+++ /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.
-//
-//
-// Intel License Agreement
-// For Open Source Computer Vision Library
-//
-// Copyright (C) 2002, Intel Corporation, 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:
-//
-// * Redistributions of source code must retain the above copyright notice,
-// this list of conditions and the following disclaimer.
-//
-// * Redistributions 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 Intel Corporation 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*/
-
-// ////////////////////////////////////////////////////////////////////////////
-// CamShiftTracker.cpp
-//
-// This is a COM wrapper for the OpenCV CamShift tracker.
-// It implements ITracker so that CamShift can be used by the 3d Tracker filter.
-// This is intended as sample code only.
-// A complete implementation would have additional methods (in ICamShiftTracker)
-// to control the CamShift tracker.
-//
-// ////////////////////////////////////////////////////////////////////////////
-
-#include <cvstreams.h>
-#include <comcat.h>
-#include "CamShiftTracker.h"
-#include "CamShiftTrackerPropertyPage.h"
-
-static void DrawCross(IplImage *image, CvPoint point);
-
-
-//
-// CreateInstance
-//
-// Used by the DirectShow base classes to create instances
-//
-CUnknown *CamShiftTracker::CreateInstance(IUnknown *outer, HRESULT *phr)
-{
- CUnknown *punk = new CamShiftTracker(outer, phr);
- if (punk == NULL) {
- *phr = E_OUTOFMEMORY;
- }
- return punk;
-
-}
-
-// ////////////////////////////////////////////////////////////////////////////
-// CamShiftTracker::CamShiftTracker()
-//
-// Constructor.
-//
-// ////////////////////////////////////////////////////////////////////////////
-CamShiftTracker::CamShiftTracker(IUnknown *outer, HRESULT *phr)
- : CUnknown(NAME("CamShift Tracker"), outer)
-{
- // set up default tracking params
- int dims[] = { 20 };
- set_hist_dims( 1, dims );
- set_hist_bin_range( 0, 1, 180 );
- set_threshold( 0 );
- set_min_ch_val( 1, 20 ); // S MIN
- set_max_ch_val( 1, 255 ); // S MAX
- set_min_ch_val( 2, 40 ); // V MIN
- set_max_ch_val( 2, 240 ); // V MAX
-
- Calibrate();
-}
-
-// ////////////////////////////////////////////////////////////////////////////
-// CamShiftTracker::~CamShiftTracker()
-//
-// Destructor.
-//
-// ////////////////////////////////////////////////////////////////////////////
-CamShiftTracker::~CamShiftTracker()
-{
-}
-
-
-HRESULT CamShiftTracker::NonDelegatingQueryInterface(REFIID iid, void **ppv)
-{
- if (iid == IID_ICamShiftTracker)
- return GetInterface((IUnknown *)(void *)static_cast<ICamShiftTracker *>(this), ppv);
-
- if (iid == IID_ITracker)
- return GetInterface((IUnknown *)(void *)static_cast<ITracker *>(this), ppv);
-
- return CUnknown::NonDelegatingQueryInterface(iid, ppv);
-}
-
-STDMETHODIMP CamShiftTracker::CheckFormat(IplImage *image_header)
-{
- if (image_header->depth != IPL_DEPTH_8U
- || image_header->width % 4 != 0)
- {
- return E_FAIL;
- }
-
- if (image_header->nChannels == 3
- && strncmp(image_header->colorModel, "RGB", 3) == 0)
- {
- return NOERROR;
- }
-
- return E_FAIL;
-}
-
-STDMETHODIMP CamShiftTracker::SetFormat(IplImage *image_header)
-{
- HRESULT hr = CheckFormat(image_header);
- if (FAILED(hr))
- return hr;
-
- m_image_format = *image_header;
-
- set_window(cvRect(0, 0, image_header->width, image_header->height));
-
- return NOERROR;
-}
-
-
-STDMETHODIMP CamShiftTracker::GetPropertyPage(GUID *page)
-{
- *page = CLSID_CamShiftTrackerPropertyPage;
- return NOERROR;
-}
-
-static inline bool MatchFormat(IplImage *image, IplImage *format)
-{
- return (image->nChannels == format->nChannels
- && image->width == format->width
- && image->height == format->height
- && image->depth == format->depth
- && image->dataOrder == format->dataOrder
