| 1 | /* |
| 2 | * H.264 encoding using the x264 library |
| 3 | * Copyright (C) 2005 Mans Rullgard <mans@mansr.com> |
| 4 | * |
| 5 | * This file is part of FFmpeg. |
| 6 | * |
| 7 | * FFmpeg is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU Lesser General Public |
| 9 | * License as published by the Free Software Foundation; either |
| 10 | * version 2.1 of the License, or (at your option) any later version. |
| 11 | * |
| 12 | * FFmpeg is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 15 | * Lesser General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU Lesser General Public |
| 18 | * License along with FFmpeg; if not, write to the Free Software |
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 20 | */ |
| 21 | |
| 22 | #include "libavutil/eval.h" |
| 23 | #include "libavutil/internal.h" |
| 24 | #include "libavutil/opt.h" |
| 25 | #include "libavutil/mem.h" |
| 26 | #include "libavutil/pixdesc.h" |
| 27 | #include "libavutil/stereo3d.h" |
| 28 | #include "avcodec.h" |
| 29 | #include "internal.h" |
| 30 | |
| 31 | #if defined(_MSC_VER) |
| 32 | #define X264_API_IMPORTS 1 |
| 33 | #endif |
| 34 | |
| 35 | #include <x264.h> |
| 36 | #include <float.h> |
| 37 | #include <math.h> |
| 38 | #include <stdio.h> |
| 39 | #include <stdlib.h> |
| 40 | #include <string.h> |
| 41 | |
| 42 | typedef struct X264Context { |
| 43 | AVClass *class; |
| 44 | x264_param_t params; |
| 45 | x264_t *enc; |
| 46 | x264_picture_t pic; |
| 47 | uint8_t *sei; |
| 48 | int sei_size; |
| 49 | char *preset; |
| 50 | char *tune; |
| 51 | char *profile; |
| 52 | char *level; |
| 53 | int fastfirstpass; |
| 54 | char *wpredp; |
| 55 | char *x264opts; |
| 56 | float crf; |
| 57 | float crf_max; |
| 58 | int cqp; |
| 59 | int aq_mode; |
| 60 | float aq_strength; |
| 61 | char *psy_rd; |
| 62 | int psy; |
| 63 | int rc_lookahead; |
| 64 | int weightp; |
| 65 | int weightb; |
| 66 | int ssim; |
| 67 | int intra_refresh; |
| 68 | int bluray_compat; |
| 69 | int b_bias; |
| 70 | int b_pyramid; |
| 71 | int mixed_refs; |
| 72 | int dct8x8; |
| 73 | int fast_pskip; |
| 74 | int aud; |
| 75 | int mbtree; |
| 76 | char *deblock; |
| 77 | float cplxblur; |
| 78 | char *partitions; |
| 79 | int direct_pred; |
| 80 | int slice_max_size; |
| 81 | char *stats; |
| 82 | int nal_hrd; |
| 83 | char *x264_params; |
| 84 | } X264Context; |
| 85 | |
| 86 | static void X264_log(void *p, int level, const char *fmt, va_list args) |
| 87 | { |
| 88 | static const int level_map[] = { |
| 89 | [X264_LOG_ERROR] = AV_LOG_ERROR, |
| 90 | [X264_LOG_WARNING] = AV_LOG_WARNING, |
| 91 | [X264_LOG_INFO] = AV_LOG_INFO, |
| 92 | [X264_LOG_DEBUG] = AV_LOG_DEBUG |
| 93 | }; |
| 94 | |
| 95 | if (level < 0 || level > X264_LOG_DEBUG) |
| 96 | return; |
| 97 | |
| 98 | av_vlog(p, level_map[level], fmt, args); |
| 99 | } |
| 100 | |
| 101 | |
| 102 | static int encode_nals(AVCodecContext *ctx, AVPacket *pkt, |
| 103 | x264_nal_t *nals, int nnal) |
| 104 | { |
| 105 | X264Context *x4 = ctx->priv_data; |
| 106 | uint8_t *p; |
| 107 | int i, size = x4->sei_size, ret; |
| 108 | |
| 109 | if (!nnal) |
| 110 | return 0; |
| 111 | |
| 112 | for (i = 0; i < nnal; i++) |
| 113 | size += nals[i].i_payload; |
| 114 | |
| 115 | if ((ret = ff_alloc_packet2(ctx, pkt, size)) < 0) |
| 116 | return ret; |
| 117 | |
| 118 | p = pkt->data; |
| 119 | |
| 120 | /* Write the SEI as part of the first frame. */ |
| 121 | if (x4->sei_size > 0 && nnal > 0) { |
| 122 | if (x4->sei_size > size) { |
| 123 | av_log(ctx, AV_LOG_ERROR, "Error: nal buffer is too small\n"); |
| 124 | return -1; |
| 125 | } |
| 126 | memcpy(p, x4->sei, x4->sei_size); |
| 127 | p += x4->sei_size; |
| 128 | x4->sei_size = 0; |
| 129 | av_freep(&x4->sei); |
| 130 | } |
| 131 | |
| 132 | for (i = 0; i < nnal; i++){ |
| 133 | memcpy(p, nals[i].p_payload, nals[i].i_payload); |
| 134 | p += nals[i].i_payload; |
| 135 | } |
| 136 | |
| 137 | return 1; |
| 138 | } |
| 139 | |
| 140 | static int avfmt2_num_planes(int avfmt) |
| 141 | { |
| 142 | switch (avfmt) { |
| 143 | case AV_PIX_FMT_YUV420P: |
| 144 | case AV_PIX_FMT_YUVJ420P: |
| 145 | case AV_PIX_FMT_YUV420P9: |
| 146 | case AV_PIX_FMT_YUV420P10: |
| 147 | case AV_PIX_FMT_YUV444P: |
| 148 | return 3; |
| 149 | |
| 150 | case AV_PIX_FMT_BGR24: |
| 151 | case AV_PIX_FMT_RGB24: |
| 152 | return 1; |
| 153 | |
| 154 | default: |
| 155 | return 3; |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | static int X264_frame(AVCodecContext *ctx, AVPacket *pkt, const AVFrame *frame, |
| 160 | int *got_packet) |
| 161 | { |
| 162 | X264Context *x4 = ctx->priv_data; |
| 163 | x264_nal_t *nal; |
| 164 | int nnal, i, ret; |
