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Snap for 4801384 from a4d1f0ad52 to pi-release 

Change-Id: Iab0959417db83cdeb3af7ce59ef4d8584a96b8be
This commit is contained in:
android-build-team Robot 2018-05-24 07:24:38 +00:00
parent e30420c551 a4d1f0ad52
commit c85b838a65
16 changed files with 150 additions and 126 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
libAACdec/src/aacdecoder.cpp
View File

@ -1589,9 +1589,6 @@ CAacDecoder_Init(HANDLE_AACDECODER self, const CSAudioSpecificConfig *asc,
case 14: case 14:
ascChannels = 8; ascChannels = 8;
break; break;
case 13: /* 22.2 setup */
ascChannels = 24;
break;
default: default:
return AAC_DEC_UNSUPPORTED_CHANNELCONFIG; return AAC_DEC_UNSUPPORTED_CHANNELCONFIG;
} }
@ -2837,7 +2834,7 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame(
/* usacExtElementStop = 1; */ /* usacExtElementStop = 1; */
} }
usacExtBitPos = FDKgetValidBits(bs); usacExtBitPos = (INT)FDKgetValidBits(bs);
USAC_EXT_ELEMENT_TYPE usacExtElementType = USAC_EXT_ELEMENT_TYPE usacExtElementType =
self->pUsacConfig[streamIndex] self->pUsacConfig[streamIndex]
@ -2862,7 +2859,7 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame(
/* Skip any remaining bits of extension payload */ /* Skip any remaining bits of extension payload */
usacExtBitPos = (usacExtElementPayloadLength * 8) - usacExtBitPos = (usacExtElementPayloadLength * 8) -
(usacExtBitPos - FDKgetValidBits(bs)); (usacExtBitPos - (INT)FDKgetValidBits(bs));
if (usacExtBitPos < 0) { if (usacExtBitPos < 0) {
self->frameOK = 0; self->frameOK = 0;
ErrorStatus = AAC_DEC_PARSE_ERROR; ErrorStatus = AAC_DEC_PARSE_ERROR;

6
libAACdec/src/aacdecoder_lib.cpp
View File

@ -1082,15 +1082,15 @@ static void aacDecoder_UpdateBitStreamCounters(CStreamInfo *pSi,
/* bit/byte counters */ /* bit/byte counters */
{ {
int nBytes; INT nBytes;
nBytes = nBits >> 3; nBytes = nBits >> 3;
pSi->numTotalBytes += nBytes; pSi->numTotalBytes = (UINT)((INT)pSi->numTotalBytes + nBytes);
if (IS_OUTPUT_VALID(ErrorStatus)) { if (IS_OUTPUT_VALID(ErrorStatus)) {
pSi->numTotalAccessUnits++; pSi->numTotalAccessUnits++;
} }
if (IS_DECODE_ERROR(ErrorStatus)) { if (IS_DECODE_ERROR(ErrorStatus)) {
pSi->numBadBytes += nBytes; pSi->numBadBytes = (UINT)((INT)pSi->numBadBytes + nBytes);
pSi->numBadAccessUnits++; pSi->numBadAccessUnits++;
} }
} }

4
libAACdec/src/conceal.cpp
View File

@ -158,8 +158,8 @@ amm-info@iis.fraunhofer.de
#define CONCEAL_NOT_DEFINED ((UCHAR)-1) #define CONCEAL_NOT_DEFINED ((UCHAR)-1)
/* default settings */ /* default settings */
#define CONCEAL_DFLT_FADEOUT_FRAMES (0) #define CONCEAL_DFLT_FADEOUT_FRAMES (6)
#define CONCEAL_DFLT_FADEIN_FRAMES (0) #define CONCEAL_DFLT_FADEIN_FRAMES (5)
#define CONCEAL_DFLT_MUTE_RELEASE_FRAMES (0) #define CONCEAL_DFLT_MUTE_RELEASE_FRAMES (0)
#define CONCEAL_DFLT_FADE_FACTOR (0.707106781186548f) /* 1/sqrt(2) */ #define CONCEAL_DFLT_FADE_FACTOR (0.707106781186548f) /* 1/sqrt(2) */

