[FFmpeg-user] nvenc h264 encoding

[tyt xtreme]

And what can i do on Windows to check these capabilities?
Btw the GPU is a Gainward 6 Gb nVidia GTX 980 Ti so i think this should
support the above formats.

On Thu, Oct 13, 2016 at 1:52 PM, Sven C. Dack <sven.c.dack at sky.com> wrote:

> On 13/10/16 11:34, tyt xtreme wrote:
>
>> Dear All,
>>
>> Any idea why this encoding doesn't work?
>>
>> $ ffmpeg -i perspective.mp4 -c:v h264_nvenc -profile:v high444p
>> -pixel_format yuv444p -preset default perspective_out.mp4
>>
>> ...
>> [h264_nvenc @ 0000000001d84640] No free surfaces
>> Video encoding failed
>> Conversion failed!
>>
> Surfaces are a reference to the memory buffers used by the encoder. You
> can find out about which surfaces your graphics card supports by opening
> the Nvidia settings panel, -> "VDPAU Information", -> "Surface Limits".
>
> If your card doesn't support the pixel format or the picture exceeds the
> surface limit might this already explain why you get this error message.
> Although I would expect to see a different error message...
>
> You can also check with "nvidia-smi" which applications are currently
> using your graphics card. Suspended processes, zombie processes or just
> multiple processes can also exhaust the amount of available surfaces.
>
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