* \brief Calculate weighting factor for threshold adjustment. * * Calculate weighting factor to be applied at energies and thresholds in ld64 forma

functionname: FDKaacEnc_correctThresh description: if pe difference deltaPe between desired pe and real pe is small enough, the difference can be dis

functionname: FDKaacEnc_encodeGainControlData description: unsupported returns: none input: output: ***************************

functionname:FDKaacEnc_encodeGlobalGain description: encodes Global Gain (common scale factor) returns: the number of static bits inpu

functionname:encodeMsInfo description: encodes MS-Stereo Info returns: the number of static bits input: output: *****************

functionname: FDKaacEnc_encodePulseData description: not supported yet (dummy) returns: none input: output: *******************

functionname: FDKaacEnc_encodeScaleFactorData description: encode DPCM coded scale factors returns: none input: output: *******

functionname: FDKaacEnc_encodeSectionData description: encode section data (common Huffman codebooks for adjacent SFB's) re

functionname: FDKaacEnc_encodeSpectralData description: encode spectral data returns: the number of written bits input: output:

functionname: FDKaacEnc_encodeTnsData description: encode TNS data (filter order, coeffs, ..) returns: the number of static bits inp

functionname: FDKaacEnc_encodeTnsDataPresent description: encode TNS data (filter order, coeffs, ..) returns: the number of static bits

functionname: FDKaacEnc_finalizeIntensityDecision description: Finalizes intensity decision input: isParams scale: none

functionname:FDKaacEnc_framePadding description: Calculates if padding is needed for actual frame returns: input: output: ***********

/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// functionname: FDKaacEnc_ge

sectioning Stage 0:find minimum codbooks */

sectioning Stage 1:merge all connected regions with the same code book and calculate side info */

sectioning Stage 2:greedy merge algorithm, merge connected sections with maximum bit gain until no more gain is possible */

Function: FDKaacEnc_improveScf Description: Calculate the distortion by quantization and inverse quantization of the spectrum with v

functionname: FDKaacEnc_initIsParams description: Initialization of intensity parameters input: isParams output: isParams

function to look up used pns level ****************************************************************************/

count bits used by pns */

count bits used by the noiseless coder */

functionname: FDKaacEnc_prepareIntensityDecision description: Prepares intensity decision input: sfbEnergyLeft sfb

* \brief Calculate constants that do not change during successive pe calculations. * * \param peData Pointer to structure containing

constants that do not change during successive pe calculations */

functionname: FDKaacEnc_reduceMinSnr description: if the desired pe can not be reached, reduce pe by reducing minSnr **********

apply reduction formula for VBR-mode */

reset avoid hole flags from AH_ACTIVE to AH_INACTIVE */

functionname: FDKaacEnc_scfCount returns : --- description : count bits used by scalefactors. not in all cases if ma

functionname: FDKaacEnc_updateBitres description: return: *************************************************************************

///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

functionname: FDKaacEnc_writeDataStreamElement description: write data stream elements like ancillary data ... returns: the amount of us

--------------------------------------------------------------------------* * FDKcalloc_L *---------------------------------------------------------

* \brief Fill the BitBuffer with a number of input bytes from external source. * The bytesValid variable returns the number of ramaining vali

* \brief fill the outputBuffer with all valid bytes hold in BitBuffer. The WriteBytes * variable returns the number of written Bytes. * * \p

* \brief return amount of unused Bits from Bitbuffer. * \param hBitStream HANDLE_FDK_BITSTREAM handle * \return amount of free bits that still can b

Initialize library info. */

Aquire supported features of library. */

Search for next free tab. */

* \brief Push Back(Cache) / For / BiDirectional Function. * PushBackCache function ungets a number of bits erroneously read/written by the las

/ ! \brief Adjusts the SBR settings according to the chosen core coder settings which are accessible via config->codecSettings \retur

/ ! \brief creates an envelope extractor handle \return error status *************************************************************************

/ ! \brief Initialize an instance of the missing harmonics detector. \return errorCode, noError if OK. */ /

/ ! \brief Creates an instance of the tonality correction parameter module. The module includes modules for inverse filtering level estimatio

* Encode Dummy SBR payload frames to fill the delay lines. */

/ ! \brief Deletes an instance of the missing harmonics detector. \return none. */ /

/ ! \brief Deletes the tonality correction paramtere module. \return none */ /

functionname: FDKsbrEnc_EnvInit description: initializes parameters returns: error status input: output: hEnv ***********************

/ ! \brief In case of downsampled SBR we may need to lower the stop freq of a tuning setting to fit into the lower half of the

Functionname: FDKsbrEnc_GetTonality ******************************************************************************/ / ! \brief Calculates com

/ ! \brief Initialize an envelope extractor instance. \return error status *******************************************************************

/ ! \brief Initialize an instance of the missing harmonics detector. \return errorCode, noError if OK. */ /

/ ! \brief Initialize an instance of the noise floor level estimation module. \return errorCode, noError if successful */ /

/ ! \brief Initialize an instance of the tonality correction parameter module. The module includes modules for inverse filtering level estima

functionname: FDKsbrEnc_InitializeSbrDefaults description: initializes the SBR confifuration returns: error status input: - core codec

/ ! \brief tells us, if for the given coreCoder, bitrate, number of channels and input sampling rate an SBR setting is available. If yes

/ ! \brief Resets an instance of the missing harmonics detector. \return error code, noError if OK. */ /

/ ! \brief resets tonality correction parameter module. \return errorCode, noError if successful. */ /