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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2021-03-02 14:07:51 +0200 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2021-03-04 10:05:47 +0200 |
| commit | aaaa2e833bd417a03eb94ba17c6d7e4605df6a27 (patch) | |
| tree | 2ccedbfbf0378fda74ddf2f56d69af862091bc5a /src/cam/capture.cpp | |
| parent | f2067dffedfe41ab5de62778c478a2add67d5dfb (diff) | |
libcamera: v4l2_videodevice: Print fd value in log prefix
When opening a V4L2VideoDevice multiple times, for instance to run
multiple jobs on a M2M device, it's useful to attribute log messages to
a particular instance. Include the device fd in the log prefix.
This turns the existing output
[1:43:01.958321522] [277] DEBUG V4L2 v4l2_videodevice.cpp:1440 /dev/video0[cap]: Queueing buffer 0
[1:43:01.958350060] [277] DEBUG V4L2 v4l2_videodevice.cpp:1440 /dev/video0[cap]: Queueing buffer 1
[1:43:01.958365137] [277] DEBUG V4L2 v4l2_videodevice.cpp:1440 /dev/video0[cap]: Queueing buffer 2
into
[1:43:01.958321522] [277] DEBUG V4L2 v4l2_videodevice.cpp:1440 /dev/video0[14:cap]: Queueing buffer 0
[1:43:01.958350060] [277] DEBUG V4L2 v4l2_videodevice.cpp:1440 /dev/video0[14:cap]: Queueing buffer 1
[1:43:01.958365137] [277] DEBUG V4L2 v4l2_videodevice.cpp:1440 /dev/video0[14:cap]: Queueing buffer 2
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Diffstat (limited to 'src/cam/capture.cpp')
0 files changed, 0 insertions, 0 deletions