| 165 | x264_picture_t pic_out = {0}; |
| 166 | AVFrameSideData *side_data; |
| 167 | |
| 168 | x264_picture_init( &x4->pic ); |
| 169 | x4->pic.img.i_csp = x4->params.i_csp; |
| 170 | if (x264_bit_depth > 8) |
| 171 | x4->pic.img.i_csp |= X264_CSP_HIGH_DEPTH; |
| 172 | x4->pic.img.i_plane = avfmt2_num_planes(ctx->pix_fmt); |
| 173 | |
| 174 | if (frame) { |
| 175 | for (i = 0; i < x4->pic.img.i_plane; i++) { |
| 176 | x4->pic.img.plane[i] = frame->data[i]; |
| 177 | x4->pic.img.i_stride[i] = frame->linesize[i]; |
| 178 | } |
| 179 | |
| 180 | x4->pic.i_pts = frame->pts; |
| 181 | x4->pic.i_type = |
| 182 | frame->pict_type == AV_PICTURE_TYPE_I ? X264_TYPE_KEYFRAME : |
| 183 | frame->pict_type == AV_PICTURE_TYPE_P ? X264_TYPE_P : |
| 184 | frame->pict_type == AV_PICTURE_TYPE_B ? X264_TYPE_B : |
| 185 | X264_TYPE_AUTO; |
| 186 | if (x4->params.b_interlaced && x4->params.b_tff != frame->top_field_first) { |
| 187 | x4->params.b_tff = frame->top_field_first; |
| 188 | x264_encoder_reconfig(x4->enc, &x4->params); |
| 189 | } |
| 190 | if (x4->params.vui.i_sar_height != ctx->sample_aspect_ratio.den || |
| 191 | x4->params.vui.i_sar_width != ctx->sample_aspect_ratio.num) { |
| 192 | x4->params.vui.i_sar_height = ctx->sample_aspect_ratio.den; |
| 193 | x4->params.vui.i_sar_width = ctx->sample_aspect_ratio.num; |
| 194 | x264_encoder_reconfig(x4->enc, &x4->params); |
| 195 | } |
| 196 | |
| 197 | if (x4->params.rc.i_vbv_buffer_size != ctx->rc_buffer_size / 1000 || |
| 198 | x4->params.rc.i_vbv_max_bitrate != ctx->rc_max_rate / 1000) { |
| 199 | x4->params.rc.i_vbv_buffer_size = ctx->rc_buffer_size / 1000; |
| 200 | x4->params.rc.i_vbv_max_bitrate = ctx->rc_max_rate / 1000; |
| 201 | x264_encoder_reconfig(x4->enc, &x4->params); |
| 202 | } |
| 203 | |
| 204 | if (x4->params.rc.i_rc_method == X264_RC_ABR && |
| 205 | x4->params.rc.i_bitrate != ctx->bit_rate / 1000) { |
| 206 | x4->params.rc.i_bitrate = ctx->bit_rate / 1000; |
| 207 | x264_encoder_reconfig(x4->enc, &x4->params); |
| 208 | } |
| 209 | |
| 210 | if (x4->crf >= 0 && |
| 211 | x4->params.rc.i_rc_method == X264_RC_CRF && |
| 212 | x4->params.rc.f_rf_constant != x4->crf) { |
| 213 | x4->params.rc.f_rf_constant = x4->crf; |
| 214 | x264_encoder_reconfig(x4->enc, &x4->params); |
| 215 | } |
| 216 | |
| 217 | if (x4->params.rc.i_rc_method == X264_RC_CQP && |
| 218 | x4->cqp >= 0 && |
| 219 | x4->params.rc.i_qp_constant != x4->cqp) { |
| 220 | x4->params.rc.i_qp_constant = x4->cqp; |
| 221 | x264_encoder_reconfig(x4->enc, &x4->params); |
| 222 | } |
| 223 | |
| 224 | if (x4->crf_max >= 0 && |
| 225 | x4->params.rc.f_rf_constant_max != x4->crf_max) { |
| 226 | x4->params.rc.f_rf_constant_max = x4->crf_max; |
| 227 | x264_encoder_reconfig(x4->enc, &x4->params); |
| 228 | } |
| 229 | |
| 230 | side_data = av_frame_get_side_data(frame, AV_FRAME_DATA_STEREO3D); |
| 231 | if (side_data) { |
| 232 | AVStereo3D *stereo = (AVStereo3D *)side_data->data; |
| 233 | int fpa_type; |
| 234 | |
| 235 | switch (stereo->type) { |
| 236 | case AV_STEREO3D_CHECKERBOARD: |
| 237 | fpa_type = 0; |
| 238 | break; |
| 239 | case AV_STEREO3D_COLUMNS: |
| 240 | fpa_type = 1; |
| 241 | break; |
| 242 | case AV_STEREO3D_LINES: |
| 243 | fpa_type = 2; |
| 244 | break; |
| 245 | case AV_STEREO3D_SIDEBYSIDE: |
| 246 | fpa_type = 3; |
| 247 | break; |
| 248 | case AV_STEREO3D_TOPBOTTOM: |
| 249 | fpa_type = 4; |
| 250 | break; |
| 251 | case AV_STEREO3D_FRAMESEQUENCE: |
| 252 | fpa_type = 5; |
| 253 | break; |
| 254 | default: |
| 255 | fpa_type = -1; |
| 256 | break; |
| 257 | } |
| 258 | |
| 259 | if (fpa_type != x4->params.i_frame_packing) { |
| 260 | x4->params.i_frame_packing = fpa_type; |
| 261 | x264_encoder_reconfig(x4->enc, &x4->params); |
| 262 | } |
| 263 | } |
| 264 | } |
| 265 | do { |
| 266 | if (x264_encoder_encode(x4->enc, &nal, &nnal, frame? &x4->pic: NULL, &pic_out) < 0) |
| 267 | return -1; |
| 268 | |
| 269 | ret = encode_nals(ctx, pkt, nal, nnal); |
| 270 | if (ret < 0) |
| 271 | return -1; |
| 272 | } while (!ret && !frame && x264_encoder_delayed_frames(x4->enc)); |
| 273 | |
| 274 | pkt->pts = pic_out.i_pts; |
| 275 | pkt->dts = pic_out.i_dts; |
| 276 | |
| 277 | switch (pic_out.i_type) { |
| 278 | case X264_TYPE_IDR: |
| 279 | case X264_TYPE_I: |
| 280 | ctx->coded_frame->pict_type = AV_PICTURE_TYPE_I; |
| 281 | break; |
| 282 | case X264_TYPE_P: |
| 283 | ctx->coded_frame->pict_type = AV_PICTURE_TYPE_P; |
| 284 | break; |
| 285 | case X264_TYPE_B: |
| 286 | case X264_TYPE_BREF: |
| 287 | ctx->coded_frame->pict_type = AV_PICTURE_TYPE_B; |
| 288 | break; |
| 289 | } |
| 290 | |
