Issue 115 in ffmbc: reproducable segfault when trying to process a certain .wmv in ffmbc

[ff...@googlecode.com]

Status: New
Owner: ----
Labels: Type-Defect Priority-Medium

New issue 115 by nie...@gmail.com: reproducable segfault when trying to
process a certain .wmv in ffmbc
http://code.google.com/p/ffmbc/issues/detail?id=115

What steps will reproduce the problem?
1.trying to process a certain .wmv with ffmbc
2.
3.

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What is the expected output? What do you see instead?
expected: encoding
instead: almost immediate segfault

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What version of the product are you using? On what operating system?
- home made windows executables 0.7rc7/0.7rc6 both 32bit and 64bit. built
using mingw64 (i686 and x86_64) on Ubuntu 12.04.
- downloaded windows 07rc7 executables(32/64) from this site.
- ffmbc0.7rc built on OpenSuse 12.1 and also Ubuntu 12.04 64bit

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Please provide any additional information below:
- With the same source file current ffmpeg git master fails to encode, but
doesn't segfault.
- ffmpeg git branch release/0.11.1 is able to de-/encode.

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- Full commandline run (with -v 3) and everything the program printed
without the repeating parts.
Windows 7:
D:\>ffmbc.exe -loglevel debug -v 3 -i d:\ugc_P11C97T.wmv -f mxf -acodec
pcm_s16le -ar 48000 -ac 2 -r pal -vcodec dvvideo -pix_fmt yuv422p -bff -s
720x576 test.mxf
FFmbc version 0.7-rc7
Copyright (c) 2008-2012 Baptiste Coudurier and the FFmpeg developers
[asf @ 00359C80] Format asf probed with size=2048 and score=100
[asf @ 00359C80] gpos mismatch our pos=24, end=26
[asf @ 00359C80] gpos mismatch our pos=24, end=4096
[asf @ 00359C80] gpos mismatch our pos=24, end=38
<<Windows Message Box reports APPCRASH of ffmbc.exe in ntdll.dll>>

Linux:
# ffmbc -loglevel debug -v 3 -i ugc_P11C97T.wmv -f mxf -acodec pcm_s16le
-ar 48000 -ac 2 -r pal -vcodec dvvideo -pix_fmt yuv422p -bff -s 720x576
test.mxf
FFmbc version 0.7-rc7
Copyright (c) 2008-2012 Baptiste Coudurier and the FFmpeg developers
[asf @ 0x1a05140] Format asf probed with size=2048 and score=100
[asf @ 0x1a05140] gpos mismatch our pos=24, end=26
[asf @ 0x1a05140] gpos mismatch our pos=24, end=4096
[asf @ 0x1a05140] gpos mismatch our pos=24, end=38
Segmentation Fault

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- Upload your sample somewhere and supply url
I can't post this .wmv to public.
But I can provide you with a download link via email if you want.

The .wmv file itself is user generated content uploaded to our website.
Don't blame me for it's silly content or how it's made. ;-)

[ff...@googlecode.com]

Comment #1 on issue 115 by baptiste...@gmail.com: reproducable segfault

when trying to process a certain .wmv in ffmbc
http://code.google.com/p/ffmbc/issues/detail?id=115

Please send me an email with the source file

[ff...@googlecode.com]

Comment #2 on issue 115 by nie...@gmail.com: reproducable segfault when

trying to process a certain .wmv in ffmbc
http://code.google.com/p/ffmbc/issues/detail?id=115

Hi again,

have you had a look into this issue?
As you wanted I've sent you an email with the source file attached on
September 1st 2012.

Or should I send it again?

Kind regards
Michael

[ff...@googlecode.com]

Comment #3 on issue 115 by baptiste...@gmail.com: reproducable segfault

when trying to process a certain .wmv in ffmbc
http://code.google.com/p/ffmbc/issues/detail?id=115

Yes should be fine and will be fixed

[ff...@googlecode.com]

Comment #4 on issue 115 by nie...@gmail.com: reproducable segfault when

trying to process a certain .wmv in ffmbc
http://code.google.com/p/ffmbc/issues/detail?id=115

Thank you! :-)

[ff...@googlecode.com]

Updates:
Status: Fixed

Comment #5 on issue 115 by baptiste...@gmail.com: reproducable segfault

when trying to process a certain .wmv in ffmbc
http://code.google.com/p/ffmbc/issues/detail?id=115

Should be fixed in rc8

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