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-rw-r--r--Documentation/media/uapi/v4l/ext-ctrls-codec.rst8
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/media/uapi/v4l/ext-ctrls-codec.rst b/Documentation/media/uapi/v4l/ext-ctrls-codec.rst
index a1209f68c5e8..28313c0f4e7c 100644
--- a/Documentation/media/uapi/v4l/ext-ctrls-codec.rst
+++ b/Documentation/media/uapi/v4l/ext-ctrls-codec.rst
@@ -1713,10 +1713,14 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
* - __u8
- ``scaling_list_4x4[6][16]``
- -
+ - Scaling matrix after applying the inverse scanning process.
+ Expected list order is Intra Y, Intra Cb, Intra Cr, Inter Y,
+ Inter Cb, Inter Cr.
* - __u8
- ``scaling_list_8x8[6][64]``
- -
+ - Scaling matrix after applying the inverse scanning process.
+ Expected list order is Intra Y, Inter Y, Intra Cb, Inter Cb,
+ Intra Cr, Inter Cr.
``V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAMS (struct)``
Specifies the slice parameters (as extracted from the bitstream)