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2ba45a60 DM |
1 | /* |
2 | * The simplest mpeg encoder (well, it was the simplest!) | |
3 | * Copyright (c) 2000,2001 Fabrice Bellard | |
4 | * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> | |
5 | * | |
6 | * 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at> | |
7 | * | |
8 | * This file is part of FFmpeg. | |
9 | * | |
10 | * FFmpeg is free software; you can redistribute it and/or | |
11 | * modify it under the terms of the GNU Lesser General Public | |
12 | * License as published by the Free Software Foundation; either | |
13 | * version 2.1 of the License, or (at your option) any later version. | |
14 | * | |
15 | * FFmpeg is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | * Lesser General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU Lesser General Public | |
21 | * License along with FFmpeg; if not, write to the Free Software | |
22 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
23 | */ | |
24 | ||
25 | /** | |
26 | * @file | |
27 | * The simplest mpeg encoder (well, it was the simplest!). | |
28 | */ | |
29 | ||
30 | #include <stdint.h> | |
31 | ||
32 | #include "libavutil/internal.h" | |
33 | #include "libavutil/intmath.h" | |
34 | #include "libavutil/mathematics.h" | |
35 | #include "libavutil/pixdesc.h" | |
36 | #include "libavutil/opt.h" | |
37 | #include "libavutil/timer.h" | |
38 | #include "avcodec.h" | |
39 | #include "dct.h" | |
40 | #include "idctdsp.h" | |
41 | #include "mpeg12.h" | |
42 | #include "mpegvideo.h" | |
43 | #include "h261.h" | |
44 | #include "h263.h" | |
45 | #include "mjpegenc_common.h" | |
46 | #include "mathops.h" | |
47 | #include "mpegutils.h" | |
48 | #include "mjpegenc.h" | |
49 | #include "msmpeg4.h" | |
50 | #include "pixblockdsp.h" | |
51 | #include "qpeldsp.h" | |
52 | #include "faandct.h" | |
53 | #include "thread.h" | |
54 | #include "aandcttab.h" | |
55 | #include "flv.h" | |
56 | #include "mpeg4video.h" | |
57 | #include "internal.h" | |
58 | #include "bytestream.h" | |
59 | #include <limits.h> | |
60 | #include "sp5x.h" | |
61 | ||
62 | #define QUANT_BIAS_SHIFT 8 | |
63 | ||
64 | #define QMAT_SHIFT_MMX 16 | |
65 | #define QMAT_SHIFT 21 | |
66 | ||
67 | static int encode_picture(MpegEncContext *s, int picture_number); | |
68 | static int dct_quantize_refine(MpegEncContext *s, int16_t *block, int16_t *weight, int16_t *orig, int n, int qscale); | |
69 | static int sse_mb(MpegEncContext *s); | |
70 | static void denoise_dct_c(MpegEncContext *s, int16_t *block); | |
71 | static int dct_quantize_trellis_c(MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow); | |
72 | ||
73 | static uint8_t default_mv_penalty[MAX_FCODE + 1][MAX_MV * 2 + 1]; | |
74 | static uint8_t default_fcode_tab[MAX_MV * 2 + 1]; | |
75 | ||
76 | const AVOption ff_mpv_generic_options[] = { | |
77 | FF_MPV_COMMON_OPTS | |
78 | { NULL }, | |
79 | }; | |
80 | ||
81 | void ff_convert_matrix(MpegEncContext *s, int (*qmat)[64], | |
82 | uint16_t (*qmat16)[2][64], | |
83 | const uint16_t *quant_matrix, | |
84 | int bias, int qmin, int qmax, int intra) | |
85 | { | |
86 | FDCTDSPContext *fdsp = &s->fdsp; | |
87 | int qscale; | |
88 | int shift = 0; | |
89 | ||
90 | for (qscale = qmin; qscale <= qmax; qscale++) { | |
91 | int i; | |
92 | if (fdsp->fdct == ff_jpeg_fdct_islow_8 || | |
93 | #if CONFIG_FAANDCT | |
94 | fdsp->fdct == ff_faandct || | |
95 | #endif /* CONFIG_FAANDCT */ | |
96 | fdsp->fdct == ff_jpeg_fdct_islow_10) { | |
97 | for (i = 0; i < 64; i++) { | |
98 | const int j = s->idsp.idct_permutation[i]; | |
f6fa7814 | 99 | int64_t den = (int64_t) qscale * quant_matrix[j]; |
2ba45a60 DM |
100 | /* 16 <= qscale * quant_matrix[i] <= 7905 |
101 | * Assume x = ff_aanscales[i] * qscale * quant_matrix[i] | |
102 | * 19952 <= x <= 249205026 | |
103 | * (1 << 36) / 19952 >= (1 << 36) / (x) >= (1 << 36) / 249205026 | |
104 | * 3444240 >= (1 << 36) / (x) >= 275 */ | |
105 | ||
f6fa7814 | 106 | qmat[qscale][i] = (int)((UINT64_C(1) << QMAT_SHIFT) / den); |
2ba45a60 DM |
107 | } |
108 | } else if (fdsp->fdct == ff_fdct_ifast) { | |
109 | for (i = 0; i < 64; i++) { | |
110 | const int j = s->idsp.idct_permutation[i]; | |
f6fa7814 | 111 | int64_t den = ff_aanscales[i] * (int64_t) qscale * quant_matrix[j]; |
2ba45a60 DM |
112 | /* 16 <= qscale * quant_matrix[i] <= 7905 |
113 | * Assume x = ff_aanscales[i] * qscale * quant_matrix[i] | |
114 | * 19952 <= x <= 249205026 | |
115 | * (1 << 36) / 19952 >= (1 << 36) / (x) >= (1 << 36) / 249205026 | |
116 | * 3444240 >= (1 << 36) / (x) >= 275 */ | |
117 | ||
f6fa7814 | 118 | qmat[qscale][i] = (int)((UINT64_C(1) << (QMAT_SHIFT + 14)) / den); |
2ba45a60 DM |
119 | } |
120 | } else { | |
121 | for (i = 0; i < 64; i++) { | |
122 | const int j = s->idsp.idct_permutation[i]; | |
f6fa7814 | 123 | int64_t den = (int64_t) qscale * quant_matrix[j]; |
2ba45a60 DM |
124 | /* We can safely suppose that 16 <= quant_matrix[i] <= 255 |
125 | * Assume x = qscale * quant_matrix[i] | |
126 | * So 16 <= x <= 7905 | |
127 | * so (1 << 19) / 16 >= (1 << 19) / (x) >= (1 << 19) / 7905 | |
128 | * so 32768 >= (1 << 19) / (x) >= 67 */ | |
f6fa7814 | 129 | qmat[qscale][i] = (int)((UINT64_C(1) << QMAT_SHIFT) / den); |
2ba45a60 DM |
130 | //qmat [qscale][i] = (1 << QMAT_SHIFT_MMX) / |
131 | // (qscale * quant_matrix[i]); | |
f6fa7814 | 132 | qmat16[qscale][0][i] = (1 << QMAT_SHIFT_MMX) / den; |
2ba45a60 DM |
133 | |
134 | if (qmat16[qscale][0][i] == 0 || | |
135 | qmat16[qscale][0][i] == 128 * 256) | |
136 | qmat16[qscale][0][i] = 128 * 256 - 1; | |
137 | qmat16[qscale][1][i] = | |
138 | ROUNDED_DIV(bias << (16 - QUANT_BIAS_SHIFT), | |
139 | qmat16[qscale][0][i]); | |
140 | } | |
141 | } | |
142 | ||
143 | for (i = intra; i < 64; i++) { | |
144 | int64_t max = 8191; | |
145 | if (fdsp->fdct == ff_fdct_ifast) { | |
146 | max = (8191LL * ff_aanscales[i]) >> 14; | |
147 | } | |
148 | while (((max * qmat[qscale][i]) >> shift) > INT_MAX) { | |
149 | shift++; | |
150 | } | |
151 | } | |
152 | } | |
153 | if (shift) { | |
154 | av_log(NULL, AV_LOG_INFO, | |
155 | "Warning, QMAT_SHIFT is larger than %d, overflows possible\n", | |
156 | QMAT_SHIFT - shift); | |
157 | } | |
158 | } | |
159 | ||
160 | static inline void update_qscale(MpegEncContext *s) | |
161 | { | |
162 | s->qscale = (s->lambda * 139 + FF_LAMBDA_SCALE * 64) >> | |
163 | (FF_LAMBDA_SHIFT + 7); | |
164 | s->qscale = av_clip(s->qscale, s->avctx->qmin, s->avctx->qmax); | |
165 | ||
166 | s->lambda2 = (s->lambda * s->lambda + FF_LAMBDA_SCALE / 2) >> | |
167 | FF_LAMBDA_SHIFT; | |
168 | } | |
169 | ||
170 | void ff_write_quant_matrix(PutBitContext *pb, uint16_t *matrix) | |
171 | { | |
172 | int i; | |
173 | ||
174 | if (matrix) { | |
175 | put_bits(pb, 1, 1); | |
176 | for (i = 0; i < 64; i++) { | |
177 | put_bits(pb, 8, matrix[ff_zigzag_direct[i]]); | |
178 | } | |
179 | } else | |
180 | put_bits(pb, 1, 0); | |
181 | } | |
182 | ||
183 | /** | |
184 | * init s->current_picture.qscale_table from s->lambda_table | |
185 | */ | |
186 | void ff_init_qscale_tab(MpegEncContext *s) | |
187 | { | |
188 | int8_t * const qscale_table = s->current_picture.qscale_table; | |
189 | int i; | |
190 | ||
191 | for (i = 0; i < s->mb_num; i++) { | |
192 | unsigned int lam = s->lambda_table[s->mb_index2xy[i]]; | |
193 | int qp = (lam * 139 + FF_LAMBDA_SCALE * 64) >> (FF_LAMBDA_SHIFT + 7); | |
194 | qscale_table[s->mb_index2xy[i]] = av_clip(qp, s->avctx->qmin, | |
195 | s->avctx->qmax); | |
196 | } | |
197 | } | |
198 | ||
199 | static void update_duplicate_context_after_me(MpegEncContext *dst, | |
200 | MpegEncContext *src) | |
201 | { | |
202 | #define COPY(a) dst->a= src->a | |
203 | COPY(pict_type); | |
204 | COPY(current_picture); | |
205 | COPY(f_code); | |
206 | COPY(b_code); | |
207 | COPY(qscale); | |
208 | COPY(lambda); | |
209 | COPY(lambda2); | |
210 | COPY(picture_in_gop_number); | |
211 | COPY(gop_picture_number); | |
212 | COPY(frame_pred_frame_dct); // FIXME don't set in encode_header | |
213 | COPY(progressive_frame); // FIXME don't set in encode_header | |
214 | COPY(partitioned_frame); // FIXME don't set in encode_header | |
215 | #undef COPY | |
216 | } | |
217 | ||
218 | /** | |
219 | * Set the given MpegEncContext to defaults for encoding. | |
220 | * the changed fields will not depend upon the prior state of the MpegEncContext. | |
221 | */ | |
222 | static void mpv_encode_defaults(MpegEncContext *s) | |
223 | { | |
224 | int i; | |
225 | ff_mpv_common_defaults(s); | |
226 | ||
227 | for (i = -16; i < 16; i++) { | |
228 | default_fcode_tab[i + MAX_MV] = 1; | |
229 | } | |
230 | s->me.mv_penalty = default_mv_penalty; | |
231 | s->fcode_tab = default_fcode_tab; | |
232 | ||
233 | s->input_picture_number = 0; | |
234 | s->picture_in_gop_number = 0; | |
235 | } | |
236 | ||
237 | av_cold int ff_dct_encode_init(MpegEncContext *s) { | |
238 | if (ARCH_X86) | |
239 | ff_dct_encode_init_x86(s); | |
240 | ||
241 | if (CONFIG_H263_ENCODER) | |
242 | ff_h263dsp_init(&s->h263dsp); | |
243 | if (!s->dct_quantize) | |
244 | s->dct_quantize = ff_dct_quantize_c; | |
245 | if (!s->denoise_dct) | |
246 | s->denoise_dct = denoise_dct_c; | |
247 | s->fast_dct_quantize = s->dct_quantize; | |
248 | if (s->avctx->trellis) | |
249 | s->dct_quantize = dct_quantize_trellis_c; | |
250 | ||
251 | return 0; | |
252 | } | |
253 | ||
254 | /* init video encoder */ | |
255 | av_cold int ff_mpv_encode_init(AVCodecContext *avctx) | |
256 | { | |
257 | MpegEncContext *s = avctx->priv_data; | |
258 | int i, ret, format_supported; | |
259 | ||
260 | mpv_encode_defaults(s); | |
261 | ||
262 | switch (avctx->codec_id) { | |
263 | case AV_CODEC_ID_MPEG2VIDEO: | |
264 | if (avctx->pix_fmt != AV_PIX_FMT_YUV420P && | |
265 | avctx->pix_fmt != AV_PIX_FMT_YUV422P) { | |
266 | av_log(avctx, AV_LOG_ERROR, | |
267 | "only YUV420 and YUV422 are supported\n"); | |
268 | return -1; | |
269 | } | |
270 | break; | |
271 | case AV_CODEC_ID_MJPEG: | |
272 | case AV_CODEC_ID_AMV: | |
273 | format_supported = 0; | |
274 | /* JPEG color space */ | |
275 | if (avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || | |
276 | avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || | |
277 | avctx->pix_fmt == AV_PIX_FMT_YUVJ444P || | |
278 | (avctx->color_range == AVCOL_RANGE_JPEG && | |
279 | (avctx->pix_fmt == AV_PIX_FMT_YUV420P || | |
280 | avctx->pix_fmt == AV_PIX_FMT_YUV422P || | |
281 | avctx->pix_fmt == AV_PIX_FMT_YUV444P))) | |
282 | format_supported = 1; | |
283 | /* MPEG color space */ | |
284 | else if (avctx->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL && | |
285 | (avctx->pix_fmt == AV_PIX_FMT_YUV420P || | |
286 | avctx->pix_fmt == AV_PIX_FMT_YUV422P || | |
287 | avctx->pix_fmt == AV_PIX_FMT_YUV444P)) | |
288 | format_supported = 1; | |
289 | ||
290 | if (!format_supported) { | |
291 | av_log(avctx, AV_LOG_ERROR, "colorspace not supported in jpeg\n"); | |
292 | return -1; | |
293 | } | |
294 | break; | |
295 | default: | |
296 | if (avctx->pix_fmt != AV_PIX_FMT_YUV420P) { | |
297 | av_log(avctx, AV_LOG_ERROR, "only YUV420 is supported\n"); | |
298 | return -1; | |
299 | } | |
300 | } | |
301 | ||
302 | switch (avctx->pix_fmt) { | |
303 | case AV_PIX_FMT_YUVJ444P: | |
304 | case AV_PIX_FMT_YUV444P: | |
305 | s->chroma_format = CHROMA_444; | |
306 | break; | |
307 | case AV_PIX_FMT_YUVJ422P: | |
308 | case AV_PIX_FMT_YUV422P: | |
309 | s->chroma_format = CHROMA_422; | |
310 | break; | |
311 | case AV_PIX_FMT_YUVJ420P: | |
312 | case AV_PIX_FMT_YUV420P: | |
313 | default: | |
314 | s->chroma_format = CHROMA_420; | |
315 | break; | |
316 | } | |
317 | ||
318 | s->bit_rate = avctx->bit_rate; | |
319 | s->width = avctx->width; | |
320 | s->height = avctx->height; | |
321 | if (avctx->gop_size > 600 && | |
322 | avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { | |
323 | av_log(avctx, AV_LOG_WARNING, | |
324 | "keyframe interval too large!, reducing it from %d to %d\n", | |
325 | avctx->gop_size, 600); | |
326 | avctx->gop_size = 600; | |
327 | } | |
328 | s->gop_size = avctx->gop_size; | |
329 | s->avctx = avctx; | |
330 | s->flags = avctx->flags; | |
331 | s->flags2 = avctx->flags2; | |
332 | if (avctx->max_b_frames > MAX_B_FRAMES) { | |
333 | av_log(avctx, AV_LOG_ERROR, "Too many B-frames requested, maximum " | |
334 | "is %d.\n", MAX_B_FRAMES); | |
335 | avctx->max_b_frames = MAX_B_FRAMES; | |
336 | } | |
337 | s->max_b_frames = avctx->max_b_frames; | |
338 | s->codec_id = avctx->codec->id; | |
339 | s->strict_std_compliance = avctx->strict_std_compliance; | |
340 | s->quarter_sample = (avctx->flags & CODEC_FLAG_QPEL) != 0; | |
341 | s->mpeg_quant = avctx->mpeg_quant; | |
342 | s->rtp_mode = !!avctx->rtp_payload_size; | |
343 | s->intra_dc_precision = avctx->intra_dc_precision; | |
344 | ||
345 | // workaround some differences between how applications specify dc precission | |
346 | if (s->intra_dc_precision < 0) { | |
347 | s->intra_dc_precision += 8; | |
348 | } else if (s->intra_dc_precision >= 8) | |
349 | s->intra_dc_precision -= 8; | |
350 | ||
351 | if (s->intra_dc_precision < 0) { | |
352 | av_log(avctx, AV_LOG_ERROR, | |
353 | "intra dc precision must be positive, note some applications use" | |
354 | " 0 and some 8 as base meaning 8bit, the value must not be smaller than that\n"); | |
355 | return AVERROR(EINVAL); | |
356 | } | |
357 | ||
358 | if (s->intra_dc_precision > (avctx->codec_id == AV_CODEC_ID_MPEG2VIDEO ? 3 : 0)) { | |
359 | av_log(avctx, AV_LOG_ERROR, "intra dc precision too large\n"); | |
360 | return AVERROR(EINVAL); | |
361 | } | |
362 | s->user_specified_pts = AV_NOPTS_VALUE; | |
363 | ||
364 | if (s->gop_size <= 1) { | |
365 | s->intra_only = 1; | |
366 | s->gop_size = 12; | |
367 | } else { | |
368 | s->intra_only = 0; | |
369 | } | |
370 | ||
371 | s->me_method = avctx->me_method; | |
372 | ||
373 | /* Fixed QSCALE */ | |
374 | s->fixed_qscale = !!(avctx->flags & CODEC_FLAG_QSCALE); | |
375 | ||
f6fa7814 DM |
376 | #if FF_API_MPV_OPT |
377 | FF_DISABLE_DEPRECATION_WARNINGS | |
378 | if (avctx->border_masking != 0.0) | |
379 | s->border_masking = avctx->border_masking; | |
380 | FF_ENABLE_DEPRECATION_WARNINGS | |
381 | #endif | |
382 | ||
2ba45a60 DM |
383 | s->adaptive_quant = (s->avctx->lumi_masking || |
384 | s->avctx->dark_masking || | |
385 | s->avctx->temporal_cplx_masking || | |
386 | s->avctx->spatial_cplx_masking || | |
387 | s->avctx->p_masking || | |
f6fa7814 | 388 | s->border_masking || |
2ba45a60 DM |
389 | (s->mpv_flags & FF_MPV_FLAG_QP_RD)) && |
390 | !s->fixed_qscale; | |
391 | ||
392 | s->loop_filter = !!(s->flags & CODEC_FLAG_LOOP_FILTER); | |
393 | ||
394 | if (avctx->rc_max_rate && !avctx->rc_buffer_size) { | |
395 | switch(avctx->codec_id) { | |
396 | case AV_CODEC_ID_MPEG1VIDEO: | |
397 | case AV_CODEC_ID_MPEG2VIDEO: | |
398 | avctx->rc_buffer_size = FFMAX(avctx->rc_max_rate, 15000000) * 112L / 15000000 * 16384; | |
399 | break; | |
400 | case AV_CODEC_ID_MPEG4: | |
401 | case AV_CODEC_ID_MSMPEG4V1: | |
402 | case AV_CODEC_ID_MSMPEG4V2: | |
403 | case AV_CODEC_ID_MSMPEG4V3: | |
404 | if (avctx->rc_max_rate >= 15000000) { | |
405 | avctx->rc_buffer_size = 320 + (avctx->rc_max_rate - 15000000L) * (760-320) / (38400000 - 15000000); | |
406 | } else if(avctx->rc_max_rate >= 2000000) { | |
407 | avctx->rc_buffer_size = 80 + (avctx->rc_max_rate - 2000000L) * (320- 80) / (15000000 - 2000000); | |
408 | } else if(avctx->rc_max_rate >= 384000) { | |
409 | avctx->rc_buffer_size = 40 + (avctx->rc_max_rate - 384000L) * ( 80- 40) / ( 2000000 - 384000); | |
410 | } else | |
411 | avctx->rc_buffer_size = 40; | |
412 | avctx->rc_buffer_size *= 16384; | |
413 | break; | |
414 | } | |
415 | if (avctx->rc_buffer_size) { | |
416 | av_log(avctx, AV_LOG_INFO, "Automatically choosing VBV buffer size of %d kbyte\n", avctx->rc_buffer_size/8192); | |
417 | } | |
418 | } | |
419 | ||
420 | if ((!avctx->rc_max_rate) != (!avctx->rc_buffer_size)) { | |
421 | av_log(avctx, AV_LOG_ERROR, "Either both buffer size and max rate or neither must be specified\n"); | |
422 | return -1; | |
423 | } | |
424 | ||
425 | if (avctx->rc_min_rate && avctx->rc_max_rate != avctx->rc_min_rate) { | |
426 | av_log(avctx, AV_LOG_INFO, | |
427 | "Warning min_rate > 0 but min_rate != max_rate isn't recommended!\n"); | |
428 | } | |
429 | ||
430 | if (avctx->rc_min_rate && avctx->rc_min_rate > avctx->bit_rate) { | |
431 | av_log(avctx, AV_LOG_ERROR, "bitrate below min bitrate\n"); | |
432 | return -1; | |
433 | } | |
434 | ||
435 | if (avctx->rc_max_rate && avctx->rc_max_rate < avctx->bit_rate) { | |
436 | av_log(avctx, AV_LOG_ERROR, "bitrate above max bitrate\n"); | |
437 | return -1; | |
438 | } | |
439 | ||
440 | if (avctx->rc_max_rate && | |
441 | avctx->rc_max_rate == avctx->bit_rate && | |
442 | avctx->rc_max_rate != avctx->rc_min_rate) { | |
443 | av_log(avctx, AV_LOG_INFO, | |
444 | "impossible bitrate constraints, this will fail\n"); | |
445 | } | |
446 | ||
447 | if (avctx->rc_buffer_size && | |
448 | avctx->bit_rate * (int64_t)avctx->time_base.num > | |
449 | avctx->rc_buffer_size * (int64_t)avctx->time_base.den) { | |
450 | av_log(avctx, AV_LOG_ERROR, "VBV buffer too small for bitrate\n"); | |
451 | return -1; | |
452 | } | |
453 | ||
454 | if (!s->fixed_qscale && | |
455 | avctx->bit_rate * av_q2d(avctx->time_base) > | |
456 | avctx->bit_rate_tolerance) { | |
457 | av_log(avctx, AV_LOG_WARNING, | |
458 | "bitrate tolerance %d too small for bitrate %d, overriding\n", avctx->bit_rate_tolerance, avctx->bit_rate); | |
459 | avctx->bit_rate_tolerance = 5 * avctx->bit_rate * av_q2d(avctx->time_base); | |
460 | } | |
461 | ||
462 | if (s->avctx->rc_max_rate && | |
463 | s->avctx->rc_min_rate == s->avctx->rc_max_rate && | |
464 | (s->codec_id == AV_CODEC_ID_MPEG1VIDEO || | |
465 | s->codec_id == AV_CODEC_ID_MPEG2VIDEO) && | |
466 | 90000LL * (avctx->rc_buffer_size - 1) > | |
467 | s->avctx->rc_max_rate * 0xFFFFLL) { | |
468 | av_log(avctx, AV_LOG_INFO, | |
469 | "Warning vbv_delay will be set to 0xFFFF (=VBR) as the " | |
470 | "specified vbv buffer is too large for the given bitrate!\n"); | |
471 | } | |
472 | ||
473 | if ((s->flags & CODEC_FLAG_4MV) && s->codec_id != AV_CODEC_ID_MPEG4 && | |
474 | s->codec_id != AV_CODEC_ID_H263 && s->codec_id != AV_CODEC_ID_H263P && | |
475 | s->codec_id != AV_CODEC_ID_FLV1) { | |
476 | av_log(avctx, AV_LOG_ERROR, "4MV not supported by codec\n"); | |
477 | return -1; | |
478 | } | |
479 | ||
480 | if (s->obmc && s->avctx->mb_decision != FF_MB_DECISION_SIMPLE) { | |
481 | av_log(avctx, AV_LOG_ERROR, | |
482 | "OBMC is only supported with simple mb decision\n"); | |
483 | return -1; | |
484 | } | |
485 | ||
486 | if (s->quarter_sample && s->codec_id != AV_CODEC_ID_MPEG4) { | |
487 | av_log(avctx, AV_LOG_ERROR, "qpel not supported by codec\n"); | |
488 | return -1; | |
489 | } | |
490 | ||
491 | if (s->max_b_frames && | |
492 | s->codec_id != AV_CODEC_ID_MPEG4 && | |
493 | s->codec_id != AV_CODEC_ID_MPEG1VIDEO && | |
494 | s->codec_id != AV_CODEC_ID_MPEG2VIDEO) { | |
495 | av_log(avctx, AV_LOG_ERROR, "b frames not supported by codec\n"); | |
496 | return -1; | |
497 | } | |
498 | if (s->max_b_frames < 0) { | |
499 | av_log(avctx, AV_LOG_ERROR, | |
500 | "max b frames must be 0 or positive for mpegvideo based encoders\n"); | |
501 | return -1; | |
502 | } | |
503 | ||
504 | if ((s->codec_id == AV_CODEC_ID_MPEG4 || | |
505 | s->codec_id == AV_CODEC_ID_H263 || | |
506 | s->codec_id == AV_CODEC_ID_H263P) && | |
507 | (avctx->sample_aspect_ratio.num > 255 || | |
508 | avctx->sample_aspect_ratio.den > 255)) { | |
509 | av_log(avctx, AV_LOG_WARNING, | |
510 | "Invalid pixel aspect ratio %i/%i, limit is 255/255 reducing\n", | |
511 | avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den); | |
512 | av_reduce(&avctx->sample_aspect_ratio.num, &avctx->sample_aspect_ratio.den, | |
513 | avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den, 255); | |
514 | } | |
515 | ||
516 | if ((s->codec_id == AV_CODEC_ID_H263 || | |
517 | s->codec_id == AV_CODEC_ID_H263P) && | |
518 | (avctx->width > 2048 || | |
519 | avctx->height > 1152 )) { | |
520 | av_log(avctx, AV_LOG_ERROR, "H.263 does not support resolutions above 2048x1152\n"); | |
521 | return -1; | |
522 | } | |
523 | if ((s->codec_id == AV_CODEC_ID_H263 || | |
524 | s->codec_id == AV_CODEC_ID_H263P) && | |
525 | ((avctx->width &3) || | |
526 | (avctx->height&3) )) { | |
527 | av_log(avctx, AV_LOG_ERROR, "w/h must be a multiple of 4\n"); | |
528 | return -1; | |
529 | } | |
530 | ||
531 | if (s->codec_id == AV_CODEC_ID_MPEG1VIDEO && | |
532 | (avctx->width > 4095 || | |
533 | avctx->height > 4095 )) { | |
534 | av_log(avctx, AV_LOG_ERROR, "MPEG-1 does not support resolutions above 4095x4095\n"); | |
535 | return -1; | |
536 | } | |
537 | ||
538 | if (s->codec_id == AV_CODEC_ID_MPEG2VIDEO && | |
539 | (avctx->width > 16383 || | |
540 | avctx->height > 16383 )) { | |
541 | av_log(avctx, AV_LOG_ERROR, "MPEG-2 does not support resolutions above 16383x16383\n"); | |
542 | return -1; | |
543 | } | |
544 | ||
545 | if (s->codec_id == AV_CODEC_ID_RV10 && | |
546 | (avctx->width &15 || | |
547 | avctx->height&15 )) { | |
548 | av_log(avctx, AV_LOG_ERROR, "width and height must be a multiple of 16\n"); | |
549 | return AVERROR(EINVAL); | |
550 | } | |
551 | ||
552 | if (s->codec_id == AV_CODEC_ID_RV20 && | |
553 | (avctx->width &3 || | |
554 | avctx->height&3 )) { | |
555 | av_log(avctx, AV_LOG_ERROR, "width and height must be a multiple of 4\n"); | |
556 | return AVERROR(EINVAL); | |
557 | } | |
558 | ||
559 | if ((s->codec_id == AV_CODEC_ID_WMV1 || | |
560 | s->codec_id == AV_CODEC_ID_WMV2) && | |
561 | avctx->width & 1) { | |
562 | av_log(avctx, AV_LOG_ERROR, "width must be multiple of 2\n"); | |
563 | return -1; | |
564 | } | |
565 | ||
566 | if ((s->flags & (CODEC_FLAG_INTERLACED_DCT | CODEC_FLAG_INTERLACED_ME)) && | |
