diff options
Diffstat (limited to 'branches/1.0/tinyDSHOW/src/DSCaptureUtils.cxx')
| -rw-r--r-- | branches/1.0/tinyDSHOW/src/DSCaptureUtils.cxx | 376 |
1 files changed, 0 insertions, 376 deletions
diff --git a/branches/1.0/tinyDSHOW/src/DSCaptureUtils.cxx b/branches/1.0/tinyDSHOW/src/DSCaptureUtils.cxx deleted file mode 100644 index 745473d..0000000 --- a/branches/1.0/tinyDSHOW/src/DSCaptureUtils.cxx +++ /dev/null @@ -1,376 +0,0 @@ -/*
-* Copyright (C) 2009-2010 Mamadou Diop.
-*
-* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
-*
-* This file is part of Open Source Doubango Framework.
-*
-* DOUBANGO is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, either version 3 of the License, or
-* (at your option) any later version.
-*
-* DOUBANGO is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with DOUBANGO.
-*
-*/
-#include <tinydshow/DSUtils.h>
-#include <tinydshow/DSCaptureUtils.h>
-#include <amvideo.h>
-#include <uuids.h>
-#include <mtype.h>
-
-#include <atlbase.h>
-#include <atlstr.h>
-#include <iostream>
-
-#include "tsk_debug.h"
-
-#ifdef _WIN32_WCE
-# include <internals/wce/cpropertybag.h>
-#endif
-
-HRESULT enumerateCaptureDevices(const std::string &prefix, std::vector<VideoGrabberName> *names)
-{
- HRESULT hr = S_OK;
-
-#ifdef _WIN32_WCE
-
- // FIXME: use FindNextDevice to query all devices
- HANDLE handle = NULL;
- DEVMGR_DEVICE_INFORMATION di;
-
- TCHAR pwzName[MAX_PATH]; memset(pwzName,NULL,MAX_PATH);
-
- GUID guidCamera = { 0xCB998A05, 0x122C, 0x4166, 0x84, 0x6A,
- 0x93, 0x3E, 0x4D, 0x7E, 0x3C, 0x86 }; // http://msdn.microsoft.com/en-us/library/aa918757.aspx
-
- di.dwSize = sizeof(di);
-
- for( int i=0; ; i++)
- {
- if(0 == i)
- { /* 1st time */
- handle = FindFirstDevice( DeviceSearchByGuid, &guidCamera, &di );
- if(!handle || !di.hDevice)
- {
- hr = ( HRESULT_FROM_WIN32( GetLastError() ));
- goto bail;
- }
- }
- else if(handle)
- { /* 2nd or 3rd time */
- BOOL ret = FindNextDevice(handle, &di);
- if(!ret || !di.hDevice)
- {
- /* No 2nd or 3rd camera ==> do not return error*/
- goto bail;
- }
- }
- else assert(0);
-
- StringCchCopy( pwzName, MAX_PATH, di.szDeviceName );
-
- /* from LPWSTR to LPSTR */
- char mbstr_name[MAX_PATH]; memset(mbstr_name,NULL,MAX_PATH);
- wcstombs(mbstr_name, pwzName, MAX_PATH);
-
- VideoGrabberName grabberName(std::string((const char*)mbstr_name), std::string((const char*)mbstr_name));
- names->push_back(grabberName);
- }
-
-bail:
- /* close */
- if(handle) FindClose( handle );
-
-#else
- ICreateDevEnum *deviceEnum;
- IEnumMoniker *enumerator;
- IMoniker *moniker;
-
- // Create the System Device Enumerator
- hr = COCREATE(CLSID_SystemDeviceEnum, IID_ICreateDevEnum, deviceEnum);
- if (FAILED(hr)) goto bail;
-
- // Ask for a device enumerator
- hr = deviceEnum->CreateClassEnumerator(CLSID_VideoInputDeviceCategory, &enumerator, INCLUDE_CATEGORY_FLAG);
- if (FAILED(hr)) goto bail;
-
- // hr = S_FALSE and enumerator is NULL if there is no device to enumerate
- if (!enumerator) goto bail;
-
- USES_CONVERSION;
-
- while (enumerator->Next(1, &moniker, NULL) == S_OK)
- {
- // Get the properties bag for each device
- IPropertyBag *propBag;