- && image->origin == format->origin
- && strncmp(image->channelSeq, format->channelSeq, 4) == 0);
-
-}
-
-STDMETHODIMP CamShiftTracker::Calibrate()
-{
- m_calibrate = 30;
- reset_histogram();
- return NOERROR;
-}
-
-STDMETHODIMP CamShiftTracker::Process(IplImage *image)
-{
- HRESULT hr = MatchFormat(image, &m_image_format);
- if (FAILED(hr))
- return hr;
-
- if (m_calibrate > 0)
- {
- CvRect rect = cvRect(image->width*0.47, image->height*0.47, image->width*0.06, image->height*0.07);
- cvRectangle(image, cvPoint(rect.x, rect.y), cvPoint(rect.x+rect.width, rect.y+rect.height), 0xffffff, 1);
- set_window(rect);
- update_histogram(static_cast<CvImage *>(image));
- m_calibrate--;
- }
- //else
- {
- track_object(static_cast<CvImage *>(image));
-
- CvRect rect = get_window();
- CvPoint center = cvPoint(rect.x + rect.width/2, rect.y + rect.height/2);
- DrawCross(image, center);
- cvRectangle(image, cvPoint(rect.x, rect.y), cvPoint(rect.x+rect.width, rect.y+rect.height), 0xffffff, 1);
- }
-
- return NOERROR;
-}
-
-STDMETHODIMP CamShiftTracker::GetTrackedObjects(ITracker::TrackingInfo &tracked_objects)
-{
- CvRect rect = get_window();
- CvPoint center = cvPoint(rect.x + rect.width/2, rect.y + rect.height/2);
- tracked_objects.resize(1);
- tracked_objects[0] = cv3dTracker2dTrackedObject(0, center);
- return NOERROR;
-}
-
-
-static void DrawCross(IplImage *image, CvPoint point)
-{
- const int SIZE_OF_CROSS = 20;
-
- int Left = MAX((int)point.x - SIZE_OF_CROSS, 0);
- int Right = MIN((int)point.x + SIZE_OF_CROSS, (int)image->width - 1);
- int Top = MAX((int)point.y - SIZE_OF_CROSS, 0);
- int Bottom = MIN((int)point.y + SIZE_OF_CROSS, (int)image->height - 1);
-
- cvLine(image, cvPoint(point.x, Top), cvPoint(point.x, Bottom), 0xffffff);
- cvLine(image, cvPoint(Left, point.y), cvPoint(Right, point.y), 0xffffff);
-}
-
-
-// Setup information
-
-// List of class IDs and creator functions for the class factory. This
-// provides the link between the OLE entry point in the DLL and an object
-// being created. The class factory will call the static CreateInstance
-
-CFactoryTemplate g_Templates[] = {
- { L"CamShift Tracker", &CLSID_CamShiftTracker, CamShiftTracker::CreateInstance },
- { L"CamShift Tracker Property Page", &CLSID_CamShiftTrackerPropertyPage, CamShiftTrackerPropertyPage::CreateInstance }
-};
-int g_cTemplates = sizeof(g_Templates) / sizeof(g_Templates[0]);
-
-
-//
-// DllRegisterServer
-//
-// Register the COM objects (the tracker and the property page).
-// Also add the tracker to the "Video Trackers" component category.
-STDAPI DllRegisterServer()
-{
- HRESULT hr = AMovieDllRegisterServer2( TRUE );
- if (FAILED(hr))
- return hr;
-
- ICatRegister *reg;
- hr = CoCreateInstance(CLSID_StdComponentCategoriesMgr, NULL, CLSCTX_ALL, IID_ICatRegister, (void **)®);
- if (FAILED(hr))
- return hr;
-
- CATEGORYINFO catinfo;
- catinfo.catid = CATID_Trackers;
- catinfo.lcid = 0x409;
- wcscpy(catinfo.szDescription, L"Video Trackers");
- reg->RegisterCategories(1, &catinfo);
- reg->RegisterClassImplCategories(CLSID_CamShiftTracker, 1, const_cast<GUID *>(&CATID_Trackers));
-
- reg->Release();
-
- return NOERROR;
-} // DllRegisterServer
-
-
-//
-// DllUnregisterServer
-//
-// Unregister the COM objects (the tracker and the property page).
-// Also remove the tracker from the "Video Trackers" component category.
-STDAPI DllUnregisterServer()
-{
- HRESULT hr = AMovieDllRegisterServer2( FALSE );
- if (FAILED(hr))
- return hr;
-
- ICatRegister *reg;
- hr = CoCreateInstance(CLSID_StdComponentCategoriesMgr, NULL, CLSCTX_ALL, IID_ICatRegister, (void **)®);
- if (FAILED(hr))
- return hr;
-
- reg->UnRegisterClassImplCategories(CLSID_CamShiftTracker, 1, const_cast<GUID *>(&CATID_Trackers));
-
- reg->Release();
-
- return NOERROR;
-} // DllUnregisterServer
projects / opencv / blobdiff