567 | s->codec_id != AV_CODEC_ID_MPEG4 && s->codec_id != AV_CODEC_ID_MPEG2VIDEO) { | |
568 | av_log(avctx, AV_LOG_ERROR, "interlacing not supported by codec\n"); | |
569 | return -1; | |
570 | } | |
571 | ||
572 | // FIXME mpeg2 uses that too | |
573 | if (s->mpeg_quant && ( s->codec_id != AV_CODEC_ID_MPEG4 | |
574 | && s->codec_id != AV_CODEC_ID_MPEG2VIDEO)) { | |
575 | av_log(avctx, AV_LOG_ERROR, | |
576 | "mpeg2 style quantization not supported by codec\n"); | |
577 | return -1; | |
578 | } | |
579 | ||
580 | if ((s->mpv_flags & FF_MPV_FLAG_CBP_RD) && !avctx->trellis) { | |
581 | av_log(avctx, AV_LOG_ERROR, "CBP RD needs trellis quant\n"); | |
582 | return -1; | |
583 | } | |
584 | ||
585 | if ((s->mpv_flags & FF_MPV_FLAG_QP_RD) && | |
586 | s->avctx->mb_decision != FF_MB_DECISION_RD) { | |
587 | av_log(avctx, AV_LOG_ERROR, "QP RD needs mbd=2\n"); | |
588 | return -1; | |
589 | } | |
590 | ||
591 | if (s->avctx->scenechange_threshold < 1000000000 && | |
592 | (s->flags & CODEC_FLAG_CLOSED_GOP)) { | |
593 | av_log(avctx, AV_LOG_ERROR, | |
594 | "closed gop with scene change detection are not supported yet, " | |
595 | "set threshold to 1000000000\n"); | |
596 | return -1; | |
597 | } | |
598 | ||
599 | if (s->flags & CODEC_FLAG_LOW_DELAY) { | |
600 | if (s->codec_id != AV_CODEC_ID_MPEG2VIDEO) { | |
601 | av_log(avctx, AV_LOG_ERROR, | |
602 | "low delay forcing is only available for mpeg2\n"); | |
603 | return -1; | |
604 | } | |
605 | if (s->max_b_frames != 0) { | |
606 | av_log(avctx, AV_LOG_ERROR, | |
607 | "b frames cannot be used with low delay\n"); | |
608 | return -1; | |
609 | } | |
610 | } | |
611 | ||
612 | if (s->q_scale_type == 1) { | |
613 | if (avctx->qmax > 12) { | |
614 | av_log(avctx, AV_LOG_ERROR, | |
615 | "non linear quant only supports qmax <= 12 currently\n"); | |
616 | return -1; | |
617 | } | |
618 | } | |
619 | ||
620 | if (s->avctx->thread_count > 1 && | |
621 | s->codec_id != AV_CODEC_ID_MPEG4 && | |
622 | s->codec_id != AV_CODEC_ID_MPEG1VIDEO && | |
623 | s->codec_id != AV_CODEC_ID_MPEG2VIDEO && | |
624 | s->codec_id != AV_CODEC_ID_MJPEG && | |
625 | (s->codec_id != AV_CODEC_ID_H263P)) { | |
626 | av_log(avctx, AV_LOG_ERROR, | |
627 | "multi threaded encoding not supported by codec\n"); | |
628 | return -1; | |
629 | } | |
630 | ||
631 | if (s->avctx->thread_count < 1) { | |
632 | av_log(avctx, AV_LOG_ERROR, | |
633 | "automatic thread number detection not supported by codec, " | |
634 | "patch welcome\n"); | |
635 | return -1; | |
636 | } | |
637 | ||
638 | if (s->avctx->slices > 1 || s->avctx->thread_count > 1) | |
639 | s->rtp_mode = 1; | |
640 | ||
641 | if (s->avctx->thread_count > 1 && s->codec_id == AV_CODEC_ID_H263P) | |
642 | s->h263_slice_structured = 1; | |
643 | ||
644 | if (!avctx->time_base.den || !avctx->time_base.num) { | |
645 | av_log(avctx, AV_LOG_ERROR, "framerate not set\n"); | |
646 | return -1; | |
647 | } | |
648 | ||
2ba45a60 DM |
649 | if (avctx->b_frame_strategy && (avctx->flags & CODEC_FLAG_PASS2)) { |
650 | av_log(avctx, AV_LOG_INFO, | |
651 | "notice: b_frame_strategy only affects the first pass\n"); | |
652 | avctx->b_frame_strategy = 0; | |
653 | } | |
654 | ||
655 | i = av_gcd(avctx->time_base.den, avctx->time_base.num); | |
656 | if (i > 1) { | |
657 | av_log(avctx, AV_LOG_INFO, "removing common factors from framerate\n"); | |
658 | avctx->time_base.den /= i; | |
659 | avctx->time_base.num /= i; | |
660 | //return -1; | |
661 | } | |
662 | ||
663 | if (s->mpeg_quant || s->codec_id == AV_CODEC_ID_MPEG1VIDEO || s->codec_id == AV_CODEC_ID_MPEG2VIDEO || s->codec_id == AV_CODEC_ID_MJPEG || s->codec_id==AV_CODEC_ID_AMV) { | |
664 | // (a + x * 3 / 8) / x | |
665 | s->intra_quant_bias = 3 << (QUANT_BIAS_SHIFT - 3); | |
666 | s->inter_quant_bias = 0; | |
667 | } else { | |
668 | s->intra_quant_bias = 0; | |
669 | // (a - x / 4) / x | |
670 | s->inter_quant_bias = -(1 << (QUANT_BIAS_SHIFT - 2)); | |
671 | } | |
672 | ||
673 | if (avctx->qmin > avctx->qmax || avctx->qmin <= 0) { | |
674 | av_log(avctx, AV_LOG_ERROR, "qmin and or qmax are invalid, they must be 0 < min <= max\n"); | |
675 | return AVERROR(EINVAL); | |
676 | } | |
677 | ||
678 | if (avctx->intra_quant_bias != FF_DEFAULT_QUANT_BIAS) | |
679 | s->intra_quant_bias = avctx->intra_quant_bias; | |
680 | if (avctx->inter_quant_bias != FF_DEFAULT_QUANT_BIAS) | |
681 | s->inter_quant_bias = avctx->inter_quant_bias; | |
682 | ||
683 | av_log(avctx, AV_LOG_DEBUG, "intra_quant_bias = %d inter_quant_bias = %d\n",s->intra_quant_bias,s->inter_quant_bias); | |
684 | ||
685 | if (avctx->codec_id == AV_CODEC_ID_MPEG4 && | |
686 | s->avctx->time_base.den > (1 << 16) - 1) { | |
687 | av_log(avctx, AV_LOG_ERROR, | |
688 | "timebase %d/%d not supported by MPEG 4 standard, " | |
689 | "the maximum admitted value for the timebase denominator " | |
690 | "is %d\n", s->avctx->time_base.num, s->avctx->time_base.den, | |
691 | (1 << 16) - 1); | |
692 | return -1; | |
693 | } | |
694 | s->time_increment_bits = av_log2(s->avctx->time_base.den - 1) + 1; | |
695 | ||
696 | switch (avctx->codec->id) { | |
697 | case AV_CODEC_ID_MPEG1VIDEO: | |
698 | s->out_format = FMT_MPEG1; | |
699 | s->low_delay = !!(s->flags & CODEC_FLAG_LOW_DELAY); | |
700 | avctx->delay = s->low_delay ? 0 : (s->max_b_frames + 1); | |
701 | break; | |
702 | case AV_CODEC_ID_MPEG2VIDEO: | |
703 | s->out_format = FMT_MPEG1; | |
704 | s->low_delay = !!(s->flags & CODEC_FLAG_LOW_DELAY); | |
705 | avctx->delay = s->low_delay ? 0 : (s->max_b_frames + 1); | |
706 | s->rtp_mode = 1; | |
707 | break; | |
708 | case AV_CODEC_ID_MJPEG: | |
709 | case AV_CODEC_ID_AMV: | |
710 | s->out_format = FMT_MJPEG; | |
711 | s->intra_only = 1; /* force intra only for jpeg */ | |
712 | if (!CONFIG_MJPEG_ENCODER || | |
713 | ff_mjpeg_encode_init(s) < 0) | |
714 | return -1; | |
715 | avctx->delay = 0; | |
716 | s->low_delay = 1; | |
717 | break; | |
718 | case AV_CODEC_ID_H261: | |
719 | if (!CONFIG_H261_ENCODER) | |
720 | return -1; | |
721 | if (ff_h261_get_picture_format(s->width, s->height) < 0) { | |
722 | av_log(avctx, AV_LOG_ERROR, | |
723 | "The specified picture size of %dx%d is not valid for the " | |
724 | "H.261 codec.\nValid sizes are 176x144, 352x288\n", | |
725 | s->width, s->height); | |
726 | return -1; | |
727 | } | |
728 | s->out_format = FMT_H261; | |
729 | avctx->delay = 0; | |
730 | s->low_delay = 1; | |
731 | break; | |
732 | case AV_CODEC_ID_H263: | |
733 | if (!CONFIG_H263_ENCODER) | |
734 | return -1; | |
735 | if (ff_match_2uint16(ff_h263_format, FF_ARRAY_ELEMS(ff_h263_format), | |
736 | s->width, s->height) == 8) { | |
737 | av_log(avctx, AV_LOG_ERROR, | |
738 | "The specified picture size of %dx%d is not valid for " | |
739 | "the H.263 codec.\nValid sizes are 128x96, 176x144, " | |
740 | "352x288, 704x576, and 1408x1152. " | |
741 | "Try H.263+.\n", s->width, s->height); | |
742 | return -1; | |
743 | } | |
744 | s->out_format = FMT_H263; | |
745 | avctx->delay = 0; | |
746 | s->low_delay = 1; | |
747 | break; | |
748 | case AV_CODEC_ID_H263P: | |
749 | s->out_format = FMT_H263; | |
750 | s->h263_plus = 1; | |
751 | /* Fx */ | |
752 | s->h263_aic = (avctx->flags & CODEC_FLAG_AC_PRED) ? 1 : 0; | |
753 | s->modified_quant = s->h263_aic; | |
754 | s->loop_filter = (avctx->flags & CODEC_FLAG_LOOP_FILTER) ? 1 : 0; | |
755 | s->unrestricted_mv = s->obmc || s->loop_filter || s->umvplus; | |
756 | ||
757 | /* /Fx */ | |
758 | /* These are just to be sure */ | |
759 | avctx->delay = 0; | |
760 | s->low_delay = 1; | |
761 | break; | |
762 | case AV_CODEC_ID_FLV1: | |
763 | s->out_format = FMT_H263; | |
764 | s->h263_flv = 2; /* format = 1; 11-bit codes */ | |
765 | s->unrestricted_mv = 1; | |
766 | s->rtp_mode = 0; /* don't allow GOB */ | |
767 | avctx->delay = 0; | |
768 | s->low_delay = 1; | |
769 | break; | |
770 | case AV_CODEC_ID_RV10: | |
771 | s->out_format = FMT_H263; | |
772 | avctx->delay = 0; | |
773 | s->low_delay = 1; | |
774 | break; | |
775 | case AV_CODEC_ID_RV20: | |
776 | s->out_format = FMT_H263; | |
777 | avctx->delay = 0; | |
778 | s->low_delay = 1; | |
779 | s->modified_quant = 1; | |
780 | s->h263_aic = 1; | |
781 | s->h263_plus = 1; | |
782 | s->loop_filter = 1; | |
783 | s->unrestricted_mv = 0; | |
784 | break; | |
785 | case AV_CODEC_ID_MPEG4: | |
786 | s->out_format = FMT_H263; | |
787 | s->h263_pred = 1; | |
788 | s->unrestricted_mv = 1; | |
789 | s->low_delay = s->max_b_frames ? 0 : 1; | |
790 | avctx->delay = s->low_delay ? 0 : (s->max_b_frames + 1); | |
791 | break; | |
792 | case AV_CODEC_ID_MSMPEG4V2: | |
793 | s->out_format = FMT_H263; | |
794 | s->h263_pred = 1; | |
795 | s->unrestricted_mv = 1; | |
796 | s->msmpeg4_version = 2; | |
797 | avctx->delay = 0; | |
798 | s->low_delay = 1; | |
799 | break; | |
800 | case AV_CODEC_ID_MSMPEG4V3: | |
801 | s->out_format = FMT_H263; | |
802 | s->h263_pred = 1; | |
803 | s->unrestricted_mv = 1; | |
804 | s->msmpeg4_version = 3; | |
805 | s->flipflop_rounding = 1; | |
806 | avctx->delay = 0; | |
807 | s->low_delay = 1; | |
808 | break; | |
809 | case AV_CODEC_ID_WMV1: | |
810 | s->out_format = FMT_H263; | |
811 | s->h263_pred = 1; | |
812 | s->unrestricted_mv = 1; | |
813 | s->msmpeg4_version = 4; | |
814 | s->flipflop_rounding = 1; | |
815 | avctx->delay = 0; | |
816 | s->low_delay = 1; | |
817 | break; | |
818 | case AV_CODEC_ID_WMV2: | |
819 | s->out_format = FMT_H263; | |
820 | s->h263_pred = 1; | |
821 | s->unrestricted_mv = 1; | |
822 | s->msmpeg4_version = 5; | |
823 | s->flipflop_rounding = 1; | |
824 | avctx->delay = 0; | |
825 | s->low_delay = 1; | |
826 | break; | |
827 | default: | |
828 | return -1; | |
829 | } | |
830 | ||
831 | avctx->has_b_frames = !s->low_delay; | |
832 | ||
833 | s->encoding = 1; | |
834 | ||
835 | s->progressive_frame = | |
836 | s->progressive_sequence = !(avctx->flags & (CODEC_FLAG_INTERLACED_DCT | | |
837 | CODEC_FLAG_INTERLACED_ME) || | |
838 | s->alternate_scan); | |
839 | ||
840 | /* init */ | |
841 | ff_mpv_idct_init(s); | |
842 | if (ff_mpv_common_init(s) < 0) | |
843 | return -1; | |
844 | ||
845 | ff_fdctdsp_init(&s->fdsp, avctx); | |
846 | ff_me_cmp_init(&s->mecc, avctx); | |
847 | ff_mpegvideoencdsp_init(&s->mpvencdsp, avctx); | |
848 | ff_pixblockdsp_init(&s->pdsp, avctx); | |
849 | ff_qpeldsp_init(&s->qdsp); | |
850 | ||
851 | s->avctx->coded_frame = s->current_picture.f; | |
852 | ||
853 | if (s->msmpeg4_version) { | |
854 | FF_ALLOCZ_OR_GOTO(s->avctx, s->ac_stats, | |
855 | 2 * 2 * (MAX_LEVEL + 1) * | |
856 | (MAX_RUN + 1) * 2 * sizeof(int), fail); | |
857 | } | |
858 | FF_ALLOCZ_OR_GOTO(s->avctx, s->avctx->stats_out, 256, fail); | |
859 | ||
860 | FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix, 64 * 32 * sizeof(int), fail); | |
861 | FF_ALLOCZ_OR_GOTO(s->avctx, s->q_chroma_intra_matrix, 64 * 32 * sizeof(int), fail); | |
862 | FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix, 64 * 32 * sizeof(int), fail); | |
863 | FF_ALLOCZ_OR_GOTO(s->avctx, s->q_intra_matrix16, 64 * 32 * 2 * sizeof(uint16_t), fail); | |
864 | FF_ALLOCZ_OR_GOTO(s->avctx, s->q_chroma_intra_matrix16, 64 * 32 * 2 * sizeof(uint16_t), fail); | |
865 | FF_ALLOCZ_OR_GOTO(s->avctx, s->q_inter_matrix16, 64 * 32 * 2 * sizeof(uint16_t), fail); | |
866 | FF_ALLOCZ_OR_GOTO(s->avctx, s->input_picture, | |
867 | MAX_PICTURE_COUNT * sizeof(Picture *), fail); | |
868 | FF_ALLOCZ_OR_GOTO(s->avctx, s->reordered_input_picture, | |
869 | MAX_PICTURE_COUNT * sizeof(Picture *), fail); | |
870 | ||
871 | if (s->avctx->noise_reduction) { | |
872 | FF_ALLOCZ_OR_GOTO(s->avctx, s->dct_offset, | |
873 | 2 * 64 * sizeof(uint16_t), fail); | |
874 | } | |
875 | ||
876 | ff_dct_encode_init(s); | |
877 | ||
878 | if ((CONFIG_H263P_ENCODER || CONFIG_RV20_ENCODER) && s->modified_quant) | |
879 | s->chroma_qscale_table = ff_h263_chroma_qscale_table; | |
880 | ||
881 | s->quant_precision = 5; | |
882 | ||
883 | ff_set_cmp(&s->mecc, s->mecc.ildct_cmp, s->avctx->ildct_cmp); | |
884 | ff_set_cmp(&s->mecc, s->mecc.frame_skip_cmp, s->avctx->frame_skip_cmp); | |
885 | ||
886 | if (CONFIG_H261_ENCODER && s->out_format == FMT_H261) | |
887 | ff_h261_encode_init(s); | |
888 | if (CONFIG_H263_ENCODER && s->out_format == FMT_H263) | |
889 | ff_h263_encode_init(s); | |
890 | if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version) | |
891 | ff_msmpeg4_encode_init(s); | |
892 | if ((CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) | |
893 | && s->out_format == FMT_MPEG1) | |
894 | ff_mpeg1_encode_init(s); | |
895 | ||
896 | /* init q matrix */ | |
897 | for (i = 0; i < 64; i++) { | |
898 | int j = s->idsp.idct_permutation[i]; | |
899 | if (CONFIG_MPEG4_ENCODER && s->codec_id == AV_CODEC_ID_MPEG4 && | |
900 | s->mpeg_quant) { | |
901 | s->intra_matrix[j] = ff_mpeg4_default_intra_matrix[i]; | |
902 | s->inter_matrix[j] = ff_mpeg4_default_non_intra_matrix[i]; | |
903 | } else if (s->out_format == FMT_H263 || s->out_format == FMT_H261) { | |
904 | s->intra_matrix[j] = | |
905 | s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i]; | |
906 | } else { | |
907 | /* mpeg1/2 */ | |
908 | s->intra_matrix[j] = ff_mpeg1_default_intra_matrix[i]; | |
909 | s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i]; | |
910 | } | |
911 | if (s->avctx->intra_matrix) | |
912 | s->intra_matrix[j] = s->avctx->intra_matrix[i]; | |
913 | if (s->avctx->inter_matrix) | |
914 | s->inter_matrix[j] = s->avctx->inter_matrix[i]; | |
915 | } | |
916 | ||
917 | /* precompute matrix */ | |
918 | /* for mjpeg, we do include qscale in the matrix */ | |
919 | if (s->out_format != FMT_MJPEG) { | |
920 | ff_convert_matrix(s, s->q_intra_matrix, s->q_intra_matrix16, | |
921 | s->intra_matrix, s->intra_quant_bias, avctx->qmin, | |
922 | 31, 1); | |
923 | ff_convert_matrix(s, s->q_inter_matrix, s->q_inter_matrix16, | |
924 | s->inter_matrix, s->inter_quant_bias, avctx->qmin, | |
925 | 31, 0); | |
926 | } | |
927 | ||
928 | if (ff_rate_control_init(s) < 0) | |
929 | return -1; | |
930 | ||
931 | #if FF_API_ERROR_RATE | |
932 | FF_DISABLE_DEPRECATION_WARNINGS | |
933 | if (avctx->error_rate) | |
934 | s->error_rate = avctx->error_rate; | |
935 | FF_ENABLE_DEPRECATION_WARNINGS; | |
936 | #endif | |
937 | ||
938 | #if FF_API_NORMALIZE_AQP | |
939 | FF_DISABLE_DEPRECATION_WARNINGS | |
940 | if (avctx->flags & CODEC_FLAG_NORMALIZE_AQP) | |
941 | s->mpv_flags |= FF_MPV_FLAG_NAQ; | |
942 | FF_ENABLE_DEPRECATION_WARNINGS; | |
943 | #endif | |
944 | ||
945 | #if FF_API_MV0 | |
946 | FF_DISABLE_DEPRECATION_WARNINGS | |
947 | if (avctx->flags & CODEC_FLAG_MV0) | |
948 | s->mpv_flags |= FF_MPV_FLAG_MV0; | |
949 | FF_ENABLE_DEPRECATION_WARNINGS | |
950 | #endif | |
951 | ||
f6fa7814 DM |
952 | #if FF_API_MPV_OPT |
953 | FF_DISABLE_DEPRECATION_WARNINGS | |
954 | if (avctx->rc_qsquish != 0.0) | |
955 | s->rc_qsquish = avctx->rc_qsquish; | |
956 | if (avctx->rc_qmod_amp != 0.0) | |
957 | s->rc_qmod_amp = avctx->rc_qmod_amp; | |
958 | if (avctx->rc_qmod_freq) | |
959 | s->rc_qmod_freq = avctx->rc_qmod_freq; | |
960 | if (avctx->rc_buffer_aggressivity != 1.0) | |
961 | s->rc_buffer_aggressivity = avctx->rc_buffer_aggressivity; | |
962 | if (avctx->rc_initial_cplx != 0.0) | |
963 | s->rc_initial_cplx = avctx->rc_initial_cplx; | |
964 | if (avctx->lmin) | |
965 | s->lmin = avctx->lmin; | |
966 | if (avctx->lmax) | |
967 | s->lmax = avctx->lmax; | |
968 | ||
969 | if (avctx->rc_eq) { | |
970 | av_freep(&s->rc_eq); | |
971 | s->rc_eq = av_strdup(avctx->rc_eq); | |
972 | if (!s->rc_eq) | |
973 | return AVERROR(ENOMEM); | |
974 | } | |
975 | FF_ENABLE_DEPRECATION_WARNINGS | |
976 | #endif | |
977 | ||
2ba45a60 DM |
978 | if (avctx->b_frame_strategy == 2) { |
979 | for (i = 0; i < s->max_b_frames + 2; i++) { | |
980 | s->tmp_frames[i] = av_frame_alloc(); | |
981 | if (!s->tmp_frames[i]) | |
982 | return AVERROR(ENOMEM); | |
983 | ||
984 | s->tmp_frames[i]->format = AV_PIX_FMT_YUV420P; | |
985 | s->tmp_frames[i]->width = s->width >> avctx->brd_scale; | |
986 | s->tmp_frames[i]->height = s->height >> avctx->brd_scale; | |
987 | ||
988 | ret = av_frame_get_buffer(s->tmp_frames[i], 32); | |
989 | if (ret < 0) | |
990 | return ret; | |
991 | } | |
992 | } | |
993 | ||
994 | return 0; | |
995 | fail: | |
996 | ff_mpv_encode_end(avctx); | |
997 | return AVERROR_UNKNOWN; | |
998 | } | |
999 | ||
1000 | av_cold int ff_mpv_encode_end(AVCodecContext *avctx) | |
1001 | { | |
1002 | MpegEncContext *s = avctx->priv_data; | |
1003 | int i; | |
1004 | ||
1005 | ff_rate_control_uninit(s); | |
1006 | ||
1007 | ff_mpv_common_end(s); | |
1008 | if (CONFIG_MJPEG_ENCODER && | |
1009 | s->out_format == FMT_MJPEG) | |
1010 | ff_mjpeg_encode_close(s); | |
1011 | ||
1012 | av_freep(&avctx->extradata); | |
1013 | ||
1014 | for (i = 0; i < FF_ARRAY_ELEMS(s->tmp_frames); i++) | |
1015 | av_frame_free(&s->tmp_frames[i]); | |
1016 | ||
1017 | ff_free_picture_tables(&s->new_picture); | |
1018 | ff_mpeg_unref_picture(s, &s->new_picture); | |
1019 | ||
1020 | av_freep(&s->avctx->stats_out); | |
1021 | av_freep(&s->ac_stats); | |
1022 | ||
1023 | if(s->q_chroma_intra_matrix != s->q_intra_matrix ) av_freep(&s->q_chroma_intra_matrix); | |
1024 | if(s->q_chroma_intra_matrix16 != s->q_intra_matrix16) av_freep(&s->q_chroma_intra_matrix16); | |
1025 | s->q_chroma_intra_matrix= NULL; | |
1026 | s->q_chroma_intra_matrix16= NULL; | |
1027 | av_freep(&s->q_intra_matrix); | |
1028 | av_freep(&s->q_inter_matrix); | |
1029 | av_freep(&s->q_intra_matrix16); | |
1030 | av_freep(&s->q_inter_matrix16); | |
1031 | av_freep(&s->input_picture); | |
1032 | av_freep(&s->reordered_input_picture); | |
1033 | av_freep(&s->dct_offset); | |
1034 | ||
1035 | return 0; | |
1036 | } | |
1037 | ||
1038 | static int get_sae(uint8_t *src, int ref, int stride) | |
1039 | { | |
1040 | int x,y; | |
1041 | int acc = 0; | |
1042 | ||
1043 | for (y = 0; y < 16; y++) { | |
1044 | for (x = 0; x < 16; x++) { | |
1045 | acc += FFABS(src[x + y * stride] - ref); | |
1046 | } | |
1047 | } | |
1048 | ||
1049 | return acc; | |
1050 | } | |
1051 | ||
1052 | static int get_intra_count(MpegEncContext *s, uint8_t *src, | |
1053 | uint8_t *ref, int stride) | |
1054 | { | |
1055 | int x, y, w, h; | |
1056 | int acc = 0; | |
1057 | ||
1058 | w = s->width & ~15; | |
1059 | h = s->height & ~15; | |
1060 | ||
1061 | for (y = 0; y < h; y += 16) { | |
1062 | for (x = 0; x < w; x += 16) { | |
1063 | int offset = x + y * stride; | |
1064 | int sad = s->mecc.sad[0](NULL, src + offset, ref + offset, | |
1065 | stride, 16); | |
1066 | int mean = (s->mpvencdsp.pix_sum(src + offset, stride) + 128) >> 8; | |
1067 | int sae = get_sae(src + offset, mean, stride); | |
1068 | ||
1069 | acc += sae + 500 < sad; | |
1070 | } | |
1071 | } | |
1072 | return acc; | |
1073 | } | |
1074 | ||
1075 | ||
1076 | static int load_input_picture(MpegEncContext *s, const AVFrame *pic_arg) | |
1077 | { | |
1078 | Picture *pic = NULL; | |
1079 | int64_t pts; | |
1080 | int i, display_picture_number = 0, ret; | |
1081 | const int encoding_delay = s->max_b_frames ? s->max_b_frames : | |
1082 | (s->low_delay ? 0 : 1); | |
1083 | int direct = 1; | |
1084 | ||
1085 | if (pic_arg) { | |
1086 | pts = pic_arg->pts; | |
1087 | display_picture_number = s->input_picture_number++; | |
1088 | ||
1089 | if (pts != AV_NOPTS_VALUE) { | |
1090 | if (s->user_specified_pts != AV_NOPTS_VALUE) { | |
1091 | int64_t last = s->user_specified_pts; | |
1092 | ||
1093 | if (pts <= last) { | |
1094 | av_log(s->avctx, AV_LOG_ERROR, | |
1095 | "Invalid pts (%"PRId64") <= last (%"PRId64")\n", | |
1096 | pts, last); | |
1097 | return AVERROR(EINVAL); | |
1098 | } | |
1099 | ||
1100 | if (!s->low_delay && display_picture_number == 1) | |
1101 | s->dts_delta = pts - last; | |
1102 | } | |
1103 | s->user_specified_pts = pts; | |
1104 | } else { | |
1105 | if (s->user_specified_pts != AV_NOPTS_VALUE) { | |
1106 | s->user_specified_pts = | |
1107 | pts = s->user_specified_pts + 1; | |
1108 | av_log(s->avctx, AV_LOG_INFO, | |
1109 | "Warning: AVFrame.pts=? trying to guess (%"PRId64")\n", | |
1110 | pts); | |
1111 | } else { | |
1112 | pts = display_picture_number; | |
1113 | } | |
1114 | } | |
1115 | } | |
1116 | ||
1117 | if (pic_arg) { | |
f6fa7814 DM |
1118 | if (!pic_arg->buf[0] || |
1119 | pic_arg->linesize[0] != s->linesize || | |
1120 | pic_arg->linesize[1] != s->uvlinesize || | |
1121 | pic_arg->linesize[2] != s->uvlinesize) | |
2ba45a60 DM |
1122 | direct = 0; |
1123 | if ((s->width & 15) || (s->height & 15)) | |
1124 | direct = 0; | |
1125 | if (((intptr_t)(pic_arg->data[0])) & (STRIDE_ALIGN-1)) | |
1126 | direct = 0; | |
1127 | if (s->linesize & (STRIDE_ALIGN-1)) | |
1128 | direct = 0; | |
1129 | ||
1130 | av_dlog(s->avctx, "%d %d %"PTRDIFF_SPECIFIER" %"PTRDIFF_SPECIFIER"\n", pic_arg->linesize[0], | |
1131 | pic_arg->linesize[1], s->linesize, s->uvlinesize); | |
1132 | ||
f6fa7814 DM |
1133 | i = ff_find_unused_picture(s, direct); |
1134 | if (i < 0) | |
1135 | return i; | |
2ba45a60 | 1136 | |
f6fa7814 DM |
1137 | pic = &s->picture[i]; |
1138 | pic->reference = 3; | |
2ba45a60 | 1139 | |
f6fa7814 | 1140 | if (direct) { |
2ba45a60 DM |
1141 | if ((ret = av_frame_ref(pic->f, pic_arg)) < 0) |
1142 | return ret; | |
1143 | if (ff_alloc_picture(s, pic, 1) < 0) { | |
1144 | return -1; | |
1145 | } | |
1146 | } else { | |
2ba45a60 DM |
1147 | if (ff_alloc_picture(s, pic, 0) < 0) { |
1148 | return -1; | |
1149 | } | |
1150 | ||
1151 | if (pic->f->data[0] + INPLACE_OFFSET == pic_arg->data[0] && | |
1152 | pic->f->data[1] + INPLACE_OFFSET == pic_arg->data[1] && | |
1153 | pic->f->data[2] + INPLACE_OFFSET == pic_arg->data[2]) { | |
1154 | // empty | |
1155 | } else { | |
1156 | int h_chroma_shift, v_chroma_shift; | |
1157 | av_pix_fmt_get_chroma_sub_sample(s->avctx->pix_fmt, | |
1158 | &h_chroma_shift, | |
1159 | &v_chroma_shift); | |
1160 | ||
1161 | for (i = 0; i < 3; i++) { | |
1162 | int src_stride = pic_arg->linesize[i]; | |
1163 | int dst_stride = i ? s->uvlinesize : s->linesize; | |
