[FFmpeg-devel] [PATCH] Fix interlaced MPEG2 decoder crash (issue2367)
Thu Dec 23 17:41:11 CET 2010
On 23.12.2010 18:33, Michael Niedermayer wrote:
> On Thu, Dec 23, 2010 at 11:19:55AM +0300, Anatoly Nenashev wrote:
>> On 23.12.2010 03:36, Michael Niedermayer wrote:
>>> On Thu, Dec 23, 2010 at 02:16:21AM +0300, Anatoly Nenashev wrote:
>>>> Full problem description available on https://roundup.ffmpeg.org/issue2367.
>>>> After some research I've found that sample file(exploit.bin) conflicts
>>>> with specification in the following lines:
>>> is anything capable of playing this file?
>>> or is it a damaged file?
>>> how has this file been created exactly?
>> Sample file is truncated version of the original file which has been
>> grabbed from Optelecom Siqura C-60.
>> I've left only two first pictures to minimize the problem. Original
>> sample uploaded to
>> It can be successfully decoded by libmpeg2 tools. By the way, libmpeg2
>> reports errors for exploit.bin and returns no frame but don't crash.
> If something can play this file then the patch is 100% wrong
> if nothing can play this file then the patch is still wrong because you drop
> the previous I field that has been decoded correctly.
Yes, first field can be successfully decoded, but second can not. Who
will need this half decoded frame?
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