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141 lines
4.8 KiB
C
141 lines
4.8 KiB
C
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/***************************************************************************\
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*
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* (C) copyright Fraunhofer - IIS (2002)
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* All Rights Reserved
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*
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* $Header: /cvs/root/winamp/aacdec/incs/mp4dec_asc/programcfg_c.h,v 1.3 2012/05/08 20:16:50 audiodsp Exp $
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* project : MPEG-4 Audio Decoder
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* contents/description: program config specific description
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*
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* This software and/or program is protected by copyright law and
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* international treaties. Any reproduction or distribution of this
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* software and/or program, or any portion of it, may result in severe
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* civil and criminal penalties, and will be prosecuted to the maximum
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* extent possible under law.
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*
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\***************************************************************************/
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#ifndef __PROGRAMCFGC_H__
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#define __PROGRAMCFGC_H__
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#include "mp4dec_helpers/cubuffer_c.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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struct CSBitStream;
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enum
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{
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/* PCE settings */
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CSProgramConfig_FrontRow = 0,
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CSProgramConfig_SideRow = 1,
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CSProgramConfig_BackRow = 2,
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CSProgramConfig_SpeakerRows = 3,
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CSProgramConfig_MaximumChannels = 16,
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CSProgramConfig_MaximumCommentLength = 256,
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/* aac profile definitions */
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CAAC_ProfileMain = 0,
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CAAC_ProfileLowComplexity,
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CAAC_ProfileSSR,
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CAAC_ProfileLTP,
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CAAC_ProfileScalable,
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CAAC_ProfileReserved
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};
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typedef struct CSProgramConfig
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{
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/* non-multichannel configuration */
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int m_NonMC_ConfigSet;
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int m_NonMC_IsCPE;
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int m_NonMC_Tag;
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/* */
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int m_ExplicitMapping;
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int m_Profile;
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int m_SamplingFrequencyIndex;
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int m_NumLfeChannelElements;
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int m_NumAssocDataElements;
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int m_NumValidCcElements;
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int m_MonoMixdownPresent;
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int m_MonoMixdownElementNumber;
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int m_StereoMixdownPresent;
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int m_StereoMixdownElementNumber;
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int m_MatrixMixdownIndexPresent;
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int m_MatrixMixdownIndex;
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int m_PseudoSurroundEnable;
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unsigned int m_NumberOfChannels[CSProgramConfig_SpeakerRows];
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int m_NumberOfChannelElements[CSProgramConfig_SpeakerRows];
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int m_ChannelElementIsCpe[CSProgramConfig_SpeakerRows][CSProgramConfig_MaximumChannels];
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unsigned int m_ChannelElementTagSelect[CSProgramConfig_SpeakerRows][CSProgramConfig_MaximumChannels];
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unsigned int m_LfeElementTagSelect[CSProgramConfig_MaximumChannels];
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unsigned int m_AssocDataElementTagSelect[CSProgramConfig_MaximumChannels];
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int m_CcElementIsIndSw[CSProgramConfig_MaximumChannels];
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unsigned int m_ValidCcElementTagSelect[CSProgramConfig_MaximumChannels];
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int m_CommentFieldBytes;
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unsigned char m_Comment[CSProgramConfig_MaximumCommentLength];
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} CSProgramConfig, *CSProgramConfigPtr;
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/* methods */
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void CSProgramConfig_Initialize(CSProgramConfigPtr self);
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void CSProgramConfig_Read (CSProgramConfigPtr self, struct CSBitStream *bs);
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void CSProgramConfig_ReadExt (CSProgramConfigPtr self, struct CSBitStream *bs, CCompositionUnitPtr cubuffer, const unsigned int tag);
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void CSProgramConfig_Copy (CSProgramConfigPtr dst, const CSProgramConfigPtr src);
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int CSProgramConfig_AddChannel(CSProgramConfigPtr self, const unsigned int tag, const unsigned int isCPE);
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int CSProgramConfig_AddSingleChannel (CSProgramConfigPtr self, const unsigned int tag);
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int CSProgramConfig_AddChannelPair (CSProgramConfigPtr self, const unsigned int tag);
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int CSProgramConfig_AddCouplingChannel (CSProgramConfigPtr self, const unsigned int tag);
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int CSProgramConfig_AddLowFrequencyChannel(CSProgramConfigPtr self, const unsigned int tag);
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int CSProgramConfig_IsChannelLocatedAt (CSProgramConfigPtr self, const unsigned int row, const unsigned int tag);
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int CSProgramConfig_IsChannelPairLocatedAt(CSProgramConfigPtr self, const unsigned int row, const unsigned int tag);
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/* explicit query */
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/* query by index */
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int CSProgramConfig_GetNumberOfElements(CSProgramConfigPtr self, const unsigned int row);
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int CSProgramConfig_GetNumberOfChannels(CSProgramConfigPtr self);
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int CSProgramConfig_GetNumberOfChannelsPerRow(CSProgramConfigPtr self, const unsigned int row);
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int CSProgramConfig_GetElementTag(CSProgramConfigPtr self, const unsigned int row, const unsigned int index);
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int CSProgramConfig_IsChannelPair(CSProgramConfigPtr self, const unsigned int row, const unsigned int index);
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int CSProgramConfig_GetNumberOfLowFrequencyChannels(CSProgramConfigPtr self);
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int CSProgramConfig_GetLowFrequencyChannelTag (CSProgramConfigPtr self, const unsigned int index);
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/* */
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int CSProgramConfig_GetSamplingRateIndex(CSProgramConfigPtr self);
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int CSProgramConfig_GetProfile (CSProgramConfigPtr self);
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#ifdef __cplusplus
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}
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#endif
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#endif
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