124 void sbrDecoder_drcInitChannel(HANDLE_SBR_DRC_CHANNEL hDrcData) {  in sbrDecoder_drcInitChannel()  argument
127   if (hDrcData == NULL) {  in sbrDecoder_drcInitChannel()
132     hDrcData->prevFact_mag[band] = FL2FXCONST_DBL(0.5f);  in sbrDecoder_drcInitChannel()
136     hDrcData->currFact_mag[band] = FL2FXCONST_DBL(0.5f);  in sbrDecoder_drcInitChannel()
137     hDrcData->nextFact_mag[band] = FL2FXCONST_DBL(0.5f);  in sbrDecoder_drcInitChannel()
140   hDrcData->prevFact_exp = 1;  in sbrDecoder_drcInitChannel()
141   hDrcData->currFact_exp = 1;  in sbrDecoder_drcInitChannel()
142   hDrcData->nextFact_exp = 1;  in sbrDecoder_drcInitChannel()
144   hDrcData->numBandsCurr = 1;  in sbrDecoder_drcInitChannel()
145   hDrcData->numBandsNext = 1;  in sbrDecoder_drcInitChannel()
147   hDrcData->winSequenceCurr = 0;  in sbrDecoder_drcInitChannel()
148   hDrcData->winSequenceNext = 0;  in sbrDecoder_drcInitChannel()
150   hDrcData->drcInterpolationSchemeCurr = 0;  in sbrDecoder_drcInitChannel()
151   hDrcData->drcInterpolationSchemeNext = 0;  in sbrDecoder_drcInitChannel()
153   hDrcData->enable = 0;  in sbrDecoder_drcInitChannel()
163 void sbrDecoder_drcUpdateChannel(HANDLE_SBR_DRC_CHANNEL hDrcData) {  in sbrDecoder_drcUpdateChannel()  argument
164   if (hDrcData == NULL) {  in sbrDecoder_drcUpdateChannel()
167   if (hDrcData->enable != 1) {  in sbrDecoder_drcUpdateChannel()
172   FDKmemcpy(hDrcData->currFact_mag, hDrcData->nextFact_mag,  in sbrDecoder_drcUpdateChannel()
175   hDrcData->currFact_exp = hDrcData->nextFact_exp;  in sbrDecoder_drcUpdateChannel()
177   hDrcData->numBandsCurr = hDrcData->numBandsNext;  in sbrDecoder_drcUpdateChannel()
179   FDKmemcpy(hDrcData->bandTopCurr, hDrcData->bandTopNext,  in sbrDecoder_drcUpdateChannel()
182   hDrcData->drcInterpolationSchemeCurr = hDrcData->drcInterpolationSchemeNext;  in sbrDecoder_drcUpdateChannel()
184   hDrcData->winSequenceCurr = hDrcData->winSequenceNext;  in sbrDecoder_drcUpdateChannel()
199 void sbrDecoder_drcApplySlot(HANDLE_SBR_DRC_CHANNEL hDrcData,  in sbrDecoder_drcApplySlot()  argument
217   if (hDrcData == NULL) {  in sbrDecoder_drcApplySlot()
220   if (hDrcData->enable != 1) {  in sbrDecoder_drcApplySlot()
233     if (hDrcData->winSequenceCurr != 2) { /* long window */  in sbrDecoder_drcApplySlot()
236       if (hDrcData->drcInterpolationSchemeCurr == 0) {  in sbrDecoder_drcApplySlot()
241         if (j >= (int)winBorderToColMap[hDrcData->drcInterpolationSchemeCurr]) {  in sbrDecoder_drcApplySlot()
249     fact_mag = hDrcData->currFact_mag;  in sbrDecoder_drcApplySlot()
250     fact_exp = hDrcData->currFact_exp;  in sbrDecoder_drcApplySlot()
251     numBands = hDrcData->numBandsCurr;  in sbrDecoder_drcApplySlot()
252     bandTop = hDrcData->bandTopCurr;  in sbrDecoder_drcApplySlot()
254     if (hDrcData->winSequenceNext != 2) { /* next: long window */  in sbrDecoder_drcApplySlot()
257       if (hDrcData->drcInterpolationSchemeNext == 0) {  in sbrDecoder_drcApplySlot()