- hr = moniker->BindToStorage(0, 0, IID_IPropertyBag, reinterpret_cast<void**>(&propBag));
- if (FAILED(hr))
- {
- SAFE_RELEASE(moniker);
- continue;
- }
-
- std::string name;
- std::string description;
-
- VARIANT varName;
- VariantInit(&varName);
- VARIANT varDescription;
- VariantInit(&varDescription);
-
- // Find the device path (uniqueness is guaranteed)
- hr = propBag->Read(L"DevicePath", &varName, 0);
- if (SUCCEEDED(hr))
- {
- if (prefix != "") name = prefix + ":";
- name = name + std::string(W2A(varName.bstrVal));
- }
-
- // Find friendly name or the description
- hr = propBag->Read(L"FriendlyName", &varDescription, 0);
- if (SUCCEEDED(hr))
- {
- description = std::string(W2A(varDescription.bstrVal));
- }
- else
- {
- hr = propBag->Read(L"Description", &varDescription, 0);
- if (SUCCEEDED(hr)) description = std::string(W2A(varDescription.bstrVal));
- }
-
- hr = VariantClear(&varName);
- hr = VariantClear(&varDescription);
-
- SAFE_RELEASE(propBag);
- SAFE_RELEASE(moniker);
-
- // Add it to the list
- if (name != "")
- {
- VideoGrabberName grabberName(name, description);
- names->push_back(grabberName);
- }
- }
-
-bail:
- SAFE_RELEASE(enumerator);
- SAFE_RELEASE(deviceEnum);
-#endif
-
- return hr;
-}
-
-HRESULT createSourceFilter(std::string *devicePath, IBaseFilter **sourceFilter)
-{
- HRESULT hr;
-
- IEnumMoniker *enumerator = NULL;
- IMoniker *moniker = NULL;
- bool found = false;
-
- // Set sourceFilter to null
- SAFE_RELEASE((*sourceFilter));
-
-#ifdef _WIN32_WCE
- CPropertyBag pBag;
- HANDLE handle = NULL;
- DEVMGR_DEVICE_INFORMATION di;
- TCHAR pwzName[MAX_PATH];
- CComVariant varCamName;
- IPersistPropertyBag *propBag = NULL;
- GUID guidCamera = { 0xCB998A05, 0x122C, 0x4166, 0x84, 0x6A,
- 0x93, 0x3E, 0x4D, 0x7E, 0x3C, 0x86 }; // http://msdn.microsoft.com/en-us/library/aa918757.aspx
-
- di.dwSize = sizeof(di);
-
- for( int i=0; ; i++)
- {
- if(0 == i)
- { /* 1st time */
- handle = FindFirstDevice( DeviceSearchByGuid, &guidCamera, &di );
- if(!handle || !di.hDevice)
- {
- hr = ( HRESULT_FROM_WIN32( GetLastError() ));
- goto bail;
- }
- }
- else if(handle)
- { /* 2nd or 3rd time */
- BOOL ret = FindNextDevice(handle, &di);
- if(!ret || !di.hDevice)
- {
- /* No 2nd or 3rd camera ==> do not return error*/
- goto bail;
- }
- }
- else assert(0);
-
- StringCchCopy( pwzName, MAX_PATH, di.szDeviceName );
-
- /* from LPWSTR to LPSTR */
- char mbstr_name[MAX_PATH];
- memset(mbstr_name,NULL,MAX_PATH);
- wcstombs(mbstr_name, pwzName, MAX_PATH);
-
- if(equals(std::string((const char*)mbstr_name), (*devicePath)) || ("0" == (*devicePath)))
- {
- varCamName = pwzName;
- if( varCamName.vt != VT_BSTR )
- {
- hr = E_OUTOFMEMORY;
- goto bail;
- }
-
- // Create Source filter
- hr = COCREATE(CLSID_VideoCapture, IID_IBaseFilter, *sourceFilter);
- if(FAILED(hr)) goto bail;
-
- // Query PropertyBag
- hr = QUERY((*sourceFilter), IID_IPersistPropertyBag, propBag);
- if(FAILED(hr)) goto bail;
-
- hr = pBag.Write( L"VCapName", &varCamName );
- if(FAILED(hr)) goto bail;
-
- hr = propBag->Load( &pBag, NULL );
- if(FAILED(hr)) goto bail;
- }
- }
-#else
- ICreateDevEnum *deviceEnum = NULL;
- IPropertyBag *propBag = NULL;
