[FFmpeg-devel] lavf/matroska*: add support for signed integers

Jan Gerber j at v2v.cc
Fri Nov 15 11:28:21 CET 2013


On 11/14/2013 10:53 PM, Michael Niedermayer wrote:
> 
> if i try the example from http://matroska.org/technical/specs/index.html
> 0xFE & 0x80
>     negative = 1
>     0x7E
> 
> if(negative)
>     num = 0 - 0x7E
> 
> this does nt seem to reach the expected -2 which is 0xFE
> 
> but maybe iam missing something
> 

good catch, fixed version attached.

---
 libavformat/matroskadec.c | 27 +++++++++++++++++++++++++++
 libavformat/matroskaenc.c | 21 +++++++++++++++++++++
 2 files changed, 48 insertions(+)


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