+++ /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*/
-
-#define WM_GRAPHNOTIFY WM_USER+13
-
-
-#include <objbase.h>
-#include <streams.h>
-#include "iProxyTrans.h"
-#include "ProxyTransuids.h"
-#include "highgui.h"
-#include "cvcamavi.h"
-
-IPin* get_pin( IBaseFilter* pFilter, PIN_DIRECTION dir );
-HWND _cvcamCreateWindow();
-
-const int FRAMES_FORMAT = 0;
-const int TIME_FORMAT = 1;
-
-
-cvcamSourceFile::cvcamSourceFile(const char* file , void (*callback)(void*) ):
-Iusecom(),
-m_pGraph(NULL),
-m_pMediaControl(NULL),
-m_pEvent(NULL),
-m_pVideoWindow(NULL),
-m_pPin(NULL),
-m_pBasicVideo(NULL),
-m_pSFilter(NULL),
-m_pProxyTrans(NULL),
-m_pSourceOut(NULL),
-m_pProxyIn(NULL),
-m_pProxyOut(NULL),
-m_pEnumPins(NULL),
-m_pProxyBase(NULL),
-m_file(),
-m_pcallback(NULL),
-m_width(0),
-m_height(0),
-IsValid(true),
-m_hr(),
-m_hWnd(NULL),
-m_pMediaSeeking(NULL)
-
-{
- try
- {
-
- //Get the file
- if (file)
- {
- m_file = file;
- }
- else
- {
- char path[256];
- memset(path,0,256);
-
- OPENFILENAME fn;
-
- fn.lStructSize = sizeof(OPENFILENAME);
- fn.hwndOwner = NULL;
- fn.lpstrFilter = NULL;
- fn.lpstrFile = path;
- fn.nMaxFile = 256;
- fn.lpstrFileTitle = NULL;
- fn.lpstrInitialDir = NULL;
- fn.lpstrTitle = NULL;
- fn.Flags = NULL;
- fn.lpstrDefExt = "avi";
- fn.hInstance = DLLhinst;
- fn.lpfnHook = NULL;
- fn.lpstrCustomFilter = NULL;
- fn.lCustData = NULL;
-
-
- if(!GetOpenFileName(&fn))
- throw 1;
-
- m_file = path;
-
- }//else after if(file)
-
- // Create the filter graph manager and query for interfaces.
- CoCreateInstance(CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER,
- IID_IGraphBuilder, (void **)&m_pGraph);
-
- // Build the graph.
- wchar_t wpath[256];
- mbstowcs(wpath, m_file.c_str(), strlen(m_file.c_str())+1);
-
-
- m_hr = m_pGraph->AddSourceFilter(wpath,L"source",&m_pSFilter);
-
-
- // Create a proxy transform filter
- if(FAILED(CoCreateInstance(CLSID_ProxyTransform, NULL, CLSCTX_INPROC_SERVER,
- IID_IProxyTransform, (void**)&m_pProxyTrans)))
- {
- throw 1;
- }
-
- //set callback
- m_hr = m_pProxyTrans->set_transform((void(__cdecl*)(void*))m_pcallback, 0);
-
- //Get Source output pin
- m_hr = m_pSFilter->EnumPins(&m_pEnumPins);
-
- unsigned long fetched(0);
- m_hr = m_pEnumPins->Next(1,&m_pSourceOut,&fetched);
- if(!fetched)
- throw 1 ;
-
- m_pEnumPins = NULL;
-
- //Put ProxyTrans into graph
- m_hr = m_pProxyTrans->QueryInterface(IID_IBaseFilter,(void**)&m_pProxyBase);
- m_hr = m_pGraph->AddFilter(m_pProxyBase.value(),L"proxy");
-
- //Get ProxyTrans Pins
- m_pProxyIn = get_pin( m_pProxyBase.value(), PINDIR_INPUT );
- m_pProxyOut= get_pin( m_pProxyBase.value(), PINDIR_OUTPUT );
-
- m_hr = m_pGraph->Connect(m_pSourceOut.value(),m_pProxyIn.value());
-
- m_hr = m_pGraph->Render(m_pProxyOut.value());
-
-
-
- //Gain additional interfaces
- m_hr = m_pGraph->QueryInterface(IID_IMediaControl, (void **)&m_pMediaControl);
- m_hr = m_pGraph->QueryInterface(IID_IMediaEventEx, (void **)&m_pEvent);
- m_hr = m_pGraph->QueryInterface(IID_IVideoWindow, (void **)&m_pVideoWindow);
- m_hr = m_pGraph->QueryInterface(IID_IMediaSeeking, (void**)&m_pMediaSeeking);
-
- if(!m_pMediaControl.is_valid() ||!m_pEvent.is_valid() ||!m_pVideoWindow.is_valid())
- throw 1;
-
-
-
-}//try
-catch (...)