1164 | int h_shift = i ? h_chroma_shift : 0; | |
1165 | int v_shift = i ? v_chroma_shift : 0; | |
1166 | int w = s->width >> h_shift; | |
1167 | int h = s->height >> v_shift; | |
1168 | uint8_t *src = pic_arg->data[i]; | |
1169 | uint8_t *dst = pic->f->data[i]; | |
1170 | int vpad = 16; | |
1171 | ||
1172 | if ( s->codec_id == AV_CODEC_ID_MPEG2VIDEO | |
1173 | && !s->progressive_sequence | |
1174 | && FFALIGN(s->height, 32) - s->height > 16) | |
1175 | vpad = 32; | |
1176 | ||
1177 | if (!s->avctx->rc_buffer_size) | |
1178 | dst += INPLACE_OFFSET; | |
1179 | ||
1180 | if (src_stride == dst_stride) | |
1181 | memcpy(dst, src, src_stride * h); | |
1182 | else { | |
1183 | int h2 = h; | |
1184 | uint8_t *dst2 = dst; | |
1185 | while (h2--) { | |
1186 | memcpy(dst2, src, w); | |
1187 | dst2 += dst_stride; | |
1188 | src += src_stride; | |
1189 | } | |
1190 | } | |
1191 | if ((s->width & 15) || (s->height & (vpad-1))) { | |
1192 | s->mpvencdsp.draw_edges(dst, dst_stride, | |
1193 | w, h, | |
1194 | 16>>h_shift, | |
1195 | vpad>>v_shift, | |
1196 | EDGE_BOTTOM); | |
1197 | } | |
1198 | } | |
1199 | } | |
1200 | } | |
1201 | ret = av_frame_copy_props(pic->f, pic_arg); | |
1202 | if (ret < 0) | |
1203 | return ret; | |
1204 | ||
1205 | pic->f->display_picture_number = display_picture_number; | |
1206 | pic->f->pts = pts; // we set this here to avoid modifiying pic_arg | |
1207 | } | |
1208 | ||
1209 | /* shift buffer entries */ | |
1210 | for (i = 1; i < MAX_PICTURE_COUNT /*s->encoding_delay + 1*/; i++) | |
1211 | s->input_picture[i - 1] = s->input_picture[i]; | |
1212 | ||
1213 | s->input_picture[encoding_delay] = (Picture*) pic; | |
1214 | ||
1215 | return 0; | |
1216 | } | |
1217 | ||
1218 | static int skip_check(MpegEncContext *s, Picture *p, Picture *ref) | |
1219 | { | |
1220 | int x, y, plane; | |
1221 | int score = 0; | |
1222 | int64_t score64 = 0; | |
1223 | ||
1224 | for (plane = 0; plane < 3; plane++) { | |
1225 | const int stride = p->f->linesize[plane]; | |
1226 | const int bw = plane ? 1 : 2; | |
1227 | for (y = 0; y < s->mb_height * bw; y++) { | |
1228 | for (x = 0; x < s->mb_width * bw; x++) { | |
1229 | int off = p->shared ? 0 : 16; | |
1230 | uint8_t *dptr = p->f->data[plane] + 8 * (x + y * stride) + off; | |
1231 | uint8_t *rptr = ref->f->data[plane] + 8 * (x + y * stride); | |
1232 | int v = s->mecc.frame_skip_cmp[1](s, dptr, rptr, stride, 8); | |
1233 | ||
1234 | switch (FFABS(s->avctx->frame_skip_exp)) { | |
1235 | case 0: score = FFMAX(score, v); break; | |
1236 | case 1: score += FFABS(v); break; | |
1237 | case 2: score64 += v * (int64_t)v; break; | |
1238 | case 3: score64 += FFABS(v * (int64_t)v * v); break; | |
1239 | case 4: score64 += (v * (int64_t)v) * (v * (int64_t)v); break; | |
1240 | } | |
1241 | } | |
1242 | } | |
1243 | } | |
1244 | emms_c(); | |
1245 | ||
1246 | if (score) | |
1247 | score64 = score; | |
1248 | if (s->avctx->frame_skip_exp < 0) | |
1249 | score64 = pow(score64 / (double)(s->mb_width * s->mb_height), | |
1250 | -1.0/s->avctx->frame_skip_exp); | |
1251 | ||
1252 | if (score64 < s->avctx->frame_skip_threshold) | |
1253 | return 1; | |
1254 | if (score64 < ((s->avctx->frame_skip_factor * (int64_t)s->lambda) >> 8)) | |
1255 | return 1; | |
1256 | return 0; | |
1257 | } | |
1258 | ||
1259 | static int encode_frame(AVCodecContext *c, AVFrame *frame) | |
1260 | { | |
1261 | AVPacket pkt = { 0 }; | |
1262 | int ret, got_output; | |
1263 | ||
1264 | av_init_packet(&pkt); | |
1265 | ret = avcodec_encode_video2(c, &pkt, frame, &got_output); | |
1266 | if (ret < 0) | |
1267 | return ret; | |
1268 | ||
1269 | ret = pkt.size; | |
1270 | av_free_packet(&pkt); | |
1271 | return ret; | |
1272 | } | |
1273 | ||
1274 | static int estimate_best_b_count(MpegEncContext *s) | |
1275 | { | |
1276 | AVCodec *codec = avcodec_find_encoder(s->avctx->codec_id); | |
1277 | AVCodecContext *c = avcodec_alloc_context3(NULL); | |
1278 | const int scale = s->avctx->brd_scale; | |
1279 | int i, j, out_size, p_lambda, b_lambda, lambda2; | |
1280 | int64_t best_rd = INT64_MAX; | |
1281 | int best_b_count = -1; | |
1282 | ||
1283 | av_assert0(scale >= 0 && scale <= 3); | |
1284 | ||
1285 | //emms_c(); | |
1286 | //s->next_picture_ptr->quality; | |
1287 | p_lambda = s->last_lambda_for[AV_PICTURE_TYPE_P]; | |
1288 | //p_lambda * FFABS(s->avctx->b_quant_factor) + s->avctx->b_quant_offset; | |
1289 | b_lambda = s->last_lambda_for[AV_PICTURE_TYPE_B]; | |
1290 | if (!b_lambda) // FIXME we should do this somewhere else | |
1291 | b_lambda = p_lambda; | |
1292 | lambda2 = (b_lambda * b_lambda + (1 << FF_LAMBDA_SHIFT) / 2) >> | |
1293 | FF_LAMBDA_SHIFT; | |
1294 | ||
1295 | c->width = s->width >> scale; | |
1296 | c->height = s->height >> scale; | |
1297 | c->flags = CODEC_FLAG_QSCALE | CODEC_FLAG_PSNR; | |
1298 | c->flags |= s->avctx->flags & CODEC_FLAG_QPEL; | |
1299 | c->mb_decision = s->avctx->mb_decision; | |
1300 | c->me_cmp = s->avctx->me_cmp; | |
1301 | c->mb_cmp = s->avctx->mb_cmp; | |
1302 | c->me_sub_cmp = s->avctx->me_sub_cmp; | |
1303 | c->pix_fmt = AV_PIX_FMT_YUV420P; | |
1304 | c->time_base = s->avctx->time_base; | |
1305 | c->max_b_frames = s->max_b_frames; | |
1306 | ||
1307 | if (avcodec_open2(c, codec, NULL) < 0) | |
1308 | return -1; | |
1309 | ||
1310 | for (i = 0; i < s->max_b_frames + 2; i++) { | |
1311 | Picture pre_input, *pre_input_ptr = i ? s->input_picture[i - 1] : | |
1312 | s->next_picture_ptr; | |
1313 | uint8_t *data[4]; | |
1314 | ||
1315 | if (pre_input_ptr && (!i || s->input_picture[i - 1])) { | |
1316 | pre_input = *pre_input_ptr; | |
1317 | memcpy(data, pre_input_ptr->f->data, sizeof(data)); | |
1318 | ||
1319 | if (!pre_input.shared && i) { | |
1320 | data[0] += INPLACE_OFFSET; | |
1321 | data[1] += INPLACE_OFFSET; | |
1322 | data[2] += INPLACE_OFFSET; | |
1323 | } | |
1324 | ||
1325 | s->mpvencdsp.shrink[scale](s->tmp_frames[i]->data[0], | |
1326 | s->tmp_frames[i]->linesize[0], | |
1327 | data[0], | |
1328 | pre_input.f->linesize[0], | |
1329 | c->width, c->height); | |
1330 | s->mpvencdsp.shrink[scale](s->tmp_frames[i]->data[1], | |
1331 | s->tmp_frames[i]->linesize[1], | |
1332 | data[1], | |
1333 | pre_input.f->linesize[1], | |
1334 | c->width >> 1, c->height >> 1); | |
1335 | s->mpvencdsp.shrink[scale](s->tmp_frames[i]->data[2], | |
1336 | s->tmp_frames[i]->linesize[2], | |
1337 | data[2], | |
1338 | pre_input.f->linesize[2], | |
1339 | c->width >> 1, c->height >> 1); | |
1340 | } | |
1341 | } | |
1342 | ||
1343 | for (j = 0; j < s->max_b_frames + 1; j++) { | |
1344 | int64_t rd = 0; | |
1345 | ||
1346 | if (!s->input_picture[j]) | |
1347 | break; | |
1348 | ||
1349 | c->error[0] = c->error[1] = c->error[2] = 0; | |
1350 | ||
1351 | s->tmp_frames[0]->pict_type = AV_PICTURE_TYPE_I; | |
1352 | s->tmp_frames[0]->quality = 1 * FF_QP2LAMBDA; | |
1353 | ||
1354 | out_size = encode_frame(c, s->tmp_frames[0]); | |
1355 | ||
1356 | //rd += (out_size * lambda2) >> FF_LAMBDA_SHIFT; | |
1357 | ||
1358 | for (i = 0; i < s->max_b_frames + 1; i++) { | |
1359 | int is_p = i % (j + 1) == j || i == s->max_b_frames; | |
1360 | ||
1361 | s->tmp_frames[i + 1]->pict_type = is_p ? | |
1362 | AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_B; | |
1363 | s->tmp_frames[i + 1]->quality = is_p ? p_lambda : b_lambda; | |
1364 | ||
1365 | out_size = encode_frame(c, s->tmp_frames[i + 1]); | |
1366 | ||
1367 | rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3); | |
1368 | } | |
1369 | ||
1370 | /* get the delayed frames */ | |
1371 | while (out_size) { | |
1372 | out_size = encode_frame(c, NULL); | |
1373 | rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3); | |
1374 | } | |
1375 | ||
1376 | rd += c->error[0] + c->error[1] + c->error[2]; | |
1377 | ||
1378 | if (rd < best_rd) { | |
1379 | best_rd = rd; | |
1380 | best_b_count = j; | |
1381 | } | |
1382 | } | |
1383 | ||
1384 | avcodec_close(c); | |
1385 | av_freep(&c); | |
1386 | ||
1387 | return best_b_count; | |
1388 | } | |
1389 | ||
1390 | static int select_input_picture(MpegEncContext *s) | |
1391 | { | |
1392 | int i, ret; | |
1393 | ||
1394 | for (i = 1; i < MAX_PICTURE_COUNT; i++) | |
1395 | s->reordered_input_picture[i - 1] = s->reordered_input_picture[i]; | |
1396 | s->reordered_input_picture[MAX_PICTURE_COUNT - 1] = NULL; | |
1397 | ||
1398 | /* set next picture type & ordering */ | |
1399 | if (!s->reordered_input_picture[0] && s->input_picture[0]) { | |
1400 | if (s->avctx->frame_skip_threshold || s->avctx->frame_skip_factor) { | |
1401 | if (s->picture_in_gop_number < s->gop_size && | |
1402 | s->next_picture_ptr && | |
1403 | skip_check(s, s->input_picture[0], s->next_picture_ptr)) { | |
1404 | // FIXME check that te gop check above is +-1 correct | |
1405 | av_frame_unref(s->input_picture[0]->f); | |
1406 | ||
1407 | ff_vbv_update(s, 0); | |
1408 | ||
1409 | goto no_output_pic; | |
1410 | } | |
1411 | } | |
1412 | ||
1413 | if (/*s->picture_in_gop_number >= s->gop_size ||*/ | |
1414 | !s->next_picture_ptr || s->intra_only) { | |
1415 | s->reordered_input_picture[0] = s->input_picture[0]; | |
1416 | s->reordered_input_picture[0]->f->pict_type = AV_PICTURE_TYPE_I; | |
1417 | s->reordered_input_picture[0]->f->coded_picture_number = | |
1418 | s->coded_picture_number++; | |
1419 | } else { | |
1420 | int b_frames; | |
1421 | ||
1422 | if (s->flags & CODEC_FLAG_PASS2) { | |
1423 | for (i = 0; i < s->max_b_frames + 1; i++) { | |
1424 | int pict_num = s->input_picture[0]->f->display_picture_number + i; | |
1425 | ||
1426 | if (pict_num >= s->rc_context.num_entries) | |
1427 | break; | |
1428 | if (!s->input_picture[i]) { | |
1429 | s->rc_context.entry[pict_num - 1].new_pict_type = AV_PICTURE_TYPE_P; | |
1430 | break; | |
1431 | } | |
1432 | ||
1433 | s->input_picture[i]->f->pict_type = | |
1434 | s->rc_context.entry[pict_num].new_pict_type; | |
1435 | } | |
1436 | } | |
1437 | ||
1438 | if (s->avctx->b_frame_strategy == 0) { | |
1439 | b_frames = s->max_b_frames; | |
1440 | while (b_frames && !s->input_picture[b_frames]) | |
1441 | b_frames--; | |
1442 | } else if (s->avctx->b_frame_strategy == 1) { | |
1443 | for (i = 1; i < s->max_b_frames + 1; i++) { | |
1444 | if (s->input_picture[i] && | |
1445 | s->input_picture[i]->b_frame_score == 0) { | |
1446 | s->input_picture[i]->b_frame_score = | |
1447 | get_intra_count(s, | |
1448 | s->input_picture[i ]->f->data[0], | |
1449 | s->input_picture[i - 1]->f->data[0], | |
1450 | s->linesize) + 1; | |
1451 | } | |
1452 | } | |
1453 | for (i = 0; i < s->max_b_frames + 1; i++) { | |
1454 | if (!s->input_picture[i] || | |
1455 | s->input_picture[i]->b_frame_score - 1 > | |
1456 | s->mb_num / s->avctx->b_sensitivity) | |
1457 | break; | |
1458 | } | |
1459 | ||
1460 | b_frames = FFMAX(0, i - 1); | |
1461 | ||
1462 | /* reset scores */ | |
1463 | for (i = 0; i < b_frames + 1; i++) { | |
1464 | s->input_picture[i]->b_frame_score = 0; | |
1465 | } | |
1466 | } else if (s->avctx->b_frame_strategy == 2) { | |
1467 | b_frames = estimate_best_b_count(s); | |
1468 | } else { | |
1469 | av_log(s->avctx, AV_LOG_ERROR, "illegal b frame strategy\n"); | |
1470 | b_frames = 0; | |
1471 | } | |
1472 | ||
1473 | emms_c(); | |
1474 | ||
1475 | for (i = b_frames - 1; i >= 0; i--) { | |
1476 | int type = s->input_picture[i]->f->pict_type; | |
1477 | if (type && type != AV_PICTURE_TYPE_B) | |
1478 | b_frames = i; | |
1479 | } | |
1480 | if (s->input_picture[b_frames]->f->pict_type == AV_PICTURE_TYPE_B && | |
1481 | b_frames == s->max_b_frames) { | |
1482 | av_log(s->avctx, AV_LOG_ERROR, | |
1483 | "warning, too many b frames in a row\n"); | |
1484 | } | |
1485 | ||
1486 | if (s->picture_in_gop_number + b_frames >= s->gop_size) { | |
1487 | if ((s->mpv_flags & FF_MPV_FLAG_STRICT_GOP) && | |
1488 | s->gop_size > s->picture_in_gop_number) { | |
1489 | b_frames = s->gop_size - s->picture_in_gop_number - 1; | |
1490 | } else { | |
1491 | if (s->flags & CODEC_FLAG_CLOSED_GOP) | |
1492 | b_frames = 0; | |
1493 | s->input_picture[b_frames]->f->pict_type = AV_PICTURE_TYPE_I; | |
1494 | } | |
1495 | } | |
1496 | ||
1497 | if ((s->flags & CODEC_FLAG_CLOSED_GOP) && b_frames && | |
1498 | s->input_picture[b_frames]->f->pict_type == AV_PICTURE_TYPE_I) | |
1499 | b_frames--; | |
1500 | ||
1501 | s->reordered_input_picture[0] = s->input_picture[b_frames]; | |
1502 | if (s->reordered_input_picture[0]->f->pict_type != AV_PICTURE_TYPE_I) | |
1503 | s->reordered_input_picture[0]->f->pict_type = AV_PICTURE_TYPE_P; | |
1504 | s->reordered_input_picture[0]->f->coded_picture_number = | |
1505 | s->coded_picture_number++; | |
1506 | for (i = 0; i < b_frames; i++) { | |
1507 | s->reordered_input_picture[i + 1] = s->input_picture[i]; | |
1508 | s->reordered_input_picture[i + 1]->f->pict_type = | |
1509 | AV_PICTURE_TYPE_B; | |
1510 | s->reordered_input_picture[i + 1]->f->coded_picture_number = | |
1511 | s->coded_picture_number++; | |
1512 | } | |
1513 | } | |
1514 | } | |
1515 | no_output_pic: | |
1516 | if (s->reordered_input_picture[0]) { | |
1517 | s->reordered_input_picture[0]->reference = | |
1518 | s->reordered_input_picture[0]->f->pict_type != | |
1519 | AV_PICTURE_TYPE_B ? 3 : 0; | |
1520 | ||
1521 | ff_mpeg_unref_picture(s, &s->new_picture); | |
1522 | if ((ret = ff_mpeg_ref_picture(s, &s->new_picture, s->reordered_input_picture[0]))) | |
1523 | return ret; | |
1524 | ||
1525 | if (s->reordered_input_picture[0]->shared || s->avctx->rc_buffer_size) { | |
1526 | // input is a shared pix, so we can't modifiy it -> alloc a new | |
1527 | // one & ensure that the shared one is reuseable | |
1528 | ||
1529 | Picture *pic; | |
1530 | int i = ff_find_unused_picture(s, 0); | |
1531 | if (i < 0) | |
1532 | return i; | |
1533 | pic = &s->picture[i]; | |
1534 | ||
1535 | pic->reference = s->reordered_input_picture[0]->reference; | |
1536 | if (ff_alloc_picture(s, pic, 0) < 0) { | |
1537 | return -1; | |
1538 | } | |
1539 | ||
1540 | ret = av_frame_copy_props(pic->f, s->reordered_input_picture[0]->f); | |
1541 | if (ret < 0) | |
1542 | return ret; | |
1543 | ||
1544 | /* mark us unused / free shared pic */ | |
1545 | av_frame_unref(s->reordered_input_picture[0]->f); | |
1546 | s->reordered_input_picture[0]->shared = 0; | |
1547 | ||
1548 | s->current_picture_ptr = pic; | |
1549 | } else { | |
1550 | // input is not a shared pix -> reuse buffer for current_pix | |
1551 | s->current_picture_ptr = s->reordered_input_picture[0]; | |
1552 | for (i = 0; i < 4; i++) { | |
1553 | s->new_picture.f->data[i] += INPLACE_OFFSET; | |
1554 | } | |
1555 | } | |
1556 | ff_mpeg_unref_picture(s, &s->current_picture); | |
1557 | if ((ret = ff_mpeg_ref_picture(s, &s->current_picture, | |
1558 | s->current_picture_ptr)) < 0) | |
1559 | return ret; | |
1560 | ||
1561 | s->picture_number = s->new_picture.f->display_picture_number; | |
1562 | } else { | |
1563 | ff_mpeg_unref_picture(s, &s->new_picture); | |
1564 | } | |
1565 | return 0; | |
1566 | } | |
1567 | ||
1568 | static void frame_end(MpegEncContext *s) | |
1569 | { | |
1570 | if (s->unrestricted_mv && | |
1571 | s->current_picture.reference && | |
1572 | !s->intra_only) { | |
1573 | const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->avctx->pix_fmt); | |
1574 | int hshift = desc->log2_chroma_w; | |
1575 | int vshift = desc->log2_chroma_h; | |
1576 | s->mpvencdsp.draw_edges(s->current_picture.f->data[0], | |
1577 | s->current_picture.f->linesize[0], | |
1578 | s->h_edge_pos, s->v_edge_pos, | |
1579 | EDGE_WIDTH, EDGE_WIDTH, | |
1580 | EDGE_TOP | EDGE_BOTTOM); | |
1581 | s->mpvencdsp.draw_edges(s->current_picture.f->data[1], | |
1582 | s->current_picture.f->linesize[1], | |
1583 | s->h_edge_pos >> hshift, | |
1584 | s->v_edge_pos >> vshift, | |
1585 | EDGE_WIDTH >> hshift, | |
1586 | EDGE_WIDTH >> vshift, | |
1587 | EDGE_TOP | EDGE_BOTTOM); | |
1588 | s->mpvencdsp.draw_edges(s->current_picture.f->data[2], | |
1589 | s->current_picture.f->linesize[2], | |
1590 | s->h_edge_pos >> hshift, | |
1591 | s->v_edge_pos >> vshift, | |
1592 | EDGE_WIDTH >> hshift, | |
1593 | EDGE_WIDTH >> vshift, | |
1594 | EDGE_TOP | EDGE_BOTTOM); | |
1595 | } | |
1596 | ||
1597 | emms_c(); | |
1598 | ||
1599 | s->last_pict_type = s->pict_type; | |
1600 | s->last_lambda_for [s->pict_type] = s->current_picture_ptr->f->quality; | |
1601 | if (s->pict_type!= AV_PICTURE_TYPE_B) | |
1602 | s->last_non_b_pict_type = s->pict_type; | |
1603 | ||
1604 | s->avctx->coded_frame = s->current_picture_ptr->f; | |
1605 | ||
1606 | } | |
1607 | ||
1608 | static void update_noise_reduction(MpegEncContext *s) | |
1609 | { | |
1610 | int intra, i; | |
1611 | ||
1612 | for (intra = 0; intra < 2; intra++) { | |
1613 | if (s->dct_count[intra] > (1 << 16)) { | |
1614 | for (i = 0; i < 64; i++) { | |
1615 | s->dct_error_sum[intra][i] >>= 1; | |
1616 | } | |
1617 | s->dct_count[intra] >>= 1; | |
1618 | } | |
1619 | ||
1620 | for (i = 0; i < 64; i++) { | |
1621 | s->dct_offset[intra][i] = (s->avctx->noise_reduction * | |
1622 | s->dct_count[intra] + | |
1623 | s->dct_error_sum[intra][i] / 2) / | |
1624 | (s->dct_error_sum[intra][i] + 1); | |
1625 | } | |
1626 | } | |
1627 | } | |
1628 | ||
1629 | static int frame_start(MpegEncContext *s) | |
1630 | { | |
1631 | int ret; | |
1632 | ||
1633 | /* mark & release old frames */ | |
1634 | if (s->pict_type != AV_PICTURE_TYPE_B && s->last_picture_ptr && | |
1635 | s->last_picture_ptr != s->next_picture_ptr && | |
1636 | s->last_picture_ptr->f->buf[0]) { | |
1637 | ff_mpeg_unref_picture(s, s->last_picture_ptr); | |
1638 | } | |
1639 | ||
1640 | s->current_picture_ptr->f->pict_type = s->pict_type; | |
1641 | s->current_picture_ptr->f->key_frame = s->pict_type == AV_PICTURE_TYPE_I; | |
1642 | ||
1643 | ff_mpeg_unref_picture(s, &s->current_picture); | |
1644 | if ((ret = ff_mpeg_ref_picture(s, &s->current_picture, | |
1645 | s->current_picture_ptr)) < 0) | |
1646 | return ret; | |
1647 | ||
1648 | if (s->pict_type != AV_PICTURE_TYPE_B) { | |
1649 | s->last_picture_ptr = s->next_picture_ptr; | |
1650 | if (!s->droppable) | |
1651 | s->next_picture_ptr = s->current_picture_ptr; | |
1652 | } | |
1653 | ||
1654 | if (s->last_picture_ptr) { | |
1655 | ff_mpeg_unref_picture(s, &s->last_picture); | |
1656 | if (s->last_picture_ptr->f->buf[0] && | |
1657 | (ret = ff_mpeg_ref_picture(s, &s->last_picture, | |
1658 | s->last_picture_ptr)) < 0) | |
1659 | return ret; | |
1660 | } | |
1661 | if (s->next_picture_ptr) { | |
1662 | ff_mpeg_unref_picture(s, &s->next_picture); | |
1663 | if (s->next_picture_ptr->f->buf[0] && | |
1664 | (ret = ff_mpeg_ref_picture(s, &s->next_picture, | |
1665 | s->next_picture_ptr)) < 0) | |
1666 | return ret; | |
1667 | } | |
1668 | ||
1669 | if (s->picture_structure!= PICT_FRAME) { | |
1670 | int i; | |
1671 | for (i = 0; i < 4; i++) { | |
1672 | if (s->picture_structure == PICT_BOTTOM_FIELD) { | |
1673 | s->current_picture.f->data[i] += | |
1674 | s->current_picture.f->linesize[i]; | |
1675 | } | |
1676 | s->current_picture.f->linesize[i] *= 2; | |
1677 | s->last_picture.f->linesize[i] *= 2; | |
1678 | s->next_picture.f->linesize[i] *= 2; | |
1679 | } | |
1680 | } | |
1681 | ||
1682 | if (s->mpeg_quant || s->codec_id == AV_CODEC_ID_MPEG2VIDEO) { | |
1683 | s->dct_unquantize_intra = s->dct_unquantize_mpeg2_intra; | |
1684 | s->dct_unquantize_inter = s->dct_unquantize_mpeg2_inter; | |
1685 | } else if (s->out_format == FMT_H263 || s->out_format == FMT_H261) { | |
1686 | s->dct_unquantize_intra = s->dct_unquantize_h263_intra; | |
1687 | s->dct_unquantize_inter = s->dct_unquantize_h263_inter; | |
1688 | } else { | |
1689 | s->dct_unquantize_intra = s->dct_unquantize_mpeg1_intra; | |
1690 | s->dct_unquantize_inter = s->dct_unquantize_mpeg1_inter; | |
1691 | } | |
1692 | ||
1693 | if (s->dct_error_sum) { | |
1694 | av_assert2(s->avctx->noise_reduction && s->encoding); | |
1695 | update_noise_reduction(s); | |
1696 | } | |
1697 | ||
1698 | return 0; | |
1699 | } | |
1700 | ||
1701 | int ff_mpv_encode_picture(AVCodecContext *avctx, AVPacket *pkt, | |
1702 | const AVFrame *pic_arg, int *got_packet) | |
1703 | { | |
1704 | MpegEncContext *s = avctx->priv_data; | |
1705 | int i, stuffing_count, ret; | |
1706 | int context_count = s->slice_context_count; | |
1707 | ||
1708 | s->picture_in_gop_number++; | |
1709 | ||
1710 | if (load_input_picture(s, pic_arg) < 0) | |
1711 | return -1; | |
1712 | ||
1713 | if (select_input_picture(s) < 0) { | |
1714 | return -1; | |
1715 | } | |
1716 | ||
1717 | /* output? */ | |
1718 | if (s->new_picture.f->data[0]) { | |
f6fa7814 DM |
1719 | int growing_buffer = context_count == 1 && !pkt->data && !s->data_partitioning; |
1720 | int pkt_size = growing_buffer ? FFMAX(s->mb_width*s->mb_height*64+10000, avctx->internal->byte_buffer_size) - FF_INPUT_BUFFER_PADDING_SIZE | |
1721 | : | |
1722 | s->mb_width*s->mb_height*(MAX_MB_BYTES+100)+10000; | |
1723 | if ((ret = ff_alloc_packet2(avctx, pkt, pkt_size)) < 0) | |
2ba45a60 DM |
1724 | return ret; |
1725 | if (s->mb_info) { | |
1726 | s->mb_info_ptr = av_packet_new_side_data(pkt, | |
1727 | AV_PKT_DATA_H263_MB_INFO, | |
1728 | s->mb_width*s->mb_height*12); | |
1729 | s->prev_mb_info = s->last_mb_info = s->mb_info_size = 0; | |
1730 | } | |
1731 | ||
1732 | for (i = 0; i < context_count; i++) { | |
1733 | int start_y = s->thread_context[i]->start_mb_y; | |
1734 | int end_y = s->thread_context[i]-> end_mb_y; | |
1735 | int h = s->mb_height; | |
1736 | uint8_t *start = pkt->data + (size_t)(((int64_t) pkt->size) * start_y / h); | |
1737 | uint8_t *end = pkt->data + (size_t)(((int64_t) pkt->size) * end_y / h); | |
1738 | ||
1739 | init_put_bits(&s->thread_context[i]->pb, start, end - start); | |
1740 | } | |
1741 | ||
1742 | s->pict_type = s->new_picture.f->pict_type; | |
1743 | //emms_c(); | |
1744 | ret = frame_start(s); | |
1745 | if (ret < 0) | |
1746 | return ret; | |
1747 | vbv_retry: | |
f6fa7814 DM |
1748 | ret = encode_picture(s, s->picture_number); |
