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SiftGPU Class Reference

#include <SiftGPU.h>

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Classes

struct  SiftKeypoint
 

Public Types

enum  { SIFTGPU_NOT_SUPPORTED = 0 , SIFTGPU_PARTIAL_SUPPORTED = 1 , SIFTGPU_FULL_SUPPORTED = 2 }
 
typedef struct SiftGPU::SiftKeypoint SiftKeypoint
 

Public Member Functions

const char * GetCurrentImagePath ()
 
virtual void SetImageList (int nimage, const char **filelist)
 
virtual int GetFeatureNum ()
 
virtual void SaveSIFT (const char *szFileName)
 
virtual void GetFeatureVector (SiftKeypoint *keys, float *descriptors)
 
virtual void SetKeypointList (int num, const SiftKeypoint *keys, int keys_have_orientation=1)
 
virtual int CreateContextGL ()
 
virtual int VerifyContextGL ()
 
virtual int IsFullSupported ()
 
virtual void SetVerbose (int verbose=4)
 
void SetVerboseBrief ()
 
virtual void ParseParam (int argc, const char **argv)
 
virtual int RunSIFT (const char *imgpath)
 
virtual int RunSIFT (int index)
 
virtual int RunSIFT (int width, int height, const void *data, unsigned int gl_format, unsigned int gl_type)
 
virtual int RunSIFT ()
 
virtual int RunSIFT (int num, const SiftKeypoint *keys, int keys_have_orientation=1)
 
 SiftGPU (int np=1)
 
virtual ~SiftGPU ()
 
virtual void SetActivePyramid (int)
 
virtual int GetImageCount ()
 
virtual void SetTightPyramid (int tight=1)
 
virtual int AllocatePyramid (int width, int height)
 
virtual void SetMaxDimension (int sz)
 
int GetFeatureCountThreshold ()
 
int GetMaxOrientation ()
 
int GetMaxDimension ()
 
- Public Member Functions inherited from SiftParam
void ParseSiftParam ()
 
float GetLevelSigma (int lev)
 
float GetInitialSmoothSigma (int octave_min)
 
 SiftParam ()
 

Public Attributes

int gpu_index = 0
 
float _timing [10]
 
- Public Attributes inherited from SiftParam
float * _sigma
 
float _sigma_skip0
 
float _sigma_skip1
 
float _sigma0
 
float _sigman
 
int _sigma_num
 
int _dog_level_num
 
int _level_num
 
int _level_min
 
int _level_max
 
int _level_ds
 
float _dog_threshold
 
float _edge_threshold
 

Protected Member Functions

void InitSiftGPU ()
 
void LoadImageList (const char *imlist)
 

Static Protected Member Functions

static void PrintUsage ()
 

Protected Attributes

int _current
 
int _initialized
 
int _image_loaded
 
char * _imgpath
 
char * _outpath
 
ImageList * _list
 
GLTexInput * _texImage
 
SiftPyramid * _pyramid
 

Detailed Description

Definition at line 112 of file SiftGPU.h.

Member Typedef Documentation

◆ SiftKeypoint

typedef struct SiftGPU::SiftKeypoint SiftGPU::SiftKeypoint

Member Enumeration Documentation

◆ anonymous enum

anonymous enum
Enumerator
SIFTGPU_NOT_SUPPORTED 
SIFTGPU_PARTIAL_SUPPORTED 
SIFTGPU_FULL_SUPPORTED 

Definition at line 115 of file SiftGPU.h.

Constructor & Destructor Documentation

◆ SiftGPU()

SiftGPU::SiftGPU ( int  np = 1)
explicit

Definition at line 84 of file SiftGPU.cpp.

References _MAX_PATH, and NULL.

◆ ~SiftGPU()

SiftGPU::~SiftGPU ( )
virtual

Definition at line 119 of file SiftGPU.cpp.

Member Function Documentation

◆ AllocatePyramid()

int SiftGPU::AllocatePyramid ( int  width,
int  height 
)
virtual

Definition at line 1336 of file SiftGPU.cpp.

References GlobalParam::_octave_min_default, height, and width.

◆ CreateContextGL()

int SiftGPU::CreateContextGL ( )
virtual

Definition at line 1278 of file SiftGPU.cpp.

References GlobalParam::_UseCUDA, GlobalParam::_UseOpenCL, and GlobalUtil::CreateWindowEZ().

◆ GetCurrentImagePath()

const char* SiftGPU::GetCurrentImagePath ( )
inline

Definition at line 157 of file SiftGPU.h.

References _imgpath.

◆ GetFeatureCountThreshold()

int SiftGPU::GetFeatureCountThreshold ( )

Definition at line 1361 of file SiftGPU.cpp.

