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Resampler: Remove some now well out of date code.

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David Reid
2026-02-14 08:58:33 +10:00
parent c456a2f432
commit 0fe2f7effd
1 changed files with 0 additions and 96 deletions
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miniaudio.h
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@@ -60352,7 +60352,6 @@ static ma_result ma_linear_resampler_process_pcm_frames_s16_upsample(ma_linear_r
/* Slow path. Need LPF. */ /* Slow path. Need LPF. */
ma_int32* pLPF = MA_LINEAR_RESAMPLER_GET_LPF_STATE_S32(pResampler, 0); ma_int32* pLPF = MA_LINEAR_RESAMPLER_GET_LPF_STATE_S32(pResampler, 0);
#if 1
/* If there's a cached frame we need to process it. */ /* If there's a cached frame we need to process it. */
if (inTimeInt == 0) { if (inTimeInt == 0) {
MA_ASSERT(pResampler->cachedFrameCount <= 1); /* There is at most one cached frame. */ MA_ASSERT(pResampler->cachedFrameCount <= 1); /* There is at most one cached frame. */
@@ -60660,53 +60659,6 @@ static ma_result ma_linear_resampler_process_pcm_frames_s16_upsample(ma_linear_r
*pFrameCountOut = framesProcessedOut; *pFrameCountOut = framesProcessedOut;
return MA_SUCCESS; return MA_SUCCESS;
#else
while (framesProcessedOut < frameCountOut) {
/* Before interpolating we need to load the buffers. */
while (pResampler->inTimeInt > 0 && frameCountIn > framesProcessedIn) {
ma_uint32 iChannel;
for (iChannel = 0; iChannel < channels; iChannel += 1) {
pResampler->x0.s16[iChannel] = pResampler->x1.s16[iChannel];
pResampler->x1.s16[iChannel] = pFramesInS16[iChannel];
}
pFramesInS16 += channels;
framesProcessedIn += 1;
pResampler->inTimeInt -= 1;
}
if (pResampler->inTimeInt > 0) {
break; /* Ran out of input data. */
}
/* Getting here means the frames have been loaded and we can generate the next output frame. */
if (pFramesOutS16 != NULL) {
MA_ASSERT(pResampler->inTimeInt == 0);
ma_linear_resampler_interpolate_frame_s16(pResampler, invSampleRateOut, pFramesOutS16);
/* Filter. */
ma_linear_resampler_filter_s16(pResampler, pFramesOutS16);
pFramesOutS16 += channels;
}
framesProcessedOut += 1;
/* Advance time forward. */
pResampler->inTimeInt += pResampler->inAdvanceInt;
pResampler->inTimeFrac += pResampler->inAdvanceFrac;
if (pResampler->inTimeFrac >= pResampler->sampleRateOut) {
pResampler->inTimeFrac -= pResampler->sampleRateOut;
pResampler->inTimeInt += 1;
}
}
*pFrameCountIn = framesProcessedIn;
*pFrameCountOut = framesProcessedOut;
return MA_SUCCESS;
#endif
} }
} }
@@ -60844,7 +60796,6 @@ static ma_result ma_linear_resampler_process_pcm_frames_f32_upsample(ma_linear_r
/*printf("UP %u\n", pResampler->inTimeInt);*/ /*printf("UP %u\n", pResampler->inTimeInt);*/
#if 1
/* If there's a cached frame we need to process it. */ /* If there's a cached frame we need to process it. */
if (inTimeInt == 0) { if (inTimeInt == 0) {
MA_ASSERT(pResampler->cachedFrameCount <= 1); /* There is at most one cached frame. */ MA_ASSERT(pResampler->cachedFrameCount <= 1); /* There is at most one cached frame. */
@@ -61152,53 +61103,6 @@ static ma_result ma_linear_resampler_process_pcm_frames_f32_upsample(ma_linear_r
*pFrameCountOut = framesProcessedOut; *pFrameCountOut = framesProcessedOut;
return MA_SUCCESS; return MA_SUCCESS;
#else
while (framesProcessedOut < frameCountOut) {
/* Before interpolating we need to load the buffers. */
while (pResampler->inTimeInt > 0 && frameCountIn > framesProcessedIn) {
ma_uint32 iChannel;
for (iChannel = 0; iChannel < channels; iChannel += 1) {
pResampler->x0.f32[iChannel] = pResampler->x1.f32[iChannel];
pResampler->x1.f32[iChannel] = pFramesInF32[iChannel];
}
pFramesInF32 += channels;
framesProcessedIn += 1;
pResampler->inTimeInt -= 1;
}
if (pResampler->inTimeInt > 0) {
break; /* Ran out of input data. */
}
/* Getting here means the frames have been loaded and we can generate the next output frame. */
if (pFramesOutF32 != NULL) {
MA_ASSERT(pResampler->inTimeInt == 0);
ma_linear_resampler_interpolate_frame_f32(pResampler, invSampleRateOut, pFramesOutF32);
/* Filter. */
ma_linear_resampler_filter_f32(pResampler, pFramesOutF32);
pFramesOutF32 += channels;
}
framesProcessedOut += 1;
/* Advance time forward. */
pResampler->inTimeInt += pResampler->inAdvanceInt;
pResampler->inTimeFrac += pResampler->inAdvanceFrac;
if (pResampler->inTimeFrac >= pResampler->sampleRateOut) {
pResampler->inTimeFrac -= pResampler->sampleRateOut;
pResampler->inTimeInt += 1;
}
}
*pFrameCountIn = framesProcessedIn;
*pFrameCountOut = framesProcessedOut;
return MA_SUCCESS;
#endif
} }
} }