11
libAACdec/src/usacdec_acelp.cpp
View File

@ -1116,7 +1116,8 @@ void CLpd_AcelpPrepareInternalMem(const FIXP_DBL *synth, UCHAR last_lpd_mode,
const FIXP_LPC *A_new, const INT A_new_exp, const FIXP_LPC *A_new, const INT A_new_exp,
const FIXP_LPC *A_old, const INT A_old_exp, const FIXP_LPC *A_old, const INT A_old_exp,
CAcelpStaticMem *acelp_mem, CAcelpStaticMem *acelp_mem,
INT coreCoderFrameLength, UCHAR lpd_mode) { INT coreCoderFrameLength, INT clearOldExc,
UCHAR lpd_mode) {
int l_div = int l_div =
coreCoderFrameLength / NB_DIV; /* length of one ACELP/TCX20 frame */ coreCoderFrameLength / NB_DIV; /* length of one ACELP/TCX20 frame */
int l_div_partial; int l_div_partial;
@ -1154,6 +1155,13 @@ void CLpd_AcelpPrepareInternalMem(const FIXP_DBL *synth, UCHAR last_lpd_mode,
&syn[PIT_MAX_MAX + L_INTERPOL - M_LP_FILTER_ORDER], &syn[PIT_MAX_MAX + L_INTERPOL - M_LP_FILTER_ORDER],
M_LP_FILTER_ORDER * sizeof(FIXP_DBL)); M_LP_FILTER_ORDER * sizeof(FIXP_DBL));
if (clearOldExc) {
FDKmemclear(old_exc_mem, (PIT_MAX_MAX + L_INTERPOL) * sizeof(FIXP_DBL));
C_ALLOC_SCRATCH_END(synth_buf, FIXP_DBL,
PIT_MAX_MAX + L_INTERPOL + M_LP_FILTER_ORDER);
return;
}
/* update past [PIT_MAX_MAX+L_INTERPOL] samples of exc memory */ /* update past [PIT_MAX_MAX+L_INTERPOL] samples of exc memory */
if (last_lpd_mode == 1) { /* last frame was TCX20 */ if (last_lpd_mode == 1) { /* last frame was TCX20 */
if (last_last_lpd_mode == 0) { /* ACELP -> TCX20 -> ACELP transition */ if (last_last_lpd_mode == 0) { /* ACELP -> TCX20 -> ACELP transition */
@ -1170,7 +1178,6 @@ void CLpd_AcelpPrepareInternalMem(const FIXP_DBL *synth, UCHAR last_lpd_mode,
int exc_A_new_length = (coreCoderFrameLength / 2 > PIT_MAX_MAX + L_INTERPOL) int exc_A_new_length = (coreCoderFrameLength / 2 > PIT_MAX_MAX + L_INTERPOL)
? PIT_MAX_MAX + L_INTERPOL ? PIT_MAX_MAX + L_INTERPOL
: coreCoderFrameLength / 2; : coreCoderFrameLength / 2;
int exc_A_old_length = PIT_MAX_MAX + L_INTERPOL - exc_A_new_length; int exc_A_old_length = PIT_MAX_MAX + L_INTERPOL - exc_A_new_length;
E_UTIL_residu(A_old, A_old_exp, syn, old_exc_mem, exc_A_old_length); E_UTIL_residu(A_old, A_old_exp, syn, old_exc_mem, exc_A_old_length);
E_UTIL_residu(A_new, A_new_exp, &syn[exc_A_old_length], E_UTIL_residu(A_new, A_new_exp, &syn[exc_A_old_length],

3
libAACdec/src/usacdec_acelp.h
View File

@ -238,7 +238,8 @@ void CLpd_AcelpPrepareInternalMem(const FIXP_DBL *synth, UCHAR last_lpd_mode,
const FIXP_LPC *A_new, const INT A_new_exp, const FIXP_LPC *A_new, const INT A_new_exp,
const FIXP_LPC *A_old, const INT A_old_exp, const FIXP_LPC *A_old, const INT A_old_exp,
CAcelpStaticMem *acelp_mem, CAcelpStaticMem *acelp_mem,
INT coreCoderFrameLength, UCHAR lpd_mode); INT coreCoderFrameLength, INT clearOldExc,
UCHAR lpd_mode);
/** /**
* \brief Calculate zero input response (zir) of the acelp synthesis filter * \brief Calculate zero input response (zir) of the acelp synthesis filter

2
libAACdec/src/usacdec_lpd.cpp
View File

@ -1776,7 +1776,7 @@ AAC_DECODER_ERROR CLpd_RenderTimeSignal(
pAacDecoderChannelInfo->data.usac.lp_coeff[k], pAacDecoderChannelInfo->data.usac.lp_coeff[k],
pAacDecoderChannelInfo->data.usac.lp_coeff_exp[k], lp_prev, pAacDecoderChannelInfo->data.usac.lp_coeff_exp[k], lp_prev,
lp_prev_exp, &pAacDecoderStaticChannelInfo->acelp, lFrame, lp_prev_exp, &pAacDecoderStaticChannelInfo->acelp, lFrame,
mod[k]); (last_frame_lost && k < 2), mod[k]);
} }
} else { } else {
if (k == 0 && pAacDecoderStaticChannelInfo->IMdct.ov_offset != if (k == 0 && pAacDecoderStaticChannelInfo->IMdct.ov_offset !=

