double d1= cvGetCaptureProperty( capture,CV_CAP_PROP_FRAME_WIDTH );
double d2= cvGetCaptureProperty( capture,CV_CAP_PROP_FRAME_HEIGHT );
ってやってもどっちも0ってでる市
cvSetCaptureProperty (capture, CV_CAP_PROP_FRAME_WIDTH,640);
cvSetCaptureProperty (capture, CV_CAP_PROP_FRAME_HEIGHT, 480);
結局こう書いても無意味なのはなんで？