Bug report: v4l2 integration bug

lundi 27 octobre 2014

It seems that the format reported to the linux video stack is incorrect.



I'm running Ubuntu and installed the vl4-utils package



Bug 1:

When I run "v4l2-ctl --list-formats-ext"

It displays a infinite list of this:

Interval: Stepwise 0.033s - 0.117s with step 0.017s (8.571-30.000 fps)

Interval: Stepwise 0.033s - 0.117s with step 0.017s (8.571-30.000 fps)

Interval: Stepwise 0.033s - 0.117s with step 0.017s (8.571-30.000 fps)

Interval: Stepwise 0.033s - 0.117s with step 0.017s (8.571-30.000 fps)

Interval: Stepwise 0.033s - 0.117s with step 0.017s (8.571-30.000 fps)

....





Bug 2:

When I switch the camera to use h264 for webcam mode, "v4l2-ctl --list-formats" still shows MJPG:



ioctl: VIDIOC_ENUM_FMT

Index : 0

Type : Video Capture

Pixel Format: 'MJPG' (compressed)

Name : MJPEG




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