20
libFDK/include/cplx_mul.h
View File

@ -258,26 +258,6 @@ inline void cplxMult(FIXP_DBL *c_Re, FIXP_DBL *c_Im, const FIXP_DBL a_Re,
const FIXP_DBL a_Im, const FIXP_DPK w) { const FIXP_DBL a_Im, const FIXP_DPK w) {
cplxMult(c_Re, c_Im, a_Re, a_Im, w.v.re, w.v.im); cplxMult(c_Re, c_Im, a_Re, a_Im, w.v.re, w.v.im);
} }
#endif
#if !defined(FUNCTION_cplxMult_nIm)
#define FUNCTION_cplxMult_nIm
/* Same as cplxMult, but
a_Im must be negated, when used
c_re must be negated, when output
*/
inline void cplxMult_nIm(FIXP_DBL *c_Re, FIXP_DBL *c_Im, const FIXP_DBL a_Re,
const FIXP_DBL a_Im, const FIXP_SPK w) {
*c_Re = -(fMult(a_Re, w.v.re) + fMult(a_Im, w.v.im));
*c_Im = fMult(a_Re, w.v.im) - fMult(a_Im, w.v.re);
}
inline void cplxMult_nIm(FIXP_DBL *c_Re, FIXP_DBL *c_Im, const FIXP_DBL a_Re,
const FIXP_DBL a_Im, const FIXP_DPK w) {
*c_Re = -(fMult(a_Re, w.v.re) + fMult(a_Im, w.v.im));
*c_Im = fMult(a_Re, w.v.im) - fMult(a_Im, w.v.re);
}
#endif #endif
/* ############################################################################# /* #############################################################################

1
libFDK/include/mdct.h
View File

@ -119,6 +119,7 @@ amm-info@iis.fraunhofer.de
#define IMDCT_SCALE(x) SATURATE_LEFT_SHIFT(x, -MDCT_OUTPUT_SCALE, PCM_OUT_BITS) #define IMDCT_SCALE(x) SATURATE_LEFT_SHIFT(x, -MDCT_OUTPUT_SCALE, PCM_OUT_BITS)
#endif #endif
#define IMDCT_SCALE_DBL(x) (FIXP_DBL)(x) #define IMDCT_SCALE_DBL(x) (FIXP_DBL)(x)
#define IMDCT_SCALE_DBL_LSH1(x) SATURATE_LEFT_SHIFT_ALT((x), 1, DFRACT_BITS)
#define MLT_FLAG_CURR_ALIAS_SYMMETRY 1 #define MLT_FLAG_CURR_ALIAS_SYMMETRY 1

15
libFDK/src/FDK_lpc.cpp
View File

@ -184,12 +184,19 @@ void CLpc_SynthesisLattice(FIXP_DBL *signal, const int signal_size,
for (i = signal_size; i != 0; i--) { for (i = signal_size; i != 0; i--) {
FIXP_DBL *pState = state + order - 1; FIXP_DBL *pState = state + order - 1;
const FIXP_DBL *pCoeff = coeff + order - 1; const FIXP_DBL *pCoeff = coeff + order - 1;
FIXP_DBL tmp; FIXP_DBL tmp, accu;
accu =
fMultSubDiv2(scaleValue(*pSignal, signal_e - 1), *pCoeff--, *pState--);
tmp = SATURATE_LEFT_SHIFT_ALT(accu, 1, DFRACT_BITS);
tmp = scaleValue(*pSignal, signal_e) - fMult(*pCoeff--, *pState--);
for (j = order - 1; j != 0; j--) { for (j = order - 1; j != 0; j--) {
tmp = tmp - fMult(pCoeff[0], pState[0]); accu = fMultSubDiv2(tmp >> 1, pCoeff[0], pState[0]);
pState[1] = pState[0] + fMult(*pCoeff--, tmp); tmp = SATURATE_LEFT_SHIFT_ALT(accu, 1, DFRACT_BITS);
accu = fMultAddDiv2(pState[0] >> 1, *pCoeff--, tmp);
pState[1] = SATURATE_LEFT_SHIFT_ALT(accu, 1, DFRACT_BITS);
pState--; pState--;
} }

