/* * libx265 encoder * * Copyright (c) 2013-2014 Derek Buitenhuis * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #if defined(_MSC_VER) #define X265_API_IMPORTS 1 #endif #include <x265.h> #include <float.h> #include "libavutil/avassert.h" #include "libavutil/buffer.h" #include "libavutil/internal.h" #include "libavutil/common.h" #include "libavutil/opt.h" #include "libavutil/pixdesc.h" #include "avcodec.h" #include "codec_internal.h" #include "encode.h" #include "internal.h" #include "packet_internal.h" #include "atsc_a53.h" #include "sei.h" typedef struct ReorderedData { #if FF_API_REORDERED_OPAQUE int64_t reordered_opaque; #endif int64_t duration; void *frame_opaque; AVBufferRef *frame_opaque_ref; int in_use; } ReorderedData; typedef struct libx265Context { const AVClass *class; x265_encoder *encoder; x265_param *params; const x265_api *api; float crf; int cqp; int forced_idr; char *preset; char *tune; char *profile; AVDictionary *x265_opts; void *sei_data; int sei_data_size; int udu_sei; int a53_cc; ReorderedData *rd; int nb_rd; /** * If the encoder does not support ROI then warn the first time we * encounter a frame with ROI side data. */ int roi_warned; } libx265Context; static int is_keyframe(NalUnitType naltype) { switch (naltype) { case NAL_UNIT_CODED_SLICE_BLA_W_LP: case NAL_UNIT_CODED_SLICE_BLA_W_RADL: case NAL_UNIT_CODED_SLICE_BLA_N_LP: case NAL_UNIT_CODED_SLICE_IDR_W_RADL: case NAL_UNIT_CODED_SLICE_IDR_N_LP: case NAL_UNIT_CODED_SLICE_CRA: return 1; default: return 0; } } static int rd_get(libx265Context *ctx) { const int add = 16; ReorderedData *tmp; int idx; for (int i = 0; i < ctx->nb_rd; i++) if (!ctx->rd[i].in_use) { ctx->rd[i].in_use = 1; return i; } tmp = av_realloc_array(ctx->rd, ctx->nb_rd + add, sizeof(*ctx->rd)); if (!tmp) return AVERROR(ENOMEM); memset(tmp + ctx->nb_rd, 0, sizeof(*tmp) * add); ctx->rd = tmp; ctx->nb_rd += add; idx = ctx->nb_rd - add; ctx->rd[idx].in_use = 1; return idx; } static void rd_release(libx265Context *ctx, int idx) { av_assert0(idx >= 0 && idx < ctx->nb_rd); av_buffer_unref(&ctx->rd[idx].frame_opaque_ref); memset(&ctx->rd[idx], 0, sizeof(ctx->rd[idx])); } static av_cold int libx265_encode_close(AVCodecContext *avctx) { libx265Context *ctx = avctx->priv_data; ctx->api->param_free(ctx->params); av_freep(&ctx->sei_data); for (int i = 0; i < ctx->nb_rd; i++) rd_release(ctx, i); av_freep(&ctx->rd); if (ctx->encoder) ctx->api->encoder_close(ctx->encoder); return 0; } static av_cold int libx265_param_parse_float(AVCodecContext *avctx, const char *key, float value) { libx265Context *ctx = avctx->priv_data; char buf[256]; snprintf(buf, sizeof(buf), "%2.2f", value); if (ctx->api->param_parse(ctx->params, key, buf) == X265_PARAM_BAD_VALUE) { av_log(avctx, AV_LOG_ERROR, "Invalid value %2.2f for param \"%s\".\n", value, key); return AVERROR(EINVAL); } return 0; } static av_cold int libx265_param_parse_int(AVCodecContext *avctx, const char *key, int value) { libx265Context *ctx = avctx->priv_data; char buf[256]; snprintf(buf, sizeof(buf), "%d", value); if (ctx->api->param_parse(ctx->params, key, buf) == X265_PARAM_BAD_VALUE) { av_log(avctx, AV_LOG_ERROR, "Invalid value %d for param \"%s\".