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Set the video brightness
#include <gf/gf.h>
void gf_vcap_set_brightness (
gf_vcap_t vcap,
int brightness );
- vcap
- The handle of the video capture unit, returned by gf_vcap_attach().
- brightness
- The brightness applied to captured video. The value is in the range -128 to 127. A value of zero means normal brightness.
gf
This function controls the brightness of a video capture unit.
|
Changes made to a capture unit via the gf_vcap_set_*() set of functions are enqueued and do not take effect until you explicitly call gf_vcap_update(). |
QNX Graphics Framework
Safety: | |
Interrupt handler |
No |
Signal handler |
No |
Thread |
Yes |
gf_vcap_attach(),
gf_vcap_update()
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