www.pudn.com > 播放mp3的控件.rar > ElSound.h

#ifndef ELSOUND_H  
#define ELSOUND_H  
 
#include  
 
// Possible modes to take data from 
enum esInputMode { 
    imFile,  
    imCallback 
}; 
 
// Possible modes to put data to 
enum esOutputMode { 
    omMMSystem,  
    omWaveFile,  
    omDirectSound, 
    omCallback 
}; 
 
// Current player mode 
enum esPlayerMode { 
    pmClosed, 
    pmOpened, 
    pmReady, 
    pmStopped, 
    pmPlaying, 
    pmPaused 
}; 
 
enum esPlayerError { 
    peNoError, 
    peNotImplemented, // Feature not implemented 
    peIncorrectMode,  // not correct mode for performing an operation 
    peInternalError,  // failed to allocate memory/resources 
    peInvalidHandle,  // Invalid player object handle 
    peInputError, 
    peOutputError, 
    peNoMemory, 
    peNoResources,     
    peNoCallback 
}; 
 
typedef bool (_stdcall *WaveOutCB)(void *SampleData, int SBits, int Channels, unsigned long SampleRate, unsigned long Size, unsigned long userdata); 
typedef bool (_stdcall *WaveOutActionCB)(bool Init, unsigned long userdata); 
 
typedef bool (_stdcall *InFileOpenCB)(unsigned long UserData1, unsigned long *UserData2, bool *IsSeekable); 
typedef bool (_stdcall *InFileCloseCB)(unsigned long UserData1, unsigned long UserData2); 
typedef bool (_stdcall *InFileGetSizeCB)(unsigned long UserData1, unsigned long UserData2, unsigned long *InSize); 
typedef bool (_stdcall *InFileSeekCB)(unsigned long UserData1, unsigned long UserData2, LPDWORD NewPos, DWORD dwMoveMethod); 
typedef bool (_stdcall *InFileReadCB)(unsigned long UserData1, unsigned long UserData2, LPVOID buffer, DWORD bytes_to_read, DWORD *bytes_read); 
 
typedef HANDLE (*InitModuleProc)();  
typedef bool (*DeInitModuleProc)(HANDLE handle);  
typedef bool (*OpenProc)  (HANDLE handle);  
typedef bool (*CloseProc) (HANDLE handle);  
typedef bool (*PlayProc)  (HANDLE handle);  
typedef bool (*StopProc)  (HANDLE handle);  
typedef bool (*PauseProc) (HANDLE handle);  
typedef bool (*ResumeProc)(HANDLE handle);  
typedef long (*GetLastErrorProc)(HANDLE handle);  
typedef bool (*SetPosProc)(HANDLE handle, unsigned long NewPos);  
typedef long (*GetVersionProc)();  
typedef long (*GetAboutProc)(char *buffer, unsigned long *buflen);  
typedef long (*GetInfo1Proc)(char *buffer, unsigned long *buflen);  
typedef long (*GetExtsProc)(char *buffer, unsigned long *buflen);  
typedef bool (*SetInputNameProc)(HANDLE handle, char *Name);  
typedef bool (*SetOutputNameProc)(HANDLE handle, char *Name);  
typedef bool (*SetInputModeProc)(HANDLE handle, unsigned long InMode);  
typedef bool (*SetOutputModeProc)(HANDLE handle, unsigned long OutMode);  
typedef bool (*SetOutputDevProc)(HANDLE handle, unsigned long DevNum);  
typedef unsigned long (*GetPosProc)(HANDLE handle);  
typedef unsigned long (*GetSizeProc)(HANDLE handle);  
typedef unsigned long (*GetModeProc)(HANDLE handle);  
typedef bool (*SetAudioBuffersProc)(HANDLE handle, unsigned long buffers, unsigned long size); 
typedef bool (*SetPriorityProc)(HANDLE handle, long Priority); 
typedef bool (*SetLimitsProc)(HANDLE handle, unsigned long StartPos, unsigned long EndPos); 
typedef bool (*SetOutCBProc)(HANDLE handle, WaveOutCB OutCB, WaveOutActionCB OutActionCB, unsigned long UserData); 
typedef bool (*ESGetInfo2Proc)(HANDLE handle, unsigned long *Info2); 
typedef bool (*SetInCBProc)(HANDLE handle, InFileOpenCB openCB,  
                            InFileCloseCB closeCB,  
                            InFileGetSizeCB getsizeCB, 
                            InFileSeekCB seekCB, 
                            InFileReadCB readCB, 
                            unsigned long UserData1); 
typedef bool (*ESSetVolumeProc)(HANDLE handle, unsigned long Volume); 
typedef bool (*ESGetVolumeProc)(HANDLE handle, unsigned long *Volume); 
typedef bool (*ESCanSetVolumeProc)(HANDLE handle, bool *Separate);  
typedef bool (*ESSetDevNumProc)(HANDLE handle, unsigned long DevNum); 
typedef bool (*ESSetWindowProc)(HANDLE handle, HWND Wnd); 
typedef bool (*ESCanPauseProc)(HANDLE handle); 
typedef bool (*ESCanSetPosProc)(HANDLE handle); 
typedef bool (*ESSetExtrasProc)(HANDLE handle, void *Volume); 
typedef bool (*ESUseOutCBProc)(HANDLE handle, bool UseCB); 
typedef bool (*ESHasEQProc)(HANDLE handle, bool *ItDoes); 
typedef bool (*ESEQProc)(HANDLE handle, LPVOID *EQData, unsigned long *channels, unsigned long *bands); 
typedef bool (*ESUseEQProc)(HANDLE handle, bool UseEQ); 
 
