Thanks, Mohammad
On Mon, Jun 14, 2021 at 5:17 PM Andreas Rheinhardt < andreas.rheinha...@outlook.com> wrote: > Mohammad Izadi: > > On Thu, Jun 10, 2021 at 4:05 PM Andreas Rheinhardt < > > andreas.rheinha...@outlook.com> wrote: > > > >> Mohammad Izadi: > >>> HDR10+ metadata is stored in the bit stream for HEVC. The story is > >> different for VP9 and cannot store the metadata in the bit stream. > HDR10+ > >> should be passed to packet side data an stored in the container (mkv) > for > >> VP9. > >>> > >>> This CL is taking HDR10+ from AVFrame side data in libvpxenc and is > >> passing it to the AVPacket side data. > >>> --- > >>> doc/APIchanges | 2 + > >>> libavcodec/avpacket.c | 1 + > >>> libavcodec/decode.c | 1 + > >>> libavcodec/libvpxenc.c | 99 ++++++++++++++++++++++++++++++++++++++++++ > >>> libavcodec/packet.h | 8 ++++ > >>> libavcodec/version.h | 4 +- > >>> 6 files changed, 113 insertions(+), 2 deletions(-) > >>> > >>> diff --git a/doc/APIchanges b/doc/APIchanges > >>> index 55171311ed..bba5b06c6a 100644 > >>> --- a/doc/APIchanges > >>> +++ b/doc/APIchanges > >>> @@ -13,6 +13,8 @@ libavutil: 2021-04-27 > >>> > >>> > >>> API changes, most recent first: > >>> +2021-05-25 - 8c88a66d3c - lavc 59.2.100 - packet.h > >>> + Add AV_PKT_DATA_DYNAMIC_HDR10_PLUS > >>> > >>> 2021-xx-xx - xxxxxxxxxx - lavc 59.1.100 - avcodec.h codec.h > >>> Move av_get_profile_name() from avcodec.h to codec.h. > >>> diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c > >>> index 7383d12d3e..800bee3489 100644 > >>> --- a/libavcodec/avpacket.c > >>> +++ b/libavcodec/avpacket.c > >>> @@ -289,6 +289,7 @@ const char *av_packet_side_data_name(enum > >> AVPacketSideDataType type) > >>> case AV_PKT_DATA_ICC_PROFILE: return "ICC Profile"; > >>> case AV_PKT_DATA_DOVI_CONF: return "DOVI > >> configuration record"; > >>> case AV_PKT_DATA_S12M_TIMECODE: return "SMPTE ST > >> 12-1:2014 timecode"; > >>> + case AV_PKT_DATA_DYNAMIC_HDR10_PLUS: return "HDR10+ > Dynamic > >> Metadata (SMPTE 2094-40)"; > >>> } > >>> return NULL; > >>> } > >>> diff --git a/libavcodec/decode.c b/libavcodec/decode.c > >>> index 75bc7ad98e..40f688e40c 100644 > >>> --- a/libavcodec/decode.c > >>> +++ b/libavcodec/decode.c > >>> @@ -1488,6 +1488,7 @@ int ff_decode_frame_props(AVCodecContext *avctx, > >> AVFrame *frame) > >>> { AV_PKT_DATA_A53_CC, AV_FRAME_DATA_A53_CC > >> }, > >>> { AV_PKT_DATA_ICC_PROFILE, > >> AV_FRAME_DATA_ICC_PROFILE }, > >>> { AV_PKT_DATA_S12M_TIMECODE, > >> AV_FRAME_DATA_S12M_TIMECODE }, > >>> + { AV_PKT_DATA_DYNAMIC_HDR10_PLUS, > >> AV_FRAME_DATA_DYNAMIC_HDR_PLUS }, > >>> }; > >>> > >>> if (IS_EMPTY(pkt) && av_fifo_size(avctx->internal->pkt_props) >= > >> sizeof(*pkt)) > >>> diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c > >>> index 66bad444d0..e2e6c60b68 100644 > >>> --- a/libavcodec/libvpxenc.c > >>> +++ b/libavcodec/libvpxenc.c > >>> @@ -64,6 +64,11 @@ struct FrameListData { > >>> struct FrameListData *next; > >>> }; > >>> > >>> +typedef struct FrameHDR10Plus { > >>> + int64_t pts; > >>> + AVBufferRef *hdr10_plus; > >>> +} FrameHDR10Plus; > >>> + > >>> typedef struct VPxEncoderContext { > >>> AVClass *class; > >>> struct vpx_codec_ctx encoder; > >>> @@ -121,6 +126,8 @@ typedef struct VPxEncoderContext { > >>> int tune_content; > >>> int corpus_complexity; > >>> int tpl_model; > >>> + int discard_hdr10_plus; > >>> + AVFifoBuffer *hdr10_plus_fifo; > >>> /** > >>> * If the driver does not support ROI then warn the first time we > >>> * encounter a frame with ROI side data. > >>> @@ -316,6 +323,55 @@ static av_cold void free_frame_list(struct > >> FrameListData *list) > >>> } > >>> } > >>> > >>> +static av_cold int add_hdr10_plus(AVFifoBuffer *fifo, struct > >> FrameHDR10Plus *data) > >>> +{ > >>> + int err = av_fifo_grow(fifo, sizeof(*data)); > >>> + if (err < 0) > >>> + return err; > >>> + av_fifo_generic_write(fifo, data, sizeof(*data), NULL); > >>> + return 0; > >>> +} > >>> + > >>> +static av_cold void free_hdr10_plus(struct FrameHDR10Plus *p) > >>> +{ > >>> + if (!p) > >>> + return; > >>> + av_buffer_unref(&p->hdr10_plus); > >>> + av_free(p); > >>> +} > >>> + > >>> +static av_cold void free_hdr10_plus_fifo(AVFifoBuffer **fifo) > >>> +{ > >>> + FrameHDR10Plus *frame_hdr10_plus = NULL; > >>> + while (av_fifo_size(*fifo) >= sizeof(FrameHDR10Plus)) { > >>> + av_fifo_generic_read(*fifo, frame_hdr10_plus, > >> sizeof(FrameHDR10Plus), NULL); > >>> + free_hdr10_plus(frame_hdr10_plus); > >> > >> You apparently overlooked/ignored my email here: > >> https://ffmpeg.org/pipermail/ffmpeg-devel/2021-June/281220.html > > > > using variable rather pointer now. What tools are you using to detect > > leaks? Can you please direct me to a link or doc to know how to find the > > leak? > > See below for the tools; but these leaks have actually been found by > reading the code (for every allocation in your code there should be a > matching free; but there isn't for the AVBufferRef that you allocate). > > > I use ffmpeg_g, but does not show any leak. > > > > Of course not; why should debug symbols alone show a leak? > > >> > >> > >>> + } > >>> + av_fifo_freep(fifo); > >>> +} > >>> + > >>> +static int copy_hdr10_plus_to_pkt(AVFifoBuffer *fifo, AVPacket *pkt) > >>> +{ > >>> + FrameHDR10Plus frame_hdr10_plus; > >>> + uint8_t *data; > >>> + if (!pkt) > >>> + return 0; > >>> + if (av_fifo_size(fifo) < sizeof(frame_hdr10_plus)) > >>> + return 0; > >>> + > >>> + av_fifo_generic_read(fifo, &frame_hdr10_plus, > >> sizeof(frame_hdr10_plus), NULL); > >>> + if (!frame_hdr10_plus.hdr10_plus || frame_hdr10_plus.pts != > >> pkt->pts) > >>> + return 0; > >>> + > >>> + data = av_packet_new_side_data(pkt, > AV_PKT_DATA_DYNAMIC_HDR10_PLUS, > >> frame_hdr10_plus.hdr10_plus->size); > >>> + if (!data) > >>> + return AVERROR(ENOMEM); > >>> + > >>> + memcpy(data, frame_hdr10_plus.hdr10_plus->data, > >> frame_hdr10_plus.hdr10_plus->size); > >> > >> Leak (and it's not a leak on error). > >> > > The data should be handled by av_packet. Not sure what is leaking. Need > > the tool to find the leak. > > > > Use Valgrind or ASAN (the latter is faster, but you need to build ffmpeg > with it; with the former you can just use an ordinary binary (preferably > with debug symbols)). > The AVBufferRef is leaking (and the underlying AVBuffer and the actual > AVDynamicHDRPlus leaks indirectly, too). You could actually avoid this > AVBufferRef completely by already creating the copy of the buffer before > adding the element to the fifo and storing a pointer to the copy of the > buffer in the fifo (use av_packet_add_side_data() instead of > av_packet_new_side_data()). > Please check the new code and if not working, I will make copy and handle it as you suggested. > > >> > >>> + > >>> + return 0; > >>> +} > >>> + > >>> static av_cold int codecctl_int(AVCodecContext *avctx, > >>> enum vp8e_enc_control_id id, int val) > >>> { > >>> @@ -384,6 +440,8 @@ static av_cold int vpx_free(AVCodecContext *avctx) > >>> av_freep(&ctx->twopass_stats.buf); > >>> av_freep(&avctx->stats_out); > >>> free_frame_list(ctx->coded_frame_list); > >>> + if (ctx->hdr10_plus_fifo) > >>> + free_hdr10_plus_fifo(&ctx->hdr10_plus_fifo); > >>> return 0; > >>> } > >>> > >>> @@ -835,6 +893,7 @@ static av_cold int vpx_init(AVCodecContext *avctx, > >>> #endif > >>> AVDictionaryEntry* en = NULL; > >>> > >>> + ctx->discard_hdr10_plus = 1; > >>> av_log(avctx, AV_LOG_INFO, "%s\n", vpx_codec_version_str()); > >>> av_log(avctx, AV_LOG_VERBOSE, "%s\n", vpx_codec_build_config()); > >>> > >>> @@ -851,6 +910,14 @@ static av_cold int vpx_init(AVCodecContext *avctx, > >>> if (avctx->codec_id == AV_CODEC_ID_VP9) { > >>> if (set_pix_fmt(avctx, codec_caps, &enccfg, &flags, &img_fmt)) > >>> return AVERROR(EINVAL); > >>> + // Keep HDR10+ if it has bit depth higher than 8 and > >>> + // it has PQ trc (SMPTE2084). > >>> + if (enccfg.g_bit_depth > 8 && avctx->color_trc == > >> AVCOL_TRC_SMPTE2084) { > >>> + ctx->discard_hdr10_plus = 0; > >>> + ctx->hdr10_plus_fifo = > >> av_fifo_alloc(sizeof(FrameHDR10Plus)); > >>> + if (!ctx->hdr10_plus_fifo) > >>> + return AVERROR(ENOMEM); > >>> + } > >>> } > >>> #endif > >>> > >>> @@ -1211,6 +1278,15 @@ static int storeframe(AVCodecContext *avctx, > >> struct FrameListData *cx_frame, > >>> AV_WB64(side_data, 1); > >>> memcpy(side_data + 8, cx_frame->buf_alpha, > cx_frame->sz_alpha); > >>> } > >>> + if (cx_frame->frame_number != -1) { > >>> + VPxContext *ctx = avctx->priv_data; > >>> + if (!ctx->discard_hdr10_plus) { > >>> + int err = copy_hdr10_plus_to_pkt(ctx->hdr10_plus_fifo, > pkt); > >>> + if (err < 0) > >>> + return err; > >>> + } > >>> + } > >>> + > >>> return pkt->size; > >>> } > >>> > >>> @@ -1618,6 +1694,29 @@ static int vpx_encode(AVCodecContext *avctx, > >> AVPacket *pkt, > >>> vp9_encode_set_roi(avctx, frame->width, frame->height, > >> sd); > >>> } > >>> } > >>> + > >>> + if (!ctx->discard_hdr10_plus) { > >>> + AVFrameSideData *hdr10_plus_metadata; > >>> + // Add HDR10+ metadata to queue. > >>> + hdr10_plus_metadata = av_frame_get_side_data(frame, > >> AV_FRAME_DATA_DYNAMIC_HDR_PLUS); > >>> + if (hdr10_plus_metadata) { > >>> + int err; > >>> + struct FrameHDR10Plus *data = > av_malloc(sizeof(*data)); > >>> + if (!data) > >>> + return AVERROR(ENOMEM); > >>> + data->pts = frame->pts; > >>> + data->hdr10_plus = > >> av_buffer_ref(hdr10_plus_metadata->buf); > >>> + if (!data->hdr10_plus) { > >>> + av_freep(&data); > >>> + return AVERROR(ENOMEM); > >>> + } > >>> + err = add_hdr10_plus(ctx->hdr10_plus_fifo, data); > >>> + if (err < 0) { > >>> + av_freep(&data); > >> > >> Leak > >> > > using var now. > > > >> > >>> + return err; > >>> + } > >> > >> Leak > >> > > using var now. > > > >> > > > >> > >>> + } > >>> + } > >>> } > >>> > >>> // this is for encoding with preset temporal layering patterns > >> defined in > >>> diff --git a/libavcodec/packet.h b/libavcodec/packet.h > >>> index fad8341c12..a9d3a9b596 100644 > >>> --- a/libavcodec/packet.h > >>> +++ b/libavcodec/packet.h > >>> @@ -290,6 +290,14 @@ enum AVPacketSideDataType { > >>> */ > >>> AV_PKT_DATA_S12M_TIMECODE, > >>> > >>> + /** > >>> + * HDR10+ dynamic metadata associated with a video frame. The > >> metadata is in > >>> + * the form of the AVDynamicHDRPlus struct and contains > >>> + * information for color volume transform - application 4 of > >>> + * SMPTE 2094-40:2016 standard. > >>> + */ > >>> + AV_PKT_DATA_DYNAMIC_HDR10_PLUS, > >>> + > >>> /** > >>> * The number of side data types. > >>> * This is not part of the public API/ABI in the sense that it may > >>> diff --git a/libavcodec/version.h b/libavcodec/version.h > >>> index 5b1e9e77f3..1288cecebe 100644 > >>> --- a/libavcodec/version.h > >>> +++ b/libavcodec/version.h > >>> @@ -28,8 +28,8 @@ > >>> #include "libavutil/version.h" > >>> > >>> #define LIBAVCODEC_VERSION_MAJOR 59 > >>> -#define LIBAVCODEC_VERSION_MINOR 1 > >>> -#define LIBAVCODEC_VERSION_MICRO 101 > >>> +#define LIBAVCODEC_VERSION_MINOR 2 > >>> +#define LIBAVCODEC_VERSION_MICRO 100 > >>> > >>> #define LIBAVCODEC_VERSION_INT > >> AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ > >>> > >> LIBAVCODEC_VERSION_MINOR, \ > >>> > >> > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".