Added fallback to generic linear resize in case bit-exact resize of provided matrix isn't supported

terfendail · terfendail · commit 5fdb42a7c93a · 2017-12-22T14:29:50.000+03:00
diff --git a/modules/imgproc/src/resize.cpp b/modules/imgproc/src/resize.cpp
@@ -4153,6 +4153,9 @@ void cv::resize( InputArray _src, OutputArray _dst, Size dsize,
         inv_scale_y = (double)dsize.height/ssize.height;
     }
 
+    if (interpolation == INTER_LINEAR_EXACT && (_src.depth() == CV_32F || _src.depth() == CV_64F))
+        interpolation = INTER_LINEAR; // If depth isn't supported fallback to generic resize
+
     CV_OCL_RUN(_src.dims() <= 2 && _dst.isUMat() && _src.cols() > 10 && _src.rows() > 10,
                ocl_resize(_src, _dst, dsize, inv_scale_x, inv_scale_y, interpolation))
 

Original file line number	Diff line number	Diff line change
`@@ -4153,6 +4153,9 @@ void cv::resize( InputArray _src, OutputArray _dst, Size dsize,`
`4153`	`4153`	`inv_scale_y = (double)dsize.height/ssize.height;`
`4154`	`4154`	`}`
`4155`	`4155`
	`4156`	`+ if (interpolation == INTER_LINEAR_EXACT && (_src.depth() == CV_32F \|\| _src.depth() == CV_64F))`
	`4157`	`+ interpolation = INTER_LINEAR; // If depth isn't supported fallback to generic resize`
	`4158`	`+`
`4156`	`4159`	`CV_OCL_RUN(_src.dims() <= 2 && _dst.isUMat() && _src.cols() > 10 && _src.rows() > 10,`
`4157`	`4160`	`ocl_resize(_src, _dst, dsize, inv_scale_x, inv_scale_y, interpolation))`
`4158`	`4161`