Callib3d 4channel image detection

3.2 version doesn't support 4 channel color image
detections, unlike 3.1. Now, we don't call
CV_Error() if 4 channel image is given.

resolve #8326
This commit is contained in:
Artem Lukoyanov 2017-03-15 02:54:15 +03:00
parent 6f39f9a6a0
commit 3bf5d34544

View File

@ -442,7 +442,7 @@ int cvFindChessboardCorners( const void* arr, CvSize pattern_size,
Mat img = cvarrToMat((CvMat*)arr).clone();
if( img.depth() != CV_8U || (img.channels() != 1 && img.channels() != 3) )
if( img.depth() != CV_8U || (img.channels() != 1 && img.channels() != 3 && img.channels() != 4) )
CV_Error( CV_StsUnsupportedFormat, "Only 8-bit grayscale or color images are supported" );
if( pattern_size.width <= 2 || pattern_size.height <= 2 )