95 lines
2.7 KiB
Text
95 lines
2.7 KiB
Text
/*
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* Copyright 2022 Zhiyi Zhang for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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import "strmif.idl";
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typedef float MP_DATA;
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typedef DWORD MP_CAPS;
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typedef DWORD MP_FLAGS;
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typedef DWORD MP_TIMEDATA;
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typedef enum _MP_Type
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{
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MPT_INT,
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MPT_FLOAT,
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MPT_BOOL,
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MPT_ENUM,
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MPT_MAX,
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} MP_TYPE;
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typedef struct _MP_PARAMINFO
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{
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MP_TYPE mpType;
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MP_CAPS mopCaps;
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MP_DATA mpdMinValue;
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MP_DATA mpdMaxValue;
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MP_DATA mpdNeutralValue;
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WCHAR szUnitText[32];
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WCHAR szLabel[32];
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} MP_PARAMINFO;
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typedef enum _MP_CURVE_TYPE {
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MP_CURVE_JUMP = 0x0001,
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MP_CURVE_LINEAR = 0x0002,
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MP_CURVE_SQUARE = 0x0004,
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MP_CURVE_INVSQUARE = 0x0008,
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MP_CURVE_SINE = 0x0010,
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} MP_CURVE_TYPE;
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const MP_FLAGS MPF_ENVLP_STANDARD = 0x0000;
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const MP_FLAGS MPF_ENVLP_BEGIN_CURRENTVAL = 0x0001;
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const MP_FLAGS MPF_ENVLP_BEGIN_NEUTRALVAL = 0x0002;
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typedef struct _MP_ENVELOPE_SEGMENT
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{
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REFERENCE_TIME rtStart;
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REFERENCE_TIME rtEnd;
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MP_DATA valStart;
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MP_DATA valEnd;
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MP_CURVE_TYPE iCurve;
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MP_FLAGS flags;
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} MP_ENVELOPE_SEGMENT;
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[
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object,
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uuid(6D6CBB60-A223-44AA-842F-A2F06750BE6D),
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version(1.0)
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]
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interface IMediaParamInfo : IUnknown
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{
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HRESULT GetParamCount([out] DWORD *count);
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HRESULT GetParamInfo([in] DWORD index, [out] MP_PARAMINFO *info);
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HRESULT GetParamText([in] DWORD index, [out] WCHAR **text);
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HRESULT GetNumTimeFormats([out] DWORD *count);
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HRESULT GetSupportedTimeFormat([in] DWORD index, [out] GUID *guid);
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HRESULT GetCurrentTimeFormat([out] GUID *guid, [out] MP_TIMEDATA *time_data);
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}
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[
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object,
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uuid(6d6cbb61-a223-44aa-842f-a2f06750be6e),
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version(1.0)
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]
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interface IMediaParams : IUnknown
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{
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HRESULT GetParam([in] DWORD index, [out] MP_DATA *data);
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HRESULT SetParam([in] DWORD index, [in] MP_DATA data);
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HRESULT AddEnvelope([in] DWORD index, [in] DWORD count, [in] MP_ENVELOPE_SEGMENT *segments);
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HRESULT FlushEnvelope([in] DWORD index, [in] REFERENCE_TIME start, [in] REFERENCE_TIME end);
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HRESULT SetTimeFormat([in] GUID guid, [in] MP_TIMEDATA time_data);
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}
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