libcameraservice: Workaround for nvidia TTF bug

When leaving from a TTF scenario to a non-TTF (such as complete lack
of focus on camcorder or FFC), the focus areas are reset to 0
Setting a TTF region of size zero will cause the whole HAL to lock up,
so prevent it from happening...

Change-Id: I21886a2c8665a50aa6f9ff92a6aaf1f6c36ad61c

parent 0cddf15d

services/camera/libcameraservice/CameraService.cpp

+8 −0

Original line number	Diff line number	Diff line
		@@ -988,6 +988,14 @@ status_t CameraService::Client::setParameters(const String8& params) {

		CameraParameters p(params);

		#ifdef BOARD_HAS_LGE_FFC
		/* Do not set nvidia focus area to 0 */
		if(p.get("nv-areas-to-focus")!= NULL &&
		!strncmp(p.get("nv-areas-to-focus"),"0",1)) {
		p.remove("nv-areas-to-focus");
		}
		#endif

		return mHardware->setParameters(p);
		}