1749 | if (growing_buffer) { | |
1750 | av_assert0(s->pb.buf == avctx->internal->byte_buffer); | |
1751 | pkt->data = s->pb.buf; | |
1752 | pkt->size = avctx->internal->byte_buffer_size; | |
1753 | } | |
1754 | if (ret < 0) | |
2ba45a60 DM |
1755 | return -1; |
1756 | ||
1757 | avctx->header_bits = s->header_bits; | |
1758 | avctx->mv_bits = s->mv_bits; | |
1759 | avctx->misc_bits = s->misc_bits; | |
1760 | avctx->i_tex_bits = s->i_tex_bits; | |
1761 | avctx->p_tex_bits = s->p_tex_bits; | |
1762 | avctx->i_count = s->i_count; | |
1763 | // FIXME f/b_count in avctx | |
1764 | avctx->p_count = s->mb_num - s->i_count - s->skip_count; | |
1765 | avctx->skip_count = s->skip_count; | |
1766 | ||
1767 | frame_end(s); | |
1768 | ||
1769 | if (CONFIG_MJPEG_ENCODER && s->out_format == FMT_MJPEG) | |
1770 | ff_mjpeg_encode_picture_trailer(&s->pb, s->header_bits); | |
1771 | ||
1772 | if (avctx->rc_buffer_size) { | |
1773 | RateControlContext *rcc = &s->rc_context; | |
f6fa7814 | 1774 | int max_size = FFMAX(rcc->buffer_index * avctx->rc_max_available_vbv_use, rcc->buffer_index - 500); |
2ba45a60 DM |
1775 | |
1776 | if (put_bits_count(&s->pb) > max_size && | |
f6fa7814 | 1777 | s->lambda < s->lmax) { |
2ba45a60 DM |
1778 | s->next_lambda = FFMAX(s->lambda + 1, s->lambda * |
1779 | (s->qscale + 1) / s->qscale); | |
1780 | if (s->adaptive_quant) { | |
1781 | int i; | |
1782 | for (i = 0; i < s->mb_height * s->mb_stride; i++) | |
1783 | s->lambda_table[i] = | |
1784 | FFMAX(s->lambda_table[i] + 1, | |
1785 | s->lambda_table[i] * (s->qscale + 1) / | |
1786 | s->qscale); | |
1787 | } | |
1788 | s->mb_skipped = 0; // done in frame_start() | |
1789 | // done in encode_picture() so we must undo it | |
1790 | if (s->pict_type == AV_PICTURE_TYPE_P) { | |
1791 | if (s->flipflop_rounding || | |
1792 | s->codec_id == AV_CODEC_ID_H263P || | |
1793 | s->codec_id == AV_CODEC_ID_MPEG4) | |
1794 | s->no_rounding ^= 1; | |
1795 | } | |
1796 | if (s->pict_type != AV_PICTURE_TYPE_B) { | |
1797 | s->time_base = s->last_time_base; | |
1798 | s->last_non_b_time = s->time - s->pp_time; | |
1799 | } | |
1800 | for (i = 0; i < context_count; i++) { | |
1801 | PutBitContext *pb = &s->thread_context[i]->pb; | |
1802 | init_put_bits(pb, pb->buf, pb->buf_end - pb->buf); | |
1803 | } | |
f6fa7814 | 1804 | av_log(s->avctx, AV_LOG_VERBOSE, "reencoding frame due to VBV\n"); |
2ba45a60 DM |
1805 | goto vbv_retry; |
1806 | } | |
1807 | ||
1808 | av_assert0(s->avctx->rc_max_rate); | |
1809 | } | |
1810 | ||
1811 | if (s->flags & CODEC_FLAG_PASS1) | |
1812 | ff_write_pass1_stats(s); | |
1813 | ||
1814 | for (i = 0; i < 4; i++) { | |
1815 | s->current_picture_ptr->f->error[i] = | |
1816 | s->current_picture.f->error[i] = | |
1817 | s->current_picture.error[i]; | |
1818 | avctx->error[i] += s->current_picture_ptr->f->error[i]; | |
1819 | } | |
1820 | ||
1821 | if (s->flags & CODEC_FLAG_PASS1) | |
1822 | assert(avctx->header_bits + avctx->mv_bits + avctx->misc_bits + | |
1823 | avctx->i_tex_bits + avctx->p_tex_bits == | |
1824 | put_bits_count(&s->pb)); | |
1825 | flush_put_bits(&s->pb); | |
1826 | s->frame_bits = put_bits_count(&s->pb); | |
1827 | ||
1828 | stuffing_count = ff_vbv_update(s, s->frame_bits); | |
1829 | s->stuffing_bits = 8*stuffing_count; | |
1830 | if (stuffing_count) { | |
1831 | if (s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb) >> 3) < | |
1832 | stuffing_count + 50) { | |
1833 | av_log(s->avctx, AV_LOG_ERROR, "stuffing too large\n"); | |
1834 | return -1; | |
1835 | } | |
1836 | ||
1837 | switch (s->codec_id) { | |
1838 | case AV_CODEC_ID_MPEG1VIDEO: | |
1839 | case AV_CODEC_ID_MPEG2VIDEO: | |
1840 | while (stuffing_count--) { | |
1841 | put_bits(&s->pb, 8, 0); | |
1842 | } | |
1843 | break; | |
1844 | case AV_CODEC_ID_MPEG4: | |
1845 | put_bits(&s->pb, 16, 0); | |
1846 | put_bits(&s->pb, 16, 0x1C3); | |
1847 | stuffing_count -= 4; | |
1848 | while (stuffing_count--) { | |
1849 | put_bits(&s->pb, 8, 0xFF); | |
1850 | } | |
1851 | break; | |
1852 | default: | |
1853 | av_log(s->avctx, AV_LOG_ERROR, "vbv buffer overflow\n"); | |
1854 | } | |
1855 | flush_put_bits(&s->pb); | |
1856 | s->frame_bits = put_bits_count(&s->pb); | |
1857 | } | |
1858 | ||
1859 | /* update mpeg1/2 vbv_delay for CBR */ | |
1860 | if (s->avctx->rc_max_rate && | |
1861 | s->avctx->rc_min_rate == s->avctx->rc_max_rate && | |
1862 | s->out_format == FMT_MPEG1 && | |
1863 | 90000LL * (avctx->rc_buffer_size - 1) <= | |
1864 | s->avctx->rc_max_rate * 0xFFFFLL) { | |
1865 | int vbv_delay, min_delay; | |
1866 | double inbits = s->avctx->rc_max_rate * | |
1867 | av_q2d(s->avctx->time_base); | |
1868 | int minbits = s->frame_bits - 8 * | |
1869 | (s->vbv_delay_ptr - s->pb.buf - 1); | |
1870 | double bits = s->rc_context.buffer_index + minbits - inbits; | |
1871 | ||
1872 | if (bits < 0) | |
1873 | av_log(s->avctx, AV_LOG_ERROR, | |
1874 | "Internal error, negative bits\n"); | |
1875 | ||
1876 | assert(s->repeat_first_field == 0); | |
1877 | ||
1878 | vbv_delay = bits * 90000 / s->avctx->rc_max_rate; | |
1879 | min_delay = (minbits * 90000LL + s->avctx->rc_max_rate - 1) / | |
1880 | s->avctx->rc_max_rate; | |
1881 | ||
1882 | vbv_delay = FFMAX(vbv_delay, min_delay); | |
1883 | ||
1884 | av_assert0(vbv_delay < 0xFFFF); | |
1885 | ||
1886 | s->vbv_delay_ptr[0] &= 0xF8; | |
1887 | s->vbv_delay_ptr[0] |= vbv_delay >> 13; | |
1888 | s->vbv_delay_ptr[1] = vbv_delay >> 5; | |
1889 | s->vbv_delay_ptr[2] &= 0x07; | |
1890 | s->vbv_delay_ptr[2] |= vbv_delay << 3; | |
1891 | avctx->vbv_delay = vbv_delay * 300; | |
1892 | } | |
1893 | s->total_bits += s->frame_bits; | |
1894 | avctx->frame_bits = s->frame_bits; | |
1895 | ||
1896 | pkt->pts = s->current_picture.f->pts; | |
1897 | if (!s->low_delay && s->pict_type != AV_PICTURE_TYPE_B) { | |
1898 | if (!s->current_picture.f->coded_picture_number) | |
1899 | pkt->dts = pkt->pts - s->dts_delta; | |
1900 | else | |
1901 | pkt->dts = s->reordered_pts; | |
1902 | s->reordered_pts = pkt->pts; | |
1903 | } else | |
1904 | pkt->dts = pkt->pts; | |
1905 | if (s->current_picture.f->key_frame) | |
1906 | pkt->flags |= AV_PKT_FLAG_KEY; | |
1907 | if (s->mb_info) | |
1908 | av_packet_shrink_side_data(pkt, AV_PKT_DATA_H263_MB_INFO, s->mb_info_size); | |
1909 | } else { | |
1910 | s->frame_bits = 0; | |
1911 | } | |
1912 | ||
1913 | /* release non-reference frames */ | |
1914 | for (i = 0; i < MAX_PICTURE_COUNT; i++) { | |
1915 | if (!s->picture[i].reference) | |
1916 | ff_mpeg_unref_picture(s, &s->picture[i]); | |
1917 | } | |
1918 | ||
1919 | av_assert1((s->frame_bits & 7) == 0); | |
1920 | ||
1921 | pkt->size = s->frame_bits / 8; | |
1922 | *got_packet = !!pkt->size; | |
1923 | return 0; | |
1924 | } | |
1925 | ||
1926 | static inline void dct_single_coeff_elimination(MpegEncContext *s, | |
1927 | int n, int threshold) | |
1928 | { | |
1929 | static const char tab[64] = { | |
1930 | 3, 2, 2, 1, 1, 1, 1, 1, | |
1931 | 1, 1, 1, 1, 1, 1, 1, 1, | |
1932 | 1, 1, 1, 1, 1, 1, 1, 1, | |
1933 | 0, 0, 0, 0, 0, 0, 0, 0, | |
1934 | 0, 0, 0, 0, 0, 0, 0, 0, | |
1935 | 0, 0, 0, 0, 0, 0, 0, 0, | |
1936 | 0, 0, 0, 0, 0, 0, 0, 0, | |
1937 | 0, 0, 0, 0, 0, 0, 0, 0 | |
1938 | }; | |
1939 | int score = 0; | |
1940 | int run = 0; | |
1941 | int i; | |
1942 | int16_t *block = s->block[n]; | |
1943 | const int last_index = s->block_last_index[n]; | |
1944 | int skip_dc; | |
1945 | ||
1946 | if (threshold < 0) { | |
1947 | skip_dc = 0; | |
1948 | threshold = -threshold; | |
1949 | } else | |
1950 | skip_dc = 1; | |
1951 | ||
1952 | /* Are all we could set to zero already zero? */ | |
1953 | if (last_index <= skip_dc - 1) | |
1954 | return; | |
1955 | ||
1956 | for (i = 0; i <= last_index; i++) { | |
1957 | const int j = s->intra_scantable.permutated[i]; | |
1958 | const int level = FFABS(block[j]); | |
1959 | if (level == 1) { | |
1960 | if (skip_dc && i == 0) | |
1961 | continue; | |
1962 | score += tab[run]; | |
1963 | run = 0; | |
1964 | } else if (level > 1) { | |
1965 | return; | |
1966 | } else { | |
1967 | run++; | |
1968 | } | |
1969 | } | |
1970 | if (score >= threshold) | |
1971 | return; | |
1972 | for (i = skip_dc; i <= last_index; i++) { | |
1973 | const int j = s->intra_scantable.permutated[i]; | |
1974 | block[j] = 0; | |
1975 | } | |
1976 | if (block[0]) | |
1977 | s->block_last_index[n] = 0; | |
1978 | else | |
1979 | s->block_last_index[n] = -1; | |
1980 | } | |
1981 | ||
1982 | static inline void clip_coeffs(MpegEncContext *s, int16_t *block, | |
1983 | int last_index) | |
1984 | { | |
1985 | int i; | |
1986 | const int maxlevel = s->max_qcoeff; | |
1987 | const int minlevel = s->min_qcoeff; | |
1988 | int overflow = 0; | |
1989 | ||
1990 | if (s->mb_intra) { | |
1991 | i = 1; // skip clipping of intra dc | |
1992 | } else | |
1993 | i = 0; | |
1994 | ||
1995 | for (; i <= last_index; i++) { | |
1996 | const int j = s->intra_scantable.permutated[i]; | |
1997 | int level = block[j]; | |
1998 | ||
1999 | if (level > maxlevel) { | |
2000 | level = maxlevel; | |
2001 | overflow++; | |
2002 | } else if (level < minlevel) { | |
2003 | level = minlevel; | |
2004 | overflow++; | |
2005 | } | |
2006 | ||
2007 | block[j] = level; | |
2008 | } | |
2009 | ||
2010 | if (overflow && s->avctx->mb_decision == FF_MB_DECISION_SIMPLE) | |
2011 | av_log(s->avctx, AV_LOG_INFO, | |
2012 | "warning, clipping %d dct coefficients to %d..%d\n", | |
2013 | overflow, minlevel, maxlevel); | |
2014 | } | |
2015 | ||
2016 | static void get_visual_weight(int16_t *weight, uint8_t *ptr, int stride) | |
2017 | { | |
2018 | int x, y; | |
2019 | // FIXME optimize | |
2020 | for (y = 0; y < 8; y++) { | |
2021 | for (x = 0; x < 8; x++) { | |
2022 | int x2, y2; | |
2023 | int sum = 0; | |
2024 | int sqr = 0; | |
2025 | int count = 0; | |
2026 | ||
2027 | for (y2 = FFMAX(y - 1, 0); y2 < FFMIN(8, y + 2); y2++) { | |
2028 | for (x2= FFMAX(x - 1, 0); x2 < FFMIN(8, x + 2); x2++) { | |
2029 | int v = ptr[x2 + y2 * stride]; | |
2030 | sum += v; | |
2031 | sqr += v * v; | |
2032 | count++; | |
2033 | } | |
2034 | } | |
2035 | weight[x + 8 * y]= (36 * ff_sqrt(count * sqr - sum * sum)) / count; | |
2036 | } | |
2037 | } | |
2038 | } | |
2039 | ||
2040 | static av_always_inline void encode_mb_internal(MpegEncContext *s, | |
2041 | int motion_x, int motion_y, | |
2042 | int mb_block_height, | |
2043 | int mb_block_width, | |
2044 | int mb_block_count) | |
2045 | { | |
2046 | int16_t weight[12][64]; | |
2047 | int16_t orig[12][64]; | |
2048 | const int mb_x = s->mb_x; | |
2049 | const int mb_y = s->mb_y; | |
2050 | int i; | |
2051 | int skip_dct[12]; | |
2052 | int dct_offset = s->linesize * 8; // default for progressive frames | |
2053 | int uv_dct_offset = s->uvlinesize * 8; | |
2054 | uint8_t *ptr_y, *ptr_cb, *ptr_cr; | |
2055 | ptrdiff_t wrap_y, wrap_c; | |
2056 | ||
2057 | for (i = 0; i < mb_block_count; i++) | |
2058 | skip_dct[i] = s->skipdct; | |
2059 | ||
2060 | if (s->adaptive_quant) { | |
2061 | const int last_qp = s->qscale; | |
2062 | const int mb_xy = mb_x + mb_y * s->mb_stride; | |
2063 | ||
2064 | s->lambda = s->lambda_table[mb_xy]; | |
2065 | update_qscale(s); | |
2066 | ||
2067 | if (!(s->mpv_flags & FF_MPV_FLAG_QP_RD)) { | |
2068 | s->qscale = s->current_picture_ptr->qscale_table[mb_xy]; | |
2069 | s->dquant = s->qscale - last_qp; | |
2070 | ||
2071 | if (s->out_format == FMT_H263) { | |
2072 | s->dquant = av_clip(s->dquant, -2, 2); | |
2073 | ||
2074 | if (s->codec_id == AV_CODEC_ID_MPEG4) { | |
2075 | if (!s->mb_intra) { | |
2076 | if (s->pict_type == AV_PICTURE_TYPE_B) { | |
2077 | if (s->dquant & 1 || s->mv_dir & MV_DIRECT) | |
2078 | s->dquant = 0; | |
2079 | } | |
2080 | if (s->mv_type == MV_TYPE_8X8) | |
2081 | s->dquant = 0; | |
2082 | } | |
2083 | } | |
2084 | } | |
2085 | } | |
2086 | ff_set_qscale(s, last_qp + s->dquant); | |
2087 | } else if (s->mpv_flags & FF_MPV_FLAG_QP_RD) | |
2088 | ff_set_qscale(s, s->qscale + s->dquant); | |
2089 | ||
2090 | wrap_y = s->linesize; | |
2091 | wrap_c = s->uvlinesize; | |
2092 | ptr_y = s->new_picture.f->data[0] + | |
2093 | (mb_y * 16 * wrap_y) + mb_x * 16; | |
2094 | ptr_cb = s->new_picture.f->data[1] + | |
2095 | (mb_y * mb_block_height * wrap_c) + mb_x * mb_block_width; | |
2096 | ptr_cr = s->new_picture.f->data[2] + | |
2097 | (mb_y * mb_block_height * wrap_c) + mb_x * mb_block_width; | |
2098 | ||
2099 | if((mb_x * 16 + 16 > s->width || mb_y * 16 + 16 > s->height) && s->codec_id != AV_CODEC_ID_AMV){ | |
2100 | uint8_t *ebuf = s->edge_emu_buffer + 36 * wrap_y; | |
2101 | int cw = (s->width + s->chroma_x_shift) >> s->chroma_x_shift; | |
2102 | int ch = (s->height + s->chroma_y_shift) >> s->chroma_y_shift; | |
2103 | s->vdsp.emulated_edge_mc(ebuf, ptr_y, | |
2104 | wrap_y, wrap_y, | |
2105 | 16, 16, mb_x * 16, mb_y * 16, | |
2106 | s->width, s->height); | |
2107 | ptr_y = ebuf; | |
2108 | s->vdsp.emulated_edge_mc(ebuf + 16 * wrap_y, ptr_cb, | |
2109 | wrap_c, wrap_c, | |
2110 | mb_block_width, mb_block_height, | |
2111 | mb_x * mb_block_width, mb_y * mb_block_height, | |
2112 | cw, ch); | |
2113 | ptr_cb = ebuf + 16 * wrap_y; | |
2114 | s->vdsp.emulated_edge_mc(ebuf + 16 * wrap_y + 16, ptr_cr, | |
2115 | wrap_c, wrap_c, | |
2116 | mb_block_width, mb_block_height, | |
2117 | mb_x * mb_block_width, mb_y * mb_block_height, | |
2118 | cw, ch); | |
2119 | ptr_cr = ebuf + 16 * wrap_y + 16; | |
2120 | } | |
2121 | ||
2122 | if (s->mb_intra) { | |
2123 | if (s->flags & CODEC_FLAG_INTERLACED_DCT) { | |
2124 | int progressive_score, interlaced_score; | |
2125 | ||
2126 | s->interlaced_dct = 0; | |
2127 | progressive_score = s->mecc.ildct_cmp[4](s, ptr_y, NULL, wrap_y, 8) + | |
2128 | s->mecc.ildct_cmp[4](s, ptr_y + wrap_y * 8, | |
2129 | NULL, wrap_y, 8) - 400; | |
2130 | ||
2131 | if (progressive_score > 0) { | |
2132 | interlaced_score = s->mecc.ildct_cmp[4](s, ptr_y, | |
2133 | NULL, wrap_y * 2, 8) + | |
2134 | s->mecc.ildct_cmp[4](s, ptr_y + wrap_y, | |
2135 | NULL, wrap_y * 2, 8); | |
2136 | if (progressive_score > interlaced_score) { | |
2137 | s->interlaced_dct = 1; | |
2138 | ||
2139 | dct_offset = wrap_y; | |
2140 | uv_dct_offset = wrap_c; | |
2141 | wrap_y <<= 1; | |
2142 | if (s->chroma_format == CHROMA_422 || | |
2143 | s->chroma_format == CHROMA_444) | |
2144 | wrap_c <<= 1; | |
2145 | } | |
2146 | } | |
2147 | } | |
2148 | ||
2149 | s->pdsp.get_pixels(s->block[0], ptr_y, wrap_y); | |
2150 | s->pdsp.get_pixels(s->block[1], ptr_y + 8, wrap_y); | |
2151 | s->pdsp.get_pixels(s->block[2], ptr_y + dct_offset, wrap_y); | |
2152 | s->pdsp.get_pixels(s->block[3], ptr_y + dct_offset + 8, wrap_y); | |
2153 | ||
2154 | if (s->flags & CODEC_FLAG_GRAY) { | |
2155 | skip_dct[4] = 1; | |
2156 | skip_dct[5] = 1; | |
2157 | } else { | |
2158 | s->pdsp.get_pixels(s->block[4], ptr_cb, wrap_c); | |
2159 | s->pdsp.get_pixels(s->block[5], ptr_cr, wrap_c); | |
2160 | if (!s->chroma_y_shift && s->chroma_x_shift) { /* 422 */ | |
2161 | s->pdsp.get_pixels(s->block[6], ptr_cb + uv_dct_offset, wrap_c); | |
2162 | s->pdsp.get_pixels(s->block[7], ptr_cr + uv_dct_offset, wrap_c); | |
2163 | } else if (!s->chroma_y_shift && !s->chroma_x_shift) { /* 444 */ | |
2164 | s->pdsp.get_pixels(s->block[ 6], ptr_cb + 8, wrap_c); | |
2165 | s->pdsp.get_pixels(s->block[ 7], ptr_cr + 8, wrap_c); | |
2166 | s->pdsp.get_pixels(s->block[ 8], ptr_cb + uv_dct_offset, wrap_c); | |
2167 | s->pdsp.get_pixels(s->block[ 9], ptr_cr + uv_dct_offset, wrap_c); | |
2168 | s->pdsp.get_pixels(s->block[10], ptr_cb + uv_dct_offset + 8, wrap_c); | |
2169 | s->pdsp.get_pixels(s->block[11], ptr_cr + uv_dct_offset + 8, wrap_c); | |
2170 | } | |
2171 | } | |
2172 | } else { | |
2173 | op_pixels_func (*op_pix)[4]; | |
2174 | qpel_mc_func (*op_qpix)[16]; | |
2175 | uint8_t *dest_y, *dest_cb, *dest_cr; | |
2176 | ||
2177 | dest_y = s->dest[0]; | |
2178 | dest_cb = s->dest[1]; | |
2179 | dest_cr = s->dest[2]; | |
2180 | ||
2181 | if ((!s->no_rounding) || s->pict_type == AV_PICTURE_TYPE_B) { | |
2182 | op_pix = s->hdsp.put_pixels_tab; | |
2183 | op_qpix = s->qdsp.put_qpel_pixels_tab; | |
2184 | } else { | |
2185 | op_pix = s->hdsp.put_no_rnd_pixels_tab; | |
2186 | op_qpix = s->qdsp.put_no_rnd_qpel_pixels_tab; | |
2187 | } | |
2188 | ||
2189 | if (s->mv_dir & MV_DIR_FORWARD) { | |
2190 | ff_mpv_motion(s, dest_y, dest_cb, dest_cr, 0, | |
2191 | s->last_picture.f->data, | |
2192 | op_pix, op_qpix); | |
2193 | op_pix = s->hdsp.avg_pixels_tab; | |
2194 | op_qpix = s->qdsp.avg_qpel_pixels_tab; | |
2195 | } | |
2196 | if (s->mv_dir & MV_DIR_BACKWARD) { | |
2197 | ff_mpv_motion(s, dest_y, dest_cb, dest_cr, 1, | |
2198 | s->next_picture.f->data, | |
2199 | op_pix, op_qpix); | |
2200 | } | |
2201 | ||
2202 | if (s->flags & CODEC_FLAG_INTERLACED_DCT) { | |
2203 | int progressive_score, interlaced_score; | |
2204 | ||
2205 | s->interlaced_dct = 0; | |
2206 | progressive_score = s->mecc.ildct_cmp[0](s, dest_y, ptr_y, wrap_y, 8) + | |
2207 | s->mecc.ildct_cmp[0](s, dest_y + wrap_y * 8, | |
2208 | ptr_y + wrap_y * 8, | |
2209 | wrap_y, 8) - 400; | |
2210 | ||
2211 | if (s->avctx->ildct_cmp == FF_CMP_VSSE) | |
2212 | progressive_score -= 400; | |
2213 | ||
2214 | if (progressive_score > 0) { | |
2215 | interlaced_score = s->mecc.ildct_cmp[0](s, dest_y, ptr_y, | |
2216 | wrap_y * 2, 8) + | |
2217 | s->mecc.ildct_cmp[0](s, dest_y + wrap_y, | |
2218 | ptr_y + wrap_y, | |
2219 | wrap_y * 2, 8); | |
2220 | ||
2221 | if (progressive_score > interlaced_score) { | |
2222 | s->interlaced_dct = 1; | |
2223 | ||
2224 | dct_offset = wrap_y; | |
2225 | uv_dct_offset = wrap_c; | |
2226 | wrap_y <<= 1; | |
2227 | if (s->chroma_format == CHROMA_422) | |
2228 | wrap_c <<= 1; | |
2229 | } | |
2230 | } | |
2231 | } | |
2232 | ||
2233 | s->pdsp.diff_pixels(s->block[0], ptr_y, dest_y, wrap_y); | |
2234 | s->pdsp.diff_pixels(s->block[1], ptr_y + 8, dest_y + 8, wrap_y); | |
2235 | s->pdsp.diff_pixels(s->block[2], ptr_y + dct_offset, | |
2236 | dest_y + dct_offset, wrap_y); | |
2237 | s->pdsp.diff_pixels(s->block[3], ptr_y + dct_offset + 8, | |
2238 | dest_y + dct_offset + 8, wrap_y); | |
2239 | ||
2240 | if (s->flags & CODEC_FLAG_GRAY) { | |
2241 | skip_dct[4] = 1; | |
2242 | skip_dct[5] = 1; | |
2243 | } else { | |
2244 | s->pdsp.diff_pixels(s->block[4], ptr_cb, dest_cb, wrap_c); | |
2245 | s->pdsp.diff_pixels(s->block[5], ptr_cr, dest_cr, wrap_c); | |
2246 | if (!s->chroma_y_shift) { /* 422 */ | |
2247 | s->pdsp.diff_pixels(s->block[6], ptr_cb + uv_dct_offset, | |
2248 | dest_cb + uv_dct_offset, wrap_c); | |
2249 | s->pdsp.diff_pixels(s->block[7], ptr_cr + uv_dct_offset, | |
2250 | dest_cr + uv_dct_offset, wrap_c); | |
2251 | } | |
2252 | } | |
2253 | /* pre quantization */ | |
2254 | if (s->current_picture.mc_mb_var[s->mb_stride * mb_y + mb_x] < | |
2255 | 2 * s->qscale * s->qscale) { | |
2256 | // FIXME optimize | |
2257 | if (s->mecc.sad[1](NULL, ptr_y, dest_y, wrap_y, 8) < 20 * s->qscale) | |
2258 | skip_dct[0] = 1; | |
2259 | if (s->mecc.sad[1](NULL, ptr_y + 8, dest_y + 8, wrap_y, 8) < 20 * s->qscale) | |
2260 | skip_dct[1] = 1; | |
2261 | if (s->mecc.sad[1](NULL, ptr_y + dct_offset, dest_y + dct_offset, | |
2262 | wrap_y, 8) < 20 * s->qscale) | |
2263 | skip_dct[2] = 1; | |
2264 | if (s->mecc.sad[1](NULL, ptr_y + dct_offset + 8, dest_y + dct_offset + 8, | |
2265 | wrap_y, 8) < 20 * s->qscale) | |
2266 | skip_dct[3] = 1; | |
2267 | if (s->mecc.sad[1](NULL, ptr_cb, dest_cb, wrap_c, 8) < 20 * s->qscale) | |
2268 | skip_dct[4] = 1; | |
2269 | if (s->mecc.sad[1](NULL, ptr_cr, dest_cr, wrap_c, 8) < 20 * s->qscale) | |
2270 | skip_dct[5] = 1; | |
2271 | if (!s->chroma_y_shift) { /* 422 */ | |
2272 | if (s->mecc.sad[1](NULL, ptr_cb + uv_dct_offset, | |
2273 | dest_cb + uv_dct_offset, | |
2274 | wrap_c, 8) < 20 * s->qscale) | |
2275 | skip_dct[6] = 1; | |
2276 | if (s->mecc.sad[1](NULL, ptr_cr + uv_dct_offset, | |
2277 | dest_cr + uv_dct_offset, | |
2278 | wrap_c, 8) < 20 * s->qscale) | |
2279 | skip_dct[7] = 1; | |
2280 | } | |
2281 | } | |
2282 | } | |
2283 | ||
2284 | if (s->quantizer_noise_shaping) { | |
2285 | if (!skip_dct[0]) | |
2286 | get_visual_weight(weight[0], ptr_y , wrap_y); | |
2287 | if (!skip_dct[1]) | |
2288 | get_visual_weight(weight[1], ptr_y + 8, wrap_y); | |
2289 | if (!skip_dct[2]) | |
2290 | get_visual_weight(weight[2], ptr_y + dct_offset , wrap_y); | |
2291 | if (!skip_dct[3]) | |
2292 | get_visual_weight(weight[3], ptr_y + dct_offset + 8, wrap_y); | |
2293 | if (!skip_dct[4]) | |
2294 | get_visual_weight(weight[4], ptr_cb , wrap_c); | |
2295 | if (!skip_dct[5]) | |
2296 | get_visual_weight(weight[5], ptr_cr , wrap_c); | |
2297 | if (!s->chroma_y_shift) { /* 422 */ | |
2298 | if (!skip_dct[6]) | |
2299 | get_visual_weight(weight[6], ptr_cb + uv_dct_offset, | |
2300 | wrap_c); | |
2301 | if (!skip_dct[7]) | |
2302 | get_visual_weight(weight[7], ptr_cr + uv_dct_offset, | |
2303 | wrap_c); | |
2304 | } | |
2305 | memcpy(orig[0], s->block[0], sizeof(int16_t) * 64 * mb_block_count); | |
2306 | } | |
2307 | ||
2308 | /* DCT & quantize */ | |
2309 | av_assert2(s->out_format != FMT_MJPEG || s->qscale == 8); | |
2310 | { | |
2311 | for (i = 0; i < mb_block_count; i++) { | |
2312 | if (!skip_dct[i]) { | |
2313 | int overflow; | |
2314 | s->block_last_index[i] = s->dct_quantize(s, s->block[i], i, s->qscale, &overflow); | |
2315 | // FIXME we could decide to change to quantizer instead of | |
2316 | // clipping | |
2317 | // JS: I don't think that would be a good idea it could lower | |
2318 | // quality instead of improve it. Just INTRADC clipping | |
2319 | // deserves changes in quantizer | |
2320 | if (overflow) | |
2321 | clip_coeffs(s, s->block[i], s->block_last_index[i]); | |
2322 | } else | |
2323 | s->block_last_index[i] = -1; | |
2324 | } | |
2325 | if (s->quantizer_noise_shaping) { | |
2326 | for (i = 0; i < mb_block_count; i++) { | |
2327 | if (!skip_dct[i]) { | |
2328 | s->block_last_index[i] = | |
2329 | dct_quantize_refine(s, s->block[i], weight[i], | |
