Merge pull request #13347 from alalek:kw_resize_check

This commit is contained in:
Alexander Alekhin 2018-12-03 14:44:41 +00:00
commit 39e448f7be

View File

@ -3782,9 +3782,9 @@ void cv::resize( InputArray _src, OutputArray _dst, Size dsize,
Size ssize = _src.size();
CV_Assert( !ssize.empty() );
CV_Assert( !dsize.empty() || (inv_scale_x > 0 && inv_scale_y > 0) );
if( dsize.empty() )
{
CV_Assert(inv_scale_x > 0); CV_Assert(inv_scale_y > 0);
dsize = Size(saturate_cast<int>(ssize.width*inv_scale_x),
saturate_cast<int>(ssize.height*inv_scale_y));
CV_Assert( !dsize.empty() );
@ -3793,6 +3793,7 @@ void cv::resize( InputArray _src, OutputArray _dst, Size dsize,
{
inv_scale_x = (double)dsize.width/ssize.width;
inv_scale_y = (double)dsize.height/ssize.height;
CV_Assert(inv_scale_x > 0); CV_Assert(inv_scale_y > 0);
}
if (interpolation == INTER_LINEAR_EXACT && (_src.depth() == CV_32F || _src.depth() == CV_64F))