* [FFmpeg-devel] [PATCH] [WIP] libavformat/dashenc: preserve metadata in dashenc (PR #20596)
@ 2025-09-24 10:46 damitha via ffmpeg-devel
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From: damitha via ffmpeg-devel @ 2025-09-24 10:46 UTC (permalink / raw)
To: ffmpeg-devel; +Cc: damitha
PR #20596 opened by damitha
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20596
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20596.patch
Currently stream level and container level metadata are dropped. This PR will address that.
>From 0c852b6a80b4529759994424ca7d31c3c2c2d290 Mon Sep 17 00:00:00 2001
From: Damitha Gunawardena <damitha.guns@gmail.com>
Date: Wed, 24 Sep 2025 20:44:10 +1000
Subject: [PATCH] preserve metadata in dashenc
---
libavformat/dashenc.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavformat/dashenc.c b/libavformat/dashenc.c
index af92e38bbd..9a5a2bc675 100644
--- a/libavformat/dashenc.c
+++ b/libavformat/dashenc.c
@@ -1731,6 +1731,8 @@ static int dash_write_header(AVFormatContext *s)
int i, ret;
for (i = 0; i < s->nb_streams; i++) {
OutputStream *os = &c->streams[i];
+ av_dict_copy(&os->ctx->metadata, s->metadata, 0);
+ av_dict_copy(&os->ctx->metadata, s->streams[i]->metadata, 0);
if ((ret = avformat_write_header(os->ctx, NULL)) < 0)
return ret;
--
2.49.1
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2025-09-24 10:46 [FFmpeg-devel] [PATCH] [WIP] libavformat/dashenc: preserve metadata in dashenc (PR #20596) damitha via ffmpeg-devel
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