Handle input or output len of 0 properly in lzo decoder.

(cherry picked from commit 7d5082600e)
This commit is contained in:
Reimar Döffinger 2011-01-24 18:51:00 +01:00 committed by Janne Grunau
parent 2b0decf60b
commit 032f406864
1 changed files with 8 additions and 0 deletions

View File

@ -175,6 +175,14 @@ int av_lzo1x_decode(void *out, int *outlen, const void *in, int *inlen) {
int state= 0;
int x;
LZOContext c;
if (!*outlen || !*inlen) {
int res = 0;
if (!*outlen)
res |= AV_LZO_OUTPUT_FULL;
if (!*inlen)
res |= AV_LZO_INPUT_DEPLETED;
return res;
}
c.in = in;
c.in_end = (const uint8_t *)in + *inlen;
c.out = c.out_start = out;