-{
- IsValid = false;
- return;
-}//catch
-
-
-
-
-}//cvcamSourceFile()
-
-
-bool cvcamSourceFile::IsRunning()
-{
- long evCode;
-
- HRESULT hr = m_pEvent->WaitForCompletion(0, &evCode);
-
- if(SUCCEEDED(hr))
- {
- if(!evCode)
- return true;
- }
-
- return false;
-}
-
-HRESULT cvcamSourceFile::SetWindow(const HWND window)
-{
-
-
- if(IsRunning())
- return E_FAIL;
-
- m_hWnd = window;
-
- if (!m_hWnd)
- {
- m_hWnd = _cvcamCreateWindow();
- }
-
- return S_OK;
-
-
-}
-
-HRESULT cvcamSourceFile::Start()
-{
- try
- {
-
- if (IsRunning())
- {
- return NOERROR;
- }
-
- //Set up the window
-
- m_hr = m_pVideoWindow->put_Owner((OAHWND)m_hWnd);
- long flags;
- m_hr = m_pEvent->SetNotifyWindow((OAHWND)m_hWnd, WM_GRAPHNOTIFY, 0);
- m_hr = m_pEvent->SetNotifyFlags(0x00);
- m_hr = m_pEvent->CancelDefaultHandling(EC_COMPLETE);
- m_hr = m_pVideoWindow->get_WindowStyle(&flags);
- m_hr = m_pVideoWindow->put_WindowStyle(flags & (~WS_CAPTION) | WS_CHILD);
- m_hr = m_pVideoWindow->put_MessageDrain((OAHWND)m_hWnd);
-
- // Get the rectangle dimensions and resize the client window
- m_hr = m_pGraph->QueryInterface(IID_IBasicVideo,(void**)&m_pBasicVideo);
-
- long left, top, w, h;
- m_pBasicVideo->GetSourcePosition(&left, &top,&w,&h);
- m_pBasicVideo->SetDestinationPosition(0, 0, m_width?m_width:w, m_height?m_height:h);
- m_pVideoWindow->SetWindowPosition(0,0,m_width?m_width:w,m_height?m_height:h);
- const char* name = cvGetWindowName(m_hWnd);
- cvResizeWindow(name, m_width?m_width:w, m_height?m_height:h);
-
-
-
- // Run the graph.
- m_hr = m_pMediaControl->Run();
-
- return S_OK;
-
- }//try
- catch(HrExeption exp)
- {
- return exp.hr;
- }//catch
-
-}
-
-HRESULT cvcamSourceFile::Stop()
-{
- if( m_pMediaControl.is_valid() )
- {
- OAFilterState fs;
- m_pMediaControl->GetState(0,&fs);
- if(fs == State_Stopped)
- return NOERROR;
-
-
- m_pMediaControl->StopWhenReady();
-
-
-
- if(m_pVideoWindow.is_valid() )
- {
- m_pVideoWindow->put_Visible(OAFALSE);
- m_pVideoWindow->put_Owner(NULL);
- m_pVideoWindow->put_MessageDrain(0);
- }
- }
-return S_OK;
-}
-
-HRESULT cvcamSourceFile::Pause()
-{
- if( m_pMediaControl.is_valid() )
- {
- OAFilterState fs;
- m_pMediaControl->GetState(0,&fs);
- if(fs == State_Stopped)
- return S_OK;
- m_pMediaControl->Pause();
- }
-
-
-
- return S_OK;
-}
-
-HRESULT cvcamSourceFile::Resume()
-{
- if( m_pMediaControl.is_valid() )
- {
- OAFilterState fs;
- m_pMediaControl->GetState(0,&fs);
- if(fs == State_Stopped)
- return S_OK;
-
- m_pMediaControl->Run();
- }
-
-
- return S_OK;
-}
-
-HRESULT cvcamSourceFile::SetCallBack(void (__cdecl *callback)(void *))
-{
- if(IsRunning())
- return E_FAIL;
-
- m_pcallback = callback;
-
- m_pProxyTrans->set_transform((void(__cdecl*)(void*))m_pcallback, 0);
-
- return S_OK;
-}
-
-HRESULT cvcamSourceFile::SetHeight(const int height)
-{
- m_height = height;
-
- return S_OK;
-}
-
-HRESULT cvcamSourceFile::SetWidth(const int width)
-{
- m_width = width;
-
- return S_OK;
-}
-
-HRESULT cvcamSourceFile::WaitForCompletion()
-{
- long evCode;
-
- return m_pEvent->WaitForCompletion(INFINITE, &evCode);
-
-}
-
-HRESULT cvcamSourceFile::SetTimeFormat(const int format)
-{
- if (format == FRAMES_FORMAT)
- {
- return m_pMediaSeeking->SetTimeFormat(&TIME_FORMAT_FRAME );
- }else
- if (format == TIME_FORMAT)
-
- {
-
- return m_pMediaSeeking->SetTimeFormat(&TIME_FORMAT_MEDIA_TIME);
- }else
- return E_FAIL;
-}
-
-HRESULT cvcamSourceFile::GetDuration(LONGLONG *pDuration)
-{
- return m_pMediaSeeking->GetDuration(pDuration);
-}
-
-HRESULT cvcamSourceFile::GetCurrentPosition(LONGLONG *pCurrent)
-{
-
- return m_pMediaSeeking->GetCurrentPosition(pCurrent);
-}
-
-HRESULT cvcamSourceFile::SetPosition(LONGLONG *pCurrent)
-{
-
- return m_pMediaSeeking->SetPositions(pCurrent,AM_SEEKING_AbsolutePositioning,NULL,
- AM_SEEKING_NoPositioning);
-}
projects / opencv / blobdiff