| 1 | /* |
| 2 | * Copyright (c) 2002-2014 Michael Niedermayer <michaelni@gmx.at> |
| 3 | * |
| 4 | * see http://www.pcisys.net/~melanson/codecs/huffyuv.txt for a description of |
| 5 | * the algorithm used |
| 6 | * |
| 7 | * This file is part of FFmpeg. |
| 8 | * |
| 9 | * FFmpeg is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU Lesser General Public |
| 11 | * License as published by the Free Software Foundation; either |
| 12 | * version 2.1 of the License, or (at your option) any later version. |
| 13 | * |
| 14 | * FFmpeg is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 17 | * Lesser General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU Lesser General Public |
| 20 | * License along with FFmpeg; if not, write to the Free Software |
| 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 22 | * |
| 23 | * yuva, gray, 4:4:4, 4:1:1, 4:1:0 and >8 bit per sample support sponsored by NOA |
| 24 | */ |
| 25 | |
| 26 | /** |
| 27 | * @file |
| 28 | * huffyuv encoder |
| 29 | */ |
| 30 | |
| 31 | #include "avcodec.h" |
| 32 | #include "huffyuv.h" |
| 33 | #include "huffman.h" |
| 34 | #include "huffyuvencdsp.h" |
| 35 | #include "internal.h" |
| 36 | #include "put_bits.h" |
| 37 | #include "libavutil/opt.h" |
| 38 | #include "libavutil/pixdesc.h" |
| 39 | |
| 40 | static inline void diff_bytes(HYuvContext *s, uint8_t *dst, |
| 41 | const uint8_t *src0, const uint8_t *src1, int w) |
| 42 | { |
| 43 | if (s->bps <= 8) { |
| 44 | s->hencdsp.diff_bytes(dst, src0, src1, w); |
| 45 | } else { |
| 46 | s->llviddsp.diff_int16((uint16_t *)dst, (const uint16_t *)src0, (const uint16_t *)src1, s->n - 1, w); |
| 47 | } |
| 48 | } |
| 49 | |
| 50 | static inline int sub_left_prediction(HYuvContext *s, uint8_t *dst, |
| 51 | const uint8_t *src, int w, int left) |
| 52 | { |
| 53 | int i; |
| 54 | if (s->bps <= 8) { |
| 55 | if (w < 32) { |
| 56 | for (i = 0; i < w; i++) { |
| 57 | const int temp = src[i]; |
| 58 | dst[i] = temp - left; |
| 59 | left = temp; |
| 60 | } |
| 61 | return left; |
| 62 | } else { |
| 63 | for (i = 0; i < 16; i++) { |
| 64 | const int temp = src[i]; |
| 65 | dst[i] = temp - left; |
| 66 | left = temp; |
| 67 | } |
| 68 | s->hencdsp.diff_bytes(dst + 16, src + 16, src + 15, w - 16); |
| 69 | return src[w-1]; |
| 70 | } |
| 71 | } else { |
| 72 | const uint16_t *src16 = (const uint16_t *)src; |
| 73 | uint16_t *dst16 = ( uint16_t *)dst; |
| 74 | if (w < 32) { |
| 75 | for (i = 0; i < w; i++) { |
| 76 | const int temp = src16[i]; |
| 77 | dst16[i] = temp - left; |
| 78 | left = temp; |
| 79 | } |
| 80 | return left; |
| 81 | } else { |
| 82 | for (i = 0; i < 16; i++) { |
| 83 | const int temp = src16[i]; |
| 84 | dst16[i] = temp - left; |
| 85 | left = temp; |
| 86 | } |
| 87 | s->llviddsp.diff_int16(dst16 + 16, src16 + 16, src16 + 15, s->n - 1, w - 16); |
| 88 | return src16[w-1]; |
| 89 | } |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | static inline void sub_left_prediction_bgr32(HYuvContext *s, uint8_t *dst, |
| 94 | const uint8_t *src, int w, |
| 95 | int *red, int *green, int *blue, |
| 96 | int *alpha) |
| 97 | { |
| 98 | int i; |
| 99 | int r, g, b, a; |
| 100 | r = *red; |
| 101 | g = *green; |
| 102 | b = *blue; |
| 103 | a = *alpha; |
| 104 | |
| 105 | for (i = 0; i < FFMIN(w, 4); i++) { |
| 106 | const int rt = src[i * 4 + R]; |
| 107 | const int gt = src[i * 4 + G]; |
| 108 | const int bt = src[i * 4 + B]; |
| 109 | const int at = src[i * 4 + A]; |
| 110 | dst[i * 4 + R] = rt - r; |
| 111 | dst[i * 4 + G] = gt - g; |
| 112 | dst[i * 4 + B] = bt - b; |
| 113 | dst[i * 4 + A] = at - a; |
| 114 | r = rt; |
| 115 | g = gt; |
| 116 | b = bt; |
| 117 | a = at; |
| 118 | } |
| 119 | |
| 120 | s->hencdsp.diff_bytes(dst + 16, src + 16, src + 12, w * 4 - 16); |
| 121 | |
| 122 | *red = src[(w - 1) * 4 + R]; |
| 123 | *green = src[(w - 1) * 4 + G]; |
| 124 | *blue = src[(w - 1) * 4 + B]; |
| 125 | *alpha = src[(w - 1) * 4 + A]; |
| 126 | } |
| 127 | |
| 128 | static inline void sub_left_prediction_rgb24(HYuvContext *s, uint8_t *dst, |
| 129 | uint8_t *src, int w, |
| 130 | int *red, int *green, int *blue) |
| 131 | { |
| 132 | int i; |
| 133 | int r, g, b; |
| 134 | r = *red; |
| 135 | g = *green; |
| 136 | b = *blue; |
| 137 | for (i = 0; i < FFMIN(w, 16); i++) { |
| 138 | const int rt = src[i * 3 + 0]; |
| 139 | const int gt = src[i * 3 + 1]; |
| 140 | const int bt = src[i * 3 + 2]; |
| 141 | dst[i * 3 + 0] = rt - r; |
| 142 | dst[i * 3 + 1] = gt - g; |
| 143 | dst[i * 3 + 2] = bt - b; |
| 144 | r = rt; |
| 145 | g = gt; |
| 146 | b = bt; |
| 147 | } |
| 148 | |
| 149 | s->hencdsp.diff_bytes(dst + 48, src + 48, src + 48 - 3, w * 3 - 48); |
| 150 | |
| 151 | *red = src[(w - 1) * 3 + 0]; |
| 152 | *green = src[(w - 1) * 3 + 1]; |
| 153 | *blue = src[(w - 1) * 3 + 2]; |
| 154 | } |
| 155 | |
