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Date: Tue, 25 Aug 2020 00:52:28 -0300 From: Ezequiel Garcia <ezequiel@...labora.com> To: linux-media@...r.kernel.org, linux-kernel@...r.kernel.org Cc: Tomasz Figa <tfiga@...omium.org>, kernel@...labora.com, Jonas Karlman <jonas@...boo.se>, Hans Verkuil <hverkuil@...all.nl>, Alexandre Courbot <acourbot@...omium.org>, Jeffrey Kardatzke <jkardatzke@...omium.org>, Nicolas Dufresne <nicolas.dufresne@...labora.com>, Philipp Zabel <p.zabel@...gutronix.de>, Maxime Ripard <mripard@...nel.org>, Paul Kocialkowski <paul.kocialkowski@...tlin.com>, Jernej Skrabec <jernej.skrabec@...l.net>, Ezequiel Garcia <ezequiel@...labora.com> Subject: [PATCH v4 02/19] media: uapi: h264: Further clarify scaling lists order Commit 0b0393d59eb4a ("media: uapi: h264: clarify expected scaling_list_4x4/8x8 order") improved the documentation on H264 scaling lists order. This commit improves the documentation by clarifying that the lists themselves are expected in raster scan order. Signed-off-by: Ezequiel Garcia <ezequiel@...labora.com> Tested-by: Jonas Karlman <jonas@...boo.se> --- v2: * Use "raster scan order" instead of "matrix order" --- Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst index df1c4fc5cb48..2cce412f5be1 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst @@ -1725,12 +1725,14 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - - ``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. + Inter Cb, Inter Cr. The values on each scaling list are + expected in raster scan order. * - __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. + Intra Cr, Inter Cr. The values on each scaling list are + expected in raster scan order. ``V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAMS (struct)`` Specifies the slice parameters (as extracted from the bitstream) -- 2.27.0
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