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Code Issues Releases Activity

avformat/mpegts: implement dv_md_compression

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This commit is contained in:
Niklas Haas 2024-07-16 13:19:51 +02:00
parent b3a9fab9da
commit ce8166a19c
1 changed files with 6 additions and 2 deletions
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8
libavformat/mpegts.c
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@ -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: