73 lines
2.3 KiB
C++
Executable File
73 lines
2.3 KiB
C++
Executable File
/* Copyright (C) 2013 Mamadou DIOP
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* Copyright (C) 2013 Doubango Telecom <http://www.doubango.org>
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*
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* This file is part of Open Source Doubango Framework.
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*
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* DOUBANGO is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* DOUBANGO 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DOUBANGO.
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*/
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#ifndef PLUGIN_AUDIO_DSP_UTILS_H
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#define PLUGIN_AUDIO_DSP_UTILS_H
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#include "plugin_audio_dsp_config.h"
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#include <Windows.h>
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#include <mfidl.h>
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#undef CHECK_HR
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// In CHECK_HR(x) When (x) is a function it will be executed twice when used in "TSK_DEBUG_ERROR(x)" and "If(x)"
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#define CHECK_HR(x) { HRESULT __hr__ = (x); if (FAILED(__hr__)) { TSK_DEBUG_ERROR("Operation Failed (%08x)", __hr__); goto bail; } }
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#if !defined(PLUGIN_AUDIO_DSP_MILLIS_TO_100NS)
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# define PLUGIN_AUDIO_DSP_MILLIS_TO_100NS(MILLIS) (((LONGLONG)(MILLIS)) * 10000ui64)
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#endif
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#undef SafeRelease
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#define SafeRelease(ppT) \
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{ \
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if (*ppT) \
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{ \
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(*ppT)->Release(); \
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*ppT = NULL; \
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} \
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}
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class AudioDSPUtils
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{
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public:
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static HRESULT Startup();
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static HRESULT Shutdown();
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static HRESULT CreatePCMAudioType(
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UINT32 sampleRate, // Samples per second
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UINT32 bitsPerSample, // Bits per sample
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UINT32 cChannels, // Number of channels
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IMFMediaType **ppType // Receives a pointer to the media type.
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);
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static HRESULT CreateMediaSample(
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DWORD cbData, // Maximum buffer size
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IMFSample **ppSample // Receives the sample
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);
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static HRESULT MoInitMediaType(
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UINT32 sampleRate, // Samples per second
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UINT32 bitsPerSample, // Bits per sample
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UINT32 cChannels, // Number of channels
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DMO_MEDIA_TYPE *pType // The media type to initialize. Must be freed using MoFreeMediaType.
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);
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private:
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static bool g_bStarted;
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};
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#endif /* PLUGIN_AUDIO_DSP_UTILS_H */
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