From e17710c478b4ed67544a9ae5ffea5c5e6aa5967d Mon Sep 17 00:00:00 2001
From: Vladislav Vinogradov <vlad.vinogradov@itseez.com>
Date: Wed, 5 Dec 2012 14:20:48 +0400
Subject: [PATCH] removed type check in gpu::FarnebackOpticalFlow

now it supports all depths
---
 modules/gpu/src/optical_flow_farneback.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/gpu/src/optical_flow_farneback.cpp b/modules/gpu/src/optical_flow_farneback.cpp
index 44edda474c..3a0a912acf 100644
--- a/modules/gpu/src/optical_flow_farneback.cpp
+++ b/modules/gpu/src/optical_flow_farneback.cpp
@@ -209,7 +209,7 @@ void cv::gpu::FarnebackOpticalFlow::updateFlow_gaussianBlur(
 void cv::gpu::FarnebackOpticalFlow::operator ()(
         const GpuMat &frame0, const GpuMat &frame1, GpuMat &flowx, GpuMat &flowy, Stream &s)
 {
-    CV_Assert(frame0.type() == CV_8U && frame1.type() == CV_8U);
+    CV_Assert(frame0.channels() == 1 && frame1.channels() == 1);
     CV_Assert(frame0.size() == frame1.size());
     CV_Assert(polyN == 5 || polyN == 7);
     CV_Assert(!fastPyramids || std::abs(pyrScale - 0.5) < 1e-6);