References GlobalParam::_FeatureCountThreshold.

◆ GetFeatureNum()

int SiftGPU::GetFeatureNum ( )
virtual

Definition at line 1312 of file SiftGPU.cpp.

◆ GetFeatureVector()

void SiftGPU::GetFeatureVector ( SiftKeypoint *  keys,
float *  descriptors 
)
virtual

Definition at line 1317 of file SiftGPU.cpp.

References GlobalParam::_DescriptorPPT, descriptors, and NULL.

◆ GetImageCount()

int SiftGPU::GetImageCount ( )
virtual

Definition at line 1376 of file SiftGPU.cpp.

◆ GetMaxDimension()

int SiftGPU::GetMaxDimension ( )

Definition at line 1371 of file SiftGPU.cpp.

References GlobalParam::_texMaxDim.

◆ GetMaxOrientation()

int SiftGPU::GetMaxOrientation ( )

Definition at line 1366 of file SiftGPU.cpp.

References GlobalParam::_MaxOrientation.

◆ InitSiftGPU()

void SiftGPU::InitSiftGPU ( )
inlineprotected

Definition at line 129 of file SiftGPU.cpp.

References GlobalParam::_DeviceIndex, GlobalParam::_GoodOpenGL, GlobalParam::_InitPyramidHeight, GlobalParam::_InitPyramidWidth, GlobalParam::_UseCUDA, GlobalParam::_UseOpenCL, GlobalParam::_usePackedTex, GlobalParam::_verbose, ClockTimer::InitHighResolution(), GlobalUtil::StartTimer(), and GlobalUtil::StopTimer().

◆ IsFullSupported()

int SiftGPU::IsFullSupported ( )
virtual

Definition at line 1302 of file SiftGPU.cpp.

References GlobalParam::_FullSupported, and GlobalParam::_GoodOpenGL.

◆ LoadImageList()

void SiftGPU::LoadImageList ( const char *  imlist)
protected

Definition at line 1163 of file SiftGPU.cpp.

References _MAX_PATH, and filename.

◆ ParseParam()

void SiftGPU::ParseParam ( int  argc,
const char **  argv 
)
virtual

Definition at line 706 of file SiftGPU.cpp.

References GlobalParam::_BinarySIFT, GlobalParam::_DarknessAdaption, GlobalParam::_debug, GlobalParam::_DescriptorPPT, GlobalParam::_DescriptorWindowFactor, GlobalParam::_DeviceIndex, SiftParam::_dog_level_num, SiftParam::_dog_threshold, SiftParam::_edge_threshold, GlobalParam::_ExitAfterSIFT, GlobalParam::_FeatureCountThreshold, GlobalParam::_FeatureTexBlock, GlobalParam::_FilterWidthFactor, GlobalParam::_FitMemoryCap, GlobalParam::_FixedOrientation, GlobalParam::_ForceTightPyramid, GlobalParam::_InitPyramidHeight, GlobalParam::_InitPyramidWidth, GlobalParam::_KeepExtremumSign, GlobalParam::_KeyPointListForceLevel0, GlobalParam::_ListGenGPU, GlobalParam::_ListGenSkipGPU, GlobalParam::_LoweOrigin, GlobalParam::_MaxFeaturePercent, GlobalParam::_MaxLevelFeatureNum, GlobalParam::_MaxOrientation, GlobalParam::_MulitiOrientationThreshold, GlobalParam::_NarrowFeatureTex, GlobalParam::_NormalizedSIFT, GlobalParam::_octave_min_default, GlobalParam::_octave_num_default, GlobalParam::_OrientationPack2, GlobalParam::_OrientationWindowFactor, GlobalParam::_PreProcessOnCPU, _stricmp, GlobalParam::_SubpixelLocalization, GlobalParam::_texMaxDim, GlobalParam::_texMinDim, GlobalParam::_TruncateMethod, GlobalParam::_UseCUDA, GlobalParam::_UseDynamicIndexing, GlobalParam::_UseOpenCL, GlobalParam::_usePackedTex, GlobalParam::_WindowDisplay, GlobalParam::_WindowInitX, GlobalParam::_WindowInitY, MAKEINT1, MAKEINT2, MAKEINT3, MAKEINT4, max(), min(), NULL, GlobalUtil::SelectDisplay(), STRING_TO_INT, and FrameBufferObject::UseSingleFBO.

◆ PrintUsage()

void SiftGPU::PrintUsage ( )
staticprotected

Definition at line 658 of file SiftGPU.cpp.

◆ RunSIFT() [1/5]

int SiftGPU::RunSIFT ( )
virtual

Definition at line 273 of file SiftGPU.cpp.

