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cache: Fallback to using the cache size for AVSEEK_SIZE if the underlaying protocol has nothing better. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-10-16 16:54:27 +02:00
parent e9f62a8b2b
commit 02b651a7e3
1 changed files with 8 additions and 1 deletions
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9
libavformat/cache.c
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@ -95,7 +95,14 @@ static int64_t cache_seek(URLContext *h, int64_t pos, int whence)
Context *c= h->priv_data;
if (whence == AVSEEK_SIZE) {
return ffurl_seek(c->inner, pos, whence);
pos= ffurl_seek(c->inner, pos, whence);
if(pos <= 0){
pos= ffurl_seek(c->inner, -1, SEEK_END);
ffurl_seek(c->inner, c->end, SEEK_SET);
if(pos <= 0)
return c->end;
}
return pos;
}
pos= lseek(c->fd, pos, whence);