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authorStefan Muenzel <stefanmuenzel@googlemail.com>2012-07-29 02:49:14 +0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-13 22:49:56 +0400
commitca47e7192c314193c13942dec45f4070f57ab5a6 (patch)
treecea28d3a3c55016bff452e0f8dc3bd0acf63ea9b /drivers
parent6fd90db8df379e215f2d495d0b4f3d2553c00277 (diff)
downloadlinux-ca47e7192c314193c13942dec45f4070f57ab5a6.tar.xz
[media] uvcvideo: Support 10bit, 12bit and alternate 8bit greyscale formats
The SPCAM SP620U camera uses the alternate "Y8 " GUID for the 8-bit greyscale format, and supports a 12-bit greyscale format. Add support for those in the driver, as well as for 10-bit greyscale formats. Signed-off-by: Stefan Muenzel <stefanmuenzel@googlemail.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/video/uvc/uvc_driver.c19
-rw-r--r--drivers/media/video/uvc/uvcvideo.h9
2 files changed, 26 insertions, 2 deletions
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c
index 1d131720b6d7..11db2621660a 100644
--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -95,12 +95,27 @@ static struct uvc_format_desc uvc_fmts[] = {
.fcc = V4L2_PIX_FMT_UYVY,
},
{
- .name = "Greyscale (8-bit)",
+ .name = "Greyscale 8-bit (Y800)",
.guid = UVC_GUID_FORMAT_Y800,
.fcc = V4L2_PIX_FMT_GREY,
},
{
- .name = "Greyscale (16-bit)",
+ .name = "Greyscale 8-bit (Y8 )",
+ .guid = UVC_GUID_FORMAT_Y8,
+ .fcc = V4L2_PIX_FMT_GREY,
+ },
+ {
+ .name = "Greyscale 10-bit (Y10 )",
+ .guid = UVC_GUID_FORMAT_Y10,
+ .fcc = V4L2_PIX_FMT_Y10,
+ },
+ {
+ .name = "Greyscale 12-bit (Y12 )",
+ .guid = UVC_GUID_FORMAT_Y12,
+ .fcc = V4L2_PIX_FMT_Y12,
+ },
+ {
+ .name = "Greyscale 16-bit (Y16 )",
.guid = UVC_GUID_FORMAT_Y16,
.fcc = V4L2_PIX_FMT_Y16,
},
diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h
index 7c3d082505b7..3764040475bb 100644
--- a/drivers/media/video/uvc/uvcvideo.h
+++ b/drivers/media/video/uvc/uvcvideo.h
@@ -79,6 +79,15 @@
#define UVC_GUID_FORMAT_Y800 \
{ 'Y', '8', '0', '0', 0x00, 0x00, 0x10, 0x00, \
0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y8 \
+ { 'Y', '8', ' ', ' ', 0x00, 0x00, 0x10, 0x00, \
+ 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y10 \
+ { 'Y', '1', '0', ' ', 0x00, 0x00, 0x10, 0x00, \
+ 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y12 \
+ { 'Y', '1', '2', ' ', 0x00, 0x00, 0x10, 0x00, \
+ 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
#define UVC_GUID_FORMAT_Y16 \
{ 'Y', '1', '6', ' ', 0x00, 0x00, 0x10, 0x00, \
0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}