On 07/19/18 15:15, sakari.ailus@xxxxxx wrote:
> On Thu, Jul 19, 2018 at 02:13:50PM +0200, Hans Verkuil wrote:
>> From: Hans Verkuil <hansverk@xxxxxxxxx>
>>
>> Add a new pixelformat for the vicodec software codec using the
>> Fast Walsh Hadamard Transform.
>>
>> Signed-off-by: Hans Verkuil <hansverk@xxxxxxxxx>
>
> Could you add documentation for this format, please?
>
??? It's part of the patch:
diff --git a/Documentation/media/uapi/v4l/pixfmt-compressed.rst b/Documentation/media/uapi/v4l/pixfmt-compressed.rst
index abec03937bb3..e5419f046b59 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.
Since the whole codec is implemented in the vicodec source I didn't think it
necessary to say more about it.
Regards,
Hans
