Class cv::cuda::DFT#

Base class for DFT operator as a cv::Algorithm. :

#include <opencv2/cudaarithm.hpp>

Collaboration diagram for cv::cuda::DFT:

cv::cuda::DFT Node1 cv::cuda::DFT   + compute() Node2 cv::Algorithm   + Algorithm() + ~Algorithm() + clear() + empty() + getDefaultName() + read() + save() + write() + write() + load() + loadFromString() + read() # writeFormat() Node2->Node1

cv::cuda::DFT Node1 cv::cuda::DFT   + compute() Node2 cv::Algorithm   + Algorithm() + ~Algorithm() + clear() + empty() + getDefaultName() + read() + save() + write() + write() + load() + loadFromString() + read() # writeFormat() Node2->Node1

Public Member Functions#

Public Member Functions inherited from cv::Algorithm

Return

Name

Description

Algorithm()

~Algorithm()

void

clear()

Clears the algorithm state.

bool

empty()

Returns true if the Algorithm is empty (e.g. in the very beginning or after unsuccessful read.

String

getDefaultName()

void

read(const FileNode & fn)

Reads algorithm parameters from a file storage.

void

save(const String & filename)

void

write(
    const Ptr< FileStorage > & fs,
    const String & name = String() )

void

write(FileStorage & fs)

Stores algorithm parameters in a file storage.

void

write(
    FileStorage & fs,
    const String & name )

Static Public Member Functions#

Static Public Member Functions inherited from cv::Algorithm

Return

Name

Description

static Ptr< _Tp >

load(
    const String & filename,
    const String & objname = String() )

Loads algorithm from the file.

static Ptr< _Tp >

loadFromString(
    const String & strModel,
    const String & objname = String() )

Loads algorithm from a String.

static Ptr< _Tp >

read(const FileNode & fn)

Reads algorithm from the file node.

Additional Inherited Members#

Protected Member Functions inherited from cv::Algorithm

Return

Name

Description

void

writeFormat(FileStorage & fs)

Detailed Description#

Base class for DFT operator as a cv::Algorithm. :

Member Function Documentation#

compute()#

void cv::cuda::DFT::compute(
InputArray image,
OutputArray result,
Stream & stream = Stream::Null() )

Computes an FFT of a given image.

Parameters

  • image — Source image. Only CV_32FC1 images are supported for now.

  • result — Result image.

  • stream — Stream for the asynchronous version.

Source file#

The documentation for this class was generated from the following file: