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Code Issues Releases Activity

Support IFF ANNO (annotation) chunk type

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Originally committed as revision 21847 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Peter Ross 2010-02-16 09:55:56 +00:00
parent cbba8fec23
commit 899605f150
1 changed files with 11 additions and 0 deletions
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11
libavformat/iff.c
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@ -51,6 +51,7 @@
#define ID_NAME MKTAG('N','A','M','E')
#define ID_TEXT MKTAG('T','E','X','T')
#define ID_BODY MKTAG('B','O','D','Y')
#define ID_ANNO MKTAG('A','N','N','O')
#define LEFT 2
#define RIGHT 4
@ -99,6 +100,7 @@ static int iff_read_header(AVFormatContext *s,
uint32_t chunk_id, data_size;
int padding, done = 0;
int compression = -1;
char *buf;
st = av_new_stream(s, 0);
if (!st)
@ -156,6 +158,15 @@ static int iff_read_header(AVFormatContext *s,
url_fskip(pb, 4); // source page width, height
break;
case ID_ANNO:
buf = av_malloc(data_size + 1);
if (!buf)
break;
get_buffer(pb, buf, data_size);
buf[data_size] = 0;
av_metadata_set2(&s->metadata, "comment", buf, AV_METADATA_DONT_STRDUP_VAL);
break;
default:
url_fseek(pb, data_size + padding, SEEK_CUR);
break;