On Tue, Mar 21, 2017 at 11:59:02AM +0100, Hans Verkuil wrote:
> Ah, good to hear that -s works with MC. I was not sure about that.
> Thanks for the feedback!
Not soo good on iMX6:
$ v4l2-compliance -d /dev/video10 -s --expbuf-device=/dev/video0
...
Input ioctls:
test VIDIOC_G/S_TUNER/ENUM_FREQ_BANDS: OK (Not Supported)
test VIDIOC_G/S_FREQUENCY: OK (Not Supported)
test VIDIOC_S_HW_FREQ_SEEK: OK (Not Supported)
test VIDIOC_ENUMAUDIO: OK (Not Supported)
fail: v4l2-test-input-output.cpp(420): G_INPUT not supported for a capture device
test VIDIOC_G/S/ENUMINPUT: FAIL
test VIDIOC_G/S_AUDIO: OK (Not Supported)
Inputs: 0 Audio Inputs: 0 Tuners: 0
...
Control ioctls:
test VIDIOC_QUERY_EXT_CTRL/QUERYMENU: OK
test VIDIOC_QUERYCTRL: OK
test VIDIOC_G/S_CTRL: OK
test VIDIOC_G/S/TRY_EXT_CTRLS: OK
fail: v4l2-test-controls.cpp(782): subscribe event for control 'User Controls' failed
test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: FAIL
...
Streaming ioctls:
test read/write: OK (Not Supported)
fail: v4l2-test-buffers.cpp(297): g_field() == V4L2_FIELD_ANY
fail: v4l2-test-buffers.cpp(703): buf.check(q, last_seq)
fail: v4l2-test-buffers.cpp(973): captureBufs(node, q, m2m_q, frame_count, false)
test MMAP: FAIL
test USERPTR: OK (Not Supported)
fail: v4l2-test-buffers.cpp(1188): can_stream && ret != EINVAL
test DMABUF: FAIL
(/dev/video0 being CODA). CODA itself seems to have failures:
Format ioctls:
test VIDIOC_ENUM_FMT/FRAMESIZES/FRAMEINTERVALS: OK
warn: v4l2-test-formats.cpp(1187): S_PARM is supported for buftype 2, but not ENUM_FRAMEINTERVALS
warn: v4l2-test-formats.cpp(1194): S_PARM is supported but doesn't report V4L2_CAP_TIMEPERFRAME
test VIDIOC_G/S_PARM: OK
test VIDIOC_G_FBUF: OK (Not Supported)
test VIDIOC_G_FMT: OK
test VIDIOC_TRY_FMT: OK
fail: v4l2-test-formats.cpp(774): fmt_out.g_colorspace() != col
...
Streaming ioctls:
test read/write: OK (Not Supported)
fail: v4l2-test-buffers.cpp(956): q.create_bufs(node, 1, &fmt) != EINVAL
test MMAP: FAIL
test USERPTR: OK (Not Supported)
test DMABUF: Cannot test, specify --expbuf-device
--
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