| 291 | pkt->flags |= AV_PKT_FLAG_KEY*pic_out.b_keyframe; |
| 292 | if (ret) |
| 293 | ctx->coded_frame->quality = (pic_out.i_qpplus1 - 1) * FF_QP2LAMBDA; |
| 294 | |
| 295 | *got_packet = ret; |
| 296 | return 0; |
| 297 | } |
| 298 | |
| 299 | static av_cold int X264_close(AVCodecContext *avctx) |
| 300 | { |
| 301 | X264Context *x4 = avctx->priv_data; |
| 302 | |
| 303 | av_freep(&avctx->extradata); |
| 304 | av_free(x4->sei); |
| 305 | |
| 306 | if (x4->enc) |
| 307 | x264_encoder_close(x4->enc); |
| 308 | |
| 309 | av_frame_free(&avctx->coded_frame); |
| 310 | |
| 311 | return 0; |
| 312 | } |
| 313 | |
| 314 | #define OPT_STR(opt, param) \ |
| 315 | do { \ |
| 316 | int ret; \ |
| 317 | if (param && (ret = x264_param_parse(&x4->params, opt, param)) < 0) { \ |
| 318 | if(ret == X264_PARAM_BAD_NAME) \ |
| 319 | av_log(avctx, AV_LOG_ERROR, \ |
| 320 | "bad option '%s': '%s'\n", opt, param); \ |
| 321 | else \ |
| 322 | av_log(avctx, AV_LOG_ERROR, \ |
| 323 | "bad value for '%s': '%s'\n", opt, param); \ |
| 324 | return -1; \ |
| 325 | } \ |
| 326 | } while (0) |
| 327 | |
| 328 | static int convert_pix_fmt(enum AVPixelFormat pix_fmt) |
| 329 | { |
| 330 | switch (pix_fmt) { |
| 331 | case AV_PIX_FMT_YUV420P: |
| 332 | case AV_PIX_FMT_YUVJ420P: |
| 333 | case AV_PIX_FMT_YUV420P9: |
| 334 | case AV_PIX_FMT_YUV420P10: return X264_CSP_I420; |
| 335 | case AV_PIX_FMT_YUV422P: |
| 336 | case AV_PIX_FMT_YUVJ422P: |
| 337 | case AV_PIX_FMT_YUV422P10: return X264_CSP_I422; |
| 338 | case AV_PIX_FMT_YUV444P: |
| 339 | case AV_PIX_FMT_YUVJ444P: |
| 340 | case AV_PIX_FMT_YUV444P9: |
| 341 | case AV_PIX_FMT_YUV444P10: return X264_CSP_I444; |
| 342 | #ifdef X264_CSP_BGR |
| 343 | case AV_PIX_FMT_BGR24: |
| 344 | return X264_CSP_BGR; |
| 345 | |
| 346 | case AV_PIX_FMT_RGB24: |
| 347 | return X264_CSP_RGB; |
| 348 | #endif |
| 349 | case AV_PIX_FMT_NV12: return X264_CSP_NV12; |
| 350 | case AV_PIX_FMT_NV16: |
| 351 | case AV_PIX_FMT_NV20: return X264_CSP_NV16; |
| 352 | }; |
| 353 | return 0; |
| 354 | } |
| 355 | |
| 356 | #define PARSE_X264_OPT(name, var)\ |
| 357 | if (x4->var && x264_param_parse(&x4->params, name, x4->var) < 0) {\ |
| 358 | av_log(avctx, AV_LOG_ERROR, "Error parsing option '%s' with value '%s'.\n", name, x4->var);\ |
| 359 | return AVERROR(EINVAL);\ |
| 360 | } |
| 361 | |
| 362 | static av_cold int X264_init(AVCodecContext *avctx) |
| 363 | { |
| 364 | X264Context *x4 = avctx->priv_data; |
| 365 | int sw,sh; |
| 366 | |
| 367 | if (avctx->global_quality > 0) |
| 368 | av_log(avctx, AV_LOG_WARNING, "-qscale is ignored, -crf is recommended.\n"); |
| 369 | |
| 370 | x264_param_default(&x4->params); |
| 371 | |
| 372 | x4->params.b_deblocking_filter = avctx->flags & CODEC_FLAG_LOOP_FILTER; |
| 373 | |
| 374 | if (x4->preset || x4->tune) |
| 375 | if (x264_param_default_preset(&x4->params, x4->preset, x4->tune) < 0) { |
| 376 | int i; |
| 377 | av_log(avctx, AV_LOG_ERROR, "Error setting preset/tune %s/%s.\n", x4->preset, x4->tune); |
| 378 | av_log(avctx, AV_LOG_INFO, "Possible presets:"); |
| 379 | for (i = 0; x264_preset_names[i]; i++) |
| 380 | av_log(avctx, AV_LOG_INFO, " %s", x264_preset_names[i]); |
| 381 | av_log(avctx, AV_LOG_INFO, "\n"); |
| 382 | av_log(avctx, AV_LOG_INFO, "Possible tunes:"); |
| 383 | for (i = 0; x264_tune_names[i]; i++) |
| 384 | av_log(avctx, AV_LOG_INFO, " %s", x264_tune_names[i]); |
| 385 | av_log(avctx, AV_LOG_INFO, "\n"); |
| 386 | return AVERROR(EINVAL); |
| 387 | } |
| 388 | |
| 389 | if (avctx->level > 0) |
| 390 | x4->params.i_level_idc = avctx->level; |
| 391 | |
| 392 | x4->params.pf_log = X264_log; |
| 393 | x4->params.p_log_private = avctx; |
| 394 | x4->params.i_log_level = X264_LOG_DEBUG; |
| 395 | x4->params.i_csp = convert_pix_fmt(avctx->pix_fmt); |
| 396 | |
| 397 | OPT_STR("weightp", x4->wpredp); |
| 398 | |
| 399 | if (avctx->bit_rate) { |
| 400 | x4->params.rc.i_bitrate = avctx->bit_rate / 1000; |
| 401 | x4->params.rc.i_rc_method = X264_RC_ABR; |
| 402 | } |
| 403 | x4->params.rc.i_vbv_buffer_size = avctx->rc_buffer_size / 1000; |
| 404 | x4->params.rc.i_vbv_max_bitrate = avctx->rc_max_rate / 1000; |
| 405 | x4->params.rc.b_stat_write = avctx->flags & CODEC_FLAG_PASS1; |
| 406 | if (avctx->flags & CODEC_FLAG_PASS2) { |
| 407 | x4->params.rc.b_stat_read = 1; |
| 408 | } else { |
| 409 | if (x4->crf >= 0) { |
| 410 | x4->params.rc.i_rc_method = X264_RC_CRF; |
| 411 | x4->params.rc.f_rf_constant = x4->crf; |
| 412 | } else if (x4->cqp >= 0) { |
| 413 | x4->params.rc.i_rc_method = X264_RC_CQP; |
| 414 | x4->params.rc.i_qp_constant = x4->cqp; |
| 415 | } |
| 416 | |
| 417 | if (x4->crf_max >= 0) |
| 418 | x4->params.rc.f_rf_constant_max = x4->crf_max; |
