📄 mp3dec_api.c
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/*//////////////////////////////////////////////////////////////////////////////
//
// INTEL CORPORATION PROPRIETARY INFORMATION
// This software is supplied under the terms of a license agreement or
// nondisclosure agreement with Intel Corporation and may not be copied
// or disclosed except in accordance with the terms of that agreement.
// Copyright(c) 2006 Intel Corporation. All Rights Reserved.
//
*/
#include "mp3dec_own.h"
MP3Status mp3decGetSize_com(Ipp32s *size)
{
*size = MAINDATABUFSIZE;
return MP3_OK;
}
MP3Status mp3decUpdateMemMap_com(MP3Dec_com *state, Ipp32s shift)
{
MP3_UPDATE_PTR(Ipp32u, state->m_MainData.pBuffer, shift)
return MP3_OK;
}
MP3Status mp3decInit_com(MP3Dec_com *state, void *mem)
{
state->MAINDATASIZE = MAINDATABUFSIZE;
ippsZero_8u((Ipp8u *)&(state->header), sizeof(IppMP3FrameHeader));
ippsZero_8u((Ipp8u *)&(state->header_good), sizeof(IppMP3FrameHeader));
state->mpg25 = state->mpg25_good = 0;
state->stereo = 0;
state->intensity = 0;
state->ms_stereo = 0;
state->mc_channel = 0;
ippsZero_8u((Ipp8u *)&state->mc_header, sizeof(mp3_mc_header));
state->si_main_data_begin = 0;
state->si_private_bits = 0;
state->si_part23Len[0][0] = 0;
state->si_part23Len[0][1] = 0;
state->si_part23Len[1][0] = 0;
state->si_part23Len[1][1] = 0;
state->si_bigVals[0][0] = 0;
state->si_bigVals[0][1] = 0;
state->si_bigVals[1][0] = 0;
state->si_bigVals[1][1] = 0;
state->si_globGain[0][0] = 0;
state->si_globGain[0][1] = 0;
state->si_globGain[1][0] = 0;
state->si_globGain[1][1] = 0;
state->si_sfCompress[0][0] = 0;
state->si_sfCompress[0][1] = 0;
state->si_sfCompress[1][0] = 0;
state->si_sfCompress[1][1] = 0;
state->si_winSwitch[0][0] = 0;
state->si_winSwitch[0][1] = 0;
state->si_winSwitch[1][0] = 0;
state->si_winSwitch[1][1] = 0;
state->si_blockType[0][0] = 0;
state->si_blockType[0][1] = 0;
state->si_blockType[1][0] = 0;
state->si_blockType[1][1] = 0;
state->si_mixedBlock[0][0] = 0;
state->si_mixedBlock[0][1] = 0;
state->si_mixedBlock[1][0] = 0;
state->si_mixedBlock[1][1] = 0;
state->si_pTableSelect[0][0][0] = 0;
state->si_pTableSelect[0][0][1] = 0;
state->si_pTableSelect[0][0][2] = 0;
state->si_pTableSelect[0][1][0] = 0;
state->si_pTableSelect[0][1][1] = 0;
state->si_pTableSelect[0][1][2] = 0;
state->si_pTableSelect[1][0][0] = 0;
state->si_pTableSelect[1][0][1] = 0;
state->si_pTableSelect[1][0][2] = 0;
state->si_pTableSelect[1][1][0] = 0;
state->si_pTableSelect[1][1][1] = 0;
state->si_pTableSelect[1][1][2] = 0;
state->si_pSubBlkGain[0][0][0] = 0;
state->si_pSubBlkGain[0][0][1] = 0;
state->si_pSubBlkGain[0][0][2] = 0;
state->si_pSubBlkGain[0][1][0] = 0;
state->si_pSubBlkGain[0][1][1] = 0;
state->si_pSubBlkGain[0][1][2] = 0;
state->si_pSubBlkGain[1][0][0] = 0;
state->si_pSubBlkGain[1][0][1] = 0;
state->si_pSubBlkGain[1][0][2] = 0;
