[FFmpeg-devel] [PATCH v2 3/5] avformat/mpegts: implement dv_md_compression

[Niklas Haas <ffmpeg@haasn.xyz>]

From: Niklas Haas <git@haasn.dev>

---
 libavformat/mpegts.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index c66a1ea6ed..6b02187eb1 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -2213,10 +2213,12 @@ int ff_parse_mpeg2_descriptor(AVFormatContext *fc, AVStream *st, int stream_type
             if (desc_end - *pp >= 1) {  // 8 bits
                 buf = get8(pp, desc_end);
                 dovi->dv_bl_signal_compatibility_id = (buf >> 4) & 0x0f; // 4 bits
+                dovi->dv_md_compression = (buf >> 2) & 0x03; // 2 bits
             } else {
                 // 0 stands for None
                 // Dolby Vision V1.2.93 profiles and levels
                 dovi->dv_bl_signal_compatibility_id = 0;
+                dovi->dv_md_compression = AV_DOVI_COMPRESSION_NONE;
             }
 
             if (!av_packet_side_data_add(&st->codecpar->coded_side_data,
@@ -2228,14 +2230,16 @@ int ff_parse_mpeg2_descriptor(AVFormatContext *fc, AVStream *st, int stream_type
             }
 
             av_log(fc, AV_LOG_TRACE, "DOVI, version: %d.%d, profile: %d, level: %d, "
-                   "rpu flag: %d, el flag: %d, bl flag: %d, dependency_pid: %d, compatibility id: %d\n",
+                   "rpu flag: %d, el flag: %d, bl flag: %d, dependency_pid: %d, "
+                   "compatibility id: %d, compression: %d\n",
                    dovi->dv_version_major, dovi->dv_version_minor,
                    dovi->dv_profile, dovi->dv_level,
                    dovi->rpu_present_flag,
                    dovi->el_present_flag,
                    dovi->bl_present_flag,
                    dependency_pid,
-                   dovi->dv_bl_signal_compatibility_id);
+                   dovi->dv_bl_signal_compatibility_id,
+                   dovi->dv_md_compression);
         }
         break;
     default:
-- 
2.45.2

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