| 156 | static void sub_median_prediction(HYuvContext *s, uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int w, int *left, int *left_top) |
| 157 | { |
| 158 | if (s->bps <= 8) { |
| 159 | s->hencdsp.sub_hfyu_median_pred(dst, src1, src2, w , left, left_top); |
| 160 | } else { |
| 161 | s->llviddsp.sub_hfyu_median_pred_int16((uint16_t *)dst, (const uint16_t *)src1, (const uint16_t *)src2, s->n - 1, w , left, left_top); |
| 162 | } |
| 163 | } |
| 164 | |
| 165 | static int store_table(HYuvContext *s, const uint8_t *len, uint8_t *buf) |
| 166 | { |
| 167 | int i; |
| 168 | int index = 0; |
| 169 | int n = s->vlc_n; |
| 170 | |
| 171 | for (i = 0; i < n;) { |
| 172 | int val = len[i]; |
| 173 | int repeat = 0; |
| 174 | |
| 175 | for (; i < n && len[i] == val && repeat < 255; i++) |
| 176 | repeat++; |
| 177 | |
| 178 | av_assert0(val < 32 && val >0 && repeat < 256 && repeat>0); |
| 179 | if (repeat > 7) { |
| 180 | buf[index++] = val; |
| 181 | buf[index++] = repeat; |
| 182 | } else { |
| 183 | buf[index++] = val | (repeat << 5); |
| 184 | } |
| 185 | } |
| 186 | |
| 187 | return index; |
| 188 | } |
| 189 | |
| 190 | static int store_huffman_tables(HYuvContext *s, uint8_t *buf) |
| 191 | { |
| 192 | int i, ret; |
| 193 | int size = 0; |
| 194 | int count = 3; |
| 195 | |
| 196 | if (s->version > 2) |
| 197 | count = 1 + s->alpha + 2*s->chroma; |
| 198 | |
| 199 | for (i = 0; i < count; i++) { |
| 200 | if ((ret = ff_huff_gen_len_table(s->len[i], s->stats[i], s->vlc_n, 0)) < 0) |
| 201 | return ret; |
| 202 | |
| 203 | if (ff_huffyuv_generate_bits_table(s->bits[i], s->len[i], s->vlc_n) < 0) { |
| 204 | return -1; |
| 205 | } |
| 206 | |
| 207 | size += store_table(s, s->len[i], buf + size); |
| 208 | } |
| 209 | return size; |
| 210 | } |
| 211 | |
| 212 | static av_cold int encode_init(AVCodecContext *avctx) |
| 213 | { |
| 214 | HYuvContext *s = avctx->priv_data; |
| 215 | int i, j; |
| 216 | int ret; |
| 217 | const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); |
| 218 | |
| 219 | ff_huffyuv_common_init(avctx); |
| 220 | ff_huffyuvencdsp_init(&s->hencdsp); |
| 221 | |
| 222 | avctx->extradata = av_mallocz(3*MAX_N + 4); |
| 223 | if (!avctx->extradata) |
| 224 | return AVERROR(ENOMEM); |
| 225 | if (s->flags&CODEC_FLAG_PASS1) { |
| 226 | #define STATS_OUT_SIZE 21*MAX_N*3 + 4 |
| 227 | avctx->stats_out = av_mallocz(STATS_OUT_SIZE); // 21*256*3(%llu ) + 3(\n) + 1(0) = 16132 |
| 228 | if (!avctx->stats_out) |
| 229 | return AVERROR(ENOMEM); |
| 230 | } |
| 231 | s->version = 2; |
| 232 | |
| 233 | avctx->coded_frame = av_frame_alloc(); |
| 234 | if (!avctx->coded_frame) |
| 235 | return AVERROR(ENOMEM); |
| 236 | |
| 237 | avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I; |
| 238 | avctx->coded_frame->key_frame = 1; |
| 239 | |
| 240 | s->bps = desc->comp[0].depth_minus1 + 1; |
| 241 | s->yuv = !(desc->flags & AV_PIX_FMT_FLAG_RGB) && desc->nb_components >= 2; |
| 242 | s->chroma = desc->nb_components > 2; |
| 243 | s->alpha = !!(desc->flags & AV_PIX_FMT_FLAG_ALPHA); |
| 244 | av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, |
| 245 | &s->chroma_h_shift, |
| 246 | &s->chroma_v_shift); |
| 247 | |
| 248 | switch (avctx->pix_fmt) { |
| 249 | case AV_PIX_FMT_YUV420P: |
| 250 | case AV_PIX_FMT_YUV422P: |
| 251 | if (s->width & 1) { |
| 252 | av_log(avctx, AV_LOG_ERROR, "Width must be even for this colorspace.\n"); |
| 253 | return AVERROR(EINVAL); |
| 254 | } |
| 255 | s->bitstream_bpp = avctx->pix_fmt == AV_PIX_FMT_YUV420P ? 12 : 16; |
| 256 | break; |
| 257 | case AV_PIX_FMT_YUV444P: |
| 258 | case AV_PIX_FMT_YUV410P: |
| 259 | case AV_PIX_FMT_YUV411P: |
| 260 | case AV_PIX_FMT_YUV440P: |
| 261 | case AV_PIX_FMT_GBRP: |
| 262 | case AV_PIX_FMT_GBRP9: |
| 263 | case AV_PIX_FMT_GBRP10: |
| 264 | case AV_PIX_FMT_GBRP12: |
| 265 | case AV_PIX_FMT_GBRP14: |
| 266 | case AV_PIX_FMT_GBRP16: |
| 267 | case AV_PIX_FMT_GRAY8: |
| 268 | case AV_PIX_FMT_GRAY16: |
| 269 | case AV_PIX_FMT_YUVA444P: |
| 270 | case AV_PIX_FMT_YUVA420P: |
| 271 | case AV_PIX_FMT_YUVA422P: |
| 272 | case AV_PIX_FMT_GBRAP: |
| 273 | case AV_PIX_FMT_GRAY8A: |
| 274 | case AV_PIX_FMT_YUV420P9: |
| 275 | case AV_PIX_FMT_YUV420P10: |
| 276 | case AV_PIX_FMT_YUV420P12: |
| 277 | case AV_PIX_FMT_YUV420P14: |
| 278 | case AV_PIX_FMT_YUV420P16: |
| 279 | case AV_PIX_FMT_YUV422P9: |
| 280 | case AV_PIX_FMT_YUV422P10: |
| 281 | case AV_PIX_FMT_YUV422P12: |
| 282 | case AV_PIX_FMT_YUV422P14: |
| 283 | case AV_PIX_FMT_YUV422P16: |
| 284 | case AV_PIX_FMT_YUV444P9: |
| 285 | case AV_PIX_FMT_YUV444P10: |
| 286 | case AV_PIX_FMT_YUV444P12: |
| 287 | case AV_PIX_FMT_YUV444P14: |
| 288 | case AV_PIX_FMT_YUV444P16: |
| 289 | case AV_PIX_FMT_YUVA420P9: |
| 290 | case AV_PIX_FMT_YUVA420P10: |
| 291 | case AV_PIX_FMT_YUVA420P16: |
| 292 | case AV_PIX_FMT_YUVA422P9: |
| 293 | case AV_PIX_FMT_YUVA422P10: |