262         if (j >= (int)winBorderToColMap[hDrcData->drcInterpolationSchemeNext]) {  in sbrDecoder_drcApplySlot()
267       fact_mag = hDrcData->nextFact_mag;  in sbrDecoder_drcApplySlot()
268       fact_exp = hDrcData->nextFact_exp;  in sbrDecoder_drcApplySlot()
269       numBands = hDrcData->numBandsNext;  in sbrDecoder_drcApplySlot()
270       bandTop = hDrcData->bandTopNext;  in sbrDecoder_drcApplySlot()
272       if (hDrcData->winSequenceCurr != 2) { /* current: long window */  in sbrDecoder_drcApplySlot()
275         fact_mag = hDrcData->nextFact_mag;  in sbrDecoder_drcApplySlot()
276         fact_exp = hDrcData->nextFact_exp;  in sbrDecoder_drcApplySlot()
277         numBands = hDrcData->numBandsNext;  in sbrDecoder_drcApplySlot()
278         bandTop = hDrcData->bandTopNext;  in sbrDecoder_drcApplySlot()
282         fact_mag = hDrcData->currFact_mag;  in sbrDecoder_drcApplySlot()
283         fact_exp = hDrcData->currFact_exp;  in sbrDecoder_drcApplySlot()
284         numBands = hDrcData->numBandsCurr;  in sbrDecoder_drcApplySlot()
285         bandTop = hDrcData->bandTopCurr;  in sbrDecoder_drcApplySlot()
289     if (hDrcData->winSequenceNext != 2) { /* long window */  in sbrDecoder_drcApplySlot()
292       if (hDrcData->drcInterpolationSchemeNext == 0) {  in sbrDecoder_drcApplySlot()
297         if (j >= (int)winBorderToColMap[hDrcData->drcInterpolationSchemeNext]) {  in sbrDecoder_drcApplySlot()
305     fact_mag = hDrcData->nextFact_mag;  in sbrDecoder_drcApplySlot()
306     fact_exp = hDrcData->nextFact_exp;  in sbrDecoder_drcApplySlot()
307     numBands = hDrcData->numBandsNext;  in sbrDecoder_drcApplySlot()
308     bandTop = hDrcData->bandTopNext;  in sbrDecoder_drcApplySlot()
341         FIXP_DBL drcFact1_mag = hDrcData->prevFact_mag[bin];  in sbrDecoder_drcApplySlot()
345         if (hDrcData->prevFact_exp < maxShift) {  in sbrDecoder_drcApplySlot()
346           drcFact1_mag >>= maxShift - hDrcData->prevFact_exp;  in sbrDecoder_drcApplySlot()
371           hDrcData->prevFact_mag[bin] = fact_mag[band];  in sbrDecoder_drcApplySlot()
445           hDrcData->prevFact_mag[bin] = fact_mag[band];  in sbrDecoder_drcApplySlot()
479     hDrcData->prevFact_exp = fact_exp;  in sbrDecoder_drcApplySlot()
494 void sbrDecoder_drcApply(HANDLE_SBR_DRC_CHANNEL hDrcData,  in sbrDecoder_drcApply()  argument
500   if (hDrcData == NULL) {  in sbrDecoder_drcApply()
503   if (hDrcData->enable == 0) {  in sbrDecoder_drcApply()
509   if (hDrcData->prevFact_exp > maxShift) {  in sbrDecoder_drcApply()
510     maxShift = hDrcData->prevFact_exp;  in sbrDecoder_drcApply()
512   if (hDrcData->currFact_exp > maxShift) {  in sbrDecoder_drcApply()
513     maxShift = hDrcData->currFact_exp;  in sbrDecoder_drcApply()
515   if (hDrcData->nextFact_exp > maxShift) {  in sbrDecoder_drcApply()
516     maxShift = hDrcData->nextFact_exp;  in sbrDecoder_drcApply()
523     sbrDecoder_drcApplySlot(hDrcData, qmfSlotReal, qmfSlotImag, col,  in sbrDecoder_drcApply()