97
libFDK/src/FDK_qmf_domain.cpp
View File

@ -274,17 +274,28 @@ static int FDK_QmfDomain_AllocatePersistentMemory(HANDLE_FDK_QMF_DOMAIN qd) {
size = gc->nBandsAnalysis * 10; size = gc->nBandsAnalysis * 10;
if (size > 0) { if (size > 0) {
if (gc->nBandsAnalysis == QMF_DOMAIN_ANALYSIS_QMF_BANDS_16) { if (gc->nBandsAnalysis == QMF_DOMAIN_ANALYSIS_QMF_BANDS_16) {
if (NULL == (qd->QmfDomainIn[ch].pAnaQmfStates = GetAnaQmfStates16(ch))) if (qd->QmfDomainIn[ch].pAnaQmfStates == NULL) {
goto bail; if (NULL ==
(qd->QmfDomainIn[ch].pAnaQmfStates = GetAnaQmfStates16(ch)))
goto bail;
}
} else if (gc->nBandsAnalysis == QMF_DOMAIN_ANALYSIS_QMF_BANDS_24) { } else if (gc->nBandsAnalysis == QMF_DOMAIN_ANALYSIS_QMF_BANDS_24) {
if (NULL == (qd->QmfDomainIn[ch].pAnaQmfStates = GetAnaQmfStates24(ch))) if (qd->QmfDomainIn[ch].pAnaQmfStates == NULL) {
goto bail; if (NULL ==
(qd->QmfDomainIn[ch].pAnaQmfStates = GetAnaQmfStates24(ch)))
goto bail;
}
} else if (gc->nBandsAnalysis == QMF_DOMAIN_ANALYSIS_QMF_BANDS_32) { } else if (gc->nBandsAnalysis == QMF_DOMAIN_ANALYSIS_QMF_BANDS_32) {
if (NULL == (qd->QmfDomainIn[ch].pAnaQmfStates = GetAnaQmfStates32(ch))) if (qd->QmfDomainIn[ch].pAnaQmfStates == NULL) {
goto bail; if (NULL ==
(qd->QmfDomainIn[ch].pAnaQmfStates = GetAnaQmfStates32(ch)))
goto bail;
}
} else { } else {
if (NULL == (qd->QmfDomainIn[ch].pAnaQmfStates = GetAnaQmfStates(ch))) if (qd->QmfDomainIn[ch].pAnaQmfStates == NULL) {
goto bail; if (NULL == (qd->QmfDomainIn[ch].pAnaQmfStates = GetAnaQmfStates(ch)))
goto bail;
}
} }
} else { } else {
qd->QmfDomainIn[ch].pAnaQmfStates = NULL; qd->QmfDomainIn[ch].pAnaQmfStates = NULL;
@ -293,20 +304,36 @@ static int FDK_QmfDomain_AllocatePersistentMemory(HANDLE_FDK_QMF_DOMAIN qd) {
size = gc->nQmfOvTimeSlots + gc->nQmfTimeSlots; size = gc->nQmfOvTimeSlots + gc->nQmfTimeSlots;
if (size > 0) { if (size > 0) {
if (gc->nQmfTimeSlots == QMF_DOMAIN_TIMESLOTS_16) { if (gc->nQmfTimeSlots == QMF_DOMAIN_TIMESLOTS_16) {
if (NULL == (qd->QmfDomainIn[ch].hQmfSlotsReal = GetQmfSlotsReal16(ch))) if (qd->QmfDomainIn[ch].hQmfSlotsReal == NULL) {
goto bail; if (NULL ==
if (NULL == (qd->QmfDomainIn[ch].hQmfSlotsImag = GetQmfSlotsImag16(ch))) (qd->QmfDomainIn[ch].hQmfSlotsReal = GetQmfSlotsReal16(ch)))
goto bail; goto bail;
}
if (qd->QmfDomainIn[ch].hQmfSlotsImag == NULL) {
if (NULL ==
(qd->QmfDomainIn[ch].hQmfSlotsImag = GetQmfSlotsImag16(ch)))
goto bail;
}
} else if (gc->nQmfTimeSlots == QMF_DOMAIN_TIMESLOTS_32) { } else if (gc->nQmfTimeSlots == QMF_DOMAIN_TIMESLOTS_32) {
if (NULL == (qd->QmfDomainIn[ch].hQmfSlotsReal = GetQmfSlotsReal32(ch))) if (qd->QmfDomainIn[ch].hQmfSlotsReal == NULL) {
goto bail; if (NULL ==
