include/dxsdk/medparam.idl

   1
   2
   3 import "oaidl.idl";
   4 import "ocidl.idl";
   5 import "strmif.idl";
   6
   7
   8 typedef float MP_DATA;
   9
  10 typedef enum _MP_Type
  11 {
  12    MPT_INT,
  13    MPT_FLOAT,
  14    MPT_BOOL,
  15    MPT_ENUM,
  16    MPT_MAX,
  17 } MP_TYPE;
  18
  19 cpp_quote("const MP_DATA MPBOOL_TRUE = 1.0;")
  20 cpp_quote("const MP_DATA MPBOOL_FALSE = 0.0;")
  21
  22
  23 typedef 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
  33 typedef DWORD MP_CAPS;
  34 const MP_CAPS MP_CAPS_CURVE_JUMP = MP_CURVE_JUMP;
  35 const MP_CAPS MP_CAPS_CURVE_LINEAR = MP_CURVE_LINEAR;
  36 const MP_CAPS MP_CAPS_CURVE_SQUARE = MP_CURVE_SQUARE;
  37 const MP_CAPS MP_CAPS_CURVE_INVSQUARE = MP_CURVE_INVSQUARE;
  38 const MP_CAPS MP_CAPS_CURVE_SINE = MP_CURVE_SINE;
  39
  40 typedef 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
  51 const DWORD DWORD_ALLPARAMS = -1;
  52 typedef DWORD MP_TIMEDATA;
  53
  54 cpp_quote("DEFINE_GUID(GUID_TIME_REFERENCE,    0x93ad712b, 0xdaa0, 0x4ffe, 0xbc, 0x81, 0xb0, 0xce, 0x50, 0x0f, 0xcd, 0xd9);")
  55 cpp_quote("DEFINE_GUID(GUID_TIME_MUSIC,        0x0574c49d, 0x5b04, 0x4b15, 0xa5, 0x42, 0xae, 0x28, 0x20, 0x30, 0x11, 0x7b);")
  56 cpp_quote("DEFINE_GUID(GUID_TIME_SAMPLES,      0xa8593d05, 0x0c43, 0x4984, 0x9a, 0x63, 0x97, 0xaf, 0x9e, 0x02, 0xc4, 0xc0);")
  57
  58 typedef DWORD MP_FLAGS;
  59 const MP_FLAGS MPF_ENVLP_STANDARD         = 0x0000;
  60 const MP_FLAGS MPF_ENVLP_BEGIN_CURRENTVAL = 0x0001;
  61 const MP_FLAGS MPF_ENVLP_BEGIN_NEUTRALVAL = 0x0002;
  62
  63 typedef 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
  74 const MP_FLAGS MPF_PUNCHIN_REFTIME = 0;
  75 const MP_FLAGS MPF_PUNCHIN_NOW = 0x0001;
  76 const MP_FLAGS MPF_PUNCHIN_STOPPED = 0x0002;
  77
  78 [
  79 object,
  80 uuid(6d6cbb60-a223-44aa-842f-a2f06750be6d),
  81 version(1.0)
  82 ]
  83 interface 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 [
  94 object,
  95 uuid(6d6cbb61-a223-44aa-842f-a2f06750be6e),
  96 version(1.0)
  97 ]
  98 interface 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