From: Helen Koike <helen.koike@collabora.com>
To: linux-media@vger.kernel.org
Cc: hverkuil@xs4all.nl, hans.verkuil@cisco.com,
laurent.pinchart@ideasonboard.com, kernel@collabora.com,
linux-kernel@vger.kernel.org
Subject: [PATCH] media: doc: pixfmt-yuv: Fix 4:4:4 subsampling info
Date: Fri, 22 Jan 2021 15:27:23 -0300 [thread overview]
Message-ID: <20210122182723.327438-1-helen.koike@collabora.com> (raw)
YUV 4:4:4 is not subsampled, fix this in the docs.
Fixes: da785536e007 ("media: doc: pixfmt-yuv: Move all semi-planar YUV formats to common file")
Signed-off-by: Helen Koike <helen.koike@collabora.com>
---
Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst b/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst
index 7d4d39201a3f..bcb4ef24c334 100644
--- a/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst
+++ b/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst
@@ -396,8 +396,8 @@ number of lines as the luma plane.
NV24 and NV42
-------------
-Semi-planar YUV 4:4:4 formats. The chroma plane is subsampled by 2 in the
-horizontal direction. Chroma lines contain half the number of pixels and the
+Semi-planar YUV 4:4:4 formats. No sub-sampling.
+Chroma lines contain the same number of pixels and the
same number of bytes as luma lines, and the chroma plane contains the same
number of lines as the luma plane.
--
2.30.0
next reply other threads:[~2021-01-22 18:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-22 18:27 Helen Koike [this message]
2021-01-23 9:56 ` [PATCH] media: doc: pixfmt-yuv: Fix 4:4:4 subsampling info Laurent Pinchart
2021-01-25 13:57 ` Helen Koike
2021-01-25 14:02 ` Helen Koike
2021-01-25 14:07 ` Laurent Pinchart
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