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authorEzequiel Garcia <ezequiel@collabora.com>2021-04-29 16:48:13 +0200
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2021-05-23 19:21:31 +0200
commitb6d7e8031c9c17462935329ca8b37f0da2f99da0 (patch)
tree2d1024ed558426b3ca3efc275a0001220fc6400a /Documentation
parentf329e21e9dadc5c8ee37c781b30fe63bf7217201 (diff)
media: uapi: mpeg2: Move reference buffer fields
The forward and backwards references are specified per-picture and not per-slice. Move it to V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE. Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com> Tested-by: Jernej Skrabec <jernej.skrabec@siol.net> Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net> Tested-by: Daniel Almeida <daniel.almeida@collabora.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst28
1 files changed, 14 insertions, 14 deletions
diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
index f96a2dcb22cc..1765b2a1129d 100644
--- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
+++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
@@ -1636,20 +1636,6 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
* - __u32
- ``data_bit_offset``
- Offset (in bits) to the video data in the current slice data.
- * - __u64
- - ``backward_ref_ts``
- - Timestamp of the V4L2 capture buffer to use as backward reference, used
- with B-coded and P-coded frames. The timestamp refers to the
- ``timestamp`` field in struct :c:type:`v4l2_buffer`. Use the
- :c:func:`v4l2_timeval_to_ns()` function to convert the struct
- :c:type:`timeval` in struct :c:type:`v4l2_buffer` to a __u64.
- * - __u64
- - ``forward_ref_ts``
- - Timestamp for the V4L2 capture buffer to use as forward reference, used
- with B-coded frames. The timestamp refers to the ``timestamp`` field in
- struct :c:type:`v4l2_buffer`. Use the :c:func:`v4l2_timeval_to_ns()`
- function to convert the struct :c:type:`timeval` in struct
- :c:type:`v4l2_buffer` to a __u64.
* - __u32
- ``quantiser_scale_code``
- Code used to determine the quantization scale to use for the IDCT.
@@ -1742,6 +1728,20 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
:stub-columns: 0
:widths: 1 1 2
+ * - __u64
+ - ``backward_ref_ts``
+ - Timestamp of the V4L2 capture buffer to use as backward reference, used
+ with B-coded and P-coded frames. The timestamp refers to the
+ ``timestamp`` field in struct :c:type:`v4l2_buffer`. Use the
+ :c:func:`v4l2_timeval_to_ns()` function to convert the struct
+ :c:type:`timeval` in struct :c:type:`v4l2_buffer` to a __u64.
+ * - __u64
+ - ``forward_ref_ts``
+ - Timestamp for the V4L2 capture buffer to use as forward reference, used
+ with B-coded frames. The timestamp refers to the ``timestamp`` field in
+ struct :c:type:`v4l2_buffer`. Use the :c:func:`v4l2_timeval_to_ns()`
+ function to convert the struct :c:type:`timeval` in struct
+ :c:type:`v4l2_buffer` to a __u64.
* - __u32
- ``flags``
- See :ref:`MPEG-2 Picture Flags <mpeg2_picture_flags>`.

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