| 294 | case AV_PIX_FMT_YUVA422P16: |
| 295 | case AV_PIX_FMT_YUVA444P9: |
| 296 | case AV_PIX_FMT_YUVA444P10: |
| 297 | case AV_PIX_FMT_YUVA444P16: |
| 298 | s->version = 3; |
| 299 | break; |
| 300 | case AV_PIX_FMT_RGB32: |
| 301 | s->bitstream_bpp = 32; |
| 302 | break; |
| 303 | case AV_PIX_FMT_RGB24: |
| 304 | s->bitstream_bpp = 24; |
| 305 | break; |
| 306 | default: |
| 307 | av_log(avctx, AV_LOG_ERROR, "format not supported\n"); |
| 308 | return AVERROR(EINVAL); |
| 309 | } |
| 310 | s->n = 1<<s->bps; |
| 311 | s->vlc_n = FFMIN(s->n, MAX_VLC_N); |
| 312 | |
| 313 | avctx->bits_per_coded_sample = s->bitstream_bpp; |
| 314 | s->decorrelate = s->bitstream_bpp >= 24 && !s->yuv && !(desc->flags & AV_PIX_FMT_FLAG_PLANAR); |
| 315 | s->predictor = avctx->prediction_method; |
| 316 | s->interlaced = avctx->flags&CODEC_FLAG_INTERLACED_ME ? 1 : 0; |
| 317 | if (avctx->context_model == 1) { |
| 318 | s->context = avctx->context_model; |
| 319 | if (s->flags & (CODEC_FLAG_PASS1|CODEC_FLAG_PASS2)) { |
| 320 | av_log(avctx, AV_LOG_ERROR, |
| 321 | "context=1 is not compatible with " |
| 322 | "2 pass huffyuv encoding\n"); |
| 323 | return AVERROR(EINVAL); |
| 324 | } |
| 325 | }else s->context= 0; |
| 326 | |
| 327 | if (avctx->codec->id == AV_CODEC_ID_HUFFYUV) { |
| 328 | if (avctx->pix_fmt == AV_PIX_FMT_YUV420P) { |
| 329 | av_log(avctx, AV_LOG_ERROR, |
| 330 | "Error: YV12 is not supported by huffyuv; use " |
| 331 | "vcodec=ffvhuff or format=422p\n"); |
| 332 | return AVERROR(EINVAL); |
| 333 | } |
| 334 | if (avctx->context_model) { |
| 335 | av_log(avctx, AV_LOG_ERROR, |
| 336 | "Error: per-frame huffman tables are not supported " |
| 337 | "by huffyuv; use vcodec=ffvhuff\n"); |
| 338 | return AVERROR(EINVAL); |
| 339 | } |
| 340 | if (s->version > 2) { |
| 341 | av_log(avctx, AV_LOG_ERROR, |
| 342 | "Error: ver>2 is not supported " |
| 343 | "by huffyuv; use vcodec=ffvhuff\n"); |
| 344 | return AVERROR(EINVAL); |
| 345 | } |
| 346 | if (s->interlaced != ( s->height > 288 )) |
| 347 | av_log(avctx, AV_LOG_INFO, |
| 348 | "using huffyuv 2.2.0 or newer interlacing flag\n"); |
| 349 | } |
| 350 | |
| 351 | if (s->version > 3 && avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { |
| 352 | av_log(avctx, AV_LOG_ERROR, "Ver > 3 is under development, files encoded with it may not be decodable with future versions!!!\n" |
| 353 | "Use vstrict=-2 / -strict -2 to use it anyway.\n"); |
| 354 | return AVERROR(EINVAL); |
| 355 | } |
| 356 | |
| 357 | if (s->bitstream_bpp >= 24 && s->predictor == MEDIAN && s->version <= 2) { |
| 358 | av_log(avctx, AV_LOG_ERROR, |
| 359 | "Error: RGB is incompatible with median predictor\n"); |
| 360 | return AVERROR(EINVAL); |
| 361 | } |
| 362 | |
| 363 | ((uint8_t*)avctx->extradata)[0] = s->predictor | (s->decorrelate << 6); |
| 364 | ((uint8_t*)avctx->extradata)[2] = s->interlaced ? 0x10 : 0x20; |
| 365 | if (s->context) |
| 366 | ((uint8_t*)avctx->extradata)[2] |= 0x40; |
| 367 | if (s->version < 3) { |
| 368 | ((uint8_t*)avctx->extradata)[1] = s->bitstream_bpp; |
| 369 | ((uint8_t*)avctx->extradata)[3] = 0; |
| 370 | } else { |
| 371 | ((uint8_t*)avctx->extradata)[1] = ((s->bps-1)<<4) | s->chroma_h_shift | (s->chroma_v_shift<<2); |
| 372 | if (s->chroma) |
| 373 | ((uint8_t*)avctx->extradata)[2] |= s->yuv ? 1 : 2; |
| 374 | if (s->alpha) |
| 375 | ((uint8_t*)avctx->extradata)[2] |= 4; |
| 376 | ((uint8_t*)avctx->extradata)[3] = 1; |
| 377 | } |
| 378 | s->avctx->extradata_size = 4; |
| 379 | |
| 380 | if (avctx->stats_in) { |
| 381 | char *p = avctx->stats_in; |
| 382 | |
| 383 | for (i = 0; i < 4; i++) |
| 384 | for (j = 0; j < s->vlc_n; j++) |
| 385 | s->stats[i][j] = 1; |
| 386 | |
| 387 | for (;;) { |
| 388 | for (i = 0; i < 4; i++) { |
| 389 | char *next; |
| 390 | |
| 391 | for (j = 0; j < s->vlc_n; j++) { |
| 392 | s->stats[i][j] += strtol(p, &next, 0); |
| 393 | if (next == p) return -1; |
| 394 | p = next; |
| 395 | } |
| 396 | } |
| 397 | if (p[0] == 0 || p[1] == 0 || p[2] == 0) break; |
| 398 | } |
| 399 | } else { |
| 400 | for (i = 0; i < 4; i++) |
| 401 | for (j = 0; j < s->vlc_n; j++) { |
| 402 | int d = FFMIN(j, s->vlc_n - j); |
| 403 | |
| 404 | s->stats[i][j] = 100000000 / (d*d + 1); |
| 405 | } |
| 406 | } |
| 407 | |
| 408 | ret = store_huffman_tables(s, s->avctx->extradata + s->avctx->extradata_size); |
| 409 | if (ret < 0) |
| 410 | return ret; |
| 411 | s->avctx->extradata_size += ret; |
| 412 | |
| 413 | if (s->context) { |
| 414 | for (i = 0; i < 4; i++) { |
| 415 | int pels = s->width * s->height / (i ? 40 : 10); |
| 416 | for (j = 0; j < s->vlc_n; j++) { |
| 417 | int d = FFMIN(j, s->vlc_n - j); |
| 418 | s->stats[i][j] = pels/(d*d + 1); |
| 419 | } |
| 420 | } |
| 421 | } else { |
| 422 | for (i = 0; i < 4; i++) |
| 423 | for (j = 0; j < s->vlc_n; j++) |
| 424 | s->stats[i][j]= 0; |
| 425 | } |
| 426 | |
