diff options
| author | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2011-01-24 18:51:00 +0100 |
|---|---|---|
| committer | Janne Grunau <janne-ffmpeg@jannau.net> | 2011-01-24 21:25:43 +0100 |
| commit | 032f4068646d6d29f4657eeb69425ec349dcaa7c (patch) | |
| tree | dc1330bf3cf03f215781d6973ccb4112f434fd90 /libavutil/lzo.c | |
| parent | 2b0decf60ba6dd5eec16e88d4b816e56108a2935 (diff) | |
Handle input or output len of 0 properly in lzo decoder.
(cherry picked from commit 7d5082600ee63d879c2a325974ea09c8ace05019)
Diffstat (limited to 'libavutil/lzo.c')
| -rw-r--r-- | libavutil/lzo.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libavutil/lzo.c b/libavutil/lzo.c index a876fc7776..40a41a424d 100644 --- a/libavutil/lzo.c +++ b/libavutil/lzo.c @@ -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; |