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| author | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-03-04 16:24:52 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-04-14 10:29:06 +0200 |
| commit | a6c5ac5ca76041b1f86e24a799fd0505aa0dd9b1 (patch) | |
| tree | eaa7a0801eb5436a5e5c67a5d3a1584a239a6451 /Documentation/media/v4l-drivers/meye.rst | |
| parent | f40b814a3d5ad5275580bba3d005e442d7e3f361 (diff) | |
media: docs: split meye.rst into admin and uAPI docs
Instead of placing both info from admin PoV and uAPI at the
same place, split into two separate documents.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'Documentation/media/v4l-drivers/meye.rst')
| -rw-r--r-- | Documentation/media/v4l-drivers/meye.rst | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/Documentation/media/v4l-drivers/meye.rst b/Documentation/media/v4l-drivers/meye.rst index dc57a6a91b43..9098a1e65f8b 100644 --- a/Documentation/media/v4l-drivers/meye.rst +++ b/Documentation/media/v4l-drivers/meye.rst @@ -87,47 +87,6 @@ Usage: motioneye (<http://popies.net/meye/>) for getting ppm or jpg snapshots, mjpeg video -Private API ------------ - -The driver supports frame grabbing with the video4linux API, -so all video4linux tools (like xawtv) should work with this driver. - -Besides the video4linux interface, the driver has a private interface -for accessing the Motion Eye extended parameters (camera sharpness, -agc, video framerate), the snapshot and the MJPEG capture facilities. - -This interface consists of several ioctls (prototypes and structures -can be found in include/linux/meye.h): - -MEYEIOC_G_PARAMS and MEYEIOC_S_PARAMS - Get and set the extended parameters of the motion eye camera. - The user should always query the current parameters with - MEYEIOC_G_PARAMS, change what he likes and then issue the - MEYEIOC_S_PARAMS call (checking for -EINVAL). The extended - parameters are described by the meye_params structure. - - -MEYEIOC_QBUF_CAPT - Queue a buffer for capture (the buffers must have been - obtained with a VIDIOCGMBUF call and mmap'ed by the - application). The argument to MEYEIOC_QBUF_CAPT is the - buffer number to queue (or -1 to end capture). The first - call to MEYEIOC_QBUF_CAPT starts the streaming capture. - -MEYEIOC_SYNC - Takes as an argument the buffer number you want to sync. - This ioctl blocks until the buffer is filled and ready - for the application to use. It returns the buffer size. - -MEYEIOC_STILLCAPT and MEYEIOC_STILLJCAPT - Takes a snapshot in an uncompressed or compressed jpeg format. - This ioctl blocks until the snapshot is done and returns (for - jpeg snapshot) the size of the image. The image data is - available from the first mmap'ed buffer. - -Look at the 'motioneye' application code for an actual example. - Bugs / Todo ----------- |