2330 | orig[i], i, s->qscale); | |
2331 | } | |
2332 | } | |
2333 | } | |
2334 | ||
2335 | if (s->luma_elim_threshold && !s->mb_intra) | |
2336 | for (i = 0; i < 4; i++) | |
2337 | dct_single_coeff_elimination(s, i, s->luma_elim_threshold); | |
2338 | if (s->chroma_elim_threshold && !s->mb_intra) | |
2339 | for (i = 4; i < mb_block_count; i++) | |
2340 | dct_single_coeff_elimination(s, i, s->chroma_elim_threshold); | |
2341 | ||
2342 | if (s->mpv_flags & FF_MPV_FLAG_CBP_RD) { | |
2343 | for (i = 0; i < mb_block_count; i++) { | |
2344 | if (s->block_last_index[i] == -1) | |
2345 | s->coded_score[i] = INT_MAX / 256; | |
2346 | } | |
2347 | } | |
2348 | } | |
2349 | ||
2350 | if ((s->flags & CODEC_FLAG_GRAY) && s->mb_intra) { | |
2351 | s->block_last_index[4] = | |
2352 | s->block_last_index[5] = 0; | |
2353 | s->block[4][0] = | |
2354 | s->block[5][0] = (1024 + s->c_dc_scale / 2) / s->c_dc_scale; | |
2355 | if (!s->chroma_y_shift) { /* 422 / 444 */ | |
2356 | for (i=6; i<12; i++) { | |
2357 | s->block_last_index[i] = 0; | |
2358 | s->block[i][0] = s->block[4][0]; | |
2359 | } | |
2360 | } | |
2361 | } | |
2362 | ||
2363 | // non c quantize code returns incorrect block_last_index FIXME | |
2364 | if (s->alternate_scan && s->dct_quantize != ff_dct_quantize_c) { | |
2365 | for (i = 0; i < mb_block_count; i++) { | |
2366 | int j; | |
2367 | if (s->block_last_index[i] > 0) { | |
2368 | for (j = 63; j > 0; j--) { | |
2369 | if (s->block[i][s->intra_scantable.permutated[j]]) | |
2370 | break; | |
2371 | } | |
2372 | s->block_last_index[i] = j; | |
2373 | } | |
2374 | } | |
2375 | } | |
2376 | ||
2377 | /* huffman encode */ | |
2378 | switch(s->codec_id){ //FIXME funct ptr could be slightly faster | |
2379 | case AV_CODEC_ID_MPEG1VIDEO: | |
2380 | case AV_CODEC_ID_MPEG2VIDEO: | |
2381 | if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) | |
2382 | ff_mpeg1_encode_mb(s, s->block, motion_x, motion_y); | |
2383 | break; | |
2384 | case AV_CODEC_ID_MPEG4: | |
2385 | if (CONFIG_MPEG4_ENCODER) | |
2386 | ff_mpeg4_encode_mb(s, s->block, motion_x, motion_y); | |
2387 | break; | |
2388 | case AV_CODEC_ID_MSMPEG4V2: | |
2389 | case AV_CODEC_ID_MSMPEG4V3: | |
2390 | case AV_CODEC_ID_WMV1: | |
2391 | if (CONFIG_MSMPEG4_ENCODER) | |
2392 | ff_msmpeg4_encode_mb(s, s->block, motion_x, motion_y); | |
2393 | break; | |
2394 | case AV_CODEC_ID_WMV2: | |
2395 | if (CONFIG_WMV2_ENCODER) | |
2396 | ff_wmv2_encode_mb(s, s->block, motion_x, motion_y); | |
2397 | break; | |
2398 | case AV_CODEC_ID_H261: | |
2399 | if (CONFIG_H261_ENCODER) | |
2400 | ff_h261_encode_mb(s, s->block, motion_x, motion_y); | |
2401 | break; | |
2402 | case AV_CODEC_ID_H263: | |
2403 | case AV_CODEC_ID_H263P: | |
2404 | case AV_CODEC_ID_FLV1: | |
2405 | case AV_CODEC_ID_RV10: | |
2406 | case AV_CODEC_ID_RV20: | |
2407 | if (CONFIG_H263_ENCODER) | |
2408 | ff_h263_encode_mb(s, s->block, motion_x, motion_y); | |
2409 | break; | |
2410 | case AV_CODEC_ID_MJPEG: | |
2411 | case AV_CODEC_ID_AMV: | |
2412 | if (CONFIG_MJPEG_ENCODER) | |
2413 | ff_mjpeg_encode_mb(s, s->block); | |
2414 | break; | |
2415 | default: | |
2416 | av_assert1(0); | |
2417 | } | |
2418 | } | |
2419 | ||
2420 | static av_always_inline void encode_mb(MpegEncContext *s, int motion_x, int motion_y) | |
2421 | { | |
2422 | if (s->chroma_format == CHROMA_420) encode_mb_internal(s, motion_x, motion_y, 8, 8, 6); | |
2423 | else if (s->chroma_format == CHROMA_422) encode_mb_internal(s, motion_x, motion_y, 16, 8, 8); | |
2424 | else encode_mb_internal(s, motion_x, motion_y, 16, 16, 12); | |
2425 | } | |
2426 | ||
2427 | static inline void copy_context_before_encode(MpegEncContext *d, MpegEncContext *s, int type){ | |
2428 | int i; | |
2429 | ||
2430 | memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster than a loop? | |
2431 | ||
2432 | /* mpeg1 */ | |
2433 | d->mb_skip_run= s->mb_skip_run; | |
2434 | for(i=0; i<3; i++) | |
2435 | d->last_dc[i] = s->last_dc[i]; | |
2436 | ||
2437 | /* statistics */ | |
2438 | d->mv_bits= s->mv_bits; | |
2439 | d->i_tex_bits= s->i_tex_bits; | |
2440 | d->p_tex_bits= s->p_tex_bits; | |
2441 | d->i_count= s->i_count; | |
2442 | d->f_count= s->f_count; | |
2443 | d->b_count= s->b_count; | |
2444 | d->skip_count= s->skip_count; | |
2445 | d->misc_bits= s->misc_bits; | |
2446 | d->last_bits= 0; | |
2447 | ||
2448 | d->mb_skipped= 0; | |
2449 | d->qscale= s->qscale; | |
2450 | d->dquant= s->dquant; | |
2451 | ||
2452 | d->esc3_level_length= s->esc3_level_length; | |
2453 | } | |
2454 | ||
2455 | static inline void copy_context_after_encode(MpegEncContext *d, MpegEncContext *s, int type){ | |
2456 | int i; | |
2457 | ||
2458 | memcpy(d->mv, s->mv, 2*4*2*sizeof(int)); | |
2459 | memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster than a loop? | |
2460 | ||
2461 | /* mpeg1 */ | |
2462 | d->mb_skip_run= s->mb_skip_run; | |
2463 | for(i=0; i<3; i++) | |
2464 | d->last_dc[i] = s->last_dc[i]; | |
2465 | ||
2466 | /* statistics */ | |
2467 | d->mv_bits= s->mv_bits; | |
2468 | d->i_tex_bits= s->i_tex_bits; | |
2469 | d->p_tex_bits= s->p_tex_bits; | |
2470 | d->i_count= s->i_count; | |
2471 | d->f_count= s->f_count; | |
2472 | d->b_count= s->b_count; | |
2473 | d->skip_count= s->skip_count; | |
2474 | d->misc_bits= s->misc_bits; | |
2475 | ||
2476 | d->mb_intra= s->mb_intra; | |
2477 | d->mb_skipped= s->mb_skipped; | |
2478 | d->mv_type= s->mv_type; | |
2479 | d->mv_dir= s->mv_dir; | |
2480 | d->pb= s->pb; | |
2481 | if(s->data_partitioning){ | |
2482 | d->pb2= s->pb2; | |
2483 | d->tex_pb= s->tex_pb; | |
2484 | } | |
2485 | d->block= s->block; | |
2486 | for(i=0; i<8; i++) | |
2487 | d->block_last_index[i]= s->block_last_index[i]; | |
2488 | d->interlaced_dct= s->interlaced_dct; | |
2489 | d->qscale= s->qscale; | |
2490 | ||
2491 | d->esc3_level_length= s->esc3_level_length; | |
2492 | } | |
2493 | ||
2494 | static inline void encode_mb_hq(MpegEncContext *s, MpegEncContext *backup, MpegEncContext *best, int type, | |
2495 | PutBitContext pb[2], PutBitContext pb2[2], PutBitContext tex_pb[2], | |
2496 | int *dmin, int *next_block, int motion_x, int motion_y) | |
2497 | { | |
2498 | int score; | |
2499 | uint8_t *dest_backup[3]; | |
2500 | ||
2501 | copy_context_before_encode(s, backup, type); | |
2502 | ||
2503 | s->block= s->blocks[*next_block]; | |
2504 | s->pb= pb[*next_block]; | |
2505 | if(s->data_partitioning){ | |
2506 | s->pb2 = pb2 [*next_block]; | |
2507 | s->tex_pb= tex_pb[*next_block]; | |
2508 | } | |
2509 | ||
2510 | if(*next_block){ | |
2511 | memcpy(dest_backup, s->dest, sizeof(s->dest)); | |
2512 | s->dest[0] = s->rd_scratchpad; | |
2513 | s->dest[1] = s->rd_scratchpad + 16*s->linesize; | |
2514 | s->dest[2] = s->rd_scratchpad + 16*s->linesize + 8; | |
2515 | av_assert0(s->linesize >= 32); //FIXME | |
2516 | } | |
2517 | ||
2518 | encode_mb(s, motion_x, motion_y); | |
2519 | ||
2520 | score= put_bits_count(&s->pb); | |
2521 | if(s->data_partitioning){ | |
2522 | score+= put_bits_count(&s->pb2); | |
2523 | score+= put_bits_count(&s->tex_pb); | |
2524 | } | |
2525 | ||
2526 | if(s->avctx->mb_decision == FF_MB_DECISION_RD){ | |
2527 | ff_mpv_decode_mb(s, s->block); | |
2528 | ||
2529 | score *= s->lambda2; | |
2530 | score += sse_mb(s) << FF_LAMBDA_SHIFT; | |
2531 | } | |
2532 | ||
2533 | if(*next_block){ | |
2534 | memcpy(s->dest, dest_backup, sizeof(s->dest)); | |
2535 | } | |
2536 | ||
2537 | if(score<*dmin){ | |
2538 | *dmin= score; | |
2539 | *next_block^=1; | |
2540 | ||
2541 | copy_context_after_encode(best, s, type); | |
2542 | } | |
2543 | } | |
2544 | ||
2545 | static int sse(MpegEncContext *s, uint8_t *src1, uint8_t *src2, int w, int h, int stride){ | |
2546 | uint32_t *sq = ff_square_tab + 256; | |
2547 | int acc=0; | |
2548 | int x,y; | |
2549 | ||
2550 | if(w==16 && h==16) | |
2551 | return s->mecc.sse[0](NULL, src1, src2, stride, 16); | |
2552 | else if(w==8 && h==8) | |
2553 | return s->mecc.sse[1](NULL, src1, src2, stride, 8); | |
2554 | ||
2555 | for(y=0; y<h; y++){ | |
2556 | for(x=0; x<w; x++){ | |
2557 | acc+= sq[src1[x + y*stride] - src2[x + y*stride]]; | |
2558 | } | |
2559 | } | |
2560 | ||
2561 | av_assert2(acc>=0); | |
2562 | ||
2563 | return acc; | |
2564 | } | |
2565 | ||
2566 | static int sse_mb(MpegEncContext *s){ | |
2567 | int w= 16; | |
2568 | int h= 16; | |
2569 | ||
2570 | if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16; | |
2571 | if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16; | |
2572 | ||
2573 | if(w==16 && h==16) | |
2574 | if(s->avctx->mb_cmp == FF_CMP_NSSE){ | |
2575 | return s->mecc.nsse[0](s, s->new_picture.f->data[0] + s->mb_x * 16 + s->mb_y * s->linesize * 16, s->dest[0], s->linesize, 16) + | |
2576 | s->mecc.nsse[1](s, s->new_picture.f->data[1] + s->mb_x * 8 + s->mb_y * s->uvlinesize * 8, s->dest[1], s->uvlinesize, 8) + | |
2577 | s->mecc.nsse[1](s, s->new_picture.f->data[2] + s->mb_x * 8 + s->mb_y * s->uvlinesize * 8, s->dest[2], s->uvlinesize, 8); | |
2578 | }else{ | |
2579 | return s->mecc.sse[0](NULL, s->new_picture.f->data[0] + s->mb_x * 16 + s->mb_y * s->linesize * 16, s->dest[0], s->linesize, 16) + | |
2580 | s->mecc.sse[1](NULL, s->new_picture.f->data[1] + s->mb_x * 8 + s->mb_y * s->uvlinesize * 8, s->dest[1], s->uvlinesize, 8) + | |
2581 | s->mecc.sse[1](NULL, s->new_picture.f->data[2] + s->mb_x * 8 + s->mb_y * s->uvlinesize * 8, s->dest[2], s->uvlinesize, 8); | |
2582 | } | |
2583 | else | |
2584 | return sse(s, s->new_picture.f->data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], w, h, s->linesize) | |
2585 | +sse(s, s->new_picture.f->data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], w>>1, h>>1, s->uvlinesize) | |
2586 | +sse(s, s->new_picture.f->data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], w>>1, h>>1, s->uvlinesize); | |
2587 | } | |
2588 | ||
2589 | static int pre_estimate_motion_thread(AVCodecContext *c, void *arg){ | |
2590 | MpegEncContext *s= *(void**)arg; | |
2591 | ||
2592 | ||
2593 | s->me.pre_pass=1; | |
2594 | s->me.dia_size= s->avctx->pre_dia_size; | |
2595 | s->first_slice_line=1; | |
2596 | for(s->mb_y= s->end_mb_y-1; s->mb_y >= s->start_mb_y; s->mb_y--) { | |
2597 | for(s->mb_x=s->mb_width-1; s->mb_x >=0 ;s->mb_x--) { | |
2598 | ff_pre_estimate_p_frame_motion(s, s->mb_x, s->mb_y); | |
2599 | } | |
2600 | s->first_slice_line=0; | |
2601 | } | |
2602 | ||
2603 | s->me.pre_pass=0; | |
2604 | ||
2605 | return 0; | |
2606 | } | |
2607 | ||
2608 | static int estimate_motion_thread(AVCodecContext *c, void *arg){ | |
2609 | MpegEncContext *s= *(void**)arg; | |
2610 | ||
2611 | ff_check_alignment(); | |
2612 | ||
2613 | s->me.dia_size= s->avctx->dia_size; | |
2614 | s->first_slice_line=1; | |
2615 | for(s->mb_y= s->start_mb_y; s->mb_y < s->end_mb_y; s->mb_y++) { | |
2616 | s->mb_x=0; //for block init below | |
2617 | ff_init_block_index(s); | |
2618 | for(s->mb_x=0; s->mb_x < s->mb_width; s->mb_x++) { | |
2619 | s->block_index[0]+=2; | |
2620 | s->block_index[1]+=2; | |
2621 | s->block_index[2]+=2; | |
2622 | s->block_index[3]+=2; | |
2623 | ||
2624 | /* compute motion vector & mb_type and store in context */ | |
2625 | if(s->pict_type==AV_PICTURE_TYPE_B) | |
2626 | ff_estimate_b_frame_motion(s, s->mb_x, s->mb_y); | |
2627 | else | |
2628 | ff_estimate_p_frame_motion(s, s->mb_x, s->mb_y); | |
2629 | } | |
2630 | s->first_slice_line=0; | |
2631 | } | |
2632 | return 0; | |
2633 | } | |
2634 | ||
2635 | static int mb_var_thread(AVCodecContext *c, void *arg){ | |
2636 | MpegEncContext *s= *(void**)arg; | |
2637 | int mb_x, mb_y; | |
2638 | ||
2639 | ff_check_alignment(); | |
2640 | ||
2641 | for(mb_y=s->start_mb_y; mb_y < s->end_mb_y; mb_y++) { | |
2642 | for(mb_x=0; mb_x < s->mb_width; mb_x++) { | |
2643 | int xx = mb_x * 16; | |
2644 | int yy = mb_y * 16; | |
2645 | uint8_t *pix = s->new_picture.f->data[0] + (yy * s->linesize) + xx; | |
2646 | int varc; | |
2647 | int sum = s->mpvencdsp.pix_sum(pix, s->linesize); | |
2648 | ||
2649 | varc = (s->mpvencdsp.pix_norm1(pix, s->linesize) - | |
2650 | (((unsigned) sum * sum) >> 8) + 500 + 128) >> 8; | |
2651 | ||
2652 | s->current_picture.mb_var [s->mb_stride * mb_y + mb_x] = varc; | |
2653 | s->current_picture.mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8; | |
2654 | s->me.mb_var_sum_temp += varc; | |
2655 | } | |
2656 | } | |
2657 | return 0; | |
2658 | } | |
2659 | ||
2660 | static void write_slice_end(MpegEncContext *s){ | |
2661 | if(CONFIG_MPEG4_ENCODER && s->codec_id==AV_CODEC_ID_MPEG4){ | |
2662 | if(s->partitioned_frame){ | |
2663 | ff_mpeg4_merge_partitions(s); | |
2664 | } | |
2665 | ||
2666 | ff_mpeg4_stuffing(&s->pb); | |
2667 | }else if(CONFIG_MJPEG_ENCODER && s->out_format == FMT_MJPEG){ | |
2668 | ff_mjpeg_encode_stuffing(s); | |
2669 | } | |
2670 | ||
2671 | avpriv_align_put_bits(&s->pb); | |
2672 | flush_put_bits(&s->pb); | |
2673 | ||
2674 | if((s->flags&CODEC_FLAG_PASS1) && !s->partitioned_frame) | |
2675 | s->misc_bits+= get_bits_diff(s); | |
2676 | } | |
2677 | ||
2678 | static void write_mb_info(MpegEncContext *s) | |
2679 | { | |
2680 | uint8_t *ptr = s->mb_info_ptr + s->mb_info_size - 12; | |
2681 | int offset = put_bits_count(&s->pb); | |
2682 | int mba = s->mb_x + s->mb_width * (s->mb_y % s->gob_index); | |
2683 | int gobn = s->mb_y / s->gob_index; | |
2684 | int pred_x, pred_y; | |
2685 | if (CONFIG_H263_ENCODER) | |
2686 | ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y); | |
2687 | bytestream_put_le32(&ptr, offset); | |
2688 | bytestream_put_byte(&ptr, s->qscale); | |
2689 | bytestream_put_byte(&ptr, gobn); | |
2690 | bytestream_put_le16(&ptr, mba); | |
2691 | bytestream_put_byte(&ptr, pred_x); /* hmv1 */ | |
2692 | bytestream_put_byte(&ptr, pred_y); /* vmv1 */ | |
2693 | /* 4MV not implemented */ | |
2694 | bytestream_put_byte(&ptr, 0); /* hmv2 */ | |
2695 | bytestream_put_byte(&ptr, 0); /* vmv2 */ | |
2696 | } | |
2697 | ||
2698 | static void update_mb_info(MpegEncContext *s, int startcode) | |
2699 | { | |
2700 | if (!s->mb_info) | |
2701 | return; | |
2702 | if (put_bits_count(&s->pb) - s->prev_mb_info*8 >= s->mb_info*8) { | |
2703 | s->mb_info_size += 12; | |
2704 | s->prev_mb_info = s->last_mb_info; | |
2705 | } | |
2706 | if (startcode) { | |
2707 | s->prev_mb_info = put_bits_count(&s->pb)/8; | |
2708 | /* This might have incremented mb_info_size above, and we return without | |
2709 | * actually writing any info into that slot yet. But in that case, | |
2710 | * this will be called again at the start of the after writing the | |
2711 | * start code, actually writing the mb info. */ | |
2712 | return; | |
2713 | } | |
2714 | ||
2715 | s->last_mb_info = put_bits_count(&s->pb)/8; | |
2716 | if (!s->mb_info_size) | |
2717 | s->mb_info_size += 12; | |
2718 | write_mb_info(s); | |
2719 | } | |
2720 | ||
2721 | static int encode_thread(AVCodecContext *c, void *arg){ | |
2722 | MpegEncContext *s= *(void**)arg; | |
2723 | int mb_x, mb_y, pdif = 0; | |
2724 | int chr_h= 16>>s->chroma_y_shift; | |
2725 | int i, j; | |
2726 | MpegEncContext best_s, backup_s; | |
2727 | uint8_t bit_buf[2][MAX_MB_BYTES]; | |
2728 | uint8_t bit_buf2[2][MAX_MB_BYTES]; | |
2729 | uint8_t bit_buf_tex[2][MAX_MB_BYTES]; | |
2730 | PutBitContext pb[2], pb2[2], tex_pb[2]; | |
2731 | ||
2732 | ff_check_alignment(); | |
2733 | ||
2734 | for(i=0; i<2; i++){ | |
2735 | init_put_bits(&pb [i], bit_buf [i], MAX_MB_BYTES); | |
2736 | init_put_bits(&pb2 [i], bit_buf2 [i], MAX_MB_BYTES); | |
2737 | init_put_bits(&tex_pb[i], bit_buf_tex[i], MAX_MB_BYTES); | |
2738 | } | |
2739 | ||
2740 | s->last_bits= put_bits_count(&s->pb); | |
2741 | s->mv_bits=0; | |
2742 | s->misc_bits=0; | |
2743 | s->i_tex_bits=0; | |
2744 | s->p_tex_bits=0; | |
2745 | s->i_count=0; | |
2746 | s->f_count=0; | |
2747 | s->b_count=0; | |
2748 | s->skip_count=0; | |
2749 | ||
2750 | for(i=0; i<3; i++){ | |
2751 | /* init last dc values */ | |
2752 | /* note: quant matrix value (8) is implied here */ | |
2753 | s->last_dc[i] = 128 << s->intra_dc_precision; | |
2754 | ||
2755 | s->current_picture.error[i] = 0; | |
2756 | } | |
2757 | if(s->codec_id==AV_CODEC_ID_AMV){ | |
2758 | s->last_dc[0] = 128*8/13; | |
2759 | s->last_dc[1] = 128*8/14; | |
2760 | s->last_dc[2] = 128*8/14; | |
2761 | } | |
2762 | s->mb_skip_run = 0; | |
2763 | memset(s->last_mv, 0, sizeof(s->last_mv)); | |
2764 | ||
2765 | s->last_mv_dir = 0; | |
2766 | ||
2767 | switch(s->codec_id){ | |
2768 | case AV_CODEC_ID_H263: | |
2769 | case AV_CODEC_ID_H263P: | |
2770 | case AV_CODEC_ID_FLV1: | |
2771 | if (CONFIG_H263_ENCODER) | |
2772 | s->gob_index = ff_h263_get_gob_height(s); | |
2773 | break; | |
2774 | case AV_CODEC_ID_MPEG4: | |
2775 | if(CONFIG_MPEG4_ENCODER && s->partitioned_frame) | |
2776 | ff_mpeg4_init_partitions(s); | |
2777 | break; | |
2778 | } | |
2779 | ||
2780 | s->resync_mb_x=0; | |
2781 | s->resync_mb_y=0; | |
2782 | s->first_slice_line = 1; | |
2783 | s->ptr_lastgob = s->pb.buf; | |
2784 | for(mb_y= s->start_mb_y; mb_y < s->end_mb_y; mb_y++) { | |
2785 | s->mb_x=0; | |
2786 | s->mb_y= mb_y; | |
2787 | ||
2788 | ff_set_qscale(s, s->qscale); | |
2789 | ff_init_block_index(s); | |
2790 | ||
2791 | for(mb_x=0; mb_x < s->mb_width; mb_x++) { | |
2792 | int xy= mb_y*s->mb_stride + mb_x; // removed const, H261 needs to adjust this | |
2793 | int mb_type= s->mb_type[xy]; | |
2794 | // int d; | |
2795 | int dmin= INT_MAX; | |
2796 | int dir; | |
2797 | ||
f6fa7814 DM |
2798 | if ( s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb)>>3) < MAX_MB_BYTES |
2799 | && s->slice_context_count == 1 | |
2800 | && s->pb.buf == s->avctx->internal->byte_buffer) { | |
2801 | int new_size = s->avctx->internal->byte_buffer_size | |
2802 | + s->avctx->internal->byte_buffer_size/4 | |
2803 | + s->mb_width*MAX_MB_BYTES; | |
2804 | int lastgob_pos = s->ptr_lastgob - s->pb.buf; | |
2805 | int vbv_pos = s->vbv_delay_ptr - s->pb.buf; | |
2806 | ||
2807 | uint8_t *new_buffer = NULL; | |
2808 | int new_buffer_size = 0; | |
2809 | ||
2810 | av_fast_padded_malloc(&new_buffer, &new_buffer_size, new_size); | |
2811 | if (new_buffer) { | |
2812 | memcpy(new_buffer, s->avctx->internal->byte_buffer, s->avctx->internal->byte_buffer_size); | |
2813 | av_free(s->avctx->internal->byte_buffer); | |
2814 | s->avctx->internal->byte_buffer = new_buffer; | |
2815 | s->avctx->internal->byte_buffer_size = new_buffer_size; | |
2816 | rebase_put_bits(&s->pb, new_buffer, new_buffer_size); | |
2817 | s->ptr_lastgob = s->pb.buf + lastgob_pos; | |
2818 | s->vbv_delay_ptr = s->pb.buf + vbv_pos; | |
2819 | } | |
2820 | } | |
2ba45a60 DM |
2821 | if(s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb)>>3) < MAX_MB_BYTES){ |
2822 | av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n"); | |
2823 | return -1; | |
2824 | } | |
2825 | if(s->data_partitioning){ | |
2826 | if( s->pb2 .buf_end - s->pb2 .buf - (put_bits_count(&s-> pb2)>>3) < MAX_MB_BYTES | |
2827 | || s->tex_pb.buf_end - s->tex_pb.buf - (put_bits_count(&s->tex_pb )>>3) < MAX_MB_BYTES){ | |
2828 | av_log(s->avctx, AV_LOG_ERROR, "encoded partitioned frame too large\n"); | |
2829 | return -1; | |
2830 | } | |
2831 | } | |
2832 | ||
2833 | s->mb_x = mb_x; | |
2834 | s->mb_y = mb_y; // moved into loop, can get changed by H.261 | |
2835 | ff_update_block_index(s); | |
2836 | ||
2837 | if(CONFIG_H261_ENCODER && s->codec_id == AV_CODEC_ID_H261){ | |
2838 | ff_h261_reorder_mb_index(s); | |
2839 | xy= s->mb_y*s->mb_stride + s->mb_x; | |
2840 | mb_type= s->mb_type[xy]; | |
2841 | } | |
2842 | ||
2843 | /* write gob / video packet header */ | |
2844 | if(s->rtp_mode){ | |
2845 | int current_packet_size, is_gob_start; | |
2846 | ||
2847 | current_packet_size= ((put_bits_count(&s->pb)+7)>>3) - (s->ptr_lastgob - s->pb.buf); | |
2848 | ||
2849 | is_gob_start= s->avctx->rtp_payload_size && current_packet_size >= s->avctx->rtp_payload_size && mb_y + mb_x>0; | |
2850 | ||
2851 | if(s->start_mb_y == mb_y && mb_y > 0 && mb_x==0) is_gob_start=1; | |
2852 | ||
2853 | switch(s->codec_id){ | |
2854 | case AV_CODEC_ID_H261: | |
2855 | is_gob_start=0;//FIXME | |
2856 | break; | |
2857 | case AV_CODEC_ID_H263: | |
2858 | case AV_CODEC_ID_H263P: | |
2859 | if(!s->h263_slice_structured) | |
2860 | if(s->mb_x || s->mb_y%s->gob_index) is_gob_start=0; | |
2861 | break; | |
2862 | case AV_CODEC_ID_MPEG2VIDEO: | |
2863 | if(s->mb_x==0 && s->mb_y!=0) is_gob_start=1; | |
2864 | case AV_CODEC_ID_MPEG1VIDEO: | |
2865 | if(s->mb_skip_run) is_gob_start=0; | |
2866 | break; | |
2867 | case AV_CODEC_ID_MJPEG: | |
2868 | if(s->mb_x==0 && s->mb_y!=0) is_gob_start=1; | |
2869 | break; | |
2870 | } | |
2871 | ||
2872 | if(is_gob_start){ | |
2873 | if(s->start_mb_y != mb_y || mb_x!=0){ | |
2874 | write_slice_end(s); | |
2875 | ||
2876 | if(CONFIG_MPEG4_ENCODER && s->codec_id==AV_CODEC_ID_MPEG4 && s->partitioned_frame){ | |
2877 | ff_mpeg4_init_partitions(s); | |
2878 | } | |
2879 | } | |
2880 | ||
2881 | av_assert2((put_bits_count(&s->pb)&7) == 0); | |
2882 | current_packet_size= put_bits_ptr(&s->pb) - s->ptr_lastgob; | |
2883 | ||
2884 | if (s->error_rate && s->resync_mb_x + s->resync_mb_y > 0) { | |
2885 | int r= put_bits_count(&s->pb)/8 + s->picture_number + 16 + s->mb_x + s->mb_y; | |
2886 | int d = 100 / s->error_rate; | |
2887 | if(r % d == 0){ | |
2888 | current_packet_size=0; | |
2889 | s->pb.buf_ptr= s->ptr_lastgob; | |
2890 | assert(put_bits_ptr(&s->pb) == s->ptr_lastgob); | |
2891 | } | |
2892 | } | |
2893 | ||
2894 | if (s->avctx->rtp_callback){ | |
2895 | int number_mb = (mb_y - s->resync_mb_y)*s->mb_width + mb_x - s->resync_mb_x; | |
2896 | s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, current_packet_size, number_mb); | |
2897 | } | |
2898 | update_mb_info(s, 1); | |
2899 | ||
2900 | switch(s->codec_id){ | |
2901 | case AV_CODEC_ID_MPEG4: | |
2902 | if (CONFIG_MPEG4_ENCODER) { | |
2903 | ff_mpeg4_encode_video_packet_header(s); | |
2904 | ff_mpeg4_clean_buffers(s); | |
2905 | } | |
