On Monday 08 December 2014 08:28:00 pm Michael Niedermayer wrote:
> On Mon, Dec 08, 2014 at 03:42:25PM +0100, Gabor Nagy wrote:
> > Hello!
> >
> > Let me suggest two small changes in avidec.c
> > first is at 129. line and second at 663. line.
>
> please "git commit" your changes, write a proper commit message
> and generate a git patch with "git format-patch -1" and then
> post that patch here
>
> as is this is not reviewable
At least as important:
Please explain what these changes fix / how we can reproduce
the issues you see.
Thank you, Carl Eugen
diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index 78a6dea..a8318ff 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -126,7 +126,7 @@ static inline int get_duration(AVIStream *ast, int len)
{
if (ast->sample_size)
return len;
- else if (ast->dshow_block_align)
+ else if (ast->dshow_block_align > 1)
return (len + ast->dshow_block_align - 1) / ast->dshow_block_align;
else
return 1;
@@ -659,7 +659,7 @@ static int avi_read_header(AVFormatContext *s)
avio_rl32(pb); /* quality */
if (ast->cum_len*ast->scale/ast->rate > 3600) {
av_log(s, AV_LOG_ERROR, "crazy start time, iam scared, giving
up\n");
- return AVERROR_INVALIDDATA;
+ ast->cum_len = 0;
}
ast->sample_size = avio_rl32(pb); /* sample ssize */
ast->cum_len *= FFMAX(1, ast->sample_size);
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