\n", value, key); return AVERROR(EINVAL); } return 0; } static av_cold int libx265_encode_init(AVCodecContext *avctx) { libx265Context *ctx = avctx->priv_data; AVCPBProperties *cpb_props = NULL; const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt); int ret; ctx->api = x265_api_get(desc->comp[0].depth); if (!ctx->api) ctx->api = x265_api_get(0); ctx->params = ctx->api->param_alloc(); if (!ctx->params) { av_log(avctx, AV_LOG_ERROR, "Could not allocate x265 param structure.\n"); return AVERROR(ENOMEM); } if (ctx->api->param_default_preset(ctx->params, ctx->preset, ctx->tune) < 0) { int i; av_log(avctx, AV_LOG_ERROR, "Error setting preset/tune %s/%s.\n", ctx->preset, ctx->tune); av_log(avctx, AV_LOG_INFO, "Possible presets:"); for (i = 0; x265_preset_names[i]; i++) av_log(avctx, AV_LOG_INFO, " %s", x265_preset_names[i]); av_log(avctx, AV_LOG_INFO, "\n"); av_log(avctx, AV_LOG_INFO, "Possible tunes:"); for (i = 0; x265_tune_names[i]; i++) av_log(avctx, AV_LOG_INFO, " %s", x265_tune_names[i]); av_log(avctx, AV_LOG_INFO, "\n"); return AVERROR(EINVAL); } ctx->params->frameNumThreads = avctx->thread_count; if (avctx->framerate.num > 0 && avctx->framerate.den > 0) { ctx->params->fpsNum = avctx->framerate.num; ctx->params->fpsDenom = avctx->framerate.den; } else { ctx->params->fpsNum = avctx->time_base.den; FF_DISABLE_DEPRECATION_WARNINGS ctx->params->fpsDenom = avctx->time_base.num #if FF_API_TICKS_PER_FRAME * avctx->ticks_per_frame #endif ; FF_ENABLE_DEPRECATION_WARNINGS } ctx->params->sourceWidth = avctx->width; ctx->params->sourceHeight = avctx->height; ctx->params->bEnablePsnr = !!(avctx->flags & AV_CODEC_FLAG_PSNR); ctx->params->bOpenGOP = !(avctx->flags & AV_CODEC_FLAG_CLOSED_GOP); /* Tune the CTU size based on input resolution. */ if (ctx->params->sourceWidth < 64 || ctx->params->sourceHeight < 64) ctx->params->maxCUSize = 32; if (ctx->params->sourceWidth < 32 || ctx->params->sourceHeight < 32) ctx->params->maxCUSize = 16; if (ctx->params->sourceWidth < 16 || ctx->params->sourceHeight < 16) { av_log(avctx, AV_LOG_ERROR, "Image size is too small (%dx%d).\n", ctx->params->sourceWidth, ctx->params->sourceHeight); return AVERROR(EINVAL); } ctx->params->vui.bEnableVideoSignalTypePresentFlag = 1; if (avctx->color_range != AVCOL_RANGE_UNSPECIFIED) ctx->params->vui.bEnableVideoFullRangeFlag = avctx->color_range == AVCOL_RANGE_JPEG; else ctx->params->vui.bEnableVideoFullRangeFlag = (desc->flags & AV_PIX_FMT_FLAG_RGB) || avctx->pix_fmt == AV_PIX_FMT_YUVJ420P || avctx->pix_fmt == AV_PIX_FMT_YUVJ422P || avctx->pix_fmt == AV_PIX_FMT_YUVJ444P; if ((avctx->color_primaries <= AVCOL_PRI_SMPTE432 && avctx->color_primaries != AVCOL_PRI_UNSPECIFIED) || (avctx->color_trc <= AVCOL_TRC_ARIB_STD_B67 && avctx->color_trc != AVCOL_TRC_UNSPECIFIED) || (avctx->colorspace <= AVCOL_SPC_ICTCP && avctx->colorspace != AVCOL_SPC_UNSPECIFIED)) { ctx->params->vui.bEnableColorDescriptionPresentFlag = 1; // x265 validates the parameters internally ctx->params->vui.colorPrimaries = avctx->color_primaries; ctx->params->vui.transferCharacteristics = avctx->color_trc; #if X265_BUILD >= 159 if (avctx->color_trc == AVCOL_TRC_ARIB_STD_B67) ctx->params->preferredTransferCharacteristics = ctx->params->vui.transferCharacteristics; #endif ctx->params->vui.matrixCoeffs = avctx->colorspace; } // chroma sample location values are to be ignored in case of non-4:2:0 // according to the specification, so