2906 | break; | |
2907 | case AV_CODEC_ID_MPEG1VIDEO: | |
2908 | case AV_CODEC_ID_MPEG2VIDEO: | |
2909 | if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) { | |
2910 | ff_mpeg1_encode_slice_header(s); | |
2911 | ff_mpeg1_clean_buffers(s); | |
2912 | } | |
2913 | break; | |
2914 | case AV_CODEC_ID_H263: | |
2915 | case AV_CODEC_ID_H263P: | |
2916 | if (CONFIG_H263_ENCODER) | |
2917 | ff_h263_encode_gob_header(s, mb_y); | |
2918 | break; | |
2919 | } | |
2920 | ||
2921 | if(s->flags&CODEC_FLAG_PASS1){ | |
2922 | int bits= put_bits_count(&s->pb); | |
2923 | s->misc_bits+= bits - s->last_bits; | |
2924 | s->last_bits= bits; | |
2925 | } | |
2926 | ||
2927 | s->ptr_lastgob += current_packet_size; | |
2928 | s->first_slice_line=1; | |
2929 | s->resync_mb_x=mb_x; | |
2930 | s->resync_mb_y=mb_y; | |
2931 | } | |
2932 | } | |
2933 | ||
2934 | if( (s->resync_mb_x == s->mb_x) | |
2935 | && s->resync_mb_y+1 == s->mb_y){ | |
2936 | s->first_slice_line=0; | |
2937 | } | |
2938 | ||
2939 | s->mb_skipped=0; | |
2940 | s->dquant=0; //only for QP_RD | |
2941 | ||
2942 | update_mb_info(s, 0); | |
2943 | ||
2944 | if (mb_type & (mb_type-1) || (s->mpv_flags & FF_MPV_FLAG_QP_RD)) { // more than 1 MB type possible or FF_MPV_FLAG_QP_RD | |
2945 | int next_block=0; | |
2946 | int pb_bits_count, pb2_bits_count, tex_pb_bits_count; | |
2947 | ||
2948 | copy_context_before_encode(&backup_s, s, -1); | |
2949 | backup_s.pb= s->pb; | |
2950 | best_s.data_partitioning= s->data_partitioning; | |
2951 | best_s.partitioned_frame= s->partitioned_frame; | |
2952 | if(s->data_partitioning){ | |
2953 | backup_s.pb2= s->pb2; | |
2954 | backup_s.tex_pb= s->tex_pb; | |
2955 | } | |
2956 | ||
2957 | if(mb_type&CANDIDATE_MB_TYPE_INTER){ | |
2958 | s->mv_dir = MV_DIR_FORWARD; | |
2959 | s->mv_type = MV_TYPE_16X16; | |
2960 | s->mb_intra= 0; | |
2961 | s->mv[0][0][0] = s->p_mv_table[xy][0]; | |
2962 | s->mv[0][0][1] = s->p_mv_table[xy][1]; | |
2963 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER, pb, pb2, tex_pb, | |
2964 | &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]); | |
2965 | } | |
2966 | if(mb_type&CANDIDATE_MB_TYPE_INTER_I){ | |
2967 | s->mv_dir = MV_DIR_FORWARD; | |
2968 | s->mv_type = MV_TYPE_FIELD; | |
2969 | s->mb_intra= 0; | |
2970 | for(i=0; i<2; i++){ | |
2971 | j= s->field_select[0][i] = s->p_field_select_table[i][xy]; | |
2972 | s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0]; | |
2973 | s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1]; | |
2974 | } | |
2975 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER_I, pb, pb2, tex_pb, | |
2976 | &dmin, &next_block, 0, 0); | |
2977 | } | |
2978 | if(mb_type&CANDIDATE_MB_TYPE_SKIPPED){ | |
2979 | s->mv_dir = MV_DIR_FORWARD; | |
2980 | s->mv_type = MV_TYPE_16X16; | |
2981 | s->mb_intra= 0; | |
2982 | s->mv[0][0][0] = 0; | |
2983 | s->mv[0][0][1] = 0; | |
2984 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_SKIPPED, pb, pb2, tex_pb, | |
2985 | &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]); | |
2986 | } | |
2987 | if(mb_type&CANDIDATE_MB_TYPE_INTER4V){ | |
2988 | s->mv_dir = MV_DIR_FORWARD; | |
2989 | s->mv_type = MV_TYPE_8X8; | |
2990 | s->mb_intra= 0; | |
2991 | for(i=0; i<4; i++){ | |
2992 | s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0]; | |
2993 | s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1]; | |
2994 | } | |
2995 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER4V, pb, pb2, tex_pb, | |
2996 | &dmin, &next_block, 0, 0); | |
2997 | } | |
2998 | if(mb_type&CANDIDATE_MB_TYPE_FORWARD){ | |
2999 | s->mv_dir = MV_DIR_FORWARD; | |
3000 | s->mv_type = MV_TYPE_16X16; | |
3001 | s->mb_intra= 0; | |
3002 | s->mv[0][0][0] = s->b_forw_mv_table[xy][0]; | |
3003 | s->mv[0][0][1] = s->b_forw_mv_table[xy][1]; | |
3004 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD, pb, pb2, tex_pb, | |
3005 | &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]); | |
3006 | } | |
3007 | if(mb_type&CANDIDATE_MB_TYPE_BACKWARD){ | |
3008 | s->mv_dir = MV_DIR_BACKWARD; | |
3009 | s->mv_type = MV_TYPE_16X16; | |
3010 | s->mb_intra= 0; | |
3011 | s->mv[1][0][0] = s->b_back_mv_table[xy][0]; | |
3012 | s->mv[1][0][1] = s->b_back_mv_table[xy][1]; | |
3013 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD, pb, pb2, tex_pb, | |
3014 | &dmin, &next_block, s->mv[1][0][0], s->mv[1][0][1]); | |
3015 | } | |
3016 | if(mb_type&CANDIDATE_MB_TYPE_BIDIR){ | |
3017 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
3018 | s->mv_type = MV_TYPE_16X16; | |
3019 | s->mb_intra= 0; | |
3020 | s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0]; | |
3021 | s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1]; | |
3022 | s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0]; | |
3023 | s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1]; | |
3024 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR, pb, pb2, tex_pb, | |
3025 | &dmin, &next_block, 0, 0); | |
3026 | } | |
3027 | if(mb_type&CANDIDATE_MB_TYPE_FORWARD_I){ | |
3028 | s->mv_dir = MV_DIR_FORWARD; | |
3029 | s->mv_type = MV_TYPE_FIELD; | |
3030 | s->mb_intra= 0; | |
3031 | for(i=0; i<2; i++){ | |
3032 | j= s->field_select[0][i] = s->b_field_select_table[0][i][xy]; | |
3033 | s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0]; | |
3034 | s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1]; | |
3035 | } | |
3036 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD_I, pb, pb2, tex_pb, | |
3037 | &dmin, &next_block, 0, 0); | |
3038 | } | |
3039 | if(mb_type&CANDIDATE_MB_TYPE_BACKWARD_I){ | |
3040 | s->mv_dir = MV_DIR_BACKWARD; | |
3041 | s->mv_type = MV_TYPE_FIELD; | |
3042 | s->mb_intra= 0; | |
3043 | for(i=0; i<2; i++){ | |
3044 | j= s->field_select[1][i] = s->b_field_select_table[1][i][xy]; | |
3045 | s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0]; | |
3046 | s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1]; | |
3047 | } | |
3048 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD_I, pb, pb2, tex_pb, | |
3049 | &dmin, &next_block, 0, 0); | |
3050 | } | |
3051 | if(mb_type&CANDIDATE_MB_TYPE_BIDIR_I){ | |
3052 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
3053 | s->mv_type = MV_TYPE_FIELD; | |
3054 | s->mb_intra= 0; | |
3055 | for(dir=0; dir<2; dir++){ | |
3056 | for(i=0; i<2; i++){ | |
3057 | j= s->field_select[dir][i] = s->b_field_select_table[dir][i][xy]; | |
3058 | s->mv[dir][i][0] = s->b_field_mv_table[dir][i][j][xy][0]; | |
3059 | s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1]; | |
3060 | } | |
3061 | } | |
3062 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR_I, pb, pb2, tex_pb, | |
3063 | &dmin, &next_block, 0, 0); | |
3064 | } | |
3065 | if(mb_type&CANDIDATE_MB_TYPE_INTRA){ | |
3066 | s->mv_dir = 0; | |
3067 | s->mv_type = MV_TYPE_16X16; | |
3068 | s->mb_intra= 1; | |
3069 | s->mv[0][0][0] = 0; | |
3070 | s->mv[0][0][1] = 0; | |
3071 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTRA, pb, pb2, tex_pb, | |
3072 | &dmin, &next_block, 0, 0); | |
3073 | if(s->h263_pred || s->h263_aic){ | |
3074 | if(best_s.mb_intra) | |
3075 | s->mbintra_table[mb_x + mb_y*s->mb_stride]=1; | |
3076 | else | |
3077 | ff_clean_intra_table_entries(s); //old mode? | |
3078 | } | |
3079 | } | |
3080 | ||
3081 | if ((s->mpv_flags & FF_MPV_FLAG_QP_RD) && dmin < INT_MAX) { | |
3082 | if(best_s.mv_type==MV_TYPE_16X16){ //FIXME move 4mv after QPRD | |
3083 | const int last_qp= backup_s.qscale; | |
3084 | int qpi, qp, dc[6]; | |
3085 | int16_t ac[6][16]; | |
3086 | const int mvdir= (best_s.mv_dir&MV_DIR_BACKWARD) ? 1 : 0; | |
3087 | static const int dquant_tab[4]={-1,1,-2,2}; | |
3088 | int storecoefs = s->mb_intra && s->dc_val[0]; | |
3089 | ||
3090 | av_assert2(backup_s.dquant == 0); | |
3091 | ||
3092 | //FIXME intra | |
3093 | s->mv_dir= best_s.mv_dir; | |
3094 | s->mv_type = MV_TYPE_16X16; | |
3095 | s->mb_intra= best_s.mb_intra; | |
3096 | s->mv[0][0][0] = best_s.mv[0][0][0]; | |
3097 | s->mv[0][0][1] = best_s.mv[0][0][1]; | |
3098 | s->mv[1][0][0] = best_s.mv[1][0][0]; | |
3099 | s->mv[1][0][1] = best_s.mv[1][0][1]; | |
3100 | ||
3101 | qpi = s->pict_type == AV_PICTURE_TYPE_B ? 2 : 0; | |
3102 | for(; qpi<4; qpi++){ | |
3103 | int dquant= dquant_tab[qpi]; | |
3104 | qp= last_qp + dquant; | |
3105 | if(qp < s->avctx->qmin || qp > s->avctx->qmax) | |
3106 | continue; | |
3107 | backup_s.dquant= dquant; | |
3108 | if(storecoefs){ | |
3109 | for(i=0; i<6; i++){ | |
3110 | dc[i]= s->dc_val[0][ s->block_index[i] ]; | |
3111 | memcpy(ac[i], s->ac_val[0][s->block_index[i]], sizeof(int16_t)*16); | |
3112 | } | |
3113 | } | |
3114 | ||
3115 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb, | |
3116 | &dmin, &next_block, s->mv[mvdir][0][0], s->mv[mvdir][0][1]); | |
3117 | if(best_s.qscale != qp){ | |
3118 | if(storecoefs){ | |
3119 | for(i=0; i<6; i++){ | |
3120 | s->dc_val[0][ s->block_index[i] ]= dc[i]; | |
3121 | memcpy(s->ac_val[0][s->block_index[i]], ac[i], sizeof(int16_t)*16); | |
3122 | } | |
3123 | } | |
3124 | } | |
3125 | } | |
3126 | } | |
3127 | } | |
3128 | if(CONFIG_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT){ | |
3129 | int mx= s->b_direct_mv_table[xy][0]; | |
3130 | int my= s->b_direct_mv_table[xy][1]; | |
3131 | ||
3132 | backup_s.dquant = 0; | |
3133 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; | |
3134 | s->mb_intra= 0; | |
3135 | ff_mpeg4_set_direct_mv(s, mx, my); | |
3136 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb, | |
3137 | &dmin, &next_block, mx, my); | |
3138 | } | |
3139 | if(CONFIG_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT0){ | |
3140 | backup_s.dquant = 0; | |
3141 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; | |
3142 | s->mb_intra= 0; | |
3143 | ff_mpeg4_set_direct_mv(s, 0, 0); | |
3144 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb, | |
3145 | &dmin, &next_block, 0, 0); | |
3146 | } | |
3147 | if (!best_s.mb_intra && s->mpv_flags & FF_MPV_FLAG_SKIP_RD) { | |
3148 | int coded=0; | |
3149 | for(i=0; i<6; i++) | |
3150 | coded |= s->block_last_index[i]; | |
3151 | if(coded){ | |
3152 | int mx,my; | |
3153 | memcpy(s->mv, best_s.mv, sizeof(s->mv)); | |
3154 | if(CONFIG_MPEG4_ENCODER && best_s.mv_dir & MV_DIRECT){ | |
3155 | mx=my=0; //FIXME find the one we actually used | |
3156 | ff_mpeg4_set_direct_mv(s, mx, my); | |
3157 | }else if(best_s.mv_dir&MV_DIR_BACKWARD){ | |
3158 | mx= s->mv[1][0][0]; | |
3159 | my= s->mv[1][0][1]; | |
3160 | }else{ | |
3161 | mx= s->mv[0][0][0]; | |
3162 | my= s->mv[0][0][1]; | |
3163 | } | |
3164 | ||
3165 | s->mv_dir= best_s.mv_dir; | |
3166 | s->mv_type = best_s.mv_type; | |
3167 | s->mb_intra= 0; | |
3168 | /* s->mv[0][0][0] = best_s.mv[0][0][0]; | |
3169 | s->mv[0][0][1] = best_s.mv[0][0][1]; | |
3170 | s->mv[1][0][0] = best_s.mv[1][0][0]; | |
3171 | s->mv[1][0][1] = best_s.mv[1][0][1];*/ | |
3172 | backup_s.dquant= 0; | |
3173 | s->skipdct=1; | |
3174 | encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb, | |
3175 | &dmin, &next_block, mx, my); | |
3176 | s->skipdct=0; | |
3177 | } | |
3178 | } | |
3179 | ||
3180 | s->current_picture.qscale_table[xy] = best_s.qscale; | |
3181 | ||
3182 | copy_context_after_encode(s, &best_s, -1); | |
3183 | ||
3184 | pb_bits_count= put_bits_count(&s->pb); | |
3185 | flush_put_bits(&s->pb); | |
3186 | avpriv_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count); | |
3187 | s->pb= backup_s.pb; | |
3188 | ||
3189 | if(s->data_partitioning){ | |
3190 | pb2_bits_count= put_bits_count(&s->pb2); | |
3191 | flush_put_bits(&s->pb2); | |
3192 | avpriv_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count); | |
3193 | s->pb2= backup_s.pb2; | |
3194 | ||
3195 | tex_pb_bits_count= put_bits_count(&s->tex_pb); | |
3196 | flush_put_bits(&s->tex_pb); | |
3197 | avpriv_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count); | |
3198 | s->tex_pb= backup_s.tex_pb; | |
3199 | } | |
3200 | s->last_bits= put_bits_count(&s->pb); | |
3201 | ||
3202 | if (CONFIG_H263_ENCODER && | |
3203 | s->out_format == FMT_H263 && s->pict_type!=AV_PICTURE_TYPE_B) | |
3204 | ff_h263_update_motion_val(s); | |
3205 | ||
3206 | if(next_block==0){ //FIXME 16 vs linesize16 | |
3207 | s->hdsp.put_pixels_tab[0][0](s->dest[0], s->rd_scratchpad , s->linesize ,16); | |
3208 | s->hdsp.put_pixels_tab[1][0](s->dest[1], s->rd_scratchpad + 16*s->linesize , s->uvlinesize, 8); | |
3209 | s->hdsp.put_pixels_tab[1][0](s->dest[2], s->rd_scratchpad + 16*s->linesize + 8, s->uvlinesize, 8); | |
3210 | } | |
3211 | ||
3212 | if(s->avctx->mb_decision == FF_MB_DECISION_BITS) | |
3213 | ff_mpv_decode_mb(s, s->block); | |
3214 | } else { | |
3215 | int motion_x = 0, motion_y = 0; | |
3216 | s->mv_type=MV_TYPE_16X16; | |
3217 | // only one MB-Type possible | |
3218 | ||
3219 | switch(mb_type){ | |
3220 | case CANDIDATE_MB_TYPE_INTRA: | |
3221 | s->mv_dir = 0; | |
3222 | s->mb_intra= 1; | |
3223 | motion_x= s->mv[0][0][0] = 0; | |
3224 | motion_y= s->mv[0][0][1] = 0; | |
3225 | break; | |
3226 | case CANDIDATE_MB_TYPE_INTER: | |
3227 | s->mv_dir = MV_DIR_FORWARD; | |
3228 | s->mb_intra= 0; | |
3229 | motion_x= s->mv[0][0][0] = s->p_mv_table[xy][0]; | |
3230 | motion_y= s->mv[0][0][1] = s->p_mv_table[xy][1]; | |
3231 | break; | |
3232 | case CANDIDATE_MB_TYPE_INTER_I: | |
3233 | s->mv_dir = MV_DIR_FORWARD; | |
3234 | s->mv_type = MV_TYPE_FIELD; | |
3235 | s->mb_intra= 0; | |
3236 | for(i=0; i<2; i++){ | |
3237 | j= s->field_select[0][i] = s->p_field_select_table[i][xy]; | |
3238 | s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0]; | |
3239 | s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1]; | |
3240 | } | |
3241 | break; | |
3242 | case CANDIDATE_MB_TYPE_INTER4V: | |
3243 | s->mv_dir = MV_DIR_FORWARD; | |
3244 | s->mv_type = MV_TYPE_8X8; | |
3245 | s->mb_intra= 0; | |
3246 | for(i=0; i<4; i++){ | |
3247 | s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0]; | |
3248 | s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1]; | |
3249 | } | |
3250 | break; | |
3251 | case CANDIDATE_MB_TYPE_DIRECT: | |
3252 | if (CONFIG_MPEG4_ENCODER) { | |
3253 | s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD|MV_DIRECT; | |
3254 | s->mb_intra= 0; | |
3255 | motion_x=s->b_direct_mv_table[xy][0]; | |
3256 | motion_y=s->b_direct_mv_table[xy][1]; | |
3257 | ff_mpeg4_set_direct_mv(s, motion_x, motion_y); | |
3258 | } | |
3259 | break; | |
3260 | case CANDIDATE_MB_TYPE_DIRECT0: | |
3261 | if (CONFIG_MPEG4_ENCODER) { | |
3262 | s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD|MV_DIRECT; | |
3263 | s->mb_intra= 0; | |
3264 | ff_mpeg4_set_direct_mv(s, 0, 0); | |
3265 | } | |
3266 | break; | |
3267 | case CANDIDATE_MB_TYPE_BIDIR: | |
3268 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
3269 | s->mb_intra= 0; | |
3270 | s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0]; | |
3271 | s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1]; | |
3272 | s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0]; | |
3273 | s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1]; | |
3274 | break; | |
3275 | case CANDIDATE_MB_TYPE_BACKWARD: | |
3276 | s->mv_dir = MV_DIR_BACKWARD; | |
3277 | s->mb_intra= 0; | |
3278 | motion_x= s->mv[1][0][0] = s->b_back_mv_table[xy][0]; | |
3279 | motion_y= s->mv[1][0][1] = s->b_back_mv_table[xy][1]; | |
3280 | break; | |
3281 | case CANDIDATE_MB_TYPE_FORWARD: | |
3282 | s->mv_dir = MV_DIR_FORWARD; | |
3283 | s->mb_intra= 0; | |
3284 | motion_x= s->mv[0][0][0] = s->b_forw_mv_table[xy][0]; | |
3285 | motion_y= s->mv[0][0][1] = s->b_forw_mv_table[xy][1]; | |
3286 | break; | |
3287 | case CANDIDATE_MB_TYPE_FORWARD_I: | |
3288 | s->mv_dir = MV_DIR_FORWARD; | |
3289 | s->mv_type = MV_TYPE_FIELD; | |
3290 | s->mb_intra= 0; | |
3291 | for(i=0; i<2; i++){ | |
3292 | j= s->field_select[0][i] = s->b_field_select_table[0][i][xy]; | |
3293 | s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0]; | |
3294 | s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1]; | |
3295 | } | |
3296 | break; | |
3297 | case CANDIDATE_MB_TYPE_BACKWARD_I: | |
3298 | s->mv_dir = MV_DIR_BACKWARD; | |
3299 | s->mv_type = MV_TYPE_FIELD; | |
3300 | s->mb_intra= 0; | |
3301 | for(i=0; i<2; i++){ | |
3302 | j= s->field_select[1][i] = s->b_field_select_table[1][i][xy]; | |
3303 | s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0]; | |
3304 | s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1]; | |
3305 | } | |
3306 | break; | |
3307 | case CANDIDATE_MB_TYPE_BIDIR_I: | |
3308 | s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
3309 | s->mv_type = MV_TYPE_FIELD; | |
3310 | s->mb_intra= 0; | |
3311 | for(dir=0; dir<2; dir++){ | |
3312 | for(i=0; i<2; i++){ | |
3313 | j= s->field_select[dir][i] = s->b_field_select_table[dir][i][xy]; | |
3314 | s->mv[dir][i][0] = s->b_field_mv_table[dir][i][j][xy][0]; | |
3315 | s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1]; | |
3316 | } | |
3317 | } | |
3318 | break; | |
3319 | default: | |
3320 | av_log(s->avctx, AV_LOG_ERROR, "illegal MB type\n"); | |
3321 | } | |
3322 | ||
3323 | encode_mb(s, motion_x, motion_y); | |
3324 | ||
3325 | // RAL: Update last macroblock type | |
3326 | s->last_mv_dir = s->mv_dir; | |
3327 | ||
3328 | if (CONFIG_H263_ENCODER && | |
3329 | s->out_format == FMT_H263 && s->pict_type!=AV_PICTURE_TYPE_B) | |
3330 | ff_h263_update_motion_val(s); | |
3331 | ||
3332 | ff_mpv_decode_mb(s, s->block); | |
3333 | } | |
3334 | ||
3335 | /* clean the MV table in IPS frames for direct mode in B frames */ | |
3336 | if(s->mb_intra /* && I,P,S_TYPE */){ | |
3337 | s->p_mv_table[xy][0]=0; | |
3338 | s->p_mv_table[xy][1]=0; | |
3339 | } | |
3340 | ||
3341 | if(s->flags&CODEC_FLAG_PSNR){ | |
3342 | int w= 16; | |
3343 | int h= 16; | |
3344 | ||
3345 | if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16; | |
3346 | if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16; | |
3347 | ||
3348 | s->current_picture.error[0] += sse( | |
3349 | s, s->new_picture.f->data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, | |
3350 | s->dest[0], w, h, s->linesize); | |
3351 | s->current_picture.error[1] += sse( | |
3352 | s, s->new_picture.f->data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*chr_h, | |
3353 | s->dest[1], w>>1, h>>s->chroma_y_shift, s->uvlinesize); | |
3354 | s->current_picture.error[2] += sse( | |
3355 | s, s->new_picture.f->data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*chr_h, | |
3356 | s->dest[2], w>>1, h>>s->chroma_y_shift, s->uvlinesize); | |
3357 | } | |
3358 | if(s->loop_filter){ | |
3359 | if(CONFIG_H263_ENCODER && s->out_format == FMT_H263) | |
3360 | ff_h263_loop_filter(s); | |
3361 | } | |
3362 | av_dlog(s->avctx, "MB %d %d bits\n", | |
3363 | s->mb_x + s->mb_y * s->mb_stride, put_bits_count(&s->pb)); | |
3364 | } | |
3365 | } | |
3366 | ||
3367 | //not beautiful here but we must write it before flushing so it has to be here | |
3368 | if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == AV_PICTURE_TYPE_I) | |
3369 | ff_msmpeg4_encode_ext_header(s); | |
3370 | ||
3371 | write_slice_end(s); | |
3372 | ||
3373 | /* Send the last GOB if RTP */ | |
3374 | if (s->avctx->rtp_callback) { | |
3375 | int number_mb = (mb_y - s->resync_mb_y)*s->mb_width - s->resync_mb_x; | |
3376 | pdif = put_bits_ptr(&s->pb) - s->ptr_lastgob; | |
3377 | /* Call the RTP callback to send the last GOB */ | |
3378 | emms_c(); | |
3379 | s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, pdif, number_mb); | |
3380 | } | |
3381 | ||
3382 | return 0; | |
3383 | } | |
3384 | ||
3385 | #define MERGE(field) dst->field += src->field; src->field=0 | |
3386 | static void merge_context_after_me(MpegEncContext *dst, MpegEncContext *src){ | |
3387 | MERGE(me.scene_change_score); | |
3388 | MERGE(me.mc_mb_var_sum_temp); | |
3389 | MERGE(me.mb_var_sum_temp); | |
3390 | } | |
3391 | ||
3392 | static void merge_context_after_encode(MpegEncContext *dst, MpegEncContext *src){ | |
3393 | int i; | |
3394 | ||
3395 | MERGE(dct_count[0]); //note, the other dct vars are not part of the context | |
3396 | MERGE(dct_count[1]); | |
3397 | MERGE(mv_bits); | |
3398 | MERGE(i_tex_bits); | |
3399 | MERGE(p_tex_bits); | |
3400 | MERGE(i_count); | |
3401 | MERGE(f_count); | |
3402 | MERGE(b_count); | |
3403 | MERGE(skip_count); | |
3404 | MERGE(misc_bits); | |
3405 | MERGE(er.error_count); | |
3406 | MERGE(padding_bug_score); | |
3407 | MERGE(current_picture.error[0]); | |
3408 | MERGE(current_picture.error[1]); | |
3409 | MERGE(current_picture.error[2]); | |
3410 | ||
3411 | if(dst->avctx->noise_reduction){ | |
3412 | for(i=0; i<64; i++){ | |
3413 | MERGE(dct_error_sum[0][i]); | |
3414 | MERGE(dct_error_sum[1][i]); | |
3415 | } | |
3416 | } | |
3417 | ||
3418 | assert(put_bits_count(&src->pb) % 8 ==0); | |
3419 | assert(put_bits_count(&dst->pb) % 8 ==0); | |
3420 | avpriv_copy_bits(&dst->pb, src->pb.buf, put_bits_count(&src->pb)); | |
3421 | flush_put_bits(&dst->pb); | |
3422 | } | |
3423 | ||
3424 | static int estimate_qp(MpegEncContext *s, int dry_run){ | |
3425 | if (s->next_lambda){ | |
3426 | s->current_picture_ptr->f->quality = | |
3427 | s->current_picture.f->quality = s->next_lambda; | |
3428 | if(!dry_run) s->next_lambda= 0; | |
3429 | } else if (!s->fixed_qscale) { | |
3430 | s->current_picture_ptr->f->quality = | |
3431 | s->current_picture.f->quality = ff_rate_estimate_qscale(s, dry_run); | |
3432 | if (s->current_picture.f->quality < 0) | |
3433 | return -1; | |
3434 | } | |
3435 | ||
3436 | if(s->adaptive_quant){ | |
3437 | switch(s->codec_id){ | |
3438 | case AV_CODEC_ID_MPEG4: | |
3439 | if (CONFIG_MPEG4_ENCODER) | |
3440 | ff_clean_mpeg4_qscales(s); | |
3441 | break; | |
3442 | case AV_CODEC_ID_H263: | |
3443 | case AV_CODEC_ID_H263P: | |
3444 | case AV_CODEC_ID_FLV1: | |
3445 | if (CONFIG_H263_ENCODER) | |
3446 | ff_clean_h263_qscales(s); | |
3447 | break; | |
3448 | default: | |
3449 | ff_init_qscale_tab(s); | |
3450 | } | |
3451 | ||
3452 | s->lambda= s->lambda_table[0]; | |
