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media: v4l2-ctrls: Add new V4L2_H264_DECODE_PARAM_FLAG_P/BFRAME flags

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Add new V4L2_H264_DECODE_PARAM_FLAG_P/BFRAME flags that are needed by
NVIDIA Tegra video decoder. Userspace will have to set these flags in
accordance to the type of a decoded frame.

Reviewed-by: Nicolas Dufresne <nicolas@collabora.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Dmitry Osipenko 2022-02-20 21:46:16 +01:00 committed by Mauro Carvalho Chehab
parent 875fa4c0d8
commit 96ba61ee53
2 changed files with 8 additions and 0 deletions
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6
Documentation/userspace-api/media/v4l/ext-ctrls-codec-stateless.rst
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@ -616,6 +616,12 @@ Stateless Codec Control ID
* - ``V4L2_H264_DECODE_PARAM_FLAG_BOTTOM_FIELD``
- 0x00000004
-
* - ``V4L2_H264_DECODE_PARAM_FLAG_PFRAME``
- 0x00000008
-
* - ``V4L2_H264_DECODE_PARAM_FLAG_BFRAME``
- 0x00000010
-
.. raw:: latex

2
include/uapi/linux/v4l2-controls.h
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@ -1563,6 +1563,8 @@ struct v4l2_h264_dpb_entry {
#define V4L2_H264_DECODE_PARAM_FLAG_IDR_PIC 0x01
#define V4L2_H264_DECODE_PARAM_FLAG_FIELD_PIC 0x02
#define V4L2_H264_DECODE_PARAM_FLAG_BOTTOM_FIELD 0x04
#define V4L2_H264_DECODE_PARAM_FLAG_PFRAME 0x08
#define V4L2_H264_DECODE_PARAM_FLAG_BFRAME 0x10
#define V4L2_CID_STATELESS_H264_DECODE_PARAMS (V4L2_CID_CODEC_STATELESS_BASE + 7)
/**