| 419 | } |
| 420 | |
| 421 | if (avctx->rc_buffer_size && avctx->rc_initial_buffer_occupancy > 0 && |
| 422 | (avctx->rc_initial_buffer_occupancy <= avctx->rc_buffer_size)) { |
| 423 | x4->params.rc.f_vbv_buffer_init = |
| 424 | (float)avctx->rc_initial_buffer_occupancy / avctx->rc_buffer_size; |
| 425 | } |
| 426 | |
| 427 | OPT_STR("level", x4->level); |
| 428 | |
| 429 | if (avctx->i_quant_factor > 0) |
| 430 | x4->params.rc.f_ip_factor = 1 / fabs(avctx->i_quant_factor); |
| 431 | if (avctx->b_quant_factor > 0) |
| 432 | x4->params.rc.f_pb_factor = avctx->b_quant_factor; |
| 433 | if (avctx->chromaoffset) |
| 434 | x4->params.analyse.i_chroma_qp_offset = avctx->chromaoffset; |
| 435 | |
| 436 | if (avctx->me_method == ME_EPZS) |
| 437 | x4->params.analyse.i_me_method = X264_ME_DIA; |
| 438 | else if (avctx->me_method == ME_HEX) |
| 439 | x4->params.analyse.i_me_method = X264_ME_HEX; |
| 440 | else if (avctx->me_method == ME_UMH) |
| 441 | x4->params.analyse.i_me_method = X264_ME_UMH; |
| 442 | else if (avctx->me_method == ME_FULL) |
| 443 | x4->params.analyse.i_me_method = X264_ME_ESA; |
| 444 | else if (avctx->me_method == ME_TESA) |
| 445 | x4->params.analyse.i_me_method = X264_ME_TESA; |
| 446 | |
| 447 | if (avctx->gop_size >= 0) |
| 448 | x4->params.i_keyint_max = avctx->gop_size; |
| 449 | if (avctx->max_b_frames >= 0) |
| 450 | x4->params.i_bframe = avctx->max_b_frames; |
| 451 | if (avctx->scenechange_threshold >= 0) |
| 452 | x4->params.i_scenecut_threshold = avctx->scenechange_threshold; |
| 453 | if (avctx->qmin >= 0) |
| 454 | x4->params.rc.i_qp_min = avctx->qmin; |
| 455 | if (avctx->qmax >= 0) |
| 456 | x4->params.rc.i_qp_max = avctx->qmax; |
| 457 | if (avctx->max_qdiff >= 0) |
| 458 | x4->params.rc.i_qp_step = avctx->max_qdiff; |
| 459 | if (avctx->qblur >= 0) |
| 460 | x4->params.rc.f_qblur = avctx->qblur; /* temporally blur quants */ |
| 461 | if (avctx->qcompress >= 0) |
| 462 | x4->params.rc.f_qcompress = avctx->qcompress; /* 0.0 => cbr, 1.0 => constant qp */ |
| 463 | if (avctx->refs >= 0) |
| 464 | x4->params.i_frame_reference = avctx->refs; |
| 465 | else if (x4->level) { |
| 466 | int i; |
| 467 | int mbn = FF_CEIL_RSHIFT(avctx->width, 4) * FF_CEIL_RSHIFT(avctx->height, 4); |
| 468 | int level_id = -1; |
| 469 | char *tail; |
| 470 | int scale = X264_BUILD < 129 ? 384 : 1; |
| 471 | |
| 472 | if (!strcmp(x4->level, "1b")) { |
| 473 | level_id = 9; |
| 474 | } else if (strlen(x4->level) <= 3){ |
| 475 | level_id = av_strtod(x4->level, &tail) * 10 + 0.5; |
| 476 | if (*tail) |
| 477 | level_id = -1; |
| 478 | } |
| 479 | if (level_id <= 0) |
| 480 | av_log(avctx, AV_LOG_WARNING, "Failed to parse level\n"); |
| 481 | |
| 482 | for (i = 0; i<x264_levels[i].level_idc; i++) |
| 483 | if (x264_levels[i].level_idc == level_id) |
| 484 | x4->params.i_frame_reference = av_clip(x264_levels[i].dpb / mbn / scale, 1, x4->params.i_frame_reference); |
| 485 | } |
| 486 | |
| 487 | if (avctx->trellis >= 0) |
| 488 | x4->params.analyse.i_trellis = avctx->trellis; |
| 489 | if (avctx->me_range >= 0) |
| 490 | x4->params.analyse.i_me_range = avctx->me_range; |
| 491 | if (avctx->noise_reduction >= 0) |
| 492 | x4->params.analyse.i_noise_reduction = avctx->noise_reduction; |
| 493 | if (avctx->me_subpel_quality >= 0) |
| 494 | x4->params.analyse.i_subpel_refine = avctx->me_subpel_quality; |
| 495 | if (avctx->b_frame_strategy >= 0) |
| 496 | x4->params.i_bframe_adaptive = avctx->b_frame_strategy; |
| 497 | if (avctx->keyint_min >= 0) |
| 498 | x4->params.i_keyint_min = avctx->keyint_min; |
| 499 | if (avctx->coder_type >= 0) |
| 500 | x4->params.b_cabac = avctx->coder_type == FF_CODER_TYPE_AC; |
| 501 | if (avctx->me_cmp >= 0) |
| 502 | x4->params.analyse.b_chroma_me = avctx->me_cmp & FF_CMP_CHROMA; |
| 503 | |
| 504 | if (x4->aq_mode >= 0) |
| 505 | x4->params.rc.i_aq_mode = x4->aq_mode; |
| 506 | if (x4->aq_strength >= 0) |
| 507 | x4->params.rc.f_aq_strength = x4->aq_strength; |
| 508 | PARSE_X264_OPT("psy-rd", psy_rd); |
| 509 | PARSE_X264_OPT("deblock", deblock); |
| 510 | PARSE_X264_OPT("partitions", partitions); |
| 511 | PARSE_X264_OPT("stats", stats); |
| 512 | if (x4->psy >= 0) |
| 513 | x4->params.analyse.b_psy = x4->psy; |
| 514 | if (x4->rc_lookahead >= 0) |
| 515 | x4->params.rc.i_lookahead = x4->rc_lookahead; |
| 516 | if (x4->weightp >= 0) |
| 517 | x4->params.analyse.i_weighted_pred = x4->weightp; |
| 518 | if (x4->weightb >= 0) |
| 519 | x4->params.analyse.b_weighted_bipred = x4->weightb; |
| 520 | if (x4->cplxblur >= 0) |
| 521 | x4->params.rc.f_complexity_blur = x4->cplxblur; |
| 522 | |
