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match format in names list separated by commas

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Originally committed as revision 16659 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2009-01-17 21:40:27 +00:00
parent 055dc116fc
commit 2323ac0154
1 changed files with 19 additions and 1 deletions
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20
libavformat/utils.c
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@ -153,6 +153,24 @@ int match_ext(const char *filename, const char *extensions)
return 0;
}
static int match_format(const char *name, const char *names)
{
const char *p;
int len, namelen;
if (!name || !names)
return 0;
namelen = strlen(name);
while ((p = strchr(names, ','))) {
len = FFMAX(p - names, namelen);
if (!strncasecmp(name, names, len))
return 1;
names = p+1;
}
return !strcasecmp(name, names);
}
AVOutputFormat *guess_format(const char *short_name, const char *filename,
const char *mime_type)
{
@ -232,7 +250,7 @@ AVInputFormat *av_find_input_format(const char *short_name)
{
AVInputFormat *fmt;
for(fmt = first_iformat; fmt != NULL; fmt = fmt->next) {
if (!strcmp(fmt->name, short_name))
if (match_format(short_name, fmt->name))
return fmt;
}
return NULL;