[FFmpeg-devel] questions about VP8 decode, we found that there seems some buggs of code

Ronald S. Bultje rsbultje at gmail.com
Fri Apr 19 23:05:23 CEST 2013


On Fri, Apr 19, 2013 at 12:12 AM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> Wei Gao <highgod0401 <at> gmail.com> writes:
> > We want use GPU to decode VP8, but the output is a
> > little different from C code. So we reference the C
> > code and find there are some bits overflowed.
> Without a sample, this is not very likely to get fixed.

More importantly, you have not yet shown to me that your GPU decoder is
correct. Dixie and libvpx are the reference implementations, does your GPU
decode match them, and does ffvp8 give different output? Or do ffvp8, dixie
and libvpx match, but GPU gives different output?


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