fixed build for CARMA platform

samples/gpu/driver_api_multi.cpp

@@ -54,14 +54,8 @@ inline void safeCall_(int code, const char* expr, const char* file, int line)
 // Each GPU is associated with its own context
 CUcontext contexts[2];
 
-int main(int argc, char **argv)
+int main()
 {
-    if (argc > 1)
-    {
-        cout << "CUDA driver API sample\n";
-        return -1;
-    }
-
     int num_devices = getCudaEnabledDeviceCount();
     if (num_devices < 2)
     {

samples/gpu/driver_api_stereo_multi.cpp

@@ -76,7 +76,7 @@ GpuMat d_result[2];
 // CPU result
 Mat result;
 
-void printHelp()
+static void printHelp()
 {
     std::cout << "Usage: driver_api_stereo_multi_gpu --left <left_image> --right <right_image>\n";
 }

samples/gpu/softcascade.cpp

@@ -76,8 +76,7 @@ int main(int argc, char** argv)
 
         cv::gpu::GpuMat dframe(frame), roi(frame.rows, frame.cols, CV_8UC1), trois;
         roi.setTo(cv::Scalar::all(1));
-        cascade.genRoi(roi, trois);
-        cascade.detect(dframe, trois, objects);
+        cascade.detect(dframe, roi, objects);
 
         cv::Mat dt(objects);
         typedef cv::gpu::SCascade::Detection Detection;
@@ -103,4 +102,4 @@ int main(int argc, char** argv)
     }
 
     return 0;
-}
+}