[Ffmpeg-devel] [Ffmpeg-devel-old] Verifying losslessness
Wed Aug 3 18:56:48 CEST 2005
Mike Melanson wrote:
> I am prototyping a new lossless video codec. Are there any
> recommendations for how I should validate the losslessness of the
> codec? I could write out each of the original frames of a file as
> individual raw files, encode and decode with the new codec, and diff
> each decoded frame with the original frames. That seems tedious. And
> Does FFmpeg have built-in facilities to help with this? I see
> there is a -psnr option but I do not understand how it works.
MD5sums seams like a good alternative to me.
More information about the ffmpeg-devel