amr_nb_codec.h
上传用户:zhongxx05
上传日期:2007-06-06
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文件大小:3k
- /* ***** BEGIN LICENSE BLOCK *****
- * Version: RCSL 1.0/RPSL 1.0
- *
- * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file, are
- * subject to the current version of the RealNetworks Public Source License
- * Version 1.0 (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the RealNetworks Community Source License Version 1.0
- * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl,
- * in which case the RCSL will apply. You may also obtain the license terms
- * directly from RealNetworks. You may not use this file except in
- * compliance with the RPSL or, if you have a valid RCSL with RealNetworks
- * applicable to this file, the RCSL. Please see the applicable RPSL or
- * RCSL for the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the portions
- * it created.
- *
- * This file, and the files included with this file, is distributed and made
- * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef AMR_CODEC_H
- #define AMR_CODEC_H
- #include "hxcom.h"
- #include "hxacodec.h"
- #include "amr_reorder.h"
- struct speech_Decode_FrameState;
- class CAMRCodec : public IHXAudioDecoder
- {
- public:
- CAMRCodec();
- virtual ~CAMRCodec();
- /*
- * IUnknown methods
- */
- STDMETHOD(QueryInterface) (THIS_
- REFIID riid,
- void** ppvObj);
- STDMETHOD_(ULONG32,AddRef) (THIS);
- STDMETHOD_(ULONG32,Release) (THIS);
- /*
- * IHXAudioDecoder methods
- */
- STDMETHOD(OpenDecoder) (THIS_ UINT32 cfgType, const void* config,
- UINT32 nBytes);
- STDMETHOD(Reset) (THIS);
- STDMETHOD(Conceal) (THIS_ UINT32 nSamples);
- STDMETHOD(Decode) (THIS_ const UCHAR* data, UINT32 nBytes,
- UINT32 &nBytesConsumed, INT16 *samplesOut,
- UINT32& nSamplesOut, BOOL eof);
- STDMETHOD(GetMaxSamplesOut) (THIS_ UINT32& nSamples) CONSTMETHOD;
- STDMETHOD(GetNChannels) (THIS_ UINT32& nChannels) CONSTMETHOD;
- STDMETHOD(GetSampleRate) (THIS_ UINT32& sampleRate) CONSTMETHOD;
- STDMETHOD(GetDelay) (THIS_ UINT32& nSamples) CONSTMETHOD;
- protected:
- virtual void VerifyInput(UCHAR* pData, UINT32 nBytes, UINT32 nBufSize) {};
- private:
- LONG32 m_lRefCount;
-
- void* m_pState;
- UINT32 m_nConcealSamples;
- UINT8* m_pFrameBuf;
- };
- #endif // AMR_CODEC_H