[FFmpeg-devel] [PATCH 7/7] avformat/dashenc: fix writting the AV1 codec string in mp4 mode
James Almer
jamrial at gmail.com
Tue Jul 30 23:19:50 EEST 2019
>From https://aomediacodec.github.io/av1-isobmff/#codecsparam, the parameters
sample entry 4CC, profile, level, tier, and bitDepth are all mandatory fields.
All the other fields are optional, mutually inclusive (all or none).
Fixes ticket #8049
Signed-off-by: James Almer <jamrial at gmail.com>
---
libavformat/dashenc.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/libavformat/dashenc.c b/libavformat/dashenc.c
index 50eba370d9..a3d8168110 100644
--- a/libavformat/dashenc.c
+++ b/libavformat/dashenc.c
@@ -35,6 +35,7 @@
#include "libavutil/time.h"
#include "libavutil/time_internal.h"
+#include "av1.h"
#include "avc.h"
#include "avformat.h"
#include "avio_internal.h"
@@ -389,6 +390,21 @@ static void set_codec_str(AVFormatContext *s, AVCodecParameters *par,
av_strlcatf(str, size, ".%02x%02x%02x",
extradata[1], extradata[2], extradata[3]);
av_free(tmpbuf);
+ } else if (!strcmp(str, "av01")) {
+ AV1SequenceParameters seq;
+ if (!par->extradata_size)
+ return;
+ if (ff_av1_parse_seq_header(&seq, par->extradata, par->extradata_size) < 0)
+ return;
+
+ av_strlcatf(str, size, ".%01u.%02u%s.%02u",
+ seq.profile, seq.level, seq.tier ? "H" : "M", seq.bitdepth);
+ if (seq.color_description_present_flag)
+ av_strlcatf(str, size, ".%01u.%01u%01u%01u.%02u.%02u.%02u.%01u",
+ seq.monochrome,
+ seq.chroma_subsampling_x, seq.chroma_subsampling_y, seq.chroma_sample_position,
+ seq.color_primaries, seq.transfer_characteristics, seq.matrix_coefficients,
+ seq.color_range);
}
}
--
2.22.0
More information about the ffmpeg-devel
mailing list