| 523 | if (x4->ssim >= 0) |
| 524 | x4->params.analyse.b_ssim = x4->ssim; |
| 525 | if (x4->intra_refresh >= 0) |
| 526 | x4->params.b_intra_refresh = x4->intra_refresh; |
| 527 | if (x4->bluray_compat >= 0) { |
| 528 | x4->params.b_bluray_compat = x4->bluray_compat; |
| 529 | x4->params.b_vfr_input = 0; |
| 530 | } |
| 531 | if (x4->b_bias != INT_MIN) |
| 532 | x4->params.i_bframe_bias = x4->b_bias; |
| 533 | if (x4->b_pyramid >= 0) |
| 534 | x4->params.i_bframe_pyramid = x4->b_pyramid; |
| 535 | if (x4->mixed_refs >= 0) |
| 536 | x4->params.analyse.b_mixed_references = x4->mixed_refs; |
| 537 | if (x4->dct8x8 >= 0) |
| 538 | x4->params.analyse.b_transform_8x8 = x4->dct8x8; |
| 539 | if (x4->fast_pskip >= 0) |
| 540 | x4->params.analyse.b_fast_pskip = x4->fast_pskip; |
| 541 | if (x4->aud >= 0) |
| 542 | x4->params.b_aud = x4->aud; |
| 543 | if (x4->mbtree >= 0) |
| 544 | x4->params.rc.b_mb_tree = x4->mbtree; |
| 545 | if (x4->direct_pred >= 0) |
| 546 | x4->params.analyse.i_direct_mv_pred = x4->direct_pred; |
| 547 | |
| 548 | if (x4->slice_max_size >= 0) |
| 549 | x4->params.i_slice_max_size = x4->slice_max_size; |
| 550 | else { |
| 551 | /* |
| 552 | * Allow x264 to be instructed through AVCodecContext about the maximum |
| 553 | * size of the RTP payload. For example, this enables the production of |
| 554 | * payload suitable for the H.264 RTP packetization-mode 0 i.e. single |
| 555 | * NAL unit per RTP packet. |
| 556 | */ |
| 557 | if (avctx->rtp_payload_size) |
| 558 | x4->params.i_slice_max_size = avctx->rtp_payload_size; |
| 559 | } |
| 560 | |
| 561 | if (x4->fastfirstpass) |
| 562 | x264_param_apply_fastfirstpass(&x4->params); |
| 563 | |
| 564 | /* Allow specifying the x264 profile through AVCodecContext. */ |
| 565 | if (!x4->profile) |
| 566 | switch (avctx->profile) { |
| 567 | case FF_PROFILE_H264_BASELINE: |
| 568 | x4->profile = av_strdup("baseline"); |
| 569 | break; |
| 570 | case FF_PROFILE_H264_HIGH: |
| 571 | x4->profile = av_strdup("high"); |
| 572 | break; |
| 573 | case FF_PROFILE_H264_HIGH_10: |
| 574 | x4->profile = av_strdup("high10"); |
| 575 | break; |
| 576 | case FF_PROFILE_H264_HIGH_422: |
| 577 | x4->profile = av_strdup("high422"); |
| 578 | break; |
| 579 | case FF_PROFILE_H264_HIGH_444: |
| 580 | x4->profile = av_strdup("high444"); |
| 581 | break; |
| 582 | case FF_PROFILE_H264_MAIN: |
| 583 | x4->profile = av_strdup("main"); |
| 584 | break; |
| 585 | default: |
| 586 | break; |
| 587 | } |
| 588 | |
| 589 | if (x4->nal_hrd >= 0) |
| 590 | x4->params.i_nal_hrd = x4->nal_hrd; |
| 591 | |
| 592 | if (x4->profile) |
| 593 | if (x264_param_apply_profile(&x4->params, x4->profile) < 0) { |
| 594 | int i; |
| 595 | av_log(avctx, AV_LOG_ERROR, "Error setting profile %s.\n", x4->profile); |
| 596 | av_log(avctx, AV_LOG_INFO, "Possible profiles:"); |
| 597 | for (i = 0; x264_profile_names[i]; i++) |
| 598 | av_log(avctx, AV_LOG_INFO, " %s", x264_profile_names[i]); |
| 599 | av_log(avctx, AV_LOG_INFO, "\n"); |
| 600 | return AVERROR(EINVAL); |
| 601 | } |
| 602 | |
| 603 | x4->params.i_width = avctx->width; |
| 604 | x4->params.i_height = avctx->height; |
| 605 | av_reduce(&sw, &sh, avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den, 4096); |
| 606 | x4->params.vui.i_sar_width = sw; |
| 607 | x4->params.vui.i_sar_height = sh; |
| 608 | x4->params.i_timebase_den = avctx->time_base.den; |
| 609 | x4->params.i_timebase_num = avctx->time_base.num; |
| 610 | x4->params.i_fps_num = avctx->time_base.den; |
| 611 | x4->params.i_fps_den = avctx->time_base.num * avctx->ticks_per_frame; |
| 612 | |
| 613 | x4->params.analyse.b_psnr = avctx->flags & CODEC_FLAG_PSNR; |
| 614 | |
| 615 | x4->params.i_threads = avctx->thread_count; |
| 616 | if (avctx->thread_type) |
| 617 | x4->params.b_sliced_threads = avctx->thread_type == FF_THREAD_SLICE; |
| 618 | |
| 619 | x4->params.b_interlaced = avctx->flags & CODEC_FLAG_INTERLACED_DCT; |
| 620 | |
| 621 | x4->params.b_open_gop = !(avctx->flags & CODEC_FLAG_CLOSED_GOP); |
| 622 | |
| 623 | x4->params.i_slice_count = avctx->slices; |
| 624 | |
| 625 | x4->params.vui.b_fullrange = avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || |
| 626 | avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || |
| 627 | avctx->pix_fmt == AV_PIX_FMT_YUVJ444P || |
| 628 | avctx->color_range == AVCOL_RANGE_JPEG; |
| 629 | |
| 630 | if (avctx->colorspace != AVCOL_SPC_UNSPECIFIED) |
| 631 | x4->params.vui.i_colmatrix = avctx->colorspace; |
| 632 | if (avctx->color_primaries != AVCOL_PRI_UNSPECIFIED) |
| 633 | x4->params.vui.i_colorprim = avctx->color_primaries; |
| 634 | if (avctx->color_trc != AVCOL_TRC_UNSPECIFIED) |
| 635 | x4->params.vui.i_transfer = avctx->color_trc; |
| 636 | |
| 637 | if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) |
| 638 | x4->params.b_repeat_headers = 0; |
| 639 | |
| 640 | if(x4->x264opts){ |
| 641 | const char *p= x4->x264opts; |
| 642 | while(p){ |
| 643 | char param[256]={0}, val[256]={0}; |
| 644 | if(sscanf(p, "%255[^:=]=%255[^:]", param, val) == 1){ |
| 645 | OPT_STR(param, "1"); |
| 646 | }else |
| 647 | OPT_STR(param, val); |
| 648 | p= strchr(p, ':'); |
| 649 | p+=!!p; |
| 650 | } |
| 651 | } |
| 652 | |
| 653 | if (x4->x264_params) { |
| 654 | AVDictionary *dict = NULL; |
| 655 | AVDictionaryEntry *en = NULL; |
| 656 | |
| 657 | if (!av_dict_parse_string(&dict, x4->x264_params, "=", ":", 0)) { |
| 658 | while ((en = av_dict_get(dict, "", en, AV_DICT_IGNORE_SUFFIX))) { |
| 659 | if (x264_param_parse(&x4->params, en->key, en->value) < 0) |
| 660 | av_log(avctx, AV_LOG_WARNING, |
| 661 | "Error parsing option '%s = %s'.\n", |
| 662 | en->key, en->value); |
| 663 | } |
| 664 | |
| 665 | av_dict_free(&dict); |
| 666 | } |
| 667 | } |
| 668 | |
| 669 | // update AVCodecContext with x264 parameters |
| 670 | avctx->has_b_frames = x4->params.i_bframe ? |
| 671 | x4->params.i_bframe_pyramid ? 2 : 1 : 0; |
| 672 | if (avctx->max_b_frames < 0) |
| 673 | avctx->max_b_frames = 0; |
| 674 | |
| 675 | avctx->bit_rate = x4->params.rc.i_bitrate*1000; |
| 676 | |
| 677 | x4->enc = x264_encoder_open(&x4->params); |
| 678 | if (!x4->enc) |
| 679 | return -1; |
| 680 | |
| 681 | avctx->coded_frame = av_frame_alloc(); |
| 682 | if (!avctx->coded_frame) |
| 683 | return AVERROR(ENOMEM); |
| 684 | |
| 685 | if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) { |
| 686 | x264_nal_t *nal; |
| 687 | uint8_t *p; |
| 688 | int nnal, s, i; |
| 689 | |
| 690 | s = x264_encoder_headers(x4->enc, &nal, &nnal); |
| 691 | avctx->extradata = p = av_malloc(s); |
| 692 | |
| 693 | for (i = 0; i < nnal; i++) { |
| 694 | /* Don't put the SEI in extradata. */ |
| 695 | if (nal[i].i_type == NAL_SEI) { |
| 696 | av_log(avctx, AV_LOG_INFO, "%s\n", nal[i].p_payload+25); |
| 697 | x4->sei_size = nal[i].i_payload; |
| 698 | x4->sei = av_malloc(x4->sei_size); |
| 699 | memcpy(x4->sei, nal[i].p_payload, nal[i].i_payload); |
| 700 | continue; |
| 701 | } |
| 702 | memcpy(p, nal[i].p_payload, nal[i].i_payload); |
| 703 | p += nal[i].i_payload; |
| 704 | } |
| 705 | avctx->extradata_size = p - avctx->extradata; |
| 706 | } |
| 707 | |
| 708 | return 0; |
| 709 | } |
| 710 | |
| 711 | static const enum AVPixelFormat pix_fmts_8bit[] = { |
| 712 | AV_PIX_FMT_YUV420P, |
| 713 | AV_PIX_FMT_YUVJ420P, |
| 714 | AV_PIX_FMT_YUV422P, |
| 715 | AV_PIX_FMT_YUVJ422P, |
| 716 | AV_PIX_FMT_YUV444P, |
| 717 | AV_PIX_FMT_YUVJ444P, |
| 718 | AV_PIX_FMT_NV12, |
| 719 | AV_PIX_FMT_NV16, |
| 720 | AV_PIX_FMT_NONE |
| 721 | }; |
| 722 | static const enum AVPixelFormat pix_fmts_9bit[] = { |
| 723 | AV_PIX_FMT_YUV420P9, |
| 724 | AV_PIX_FMT_YUV444P9, |
| 725 | AV_PIX_FMT_NONE |
| 726 | }; |
| 727 | static const enum AVPixelFormat pix_fmts_10bit[] = { |
| 728 | AV_PIX_FMT_YUV420P10, |
| 729 | AV_PIX_FMT_YUV422P10, |
| 730 | AV_PIX_FMT_YUV444P10, |
| 731 | AV_PIX_FMT_NV20, |
| 732 | AV_PIX_FMT_NONE |
| 733 | }; |
| 734 | static const enum AVPixelFormat pix_fmts_8bit_rgb[] = { |
| 735 | #ifdef X264_CSP_BGR |
| 736 | AV_PIX_FMT_BGR24, |
| 737 | AV_PIX_FMT_RGB24, |
| 738 | #endif |
| 739 | AV_PIX_FMT_NONE |
| 740 | }; |
| 741 | |
| 742 | static av_cold void X264_init_static(AVCodec *codec) |
| 743 | { |
| 744 | if (x264_bit_depth == 8) |
| 745 | codec->pix_fmts = pix_fmts_8bit; |
| 746 | else if (x264_bit_depth == 9) |
| 747 | codec->pix_fmts = pix_fmts_9bit; |
| 748 | else if (x264_bit_depth == 10) |
| 749 | codec->pix_fmts = pix_fmts_10bit; |
| 750 | } |
| 751 | |
| 752 | #define OFFSET(x) offsetof(X264Context, x) |
| 753 | #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM |
| 754 | static const AVOption options[] = { |
| 755 | { "preset", "Set the encoding preset (cf. x264 --fullhelp)", OFFSET(preset), AV_OPT_TYPE_STRING, { .str = "medium" }, 0, 0, VE}, |
| 756 | { "tune", "Tune the encoding params (cf. x264 --fullhelp)", OFFSET(tune), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE}, |
| 757 | { "profile", "Set profile restrictions (cf. x264 --fullhelp) ", OFFSET(profile), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE}, |
| 758 | { "fastfirstpass", "Use fast settings when encoding first pass", OFFSET(fastfirstpass), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE}, |
| 759 | {"level", "Specify level (as defined by Annex A)", OFFSET(level), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE}, |
