// Feature2DAsync
//
-/** @brief Abstract base class for 2D image feature detectors and descriptor extractors.
- */
class CV_EXPORTS Feature2DAsync
{
public:
- virtual ~Feature2DAsync() {}
+ virtual ~Feature2DAsync();
- virtual void detectAsync(InputArray image, OutputArray keypoints,
+ virtual void detectAsync(InputArray image,
+ OutputArray keypoints,
InputArray mask = noArray(),
- Stream& stream = Stream::Null()) = 0;
-
- virtual void convert(InputArray gpu_keypoints, std::vector<KeyPoint>& keypoints) = 0;
+ Stream& stream = Stream::Null());
+
+ virtual void computeAsync(InputArray image,
+ OutputArray keypoints,
+ OutputArray descriptors,
+ Stream& stream = Stream::Null());
+
+ virtual void detectAndComputeAsync(InputArray image,
+ InputArray mask,
+ OutputArray keypoints,
+ OutputArray descriptors,
+ bool useProvidedKeypoints=false,
+ Stream& stream = Stream::Null());
+
+ virtual void convert(InputArray gpu_keypoints,
+ std::vector<KeyPoint>& keypoints) = 0;
};
//
// FastFeatureDetector
//
-/** @brief Wrapping class for feature detection using the FAST method.
- */
class CV_EXPORTS FastFeatureDetector : public cv::FastFeatureDetector, public Feature2DAsync
{
public:
--- /dev/null
+/*M///////////////////////////////////////////////////////////////////////////////////////
+//
+// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+//
+// By downloading, copying, installing or using the software you agree to this license.
+// If you do not agree to this license, do not download, install,
+// copy or use the software.
+//
+//
+// License Agreement
+// For Open Source Computer Vision Library
+//
+// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
+// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+//
+// Redistribution and use in source and binary forms, with or without modification,
+// are permitted provided that the following conditions are met:
+//
+// * Redistribution's of source code must retain the above copyright notice,
+// this list of conditions and the following disclaimer.
+//
+// * Redistribution's in binary form must reproduce the above copyright notice,
+// this list of conditions and the following disclaimer in the documentation
+// and/or other materials provided with the distribution.
+//
+// * The name of the copyright holders may not be used to endorse or promote products
+// derived from this software without specific prior written permission.
+//
+// This software is provided by the copyright holders and contributors "as is" and
+// any express or implied warranties, including, but not limited to, the implied
+// warranties of merchantability and fitness for a particular purpose are disclaimed.
+// In no event shall the Intel Corporation or contributors be liable for any direct,
+// indirect, incidental, special, exemplary, or consequential damages
+// (including, but not limited to, procurement of substitute goods or services;
+// loss of use, data, or profits; or business interruption) however caused
+// and on any theory of liability, whether in contract, strict liability,
+// or tort (including negligence or otherwise) arising in any way out of
+// the use of this software, even if advised of the possibility of such damage.
+//
+//M*/
+
+#include "precomp.hpp"
+
+cv::cuda::Feature2DAsync::~Feature2DAsync()
+{
+}
+
+void cv::cuda::Feature2DAsync::detectAsync(InputArray image,
+ OutputArray keypoints,
+ InputArray mask,
+ Stream& stream)
+{
+ if (image.empty())
+ {
+ keypoints.clear();
+ return;
+ }
+
+ detectAndComputeAsync(image, mask, keypoints, noArray(), false, stream);
+}
+
+void cv::cuda::Feature2DAsync::computeAsync(InputArray image,
+ OutputArray keypoints,
+ OutputArray descriptors,
+ Stream& stream)
+{
+ if (image.empty())
+ {
+ descriptors.release();
+ return;
+ }
+
+ detectAndComputeAsync(image, noArray(), keypoints, descriptors, true, stream);
+}
+
+void cv::cuda::Feature2DAsync::detectAndComputeAsync(InputArray /*image*/,
+ InputArray /*mask*/,
+ OutputArray /*keypoints*/,
+ OutputArray /*descriptors*/,
+ bool /*useProvidedKeypoints*/,
+ Stream& /*stream*/)
+{
+ CV_Error(Error::StsNotImplemented, "");
+}