From 16f825085a53dc7241ef375e9bed9856435d4c16 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tom=C3=A1s=20Touceda?= <chiiph@gentoo.org>
Date: Fri, 10 Sep 2010 23:29:07 +0000
Subject: [PATCH] FLV Metadata
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Patch by Tomás Touceda, chiiph gentoo org

Originally committed as revision 25101 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/flvenc.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index bbf91ff00b..29b7b1d1ef 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -22,6 +22,7 @@
 #include "flv.h"
 #include "internal.h"
 #include "avc.h"
+#include "metadata.h"
 
 #undef NDEBUG
 #include <assert.h>
@@ -176,6 +177,7 @@ static int flv_write_header(AVFormatContext *s)
     int i;
     double framerate = 0.0;
     int metadata_size_pos, data_size;
+    AVMetadataTag *tag = NULL;
 
     for(i=0; i<s->nb_streams; i++){
         AVCodecContext *enc = s->streams[i]->codec;
@@ -272,6 +274,12 @@ static int flv_write_header(AVFormatContext *s)
         put_amf_double(pb, audio_enc->codec_tag);
     }
 
+    while ((tag = av_metadata_get(s->metadata, "", tag, AV_METADATA_IGNORE_SUFFIX))) {
+        put_amf_string(pb, tag->key);
+        put_byte(pb, AMF_DATA_TYPE_STRING);
+        put_amf_string(pb, tag->value);
+    }
+
     put_amf_string(pb, "filesize");
     flv->filesize_offset= url_ftell(pb);
     put_amf_double(pb, 0); // delayed write