if (NULL == (qd->QmfDomainIn[ch].hQmfSlotsImag = GetQmfSlotsImag32(ch))) (qd->QmfDomainIn[ch].hQmfSlotsReal = GetQmfSlotsReal32(ch)))
goto bail; goto bail;
}
if (qd->QmfDomainIn[ch].hQmfSlotsImag == NULL) {
if (NULL ==
(qd->QmfDomainIn[ch].hQmfSlotsImag = GetQmfSlotsImag32(ch)))
goto bail;
}
} else { } else {
if (NULL == (qd->QmfDomainIn[ch].hQmfSlotsReal = GetQmfSlotsReal(ch))) if (qd->QmfDomainIn[ch].hQmfSlotsReal == NULL) {
goto bail; if (NULL == (qd->QmfDomainIn[ch].hQmfSlotsReal = GetQmfSlotsReal(ch)))
if (NULL == (qd->QmfDomainIn[ch].hQmfSlotsImag = GetQmfSlotsImag(ch))) goto bail;
goto bail; }
if (qd->QmfDomainIn[ch].hQmfSlotsImag == NULL) {
if (NULL == (qd->QmfDomainIn[ch].hQmfSlotsImag = GetQmfSlotsImag(ch)))
goto bail;
}
} }
} else { } else {
qd->QmfDomainIn[ch].hQmfSlotsReal = NULL; qd->QmfDomainIn[ch].hQmfSlotsReal = NULL;
@ -316,17 +343,23 @@ static int FDK_QmfDomain_AllocatePersistentMemory(HANDLE_FDK_QMF_DOMAIN qd) {
size = gc->nQmfOvTimeSlots * gc->nQmfProcBands * CMPLX_MOD; size = gc->nQmfOvTimeSlots * gc->nQmfProcBands * CMPLX_MOD;
if (size > 0) { if (size > 0) {
if (gc->nQmfOvTimeSlots == QMF_DOMAIN_OV_TIMESLOTS_16) { if (gc->nQmfOvTimeSlots == QMF_DOMAIN_OV_TIMESLOTS_16) {
if (NULL == if (qd->QmfDomainIn[ch].pOverlapBuffer == NULL) {
(qd->QmfDomainIn[ch].pOverlapBuffer = GetQmfOverlapBuffer16(ch))) if (NULL ==
goto bail; (qd->QmfDomainIn[ch].pOverlapBuffer = GetQmfOverlapBuffer16(ch)))
goto bail;
}
} else if (gc->nQmfOvTimeSlots == QMF_DOMAIN_OV_TIMESLOTS_32) { } else if (gc->nQmfOvTimeSlots == QMF_DOMAIN_OV_TIMESLOTS_32) {
if (NULL == if (qd->QmfDomainIn[ch].pOverlapBuffer == NULL) {
(qd->QmfDomainIn[ch].pOverlapBuffer = GetQmfOverlapBuffer32(ch))) if (NULL ==
goto bail; (qd->QmfDomainIn[ch].pOverlapBuffer = GetQmfOverlapBuffer32(ch)))
goto bail;
}
} else { } else {
if (NULL == if (qd->QmfDomainIn[ch].pOverlapBuffer == NULL) {
(qd->QmfDomainIn[ch].pOverlapBuffer = GetQmfOverlapBuffer(ch))) if (NULL ==
goto bail; (qd->QmfDomainIn[ch].pOverlapBuffer = GetQmfOverlapBuffer(ch)))
goto bail;
}
} }
} else { } else {
qd->QmfDomainIn[ch].pOverlapBuffer = NULL; qd->QmfDomainIn[ch].pOverlapBuffer = NULL;
@ -336,8 +369,10 @@ static int FDK_QmfDomain_AllocatePersistentMemory(HANDLE_FDK_QMF_DOMAIN qd) {
for (ch = 0; ch < gc->nOutputChannels; ch++) { for (ch = 0; ch < gc->nOutputChannels; ch++) {
int size = gc->nBandsSynthesis * 9; int size = gc->nBandsSynthesis * 9;
if (size > 0) { if (size > 0) {
if (NULL == (qd->QmfDomainOut[ch].pSynQmfStates = GetSynQmfStates(ch))) if (qd->QmfDomainOut[ch].pSynQmfStates == NULL) {
goto bail; if (NULL == (qd->QmfDomainOut[ch].pSynQmfStates = GetSynQmfStates(ch)))
goto bail;
}
} else { } else {
qd->QmfDomainOut[ch].pSynQmfStates = NULL; qd->QmfDomainOut[ch].pSynQmfStates = NULL;
} }

