一、隐私遮蔽
1、根据当前zoom,确定镜头的视场角
for(i =0; i <= count; i++)
{
if(sony_pos <= pAngleView[i+1].sonycoord)
{
if(sony_pos >= pAngleView[i].sonycoord)
{
zoomNext = pAngleView[i+1].sonycoord;
zoomPre = pAngleView[i].sonycoord;
viewNext_h = pAngleView[i+1].horAngle;
viewPre_h = pAngleView[i].horAngle;
viewNext_v = pAngleView[i+1].verAngle;
viewPre_v = pAngleView[i].verAngle;
AngOfView.horAngleHalf = ((viewNext_h-viewPre_h)*(sony_pos-zoomPre)/(zoomNext-zoomPre) + viewPre_h)/2;
AngOfView.verAngleHalf = ((viewNext_v-viewPre_v)*(sony_p