Api reference, V4l2_cid_brightness 0, V4l2_cid_contrast 0 – Sensoray 2251 Linux Ver.X User Manual
Page 5: V4l2_cid_saturation 0, V4l2_cid_hue -50, V4l2_cid_mpeg_video_gop_size integer, V4l2_cid_mpeg_video_bitrate 64000 00000
If in doubt, send the output from the “dmesg” “lsmod” “lsusb” “uname -a” commands
to Sensoray Technical Support.
API Reference
The Video4linux2 API can be found online
The driver supports the following USER CLASS controls, and acceptable values:
V4L2_CID_BRIGHTNESS
0 .. 100
V4L2_CID_CONTRAST
0 .. 100
V4L2_CID_SATURATION
0 .. 100
V4L2_CID_HUE
-50 .. 50
The driver supports the following MPEG CLASS controls, and acceptable values:
V4L2_CID_MPEG_STREAM_TYPE
V4L2_MPEG_STREAM_TYPE_MPEG2_DVD
V4L2_MPEG_STREAM_TYPE_MPEG_ELEM
V4L2_CID_MPEG_VIDEO_ENCODING
V4L2_MPEG_VIDEO_ENCODING_MPEG_1
V4L2_MPEG_VIDEO_ENCODING_MPEG_2
V4L2_MPEG_VIDEO_ENCODING_MPEG_4
V4L2_CID_MPEG_VIDEO_ASPECT
V4L2_MPEG_VIDEO_ASPECT_1x1
V4L2_MPEG_VIDEO_ASPECT_4x3
V4L2_MPEG_VIDEO_ASPECT_16x9
V4L2_CID_MPEG_VIDEO_GOP_SIZE
integer
V4L2_CID_MPEG_VIDEO_BITRATE
64000 .. 10000000