150 rader
3.0 KiB
C++
150 rader
3.0 KiB
C++
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#include "StdAfx.h"
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#include "PlayApi.h"
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//////////////////////////////////////////////////////////////////////////
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//
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CPlayAPI::CPlayAPI():
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m_hModule(NULL),
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m_APIOpenStream(NULL),
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m_APISetDisplayCallBack(NULL),
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m_APIRigisterDrawFun(NULL),
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m_APIPlay(NULL),
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m_APIInputData(NULL),
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m_APIQueryInfo(NULL),
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m_APIStop(NULL),
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m_APICloseStream(NULL),
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m_APIGetLastError(NULL)
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{
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}
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CPlayAPI::~CPlayAPI()
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{
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if (m_hModule)
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{
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FreeLibrary(m_hModule);
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m_hModule = NULL;
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OutputDebugString(_T("Unload PlaySDK!\n"));
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}
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}
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//////////////////////////////////////////////////////////////////////////
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//
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void CPlayAPI::LoadPlayDll()
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{
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HMODULE hLib = ::LoadLibraryEx("dhplay.dll", NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
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if (hLib)
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{
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m_APIOpenStream = (PLAY_API_OPENSTREAM)GetProcAddress(hLib, "PLAY_OpenStream");;
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m_APISetDisplayCallBack = (PLAY_API_SETIVSCALLBACK)GetProcAddress(hLib, "PLAY_SetIVSCallBack");
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m_APIRigisterDrawFun = (PLAY_API_RIGISTERDRAWFUN)GetProcAddress(hLib, "PLAY_RigisterDrawFun");
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m_APIPlay = (PLAY_API_PLAY)GetProcAddress(hLib, "PLAY_Play");
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m_APIInputData = (PLAY_API_INPUTDATA)GetProcAddress(hLib, "PLAY_InputData");
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m_APIQueryInfo = (PLAY_API_QUERYINFO)GetProcAddress(hLib, "PLAY_QueryInfo");
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m_APIStop = (PLAY_API_STOP)GetProcAddress(hLib, "PLAY_Stop");
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m_APICloseStream = (PLAY_API_CLOSESTREAM)GetProcAddress(hLib, "PLAY_CloseStream");
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m_APIGetLastError = (PLAY_API_GetLastError)GetProcAddress(hLib, "PLAY_GetLastError");
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m_hModule = hLib;
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OutputDebugString(_T("Load PlaySDK Successfully!\n"));
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}
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else
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{
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OutputDebugString(_T("Load PlaySDK Failed!\n"));
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}
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}
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BOOL CPlayAPI::PLAY_OpenStream(LONG nPort,PBYTE pFileHeadBuf,DWORD nSize,DWORD nBufPoolSize)
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{
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if (m_APIOpenStream)
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{
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return m_APIOpenStream(nPort, pFileHeadBuf, nSize, nBufPoolSize);
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}
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return FALSE;
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}
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BOOL CPlayAPI::PLAY_SetIVSCallBack(LONG nPort, GetIVSInfoCallbackFunc pFunc, void* pUserData)
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{
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if (m_APISetDisplayCallBack)
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{
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return m_APISetDisplayCallBack(nPort, pFunc, pUserData);
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}
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return FALSE;
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}
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BOOL CPlayAPI::PLAY_RigisterDrawFun(LONG nPort, DrawFun DrawFuncb, void* pUserData)
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{
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if (m_APIRigisterDrawFun)
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{
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return m_APIRigisterDrawFun(nPort, DrawFuncb, pUserData);
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}
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return FALSE;
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}
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BOOL CPlayAPI::PLAY_Play(LONG nPort, HWND hWnd)
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{
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if (m_APIPlay)
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{
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return m_APIPlay(nPort, hWnd);
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}
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return FALSE;
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}
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BOOL CPlayAPI::PLAY_InputData(LONG nPort, PBYTE pBuf, DWORD nSize)
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{
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if (m_APIInputData)
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{
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return m_APIInputData(nPort, pBuf, nSize);
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}
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return FALSE;
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}
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BOOL CPlayAPI::PLAY_QueryInfo(LONG nPort , int cmdType, char* buf, int buflen, int* returnlen)
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{
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if (m_APIQueryInfo)
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{
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return m_APIQueryInfo(nPort, cmdType, buf, buflen, returnlen);
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}
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return FALSE;
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}
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BOOL CPlayAPI::PLAY_Stop(LONG nPort)
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{
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if (m_APIStop)
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{
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return m_APIStop(nPort);
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}
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return FALSE;
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}
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BOOL CPlayAPI::PLAY_CloseStream(LONG nPort)
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{
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if (m_APICloseStream)
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{
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return m_APICloseStream(nPort);
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}
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return FALSE;
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}
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DWORD CPlayAPI::PLAY_GetLastError(LONG nPort)
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{
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if (m_APIGetLastError)
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{
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return m_APIGetLastError(nPort);
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}
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return -1;
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}
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