we only write them out in case of // 4:2:0 (log2_chroma_{w,h} == 1). ctx->params->vui.bEnableChromaLocInfoPresentFlag = avctx->chroma_sample_location != AVCHROMA_LOC_UNSPECIFIED && desc->log2_chroma_w == 1 && desc->log2_chroma_h == 1; if (ctx->params->vui.bEnableChromaLocInfoPresentFlag) { ctx->params->vui.chromaSampleLocTypeTopField = ctx->params->vui.chromaSampleLocTypeBottomField = avctx->chroma_sample_location - 1; } if (avctx->sample_aspect_ratio.num > 0 && avctx->sample_aspect_ratio.den > 0) { char sar[12]; int sar_num, sar_den; av_reduce(&sar_num, &sar_den, avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den, 65535); snprintf(sar, sizeof(sar), "%d:%d", sar_num, sar_den); if (ctx->api->param_parse(ctx->params, "sar", sar) == X265_PARAM_BAD_VALUE) { av_log(avctx, AV_LOG_ERROR, "Invalid SAR: %d:%d.\n", sar_num, sar_den); return AVERROR_INVALIDDATA; } } switch (desc->log2_chroma_w) { // 4:4:4, RGB. gray case 0: // gray if (desc->nb_components == 1) { if (ctx->api->api_build_number < 85) { av_log(avctx, AV_LOG_ERROR, "libx265 version is %d, must be at least 85 for gray encoding.\n", ctx->api->api_build_number); return AVERROR_INVALIDDATA; } ctx->params->internalCsp = X265_CSP_I400; break; } // set identity matrix for RGB if (desc->flags & AV_PIX_FMT_FLAG_RGB) { ctx->params->vui.matrixCoeffs = AVCOL_SPC_RGB; ctx->params->vui.bEnableVideoSignalTypePresentFlag = 1; ctx->params->vui.bEnableColorDescriptionPresentFlag = 1; } ctx->params->internalCsp = X265_CSP_I444; break; // 4:2:0, 4:2:2 case 1: ctx->params->internalCsp = desc->log2_chroma_h == 1 ? X265_CSP_I420 : X265_CSP_I422; break; default: av_log(avctx, AV_LOG_ERROR, "Pixel format '%s' cannot be mapped to a libx265 CSP!\n", desc->name); return AVERROR_BUG; } if (ctx->crf >= 0) { char crf[6]; snprintf(crf, sizeof(crf), "%2.2f", ctx->crf); if (ctx->api->param_parse(ctx->params, "crf", crf) == X265_PARAM_BAD_VALUE) { av_log(avctx, AV_LOG_ERROR, "Invalid crf: %2.2f.\n", ctx->crf); return AVERROR(EINVAL); } } else if (avctx->bit_rate > 0) { ctx->params->rc.bitrate = avctx->bit_rate / 1000; ctx->params->rc.rateControlMode = X265_RC_ABR; } else if (ctx->cqp >= 0) { ret = libx265_param_parse_int(avctx, "qp", ctx->cqp); if (ret < 0) return ret; } if (avctx->qmin >= 0) { ret = libx265_param_parse_int(avctx, "qpmin", avctx->qmin); if (ret < 0) return ret; } if (avctx->qmax >= 0) { ret = libx265_param_parse_int(avctx, "qpmax", avctx->qmax); if (ret < 0) return ret; } if (avctx->max_qdiff >= 0) { ret = libx265_param_parse_int(avctx, "qpstep", avctx->max_qdiff); if (ret < 0) return ret; } if (avctx->qblur >= 0) { ret = libx265_param_parse_float(avctx, "qblur", avctx->qblur); if (ret < 0) return ret; } if (avctx->qcompress >= 0) { ret = libx265_param_parse_float(avctx, "qcomp", avctx->qcompress); if (ret < 0) return ret; } if (avctx->i_quant_factor >= 0) { ret = libx265_param_parse_float(avctx, "ipratio", avctx->i_quant_factor); if (ret < 0) return ret; } if (avctx->b_quant_factor >= 0) { ret = libx265_param_parse_float(avctx, "pbratio", avctx->b_quant_factor); if (ret < 0) return ret; } ctx->params->rc.vbvBufferSize = avctx->rc_buffer_size / 1000; ctx->params->rc.vbvMaxBitrate = avctx->rc_max_rate / 1000; cpb_props = ff_encode_add_cpb_side_data(avctx); if (!cpb_props) return AVERROR(ENOMEM); cpb_props->buffer_size = ctx->params->rc.vbvBufferSize * 1000; cpb_props->max_bitrate = ctx->params->rc.vbvMaxBitrate * 1000LL; cpb_props->avg_bitrate = ctx->params->rc.bitrate * 1000LL; if (!(avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER)) ctx->params->bRepeatHeaders = 1; if (avctx->gop_size >= 0) { ret = libx265_param_parse_int(avctx, "keyint", avctx->gop_size); if (ret < 0) return ret; } if (avctx->keyint_min > 0) { ret = libx265_param_parse_int(avctx, "min-keyint", avctx->keyint_min); if (ret < 0) return ret; } if (avctx->max_b_frames >= 0) { ret = libx265_param_parse_int(avctx, "bframes", avctx->max_b_frames); if (ret < 0) return ret; } if (avctx->refs >= 0) { ret = libx265_param_parse_int(avctx, "ref", avctx->refs); if (ret < 0) return ret; } { AVDictionaryEntry *en = NULL; while ((en = av_dict_get(ctx->x265_opts, "", en, AV_DICT_IGNORE_SUFFIX))) { int parse_ret = ctx->api->param_parse(ctx->params, en->key, en->value); switch (parse_ret) { case X265_PARAM_BAD_NAME: av_log(avctx, AV_LOG_WARNING, "Unknown option: %s.\n", en->key); break; case X265_PARAM_BAD_VALUE: av_log(avctx, AV_LOG_WARNING, "Invalid value for %s: %s.\n", en->key, en->value); break; default: break; } } } if (ctx->params->rc.vbvBufferSize && avctx->rc_initial_buffer_occupancy > 1000 && ctx->params->rc.vbvBufferInit == 0.9) { ctx->params->rc.vbvBufferInit = (float)avctx->rc_initial_buffer_occupancy / 1000; } if (ctx->profile) { if (ctx->api->param_apply_profile(ctx->params, ctx->profile) < 0) { int i; av_log(avctx, AV_LOG_ERROR, "Invalid or incompatible profile set: %s.\n", ctx->profile); av_log(avctx, AV_LOG_INFO, "Possible profiles:"); for (i = 0; x265_profile_names[i]; i++) av_log(avctx, AV_LOG_INFO, " %s", x265_profile_names[i]); av_log(avctx, AV_LOG_INFO, "\n"); return AVERROR(EINVAL); } } ctx->encoder = ctx->api->encoder_open(ctx->params); if (!ctx->encoder) { av_log(avctx, AV_LOG_ERROR, "Cannot open libx265 encoder.\n"); libx265_encode_close(avctx); return AVERROR_INVALIDDATA; } if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) { x265_nal *nal; int nnal; avctx->extradata_size = ctx->api->encoder_headers(ctx->encoder, &nal, &nnal); if (avctx->extradata_size <= 0) { av_log(avctx, AV_LOG_ERROR, "Cannot encode headers.\n"); libx265_encode_close(avctx); return AVERROR_INVALIDDATA; } avctx->extradata = av_malloc(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE); if (!avctx->extradata) { av_log(avctx, AV_LOG_ERROR, "Cannot allocate HEVC header of size %d.\n", avctx->extradata_size); libx265_encode_close(avctx); return AVERROR(ENOMEM); } memcpy(avctx->extradata, nal[0].payload, avctx->extradata_size); memset(avctx->extradata + avctx->extradata_size, 0, AV_INPUT_BUFFER_PADDING_SIZE); } return 0; } static av_cold int libx265_encode_set_roi(libx265Context *ctx, const AVFrame *frame, x265_picture* pic) { AVFrameSideData *sd = av_frame_get_side_data(frame, AV_FRAME_DATA_REGIONS_OF_INTEREST); if (sd) { if (ctx->params->rc.aqMode == X265_AQ_NONE) { if (!ctx->roi_warned) { ctx->roi_warned = 1; av_log(ctx, AV_LOG_WARNING, "Adaptive quantization must be enabled to use ROI encoding, skipping ROI.\n"); } } else { /* 8x8 block when qg-size is 8, 16*16 block otherwise. */ int mb_size = (ctx->params->rc.qgSize == 8) ? 