74
libFDK/src/mdct.cpp
View File

@ -541,11 +541,16 @@ INT imlt_block(H_MDCT hMdct, FIXP_DBL *output, FIXP_DBL *spectrum,
*/ */
/* and de-scale current spectrum signal (time domain, no yet windowed) */ /* and de-scale current spectrum signal (time domain, no yet windowed) */
if (gain != (FIXP_DBL)0) { if (gain != (FIXP_DBL)0) {
scaleValuesWithFactor(pSpec, gain, tl, scalefactor[w] + specShiftScale); for (i = 0; i < tl; i++) {
} else { pSpec[i] = fMult(pSpec[i], gain);
int loc_scale = scalefactor[w] + specShiftScale; }
}
{
int loc_scale =
fixmin_I(scalefactor[w] + specShiftScale, (INT)DFRACT_BITS - 1);
DWORD_ALIGNED(pSpec); DWORD_ALIGNED(pSpec);
scaleValues(pSpec, tl, loc_scale); scaleValuesSaturate(pSpec, tl, loc_scale);
} }
if (noOutSamples <= nrSamples) { if (noOutSamples <= nrSamples) {
@ -614,59 +619,34 @@ INT imlt_block(H_MDCT hMdct, FIXP_DBL *output, FIXP_DBL *spectrum,
if (!hMdct->pAsymOvlp) { if (!hMdct->pAsymOvlp) {
for (i = 0; i < fl / 2; i++) { for (i = 0; i < fl / 2; i++) {
FIXP_DBL x0, x1; FIXP_DBL x0, x1;
#ifdef FUNCTION_cplxMult_nIm cplxMultDiv2(&x1, &x0, *pCurr++, -*pOvl--, pWindow[i]);
/* This macro negates 4th parameter (*pOvl--) */ *pOut0 = IMDCT_SCALE_DBL_LSH1(x0);
/* and inverts the sign of result x1 */ *pOut1 = IMDCT_SCALE_DBL_LSH1(-x1);
/* This subroutine calculates the two output segments (C,D) from the
two availabe DCT IV data blocks, namely, (-D-Cr,A-Br) and
(-F-Er,C-Dr). "pOvl" is the pointer to the overlap block and points
to the end of the (-D-Cr) part of the overlap buffer (-D-Cr,A-Br).
It points to the end of the (-D-Cr) because it will read this part
in a flipped order. "pCurr" is the pointer to the current block
(-F-Er,C-Dr) and points to the beginning of the (C-Dr) block,
because this block will be read consequitively. "pWindow" is a
pointer to the used window coefficients. In pointer "x1" we get the
already computed from the function "Dr" segment. In pointer "x0" we
get the "C" segment. Since we have to output them sequentially the
"x0" pointer points to the beginnig of the output buffer (X,X), and
pointer "x1" points to the end of the output buffer (X,X). When we
get the output of the cplxMult_nIm function we write it sequentially
in the output buffer from the left to right ("x0"=>C) and right to
left ("x1"=>Dr) implementing flipping. At the end we get an output
in the form (C,D). */
cplxMult_nIm(&x1, &x0, *pCurr++, *pOvl--, pWindow[i]);
*pOut0++ = IMDCT_SCALE_DBL(x0);
*pOut1-- = IMDCT_SCALE_DBL(x1);
#else
cplxMult(&x1, &x0, *pCurr++, -*pOvl--, pWindow[i]);
*pOut0 = IMDCT_SCALE_DBL(x0);
*pOut1 = IMDCT_SCALE_DBL(-x1);
pOut0++; pOut0++;
pOut1--; pOut1--;
#endif /* #ifdef FUNCTION_cplxMult_nIm */
} }
} else { } else {
FIXP_DBL *pAsymOvl = hMdct->pAsymOvlp + fl / 2 - 1; FIXP_DBL *pAsymOvl = hMdct->pAsymOvlp + fl / 2 - 1;
for (i = 0; i < fl / 2; i++) { for (i = 0; i < fl / 2; i++) {
FIXP_DBL x0, x1; FIXP_DBL x0, x1;
x1 = -fMult(*pCurr, pWindow[i].v.re) + x1 = -fMultDiv2(*pCurr, pWindow[i].v.re) +
fMult(*pAsymOvl, pWindow[i].v.im); fMultDiv2(*pAsymOvl, pWindow[i].v.im);
x0 = fMult(*pCurr, pWindow[i].v.im) - fMult(*pOvl, pWindow[i].v.re); x0 = fMultDiv2(*pCurr, pWindow[i].v.im) -
fMultDiv2(*pOvl, pWindow[i].v.re);
pCurr++; pCurr++;
pOvl--; pOvl--;
pAsymOvl--; pAsymOvl--;
*pOut0++ = IMDCT_SCALE_DBL(x0); *pOut0++ = IMDCT_SCALE_DBL_LSH1(x0);
*pOut1-- = IMDCT_SCALE_DBL(x1); *pOut1-- = IMDCT_SCALE_DBL_LSH1(x1);
} }
hMdct->pAsymOvlp = NULL; hMdct->pAsymOvlp = NULL;
} }
} else { /* prevAliasingSymmetry == 1 */ } else { /* prevAliasingSymmetry == 1 */
for (i = 0; i < fl / 2; i++) { for (i = 0; i < fl / 2; i++) {
FIXP_DBL x0, x1; FIXP_DBL x0, x1;
cplxMult(&x1, &x0, *pCurr++, -*pOvl--, pWindow[i]); cplxMultDiv2(&x1, &x0, *pCurr++, -*pOvl--, pWindow[i]);
*pOut0 = IMDCT_SCALE_DBL(x0); *pOut0 = IMDCT_SCALE_DBL_LSH1(x0);
*pOut1 = IMDCT_SCALE_DBL(x1); *pOut1 = IMDCT_SCALE_DBL_LSH1(x1);
pOut0++; pOut0++;
pOut1--; pOut1--;
} }
@ -675,18 +655,18 @@ INT imlt_block(H_MDCT hMdct, FIXP_DBL *output, FIXP_DBL *spectrum,
if (hMdct->prevAliasSymmetry == 0) { if (hMdct->prevAliasSymmetry == 0) {
for (i = 0; i < fl / 2; i++) { for (i = 0; i < fl / 2; i++) {
FIXP_DBL x0, x1; FIXP_DBL x0, x1;
cplxMult(&x1, &x0, *pCurr++, *pOvl--, pWindow[i]); cplxMultDiv2(&x1, &x0, *pCurr++, *pOvl--, pWindow[i]);
*pOut0 = IMDCT_SCALE_DBL(x0); *pOut0 = IMDCT_SCALE_DBL_LSH1(x0);
*pOut1 = IMDCT_SCALE_DBL(-x1); *pOut1 = IMDCT_SCALE_DBL_LSH1(-x1);
pOut0++; pOut0++;
pOut1--; pOut1--;
} }
} else { /* prevAliasingSymmetry == 1 */ } else { /* prevAliasingSymmetry == 1 */
for (i = 0; i < fl / 2; i++) { for (i = 0; i < fl / 2; i++) {
FIXP_DBL x0, x1; FIXP_DBL x0, x1;
cplxMult(&x1, &x0, *pCurr++, *pOvl--, pWindow[i]); cplxMultDiv2(&x1, &x0, *pCurr++, *pOvl--, pWindow[i]);
*pOut0 = IMDCT_SCALE_DBL(x0); *pOut0 = IMDCT_SCALE_DBL_LSH1(x0);
*pOut1 = IMDCT_SCALE_DBL(x1); *pOut1 = IMDCT_SCALE_DBL_LSH1(x1);
pOut0++; pOut0++;
pOut1--; pOut1--;
} }

