Bibliothèque de traitements d'images en virgule flottante. http://la.buvette.org/photos/cumul/
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-- v4l2_capability, /dev/video0 0x7ffeee718100
driver cx231xx
card Pixelview Xcapture USB
bus info usb-0000:00:1a.0-1.2
version 0x41325
capabilities 0x85200011
vcapt vbicapt extpix rwsysc stream
device caps 0x5200001
-- inputs enumeration 'on peut voir quoi ?'
Composite1 | camera
S-Video | camera
-- v4l2_format, Experimental 0x7ffeee718030
type 1 video capture
dims 720x576
pixformat [YUYV]
field 4
padding 1440
sizeimage 829440
colorspace 1 smpte170m
-- image formats enumeration (Experimental)
0 vidcapt 0x00 [YUYV] YUYV 4:2:2
-- controls enumeration 'is that working ?'
Brightness integer [0..255]
Contrast integer [0..127]
Saturation integer [0..127]
Hue integer [-128..127]
Volume integer [0..65535]
Balance integer [0..65535]
Bass integer [0..65535]
Treble integer [0..65535]
Mute boolean [0..1]
-- extended controls enumeration 'looking for extended'
User Controls ctrl-class [0..0]
Brightness integer [0..255]
Contrast integer [0..127]
Saturation integer [0..127]
Hue integer [-128..127]
Volume integer [0..65535]
Balance integer [0..65535]
Bass integer [0..65535]
Treble integer [0..65535]
Mute boolean [0..1]