| 427 | if (ff_huffyuv_alloc_temp(s)) { |
| 428 | ff_huffyuv_common_end(s); |
| 429 | return AVERROR(ENOMEM); |
| 430 | } |
| 431 | |
| 432 | s->picture_number=0; |
| 433 | |
| 434 | return 0; |
| 435 | } |
| 436 | static int encode_422_bitstream(HYuvContext *s, int offset, int count) |
| 437 | { |
| 438 | int i; |
| 439 | const uint8_t *y = s->temp[0] + offset; |
| 440 | const uint8_t *u = s->temp[1] + offset / 2; |
| 441 | const uint8_t *v = s->temp[2] + offset / 2; |
| 442 | |
| 443 | if (s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb) >> 3) < 2 * 4 * count) { |
| 444 | av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n"); |
| 445 | return -1; |
| 446 | } |
| 447 | |
| 448 | #define LOAD4\ |
| 449 | int y0 = y[2 * i];\ |
| 450 | int y1 = y[2 * i + 1];\ |
| 451 | int u0 = u[i];\ |
| 452 | int v0 = v[i]; |
| 453 | |
| 454 | count /= 2; |
| 455 | |
| 456 | if (s->flags & CODEC_FLAG_PASS1) { |
| 457 | for(i = 0; i < count; i++) { |
| 458 | LOAD4; |
| 459 | s->stats[0][y0]++; |
| 460 | s->stats[1][u0]++; |
| 461 | s->stats[0][y1]++; |
| 462 | s->stats[2][v0]++; |
| 463 | } |
| 464 | } |
| 465 | if (s->avctx->flags2 & CODEC_FLAG2_NO_OUTPUT) |
| 466 | return 0; |
| 467 | if (s->context) { |
| 468 | for (i = 0; i < count; i++) { |
| 469 | LOAD4; |
| 470 | s->stats[0][y0]++; |
| 471 | put_bits(&s->pb, s->len[0][y0], s->bits[0][y0]); |
| 472 | s->stats[1][u0]++; |
| 473 | put_bits(&s->pb, s->len[1][u0], s->bits[1][u0]); |
| 474 | s->stats[0][y1]++; |
| 475 | put_bits(&s->pb, s->len[0][y1], s->bits[0][y1]); |
| 476 | s->stats[2][v0]++; |
| 477 | put_bits(&s->pb, s->len[2][v0], s->bits[2][v0]); |
| 478 | } |
| 479 | } else { |
| 480 | for(i = 0; i < count; i++) { |
| 481 | LOAD4; |
| 482 | put_bits(&s->pb, s->len[0][y0], s->bits[0][y0]); |
| 483 | put_bits(&s->pb, s->len[1][u0], s->bits[1][u0]); |
| 484 | put_bits(&s->pb, s->len[0][y1], s->bits[0][y1]); |
| 485 | put_bits(&s->pb, s->len[2][v0], s->bits[2][v0]); |
| 486 | } |
| 487 | } |
| 488 | return 0; |
| 489 | } |
| 490 | |
| 491 | static int encode_plane_bitstream(HYuvContext *s, int width, int plane) |
| 492 | { |
| 493 | int i, count = width/2; |
| 494 | |
| 495 | if (s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb) >> 3) < count * s->bps / 2) { |
| 496 | av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n"); |
| 497 | return -1; |
| 498 | } |
| 499 | |
| 500 | #define LOADEND\ |
| 501 | int y0 = s->temp[0][width-1]; |
| 502 | #define LOADEND_14\ |
| 503 | int y0 = s->temp16[0][width-1] & mask; |
| 504 | #define LOADEND_16\ |
| 505 | int y0 = s->temp16[0][width-1]; |
| 506 | #define STATEND\ |
| 507 | s->stats[plane][y0]++; |
| 508 | #define STATEND_16\ |
| 509 | s->stats[plane][y0>>2]++; |
| 510 | #define WRITEEND\ |
| 511 | put_bits(&s->pb, s->len[plane][y0], s->bits[plane][y0]); |
| 512 | #define WRITEEND_16\ |
| 513 | put_bits(&s->pb, s->len[plane][y0>>2], s->bits[plane][y0>>2]);\ |
| 514 | put_bits(&s->pb, 2, y0&3); |
| 515 | |
| 516 | #define LOAD2\ |
| 517 | int y0 = s->temp[0][2 * i];\ |
| 518 | int y1 = s->temp[0][2 * i + 1]; |
| 519 | #define LOAD2_14\ |
| 520 | int y0 = s->temp16[0][2 * i] & mask;\ |
| 521 | int y1 = s->temp16[0][2 * i + 1] & mask; |
| 522 | #define LOAD2_16\ |
| 523 | int y0 = s->temp16[0][2 * i];\ |
| 524 | int y1 = s->temp16[0][2 * i + 1]; |
| 525 | #define STAT2\ |
| 526 | s->stats[plane][y0]++;\ |
| 527 | s->stats[plane][y1]++; |
| 528 | #define STAT2_16\ |
| 529 | s->stats[plane][y0>>2]++;\ |
| 530 | s->stats[plane][y1>>2]++; |
| 531 | #define WRITE2\ |
| 532 | put_bits(&s->pb, s->len[plane][y0], s->bits[plane][y0]);\ |
| 533 | put_bits(&s->pb, s->len[plane][y1], s->bits[plane][y1]); |
| 534 | #define WRITE2_16\ |
| 535 | put_bits(&s->pb, s->len[plane][y0>>2], s->bits[plane][y0>>2]);\ |
| 536 | put_bits(&s->pb, 2, y0&3);\ |
| 537 | put_bits(&s->pb, s->len[plane][y1>>2], s->bits[plane][y1>>2]);\ |
| 538 | put_bits(&s->pb, 2, y1&3); |
| 539 | |
| 540 | if (s->bps <= 8) { |
| 541 | if (s->flags & CODEC_FLAG_PASS1) { |
| 542 | for (i = 0; i < count; i++) { |
| 543 | LOAD2; |
| 544 | STAT2; |
| 545 | } |
| 546 | if (width&1) { |
| 547 | LOADEND; |
| 548 | STATEND; |
| 549 | } |
| 550 | } |
| 551 | if (s->avctx->flags2 & CODEC_FLAG2_NO_OUTPUT) |
| 552 | return 0; |
| 553 | |
| 554 | if (s->context) { |
| 555 | for (i = 0; i < count; i++) { |
| 556 | LOAD2; |
| 557 | STAT2; |
| 558 | WRITE2; |
| 559 | } |
| 560 | if (width&1) { |
| 561 | LOADEND; |
| 562 | STATEND; |
| 563 | WRITEEND; |
| 564 | } |
| 565 | } else { |
| 566 | for (i = 0; i < count; i++) { |
| 567 | LOAD2; |
| 568 | WRITE2; |
| 569 | } |
| 570 | if (width&1) { |
| 571 | LOADEND; |
| 572 | WRITEEND; |
| 573 | } |
| 574 | } |
| 575 | } else if (s->bps <= 14) { |
| 576 | int mask = s->n - 1; |
| 577 | if (s->flags & CODEC_FLAG_PASS1) { |
| 578 | for (i = 0; i < count; i++) { |
| 579 | LOAD2_14; |
| 580 | STAT2; |
