+++ /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) 2000, 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:
-//
-// * 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 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*/
-#include "stdafx.h"
-#include "Hawk.h"
-#include <mmsystem.h>
-#include <cvstreams.h>
-#include <HighGUI.h>
-#include "convert.h"
-#include <iProxyTrans.h>
-#include <ProxyTransuids.h>
-
-#define SafeRelease(p) { if( (p) != 0 ) { (p)->Release(); (p)= 0; } }
-#define WM_GRAPHNOTIFY WM_USER+13
-
-IPin* get_pin( IBaseFilter* pFilter, PIN_DIRECTION dir );
-
-template<> void AFXAPI DestructElements<IUnknown*> (IUnknown** pElements, int nCount);
-
-void AFXAPI DestructElements(IUnknown** elements, int count)
-{
- for(int i = 0; i < count; i++)
- {
- SafeRelease(elements[i]);
- }
-};
-
-int play_avi(char* filename, char* windowname, void (*callback)(IplImage*))
-{
- if(!filename || !windowname)
- {
- return -1;
- }
-
- // get the full file path
- char drive[_MAX_DRIVE];
- char path[_MAX_DIR];
- char fpath[_MAX_PATH];
- char fname[_MAX_FNAME];
- char fext[_MAX_EXT];
- char fullname[_MAX_PATH];
- LPSTR f;
- CHawkApp* app = (CHawkApp*)AfxGetApp();
- const CStringArray& search_path = app->GetVideoPath();
-
- _splitpath(filename, drive, path, fname, fext);
- strcpy(fpath, drive);
- strcat(fpath, path);
- DWORD found = SearchPath(fpath, fname, fext, _MAX_PATH, fullname, &f);
- if(!found)
- {
- found = SearchPath(NULL, fname, fext, _MAX_PATH, fullname, &f);
- if(!found)
- {
- for(int i = 0; i < search_path.GetSize(); i++)
- {
- if(found = SearchPath(search_path[i], fname, fext, _MAX_PATH, fullname, &f))
- {
- break;
- }
- }
-
- if(!found)
- {
- return -1;
- }
- }
- }
-
- HWND hwnd;
- HRESULT hres;
- IGraphBuilder *pigb = NULL;
- IMediaControl *pimc = NULL;
- IMediaEventEx *pimex = NULL;
- IVideoWindow *pivw = NULL;
- IProxyTransform* pipt = NULL;
- IBaseFilter* pias = NULL;
- CArray<IUnknown*, IUnknown*> interfaces;
-
- // Initialize COM
- if(FAILED(CoInitialize(0)))
- {
- return -1;
- };
-
-
- if(FAILED(CoCreateInstance(CLSID_FilterGraph,
- NULL,
- CLSCTX_INPROC_SERVER,
- IID_IGraphBuilder,
- (void **)&pigb)))
- {
- return -1;
- }
-
- pigb->QueryInterface(IID_IMediaControl, (void **)&pimc);
- pigb->QueryInterface(IID_IMediaEventEx, (void **)&pimex);
- pigb->QueryInterface(IID_IVideoWindow, (void **)&pivw);
- ASSERT(pimc);
- ASSERT(pimex);
- ASSERT(pivw);
-
- interfaces.Add(pigb);
- interfaces.Add(pimc);
- interfaces.Add(pimex);
- interfaces.Add(pivw);
-
- BSTR wstr = CString(fullname).AllocSysString();
- hres = pigb->RenderFile(wstr, 0);
- ::SysFreeString(wstr);
- if(FAILED(hres))
- {
- return -1;
- }
-
- // Find the last filter:
- IEnumFilters* pief = NULL;
- hres = pigb->EnumFilters(&pief);
- ASSERT(SUCCEEDED(hres) && pief);
- interfaces.Add(pief);
- // Find the last filter
- IBaseFilter* pRenderer = NULL;
- IBaseFilter* pRenderSource = NULL;
- IBaseFilter* pibf = NULL;
- IPin* pSourceOut = NULL;
- IPin* pRenderIn = NULL;
-
- ULONG cf = 1;
- // The filter without the output pin should be a renderer,
- // and the filter before the renderer - the source of images...
- while(cf)
- {
- pief->Next(1, &pibf, &cf);
- IPin* pOut = get_pin(pibf, PINDIR_OUTPUT);
- if(!pOut)
- {
- // This is the renderer...
