{
defaultDetector = FeatureDetector::create( algName );
specificDetector = FeatureDetector::create( algName );
- if( defaultDetector == 0 )
+ if( defaultDetector.empty() )
{
printf( "Algorithm can not be read\n" );
exit(-1);
defaultDescMatcher = GenericDescriptorMatcher::create( algName );
specificDescMatcher = GenericDescriptorMatcher::create( algName );
- if( defaultDescMatcher == 0 )
+ if( defaultDescMatcher.empty() )
{
Ptr<DescriptorExtractor> extractor = DescriptorExtractor::create( algName );
Ptr<DescriptorMatcher> matcher = DescriptorMatcher::create( matcherName );
defaultDescMatcher = new VectorDescriptorMatch( extractor, matcher );
specificDescMatcher = new VectorDescriptorMatch( extractor, matcher );
- if( extractor == 0 || matcher == 0 )
+ if( extractor.empty() || matcher.empty() )
{
printf("Algorithm can not be read\n");
exit(-1);
std::string params_filename = std::string(argv[4]);
Ptr<GenericDescriptorMatcher> descriptorMatcher = GenericDescriptorMatcher::create(alg_name, params_filename);
- if( descriptorMatcher == 0 )
+ if( descriptorMatcher.empty() )
{
printf ("Cannot create descriptor\n");
return 0;