8 : 16; int mbx = (frame->width + mb_size - 1) / mb_size; int mby = (frame->height + mb_size - 1) / mb_size; int qp_range = 51 + 6 * (pic->bitDepth - 8); int nb_rois; const AVRegionOfInterest *roi; uint32_t roi_size; float *qoffsets; /* will be freed after encode is called. */ roi = (const AVRegionOfInterest*)sd->data; roi_size = roi->self_size; if (!roi_size || sd->size % roi_size != 0) { av_log(ctx, AV_LOG_ERROR, "Invalid AVRegionOfInterest.self_size.\n"); return AVERROR(EINVAL); } nb_rois = sd->size / roi_size; qoffsets = av_calloc(mbx * mby, sizeof(*qoffsets)); if (!qoffsets) return AVERROR(ENOMEM); // This list must be iterated in reverse because the first // region in the list applies when regions overlap. for (int i = nb_rois - 1; i >= 0; i--) { int startx, endx, starty, endy; float qoffset; roi = (const AVRegionOfInterest*)(sd->data + roi_size * i); starty = FFMIN(mby, roi->top / mb_size); endy = FFMIN(mby, (roi->bottom + mb_size - 1)/ mb_size); startx = FFMIN(mbx, roi->left / mb_size); endx = FFMIN(mbx, (roi->right + mb_size - 1)/ mb_size); if (roi->qoffset.den == 0) { av_free(qoffsets); av_log(ctx, AV_LOG_ERROR, "AVRegionOfInterest.qoffset.den must not be zero.\n"); return AVERROR(EINVAL); } qoffset = roi->qoffset.num * 1.0f / roi->qoffset.den; qoffset = av_clipf(qoffset * qp_range, -qp_range, +qp_range); for (int y = starty; y < endy; y++) for (int x = startx; x < endx; x++) qoffsets[x + y*mbx] = qoffset; } pic->quantOffsets = qoffsets; } } return 0; } static void free_picture(libx265Context *ctx, x265_picture *pic) { x265_sei *sei = &pic->userSEI; for (int i = 0; i < sei->numPayloads; i++) av_free(sei->payloads[i].payload); if (pic->userData) { int idx = (int)(intptr_t)pic->userData - 1; rd_release(ctx, idx); pic->userData = NULL; } av_freep(&pic->quantOffsets); sei->numPayloads = 0; } static int libx265_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pic, int *got_packet) { libx265Context *ctx = avctx->priv_data; x265_picture x265pic; x265_picture x265pic_out = { 0 }; x265_nal *nal; x265_sei *sei; uint8_t *dst; int pict_type; int payload = 0; int nnal; int ret; int i; ctx->api->picture_init(ctx->params, &x265pic); sei = &x265pic.userSEI; sei->numPayloads = 0; if (pic) { ReorderedData *rd; int rd_idx; for (i = 0; i < 3; i++) { x265pic.planes[i] = pic->data[i]; x265pic.stride[i] = pic->linesize[i]; } x265pic.pts = pic->pts; x265pic.bitDepth = av_pix_fmt_desc_get(avctx->pix_fmt)->comp[0].depth; x265pic.sliceType = pic->pict_type == AV_PICTURE_TYPE_I ? (ctx->forced_idr ? X265_TYPE_IDR : X265_TYPE_I) : pic->pict_type == AV_PICTURE_TYPE_P ? X265_TYPE_P : pic->pict_type == AV_PICTURE_TYPE_B ? X265_TYPE_B : X265_TYPE_AUTO; ret = libx265_encode_set_roi(ctx, pic, &x265pic); if (ret < 0) return ret; rd_idx = rd_get(ctx); if (rd_idx < 0) { free_picture(ctx, &x265pic); return rd_idx; } rd = &ctx->rd[rd_idx]; rd->duration = pic->duration; #if FF_API_REORDERED_OPAQUE FF_DISABLE_DEPRECATION_WARNINGS rd->reordered_opaque = pic->reordered_opaque; FF_ENABLE_DEPRECATION_WARNINGS #endif if (avctx->flags & AV_CODEC_FLAG_COPY_OPAQUE) { rd->frame_opaque = pic->opaque; ret = av_buffer_replace(&rd->frame_opaque_ref, pic->opaque_ref); if (ret < 0) { rd_release(ctx, rd_idx); free_picture(ctx, &x265pic); return ret; } } x265pic.userData = (void*)(intptr_t)(rd_idx + 1); if (ctx->a53_cc) { void *sei_data; size_t sei_size; ret = ff_alloc_a53_sei(pic, 0, &sei_data, &sei_size); if (ret < 0) { av_log(ctx, AV_LOG_ERROR, "Not enough memory for closed captions, skipping\n"); } else if (sei_data) { void *tmp; x265_sei_payload *sei_payload; tmp = av_fast_realloc(ctx->sei_data, &ctx->sei_data_size, (sei->numPayloads + 1) * sizeof(*sei_payload)); if (!tmp) { av_free(sei_data); free_picture(ctx, &x265pic); return AVERROR(ENOMEM); } ctx->sei_data = tmp; sei->payloads = ctx->sei_data; sei_payload = &sei->payloads[sei->numPayloads]; sei_payload->payload = sei_data; sei_payload->payloadSize = sei_size; sei_payload->payloadType = SEI_TYPE_USER_DATA_REGISTERED_ITU_T_T35; sei->numPayloads++; } } if (ctx->udu_sei) { for (i = 0; i < pic->nb_side_data; i++) { AVFrameSideData *side_data = pic->side_data[i]; void *tmp; x265_sei_payload *sei_payload; if (side_data->type != AV_FRAME_DATA_SEI_UNREGISTERED) continue; tmp = av_fast_realloc(ctx->sei_data, &ctx->sei_data_size, (sei->numPayloads + 1) * sizeof(*sei_payload)); if (!tmp) { free_picture(ctx, &x265pic); return AVERROR(ENOMEM); } ctx->sei_data = tmp; sei->payloads = ctx->sei_data; sei_payload = &sei->payloads[sei->numPayloads]; sei_payload->payload = av_memdup(side_data->data, side_data->size); if (!sei_payload->payload) { free_picture(ctx, &x265pic); return AVERROR(ENOMEM); } sei_payload->payloadSize = side_data->size; /* Equal to libx265 USER_DATA_UNREGISTERED */ sei_payload->payloadType = SEI_TYPE_USER_DATA_UNREGISTERED; sei->numPayloads++; } } } ret = ctx->api->encoder_encode(ctx->encoder, &nal, &nnal, pic ? &x265pic : NULL, &x265pic_out); for (i = 0; i < sei->numPayloads; i++) av_free(sei->payloads[i].payload); av_freep(&x265pic.quantOffsets); if (ret < 0) return AVERROR_EXTERNAL; if (!nnal) return 0; for (i = 0; i < nnal; i++) payload += nal[i].sizeBytes; ret = ff_get_encode_buffer(avctx, pkt, payload, 0); if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n"); return ret; } dst = pkt->data; for (i = 0; i < nnal; i++) { memcpy(dst, nal[i].payload, nal[i].sizeBytes); dst += nal[i].sizeBytes; if (is_keyframe(nal[i].type)) pkt->flags |= AV_PKT_FLAG_KEY; } pkt->pts = x265pic_out.pts; pkt->dts = x265pic_out.dts; switch (x265pic_out.sliceType) { case X265_TYPE_IDR: case X265_TYPE_I: pict_type = AV_PICTURE_TYPE_I; break; case X265_TYPE_P: pict_type = AV_PICTURE_TYPE_P; break; case X265_TYPE_B: case X265_TYPE_BREF: pict_type = AV_PICTURE_TYPE_B; break; default: av_log(avctx, AV_LOG_ERROR, "Unknown picture type encountered.\n"); return AVERROR_EXTERNAL; } #if X265_BUILD >= 130 if (x265pic_out.sliceType == X265_TYPE_B) #else if (x265pic_out.frameData.sliceType == 'b') #endif pkt->flags |= AV_PKT_FLAG_DISPOSABLE; ff_side_data_set_encoder_stats(pkt, x265pic_out.frameData.qp * FF_QP2LAMBDA, NULL, 0, pict_type); if (x265pic_out.userData) { int idx = (int)(intptr_t)x265pic_out.userData - 1; ReorderedData *rd = &ctx->rd[idx]; #if FF_API_REORDERED_OPAQUE FF_DISABLE_DEPRECATION_WARNINGS avctx->reordered_opaque = rd->reordered_opaque; FF_ENABLE_DEPRECATION_WARNINGS #endif pkt->duration = rd->duration; if (avctx->flags & AV_CODEC_FLAG_COPY_OPAQUE) { pkt->opaque = rd->frame_opaque; pkt->opaque_ref = rd->frame_opaque_ref; rd->frame_opaque_ref = NULL; } rd_release(ctx, idx); } #if FF_API_REORDERED_OPAQUE