[FFmpeg-devel] [PATCH v3 1/2] libavutil/frame: Introduce a new AV_FRAME_DATA_PRFT

Clément Péron peron.clem at gmail.com
Fri Dec 6 15:49:17 EET 2024


This will be used to propagate the Producer Reference Timestamp.

Signed-off-by: Clément Péron <peron.clem at gmail.com>
---
 libavcodec/decode.c      | 1 +
 libavfilter/f_sidedata.c | 1 +
 libavutil/frame.c        | 1 +
 libavutil/frame.h        | 5 +++++
 4 files changed, 8 insertions(+)

diff --git a/libavcodec/decode.c b/libavcodec/decode.c
index 3380cb27cf..c00e7a62fc 100644
--- a/libavcodec/decode.c
+++ b/libavcodec/decode.c
@@ -1523,6 +1523,7 @@ int ff_decode_frame_props_from_pkt(const AVCodecContext *avctx,
         { AV_PKT_DATA_S12M_TIMECODE,              AV_FRAME_DATA_S12M_TIMECODE },
         { AV_PKT_DATA_SKIP_SAMPLES,               AV_FRAME_DATA_SKIP_SAMPLES },
         { AV_PKT_DATA_LCEVC,                      AV_FRAME_DATA_LCEVC },
+        { AV_PKT_DATA_PRFT,                       AV_FRAME_DATA_PRFT },
         { AV_PKT_DATA_NB }
     };
 
diff --git a/libavfilter/f_sidedata.c b/libavfilter/f_sidedata.c
index 23dffec803..c5691a1030 100644
--- a/libavfilter/f_sidedata.c
+++ b/libavfilter/f_sidedata.c
@@ -81,6 +81,7 @@ static const AVOption filt_name##_options[] = { \
     {   "DYNAMIC_HDR_VIVID",          "", 0,             AV_OPT_TYPE_CONST,  {.i64 = AV_FRAME_DATA_DYNAMIC_HDR_VIVID          }, 0, 0, FLAGS, .unit = "type" }, \
     {   "AMBIENT_VIEWING_ENVIRONMENT","", 0,             AV_OPT_TYPE_CONST,  {.i64 = AV_FRAME_DATA_AMBIENT_VIEWING_ENVIRONMENT}, 0, 0, FLAGS, .unit = "type" }, \
     {   "VIDEO_HINT",                 "", 0,             AV_OPT_TYPE_CONST,  {.i64 = AV_FRAME_DATA_VIDEO_HINT                 }, 0, 0, FLAGS, .unit = "type" }, \
+    {   "PRFT",                       "", 0,             AV_OPT_TYPE_CONST,  {.i64 = AV_FRAME_DATA_PRFT                       }, 0, 0, FLAGS, .unit = "type" }, \
     { NULL } \
 }
 
diff --git a/libavutil/frame.c b/libavutil/frame.c
index f0a0dba018..8cfd21df5b 100644
--- a/libavutil/frame.c
+++ b/libavutil/frame.c
@@ -48,6 +48,7 @@ static const AVSideDataDescriptor sd_props[] = {
     [AV_FRAME_DATA_DOVI_METADATA]               = { "Dolby Vision Metadata" },
     [AV_FRAME_DATA_LCEVC]                       = { "LCEVC NAL data" },
     [AV_FRAME_DATA_VIEW_ID]                     = { "View ID" },
+    [AV_FRAME_DATA_PRFT]                        = { "Producer time reference" },
     [AV_FRAME_DATA_STEREO3D]                    = { "Stereo 3D",                                    AV_SIDE_DATA_PROP_GLOBAL },
     [AV_FRAME_DATA_REPLAYGAIN]                  = { "AVReplayGain",                                 AV_SIDE_DATA_PROP_GLOBAL },
     [AV_FRAME_DATA_DISPLAYMATRIX]               = { "3x3 displaymatrix",                            AV_SIDE_DATA_PROP_GLOBAL },
diff --git a/libavutil/frame.h b/libavutil/frame.h
index f7806566d5..25657e153f 100644
--- a/libavutil/frame.h
+++ b/libavutil/frame.h
@@ -243,6 +243,11 @@ enum AVFrameSideDataType {
      * The data is an int storing the view ID.
      */
     AV_FRAME_DATA_VIEW_ID,
+
+    /**
+     * Producer time reference data in the form of the AVProducerReferenceTime struct.
+     */
+    AV_FRAME_DATA_PRFT,
 };
 
 enum AVActiveFormatDescription {
-- 
2.47.1



More information about the ffmpeg-devel mailing list