Associate the H.264 GUID with an H.264 pixel format so that frame
and stream based format descriptors with this GUID are recognized
by the UVC video driver.
---
drivers/media/video/uvc/uvc_driver.c | 5 +++++
drivers/media/video/uvc/uvcvideo.h | 3 +++
include/linux/videodev2.h | 1 +
3 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/media/video/uvc/uvc_driver.c
b/drivers/media/video/uvc/uvc_driver.c
index 6bcb9e1..a5a86ce 100644
--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -108,6 +108,11 @@ static struct uvc_format_desc uvc_fmts[] = {
.guid = UVC_GUID_FORMAT_MPEG,
.fcc = V4L2_PIX_FMT_MPEG,
},
+ {
+ .name = "H.264",
+ .guid = UVC_GUID_FORMAT_H264,
+ .fcc = V4L2_PIX_FMT_H264,
+ },
};
/* ------------------------------------------------------------------------
diff --git a/drivers/media/video/uvc/uvcvideo.h
b/drivers/media/video/uvc/uvcvideo.h
index e522f99..4f65ac6 100644
--- a/drivers/media/video/uvc/uvcvideo.h
+++ b/drivers/media/video/uvc/uvcvideo.h
@@ -155,6 +155,9 @@ struct uvc_xu_control {
#define UVC_GUID_FORMAT_MPEG \
{ 'M', 'P', 'E', 'G', 0x00, 0x00, 0x10, 0x00, \
0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_H264 \
+ { 'H', '2', '6', '4', 0x00, 0x00, 0x10, 0x00, \
+ 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
/* ------------------------------------------------------------------------
* Driver specific constants.
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 5f6f470..d3b5877 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -341,6 +341,7 @@ struct v4l2_pix_format {
#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG
*/
#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394
*/
#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4
*/
+#define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H.264 Annex-B
NAL Units */
/* Vendor-specific formats */
#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
--
1.7.3.5
--
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