Thread: Front Camera of NOKIA N900
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kev is offline kev
2010-09-11 , 08:48
Posts: 7 | Thanked: 3 times | Joined on Jan 2009
#20
To change the brightness and contrast of front camera

gst-launch v4l2src device=/dev/video1 ! ffmpegcolorspace ! videobalance brightness=0.5 contrast=1.2 ! autovideosink

The "brightness" property

Allowed values: [-1,1] Default value: 0

The "contrast" property

Allowed values: [0,2] Default value: 1
 

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