v4l2 allocated dma memory

[Bing Song]

Hi,

Is v4l2 video decoder output dma memory cacheable or non-cacheable? I found videoconvert performance is bad with v4l2 video dma buffer output buffer. Is it possible to use cacheable v4l2 dma memory?

Regards,
Bing
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/gstreamer-devel/attachments/20210401/8f5bf237/attachment.htm>