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authorHans Verkuil <hans.verkuil@cisco.com>2018-07-04 10:13:47 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-07-25 08:09:00 -0400
commit62c3fce04154777e6a3ce3a27f123b645d36dcff (patch)
tree1f847d78437bc2e204b38e102384a43a43fbd99b /Documentation/media/uapi
parentmedia: media.h: add encoder/decoder functions for codecs (diff)
downloadlinux-dev-62c3fce04154777e6a3ce3a27f123b645d36dcff.tar.xz
linux-dev-62c3fce04154777e6a3ce3a27f123b645d36dcff.zip
media: videodev.h: add PIX_FMT_FWHT for use with vicodec
Add a new pixelformat for the vicodec software codec using the Fast Walsh Hadamard Transform. Signed-off-by: Hans Verkuil <hansverk@cisco.com> Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'Documentation/media/uapi')
-rw-r--r--Documentation/media/uapi/v4l/pixfmt-compressed.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/media/uapi/v4l/pixfmt-compressed.rst b/Documentation/media/uapi/v4l/pixfmt-compressed.rst
index abec03937bb3..d382e7a5c38e 100644
--- a/Documentation/media/uapi/v4l/pixfmt-compressed.rst
+++ b/Documentation/media/uapi/v4l/pixfmt-compressed.rst
@@ -95,3 +95,10 @@ Compressed Formats
- ``V4L2_PIX_FMT_HEVC``
- 'HEVC'
- HEVC/H.265 video elementary stream.
+ * .. _V4L2-PIX-FMT-FWHT:
+
+ - ``V4L2_PIX_FMT_FWHT``
+ - 'FWHT'
+ - Video elementary stream using a codec based on the Fast Walsh Hadamard
+ Transform. This codec is implemented by the vicodec ('Virtual Codec')
+ driver. See the vicodec-codec.h header for more details.