| 760 | {"passlogfile", "Filename for 2 pass stats", OFFSET(stats), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE}, |
| 761 | {"wpredp", "Weighted prediction for P-frames", OFFSET(wpredp), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE}, |
| 762 | {"x264opts", "x264 options", OFFSET(x264opts), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, VE}, |
| 763 | { "crf", "Select the quality for constant quality mode", OFFSET(crf), AV_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, VE }, |
| 764 | { "crf_max", "In CRF mode, prevents VBV from lowering quality beyond this point.",OFFSET(crf_max), AV_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, VE }, |
| 765 | { "qp", "Constant quantization parameter rate control method",OFFSET(cqp), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, |
| 766 | { "aq-mode", "AQ method", OFFSET(aq_mode), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "aq_mode"}, |
| 767 | { "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_AQ_NONE}, INT_MIN, INT_MAX, VE, "aq_mode" }, |
| 768 | { "variance", "Variance AQ (complexity mask)", 0, AV_OPT_TYPE_CONST, {.i64 = X264_AQ_VARIANCE}, INT_MIN, INT_MAX, VE, "aq_mode" }, |
| 769 | { "autovariance", "Auto-variance AQ (experimental)", 0, AV_OPT_TYPE_CONST, {.i64 = X264_AQ_AUTOVARIANCE}, INT_MIN, INT_MAX, VE, "aq_mode" }, |
| 770 | { "aq-strength", "AQ strength. Reduces blocking and blurring in flat and textured areas.", OFFSET(aq_strength), AV_OPT_TYPE_FLOAT, {.dbl = -1}, -1, FLT_MAX, VE}, |
| 771 | { "psy", "Use psychovisual optimizations.", OFFSET(psy), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, |
| 772 | { "psy-rd", "Strength of psychovisual optimization, in <psy-rd>:<psy-trellis> format.", OFFSET(psy_rd), AV_OPT_TYPE_STRING, {0 }, 0, 0, VE}, |
| 773 | { "rc-lookahead", "Number of frames to look ahead for frametype and ratecontrol", OFFSET(rc_lookahead), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, |
| 774 | { "weightb", "Weighted prediction for B-frames.", OFFSET(weightb), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, |
| 775 | { "weightp", "Weighted prediction analysis method.", OFFSET(weightp), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "weightp" }, |
| 776 | { "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_WEIGHTP_NONE}, INT_MIN, INT_MAX, VE, "weightp" }, |
| 777 | { "simple", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_WEIGHTP_SIMPLE}, INT_MIN, INT_MAX, VE, "weightp" }, |
| 778 | { "smart", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_WEIGHTP_SMART}, INT_MIN, INT_MAX, VE, "weightp" }, |
| 779 | { "ssim", "Calculate and print SSIM stats.", OFFSET(ssim), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, |
| 780 | { "intra-refresh", "Use Periodic Intra Refresh instead of IDR frames.",OFFSET(intra_refresh),AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, |
| 781 | { "bluray-compat", "Bluray compatibility workarounds.", OFFSET(bluray_compat) ,AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, |
| 782 | { "b-bias", "Influences how often B-frames are used", OFFSET(b_bias), AV_OPT_TYPE_INT, { .i64 = INT_MIN}, INT_MIN, INT_MAX, VE }, |
| 783 | { "b-pyramid", "Keep some B-frames as references.", OFFSET(b_pyramid), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "b_pyramid" }, |
| 784 | { "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_B_PYRAMID_NONE}, INT_MIN, INT_MAX, VE, "b_pyramid" }, |
| 785 | { "strict", "Strictly hierarchical pyramid", 0, AV_OPT_TYPE_CONST, {.i64 = X264_B_PYRAMID_STRICT}, INT_MIN, INT_MAX, VE, "b_pyramid" }, |
| 786 | { "normal", "Non-strict (not Blu-ray compatible)", 0, AV_OPT_TYPE_CONST, {.i64 = X264_B_PYRAMID_NORMAL}, INT_MIN, INT_MAX, VE, "b_pyramid" }, |
| 787 | { "mixed-refs", "One reference per partition, as opposed to one reference per macroblock", OFFSET(mixed_refs), AV_OPT_TYPE_INT, { .i64 = -1}, -1, 1, VE }, |
| 788 | { "8x8dct", "High profile 8x8 transform.", OFFSET(dct8x8), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE}, |
| 789 | { "fast-pskip", NULL, OFFSET(fast_pskip), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE}, |
| 790 | { "aud", "Use access unit delimiters.", OFFSET(aud), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE}, |
| 791 | { "mbtree", "Use macroblock tree ratecontrol.", OFFSET(mbtree), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE}, |
| 792 | { "deblock", "Loop filter parameters, in <alpha:beta> form.", OFFSET(deblock), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE}, |
