Set the video capture unit contrast
#include <gf/gf.h> void gf_vcap_set_contrast ( gf_vcap_t vcap, int contrast );
gf
This function controls the contrast 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()