49 extern void WT_NoiseGenerator (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame);
50 extern void WT_VoiceGain (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame);
53 extern void WT_InterpolateMono (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame);
55 extern void WT_InterpolateNoLoop (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame);
56 extern void WT_Interpolate (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame);
81 void WT_VoiceGain (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame)  in WT_VoiceGain()  argument
112     gainLeft = pWTVoice->gainLeft;  in WT_VoiceGain()
113     gainRight = pWTVoice->gainRight;  in WT_VoiceGain()
181 void WT_Interpolate (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame)  in WT_Interpolate()  argument
202     loopEnd = (const EAS_SAMPLE*) pWTVoice->loopEnd + 1;  in WT_Interpolate()
203     pSamples = (const EAS_SAMPLE*) pWTVoice->phaseAccum;  in WT_Interpolate()
205     phaseFrac = pWTVoice->phaseFrac;  in WT_Interpolate()
246                 pSamples = (const EAS_SAMPLE*) pWTVoice->loopStart + acc0;  in WT_Interpolate()
262     pWTVoice->phaseAccum = (EAS_U32) pSamples;  in WT_Interpolate()
263     pWTVoice->phaseFrac = (EAS_U32) phaseFrac;  in WT_Interpolate()
280 void WT_InterpolateNoLoop (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame)  in WT_InterpolateNoLoop()  argument
302     bufferEndP1 = (const EAS_SAMPLE*) pWTVoice->loopEnd + 1;  in WT_InterpolateNoLoop()
303     pSamples = (const EAS_SAMPLE*) pWTVoice->phaseAccum;  in WT_InterpolateNoLoop()
304     phaseFrac = (EAS_I32)(pWTVoice->phaseFrac & PHASE_FRAC_MASK);  in WT_InterpolateNoLoop()
362     pWTVoice->phaseAccum = (EAS_U32) pSamples;  in WT_InterpolateNoLoop()
363     pWTVoice->phaseFrac = (EAS_U32) phaseFrac;  in WT_InterpolateNoLoop()
451  void NO_INT_OVERFLOW_CHECKS WT_NoiseGenerator (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame)  in WT_NoiseGenerator()  argument
472     tmp0 = (EAS_I32) (pWTVoice->phaseAccum) >> 18;  in WT_NoiseGenerator()
474     tmp1 = (EAS_I32) (pWTVoice->loopEnd) >> 18;  in WT_NoiseGenerator()
478         nInterpolatedSample = MULT_AUDIO_COEF( tmp0, (PHASE_ONE - pWTVoice->phaseFrac));  in WT_NoiseGenerator()
479         nInterpolatedSample += MULT_AUDIO_COEF( tmp1, pWTVoice->phaseFrac);  in WT_NoiseGenerator()
483         pWTVoice->phaseFrac += (EAS_U32) phaseInc;  in WT_NoiseGenerator()
484         if (GET_PHASE_INT_PART(pWTVoice->phaseFrac))    {  in WT_NoiseGenerator()
486             pWTVoice->phaseAccum = pWTVoice->loopEnd;  in WT_NoiseGenerator()
487             pWTVoice->loopEnd = (5 * pWTVoice->loopEnd + 1);  in WT_NoiseGenerator()
488             tmp1 = (EAS_I32) (pWTVoice->loopEnd) >> 18;  in WT_NoiseGenerator()
489             pWTVoice->phaseFrac = GET_PHASE_FRAC_PART(pWTVoice->phaseFrac);  in WT_NoiseGenerator()
512 void WT_ProcessVoice (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame)  in WT_ProcessVoice()  argument
516     if (pWTVoice->loopStart == WT_NOISE_GENERATOR)  in WT_ProcessVoice()
517         WT_NoiseGenerator(pWTVoice, pWTIntFrame);  in WT_ProcessVoice()
520     else if (pWTVoice->loopStart != pWTVoice->loopEnd)  in WT_ProcessVoice()
521         WT_Interpolate(pWTVoice, pWTIntFrame);  in WT_ProcessVoice()
526         WT_InterpolateNoLoop(pWTVoice, pWTIntFrame);  in WT_ProcessVoice()
531         WT_VoiceFilter(&pWTVoice->filter, pWTIntFrame);  in WT_ProcessVoice()
543         gainLeft = (pWTIntFrame->prevGain * pWTVoice->gainLeft) << 1;  in WT_ProcessVoice()
544 …gainIncLeft = (((pWTIntFrame->frame.gainTarget * pWTVoice->gainLeft) << 1) - gainLeft) >> SYNTH_UP…  in WT_ProcessVoice()
547         gainRight = (pWTIntFrame->prevGain * pWTVoice->gainRight) << 1;  in WT_ProcessVoice()
548 …gainIncRight = (((pWTIntFrame->frame.gainTarget * pWTVoice->gainRight) << 1) - gainRight) >> SYNTH…  in WT_ProcessVoice()
574     WT_VoiceGain(pWTVoice, pWTIntFrame);  in WT_ProcessVoice()
594 void WT_InterpolateMono (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame)  in WT_InterpolateMono()  argument
623     pCurrentPhaseInt = pWTVoice->pPhaseAccum;  in WT_InterpolateMono()
624     currentPhaseFrac = pWTVoice->phaseFrac;  in WT_InterpolateMono()
627     pLoopStart = pWTVoice->pLoopStart;  in WT_InterpolateMono()
628     pLoopEnd = pWTVoice->pLoopEnd + 1;  in WT_InterpolateMono()
661     pWTVoice->pPhaseAccum = pCurrentPhaseInt;  in WT_InterpolateMono()
662     pWTVoice->phaseFrac = currentPhaseFrac;  in WT_InterpolateMono()
664     pWTVoice->gain = (EAS_I16)(gain >> SYNTH_UPDATE_PERIOD_IN_BITS);  in WT_InterpolateMono()
687 void WT_ProcessVoice (S_WT_VOICE *pWTVoice, S_WT_INT_FRAME *pWTIntFrame)  in WT_ProcessVoice()  argument
691     if (pWTVoice->loopStart== WT_NOISE_GENERATOR)  in WT_ProcessVoice()
693         WT_NoiseGenerator(pWTVoice, pWTIntFrame);  in WT_ProcessVoice()
694         WT_VoiceGain(pWTVoice, pWTIntFrame);  in WT_ProcessVoice()
700         WT_InterpolateMono(pWTVoice, pWTIntFrame);  in WT_ProcessVoice()