crop robot from image component: fixing field of view

source/VisionX/components/image_processor/CropRobotFromImage/CropRobotFromImage.cpp

@@ -105,11 +105,13 @@ namespace armarx
             ::visionx::MonocularCalibration calibrationLeft = stereoCalibration.calibrationLeft;
             width = calibrationLeft.cameraParam.width;
             height = calibrationLeft.cameraParam.height;
-            fov = 2.0 * std::atan(width / (2.0 * calibrationLeft.cameraParam.focalLength[0]));
+            fov = 2.0 * std::atan(width / (2.0 * calibrationLeft.cameraParam.focalLength[1]));
             //fov = M_PI / 4;
 
             ARMARX_INFO << "Using calibration from image provider " << providerName << ". Field of view is: " << fov ;
 
+            ARMARX_INFO << "Iamge size: (" << width << ", " << height << ").";
+
             /*
             StereoResultImageProviderPtr stereoResultImageProvider = StereoResultImageProviderPtr::dynamicCast(resultImageProvider);
             stereoResultImageProvider->setStereoCalibration(stereoCalibration, calibrationProvider->getImagesAreUndistorted(), calibrationProvider->getReferenceFrame());