| 581 | } |
| 582 | if (width&1) { |
| 583 | LOADEND_14; |
| 584 | STATEND; |
| 585 | } |
| 586 | } |
| 587 | if (s->avctx->flags2 & CODEC_FLAG2_NO_OUTPUT) |
| 588 | return 0; |
| 589 | |
| 590 | if (s->context) { |
| 591 | for (i = 0; i < count; i++) { |
| 592 | LOAD2_14; |
| 593 | STAT2; |
| 594 | WRITE2; |
| 595 | } |
| 596 | if (width&1) { |
| 597 | LOADEND_14; |
| 598 | STATEND; |
| 599 | WRITEEND; |
| 600 | } |
| 601 | } else { |
| 602 | for (i = 0; i < count; i++) { |
| 603 | LOAD2_14; |
| 604 | WRITE2; |
| 605 | } |
| 606 | if (width&1) { |
| 607 | LOADEND_14; |
| 608 | WRITEEND; |
| 609 | } |
| 610 | } |
| 611 | } else { |
| 612 | if (s->flags & CODEC_FLAG_PASS1) { |
| 613 | for (i = 0; i < count; i++) { |
| 614 | LOAD2_16; |
| 615 | STAT2_16; |
| 616 | } |
| 617 | if (width&1) { |
| 618 | LOADEND_16; |
| 619 | STATEND_16; |
| 620 | } |
| 621 | } |
| 622 | if (s->avctx->flags2 & CODEC_FLAG2_NO_OUTPUT) |
| 623 | return 0; |
| 624 | |
| 625 | if (s->context) { |
| 626 | for (i = 0; i < count; i++) { |
| 627 | LOAD2_16; |
| 628 | STAT2_16; |
| 629 | WRITE2_16; |
| 630 | } |
| 631 | if (width&1) { |
| 632 | LOADEND_16; |
| 633 | STATEND_16; |
| 634 | WRITEEND_16; |
| 635 | } |
| 636 | } else { |
| 637 | for (i = 0; i < count; i++) { |
| 638 | LOAD2_16; |
| 639 | WRITE2_16; |
| 640 | } |
| 641 | if (width&1) { |
| 642 | LOADEND_16; |
| 643 | WRITEEND_16; |
| 644 | } |
| 645 | } |
| 646 | } |
| 647 | #undef LOAD2 |
| 648 | #undef STAT2 |
| 649 | #undef WRITE2 |
| 650 | return 0; |
| 651 | } |
| 652 | |
| 653 | static int encode_gray_bitstream(HYuvContext *s, int count) |
| 654 | { |
| 655 | int i; |
| 656 | |
| 657 | if (s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb) >> 3) < 4 * count) { |
| 658 | av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n"); |
| 659 | return -1; |
| 660 | } |
| 661 | |
| 662 | #define LOAD2\ |
| 663 | int y0 = s->temp[0][2 * i];\ |
| 664 | int y1 = s->temp[0][2 * i + 1]; |
| 665 | #define STAT2\ |
| 666 | s->stats[0][y0]++;\ |
| 667 | s->stats[0][y1]++; |
| 668 | #define WRITE2\ |
| 669 | put_bits(&s->pb, s->len[0][y0], s->bits[0][y0]);\ |
| 670 | put_bits(&s->pb, s->len[0][y1], s->bits[0][y1]); |
| 671 | |
| 672 | count /= 2; |
| 673 | |
| 674 | if (s->flags & CODEC_FLAG_PASS1) { |
| 675 | for (i = 0; i < count; i++) { |
| 676 | LOAD2; |
| 677 | STAT2; |
| 678 | } |
| 679 | } |
| 680 | if (s->avctx->flags2 & CODEC_FLAG2_NO_OUTPUT) |
| 681 | return 0; |
| 682 | |
| 683 | if (s->context) { |
| 684 | for (i = 0; i < count; i++) { |
| 685 | LOAD2; |
| 686 | STAT2; |
| 687 | WRITE2; |
| 688 | } |
| 689 | } else { |
| 690 | for (i = 0; i < count; i++) { |
| 691 | LOAD2; |
| 692 | WRITE2; |
| 693 | } |
| 694 | } |
| 695 | return 0; |
| 696 | } |
| 697 | |
| 698 | static inline int encode_bgra_bitstream(HYuvContext *s, int count, int planes) |
| 699 | { |
| 700 | int i; |
| 701 | |
| 702 | if (s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb) >> 3) < |
| 703 | 4 * planes * count) { |
| 704 | av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n"); |
| 705 | return -1; |
| 706 | } |
| 707 | |
| 708 | #define LOAD_GBRA \ |
| 709 | int g = s->temp[0][planes == 3 ? 3 * i + 1 : 4 * i + G]; \ |
| 710 | int b =(s->temp[0][planes == 3 ? 3 * i + 2 : 4 * i + B] - g) & 0xFF;\ |
| 711 | int r =(s->temp[0][planes == 3 ? 3 * i + 0 : 4 * i + R] - g) & 0xFF;\ |
| 712 | int a = s->temp[0][planes * i + A]; |
| 713 | |
| 714 | #define STAT_BGRA \ |
| 715 | s->stats[0][b]++; \ |
| 716 | s->stats[1][g]++; \ |
| 717 | s->stats[2][r]++; \ |
| 718 | if (planes == 4) \ |
| 719 | s->stats[2][a]++; |
| 720 | |
| 721 | #define WRITE_GBRA \ |
| 722 | put_bits(&s->pb, s->len[1][g], s->bits[1][g]); \ |
| 723 | put_bits(&s->pb, s->len[0][b], s->bits[0][b]); \ |
| 724 | put_bits(&s->pb, s->len[2][r], s->bits[2][r]); \ |
| 725 | if (planes == 4) \ |
| 726 | put_bits(&s->pb, s->len[2][a], s->bits[2][a]); |
| 727 | |
| 728 | if ((s->flags & CODEC_FLAG_PASS1) && |
| 729 | (s->avctx->flags2 & CODEC_FLAG2_NO_OUTPUT)) { |
| 730 | for (i = 0; i < count; i++) { |
| 731 | LOAD_GBRA; |
| 732 | STAT_BGRA; |
| 733 | } |
| 734 | } else if (s->context || (s->flags & CODEC_FLAG_PASS1)) { |
| 735 | for (i = 0; i < count; i++) { |
| 736 | LOAD_GBRA; |
| 737 | STAT_BGRA; |
| 738 | WRITE_GBRA; |
| 739 | } |
| 740 | } else { |
| 741 | for (i = 0; i < count; i++) { |
| 742 | LOAD_GBRA; |
| 743 | WRITE_GBRA; |
| 744 | } |
| 745 | } |
| 746 | return 0; |
| 747 | } |
| 748 | |
| 749 | static int encode_frame(AVCodecContext *avctx, AVPacket *pkt, |
| 750 | const AVFrame *pict, int *got_packet) |
| 751 | { |
| 752 | HYuvContext *s = avctx->priv_data; |
| 753 | const int width = s->width; |
| 754 | const int width2 = s->width>>1; |
| 755 | const int height = s->height; |
| 756 | const int fake_ystride = s->interlaced ? pict->linesize[0]*2 : pict->linesize[0]; |