-
- // Create the System Device Enumerator
- hr = COCREATE(CLSID_SystemDeviceEnum, IID_ICreateDevEnum, deviceEnum);
- if (FAILED(hr)){
- goto bail;
- }
-
- // Ask for a device enumerator
- hr = deviceEnum->CreateClassEnumerator(CLSID_VideoInputDeviceCategory, &enumerator, INCLUDE_CATEGORY_FLAG);
- if(FAILED(hr)){
- goto bail;
- }
-
- // hr = S_FALSE and enumerator is NULL if there is no device to enumerate
- if(!enumerator){
- goto bail;
- }
-
- USES_CONVERSION;
-
- while (!found && (enumerator->Next(1, &moniker, NULL) == S_OK)){
- // Get the properties bag for each device
- hr = moniker->BindToStorage(0, 0, IID_IPropertyBag, reinterpret_cast<void**>(&propBag));
- if (FAILED(hr)){
- SAFE_RELEASE(moniker);
- continue;
- }
-
- std::string name;
-
- VARIANT varName;
- VariantInit(&varName);
-
- // Find the device path (uniqueness is guaranteed)
- hr = propBag->Read(L"DevicePath", &varName, 0);
- if (SUCCEEDED(hr)) name = std::string(W2A(varName.bstrVal));
-
- // Check for device path
- // "Null" means first found
- if ((name == (*devicePath)) ||
- ("Null" == (*devicePath)))
- {
- hr = moniker->BindToObject(0, 0, IID_IBaseFilter, reinterpret_cast<void**>(&(*sourceFilter)));
- if (SUCCEEDED(hr)){
- (*devicePath) = name;
- found = true;
- }
- }
-
- hr = VariantClear(&varName);
-
- SAFE_RELEASE(propBag);
- SAFE_RELEASE(moniker);
- }
-#endif
-
-bail:
-#ifdef _WIN32_WCE
- if(handle) FindClose(handle);
-#else
- SAFE_RELEASE(deviceEnum);
-#endif
- SAFE_RELEASE(moniker);
- SAFE_RELEASE(enumerator);
- SAFE_RELEASE(propBag);
-
- return hr;
-}
-
-HRESULT getSupportedFormats(IBaseFilter *sourceFilter, std::vector<DSCaptureFormat> *formats)
-{
- HRESULT hr = E_FAIL;
- IPin *pinOut = NULL;
- IAMStreamConfig *streamConfig = NULL;
- AM_MEDIA_TYPE *mediaType = NULL;
- int count, size;
-
- // Check source filter pointer
- if (!sourceFilter) goto bail;
-
- pinOut = GetPin(sourceFilter, PINDIR_OUTPUT);
- if(!pinOut) goto bail;
-
- // Retrieve the stream config interface
- hr = QUERY(pinOut, IID_IAMStreamConfig, streamConfig);
- if (FAILED(hr)) goto bail;
-
- // Get the number of capabilities
- hr = streamConfig->GetNumberOfCapabilities(&count, &size);
- if (FAILED(hr)) goto bail;
-
- hr = streamConfig->GetFormat(&mediaType);
- if (FAILED(hr)) goto bail;
-
- // Iterate through the formats
- for (int i = 0; i < count; i++){
- VIDEO_STREAM_CONFIG_CAPS streamConfigCaps;
-
- hr = streamConfig->GetStreamCaps(i, &mediaType, reinterpret_cast<BYTE*>(&streamConfigCaps));
-
- if (FAILED(hr)){
- TSK_DEBUG_ERROR("Failed to get Stream caps");
- break;
- }
-
- if (streamConfigCaps.guid == FORMAT_VideoInfo){
- VIDEOINFOHEADER* vih = reinterpret_cast<VIDEOINFOHEADER*>(mediaType->pbFormat);
- BITMAPINFOHEADER* bih = &vih->bmiHeader;
-
- int width = abs(bih->biWidth);
- int height = abs(bih->biHeight);
- int fps = (int) ((float)(vih->AvgTimePerFrame)/10000.f);
- GUID chroma = mediaType->subtype;
-
- // Add format to the list
- DSCaptureFormat format(width, height, fps, chroma);
- formats->push_back(format);
- }
-
- DeleteMediaType(mediaType);
- }
-
-bail:
- SAFE_RELEASE(streamConfig);
- SAFE_RELEASE(pinOut);
-
- return hr;
-}
|
