[FFmpeg-user] hwaccel cuvid with filters

[Daniel Oberhoff]

>> 
>> Maybe someone can explain how to use in filters?
> 
> 
> add 'hwdownload,format=nv12' to the beginning of filter.txt and
> 'hwupload_cuda' to the end.

I guess this could be improved with cuda specific filters. I am wondering if it was considered to allow generic gpu filters such as using OpenGL? That way it could also be made to work with non nvidia gpus