state->si_pSubBlkGain[1][1][0] = 0;
state->si_pSubBlkGain[1][1][1] = 0;
state->si_pSubBlkGain[1][1][2] = 0;
state->si_reg0Cnt[0][0] = 0;
state->si_reg0Cnt[0][1] = 0;
state->si_reg0Cnt[1][0] = 0;
state->si_reg0Cnt[1][1] = 0;
state->si_reg1Cnt[0][0] = 0;
state->si_reg1Cnt[0][1] = 0;
state->si_reg1Cnt[1][0] = 0;
state->si_reg1Cnt[1][1] = 0;
state->si_preFlag[0][0] = 0;
state->si_preFlag[0][1] = 0;
state->si_preFlag[1][0] = 0;
state->si_preFlag[1][1] = 0;
state->si_sfScale[0][0] = 0;
state->si_sfScale[0][1] = 0;
state->si_sfScale[1][0] = 0;
state->si_sfScale[1][1] = 0;
state->si_cnt1TabSel[0][0] = 0;
state->si_cnt1TabSel[0][1] = 0;
state->si_cnt1TabSel[1][0] = 0;
state->si_cnt1TabSel[1][1] = 0;
state->si_scfsi[0] = 0;
state->si_scfsi[1] = 0;
ippsZero_8u((Ipp8u *)&(state->ScaleFactors), 2 * sizeof(sScaleFactors));
ippsZero_8u((Ipp8u *)&(state->huff_table), 34 * sizeof(sHuffmanTable));
state->part2_start = 0;
ippsZero_8u((Ipp8u *)&(state->m_MainData), sizeof(sBitsreamBuffer));
state->decodedBytes = 0;
ippsZero_8u((Ipp8u *)(state->allocation), 2 * 32 * sizeof(Ipp16s));
ippsZero_8u((Ipp8u *)(state->scfsi), 2 * 32 * sizeof(Ipp16s));
ippsZero_8u((Ipp8u *)(state->scalefactor), 2 * 3 * 32 * sizeof(Ipp16s));
ippsZero_8u((Ipp8u *)(state->scalefactor), 2 * 32 * 36 * sizeof(Ipp16u));
state->nbal_alloc_table = NULL;
state->alloc_table = NULL;
state->m_StreamData.pBuffer = NULL;
state->m_StreamData.pCurrent_dword = state->m_StreamData.pBuffer;
state->m_StreamData.nDataLen = 0;
state->m_StreamData.nBit_offset = 0;
state->m_MainData.pBuffer = (Ipp32u *)mem;
state->m_MainData.nBit_offset = 0;
state->m_MainData.nDataLen = 0;
state->m_MainData.pCurrent_dword = state->m_MainData.pBuffer;
state->non_zero[0] = 0;
state->non_zero[1] = 0;
state->m_layer = 0;
state->m_nBitrate = 0;
state->m_frame_num = 0;
state->m_bInit = 0;
state->id3_size = 0;
return MP3_OK;
}
MP3Status mp3decReset_com(MP3Dec_com *state)
{
state->MAINDATASIZE = MAINDATABUFSIZE;
ippsZero_8u((Ipp8u *)&(state->header), sizeof(IppMP3FrameHeader));
// ippsZero_8u((Ipp8u *)&(state->header_good), sizeof(IppMP3FrameHeader));
state->mpg25 = 0;
// state->mpg25_good = 0;
state->stereo = 0;
state->intensity = 0;
state->ms_stereo = 0;
state->mc_channel = 0;
state->mc_header.lfe = 0;
state->si_main_data_begin = 0;
state->si_private_bits = 0;
state->si_part23Len[0][0] = 0;
state->si_part23Len[0][1] = 0;
state->si_part23Len[1][0] = 0;
state->si_part23Len[1][1] = 0;
state->si_bigVals[0][0] = 0;
state->si_bigVals[0][1] = 0;
state->si_bigVals[1][0] = 0;
state->si_bigVals[1][1] = 0;
state->si_globGain[0][0] = 0;
state->si_globGain[0][1] = 0;
state->si_globGain[1][0] = 0;
state->si_globGain[1][1] = 0;
state->si_sfCompress[0][0] = 0;
state->si_sfCompress[0][1] = 0;
state->si_sfCompress[1][0] = 0;
state->si_sfCompress[1][1] = 0;
state->si_winSwitch[0][0] = 0;
state->si_winSwitch[0][1] = 0;
