On Mon, Feb 11, 2019 at 02:12:25PM -0300, Ezequiel Garcia wrote:
> On Mon, 2019-02-11 at 15:39 +0100, Maxime Ripard wrote:
> >
> > diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
> > index d6eed479c3a6..6fc955926bdb 100644
> > --- a/include/uapi/linux/videodev2.h
> > +++ b/include/uapi/linux/videodev2.h
> > @@ -645,6 +645,7 @@ struct v4l2_pix_format {
> > #define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
> > #define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
> > #define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
> > +#define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4') /* H264 parsed slices */
>
> Nicolas and I have discussed the pixel format, and came up with
> the following proposal.
>
> Given this format represents H264 parsed slices, without any start code,
> perhpaps we name it as:
>
> V4L2_PIX_FMT_H264_SLICE_RAW
>
> Then, we'd also add:
>
> V4L2_PIX_FMT_H264_SLICE_ANNEX_B
>
> To represent H264 parsed slices with annex B (3- or 4-byte) start code.
> This one is what the Rockchip VPU driver would expose.
>
> Ideas?
I think we discussed that idea already, and I'm all for it.
Maxime
--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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