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  • 大小: 14.08MB
    文件類型: .zip
    金幣: 1
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    發布日期: 2023-08-01
  • 語言: C/C++
  • 標簽: c++??opencv??攝像機id??

資源簡介

c++，得到opencv打開攝像頭id號及名稱

資源截圖

代碼片段和文件信息 

#include
#include?“strmif.h“
#include?
#include
#include
#include?“windows.h“
#include?“tchar.h“
#include?
#include?

#include?


#pragma?comment（lib?“setupapi.lib“）

using?namespace?std;

#define?VI_MAX_CAMERAS??20

DEFINE_GUID（CLSID_SystemDeviceEnum?0x62be5d10?0x60eb?0x11d0?0xbd?0x3b?0x00?0xa0?0xc9?0x11?0xce?0x86）;
DEFINE_GUID（CLSID_VideoInputDeviceCategory?0x860bb310?0x5d01?0x11d0?0xbd?0x3b?0x00?0xa0?0xc9?0x11?0xce?0x86）;
DEFINE_GUID（IID_ICreateDevEnum?0x29840822?0x5b84?0x11d0?0xbd?0x3b?0x00?0xa0?0xc9?0x11?0xce?0x86）;



//char?deviceNames[VI_MAX_CAMERAS][255];



int?listDevices（vector&?list）{

	//COM?Library?Intialization
	//comInit（）;

	//if?（!silent）printf（“\nVIDEOINPUT?SPY?MODE!\n\n“）;


	ICreateDevEnum?*pDevEnum?=?NULL;
	IEnumMoniker?*pEnum?=?NULL;
	int?deviceCounter?=?0;
	CoInitialize（NULL）;
	HRESULT?hr?=?CoCreateInstance（CLSID_SystemDeviceEnum?NULL
		CLSCTX_INPROC_SERVER?IID_ICreateDevEnum
		reinterpret_cast（&pDevEnum））;


	if?（SUCCEEDED（hr））
	{
		//?Create?an?enumerator?for?the?video?capture?category.
		hr?=?pDevEnum->CreateClassEnumerator（
			CLSID_VideoInputDeviceCategory
			&pEnum?0）;

		if?（hr?==?S_OK）{

			//if?（!silent）printf（“SETUP:?Looking?For?Capture?Devices\n“）;
			IMoniker?*pMoniker?=?NULL;

			while?（pEnum->Next（1?&pMoniker?NULL）?==?S_OK）{

				IPropertyBag?*pPropBag;
				hr?=?pMoniker->BindToStorage（0?0?IID_IPropertyBag
					（void**）（&pPropBag））;

				if?（FAILED（hr））{
					pMoniker->Release（）;
					continue;??//?Skip?this?one?maybe?the?next?one?will?work.
				}


				//?Find?the?description?or?friendly?name.
				VARIANT?varName;
				VariantInit（&varName）;
				hr?=?pPropBag->Read（L“Description“?&varName?0）;

				if?（FAILED（hr））?hr?=?pPropBag->Read（L“FriendlyName“?&varName?0）;

				if?（SUCCEEDED（hr））{

					hr?=?pPropBag->Read（L“FriendlyName“?&varName?0）;

					int?count?=?0;
					char?tmp[255]?=?{0};
					//int?maxLen?=?sizeof（deviceNames[0]）?/?sizeof（deviceNames[0][0]）?-?2;
					while?（varName.bstrVal[count]?!=?0x00?&&?count?						tmp[count]?=?（char）varName.bstrVal[count];
						count++;
					}
					list.push_back（tmp）;
					//deviceNames[deviceCounter][count]?=?0;

					//if?（!silent）printf（“SETUP:?%i）?%s?\n“?deviceCounter?deviceNames[deviceCounter]）;
				}

				pPropBag->Release（）;
				pPropBag?=?NULL;

				pMoniker->Release（）;
				pMoniker?=?NULL;

				deviceCounter++;
			}

			pDevEnum->Release（）;
			pDevEnum?=?NULL;

			pEnum->Release（）;
			pEnum?=?NULL;
		}

		//if?（!silent）printf（“SETUP:?%i?Device（s）?found\n\n“?deviceCounter）;
	}

	//comUnInit（）;

	return?deviceCounter;
}


int?imageDeviceEnum（vector&?cameraName）
{
	HDEVINFO?hDevInfo;
	SP_DEVINFO_DATA?DeviceInfoData;
	DWORD?i;
	int?num?=?0;

	//?得到所有設備?HDEVINFO??????
	hDevInfo?=?SetupDiGe

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-07-05?18:58??CameraEnum\
?????目錄???????????0??2017-06-26?10:46??CameraEnum\CameraEnum\
?????文件????42663936??2017-07-05?18:58??CameraEnum\CameraEnum.sdf
?????文件?????????976??2017-06-21?10:27??CameraEnum\CameraEnum.sln
?????文件???????28160??2017-07-05?18:58??CameraEnum\CameraEnum.v12.suo
?????文件????????8602??2017-06-26?10:46??CameraEnum\CameraEnum\cam.cpp
?????文件????????4090??2017-06-21?17:25??CameraEnum\CameraEnum\CameraEnum.vcxproj
?????文件?????????944??2017-06-21?10:27??CameraEnum\CameraEnum\CameraEnum.vcxproj.filters
?????文件?????????165??2017-06-21?17:08??CameraEnum\CameraEnum\CameraEnum.vcxproj.user
?????目錄???????????0??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\
?????文件??????734907??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\cam.obj
?????文件????????1437??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.log
?????目錄???????????0??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.tlog\
?????文件?????????156??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.tlog\CameraEnum.lastbuildstate
?????文件?????????576??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.tlog\cl.command.1.tlog
?????文件???????31524??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.tlog\CL.read.1.tlog
?????文件?????????392??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.tlog\CL.write.1.tlog
?????文件????????1062??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.tlog\link.command.1.tlog
?????文件????????3058??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.tlog\link.read.1.tlog
?????文件?????????372??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\CameraEnum.tlog\link.write.1.tlog
?????文件??????879616??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\vc120.idb
?????文件??????913408??2017-06-26?10:46??CameraEnum\CameraEnum\Debug\vc120.pdb
?????目錄???????????0??2017-06-26?10:46??CameraEnum\Debug\
?????文件??????147456??2017-06-26?10:46??CameraEnum\Debug\CameraEnum.exe
?????文件??????565584??2017-06-26?10:46??CameraEnum\Debug\CameraEnum.ilk
?????文件?????2494464??2017-06-26?10:46??CameraEnum\Debug\CameraEnum.pdb

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