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moved SURF_GPU and VIBE to gpunonfree module

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This commit is contained in:
Vladislav Vinogradov
2013-03-15 14:09:39 +04:00
parent abc9ef6809
commit fd7bf0b766
39 changed files with 1317 additions and 413 deletions
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111
modules/gpu/include/opencv2/gpu/gpu.hpp
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@@ -1557,82 +1557,6 @@ private:
friend class CascadeClassifier_GPU_LBP;
};
////////////////////////////////// SURF //////////////////////////////////////////
class CV_EXPORTS SURF_GPU
{
public:
enum KeypointLayout
{
X_ROW = 0,
Y_ROW,
LAPLACIAN_ROW,
OCTAVE_ROW,
SIZE_ROW,
ANGLE_ROW,
HESSIAN_ROW,
ROWS_COUNT
};
//! the default constructor
SURF_GPU();
//! the full constructor taking all the necessary parameters
explicit SURF_GPU(double _hessianThreshold, int _nOctaves=4,
int _nOctaveLayers=2, bool _extended=false, float _keypointsRatio=0.01f, bool _upright = false);
//! returns the descriptor size in float's (64 or 128)
int descriptorSize() const;
//! upload host keypoints to device memory
void uploadKeypoints(const vector<KeyPoint>& keypoints, GpuMat& keypointsGPU);
//! download keypoints from device to host memory
void downloadKeypoints(const GpuMat& keypointsGPU, vector<KeyPoint>& keypoints);
//! download descriptors from device to host memory
void downloadDescriptors(const GpuMat& descriptorsGPU, vector<float>& descriptors);
//! finds the keypoints using fast hessian detector used in SURF
//! supports CV_8UC1 images
//! keypoints will have nFeature cols and 6 rows
//! keypoints.ptr<float>(X_ROW)[i] will contain x coordinate of i'th feature
//! keypoints.ptr<float>(Y_ROW)[i] will contain y coordinate of i'th feature
//! keypoints.ptr<float>(LAPLACIAN_ROW)[i] will contain laplacian sign of i'th feature
//! keypoints.ptr<float>(OCTAVE_ROW)[i] will contain octave of i'th feature
//! keypoints.ptr<float>(SIZE_ROW)[i] will contain size of i'th feature
//! keypoints.ptr<float>(ANGLE_ROW)[i] will contain orientation of i'th feature
//! keypoints.ptr<float>(HESSIAN_ROW)[i] will contain response of i'th feature
void operator()(const GpuMat& img, const GpuMat& mask, GpuMat& keypoints);
//! finds the keypoints and computes their descriptors.
//! Optionally it can compute descriptors for the user-provided keypoints and recompute keypoints direction
void operator()(const GpuMat& img, const GpuMat& mask, GpuMat& keypoints, GpuMat& descriptors,
bool useProvidedKeypoints = false);
void operator()(const GpuMat& img, const GpuMat& mask, std::vector<KeyPoint>& keypoints);
void operator()(const GpuMat& img, const GpuMat& mask, std::vector<KeyPoint>& keypoints, GpuMat& descriptors,
bool useProvidedKeypoints = false);
void operator()(const GpuMat& img, const GpuMat& mask, std::vector<KeyPoint>& keypoints, std::vector<float>& descriptors,
bool useProvidedKeypoints = false);
void releaseMemory();
// SURF parameters
double hessianThreshold;
int nOctaves;
int nOctaveLayers;
bool extended;
bool upright;
//! max keypoints = min(keypointsRatio * img.size().area(), 65535)
float keypointsRatio;
GpuMat sum, mask1, maskSum, intBuffer;
GpuMat det, trace;
GpuMat maxPosBuffer;
};
////////////////////////////////// FAST //////////////////////////////////////////
class CV_EXPORTS FAST_GPU
@@ -2307,41 +2231,6 @@ private:
GpuMat bgmodelUsedModes_; //keep track of number of modes per pixel
};
/*!
* The class implements the following algorithm:
* "ViBe: A universal background subtraction algorithm for video sequences"
* O. Barnich and M. Van D Roogenbroeck
* IEEE Transactions on Image Processing, 20(6) :1709-1724, June 2011
*/
class CV_EXPORTS VIBE_GPU
{
public:
//! the default constructor
explicit VIBE_GPU(unsigned long rngSeed = 1234567);
//! re-initiaization method
void initialize(const GpuMat& firstFrame, Stream& stream = Stream::Null());
//! the update operator
void operator()(const GpuMat& frame, GpuMat& fgmask, Stream& stream = Stream::Null());
//! releases all inner buffers
void release();
int nbSamples; // number of samples per pixel
int reqMatches; // #_min
int radius; // R
int subsamplingFactor; // amount of random subsampling
private:
Size frameSize_;
unsigned long rngSeed_;
GpuMat randStates_;
GpuMat samples_;
};
/**
* Background Subtractor module. Takes a series of images and returns a sequence of mask (8UC1)
* images of the same size, where 255 indicates Foreground and 0 represents Background.