References GlobalParam::_ExitAfterSIFT, GlobalParam::_GoodOpenGL, GlobalParam::_UseCUDA, GlobalParam::_UseOpenCL, GlobalParam::_UseSiftGPUEX, GlobalParam::_verbose, QtCompat::endl(), GlobalUtil::FitViewPort(), GlobalUtil::GetElapsedTime(), height, GlobalUtil::SetGLParam(), GlobalUtil::StartTimer(), GlobalUtil::StopTimer(), and width.

◆ RunSIFT() [2/5]

int SiftGPU::RunSIFT ( const char *  imgpath)
virtual

Definition at line 250 of file SiftGPU.cpp.

◆ RunSIFT() [3/5]

int SiftGPU::RunSIFT ( int  index)
virtual

Definition at line 194 of file SiftGPU.cpp.

◆ RunSIFT() [4/5]

int SiftGPU::RunSIFT ( int  num,
const SiftKeypoint *  keys,
int  keys_have_orientation = 1 
)
virtual

Definition at line 266 of file SiftGPU.cpp.

◆ RunSIFT() [5/5]

int SiftGPU::RunSIFT ( int  width,
int  height,
const void *  data,
unsigned int  gl_format,
unsigned int  gl_type 
)
virtual

Definition at line 213 of file SiftGPU.cpp.

References GlobalParam::_GoodOpenGL, GlobalUtil::GetElapsedTime(), height, NULL, GlobalUtil::SetGLParam(), GlobalUtil::StartTimer(), GlobalUtil::StopTimer(), and width.

◆ SaveSIFT()

void SiftGPU::SaveSIFT ( const char *  szFileName)
virtual

Definition at line 1307 of file SiftGPU.cpp.

◆ SetActivePyramid()

virtual void SiftGPU::SetActivePyramid ( int  )
inlinevirtual

Definition at line 205 of file SiftGPU.h.

◆ SetImageList()

void SiftGPU::SetImageList ( int  nimage,
const char **  filelist 
)
virtual

Definition at line 1153 of file SiftGPU.cpp.

◆ SetKeypointList()

void SiftGPU::SetKeypointList ( int  num,
const SiftKeypoint *  keys,
int  keys_have_orientation = 1 
)
virtual

Definition at line 355 of file SiftGPU.cpp.

◆ SetMaxDimension()

void SiftGPU::SetMaxDimension ( int  sz)
virtual

Definition at line 1353 of file SiftGPU.cpp.

References GlobalParam::_texMaxDim, and GlobalParam::_texMaxDimGL.

◆ SetTightPyramid()

void SiftGPU::SetTightPyramid ( int  tight = 1)
virtual

Definition at line 1331 of file SiftGPU.cpp.

References GlobalParam::_ForceTightPyramid.

◆ SetVerbose()

void SiftGPU::SetVerbose ( int  verbose = 4)
virtual

Definition at line 370 of file SiftGPU.cpp.

References GlobalParam::_timingL, GlobalParam::_timingO, GlobalParam::_timingS, GlobalParam::_UseSiftGPUEX, and GlobalParam::_verbose.

Referenced by SetVerboseBrief().

◆ SetVerboseBrief()

void SiftGPU::SetVerboseBrief ( )
inline

Definition at line 182 of file SiftGPU.h.

References SetVerbose().

◆ VerifyContextGL()

int SiftGPU::VerifyContextGL ( )
virtual

Definition at line 1296 of file SiftGPU.cpp.

References GlobalParam::_FullSupported, and GlobalParam::_GoodOpenGL.

Member Data Documentation

◆ _current

int SiftGPU::_current
protected

Definition at line 131 of file SiftGPU.h.

◆ _image_loaded

int SiftGPU::_image_loaded
protected

Definition at line 137 of file SiftGPU.h.

◆ _imgpath

char* SiftGPU::_imgpath
protected

Definition at line 139 of file SiftGPU.h.

Referenced by GetCurrentImagePath().

◆ _initialized

int SiftGPU::_initialized
protected

Definition at line 135 of file SiftGPU.h.

◆ _list

ImageList* SiftGPU::_list
protected

Definition at line 143 of file SiftGPU.h.

◆ _outpath

char* SiftGPU::_outpath
protected

Definition at line 141 of file SiftGPU.h.

◆ _pyramid

SiftPyramid* SiftGPU::_pyramid
protected

Definition at line 147 of file SiftGPU.h.

◆ _texImage

GLTexInput* SiftGPU::_texImage
protected

Definition at line 145 of file SiftGPU.h.

◆ _timing

float SiftGPU::_timing[10]

Definition at line 156 of file SiftGPU.h.

◆ gpu_index

int SiftGPU::gpu_index = 0

Definition at line 122 of file SiftGPU.h.

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