[FFmpeg-cvslog] avformat/rtpdec_rfc4175: add support for TCS

[Limin Wang]

ffmpeg | branch: master | Limin Wang <lance.lmwang at gmail.com> | Tue Oct 12 00:08:42 2021 +0800| [ca56fedab50b63b81ee62637df3d0c3eed64d7fe] | committer: Limin Wang

avformat/rtpdec_rfc4175: add support for TCS

Signed-off-by: Limin Wang <lance.lmwang at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ca56fedab50b63b81ee62637df3d0c3eed64d7fe
---

 libavformat/rtpdec_rfc4175.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/libavformat/rtpdec_rfc4175.c b/libavformat/rtpdec_rfc4175.c
index 060f725d3c..d45530e228 100644
--- a/libavformat/rtpdec_rfc4175.c
+++ b/libavformat/rtpdec_rfc4175.c
@@ -94,6 +94,19 @@ static int rfc4175_parse_fmtp(AVFormatContext *s, AVStream *stream,
     else if (!strncmp(attr, "exactframerate", 14)) {
         if (av_parse_video_rate(&data->framerate, value) < 0)
             return AVERROR(EINVAL);
+    } else if (!strncmp(attr, "TCS", 3)) {
+        if (!strncmp(value, "SDR", 3))
+            stream->codecpar->color_trc = AVCOL_TRC_BT709;
+        else if (!strncmp(value, "PQ", 2))
+            stream->codecpar->color_trc = AVCOL_TRC_SMPTE2084;
+        else if (!strncmp(value, "HLG", 3))
+            stream->codecpar->color_trc = AVCOL_TRC_ARIB_STD_B67;
+        else if (!strncmp(value, "LINEAR", 6))
+            stream->codecpar->color_trc = AVCOL_TRC_LINEAR;
+        else if (!strncmp(value, "ST428-1", 7))
+            stream->codecpar->color_trc = AVCOL_TRC_SMPTEST428_1;
+        else
+            stream->codecpar->color_trc = AVCOL_TRC_UNSPECIFIED;
     }
 
     return 0;