3453 | //FIXME broken | |
3454 | }else | |
3455 | s->lambda = s->current_picture.f->quality; | |
3456 | update_qscale(s); | |
3457 | return 0; | |
3458 | } | |
3459 | ||
3460 | /* must be called before writing the header */ | |
3461 | static void set_frame_distances(MpegEncContext * s){ | |
3462 | av_assert1(s->current_picture_ptr->f->pts != AV_NOPTS_VALUE); | |
3463 | s->time = s->current_picture_ptr->f->pts * s->avctx->time_base.num; | |
3464 | ||
3465 | if(s->pict_type==AV_PICTURE_TYPE_B){ | |
3466 | s->pb_time= s->pp_time - (s->last_non_b_time - s->time); | |
3467 | assert(s->pb_time > 0 && s->pb_time < s->pp_time); | |
3468 | }else{ | |
3469 | s->pp_time= s->time - s->last_non_b_time; | |
3470 | s->last_non_b_time= s->time; | |
3471 | assert(s->picture_number==0 || s->pp_time > 0); | |
3472 | } | |
3473 | } | |
3474 | ||
3475 | static int encode_picture(MpegEncContext *s, int picture_number) | |
3476 | { | |
3477 | int i, ret; | |
3478 | int bits; | |
3479 | int context_count = s->slice_context_count; | |
3480 | ||
3481 | s->picture_number = picture_number; | |
3482 | ||
3483 | /* Reset the average MB variance */ | |
3484 | s->me.mb_var_sum_temp = | |
3485 | s->me.mc_mb_var_sum_temp = 0; | |
3486 | ||
3487 | /* we need to initialize some time vars before we can encode b-frames */ | |
3488 | // RAL: Condition added for MPEG1VIDEO | |
3489 | if (s->codec_id == AV_CODEC_ID_MPEG1VIDEO || s->codec_id == AV_CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->msmpeg4_version)) | |
3490 | set_frame_distances(s); | |
3491 | if(CONFIG_MPEG4_ENCODER && s->codec_id == AV_CODEC_ID_MPEG4) | |
3492 | ff_set_mpeg4_time(s); | |
3493 | ||
3494 | s->me.scene_change_score=0; | |
3495 | ||
3496 | // s->lambda= s->current_picture_ptr->quality; //FIXME qscale / ... stuff for ME rate distortion | |
3497 | ||
3498 | if(s->pict_type==AV_PICTURE_TYPE_I){ | |
3499 | if(s->msmpeg4_version >= 3) s->no_rounding=1; | |
3500 | else s->no_rounding=0; | |
3501 | }else if(s->pict_type!=AV_PICTURE_TYPE_B){ | |
3502 | if(s->flipflop_rounding || s->codec_id == AV_CODEC_ID_H263P || s->codec_id == AV_CODEC_ID_MPEG4) | |
3503 | s->no_rounding ^= 1; | |
3504 | } | |
3505 | ||
3506 | if(s->flags & CODEC_FLAG_PASS2){ | |
3507 | if (estimate_qp(s,1) < 0) | |
3508 | return -1; | |
3509 | ff_get_2pass_fcode(s); | |
3510 | }else if(!(s->flags & CODEC_FLAG_QSCALE)){ | |
3511 | if(s->pict_type==AV_PICTURE_TYPE_B) | |
3512 | s->lambda= s->last_lambda_for[s->pict_type]; | |
3513 | else | |
3514 | s->lambda= s->last_lambda_for[s->last_non_b_pict_type]; | |
3515 | update_qscale(s); | |
3516 | } | |
3517 | ||
3518 | if(s->codec_id != AV_CODEC_ID_AMV && s->codec_id != AV_CODEC_ID_MJPEG){ | |
3519 | if(s->q_chroma_intra_matrix != s->q_intra_matrix ) av_freep(&s->q_chroma_intra_matrix); | |
3520 | if(s->q_chroma_intra_matrix16 != s->q_intra_matrix16) av_freep(&s->q_chroma_intra_matrix16); | |
3521 | s->q_chroma_intra_matrix = s->q_intra_matrix; | |
3522 | s->q_chroma_intra_matrix16 = s->q_intra_matrix16; | |
3523 | } | |
3524 | ||
3525 | s->mb_intra=0; //for the rate distortion & bit compare functions | |
3526 | for(i=1; i<context_count; i++){ | |
3527 | ret = ff_update_duplicate_context(s->thread_context[i], s); | |
3528 | if (ret < 0) | |
3529 | return ret; | |
3530 | } | |
3531 | ||
3532 | if(ff_init_me(s)<0) | |
3533 | return -1; | |
3534 | ||
3535 | /* Estimate motion for every MB */ | |
3536 | if(s->pict_type != AV_PICTURE_TYPE_I){ | |
3537 | s->lambda = (s->lambda * s->avctx->me_penalty_compensation + 128)>>8; | |
3538 | s->lambda2= (s->lambda2* (int64_t)s->avctx->me_penalty_compensation + 128)>>8; | |
3539 | if (s->pict_type != AV_PICTURE_TYPE_B) { | |
3540 | if((s->avctx->pre_me && s->last_non_b_pict_type==AV_PICTURE_TYPE_I) || s->avctx->pre_me==2){ | |
3541 | s->avctx->execute(s->avctx, pre_estimate_motion_thread, &s->thread_context[0], NULL, context_count, sizeof(void*)); | |
3542 | } | |
3543 | } | |
3544 | ||
3545 | s->avctx->execute(s->avctx, estimate_motion_thread, &s->thread_context[0], NULL, context_count, sizeof(void*)); | |
3546 | }else /* if(s->pict_type == AV_PICTURE_TYPE_I) */{ | |
3547 | /* I-Frame */ | |
3548 | for(i=0; i<s->mb_stride*s->mb_height; i++) | |
3549 | s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA; | |
3550 | ||
3551 | if(!s->fixed_qscale){ | |
3552 | /* finding spatial complexity for I-frame rate control */ | |
3553 | s->avctx->execute(s->avctx, mb_var_thread, &s->thread_context[0], NULL, context_count, sizeof(void*)); | |
3554 | } | |
3555 | } | |
3556 | for(i=1; i<context_count; i++){ | |
3557 | merge_context_after_me(s, s->thread_context[i]); | |
3558 | } | |
3559 | s->current_picture.mc_mb_var_sum= s->current_picture_ptr->mc_mb_var_sum= s->me.mc_mb_var_sum_temp; | |
3560 | s->current_picture. mb_var_sum= s->current_picture_ptr-> mb_var_sum= s->me. mb_var_sum_temp; | |
3561 | emms_c(); | |
3562 | ||
3563 | if(s->me.scene_change_score > s->avctx->scenechange_threshold && s->pict_type == AV_PICTURE_TYPE_P){ | |
3564 | s->pict_type= AV_PICTURE_TYPE_I; | |
3565 | for(i=0; i<s->mb_stride*s->mb_height; i++) | |
3566 | s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA; | |
3567 | if(s->msmpeg4_version >= 3) | |
3568 | s->no_rounding=1; | |
3569 | av_dlog(s, "Scene change detected, encoding as I Frame %"PRId64" %"PRId64"\n", | |
3570 | s->current_picture.mb_var_sum, s->current_picture.mc_mb_var_sum); | |
3571 | } | |
3572 | ||
3573 | if(!s->umvplus){ | |
3574 | if(s->pict_type==AV_PICTURE_TYPE_P || s->pict_type==AV_PICTURE_TYPE_S) { | |
3575 | s->f_code= ff_get_best_fcode(s, s->p_mv_table, CANDIDATE_MB_TYPE_INTER); | |
3576 | ||
3577 | if(s->flags & CODEC_FLAG_INTERLACED_ME){ | |
3578 | int a,b; | |
3579 | a= ff_get_best_fcode(s, s->p_field_mv_table[0][0], CANDIDATE_MB_TYPE_INTER_I); //FIXME field_select | |
3580 | b= ff_get_best_fcode(s, s->p_field_mv_table[1][1], CANDIDATE_MB_TYPE_INTER_I); | |
3581 | s->f_code= FFMAX3(s->f_code, a, b); | |
3582 | } | |
3583 | ||
3584 | ff_fix_long_p_mvs(s); | |
3585 | ff_fix_long_mvs(s, NULL, 0, s->p_mv_table, s->f_code, CANDIDATE_MB_TYPE_INTER, 0); | |
3586 | if(s->flags & CODEC_FLAG_INTERLACED_ME){ | |
3587 | int j; | |
3588 | for(i=0; i<2; i++){ | |
3589 | for(j=0; j<2; j++) | |
3590 | ff_fix_long_mvs(s, s->p_field_select_table[i], j, | |
3591 | s->p_field_mv_table[i][j], s->f_code, CANDIDATE_MB_TYPE_INTER_I, 0); | |
3592 | } | |
3593 | } | |
3594 | } | |
3595 | ||
3596 | if(s->pict_type==AV_PICTURE_TYPE_B){ | |
3597 | int a, b; | |
3598 | ||
3599 | a = ff_get_best_fcode(s, s->b_forw_mv_table, CANDIDATE_MB_TYPE_FORWARD); | |
3600 | b = ff_get_best_fcode(s, s->b_bidir_forw_mv_table, CANDIDATE_MB_TYPE_BIDIR); | |
3601 | s->f_code = FFMAX(a, b); | |
3602 | ||
3603 | a = ff_get_best_fcode(s, s->b_back_mv_table, CANDIDATE_MB_TYPE_BACKWARD); | |
3604 | b = ff_get_best_fcode(s, s->b_bidir_back_mv_table, CANDIDATE_MB_TYPE_BIDIR); | |
3605 | s->b_code = FFMAX(a, b); | |
3606 | ||
3607 | ff_fix_long_mvs(s, NULL, 0, s->b_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_FORWARD, 1); | |
3608 | ff_fix_long_mvs(s, NULL, 0, s->b_back_mv_table, s->b_code, CANDIDATE_MB_TYPE_BACKWARD, 1); | |
3609 | ff_fix_long_mvs(s, NULL, 0, s->b_bidir_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_BIDIR, 1); | |
3610 | ff_fix_long_mvs(s, NULL, 0, s->b_bidir_back_mv_table, s->b_code, CANDIDATE_MB_TYPE_BIDIR, 1); | |
3611 | if(s->flags & CODEC_FLAG_INTERLACED_ME){ | |
3612 | int dir, j; | |
3613 | for(dir=0; dir<2; dir++){ | |
3614 | for(i=0; i<2; i++){ | |
3615 | for(j=0; j<2; j++){ | |
3616 | int type= dir ? (CANDIDATE_MB_TYPE_BACKWARD_I|CANDIDATE_MB_TYPE_BIDIR_I) | |
3617 | : (CANDIDATE_MB_TYPE_FORWARD_I |CANDIDATE_MB_TYPE_BIDIR_I); | |
3618 | ff_fix_long_mvs(s, s->b_field_select_table[dir][i], j, | |
3619 | s->b_field_mv_table[dir][i][j], dir ? s->b_code : s->f_code, type, 1); | |
3620 | } | |
3621 | } | |
3622 | } | |
3623 | } | |
3624 | } | |
3625 | } | |
3626 | ||
3627 | if (estimate_qp(s, 0) < 0) | |
3628 | return -1; | |
3629 | ||
3630 | if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==AV_PICTURE_TYPE_I && !(s->flags & CODEC_FLAG_QSCALE)) | |
3631 | s->qscale= 3; //reduce clipping problems | |
3632 | ||
3633 | if (s->out_format == FMT_MJPEG) { | |
3634 | const uint16_t * luma_matrix = ff_mpeg1_default_intra_matrix; | |
3635 | const uint16_t *chroma_matrix = ff_mpeg1_default_intra_matrix; | |
3636 | ||
3637 | if (s->avctx->intra_matrix) { | |
3638 | chroma_matrix = | |
3639 | luma_matrix = s->avctx->intra_matrix; | |
3640 | } | |
3641 | if (s->avctx->chroma_intra_matrix) | |
3642 | chroma_matrix = s->avctx->chroma_intra_matrix; | |
3643 | ||
3644 | /* for mjpeg, we do include qscale in the matrix */ | |
3645 | for(i=1;i<64;i++){ | |
3646 | int j = s->idsp.idct_permutation[i]; | |
3647 | ||
3648 | s->chroma_intra_matrix[j] = av_clip_uint8((chroma_matrix[i] * s->qscale) >> 3); | |
3649 | s-> intra_matrix[j] = av_clip_uint8(( luma_matrix[i] * s->qscale) >> 3); | |
3650 | } | |
3651 | s->y_dc_scale_table= | |
3652 | s->c_dc_scale_table= ff_mpeg2_dc_scale_table[s->intra_dc_precision]; | |
3653 | s->chroma_intra_matrix[0] = | |
3654 | s->intra_matrix[0] = ff_mpeg2_dc_scale_table[s->intra_dc_precision][8]; | |
3655 | ff_convert_matrix(s, s->q_intra_matrix, s->q_intra_matrix16, | |
3656 | s->intra_matrix, s->intra_quant_bias, 8, 8, 1); | |
3657 | ff_convert_matrix(s, s->q_chroma_intra_matrix, s->q_chroma_intra_matrix16, | |
3658 | s->chroma_intra_matrix, s->intra_quant_bias, 8, 8, 1); | |
3659 | s->qscale= 8; | |
3660 | } | |
3661 | if(s->codec_id == AV_CODEC_ID_AMV){ | |
3662 | static const uint8_t y[32]={13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13}; | |
3663 | static const uint8_t c[32]={14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14}; | |
3664 | for(i=1;i<64;i++){ | |
3665 | int j= s->idsp.idct_permutation[ff_zigzag_direct[i]]; | |
3666 | ||
3667 | s->intra_matrix[j] = sp5x_quant_table[5*2+0][i]; | |
3668 | s->chroma_intra_matrix[j] = sp5x_quant_table[5*2+1][i]; | |
3669 | } | |
3670 | s->y_dc_scale_table= y; | |
3671 | s->c_dc_scale_table= c; | |
3672 | s->intra_matrix[0] = 13; | |
3673 | s->chroma_intra_matrix[0] = 14; | |
3674 | ff_convert_matrix(s, s->q_intra_matrix, s->q_intra_matrix16, | |
3675 | s->intra_matrix, s->intra_quant_bias, 8, 8, 1); | |
3676 | ff_convert_matrix(s, s->q_chroma_intra_matrix, s->q_chroma_intra_matrix16, | |
3677 | s->chroma_intra_matrix, s->intra_quant_bias, 8, 8, 1); | |
3678 | s->qscale= 8; | |
3679 | } | |
3680 | ||
3681 | //FIXME var duplication | |
3682 | s->current_picture_ptr->f->key_frame = | |
3683 | s->current_picture.f->key_frame = s->pict_type == AV_PICTURE_TYPE_I; //FIXME pic_ptr | |
3684 | s->current_picture_ptr->f->pict_type = | |
3685 | s->current_picture.f->pict_type = s->pict_type; | |
3686 | ||
3687 | if (s->current_picture.f->key_frame) | |
3688 | s->picture_in_gop_number=0; | |
3689 | ||
3690 | s->mb_x = s->mb_y = 0; | |
3691 | s->last_bits= put_bits_count(&s->pb); | |
3692 | switch(s->out_format) { | |
3693 | case FMT_MJPEG: | |
3694 | if (CONFIG_MJPEG_ENCODER) | |
3695 | ff_mjpeg_encode_picture_header(s->avctx, &s->pb, &s->intra_scantable, | |
3696 | s->intra_matrix, s->chroma_intra_matrix); | |
3697 | break; | |
3698 | case FMT_H261: | |
3699 | if (CONFIG_H261_ENCODER) | |
3700 | ff_h261_encode_picture_header(s, picture_number); | |
3701 | break; | |
3702 | case FMT_H263: | |
3703 | if (CONFIG_WMV2_ENCODER && s->codec_id == AV_CODEC_ID_WMV2) | |
3704 | ff_wmv2_encode_picture_header(s, picture_number); | |
3705 | else if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version) | |
3706 | ff_msmpeg4_encode_picture_header(s, picture_number); | |
3707 | else if (CONFIG_MPEG4_ENCODER && s->h263_pred) | |
3708 | ff_mpeg4_encode_picture_header(s, picture_number); | |
3709 | else if (CONFIG_RV10_ENCODER && s->codec_id == AV_CODEC_ID_RV10) | |
3710 | ff_rv10_encode_picture_header(s, picture_number); | |
3711 | else if (CONFIG_RV20_ENCODER && s->codec_id == AV_CODEC_ID_RV20) | |
3712 | ff_rv20_encode_picture_header(s, picture_number); | |
3713 | else if (CONFIG_FLV_ENCODER && s->codec_id == AV_CODEC_ID_FLV1) | |
3714 | ff_flv_encode_picture_header(s, picture_number); | |
3715 | else if (CONFIG_H263_ENCODER) | |
3716 | ff_h263_encode_picture_header(s, picture_number); | |
3717 | break; | |
3718 | case FMT_MPEG1: | |
3719 | if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) | |
3720 | ff_mpeg1_encode_picture_header(s, picture_number); | |
3721 | break; | |
3722 | default: | |
3723 | av_assert0(0); | |
3724 | } | |
3725 | bits= put_bits_count(&s->pb); | |
3726 | s->header_bits= bits - s->last_bits; | |
3727 | ||
3728 | for(i=1; i<context_count; i++){ | |
3729 | update_duplicate_context_after_me(s->thread_context[i], s); | |
3730 | } | |
3731 | s->avctx->execute(s->avctx, encode_thread, &s->thread_context[0], NULL, context_count, sizeof(void*)); | |
3732 | for(i=1; i<context_count; i++){ | |
3733 | merge_context_after_encode(s, s->thread_context[i]); | |
3734 | } | |
3735 | emms_c(); | |
3736 | return 0; | |
3737 | } | |
3738 | ||
3739 | static void denoise_dct_c(MpegEncContext *s, int16_t *block){ | |
3740 | const int intra= s->mb_intra; | |
3741 | int i; | |
3742 | ||
3743 | s->dct_count[intra]++; | |
3744 | ||
3745 | for(i=0; i<64; i++){ | |
3746 | int level= block[i]; | |
3747 | ||
3748 | if(level){ | |
3749 | if(level>0){ | |
3750 | s->dct_error_sum[intra][i] += level; | |
3751 | level -= s->dct_offset[intra][i]; | |
3752 | if(level<0) level=0; | |
3753 | }else{ | |
3754 | s->dct_error_sum[intra][i] -= level; | |
3755 | level += s->dct_offset[intra][i]; | |
3756 | if(level>0) level=0; | |
3757 | } | |
3758 | block[i]= level; | |
3759 | } | |
3760 | } | |
3761 | } | |
3762 | ||
3763 | static int dct_quantize_trellis_c(MpegEncContext *s, | |
3764 | int16_t *block, int n, | |
3765 | int qscale, int *overflow){ | |
3766 | const int *qmat; | |
3767 | const uint8_t *scantable= s->intra_scantable.scantable; | |
3768 | const uint8_t *perm_scantable= s->intra_scantable.permutated; | |
3769 | int max=0; | |
3770 | unsigned int threshold1, threshold2; | |
3771 | int bias=0; | |
3772 | int run_tab[65]; | |
3773 | int level_tab[65]; | |
3774 | int score_tab[65]; | |
3775 | int survivor[65]; | |
3776 | int survivor_count; | |
3777 | int last_run=0; | |
3778 | int last_level=0; | |
3779 | int last_score= 0; | |
3780 | int last_i; | |
3781 | int coeff[2][64]; | |
3782 | int coeff_count[64]; | |
3783 | int qmul, qadd, start_i, last_non_zero, i, dc; | |
3784 | const int esc_length= s->ac_esc_length; | |
3785 | uint8_t * length; | |
3786 | uint8_t * last_length; | |
3787 | const int lambda= s->lambda2 >> (FF_LAMBDA_SHIFT - 6); | |
3788 | ||
3789 | s->fdsp.fdct(block); | |
3790 | ||
3791 | if(s->dct_error_sum) | |
3792 | s->denoise_dct(s, block); | |
3793 | qmul= qscale*16; | |
3794 | qadd= ((qscale-1)|1)*8; | |
3795 | ||
3796 | if (s->mb_intra) { | |
3797 | int q; | |
3798 | if (!s->h263_aic) { | |
3799 | if (n < 4) | |
3800 | q = s->y_dc_scale; | |
3801 | else | |
3802 | q = s->c_dc_scale; | |
3803 | q = q << 3; | |
3804 | } else{ | |
3805 | /* For AIC we skip quant/dequant of INTRADC */ | |
3806 | q = 1 << 3; | |
3807 | qadd=0; | |
3808 | } | |
3809 | ||
3810 | /* note: block[0] is assumed to be positive */ | |
3811 | block[0] = (block[0] + (q >> 1)) / q; | |
3812 | start_i = 1; | |
3813 | last_non_zero = 0; | |
3814 | qmat = n < 4 ? s->q_intra_matrix[qscale] : s->q_chroma_intra_matrix[qscale]; | |
3815 | if(s->mpeg_quant || s->out_format == FMT_MPEG1) | |
3816 | bias= 1<<(QMAT_SHIFT-1); | |
3817 | length = s->intra_ac_vlc_length; | |
3818 | last_length= s->intra_ac_vlc_last_length; | |
3819 | } else { | |
3820 | start_i = 0; | |
3821 | last_non_zero = -1; | |
3822 | qmat = s->q_inter_matrix[qscale]; | |
3823 | length = s->inter_ac_vlc_length; | |
3824 | last_length= s->inter_ac_vlc_last_length; | |
3825 | } | |
3826 | last_i= start_i; | |
3827 | ||
3828 | threshold1= (1<<QMAT_SHIFT) - bias - 1; | |
3829 | threshold2= (threshold1<<1); | |
3830 | ||
3831 | for(i=63; i>=start_i; i--) { | |
3832 | const int j = scantable[i]; | |
3833 | int level = block[j] * qmat[j]; | |
3834 | ||
3835 | if(((unsigned)(level+threshold1))>threshold2){ | |
3836 | last_non_zero = i; | |
3837 | break; | |
3838 | } | |
3839 | } | |
3840 | ||
3841 | for(i=start_i; i<=last_non_zero; i++) { | |
3842 | const int j = scantable[i]; | |
3843 | int level = block[j] * qmat[j]; | |
3844 | ||
3845 | // if( bias+level >= (1<<(QMAT_SHIFT - 3)) | |
3846 | // || bias-level >= (1<<(QMAT_SHIFT - 3))){ | |
3847 | if(((unsigned)(level+threshold1))>threshold2){ | |
3848 | if(level>0){ | |
3849 | level= (bias + level)>>QMAT_SHIFT; | |
3850 | coeff[0][i]= level; | |
3851 | coeff[1][i]= level-1; | |
3852 | // coeff[2][k]= level-2; | |
3853 | }else{ | |
3854 | level= (bias - level)>>QMAT_SHIFT; | |
3855 | coeff[0][i]= -level; | |
3856 | coeff[1][i]= -level+1; | |
3857 | // coeff[2][k]= -level+2; | |
3858 | } | |
3859 | coeff_count[i]= FFMIN(level, 2); | |
3860 | av_assert2(coeff_count[i]); | |
3861 | max |=level; | |
3862 | }else{ | |
3863 | coeff[0][i]= (level>>31)|1; | |
3864 | coeff_count[i]= 1; | |
3865 | } | |
3866 | } | |
3867 | ||
3868 | *overflow= s->max_qcoeff < max; //overflow might have happened | |
3869 | ||
3870 | if(last_non_zero < start_i){ | |
3871 | memset(block + start_i, 0, (64-start_i)*sizeof(int16_t)); | |
3872 | return last_non_zero; | |
3873 | } | |
3874 | ||
3875 | score_tab[start_i]= 0; | |
3876 | survivor[0]= start_i; | |
3877 | survivor_count= 1; | |
3878 | ||
3879 | for(i=start_i; i<=last_non_zero; i++){ | |
3880 | int level_index, j, zero_distortion; | |
3881 | int dct_coeff= FFABS(block[ scantable[i] ]); | |
3882 | int best_score=256*256*256*120; | |
3883 | ||
3884 | if (s->fdsp.fdct == ff_fdct_ifast) | |
3885 | dct_coeff= (dct_coeff*ff_inv_aanscales[ scantable[i] ]) >> 12; | |
3886 | zero_distortion= dct_coeff*dct_coeff; | |
3887 | ||
3888 | for(level_index=0; level_index < coeff_count[i]; level_index++){ | |
3889 | int distortion; | |
3890 | int level= coeff[level_index][i]; | |
3891 | const int alevel= FFABS(level); | |
3892 | int unquant_coeff; | |
3893 | ||
3894 | av_assert2(level); | |
3895 | ||
3896 | if(s->out_format == FMT_H263 || s->out_format == FMT_H261){ | |
3897 | unquant_coeff= alevel*qmul + qadd; | |
3898 | }else{ //MPEG1 | |
3899 | j = s->idsp.idct_permutation[scantable[i]]; // FIXME: optimize | |
3900 | if(s->mb_intra){ | |
3901 | unquant_coeff = (int)( alevel * qscale * s->intra_matrix[j]) >> 3; | |
3902 | unquant_coeff = (unquant_coeff - 1) | 1; | |
3903 | }else{ | |
3904 | unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[j])) >> 4; | |
3905 | unquant_coeff = (unquant_coeff - 1) | 1; | |
3906 | } | |
3907 | unquant_coeff<<= 3; | |
3908 | } | |
3909 | ||
3910 | distortion= (unquant_coeff - dct_coeff) * (unquant_coeff - dct_coeff) - zero_distortion; | |
3911 | level+=64; | |
3912 | if((level&(~127)) == 0){ | |
3913 | for(j=survivor_count-1; j>=0; j--){ | |
3914 | int run= i - survivor[j]; | |
3915 | int score= distortion + length[UNI_AC_ENC_INDEX(run, level)]*lambda; | |
3916 | score += score_tab[i-run]; | |
3917 | ||
3918 | if(score < best_score){ | |
3919 | best_score= score; | |
3920 | run_tab[i+1]= run; | |
3921 | level_tab[i+1]= level-64; | |
3922 | } | |
3923 | } | |
3924 | ||
3925 | if(s->out_format == FMT_H263 || s->out_format == FMT_H261){ | |
3926 | for(j=survivor_count-1; j>=0; j--){ | |
3927 | int run= i - survivor[j]; | |
3928 | int score= distortion + last_length[UNI_AC_ENC_INDEX(run, level)]*lambda; | |
3929 | score += score_tab[i-run]; | |
3930 | if(score < last_score){ | |
3931 | last_score= score; | |
3932 | last_run= run; | |
3933 | last_level= level-64; | |
3934 | last_i= i+1; | |
3935 | } | |
3936 | } | |
3937 | } | |
3938 | }else{ | |
3939 | distortion += esc_length*lambda; | |
3940 | for(j=survivor_count-1; j>=0; j--){ | |
3941 | int run= i - survivor[j]; | |
3942 | int score= distortion + score_tab[i-run]; | |
3943 | ||
3944 | if(score < best_score){ | |
3945 | best_score= score; | |
3946 | run_tab[i+1]= run; | |
3947 | level_tab[i+1]= level-64; | |
3948 | } | |
3949 | } | |
3950 | ||
3951 | if(s->out_format == FMT_H263 || s->out_format == FMT_H261){ | |
3952 | for(j=survivor_count-1; j>=0; j--){ | |
3953 | int run= i - survivor[j]; | |
3954 | int score= distortion + score_tab[i-run]; | |
3955 | if(score < last_score){ | |
3956 | last_score= score; | |
3957 | last_run= run; | |
3958 | last_level= level-64; | |
3959 | last_i= i+1; | |
3960 | } | |
3961 | } | |
3962 | } | |
3963 | } | |
3964 | } | |
3965 | ||
3966 | score_tab[i+1]= best_score; | |
3967 | ||
3968 | //Note: there is a vlc code in mpeg4 which is 1 bit shorter then another one with a shorter run and the same level | |
3969 | if(last_non_zero <= 27){ | |
3970 | for(; survivor_count; survivor_count--){ | |
3971 | if(score_tab[ survivor[survivor_count-1] ] <= best_score) | |
3972 | break; | |
3973 | } | |
3974 | }else{ | |
3975 | for(; survivor_count; survivor_count--){ | |
3976 | if(score_tab[ survivor[survivor_count-1] ] <= best_score + lambda) | |
3977 | break; | |
3978 | } | |
3979 | } | |
3980 | ||
3981 | survivor[ survivor_count++ ]= i+1; | |
3982 | } | |
3983 | ||
3984 | if(s->out_format != FMT_H263 && s->out_format != FMT_H261){ | |
3985 | last_score= 256*256*256*120; | |
3986 | for(i= survivor[0]; i<=last_non_zero + 1; i++){ | |
3987 | int score= score_tab[i]; | |
3988 | if(i) score += lambda*2; //FIXME exacter? | |
3989 | ||
3990 | if(score < last_score){ | |
3991 | last_score= score; | |
3992 | last_i= i; | |
3993 | last_level= level_tab[i]; | |
3994 | last_run= run_tab[i]; | |
3995 | } | |
3996 | } | |
3997 | } | |
3998 | ||
3999 | s->coded_score[n] = last_score; | |
4000 | ||
4001 | dc= FFABS(block[0]); | |
4002 | last_non_zero= last_i - 1; | |
