本文整理汇总了C++中cv::FileNode::isMap方法的典型用法代码示例。如果您正苦于以下问题：C++ FileNode::isMap方法的具体用法？C++ FileNode::isMap怎么用？C++ FileNode::isMap使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cv::FileNode的用法示例。
在下文中一共展示了FileNode::isMap方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: read
bool AnnotationRect::read(cv::FileNode& obj) {
if (!obj.isMap())
return false;
cv::FileNodeIterator it;
cv::Point2f center;
cv::Size2f size;
float angle;
obj["targetWidth"] >> targetWidth;
obj["targetHeight"] >> targetHeight;
obj["targetHeight"] >> targetHeight;
obj["annotationAngle"] >> angle;
it = obj["annotationCenter"].begin();
it >> center.x >> center.y;
it = obj["annotationSize"].begin();
it >> size.width >> size.height;
obj["id"] >> id;
annotation = cv::RotatedRect(center, size, angle);
return true;
}示例2: read
void SequenceAnalyzer::read( const cv::FileNode& node, SequenceAnalyzer& me )
{
std::string myName=node.name( );
if( myName != "SequenceAnalyzer" )
{
std::string error = "FileNode is not correct!\nExpected \"SequenceAnalyzer\", got ";
error += node.name();
CV_Error( CV_StsError, error.c_str() );
}
if( node.empty( ) || !node.isMap( ) )
CV_Error( CV_StsError, "SequenceAnalyzer FileNode is not correct!" );
int nb_pictures = ( int ) node[ "nbPictures" ];
//initialisation of all empty vectors
for( int i=0; i<nb_pictures; i++ )
{
Ptr<PointsToTrack> ptt;
if( i<me.images_.size() )
{
ptt = Ptr<PointsToTrack>(
new PointsToTrackWithImage( i, me.images_[i] ));
}
else
{
ptt = Ptr<PointsToTrack>( new PointsToTrack( i ));
}
me.points_to_track_.push_back( ptt );
Ptr<PointsMatcher> p_m = Ptr<PointsMatcher>( new PointsMatcher(
*me.match_algorithm_ ) );
p_m->add( ptt );
me.matches_.push_back( p_m );
}
cv::FileNode node_TrackPoints = node[ "TrackPoints" ];
//tracks are stored in the following form:
//list of track where a track is stored like this:
// nbPoints idImage1 point1 idImage2 point2 ...
if( node_TrackPoints.empty( ) || !node_TrackPoints.isSeq() )
CV_Error( CV_StsError, "SequenceAnalyzer FileNode is not correct!" );
cv::FileNodeIterator it = node_TrackPoints.begin( ),
it_end = node_TrackPoints.end( );
while( it != it_end )
{
cv::FileNode it_track = ( *it )[ 0 ];
int nbPoints,track_consistance;
it_track[ "nbPoints" ] >> nbPoints;
it_track[ "track_consistance" ] >> track_consistance;
bool has_3d_point = false;
it_track[ "has_3d_position" ] >> has_3d_point;
TrackOfPoints track;
if( has_3d_point )
{
cv::Vec3d point;
point[ 0 ] = it_track[ "point3D_triangulated" ][ 0 ];
point[ 1 ] = it_track[ "point3D_triangulated" ][ 1 ];
point[ 2 ] = it_track[ "point3D_triangulated" ][ 2 ];
track.point3D = Ptr<cv::Vec3d>( new cv::Vec3d( point ) );
}
int color;
it_track[ "color" ] >> color;
track.setColor( *((unsigned int*)&color) );
cv::FileNodeIterator itPoints = it_track[ "list_of_points" ].begin( ),
itPoints_end = it_track[ "list_of_points" ].end( );
while( itPoints != itPoints_end )
{
int idImage;
cv::KeyPoint kpt;
idImage = ( *itPoints )[ 0 ];
itPoints++;
kpt.pt.x = ( *itPoints )[ 0 ];
kpt.pt.y = ( *itPoints )[ 1 ];
kpt.size = ( *itPoints )[ 2 ];
kpt.angle = ( *itPoints )[ 3 ];
kpt.response = ( *itPoints )[ 4 ];
kpt.octave = ( *itPoints )[ 5 ];
kpt.class_id = ( *itPoints )[ 6 ];
unsigned int point_index = me.points_to_track_[ idImage ]->
addKeypoint( kpt );
track.addMatch( idImage,point_index );
itPoints++;
}
track.track_consistance = track_consistance;
me.tracks_.push_back( track );
it++;
}
}