try exact match before case insensitive match in codec_get_id

Originally committed as revision 9808 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2007-07-27 11:36:17 +00:00
parent 60ff1c4481
commit 41415d2856
1 changed files with 11 additions and 7 deletions

View File

@ -1671,13 +1671,17 @@ unsigned int codec_get_tag(const AVCodecTag *tags, int id)
enum CodecID codec_get_id(const AVCodecTag *tags, unsigned int tag)
{
while (tags->id != CODEC_ID_NONE) {
if( toupper((tag >> 0)&0xFF) == toupper((tags->tag >> 0)&0xFF)
&& toupper((tag >> 8)&0xFF) == toupper((tags->tag >> 8)&0xFF)
&& toupper((tag >>16)&0xFF) == toupper((tags->tag >>16)&0xFF)
&& toupper((tag >>24)&0xFF) == toupper((tags->tag >>24)&0xFF))
return tags->id;
tags++;
int i;
for(i=0; tags[i].id != CODEC_ID_NONE;i++) {
if(tag == tags[i].tag)
return tags[i].id;
}
for(i=0; tags[i].id != CODEC_ID_NONE; i++) {
if( toupper((tag >> 0)&0xFF) == toupper((tags[i].tag >> 0)&0xFF)
&& toupper((tag >> 8)&0xFF) == toupper((tags[i].tag >> 8)&0xFF)
&& toupper((tag >>16)&0xFF) == toupper((tags[i].tag >>16)&0xFF)
&& toupper((tag >>24)&0xFF) == toupper((tags[i].tag >>24)&0xFF))
return tags[i].id;
}
return CODEC_ID_NONE;
}