On Fri, Nov 1, 2019 at 11:20 AM Zhong Li wrote:
> > A large initial_pool_size leads to redundant GPU memory allocations
> > compared with MSDK.
> >
> > For some special cases which needs larger GPU memory like look_ahead,
> > add -extra_hw_frames to allocate more.
> >
> > CMD:
> > ffmpeg -hwaccel
> A large initial_pool_size leads to redundant GPU memory allocations
> compared with MSDK.
>
> For some special cases which needs larger GPU memory like look_ahead,
> add -extra_hw_frames to allocate more.
>
> CMD:
> ffmpeg -hwaccel qsv -extra_hw_frames 50 -c:v hevc_qsv -i hevc.h265 -c:v
> h264_q
A large initial_pool_size leads to redundant GPU memory allocations
compared with MSDK.
For some special cases which needs larger GPU memory like look_ahead,
add -extra_hw_frames to allocate more.
CMD:
ffmpeg -hwaccel qsv -extra_hw_frames 50 -c:v hevc_qsv -i hevc.h265 -c:v h264_qsv
-look_ahead 1