diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2013-08-22 23:20:43 +0200 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2013-08-22 23:32:52 +0200 |
| commit | f3a8b21deaf9ea8622390896f20e7ba72234f949 (patch) | |
| tree | 4d3760028c35465ab292a57e5b2b66bc81c454dd | |
| parent | d9b7cfc83407e367c194b2db895115870b703aa6 (diff) | |
Support device caps
Use the V4L2 video device caps instead of the global caps when
available.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
| -rw-r--r-- | yavta.c | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -180,6 +180,7 @@ static unsigned int v4l2_format_code(const char *name) static int video_open(struct device *dev, const char *devname, int no_query) { struct v4l2_capability cap; + unsigned int capabilities; int ret; memset(dev, 0, sizeof *dev); @@ -208,9 +209,12 @@ static int video_open(struct device *dev, const char *devname, int no_query) if (ret < 0) return 0; - if (cap.capabilities & V4L2_CAP_VIDEO_CAPTURE) + capabilities = cap.capabilities & V4L2_CAP_DEVICE_CAPS + ? cap.device_caps : cap.capabilities; + + if (capabilities & V4L2_CAP_VIDEO_CAPTURE) dev->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - else if (cap.capabilities & V4L2_CAP_VIDEO_OUTPUT) + else if (capabilities & V4L2_CAP_VIDEO_OUTPUT) dev->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; else { printf("Error opening device %s: neither video capture " |