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update samples: waitKey() usage

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Original commit is a5f19f7dd6
This commit is contained in:
StevenPuttemans
2016-08-12 15:11:30 +02:00
committed by Alexander Alekhin
parent 4e7b521438
commit 6d34d6b47e
76 changed files with 142 additions and 154 deletions
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6
samples/cpp/ffilldemo.cpp
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@@ -105,13 +105,13 @@ int main( int argc, char** argv )
{
imshow("image", isColor ? image : gray);
int c = waitKey(0);
if( (c & 255) == 27 )
char c = (char)waitKey(0);
if( c == 27 )
{
cout << "Exiting ...\n";
break;
}
switch( (char)c )
switch( c )
{
case 'c':
if( isColor )