HANDLE __declspec(dllexport) _stdcall ESInitModule(); 
long __declspec(dllexport) _stdcall ESGetLastError(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESDeInitModule(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESOpen(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESClose(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESPlay(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESStop(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESPause(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESResume(HANDLE handle); 
unsigned long __declspec(dllexport) _stdcall ESGetPos(HANDLE handle);  
unsigned long __declspec(dllexport) _stdcall ESGetSize(HANDLE handle);  
bool __declspec(dllexport) _stdcall ESSetPos(HANDLE handle, unsigned long NewPos);  
bool __declspec(dllexport) _stdcall ESGetAbout(char *buffer, unsigned long *buflen); 
bool __declspec(dllexport) _stdcall ESGetExts(char *buffer, unsigned long *buflen); 
bool __declspec(dllexport) _stdcall ESGetName(char *buffer, unsigned long *buflen); 
long __declspec(dllexport) _stdcall ESGetVersion(); 
bool __declspec(dllexport) _stdcall ESSetPriority(HANDLE handle, long Priority); 
 
bool __declspec(dllexport) _stdcall ESSetInputName(HANDLE handle, char *Name);  
bool __declspec(dllexport) _stdcall ESSetOutputName(HANDLE handle, char *Name);  
bool __declspec(dllexport) _stdcall ESSetInputMode(HANDLE handle, unsigned long InMode);  
bool __declspec(dllexport) _stdcall ESSetOutputMode(HANDLE handle, unsigned long OutMode);  
bool __declspec(dllexport) _stdcall ESSetOutputDev(HANDLE handle, unsigned long DevNum);  
unsigned long __declspec(dllexport) _stdcall ESGetPlayerMode(HANDLE handle);  
bool __declspec(dllexport) _stdcall ESSetAudioBuffers(HANDLE handle, unsigned long buffers, unsigned long size); 
bool __declspec(dllexport) _stdcall ESSetLimits(HANDLE handle, unsigned long StartPos, unsigned long EndPos); 
bool __declspec(dllexport) _stdcall ESSetOutCB(HANDLE handle, WaveOutCB OutCB, WaveOutActionCB OutActionCB, unsigned long UserData); 
bool __declspec(dllexport) _stdcall ESGetInfo1(HANDLE handle, void *InfoBuf, unsigned long *buflen); 
bool __declspec(dllexport) _stdcall ESGetInfo2(HANDLE handle, unsigned long *Info2); 
bool __declspec(dllexport) _stdcall ESSetInCB(HANDLE handle, InFileOpenCB openCB,  
                                              InFileCloseCB closeCB, InFileGetSizeCB getsizeCB, 
                                              InFileSeekCB seekCB, InFileReadCB readCB, 
                                              unsigned long UserData1); 
bool __declspec(dllexport) _stdcall ESCanSetVolume(HANDLE handle, bool *Separate);  
bool __declspec(dllexport) _stdcall ESSetVolume(HANDLE handle, unsigned long Volume); 
bool __declspec(dllexport) _stdcall ESGetVolume(HANDLE handle, unsigned long *Volume); 
bool __declspec(dllexport) _stdcall ESSetDevNum(HANDLE handle, unsigned long DevNum); 
bool __declspec(dllexport) _stdcall ESInitStream(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESSetWindow(HANDLE handle, HWND Wnd); 
bool __declspec(dllexport) _stdcall ESCanPause(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESCanSetPos(HANDLE handle); 
bool __declspec(dllexport) _stdcall ESSetExtras(HANDLE handle, void *Param); 
bool __declspec(dllexport) _stdcall ESUseOutCB(HANDLE handle, bool UseCB); 
 
bool __declspec(dllexport) _stdcall ESHasEQ(HANDLE handle, bool *ItDoes); 
bool __declspec(dllexport) _stdcall ESEQ(HANDLE handle, LPVOID *EQData, unsigned long *channels, unsigned long *bands); 
bool __declspec(dllexport) _stdcall ESUseEQ(HANDLE handle, bool UseEQ); 
 
#endif