[CinCV TNG] export h264 with render farm

Einar R√ľnkaru einarrunkaru at gmail.com
Mon Oct 26 17:27:42 CET 2015



On 10/26/2015 07:18 PM, Ben Suttor wrote:
> hi
>
> I'm having trouble to correctly render a video with h264 compression on
> a render farm. I tried several formats in cinelerra (non-cv) which
> results in either (partly) currupted files or missing frames between the
> splitted files... this is very annoying
>
> I know the h264 export is broken in cin-cv however I wasn't able to get
> my slave to render with the YUV4MPEG pipe. I guess my command is just
> wrong.
>
> I used:
>
> ffmpeg  -i - -y -vcodec libx264 -preset slow -crf 22 %
>
> however I always get the following error on my slave:
>
> Unable to find a suitable output format for [...]: Invalid argument
>
>
> Running ffmpeg directly with the same arguments on the slave is working
> though.I then used one of the presets in the YUV4MPEG pipe just to see
> if I could render using ffmpeg at all, but that resulted in missing
> frames again. So I have the bad feeling that even if I manage to get
> h264 compression working through the pipe I will allway end up having
> lost frames...
>
>
FFmpeg doesn't know into what container you want your output. Filename 
should have extension or parameters specifying output format.

Einar


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