4003 | memset(block + start_i, 0, (64-start_i)*sizeof(int16_t)); | |
4004 | ||
4005 | if(last_non_zero < start_i) | |
4006 | return last_non_zero; | |
4007 | ||
4008 | if(last_non_zero == 0 && start_i == 0){ | |
4009 | int best_level= 0; | |
4010 | int best_score= dc * dc; | |
4011 | ||
4012 | for(i=0; i<coeff_count[0]; i++){ | |
4013 | int level= coeff[i][0]; | |
4014 | int alevel= FFABS(level); | |
4015 | int unquant_coeff, score, distortion; | |
4016 | ||
4017 | if(s->out_format == FMT_H263 || s->out_format == FMT_H261){ | |
4018 | unquant_coeff= (alevel*qmul + qadd)>>3; | |
4019 | }else{ //MPEG1 | |
4020 | unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4; | |
4021 | unquant_coeff = (unquant_coeff - 1) | 1; | |
4022 | } | |
4023 | unquant_coeff = (unquant_coeff + 4) >> 3; | |
4024 | unquant_coeff<<= 3 + 3; | |
4025 | ||
4026 | distortion= (unquant_coeff - dc) * (unquant_coeff - dc); | |
4027 | level+=64; | |
4028 | if((level&(~127)) == 0) score= distortion + last_length[UNI_AC_ENC_INDEX(0, level)]*lambda; | |
4029 | else score= distortion + esc_length*lambda; | |
4030 | ||
4031 | if(score < best_score){ | |
4032 | best_score= score; | |
4033 | best_level= level - 64; | |
4034 | } | |
4035 | } | |
4036 | block[0]= best_level; | |
4037 | s->coded_score[n] = best_score - dc*dc; | |
4038 | if(best_level == 0) return -1; | |
4039 | else return last_non_zero; | |
4040 | } | |
4041 | ||
4042 | i= last_i; | |
4043 | av_assert2(last_level); | |
4044 | ||
4045 | block[ perm_scantable[last_non_zero] ]= last_level; | |
4046 | i -= last_run + 1; | |
4047 | ||
4048 | for(; i>start_i; i -= run_tab[i] + 1){ | |
4049 | block[ perm_scantable[i-1] ]= level_tab[i]; | |
4050 | } | |
4051 | ||
4052 | return last_non_zero; | |
4053 | } | |
4054 | ||
4055 | //#define REFINE_STATS 1 | |
4056 | static int16_t basis[64][64]; | |
4057 | ||
4058 | static void build_basis(uint8_t *perm){ | |
4059 | int i, j, x, y; | |
4060 | emms_c(); | |
4061 | for(i=0; i<8; i++){ | |
4062 | for(j=0; j<8; j++){ | |
4063 | for(y=0; y<8; y++){ | |
4064 | for(x=0; x<8; x++){ | |
4065 | double s= 0.25*(1<<BASIS_SHIFT); | |
4066 | int index= 8*i + j; | |
4067 | int perm_index= perm[index]; | |
4068 | if(i==0) s*= sqrt(0.5); | |
4069 | if(j==0) s*= sqrt(0.5); | |
4070 | basis[perm_index][8*x + y]= lrintf(s * cos((M_PI/8.0)*i*(x+0.5)) * cos((M_PI/8.0)*j*(y+0.5))); | |
4071 | } | |
4072 | } | |
4073 | } | |
4074 | } | |
4075 | } | |
4076 | ||
4077 | static int dct_quantize_refine(MpegEncContext *s, //FIXME breaks denoise? | |
4078 | int16_t *block, int16_t *weight, int16_t *orig, | |
4079 | int n, int qscale){ | |
4080 | int16_t rem[64]; | |
4081 | LOCAL_ALIGNED_16(int16_t, d1, [64]); | |
4082 | const uint8_t *scantable= s->intra_scantable.scantable; | |
4083 | const uint8_t *perm_scantable= s->intra_scantable.permutated; | |
4084 | // unsigned int threshold1, threshold2; | |
4085 | // int bias=0; | |
4086 | int run_tab[65]; | |
4087 | int prev_run=0; | |
4088 | int prev_level=0; | |
4089 | int qmul, qadd, start_i, last_non_zero, i, dc; | |
4090 | uint8_t * length; | |
4091 | uint8_t * last_length; | |
4092 | int lambda; | |
4093 | int rle_index, run, q = 1, sum; //q is only used when s->mb_intra is true | |
4094 | #ifdef REFINE_STATS | |
4095 | static int count=0; | |
4096 | static int after_last=0; | |
4097 | static int to_zero=0; | |
4098 | static int from_zero=0; | |
4099 | static int raise=0; | |
4100 | static int lower=0; | |
4101 | static int messed_sign=0; | |
4102 | #endif | |
4103 | ||
4104 | if(basis[0][0] == 0) | |
4105 | build_basis(s->idsp.idct_permutation); | |
4106 | ||
4107 | qmul= qscale*2; | |
4108 | qadd= (qscale-1)|1; | |
4109 | if (s->mb_intra) { | |
4110 | if (!s->h263_aic) { | |
4111 | if (n < 4) | |
4112 | q = s->y_dc_scale; | |
4113 | else | |
4114 | q = s->c_dc_scale; | |
4115 | } else{ | |
4116 | /* For AIC we skip quant/dequant of INTRADC */ | |
4117 | q = 1; | |
4118 | qadd=0; | |
4119 | } | |
4120 | q <<= RECON_SHIFT-3; | |
4121 | /* note: block[0] is assumed to be positive */ | |
4122 | dc= block[0]*q; | |
4123 | // block[0] = (block[0] + (q >> 1)) / q; | |
4124 | start_i = 1; | |
4125 | // if(s->mpeg_quant || s->out_format == FMT_MPEG1) | |
4126 | // bias= 1<<(QMAT_SHIFT-1); | |
4127 | length = s->intra_ac_vlc_length; | |
4128 | last_length= s->intra_ac_vlc_last_length; | |
4129 | } else { | |
4130 | dc= 0; | |
4131 | start_i = 0; | |
4132 | length = s->inter_ac_vlc_length; | |
4133 | last_length= s->inter_ac_vlc_last_length; | |
4134 | } | |
4135 | last_non_zero = s->block_last_index[n]; | |
4136 | ||
4137 | #ifdef REFINE_STATS | |
4138 | {START_TIMER | |
4139 | #endif | |
4140 | dc += (1<<(RECON_SHIFT-1)); | |
4141 | for(i=0; i<64; i++){ | |
4142 | rem[i]= dc - (orig[i]<<RECON_SHIFT); //FIXME use orig dirrectly instead of copying to rem[] | |
4143 | } | |
4144 | #ifdef REFINE_STATS | |
4145 | STOP_TIMER("memset rem[]")} | |
4146 | #endif | |
4147 | sum=0; | |
4148 | for(i=0; i<64; i++){ | |
4149 | int one= 36; | |
4150 | int qns=4; | |
4151 | int w; | |
4152 | ||
4153 | w= FFABS(weight[i]) + qns*one; | |
4154 | w= 15 + (48*qns*one + w/2)/w; // 16 .. 63 | |
4155 | ||
4156 | weight[i] = w; | |
4157 | // w=weight[i] = (63*qns + (w/2)) / w; | |
4158 | ||
4159 | av_assert2(w>0); | |
4160 | av_assert2(w<(1<<6)); | |
4161 | sum += w*w; | |
4162 | } | |
4163 | lambda= sum*(uint64_t)s->lambda2 >> (FF_LAMBDA_SHIFT - 6 + 6 + 6 + 6); | |
4164 | #ifdef REFINE_STATS | |
4165 | {START_TIMER | |
4166 | #endif | |
4167 | run=0; | |
4168 | rle_index=0; | |
4169 | for(i=start_i; i<=last_non_zero; i++){ | |
4170 | int j= perm_scantable[i]; | |
4171 | const int level= block[j]; | |
4172 | int coeff; | |
4173 | ||
4174 | if(level){ | |
4175 | if(level<0) coeff= qmul*level - qadd; | |
4176 | else coeff= qmul*level + qadd; | |
4177 | run_tab[rle_index++]=run; | |
4178 | run=0; | |
4179 | ||
4180 | s->mpvencdsp.add_8x8basis(rem, basis[j], coeff); | |
4181 | }else{ | |
4182 | run++; | |
4183 | } | |
4184 | } | |
4185 | #ifdef REFINE_STATS | |
4186 | if(last_non_zero>0){ | |
4187 | STOP_TIMER("init rem[]") | |
4188 | } | |
4189 | } | |
4190 | ||
4191 | {START_TIMER | |
4192 | #endif | |
4193 | for(;;){ | |
4194 | int best_score = s->mpvencdsp.try_8x8basis(rem, weight, basis[0], 0); | |
4195 | int best_coeff=0; | |
4196 | int best_change=0; | |
4197 | int run2, best_unquant_change=0, analyze_gradient; | |
4198 | #ifdef REFINE_STATS | |
4199 | {START_TIMER | |
4200 | #endif | |
4201 | analyze_gradient = last_non_zero > 2 || s->quantizer_noise_shaping >= 3; | |
4202 | ||
4203 | if(analyze_gradient){ | |
4204 | #ifdef REFINE_STATS | |
4205 | {START_TIMER | |
4206 | #endif | |
4207 | for(i=0; i<64; i++){ | |
4208 | int w= weight[i]; | |
4209 | ||
4210 | d1[i] = (rem[i]*w*w + (1<<(RECON_SHIFT+12-1)))>>(RECON_SHIFT+12); | |
4211 | } | |
4212 | #ifdef REFINE_STATS | |
4213 | STOP_TIMER("rem*w*w")} | |
4214 | {START_TIMER | |
4215 | #endif | |
4216 | s->fdsp.fdct(d1); | |
4217 | #ifdef REFINE_STATS | |
4218 | STOP_TIMER("dct")} | |
4219 | #endif | |
4220 | } | |
4221 | ||
4222 | if(start_i){ | |
4223 | const int level= block[0]; | |
4224 | int change, old_coeff; | |
4225 | ||
4226 | av_assert2(s->mb_intra); | |
4227 | ||
4228 | old_coeff= q*level; | |
4229 | ||
4230 | for(change=-1; change<=1; change+=2){ | |
4231 | int new_level= level + change; | |
4232 | int score, new_coeff; | |
4233 | ||
4234 | new_coeff= q*new_level; | |
4235 | if(new_coeff >= 2048 || new_coeff < 0) | |
4236 | continue; | |
4237 | ||
4238 | score = s->mpvencdsp.try_8x8basis(rem, weight, basis[0], | |
4239 | new_coeff - old_coeff); | |
4240 | if(score<best_score){ | |
4241 | best_score= score; | |
4242 | best_coeff= 0; | |
4243 | best_change= change; | |
4244 | best_unquant_change= new_coeff - old_coeff; | |
4245 | } | |
4246 | } | |
4247 | } | |
4248 | ||
4249 | run=0; | |
4250 | rle_index=0; | |
4251 | run2= run_tab[rle_index++]; | |
4252 | prev_level=0; | |
4253 | prev_run=0; | |
4254 | ||
4255 | for(i=start_i; i<64; i++){ | |
4256 | int j= perm_scantable[i]; | |
4257 | const int level= block[j]; | |
4258 | int change, old_coeff; | |
4259 | ||
4260 | if(s->quantizer_noise_shaping < 3 && i > last_non_zero + 1) | |
4261 | break; | |
4262 | ||
4263 | if(level){ | |
4264 | if(level<0) old_coeff= qmul*level - qadd; | |
4265 | else old_coeff= qmul*level + qadd; | |
4266 | run2= run_tab[rle_index++]; //FIXME ! maybe after last | |
4267 | }else{ | |
4268 | old_coeff=0; | |
4269 | run2--; | |
4270 | av_assert2(run2>=0 || i >= last_non_zero ); | |
4271 | } | |
4272 | ||
4273 | for(change=-1; change<=1; change+=2){ | |
4274 | int new_level= level + change; | |
4275 | int score, new_coeff, unquant_change; | |
4276 | ||
4277 | score=0; | |
4278 | if(s->quantizer_noise_shaping < 2 && FFABS(new_level) > FFABS(level)) | |
4279 | continue; | |
4280 | ||
4281 | if(new_level){ | |
4282 | if(new_level<0) new_coeff= qmul*new_level - qadd; | |
4283 | else new_coeff= qmul*new_level + qadd; | |
4284 | if(new_coeff >= 2048 || new_coeff <= -2048) | |
4285 | continue; | |
4286 | //FIXME check for overflow | |
4287 | ||
4288 | if(level){ | |
4289 | if(level < 63 && level > -63){ | |
4290 | if(i < last_non_zero) | |
4291 | score += length[UNI_AC_ENC_INDEX(run, new_level+64)] | |
4292 | - length[UNI_AC_ENC_INDEX(run, level+64)]; | |
4293 | else | |
4294 | score += last_length[UNI_AC_ENC_INDEX(run, new_level+64)] | |
4295 | - last_length[UNI_AC_ENC_INDEX(run, level+64)]; | |
4296 | } | |
4297 | }else{ | |
4298 | av_assert2(FFABS(new_level)==1); | |
4299 | ||
4300 | if(analyze_gradient){ | |
4301 | int g= d1[ scantable[i] ]; | |
4302 | if(g && (g^new_level) >= 0) | |
4303 | continue; | |
4304 | } | |
4305 | ||
4306 | if(i < last_non_zero){ | |
4307 | int next_i= i + run2 + 1; | |
4308 | int next_level= block[ perm_scantable[next_i] ] + 64; | |
4309 | ||
4310 | if(next_level&(~127)) | |
4311 | next_level= 0; | |
4312 | ||
4313 | if(next_i < last_non_zero) | |
4314 | score += length[UNI_AC_ENC_INDEX(run, 65)] | |
4315 | + length[UNI_AC_ENC_INDEX(run2, next_level)] | |
4316 | - length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)]; | |
4317 | else | |
4318 | score += length[UNI_AC_ENC_INDEX(run, 65)] | |
4319 | + last_length[UNI_AC_ENC_INDEX(run2, next_level)] | |
4320 | - last_length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)]; | |
4321 | }else{ | |
4322 | score += last_length[UNI_AC_ENC_INDEX(run, 65)]; | |
4323 | if(prev_level){ | |
4324 | score += length[UNI_AC_ENC_INDEX(prev_run, prev_level)] | |
4325 | - last_length[UNI_AC_ENC_INDEX(prev_run, prev_level)]; | |
4326 | } | |
4327 | } | |
4328 | } | |
4329 | }else{ | |
4330 | new_coeff=0; | |
4331 | av_assert2(FFABS(level)==1); | |
4332 | ||
4333 | if(i < last_non_zero){ | |
4334 | int next_i= i + run2 + 1; | |
4335 | int next_level= block[ perm_scantable[next_i] ] + 64; | |
4336 | ||
4337 | if(next_level&(~127)) | |
4338 | next_level= 0; | |
4339 | ||
4340 | if(next_i < last_non_zero) | |
4341 | score += length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)] | |
4342 | - length[UNI_AC_ENC_INDEX(run2, next_level)] | |
4343 | - length[UNI_AC_ENC_INDEX(run, 65)]; | |
4344 | else | |
4345 | score += last_length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)] | |
4346 | - last_length[UNI_AC_ENC_INDEX(run2, next_level)] | |
4347 | - length[UNI_AC_ENC_INDEX(run, 65)]; | |
4348 | }else{ | |
4349 | score += -last_length[UNI_AC_ENC_INDEX(run, 65)]; | |
4350 | if(prev_level){ | |
4351 | score += last_length[UNI_AC_ENC_INDEX(prev_run, prev_level)] | |
4352 | - length[UNI_AC_ENC_INDEX(prev_run, prev_level)]; | |
4353 | } | |
4354 | } | |
4355 | } | |
4356 | ||
4357 | score *= lambda; | |
4358 | ||
4359 | unquant_change= new_coeff - old_coeff; | |
4360 | av_assert2((score < 100*lambda && score > -100*lambda) || lambda==0); | |
4361 | ||
4362 | score += s->mpvencdsp.try_8x8basis(rem, weight, basis[j], | |
4363 | unquant_change); | |
4364 | if(score<best_score){ | |
4365 | best_score= score; | |
4366 | best_coeff= i; | |
4367 | best_change= change; | |
4368 | best_unquant_change= unquant_change; | |
4369 | } | |
4370 | } | |
4371 | if(level){ | |
4372 | prev_level= level + 64; | |
4373 | if(prev_level&(~127)) | |
4374 | prev_level= 0; | |
4375 | prev_run= run; | |
4376 | run=0; | |
4377 | }else{ | |
4378 | run++; | |
4379 | } | |
4380 | } | |
4381 | #ifdef REFINE_STATS | |
4382 | STOP_TIMER("iterative step")} | |
4383 | #endif | |
4384 | ||
4385 | if(best_change){ | |
4386 | int j= perm_scantable[ best_coeff ]; | |
4387 | ||
4388 | block[j] += best_change; | |
4389 | ||
4390 | if(best_coeff > last_non_zero){ | |
4391 | last_non_zero= best_coeff; | |
4392 | av_assert2(block[j]); | |
4393 | #ifdef REFINE_STATS | |
4394 | after_last++; | |
4395 | #endif | |
4396 | }else{ | |
4397 | #ifdef REFINE_STATS | |
4398 | if(block[j]){ | |
4399 | if(block[j] - best_change){ | |
4400 | if(FFABS(block[j]) > FFABS(block[j] - best_change)){ | |
4401 | raise++; | |
4402 | }else{ | |
4403 | lower++; | |
4404 | } | |
4405 | }else{ | |
4406 | from_zero++; | |
4407 | } | |
4408 | }else{ | |
4409 | to_zero++; | |
4410 | } | |
4411 | #endif | |
4412 | for(; last_non_zero>=start_i; last_non_zero--){ | |
4413 | if(block[perm_scantable[last_non_zero]]) | |
4414 | break; | |
4415 | } | |
4416 | } | |
4417 | #ifdef REFINE_STATS | |
4418 | count++; | |
4419 | if(256*256*256*64 % count == 0){ | |
4420 | av_log(s->avctx, AV_LOG_DEBUG, "after_last:%d to_zero:%d from_zero:%d raise:%d lower:%d sign:%d xyp:%d/%d/%d\n", after_last, to_zero, from_zero, raise, lower, messed_sign, s->mb_x, s->mb_y, s->picture_number); | |
4421 | } | |
4422 | #endif | |
4423 | run=0; | |
4424 | rle_index=0; | |
4425 | for(i=start_i; i<=last_non_zero; i++){ | |
4426 | int j= perm_scantable[i]; | |
4427 | const int level= block[j]; | |
4428 | ||
4429 | if(level){ | |
4430 | run_tab[rle_index++]=run; | |
4431 | run=0; | |
4432 | }else{ | |
4433 | run++; | |
4434 | } | |
4435 | } | |
4436 | ||
4437 | s->mpvencdsp.add_8x8basis(rem, basis[j], best_unquant_change); | |
4438 | }else{ | |
4439 | break; | |
4440 | } | |
4441 | } | |
4442 | #ifdef REFINE_STATS | |
4443 | if(last_non_zero>0){ | |
4444 | STOP_TIMER("iterative search") | |
4445 | } | |
4446 | } | |
4447 | #endif | |
4448 | ||
4449 | return last_non_zero; | |
4450 | } | |
4451 | ||
4452 | int ff_dct_quantize_c(MpegEncContext *s, | |
4453 | int16_t *block, int n, | |
4454 | int qscale, int *overflow) | |
4455 | { | |
4456 | int i, j, level, last_non_zero, q, start_i; | |
4457 | const int *qmat; | |
4458 | const uint8_t *scantable= s->intra_scantable.scantable; | |
4459 | int bias; | |
4460 | int max=0; | |
4461 | unsigned int threshold1, threshold2; | |
4462 | ||
4463 | s->fdsp.fdct(block); | |
4464 | ||
4465 | if(s->dct_error_sum) | |
4466 | s->denoise_dct(s, block); | |
4467 | ||
4468 | if (s->mb_intra) { | |
4469 | if (!s->h263_aic) { | |
4470 | if (n < 4) | |
4471 | q = s->y_dc_scale; | |
4472 | else | |
4473 | q = s->c_dc_scale; | |
4474 | q = q << 3; | |
4475 | } else | |
4476 | /* For AIC we skip quant/dequant of INTRADC */ | |
4477 | q = 1 << 3; | |
4478 | ||
4479 | /* note: block[0] is assumed to be positive */ | |
4480 | block[0] = (block[0] + (q >> 1)) / q; | |
4481 | start_i = 1; | |
4482 | last_non_zero = 0; | |
4483 | qmat = n < 4 ? s->q_intra_matrix[qscale] : s->q_chroma_intra_matrix[qscale]; | |
4484 | bias= s->intra_quant_bias<<(QMAT_SHIFT - QUANT_BIAS_SHIFT); | |
4485 | } else { | |
4486 | start_i = 0; | |
4487 | last_non_zero = -1; | |
4488 | qmat = s->q_inter_matrix[qscale]; | |
4489 | bias= s->inter_quant_bias<<(QMAT_SHIFT - QUANT_BIAS_SHIFT); | |
4490 | } | |
4491 | threshold1= (1<<QMAT_SHIFT) - bias - 1; | |
4492 | threshold2= (threshold1<<1); | |
4493 | for(i=63;i>=start_i;i--) { | |
4494 | j = scantable[i]; | |
4495 | level = block[j] * qmat[j]; | |
4496 | ||
4497 | if(((unsigned)(level+threshold1))>threshold2){ | |
4498 | last_non_zero = i; | |
4499 | break; | |
4500 | }else{ | |
4501 | block[j]=0; | |
4502 | } | |
4503 | } | |
4504 | for(i=start_i; i<=last_non_zero; i++) { | |
4505 | j = scantable[i]; | |
4506 | level = block[j] * qmat[j]; | |
4507 | ||
4508 | // if( bias+level >= (1<<QMAT_SHIFT) | |
4509 | // || bias-level >= (1<<QMAT_SHIFT)){ | |
4510 | if(((unsigned)(level+threshold1))>threshold2){ | |
4511 | if(level>0){ | |
4512 | level= (bias + level)>>QMAT_SHIFT; | |
4513 | block[j]= level; | |
4514 | }else{ | |
4515 | level= (bias - level)>>QMAT_SHIFT; | |
4516 | block[j]= -level; | |
4517 | } | |
4518 | max |=level; | |
4519 | }else{ | |
4520 | block[j]=0; | |
4521 | } | |
4522 | } | |
4523 | *overflow= s->max_qcoeff < max; //overflow might have happened | |
4524 | ||
4525 | /* we need this permutation so that we correct the IDCT, we only permute the !=0 elements */ | |
4526 | if (s->idsp.perm_type != FF_IDCT_PERM_NONE) | |
4527 | ff_block_permute(block, s->idsp.idct_permutation, | |
4528 | scantable, last_non_zero); | |
4529 | ||
4530 | return last_non_zero; | |
4531 | } | |
4532 | ||
4533 | #define OFFSET(x) offsetof(MpegEncContext, x) | |
4534 | #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM | |
4535 | static const AVOption h263_options[] = { | |
4536 | { "obmc", "use overlapped block motion compensation.", OFFSET(obmc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, | |
4537 | { "structured_slices","Write slice start position at every GOB header instead of just GOB number.", OFFSET(h263_slice_structured), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE}, | |
4538 | { "mb_info", "emit macroblock info for RFC 2190 packetization, the parameter value is the maximum payload size", OFFSET(mb_info), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, | |
4539 | FF_MPV_COMMON_OPTS | |
4540 | { NULL }, | |
4541 | }; | |
4542 | ||
4543 | static const AVClass h263_class = { | |
4544 | .class_name = "H.263 encoder", | |
4545 | .item_name = av_default_item_name, | |
4546 | .option = h263_options, | |
4547 | .version = LIBAVUTIL_VERSION_INT, | |
4548 | }; | |
4549 | ||
4550 | AVCodec ff_h263_encoder = { | |
4551 | .name = "h263", | |
4552 | .long_name = NULL_IF_CONFIG_SMALL("H.263 / H.263-1996"), | |
4553 | .type = AVMEDIA_TYPE_VIDEO, | |
4554 | .id = AV_CODEC_ID_H263, | |
4555 | .priv_data_size = sizeof(MpegEncContext), | |
4556 | .init = ff_mpv_encode_init, | |
4557 | .encode2 = ff_mpv_encode_picture, | |
4558 | .close = ff_mpv_encode_end, | |
4559 | .pix_fmts= (const enum AVPixelFormat[]){AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE}, | |
4560 | .priv_class = &h263_class, | |
4561 | }; | |
4562 | ||
4563 | static const AVOption h263p_options[] = { | |
4564 | { "umv", "Use unlimited motion vectors.", OFFSET(umvplus), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, | |
4565 | { "aiv", "Use alternative inter VLC.", OFFSET(alt_inter_vlc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, | |
4566 | { "obmc", "use overlapped block motion compensation.", OFFSET(obmc), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, | |
4567 | { "structured_slices", "Write slice start position at every GOB header instead of just GOB number.", OFFSET(h263_slice_structured), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE}, | |
4568 | FF_MPV_COMMON_OPTS | |
4569 | { NULL }, | |
4570 | }; | |
4571 | static const AVClass h263p_class = { | |
4572 | .class_name = "H.263p encoder", | |
4573 | .item_name = av_default_item_name, | |
4574 | .option = h263p_options, | |
4575 | .version = LIBAVUTIL_VERSION_INT, | |
4576 | }; | |
4577 | ||
4578 | AVCodec ff_h263p_encoder = { | |
4579 | .name = "h263p", | |
4580 | .long_name = NULL_IF_CONFIG_SMALL("H.263+ / H.263-1998 / H.263 version 2"), | |
4581 | .type = AVMEDIA_TYPE_VIDEO, | |
4582 | .id = AV_CODEC_ID_H263P, | |
4583 | .priv_data_size = sizeof(MpegEncContext), | |
4584 | .init = ff_mpv_encode_init, | |
4585 | .encode2 = ff_mpv_encode_picture, | |
4586 | .close = ff_mpv_encode_end, | |
4587 | .capabilities = CODEC_CAP_SLICE_THREADS, | |
4588 | .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }, | |
4589 | .priv_class = &h263p_class, | |
4590 | }; | |
4591 | ||
4592 | FF_MPV_GENERIC_CLASS(msmpeg4v2) | |
4593 | ||
4594 | AVCodec ff_msmpeg4v2_encoder = { | |
4595 | .name = "msmpeg4v2", | |
4596 | .long_name = NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 2"), | |
4597 | .type = AVMEDIA_TYPE_VIDEO, | |
4598 | .id = AV_CODEC_ID_MSMPEG4V2, | |
4599 | .priv_data_size = sizeof(MpegEncContext), | |
4600 | .init = ff_mpv_encode_init, | |
4601 | .encode2 = ff_mpv_encode_picture, | |
4602 | .close = ff_mpv_encode_end, | |
4603 | .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }, | |
4604 | .priv_class = &msmpeg4v2_class, | |
4605 | }; | |
4606 | ||
4607 | FF_MPV_GENERIC_CLASS(msmpeg4v3) | |
4608 | ||
4609 | AVCodec ff_msmpeg4v3_encoder = { | |
4610 | .name = "msmpeg4", | |
4611 | .long_name = NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 3"), | |
4612 | .type = AVMEDIA_TYPE_VIDEO, | |
4613 | .id = AV_CODEC_ID_MSMPEG4V3, | |
4614 | .priv_data_size = sizeof(MpegEncContext), | |
4615 | .init = ff_mpv_encode_init, | |
4616 | .encode2 = ff_mpv_encode_picture, | |
4617 | .close = ff_mpv_encode_end, | |
4618 | .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }, | |
4619 | .priv_class = &msmpeg4v3_class, | |
4620 | }; | |
4621 | ||
4622 | FF_MPV_GENERIC_CLASS(wmv1) | |
4623 | ||
4624 | AVCodec ff_wmv1_encoder = { | |
4625 | .name = "wmv1", | |
4626 | .long_name = NULL_IF_CONFIG_SMALL("Windows Media Video 7"), | |
4627 | .type = AVMEDIA_TYPE_VIDEO, | |
4628 | .id = AV_CODEC_ID_WMV1, | |
4629 | .priv_data_size = sizeof(MpegEncContext), | |
4630 | .init = ff_mpv_encode_init, | |
4631 | .encode2 = ff_mpv_encode_picture, | |
4632 | .close = ff_mpv_encode_end, | |
4633 | .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE }, | |
4634 | .priv_class = &wmv1_class, | |
4635 | }; |