Thread (17 messages) 17 messages, 5 authors, 2019-03-06

Re: [PATCH v4 1/2] media: uapi: Add H264 low-level decoder API compound controls.

From: Maxime Ripard <hidden>
Date: 2019-02-27 10:01:54
Also in: linux-media, lkml

Hi Ezequiel,

On Fri, Feb 22, 2019 at 01:59:33PM -0300, Ezequiel Garcia wrote:
On Fri, 2019-02-22 at 16:46 +0900, Tomasz Figa wrote:
quoted
quoted
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 9a920f071ff9..6443ae53597f 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -653,6 +653,7 @@ 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 */
Are we okay with adding here already, without going through staging first?
Also regarding the pixel formats. I still think we should have two
pixel formats: V4L2_PIX_FMT_H264_SLICE_RAW and
V4L2_PIX_FMT_H264_SLICE_ANNEX_B, to properly represent "raw" NALUs
and "annex B" formatted NALUs.
I agree with that, but I was under the impression that it would be
part of your series, since you would be the prime user (at first at
least).

Maxime

-- 
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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