| 757 | const int fake_ustride = s->interlaced ? pict->linesize[1]*2 : pict->linesize[1]; |
| 758 | const int fake_vstride = s->interlaced ? pict->linesize[2]*2 : pict->linesize[2]; |
| 759 | const AVFrame * const p = pict; |
| 760 | int i, j, size = 0, ret; |
| 761 | |
| 762 | if ((ret = ff_alloc_packet2(avctx, pkt, width * height * 3 * 4 + FF_MIN_BUFFER_SIZE)) < 0) |
| 763 | return ret; |
| 764 | |
| 765 | if (s->context) { |
| 766 | size = store_huffman_tables(s, pkt->data); |
| 767 | if (size < 0) |
| 768 | return size; |
| 769 | |
| 770 | for (i = 0; i < 4; i++) |
| 771 | for (j = 0; j < s->vlc_n; j++) |
| 772 | s->stats[i][j] >>= 1; |
| 773 | } |
| 774 | |
| 775 | init_put_bits(&s->pb, pkt->data + size, pkt->size - size); |
| 776 | |
| 777 | if (avctx->pix_fmt == AV_PIX_FMT_YUV422P || |
| 778 | avctx->pix_fmt == AV_PIX_FMT_YUV420P) { |
| 779 | int lefty, leftu, leftv, y, cy; |
| 780 | |
| 781 | put_bits(&s->pb, 8, leftv = p->data[2][0]); |
| 782 | put_bits(&s->pb, 8, lefty = p->data[0][1]); |
| 783 | put_bits(&s->pb, 8, leftu = p->data[1][0]); |
| 784 | put_bits(&s->pb, 8, p->data[0][0]); |
| 785 | |
| 786 | lefty = sub_left_prediction(s, s->temp[0], p->data[0], width , 0); |
| 787 | leftu = sub_left_prediction(s, s->temp[1], p->data[1], width2, 0); |
| 788 | leftv = sub_left_prediction(s, s->temp[2], p->data[2], width2, 0); |
| 789 | |
| 790 | encode_422_bitstream(s, 2, width-2); |
| 791 | |
| 792 | if (s->predictor==MEDIAN) { |
| 793 | int lefttopy, lefttopu, lefttopv; |
| 794 | cy = y = 1; |
| 795 | if (s->interlaced) { |
| 796 | lefty = sub_left_prediction(s, s->temp[0], p->data[0] + p->linesize[0], width , lefty); |
| 797 | leftu = sub_left_prediction(s, s->temp[1], p->data[1] + p->linesize[1], width2, leftu); |
| 798 | leftv = sub_left_prediction(s, s->temp[2], p->data[2] + p->linesize[2], width2, leftv); |
| 799 | |
| 800 | encode_422_bitstream(s, 0, width); |
| 801 | y++; cy++; |
| 802 | } |
| 803 | |
| 804 | lefty = sub_left_prediction(s, s->temp[0], p->data[0] + fake_ystride, 4, lefty); |
| 805 | leftu = sub_left_prediction(s, s->temp[1], p->data[1] + fake_ustride, 2, leftu); |
| 806 | leftv = sub_left_prediction(s, s->temp[2], p->data[2] + fake_vstride, 2, leftv); |
| 807 | |
| 808 | encode_422_bitstream(s, 0, 4); |
| 809 | |
| 810 | lefttopy = p->data[0][3]; |
| 811 | lefttopu = p->data[1][1]; |
| 812 | lefttopv = p->data[2][1]; |
| 813 | s->hencdsp.sub_hfyu_median_pred(s->temp[0], p->data[0] + 4, p->data[0] + fake_ystride + 4, width - 4, &lefty, &lefttopy); |
| 814 | s->hencdsp.sub_hfyu_median_pred(s->temp[1], p->data[1] + 2, p->data[1] + fake_ustride + 2, width2 - 2, &leftu, &lefttopu); |
| 815 | s->hencdsp.sub_hfyu_median_pred(s->temp[2], p->data[2] + 2, p->data[2] + fake_vstride + 2, width2 - 2, &leftv, &lefttopv); |
| 816 | encode_422_bitstream(s, 0, width - 4); |
| 817 | y++; cy++; |
| 818 | |
| 819 | for (; y < height; y++,cy++) { |
| 820 | uint8_t *ydst, *udst, *vdst; |
| 821 | |
| 822 | if (s->bitstream_bpp == 12) { |
| 823 | while (2 * cy > y) { |
| 824 | ydst = p->data[0] + p->linesize[0] * y; |
| 825 | s->hencdsp.sub_hfyu_median_pred(s->temp[0], ydst - fake_ystride, ydst, width, &lefty, &lefttopy); |
| 826 | encode_gray_bitstream(s, width); |
| 827 | y++; |
| 828 | } |
| 829 | if (y >= height) break; |
| 830 | } |
| 831 | ydst = p->data[0] + p->linesize[0] * y; |
| 832 | udst = p->data[1] + p->linesize[1] * cy; |
| 833 | vdst = p->data[2] + p->linesize[2] * cy; |
| 834 | |
| 835 | s->hencdsp.sub_hfyu_median_pred(s->temp[0], ydst - fake_ystride, ydst, width, &lefty, &lefttopy); |
| 836 | s->hencdsp.sub_hfyu_median_pred(s->temp[1], udst - fake_ustride, udst, width2, &leftu, &lefttopu); |
| 837 | s->hencdsp.sub_hfyu_median_pred(s->temp[2], vdst - fake_vstride, vdst, width2, &leftv, &lefttopv); |
| 838 | |
| 839 | encode_422_bitstream(s, 0, width); |
| 840 | } |
| 841 | } else { |
| 842 | for (cy = y = 1; y < height; y++, cy++) { |
| 843 | uint8_t *ydst, *udst, *vdst; |
| 844 | |
| 845 | /* encode a luma only line & y++ */ |
| 846 | if (s->bitstream_bpp == 12) { |
| 847 | ydst = p->data[0] + p->linesize[0] * y; |
| 848 | |
| 849 | if (s->predictor == PLANE && s->interlaced < y) { |
| 850 | s->hencdsp.diff_bytes(s->temp[1], ydst, ydst - fake_ystride, width); |
| 851 | |
| 852 | lefty = sub_left_prediction(s, s->temp[0], s->temp[1], width , lefty); |
| 853 | } else { |
| 854 | lefty = sub_left_prediction(s, s->temp[0], ydst, width , lefty); |
| 855 | } |
| 856 | encode_gray_bitstream(s, width); |
| 857 | y++; |
| 858 | if (y >= height) break; |
| 859 | } |
| 860 | |
| 861 | ydst = p->data[0] + p->linesize[0] * y; |
| 862 | udst = p->data[1] + p->linesize[1] * cy; |
| 863 | vdst = p->data[2] + p->linesize[2] * cy; |
| 864 | |
| 865 | if (s->predictor == PLANE && s->interlaced < cy) { |
| 866 | s->hencdsp.diff_bytes(s->temp[1], ydst, ydst - fake_ystride, width); |