4
libMpegTPDec/src/tpdec_asc.cpp
View File

@ -1618,7 +1618,7 @@ static TRANSPORTDEC_ERROR configExtension(CSUsacConfig *usc,
usacConfigExtLength = (int)escapedValue(hBs, 4, 8, 16); usacConfigExtLength = (int)escapedValue(hBs, 4, 8, 16);
/* Start bit position of config extension */ /* Start bit position of config extension */
nbits = FDKgetValidBits(hBs); nbits = (INT)FDKgetValidBits(hBs);
/* Return an error in case the bitbuffer fill level is too low. */ /* Return an error in case the bitbuffer fill level is too low. */
if (nbits < usacConfigExtLength * 8) { if (nbits < usacConfigExtLength * 8) {
@ -1650,7 +1650,7 @@ static TRANSPORTDEC_ERROR configExtension(CSUsacConfig *usc,
/* Skip remaining bits. If too many bits were parsed, assume error. */ /* Skip remaining bits. If too many bits were parsed, assume error. */
usacConfigExtLength = usacConfigExtLength =
8 * usacConfigExtLength - (nbits - FDKgetValidBits(hBs)); 8 * usacConfigExtLength - (nbits - (INT)FDKgetValidBits(hBs));
if (usacConfigExtLength < 0) { if (usacConfigExtLength < 0) {
return TRANSPORTDEC_PARSE_ERROR; return TRANSPORTDEC_PARSE_ERROR;
} }

6
libMpegTPDec/src/tpdec_lib.cpp
View File

@ -1337,9 +1337,9 @@ static TRANSPORTDEC_ERROR transportDec_readStream(HANDLE_TRANSPORTDEC hTp,
INT bitDistance, bfDelta; INT bitDistance, bfDelta;
/* Obtain distance to next synch word */ /* Obtain distance to next synch word */
bitDistance = FDKgetValidBits(hBs); bitDistance = (INT)FDKgetValidBits(hBs);
error = synchronization(hTp, &headerBits); error = synchronization(hTp, &headerBits);
bitDistance -= FDKgetValidBits(hBs); bitDistance -= (INT)FDKgetValidBits(hBs);
FDK_ASSERT(bitDistance >= 0); FDK_ASSERT(bitDistance >= 0);
@ -1380,7 +1380,7 @@ static TRANSPORTDEC_ERROR transportDec_readStream(HANDLE_TRANSPORTDEC hTp,
int num, denom; int num, denom;
/* Obtain estimate of number of lost frames */ /* Obtain estimate of number of lost frames */
num = hTp->asc[0].m_samplingFrequency * (bfDelta + bitDistance) + num = (INT)hTp->asc[0].m_samplingFrequency * (bfDelta + bitDistance) +
hTp->remainder; hTp->remainder;
denom = hTp->avgBitRate * hTp->asc[0].m_samplesPerFrame; denom = hTp->avgBitRate * hTp->asc[0].m_samplesPerFrame;
if (num > 0) { if (num > 0) {

