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[FFmpeg-devel,3/3] lavf/dashdec: Add missed side data/disposition

Message ID 1591279975-31536-3-git-send-email-mypopydev@gmail.com
State Accepted
Commit 3cf2f515e392ab22594f34966e93e75931cfc7e2
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Series [FFmpeg-devel,1/3] fftools/ffmpeg: cosmetics
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Commit Message

Jun Zhao June 4, 2020, 2:12 p.m. UTC
From: Jun Zhao <barryjzhao@tencent.com>

dash demuxer get the strem info form sub-stream, but missed sida
data/disposition part, e,g, missed the DOVI sida data when the
stream is Dolby Vision streams

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
---
 libavformat/dashdec.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
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Patch

diff --git a/libavformat/dashdec.c b/libavformat/dashdec.c
index ec2aadc..694782c 100644
--- a/libavformat/dashdec.c
+++ b/libavformat/dashdec.c
@@ -2001,6 +2001,20 @@  static int open_demux_for_component(AVFormatContext *s, struct representation *p
         st->id = i;
         avcodec_parameters_copy(st->codecpar, ist->codecpar);
         avpriv_set_pts_info(st, ist->pts_wrap_bits, ist->time_base.num, ist->time_base.den);
+
+        // copy disposition
+        st->disposition = ist->disposition;
+
+        // copy side data
+        for (int i = 0; i < ist->nb_side_data; i++) {
+            const AVPacketSideData *sd_src = &ist->side_data[i];
+            uint8_t *dst_data;
+
+            dst_data = av_stream_new_side_data(st, sd_src->type, sd_src->size);
+            if (!dst_data)
+                return AVERROR(ENOMEM);
+            memcpy(dst_data, sd_src->data, sd_src->size);
+        }
     }
 
     return 0;