| 867 | s->hencdsp.diff_bytes(s->temp[2], udst, udst - fake_ustride, width2); |
| 868 | s->hencdsp.diff_bytes(s->temp[2] + width2, vdst, vdst - fake_vstride, width2); |
| 869 | |
| 870 | lefty = sub_left_prediction(s, s->temp[0], s->temp[1], width , lefty); |
| 871 | leftu = sub_left_prediction(s, s->temp[1], s->temp[2], width2, leftu); |
| 872 | leftv = sub_left_prediction(s, s->temp[2], s->temp[2] + width2, width2, leftv); |
| 873 | } else { |
| 874 | lefty = sub_left_prediction(s, s->temp[0], ydst, width , lefty); |
| 875 | leftu = sub_left_prediction(s, s->temp[1], udst, width2, leftu); |
| 876 | leftv = sub_left_prediction(s, s->temp[2], vdst, width2, leftv); |
| 877 | } |
| 878 | |
| 879 | encode_422_bitstream(s, 0, width); |
| 880 | } |
| 881 | } |
| 882 | } else if(avctx->pix_fmt == AV_PIX_FMT_RGB32) { |
| 883 | uint8_t *data = p->data[0] + (height - 1) * p->linesize[0]; |
| 884 | const int stride = -p->linesize[0]; |
| 885 | const int fake_stride = -fake_ystride; |
| 886 | int y; |
| 887 | int leftr, leftg, leftb, lefta; |
| 888 | |
| 889 | put_bits(&s->pb, 8, lefta = data[A]); |
| 890 | put_bits(&s->pb, 8, leftr = data[R]); |
| 891 | put_bits(&s->pb, 8, leftg = data[G]); |
| 892 | put_bits(&s->pb, 8, leftb = data[B]); |
| 893 | |
| 894 | sub_left_prediction_bgr32(s, s->temp[0], data + 4, width - 1, |
| 895 | &leftr, &leftg, &leftb, &lefta); |
| 896 | encode_bgra_bitstream(s, width - 1, 4); |
| 897 | |
| 898 | for (y = 1; y < s->height; y++) { |
| 899 | uint8_t *dst = data + y*stride; |
| 900 | if (s->predictor == PLANE && s->interlaced < y) { |
| 901 | s->hencdsp.diff_bytes(s->temp[1], dst, dst - fake_stride, width * 4); |
| 902 | sub_left_prediction_bgr32(s, s->temp[0], s->temp[1], width, |
| 903 | &leftr, &leftg, &leftb, &lefta); |
| 904 | } else { |
| 905 | sub_left_prediction_bgr32(s, s->temp[0], dst, width, |
| 906 | &leftr, &leftg, &leftb, &lefta); |
| 907 | } |
| 908 | encode_bgra_bitstream(s, width, 4); |
| 909 | } |
| 910 | } else if (avctx->pix_fmt == AV_PIX_FMT_RGB24) { |
| 911 | uint8_t *data = p->data[0] + (height - 1) * p->linesize[0]; |
| 912 | const int stride = -p->linesize[0]; |
| 913 | const int fake_stride = -fake_ystride; |
| 914 | int y; |
| 915 | int leftr, leftg, leftb; |
| 916 | |
| 917 | put_bits(&s->pb, 8, leftr = data[0]); |
| 918 | put_bits(&s->pb, 8, leftg = data[1]); |
| 919 | put_bits(&s->pb, 8, leftb = data[2]); |
| 920 | put_bits(&s->pb, 8, 0); |
| 921 | |
| 922 | sub_left_prediction_rgb24(s, s->temp[0], data + 3, width - 1, |
| 923 | &leftr, &leftg, &leftb); |
| 924 | encode_bgra_bitstream(s, width-1, 3); |
| 925 | |
| 926 | for (y = 1; y < s->height; y++) { |
| 927 | uint8_t *dst = data + y * stride; |
| 928 | if (s->predictor == PLANE && s->interlaced < y) { |
| 929 | s->hencdsp.diff_bytes(s->temp[1], dst, dst - fake_stride, |
| 930 | width * 3); |
| 931 | sub_left_prediction_rgb24(s, s->temp[0], s->temp[1], width, |
| 932 | &leftr, &leftg, &leftb); |
| 933 | } else { |
| 934 | sub_left_prediction_rgb24(s, s->temp[0], dst, width, |
| 935 | &leftr, &leftg, &leftb); |
| 936 | } |
| 937 | encode_bgra_bitstream(s, width, 3); |
| 938 | } |
| 939 | } else if (s->version > 2) { |
| 940 | int plane; |
| 941 | for (plane = 0; plane < 1 + 2*s->chroma + s->alpha; plane++) { |
| 942 | int left, y; |
| 943 | int w = width; |
| 944 | int h = height; |
| 945 | int fake_stride = fake_ystride; |
| 946 | |
| 947 | if (s->chroma && (plane == 1 || plane == 2)) { |
| 948 | w >>= s->chroma_h_shift; |
| 949 | h >>= s->chroma_v_shift; |
| 950 | fake_stride = plane == 1 ? fake_ustride : fake_vstride; |
| 951 | } |
| 952 | |
| 953 | left = sub_left_prediction(s, s->temp[0], p->data[plane], w , 0); |
| 954 | |
| 955 | encode_plane_bitstream(s, w, plane); |
| 956 | |
| 957 | if (s->predictor==MEDIAN) { |
| 958 | int lefttop; |
| 959 | y = 1; |
| 960 | if (s->interlaced) { |
| 961 | left = sub_left_prediction(s, s->temp[0], p->data[plane] + p->linesize[plane], w , left); |
| 962 | |
| 963 | encode_plane_bitstream(s, w, plane); |
| 964 | y++; |
| 965 | } |
| 966 | |
| 967 | lefttop = p->data[plane][0]; |
| 968 | |
| 969 | for (; y < h; y++) { |
| 970 | uint8_t *dst = p->data[plane] + p->linesize[plane] * y; |
| 971 | |
| 972 | sub_median_prediction(s, s->temp[0], dst - fake_stride, dst, w , &left, &lefttop); |
| 973 | |
| 974 | encode_plane_bitstream(s, w, plane); |
| 975 | } |
| 976 | } else { |
| 977 | for (y = 1; y < h; y++) { |
| 978 | uint8_t *dst = p->data[plane] + p->linesize[plane] * y; |
| 979 | |
| 980 | if (s->predictor == PLANE && s->interlaced < y) { |
| 981 | diff_bytes(s, s->temp[1], dst, dst - fake_stride, w); |
| 982 | |
| 983 | left = sub_left_prediction(s, s->temp[0], s->temp[1], w , left); |
| 984 | } else { |
| 985 | left = sub_left_prediction(s, s->temp[0], dst, w , left); |
| 986 | } |
| 987 | |