- pRenderIn = get_pin(pibf, PINDIR_INPUT);
- pRenderIn->ConnectedTo(&pSourceOut);
- ASSERT(pSourceOut);
-
- SafeRelease(pibf);
- interfaces.Add(pRenderIn);
- interfaces.Add(pSourceOut);
- break;
- }
-
- SafeRelease(pibf);
- }
-
- if(!pSourceOut || !pRenderIn)
- {
- return -1;
- }
-
- // Create a proxy transform filter
- if(FAILED(CoCreateInstance(CLSID_ProxyTransform, NULL, CLSCTX_INPROC_SERVER,
- IID_IProxyTransform, (void**)&pipt)) || !pipt)
- {
- return -1;
- }
-
- interfaces.Add(pipt);
-
- IBaseFilter* pProxyFilter = NULL;
- pipt->QueryInterface(IID_IBaseFilter, (void**)&pProxyFilter);
- ASSERT(pProxyFilter);
- IPin* pProxyOut = get_pin(pProxyFilter, PINDIR_OUTPUT);
- IPin* pProxyIn = get_pin(pProxyFilter, PINDIR_INPUT);
- ASSERT(pProxyOut && pProxyIn);
-
- interfaces.Add(pProxyFilter);
- interfaces.Add(pProxyOut);
- interfaces.Add(pProxyIn);
-
- // Set the proxy callback
- pipt->set_transform((void(*)(void*))callback, 0);
-
- // Add the proxy transform filter to the graph...
- hres = pigb->AddFilter(pProxyFilter, L"Proxy Transform");
- ASSERT(SUCCEEDED(hres));
-
- // Insert the proxy transfor filter...
- hres = pigb->Disconnect(pSourceOut);
- ASSERT(SUCCEEDED(hres));
- hres = pigb->Disconnect(pRenderIn);
- ASSERT(SUCCEEDED(hres));
-
- hres = pigb->Connect(pSourceOut, pProxyIn);
- ASSERT(SUCCEEDED(hres));
- hres = pigb->Connect(pProxyOut, pRenderIn);
- ASSERT(SUCCEEDED(hres));
- hres = pigb->Connect(pSourceOut, pProxyIn);
- ASSERT(SUCCEEDED(hres));
-
- BOOL needDestroy = FALSE;
- if(windowname)
- {
- // Find/create and attach the HighGUI window to the DS renderer
- hwnd = (HWND)cvGetWindowHandle(windowname);
- if(!hwnd)
- {
- int error = cvNamedWindow((char*)windowname, 0);
- if(error == 0/*HG_INITFAILED*/)
- {
-#ifdef _DEBUG
- CString str = "Can't initialize graphic library. \nPossible can't find cvlgrfmtsd.dll";
-#else
- CString str = "Can't initialize graphic library. \nPossible can't find cvlgrfmts.dll";
-#endif // _DEBUG
- AfxMessageBox(LPCTSTR(str));
- return -1;
- }
- hwnd = (HWND)cvGetWindowHandle(windowname);
- needDestroy = TRUE;
- }
-
- pimex->SetNotifyWindow((OAHWND)hwnd, WM_GRAPHNOTIFY, 0);
- pimex->SetNotifyFlags(0x00);
- pimex->CancelDefaultHandling(EC_COMPLETE);
-
- pivw->put_Owner((OAHWND)hwnd);
- long flags;
- pivw->get_WindowStyle(&flags);
- pivw->put_WindowStyle( flags &(~WS_CAPTION) | WS_CHILD/*|WS_CLIPSIBLINGS|WS_CLIPCHILDREN*/);
- pivw->put_MessageDrain((OAHWND)hwnd);
- CRect rc;
- ::GetClientRect(hwnd, &rc);
- pivw->SetWindowPosition( rc.left, rc.top, rc.right, rc.bottom );
- }
- else
- {
- pivw->put_WindowState(SW_HIDE);
- pivw->put_AutoShow(OAFALSE);
- }
-
- pimc->Run();
-
- // Wait for operation completion...
- while(1)
- {
- long evCode;
- MSG message;
- GetMessage(&message, NULL, 0, 0);
- if(message.message == WM_GRAPHNOTIFY)
- {
- long param1, param2;
- // Check for completion:
- hres = pimex->GetEvent(&evCode, ¶m1, ¶m2, 0);
- pimex->FreeEventParams(evCode, param1, param2);
- if(evCode == EC_COMPLETE)
- {
- break;
- }
- evCode = 0;
- hres = pimex->WaitForCompletion(0, &evCode);
-// if(hres == S_OK)
-// {
-// break;
-// }
-// OAFilterState state;
-// hres = pimc->GetState(INFINITE, &state);
-
- }
-
- TranslateMessage(&message);
- DispatchMessage(&message);
-
- if(!cvGetWindowHandle(windowname))
- {
- // The avi window has been destroyed...
- OAFilterState state;
- hres = pimc->GetState(INFINITE, &state);
- hres = pimc->Pause();
- hres = pimc->GetState(INFINITE, &state);
- hres = pimc->Stop();
- hres = pimc->GetState(INFINITE, &state);
- ASSERT(state == State_Stopped);
- break;
- }
- }
-
- if(needDestroy)
- {
- cvDestroyWindow(windowname);
- }
-
- return 0;
-}
\ No newline at end of file
projects / opencv / blobdiff