Videofeedback

The following Python packages are needed:

python-opencv
python-opengl

Examples

Keyboard layout

Common controls

key	desc
Space	Pause
Delete	Reset All
Tab	Invert

Rotation controls

key	desc
[	Rotate Left
]	Rotate Right
Enter	Change Rotation Direction
Backspace	First press: Stop Rotation, Second press: Reset Rotation

Effects controls

Press letter first, then set amount of effect:

key	desc
~	Effect Off
1	10% Effect
2	20% Effect
3	30% Effect
4	40% Effect
5	50% Effect
6	60% Effect
7	70% Effect
8	80% Effect
9	90% Effect
0	100% Effect

key	desc
M	Mirror (7 is max)
C	Colormap (7 is max)
T	Threshold
Q	Quantize
E	Emboss
N	Noise
D	Desaturate
S	RGB Separation
P	Pixelate
H	Hue
Z	Pulsating Zoom