| 988 | encode_plane_bitstream(s, w, plane); |
| 989 | } |
| 990 | } |
| 991 | } |
| 992 | } else { |
| 993 | av_log(avctx, AV_LOG_ERROR, "Format not supported!\n"); |
| 994 | } |
| 995 | emms_c(); |
| 996 | |
| 997 | size += (put_bits_count(&s->pb) + 31) / 8; |
| 998 | put_bits(&s->pb, 16, 0); |
| 999 | put_bits(&s->pb, 15, 0); |
| 1000 | size /= 4; |
| 1001 | |
| 1002 | if ((s->flags&CODEC_FLAG_PASS1) && (s->picture_number & 31) == 0) { |
| 1003 | int j; |
| 1004 | char *p = avctx->stats_out; |
| 1005 | char *end = p + STATS_OUT_SIZE; |
| 1006 | for (i = 0; i < 4; i++) { |
| 1007 | for (j = 0; j < s->vlc_n; j++) { |
| 1008 | snprintf(p, end-p, "%"PRIu64" ", s->stats[i][j]); |
| 1009 | p += strlen(p); |
| 1010 | s->stats[i][j]= 0; |
| 1011 | } |
| 1012 | snprintf(p, end-p, "\n"); |
| 1013 | p++; |
| 1014 | if (end <= p) |
| 1015 | return AVERROR(ENOMEM); |
| 1016 | } |
| 1017 | } else if (avctx->stats_out) |
| 1018 | avctx->stats_out[0] = '\0'; |
| 1019 | if (!(s->avctx->flags2 & CODEC_FLAG2_NO_OUTPUT)) { |
| 1020 | flush_put_bits(&s->pb); |
| 1021 | s->bdsp.bswap_buf((uint32_t *) pkt->data, (uint32_t *) pkt->data, size); |
| 1022 | } |
| 1023 | |
| 1024 | s->picture_number++; |
| 1025 | |
| 1026 | pkt->size = size * 4; |
| 1027 | pkt->flags |= AV_PKT_FLAG_KEY; |
| 1028 | *got_packet = 1; |
| 1029 | |
| 1030 | return 0; |
| 1031 | } |
| 1032 | |
| 1033 | static av_cold int encode_end(AVCodecContext *avctx) |
| 1034 | { |
| 1035 | HYuvContext *s = avctx->priv_data; |
| 1036 | |
| 1037 | ff_huffyuv_common_end(s); |
| 1038 | |
| 1039 | av_freep(&avctx->extradata); |
| 1040 | av_freep(&avctx->stats_out); |
| 1041 | |
| 1042 | av_frame_free(&avctx->coded_frame); |
| 1043 | |
| 1044 | return 0; |
| 1045 | } |
| 1046 | |
| 1047 | static const AVOption options[] = { |
| 1048 | { "non_deterministic", "Allow multithreading for e.g. context=1 at the expense of determinism", |
| 1049 | offsetof(HYuvContext, non_determ), AV_OPT_TYPE_INT, { .i64 = 1 }, |
| 1050 | 0, 1, AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM }, |
| 1051 | { NULL }, |
| 1052 | }; |
| 1053 | |
| 1054 | static const AVClass normal_class = { |
| 1055 | .class_name = "huffyuv", |
| 1056 | .item_name = av_default_item_name, |
| 1057 | .option = options, |
| 1058 | .version = LIBAVUTIL_VERSION_INT, |
| 1059 | }; |
| 1060 | |
| 1061 | static const AVClass ff_class = { |
| 1062 | .class_name = "ffvhuff", |
| 1063 | .item_name = av_default_item_name, |
| 1064 | .option = options, |
| 1065 | .version = LIBAVUTIL_VERSION_INT, |
| 1066 | }; |
| 1067 | |
| 1068 | AVCodec ff_huffyuv_encoder = { |
| 1069 | .name = "huffyuv", |
| 1070 | .long_name = NULL_IF_CONFIG_SMALL("Huffyuv / HuffYUV"), |
| 1071 | .type = AVMEDIA_TYPE_VIDEO, |
| 1072 | .id = AV_CODEC_ID_HUFFYUV, |
| 1073 | .priv_data_size = sizeof(HYuvContext), |
| 1074 | .init = encode_init, |
| 1075 | .encode2 = encode_frame, |
| 1076 | .close = encode_end, |
| 1077 | .capabilities = CODEC_CAP_FRAME_THREADS | CODEC_CAP_INTRA_ONLY, |
| 1078 | .priv_class = &normal_class, |
| 1079 | .pix_fmts = (const enum AVPixelFormat[]){ |
| 1080 | AV_PIX_FMT_YUV422P, AV_PIX_FMT_RGB24, |
| 1081 | AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE |
| 1082 | }, |
| 1083 | }; |
| 1084 | |
| 1085 | #if CONFIG_FFVHUFF_ENCODER |
| 1086 | AVCodec ff_ffvhuff_encoder = { |
| 1087 | .name = "ffvhuff", |
| 1088 | .long_name = NULL_IF_CONFIG_SMALL("Huffyuv FFmpeg variant"), |
| 1089 | .type = AVMEDIA_TYPE_VIDEO, |
| 1090 | .id = AV_CODEC_ID_FFVHUFF, |
| 1091 | .priv_data_size = sizeof(HYuvContext), |
| 1092 | .init = encode_init, |
| 1093 | .encode2 = encode_frame, |
| 1094 | .close = encode_end, |
| 1095 | .capabilities = CODEC_CAP_FRAME_THREADS | CODEC_CAP_INTRA_ONLY, |
| 1096 | .priv_class = &ff_class, |
| 1097 | .pix_fmts = (const enum AVPixelFormat[]){ |
| 1098 | AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV411P, |
| 1099 | AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV440P, |
| 1100 | AV_PIX_FMT_GBRP, |
| 1101 | AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, |
| 1102 | AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY16, |
| 1103 | AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUVA444P, |
| 1104 | AV_PIX_FMT_GBRAP, |
| 1105 | AV_PIX_FMT_GRAY8A, |
| 1106 | AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV420P16, |
| 1107 | AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV422P16, |
| 1108 | AV_PIX_FMT_YUV444P9, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV444P16, |
| 1109 | AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA420P16, |
| 1110 | AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA422P16, |
| 1111 | AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P16, |
| 1112 | AV_PIX_FMT_RGB24, |
| 1113 | AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE |
| 1114 | }, |
| 1115 | }; |
| 1116 | #endif |