//==========================================================================; // // msacmdrv.h // // Copyright (c) 1992-1994 Microsoft Corporation. All Rights Reserved. // // Description: // Audio Compression Manager Public Header File for Drivers // // History: // //==========================================================================; #ifndef _INC_ACMDRV #define _INC_ACMDRV /* #defined if msacmdrv.h has been included */ #if !defined(_INC_ACM) #ifndef RC_INVOKED #error MSACM.H to be included first #endif #endif #include "pshpack1.h" /* Assume byte packing throughout */ #ifdef __cplusplus extern "C" { /* Assume C declarations for C++ */ #endif /* __cplusplus */ //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ; // // ACM Driver Version: // // the version is a 32 bit number that is broken into three parts as // follows: // // bits 24 - 31: 8 bit _major_ version number // bits 16 - 23: 8 bit _minor_ version number // bits 0 - 15: 16 bit build number // // this is then displayed as follows: // // bMajor = (BYTE)(dwVersion >> 24) // bMinor = (BYTE)(dwVersion >> 16) & // wBuild = LOWORD(dwVersion) // //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ; #define MAKE_ACM_VERSION(mjr, mnr, bld) (((long)(mjr)<<24)| \ ((long)(mnr)<<16)| \ ((long)bld)) #ifdef WIN32 //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ; // // under WIN32 all drivers use unicode structures. these have already // been #defined in MSACM.H. however, regardless of whether UNICODE is // defined, we will define these structures as unicode structures for use // in 32-bit drivers. // //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ; #undef ACMDRIVERDETAILS #undef PACMDRIVERDETAILS #undef LPACMDRIVERDETAILS #undef ACMFORMATTAGDETAILS #undef PACMFORMATTAGDETAILS #undef LPACMFORMATTAGDETAILS #undef ACMFORMATDETAILS #undef PACMFORMATDETAILS #undef LPACMFORMATDETAILS #undef ACMFORMATCHOOSE #undef PACMFORMATCHOOSE #undef LPACMFORMATCHOOSE #undef ACMFILTERTAGDETAILS #undef PACMFILTERTAGDETAILS #undef LPACMFILTERTAGDETAILS #undef ACMFILTERDETAILS #undef PACMFILTERDETAILS #undef LPACMFILTERDETAILS #undef ACMFILTERCHOOSE #undef PACMFILTERCHOOSE #undef LPACMFILTERCHOOSE #define ACMDRIVERDETAILS ACMDRIVERDETAILSW #define PACMDRIVERDETAILS PACMDRIVERDETAILSW #define LPACMDRIVERDETAILS LPACMDRIVERDETAILSW #define ACMFORMATTAGDETAILS ACMFORMATTAGDETAILSW #define PACMFORMATTAGDETAILS PACMFORMATTAGDETAILSW #define LPACMFORMATTAGDETAILS LPACMFORMATTAGDETAILSW #define ACMFORMATDETAILS ACMFORMATDETAILSW #define PACMFORMATDETAILS PACMFORMATDETAILSW #define LPACMFORMATDETAILS LPACMFORMATDETAILSW #define ACMFORMATCHOOSE ACMFORMATCHOOSEW #define PACMFORMATCHOOSE PACMFORMATCHOOSEW #define LPACMFORMATCHOOSE LPACMFORMATCHOOSEW #define ACMFILTERTAGDETAILS ACMFILTERTAGDETAILSW #define PACMFILTERTAGDETAILS PACMFILTERTAGDETAILSW #define LPACMFILTERTAGDETAILS LPACMFILTERTAGDETAILSW #define ACMFILTERDETAILS ACMFILTERDETAILSW #define PACMFILTERDETAILS PACMFILTERDETAILSW #define LPACMFILTERDETAILS LPACMFILTERDETAILSW #define ACMFILTERCHOOSE ACMFILTERCHOOSEW #define PACMFILTERCHOOSE PACMFILTERCHOOSEW #define LPACMFILTERCHOOSE LPACMFILTERCHOOSEW #endif // // // // // #define ACMDRVOPENDESC_SECTIONNAME_CHARS #ifdef _WIN32 typedef struct tACMDRVOPENDESCA { DWORD cbStruct; // sizeof(ACMDRVOPENDESC) FOURCC fccType; // 'audc' FOURCC fccComp; // sub-type (not used--must be 0) DWORD dwVersion; // current version of ACM opening you DWORD dwFlags; // DWORD dwError; // result from DRV_OPEN request LPCSTR pszSectionName; // see DRVCONFIGINFO.lpszDCISectionName LPCSTR pszAliasName; // see DRVCONFIGINFO.lpszDCIAliasName } ACMDRVOPENDESCA, *PACMDRVOPENDESCA, FAR *LPACMDRVOPENDESCA; typedef struct tACMDRVOPENDESCW { DWORD cbStruct; // sizeof(ACMDRVOPENDESC) FOURCC fccType; // 'audc' FOURCC fccComp; // sub-type (not used--must be 0) DWORD dwVersion; // current version of ACM opening you DWORD dwFlags; // DWORD dwError; // result from DRV_OPEN request LPCWSTR pszSectionName; // see DRVCONFIGINFO.lpszDCISectionName LPCWSTR pszAliasName; // see DRVCONFIGINFO.lpszDCIAliasName } ACMDRVOPENDESCW, *PACMDRVOPENDESCW, FAR *LPACMDRVOPENDESCW; #define ACMDRVOPENDESC ACMDRVOPENDESCW #define PACMDRVOPENDESC PACMDRVOPENDESCW #define LPACMDRVOPENDESC LPACMDRVOPENDESCW #else typedef struct tACMDRVOPENDESC { DWORD cbStruct; // sizeof(ACMDRVOPENDESC) FOURCC fccType; // 'audc' FOURCC fccComp; // sub-type (not used--must be 0) DWORD dwVersion; // current version of ACM opening you DWORD dwFlags; // DWORD dwError; // result from DRV_OPEN request LPCSTR pszSectionName; // see DRVCONFIGINFO.lpszDCISectionName LPCSTR pszAliasName; // see DRVCONFIGINFO.lpszDCIAliasName } ACMDRVOPENDESC, *PACMDRVOPENDESC, FAR *LPACMDRVOPENDESC; #endif // // // // // typedef struct tACMDRVSTREAMINSTANCE { DWORD cbStruct; LPWAVEFORMATEX pwfxSrc; LPWAVEFORMATEX pwfxDst; LPWAVEFILTER pwfltr; DWORD dwCallback; DWORD dwInstance; DWORD fdwOpen; DWORD fdwDriver; DWORD dwDriver; HACMSTREAM has; } ACMDRVSTREAMINSTANCE, *PACMDRVSTREAMINSTANCE, FAR *LPACMDRVSTREAMINSTANCE; // // NOTE! this structure must match the ACMSTREAMHEADER in msacm.h but // defines more information for the driver writing convenience // typedef struct tACMDRVSTREAMHEADER FAR *LPACMDRVSTREAMHEADER; typedef struct tACMDRVSTREAMHEADER { DWORD cbStruct; DWORD fdwStatus; DWORD dwUser; LPBYTE pbSrc; DWORD cbSrcLength; DWORD cbSrcLengthUsed; DWORD dwSrcUser; LPBYTE pbDst; DWORD cbDstLength; DWORD cbDstLengthUsed; DWORD dwDstUser; DWORD fdwConvert; // flags passed from convert func LPACMDRVSTREAMHEADER padshNext; // for async driver queueing DWORD fdwDriver; // driver instance flags DWORD dwDriver; // driver instance data // // all remaining fields are used by the ACM for bookkeeping purposes. // an ACM driver should never use these fields (though than can be // helpful for debugging)--note that the meaning of these fields // may change, so do NOT rely on them in shipping code. // DWORD fdwPrepared; DWORD dwPrepared; LPBYTE pbPreparedSrc; DWORD cbPreparedSrcLength; LPBYTE pbPreparedDst; DWORD cbPreparedDstLength; } ACMDRVSTREAMHEADER, *PACMDRVSTREAMHEADER; // // structure for ACMDM_STREAM_SIZE message // // typedef struct tACMDRVSTREAMSIZE { DWORD cbStruct; DWORD fdwSize; DWORD cbSrcLength; DWORD cbDstLength; } ACMDRVSTREAMSIZE, *PACMDRVSTREAMSIZE, FAR *LPACMDRVSTREAMSIZE; // // structure containing the information for the ACMDM_FORMAT_SUGGEST message // // typedef struct tACMDRVFORMATSUGGEST { DWORD cbStruct; // sizeof(ACMDRVFORMATSUGGEST) DWORD fdwSuggest; // Suggest flags LPWAVEFORMATEX pwfxSrc; // Source Format DWORD cbwfxSrc; // Source Size LPWAVEFORMATEX pwfxDst; // Dest format DWORD cbwfxDst; // Dest Size } ACMDRVFORMATSUGGEST, *PACMDRVFORMATSUGGEST, FAR *LPACMDRVFORMATSUGGEST; //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ; // // // // //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ; // // // #ifndef WIN32 LRESULT ACMAPI acmApplicationExit(HTASK htask, LPARAM lParam); BOOL ACMAPI acmHugePageLock(LPBYTE pbArea, DWORD cbBuffer); void ACMAPI acmHugePageUnlock(LPBYTE pbArea, DWORD cbBuffer); #endif //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ; // // ACM Driver Messages // // // //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ; #define ACMDM_DRIVER_NOTIFY (ACMDM_BASE + 1) #define ACMDM_DRIVER_DETAILS (ACMDM_BASE + 10) #define ACMDM_HARDWARE_WAVE_CAPS_INPUT (ACMDM_BASE + 20) #define ACMDM_HARDWARE_WAVE_CAPS_OUTPUT (ACMDM_BASE + 21) #define ACMDM_FORMATTAG_DETAILS (ACMDM_BASE + 25) #define ACMDM_FORMAT_DETAILS (ACMDM_BASE + 26) #define ACMDM_FORMAT_SUGGEST (ACMDM_BASE + 27) #define ACMDM_FILTERTAG_DETAILS (ACMDM_BASE + 50) #define ACMDM_FILTER_DETAILS (ACMDM_BASE + 51) #define ACMDM_STREAM_OPEN (ACMDM_BASE + 76) #define ACMDM_STREAM_CLOSE (ACMDM_BASE + 77) #define ACMDM_STREAM_SIZE (ACMDM_BASE + 78) #define ACMDM_STREAM_CONVERT (ACMDM_BASE + 79) #define ACMDM_STREAM_RESET (ACMDM_BASE + 80) #define ACMDM_STREAM_PREPARE (ACMDM_BASE + 81) #define ACMDM_STREAM_UNPREPARE (ACMDM_BASE + 82) #include "poppack.h" /* Revert to default packing */ #ifdef __cplusplus } /* End of extern "C" { */ #endif /* __cplusplus */ #endif /* _INC_ACMDRV */