else { FF_DISABLE_DEPRECATION_WARNINGS avctx->reordered_opaque = 0; FF_ENABLE_DEPRECATION_WARNINGS } #endif *got_packet = 1; return 0; } static const enum AVPixelFormat x265_csp_eight[] = { AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_GBRP, AV_PIX_FMT_GRAY8, AV_PIX_FMT_NONE }; static const enum AVPixelFormat x265_csp_ten[] = { AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_GBRP, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY10, AV_PIX_FMT_NONE }; static const enum AVPixelFormat x265_csp_twelve[] = { AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_GBRP, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_GBRP10, AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_GBRP12, AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_NONE }; static av_cold void libx265_encode_init_csp(FFCodec *codec) { if (x265_api_get(12)) codec->p.pix_fmts = x265_csp_twelve; else if (x265_api_get(10)) codec->p.pix_fmts = x265_csp_ten; else if (x265_api_get(8)) codec->p.pix_fmts = x265_csp_eight; } #define OFFSET(x) offsetof(libx265Context, x) #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM static const AVOption options[] = { { "crf", "set the x265 crf", OFFSET(crf), AV_OPT_TYPE_FLOAT, { .dbl = -1 }, -1, FLT_MAX, VE }, { "qp", "set the x265 qp", OFFSET(cqp), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE }, { "forced-idr", "if forcing keyframes, force them as IDR frames", OFFSET(forced_idr),AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE }, { "preset", "set the x265 preset", OFFSET(preset), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, { "tune", "set the x265 tune parameter", OFFSET(tune), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, { "profile", "set the x265 profile", OFFSET(profile), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, { "udu_sei", "Use user data unregistered SEI if available", OFFSET(udu_sei), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE }, { "a53cc", "Use A53 Closed Captions (if available)", OFFSET(a53_cc), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE }, { "x265-params", "set the x265 configuration using a :-separated list of key=value parameters", OFFSET(x265_opts), AV_OPT_TYPE_DICT, { 0 }, 0, 0, VE }, { NULL } }; static const AVClass class = { .class_name = "libx265", .option = options, .version = LIBAVUTIL_VERSION_INT, }; static const FFCodecDefault x265_defaults[] = { { "b", "0" }, { "bf", "-1" }, { "g", "-1" }, { "keyint_min", "-1" }, { "refs", "-1" }, { "qmin", "-1" }, { "qmax", "-1" }, { "qdiff", "-1" }, { "qblur", "-1" }, { "qcomp", "-1" }, { "i_qfactor", "-1" }, { "b_qfactor", "-1" }, { NULL }, }; FFCodec ff_libx265_encoder = { .p.name = "libx265", CODEC_LONG_NAME("libx265 H.265 / HEVC"), .p.type = AVMEDIA_TYPE_VIDEO, .p.id = AV_CODEC_ID_HEVC, .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY | AV_CODEC_CAP_OTHER_THREADS | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE, .p.priv_class = &class, .p.wrapper_name = "libx265", .init = libx265_encode_init, .init_static_data = libx265_encode_init_csp, FF_CODEC_ENCODE_CB(libx265_encode_frame), .close = libx265_encode_close, .priv_data_size = sizeof(libx265Context), .defaults = x265_defaults, .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | FF_CODEC_CAP_AUTO_THREADS, };