state->si_winSwitch[1][0] = 0;
state->si_winSwitch[1][1] = 0;
state->si_blockType[0][0] = 0;
state->si_blockType[0][1] = 0;
state->si_blockType[1][0] = 0;
state->si_blockType[1][1] = 0;
state->si_mixedBlock[0][0] = 0;
state->si_mixedBlock[0][1] = 0;
state->si_mixedBlock[1][0] = 0;
state->si_mixedBlock[1][1] = 0;
state->si_pTableSelect[0][0][0] = 0;
state->si_pTableSelect[0][0][1] = 0;
state->si_pTableSelect[0][0][2] = 0;
state->si_pTableSelect[0][1][0] = 0;
state->si_pTableSelect[0][1][1] = 0;
state->si_pTableSelect[0][1][2] = 0;
state->si_pTableSelect[1][0][0] = 0;
state->si_pTableSelect[1][0][1] = 0;
state->si_pTableSelect[1][0][2] = 0;
state->si_pTableSelect[1][1][0] = 0;
state->si_pTableSelect[1][1][1] = 0;
state->si_pTableSelect[1][1][2] = 0;
state->si_pSubBlkGain[0][0][0] = 0;
state->si_pSubBlkGain[0][0][1] = 0;
state->si_pSubBlkGain[0][0][2] = 0;
state->si_pSubBlkGain[0][1][0] = 0;
state->si_pSubBlkGain[0][1][1] = 0;
state->si_pSubBlkGain[0][1][2] = 0;
state->si_pSubBlkGain[1][0][0] = 0;
state->si_pSubBlkGain[1][0][1] = 0;
state->si_pSubBlkGain[1][0][2] = 0;
state->si_pSubBlkGain[1][1][0] = 0;
state->si_pSubBlkGain[1][1][1] = 0;
state->si_pSubBlkGain[1][1][2] = 0;
state->si_reg0Cnt[0][0] = 0;
state->si_reg0Cnt[0][1] = 0;
state->si_reg0Cnt[1][0] = 0;
state->si_reg0Cnt[1][1] = 0;
state->si_reg1Cnt[0][0] = 0;
state->si_reg1Cnt[0][1] = 0;
state->si_reg1Cnt[1][0] = 0;
state->si_reg1Cnt[1][1] = 0;
state->si_preFlag[0][0] = 0;
state->si_preFlag[0][1] = 0;
state->si_preFlag[1][0] = 0;
state->si_preFlag[1][1] = 0;
state->si_sfScale[0][0] = 0;
state->si_sfScale[0][1] = 0;
state->si_sfScale[1][0] = 0;
state->si_sfScale[1][1] = 0;
state->si_cnt1TabSel[0][0] = 0;
state->si_cnt1TabSel[0][1] = 0;
state->si_cnt1TabSel[1][0] = 0;
state->si_cnt1TabSel[1][1] = 0;
state->si_scfsi[0] = 0;
state->si_scfsi[1] = 0;
ippsZero_8u((Ipp8u *)&(state->ScaleFactors), 2 * sizeof(sScaleFactors));
state->part2_start = 0;
state->decodedBytes = 0;
ippsZero_8u((Ipp8u *)(state->allocation), 2 * 32 * sizeof(Ipp16s));
ippsZero_8u((Ipp8u *)(state->scfsi), 2 * 32 * sizeof(Ipp16s));
ippsZero_8u((Ipp8u *)(state->scalefactor), 2 * 3 * 32 * sizeof(Ipp16s));
ippsZero_8u((Ipp8u *)(state->scalefactor), 2 * 32 * 36 * sizeof(Ipp16u));
state->m_StreamData.pBuffer = NULL;
state->m_StreamData.pCurrent_dword = state->m_StreamData.pBuffer;
state->m_StreamData.nDataLen = 0;
state->m_StreamData.nBit_offset = 0;
state->m_MainData.nBit_offset = 0;
state->m_MainData.nDataLen = 0;
state->m_MainData.pCurrent_dword = state->m_MainData.pBuffer;
state->non_zero[0] = 0;
state->non_zero[1] = 0;
state->m_layer = 0;
// state->m_nBitrate = 0;
state->m_frame_num = 0;
// state->m_bInit = 0;
state->id3_size = -1;
return MP3_OK;
}
MP3Status mp3decClose_com(MP3Dec_com *state)
{
return MP3_OK;
}
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