1 2 3import "oaidl.idl"; 4import "ocidl.idl"; 5import "strmif.idl"; 6 7 8typedef float MP_DATA; 9 10typedef enum _MP_Type 11{ 12 MPT_INT, 13 MPT_FLOAT, 14 MPT_BOOL, 15 MPT_ENUM, 16 MPT_MAX, 17} MP_TYPE; 18 19cpp_quote("const MP_DATA MPBOOL_TRUE = 1.0;") 20cpp_quote("const MP_DATA MPBOOL_FALSE = 0.0;") 21 22 23typedef enum _MP_CURVE_TYPE 24{ 25 MP_CURVE_JUMP = 0x0001, 26 MP_CURVE_LINEAR = 0x0002, 27 MP_CURVE_SQUARE = 0x0004, 28 MP_CURVE_INVSQUARE = 0x0008, 29 MP_CURVE_SINE = 0x0010, 30} MP_CURVE_TYPE; 31 32 33typedef DWORD MP_CAPS; 34const MP_CAPS MP_CAPS_CURVE_JUMP = MP_CURVE_JUMP; 35const MP_CAPS MP_CAPS_CURVE_LINEAR = MP_CURVE_LINEAR; 36const MP_CAPS MP_CAPS_CURVE_SQUARE = MP_CURVE_SQUARE; 37const MP_CAPS MP_CAPS_CURVE_INVSQUARE = MP_CURVE_INVSQUARE; 38const MP_CAPS MP_CAPS_CURVE_SINE = MP_CURVE_SINE; 39 40typedef struct _MP_PARAMINFO 41{ 42 MP_TYPE mpType; 43 MP_CAPS mopCaps; 44 MP_DATA mpdMinValue; 45 MP_DATA mpdMaxValue; 46 MP_DATA mpdNeutralValue; 47 WCHAR szUnitText[32]; 48 WCHAR szLabel[32]; 49} MP_PARAMINFO; 50 51const DWORD DWORD_ALLPARAMS = -1; 52typedef DWORD MP_TIMEDATA; 53 54cpp_quote("DEFINE_GUID(GUID_TIME_REFERENCE, 0x93ad712b, 0xdaa0, 0x4ffe, 0xbc, 0x81, 0xb0, 0xce, 0x50, 0x0f, 0xcd, 0xd9);") 55cpp_quote("DEFINE_GUID(GUID_TIME_MUSIC, 0x0574c49d, 0x5b04, 0x4b15, 0xa5, 0x42, 0xae, 0x28, 0x20, 0x30, 0x11, 0x7b);") 56cpp_quote("DEFINE_GUID(GUID_TIME_SAMPLES, 0xa8593d05, 0x0c43, 0x4984, 0x9a, 0x63, 0x97, 0xaf, 0x9e, 0x02, 0xc4, 0xc0);") 57 58typedef DWORD MP_FLAGS; 59const MP_FLAGS MPF_ENVLP_STANDARD = 0x0000; 60const MP_FLAGS MPF_ENVLP_BEGIN_CURRENTVAL = 0x0001; 61const MP_FLAGS MPF_ENVLP_BEGIN_NEUTRALVAL = 0x0002; 62 63typedef struct _MP_ENVELOPE_SEGMENT 64{ 65 REFERENCE_TIME rtStart; 66 REFERENCE_TIME rtEnd; 67 MP_DATA valStart; 68 MP_DATA valEnd; 69 MP_CURVE_TYPE iCurve; 70 MP_FLAGS flags; 71} MP_ENVELOPE_SEGMENT; 72 73 74const MP_FLAGS MPF_PUNCHIN_REFTIME = 0; 75const MP_FLAGS MPF_PUNCHIN_NOW = 0x0001; 76const MP_FLAGS MPF_PUNCHIN_STOPPED = 0x0002; 77 78[ 79object, 80uuid(6d6cbb60-a223-44aa-842f-a2f06750be6d), 81version(1.0) 82] 83interface IMediaParamInfo : IUnknown 84{ 85 HRESULT GetParamCount ([out] DWORD * pdwParams); 86 HRESULT GetParamInfo ([in] DWORD dwParamIndex, [out] MP_PARAMINFO * pInfo); 87 HRESULT GetParamText ([in] DWORD dwParamIndex, [out] WCHAR **ppwchText); 88 HRESULT GetNumTimeFormats ([out] DWORD * pdwNumTimeFormats); 89 HRESULT GetSupportedTimeFormat([in] DWORD dwFormatIndex, [out] GUID *pguidTimeFormat); 90 HRESULT GetCurrentTimeFormat ([out] GUID *pguidTimeFormat, [out] MP_TIMEDATA *pTimeData); 91} 92 93[ 94object, 95uuid(6d6cbb61-a223-44aa-842f-a2f06750be6e), 96version(1.0) 97] 98interface IMediaParams : IUnknown 99{ 100 HRESULT GetParam ([in] DWORD dwParamIndex, [out] MP_DATA *pValue); 101 HRESULT SetParam ([in] DWORD dwParamIndex, [in] MP_DATA value); 102 HRESULT AddEnvelope ([in] DWORD dwParamIndex, [in] DWORD cSegments, [in] MP_ENVELOPE_SEGMENT * pEnvelopeSegments); 103 HRESULT FlushEnvelope ([in] DWORD dwParamIndex, [in] REFERENCE_TIME refTimeStart, [in] REFERENCE_TIME refTimeEnd); 104 HRESULT SetTimeFormat ([in] GUID guidTimeFormat, [in] MP_TIMEDATA mpTimeData); 105} 106 107