diff options
| author | Hans Verkuil <hverkuil@xs4all.nl> | 2010-03-22 04:52:21 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-05-18 00:51:29 -0300 |
| commit | b3e212dcbddb10b44d472a5f4c23d5aa0b5876ca (patch) | |
| tree | c2ce210a264b18450443dff06bdad3e24b3f4464 | |
| parent | 4bfdd58604ead4d49b29630ee8f72c99b7803b7d (diff) | |
V4L/DVB: v4l: add V4L2_PIX_FMT_Y4 and V4L2_PIX_FMT_Y6 pixelformats
Old 4 and 6 bit greyscale pixel formats for the old bw-qcam webcam.
This is needed to convert it to V4L2.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | Documentation/DocBook/v4l/pixfmt.xml | 12 | ||||
| -rw-r--r-- | include/linux/videodev2.h | 2 |
2 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/DocBook/v4l/pixfmt.xml b/Documentation/DocBook/v4l/pixfmt.xml index 885968d6a2f..c4ad0a8e42d 100644 --- a/Documentation/DocBook/v4l/pixfmt.xml +++ b/Documentation/DocBook/v4l/pixfmt.xml @@ -792,6 +792,18 @@ http://www.thedirks.org/winnov/</ulink></para></entry> <entry>'YYUV'</entry> <entry>unknown</entry> </row> + <row id="V4L2-PIX-FMT-Y4"> + <entry><constant>V4L2_PIX_FMT_Y4</constant></entry> + <entry>'Y04 '</entry> + <entry>Old 4-bit greyscale format. Only the least significant 4 bits of each byte are used, +the other bits are set to 0.</entry> + </row> + <row id="V4L2-PIX-FMT-Y6"> + <entry><constant>V4L2_PIX_FMT_Y6</constant></entry> + <entry>'Y06 '</entry> + <entry>Old 6-bit greyscale format. Only the least significant 6 bits of each byte are used, +the other bits are set to 0.</entry> + </row> </tbody> </tgroup> </table> diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 418dacf5261..6fb0b2daa5b 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -294,6 +294,8 @@ struct v4l2_pix_format { /* Grey formats */ #define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */ +#define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */ +#define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */ #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ |