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Diffstat (limited to 'libAACdec/src/stereo.h')
-rw-r--r-- | libAACdec/src/stereo.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/libAACdec/src/stereo.h b/libAACdec/src/stereo.h new file mode 100644 index 0000000..afdb110 --- /dev/null +++ b/libAACdec/src/stereo.h @@ -0,0 +1,72 @@ +/***************************** MPEG-4 AAC Decoder ************************** + + (C) Copyright Fraunhofer IIS (2004) + All Rights Reserved + + Please be advised that this software and/or program delivery is + Confidential Information of Fraunhofer and subject to and covered by the + + Fraunhofer IIS Software Evaluation Agreement + between Google Inc. and Fraunhofer + effective and in full force since March 1, 2012. + + You may use this software and/or program only under the terms and + conditions described in the above mentioned Fraunhofer IIS Software + Evaluation Agreement. Any other and/or further use requires a separate agreement. + + + $Id$ + Author(s): Josef Hoepfl + Description: joint stereo processing + + This software and/or program is protected by copyright law and international + treaties. Any reproduction or distribution of this software and/or program, + or any portion of it, may result in severe civil and criminal penalties, and + will be prosecuted to the maximum extent possible under law. + +******************************************************************************/ + +#ifndef STEREO_H +#define STEREO_H + + + +#include "machine_type.h" +#include "FDK_bitstream.h" + +enum +{ + JointStereoMaximumGroups = 8, + JointStereoMaximumBands = 64 +}; + +typedef struct +{ + UCHAR MsMaskPresent; + UCHAR MsUsed[JointStereoMaximumBands]; /*!< every arry element contains flags for up to 8 groups */ +} CJointStereoData; + + +/*! + \brief Read joint stereo data from bitstream + + The function reads joint stereo data from bitstream. + + \param bs bit stream handle data source. + \param pJointStereoData pointer to stereo data structure to receive decoded data. + \param windowGroups number of window groups. + \param scaleFactorBandsTransmitted number of transmitted scalefactor bands. + \param flags decoder flags + + \return 0 on success, -1 on error. +*/ +int CJointStereo_Read( + HANDLE_FDK_BITSTREAM bs, + CJointStereoData *pJointStereoData, + int windowGroups, + int scaleFactorBandsTransmitted, + UINT flags + ); + + +#endif /* #ifndef STEREO_H */ |