| 793 | { "cplxblur", "Reduce fluctuations in QP (before curve compression)", OFFSET(cplxblur), AV_OPT_TYPE_FLOAT, {.dbl = -1 }, -1, FLT_MAX, VE}, |
| 794 | { "partitions", "A comma-separated list of partitions to consider. " |
| 795 | "Possible values: p8x8, p4x4, b8x8, i8x8, i4x4, none, all", OFFSET(partitions), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE}, |
| 796 | { "direct-pred", "Direct MV prediction mode", OFFSET(direct_pred), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "direct-pred" }, |
| 797 | { "none", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = X264_DIRECT_PRED_NONE }, 0, 0, VE, "direct-pred" }, |
| 798 | { "spatial", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = X264_DIRECT_PRED_SPATIAL }, 0, 0, VE, "direct-pred" }, |
| 799 | { "temporal", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = X264_DIRECT_PRED_TEMPORAL }, 0, 0, VE, "direct-pred" }, |
| 800 | { "auto", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = X264_DIRECT_PRED_AUTO }, 0, 0, VE, "direct-pred" }, |
| 801 | { "slice-max-size","Limit the size of each slice in bytes", OFFSET(slice_max_size),AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, |
| 802 | { "stats", "Filename for 2 pass stats", OFFSET(stats), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, |
| 803 | { "nal-hrd", "Signal HRD information (requires vbv-bufsize; " |
| 804 | "cbr not allowed in .mp4)", OFFSET(nal_hrd), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "nal-hrd" }, |
| 805 | { "none", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_NAL_HRD_NONE}, INT_MIN, INT_MAX, VE, "nal-hrd" }, |
| 806 | { "vbr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_NAL_HRD_VBR}, INT_MIN, INT_MAX, VE, "nal-hrd" }, |
| 807 | { "cbr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = X264_NAL_HRD_CBR}, INT_MIN, INT_MAX, VE, "nal-hrd" }, |
| 808 | { "x264-params", "Override the x264 configuration using a :-separated list of key=value parameters", OFFSET(x264_params), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, |
| 809 | { NULL }, |
| 810 | }; |
| 811 | |
| 812 | static const AVClass x264_class = { |
| 813 | .class_name = "libx264", |
| 814 | .item_name = av_default_item_name, |
| 815 | .option = options, |
| 816 | .version = LIBAVUTIL_VERSION_INT, |
| 817 | }; |
| 818 | |
| 819 | static const AVClass rgbclass = { |
| 820 | .class_name = "libx264rgb", |
| 821 | .item_name = av_default_item_name, |
| 822 | .option = options, |
| 823 | .version = LIBAVUTIL_VERSION_INT, |
| 824 | }; |
| 825 | |
| 826 | static const AVCodecDefault x264_defaults[] = { |
| 827 | { "b", "0" }, |
| 828 | { "bf", "-1" }, |
| 829 | { "flags2", "0" }, |
| 830 | { "g", "-1" }, |
| 831 | { "i_qfactor", "-1" }, |
| 832 | { "b_qfactor", "-1" }, |
| 833 | { "qmin", "-1" }, |
| 834 | { "qmax", "-1" }, |
| 835 | { "qdiff", "-1" }, |
| 836 | { "qblur", "-1" }, |
| 837 | { "qcomp", "-1" }, |
| 838 | // { "rc_lookahead", "-1" }, |
| 839 | { "refs", "-1" }, |
| 840 | { "sc_threshold", "-1" }, |
| 841 | { "trellis", "-1" }, |
| 842 | { "nr", "-1" }, |
| 843 | { "me_range", "-1" }, |
| 844 | { "me_method", "-1" }, |
| 845 | { "subq", "-1" }, |
| 846 | { "b_strategy", "-1" }, |
| 847 | { "keyint_min", "-1" }, |
| 848 | { "coder", "-1" }, |
| 849 | { "cmp", "-1" }, |
| 850 | { "threads", AV_STRINGIFY(X264_THREADS_AUTO) }, |
| 851 | { "thread_type", "0" }, |
| 852 | { "flags", "+cgop" }, |
| 853 | { "rc_init_occupancy","-1" }, |
| 854 | { NULL }, |
| 855 | }; |
| 856 | |
| 857 | AVCodec ff_libx264_encoder = { |
| 858 | .name = "libx264", |
| 859 | .long_name = NULL_IF_CONFIG_SMALL("libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10"), |
| 860 | .type = AVMEDIA_TYPE_VIDEO, |
| 861 | .id = AV_CODEC_ID_H264, |
| 862 | .priv_data_size = sizeof(X264Context), |
| 863 | .init = X264_init, |
| 864 | .encode2 = X264_frame, |
| 865 | .close = X264_close, |
| 866 | .capabilities = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS, |
| 867 | .priv_class = &x264_class, |
| 868 | .defaults = x264_defaults, |
| 869 | .init_static_data = X264_init_static, |
| 870 | }; |
| 871 | |
| 872 | AVCodec ff_libx264rgb_encoder = { |
| 873 | .name = "libx264rgb", |
| 874 | .long_name = NULL_IF_CONFIG_SMALL("libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 RGB"), |
| 875 | .type = AVMEDIA_TYPE_VIDEO, |
| 876 | .id = AV_CODEC_ID_H264, |
| 877 | .priv_data_size = sizeof(X264Context), |
| 878 | .init = X264_init, |
| 879 | .encode2 = X264_frame, |
| 880 | .close = X264_close, |
| 881 | .capabilities = CODEC_CAP_DELAY | CODEC_CAP_AUTO_THREADS, |
| 882 | .priv_class = &rgbclass, |
| 883 | .defaults = x264_defaults, |
| 884 | .pix_fmts = pix_fmts_8bit_rgb, |
| 885 | }; |