diff options
| author | Niklas Haas <git@haasn.dev> | 2023-10-04 14:05:24 +0200 |
|---|---|---|
| committer | Niklas Haas <git@haasn.dev> | 2024-03-23 18:55:21 +0100 |
| commit | 5d7f234e7ec45ccc385dca8c5fbe3b887af1c2c6 (patch) | |
| tree | c700b0cd1698ac8fa57148ba152a4fc1f2b05b20 | |
| parent | 2e24c12aa199bdadcf2d3b7ea3ec54564b8534ee (diff) | |
| download | ffmpeg-5d7f234e7ec45ccc385dca8c5fbe3b887af1c2c6.tar.gz | |
avcodec/hevcdec: apply AOM film grain synthesis
Following the usual logic for H.274 film grain.
| -rw-r--r-- | libavcodec/Makefile | 2 | ||||
| -rw-r--r-- | libavcodec/hevcdec.c | 29 |
2 files changed, 23 insertions, 8 deletions
diff --git a/libavcodec/Makefile b/libavcodec/Makefile index 824845276a..7ef2e03ca6 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -432,7 +432,7 @@ OBJS-$(CONFIG_HDR_ENCODER) += hdrenc.o OBJS-$(CONFIG_HEVC_DECODER) += hevcdec.o hevc_mvs.o \ hevc_cabac.o hevc_refs.o hevcpred.o \ hevcdsp.o hevc_filter.o hevc_data.o \ - h274.o + h274.o aom_film_grain.o OBJS-$(CONFIG_HEVC_AMF_ENCODER) += amfenc_hevc.o OBJS-$(CONFIG_HEVC_CUVID_DECODER) += cuviddec.o OBJS-$(CONFIG_HEVC_MEDIACODEC_DECODER) += mediacodecdec.o diff --git a/libavcodec/hevcdec.c b/libavcodec/hevcdec.c index 76aa6b4588..575836e340 100644 --- a/libavcodec/hevcdec.c +++ b/libavcodec/hevcdec.c @@ -35,6 +35,7 @@ #include "libavutil/pixdesc.h" #include "libavutil/timecode.h" +#include "aom_film_grain.h" #include "bswapdsp.h" #include "cabac_functions.h" #include "codec_internal.h" @@ -388,7 +389,8 @@ static int export_stream_params_from_sei(HEVCContext *s) avctx->color_trc = s->sei.common.alternative_transfer.preferred_transfer_characteristics; } - if (s->sei.common.film_grain_characteristics.present) + if (s->sei.common.film_grain_characteristics.present || + s->sei.common.aom_film_grain.enable) avctx->properties |= FF_CODEC_PROPERTY_FILM_GRAIN; return 0; @@ -2885,11 +2887,13 @@ static int hevc_frame_start(HEVCContext *s) else s->ref->frame->flags &= ~AV_FRAME_FLAG_KEY; - s->ref->needs_fg = s->sei.common.film_grain_characteristics.present && + s->ref->needs_fg = (s->sei.common.film_grain_characteristics.present || + s->sei.common.aom_film_grain.enable) && !(s->avctx->export_side_data & AV_CODEC_EXPORT_DATA_FILM_GRAIN) && !s->avctx->hwaccel; if (s->ref->needs_fg && + s->sei.common.film_grain_characteristics.present && !ff_h274_film_grain_params_supported(s->sei.common.film_grain_characteristics.model_id, s->ref->frame->format)) { av_log_once(s->avctx, AV_LOG_WARNING, AV_LOG_DEBUG, &s->film_grain_warning_shown, @@ -2934,14 +2938,24 @@ fail: static int hevc_frame_end(HEVCContext *s) { HEVCFrame *out = s->ref; - const AVFrameSideData *sd; + const AVFilmGrainParams *fgp; av_unused int ret; if (out->needs_fg) { - sd = av_frame_get_side_data(out->frame, AV_FRAME_DATA_FILM_GRAIN_PARAMS); - av_assert0(out->frame_grain->buf[0] && sd); - ret = ff_h274_apply_film_grain(out->frame_grain, out->frame, &s->h274db, - (AVFilmGrainParams *) sd->data); + av_assert0(out->frame_grain->buf[0]); + fgp = av_film_grain_params_select(out->frame); + switch (fgp->type) { + case AV_FILM_GRAIN_PARAMS_NONE: + av_assert0(0); + return AVERROR_BUG; + case AV_FILM_GRAIN_PARAMS_H274: + ret = ff_h274_apply_film_grain(out->frame_grain, out->frame, + &s->h274db, fgp); + break; + case AV_FILM_GRAIN_PARAMS_AV1: + ret = ff_aom_apply_film_grain(out->frame_grain, out->frame, fgp); + break; + } av_assert1(ret >= 0); } @@ -3596,6 +3610,7 @@ static int hevc_update_thread_context(AVCodecContext *dst, s->sei.common.alternative_transfer = s0->sei.common.alternative_transfer; s->sei.common.mastering_display = s0->sei.common.mastering_display; s->sei.common.content_light = s0->sei.common.content_light; + s->sei.common.aom_film_grain = s0->sei.common.aom_film_grain; ret = export_stream_params_from_sei(s); if (ret < 0) |