4
libSBRdec/src/psbitdec.cpp
View File

@ -311,6 +311,7 @@ int DecodePs(struct PS_DEC *h_ps_d, /*!< PS handle */
pBsData->noEnv = 1; pBsData->noEnv = 1;
if (pBsData->bEnableIid) { if (pBsData->bEnableIid) {
pBsData->bFineIidQ = h_ps_d->specificTo.mpeg.bPrevFrameFineIidQ;
for (gr = 0; gr < NO_HI_RES_IID_BINS; gr++) { for (gr = 0; gr < NO_HI_RES_IID_BINS; gr++) {
pBsData->aaIidIndex[pBsData->noEnv - 1][gr] = pBsData->aaIidIndex[pBsData->noEnv - 1][gr] =
h_ps_d->specificTo.mpeg.aIidPrevFrameIndex[gr]; h_ps_d->specificTo.mpeg.aIidPrevFrameIndex[gr];
@ -333,6 +334,9 @@ int DecodePs(struct PS_DEC *h_ps_d, /*!< PS handle */
} }
} }
/* Update previous frame Iid quantization */
h_ps_d->specificTo.mpeg.bPrevFrameFineIidQ = pBsData->bFineIidQ;
/* Update previous frame index buffers */ /* Update previous frame index buffers */
for (gr = 0; gr < NO_HI_RES_IID_BINS; gr++) { for (gr = 0; gr < NO_HI_RES_IID_BINS; gr++) {
h_ps_d->specificTo.mpeg.aIidPrevFrameIndex[gr] = h_ps_d->specificTo.mpeg.aIidPrevFrameIndex[gr] =

4
libSBRdec/src/psdec.h
View File

@ -274,7 +274,9 @@ struct PS_DEC {
previous frame */ previous frame */
SCHAR aIccPrevFrameIndex[NO_HI_RES_ICC_BINS]; /*!< The ICC index for SCHAR aIccPrevFrameIndex[NO_HI_RES_ICC_BINS]; /*!< The ICC index for
previous frame */ previous frame */
UCHAR lastUsb; /*!< uppermost WMF delay band of last frame */ UCHAR
bPrevFrameFineIidQ; /*!< The IID quantization of the previous frame */
UCHAR lastUsb; /*!< uppermost WMF delay band of last frame */
FIXP_DBL pHybridAnaStatesLFdmx FIXP_DBL pHybridAnaStatesLFdmx
[2 * 13 * NO_QMF_BANDS_HYBRID20]; /*!< Memory used in hybrid analysis [2 * 13 * NO_QMF_BANDS_HYBRID20]; /*!< Memory used in hybrid analysis

18
libSBRenc/src/tran_det.cpp
View File

@ -269,23 +269,33 @@ static FIXP_DBL addLowbandEnergies(FIXP_DBL **Energies, int *scaleEnergies,
FIXP_DBL accu1 = FL2FXCONST_DBL(0.0f); FIXP_DBL accu1 = FL2FXCONST_DBL(0.0f);
FIXP_DBL accu2 = FL2FXCONST_DBL(0.0f); FIXP_DBL accu2 = FL2FXCONST_DBL(0.0f);
int tran_offdiv2 = tran_off >> nrgSzShift; int tran_offdiv2 = tran_off >> nrgSzShift;
const int sc1 =
DFRACT_BITS -
fNormz((FIXP_DBL)fMax(
1, (freqBandTable[0] * (YBufferWriteOffset - tran_offdiv2) - 1)));
const int sc2 =
DFRACT_BITS -
fNormz((FIXP_DBL)fMax(
1, (freqBandTable[0] *
(tran_offdiv2 + (slots >> nrgSzShift) - YBufferWriteOffset) -
1)));
int ts, k; int ts, k;
/* Sum up lowband energy from one frame at offset tran_off */ /* Sum up lowband energy from one frame at offset tran_off */
/* freqBandTable[LORES] has MAX_FREQ_COEFFS/2 +1 coeefs max. */ /* freqBandTable[LORES] has MAX_FREQ_COEFFS/2 +1 coeefs max. */
for (ts = tran_offdiv2; ts < YBufferWriteOffset; ts++) { for (ts = tran_offdiv2; ts < YBufferWriteOffset; ts++) {
for (k = 0; k < freqBandTable[0]; k++) { for (k = 0; k < freqBandTable[0]; k++) {
accu1 += Energies[ts][k] >> 6; accu1 += Energies[ts][k] >> sc1;
} }
} }
for (; ts < tran_offdiv2 + (slots >> nrgSzShift); ts++) { for (; ts < tran_offdiv2 + (slots >> nrgSzShift); ts++) {
for (k = 0; k < freqBandTable[0]; k++) { for (k = 0; k < freqBandTable[0]; k++) {
accu2 += Energies[ts][k] >> 9; accu2 += Energies[ts][k] >> sc2;
} }
} }
nrgTotal_m = fAddNorm(accu1, 1 - scaleEnergies[0], accu2, nrgTotal_m = fAddNorm(accu1, (sc1 - 5) - scaleEnergies[0], accu2,
4 - scaleEnergies[1], &nrgTotal_e); (sc2 - 5) - scaleEnergies[1], &nrgTotal_e);
nrgTotal_m = scaleValueSaturate(nrgTotal_m, nrgTotal_e); nrgTotal_m = scaleValueSaturate(nrgTotal_m, nrgTotal_e);
return (nrgTotal_m); return (nrgTotal_m);