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Resampler: Revert and earlier experiment.

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This commit is contained in:
David Reid
2026-02-14 15:37:52 +10:00
parent a8dd56fbbe
commit fd1369b3fc
1 changed files with 8 additions and 8 deletions
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miniaudio.h
+8 -8
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@@ -59651,7 +59651,7 @@ static MA_INLINE ma_result ma_linear_resampler_process_pcm_frames_s16_no_lpf(ma_
return MA_SUCCESS; return MA_SUCCESS;
} }
static MA_INLINE ma_result ma_linear_resampler_process_pcm_frames_f32_no_lpf(ma_linear_resampler* pResampler, const float* pFramesInF32, ma_uint64* pFrameCountIn, float* pFramesOutF32, ma_uint64* pFrameCountOut, double invSampleRateOut) static MA_INLINE ma_result ma_linear_resampler_process_pcm_frames_f32_no_lpf(ma_linear_resampler* pResampler, const float* pFramesInF32, ma_uint64* pFrameCountIn, float* pFramesOutF32, ma_uint64* pFrameCountOut, float invSampleRateOut)
{ {
ma_uint64 frameCountIn; ma_uint64 frameCountIn;
ma_uint64 frameCountOut; ma_uint64 frameCountOut;
@@ -59677,7 +59677,7 @@ static MA_INLINE ma_result ma_linear_resampler_process_pcm_frames_f32_no_lpf(ma_
MA_ASSERT(pResampler->cachedFrameCount <= 1); /* There is at most one cached frame. */ MA_ASSERT(pResampler->cachedFrameCount <= 1); /* There is at most one cached frame. */
while (pResampler->cachedFrameCount > 0 && frameCountIn > 0 && framesProcessedOut < frameCountOut) { while (pResampler->cachedFrameCount > 0 && frameCountIn > 0 && framesProcessedOut < frameCountOut) {
float a = (double)(pResampler->inTimeFrac * invSampleRateOut); float a = pResampler->inTimeFrac * invSampleRateOut;
for (c = 0; c < channels; c += 1) { for (c = 0; c < channels; c += 1) {
pFramesOutF32[c] = ma_mix_f32_fast(pResampler->x0.f32[c], pFramesInF32[c], a); pFramesOutF32[c] = ma_mix_f32_fast(pResampler->x0.f32[c], pFramesInF32[c], a);
@@ -59972,7 +59972,7 @@ static MA_INLINE ma_result ma_linear_resampler_process_pcm_frames_f32_no_lpf(ma_
while (framesProcessedOut < frameCountOut && pResampler->inTimeInt < frameCountIn) { while (framesProcessedOut < frameCountOut && pResampler->inTimeInt < frameCountIn) {
if (pResampler->inTimeInt + 1 < frameCountIn) { if (pResampler->inTimeInt + 1 < frameCountIn) {
float a = (float)(pResampler->inTimeFrac * invSampleRateOut); float a = pResampler->inTimeFrac * invSampleRateOut;
for (c = 0; c < channels; c += 1) { for (c = 0; c < channels; c += 1) {
pFramesOutF32[c] = ma_mix_f32_fast(pFramesInF32[((pResampler->inTimeInt + 0) * channels) + c], pFramesInF32[((pResampler->inTimeInt + 1) * channels) + c], a); pFramesOutF32[c] = ma_mix_f32_fast(pFramesInF32[((pResampler->inTimeInt + 0) * channels) + c], pFramesInF32[((pResampler->inTimeInt + 1) * channels) + c], a);
@@ -60868,7 +60868,7 @@ static ma_result ma_linear_resampler_process_pcm_frames_f32_downsample(ma_linear
/*printf("DOWN\n");*/ /*printf("DOWN\n");*/
while (framesProcessedOut < frameCountOut) { while (framesProcessedOut < frameCountOut) {
float a = (float)(pResampler->inTimeFrac * invSampleRateOut); float a = pResampler->inTimeFrac * invSampleRateOut;
/* Before interpolating we need to load the buffers. When doing this we need to ensure we run every input sample through the filter. */ /* Before interpolating we need to load the buffers. When doing this we need to ensure we run every input sample through the filter. */
while (pResampler->inTimeInt > 0 && frameCountIn > framesProcessedIn) { while (pResampler->inTimeInt > 0 && frameCountIn > framesProcessedIn) {
@@ -60922,7 +60922,7 @@ static ma_result ma_linear_resampler_process_pcm_frames_f32_upsample(ma_linear_r
ma_uint64 framesProcessedIn; ma_uint64 framesProcessedIn;
ma_uint64 framesProcessedOut; ma_uint64 framesProcessedOut;
ma_uint32 c; ma_uint32 c;
double invSampleRateOut; float invSampleRateOut;
ma_uint32 lpfCount; ma_uint32 lpfCount;
ma_uint32 channels; ma_uint32 channels;
ma_uint32 inTimeInt; ma_uint32 inTimeInt;
@@ -60938,7 +60938,7 @@ static ma_result ma_linear_resampler_process_pcm_frames_f32_upsample(ma_linear_r
frameCountOut = *pFrameCountOut; frameCountOut = *pFrameCountOut;
framesProcessedIn = 0; framesProcessedIn = 0;
framesProcessedOut = 0; framesProcessedOut = 0;
invSampleRateOut = (1.0 / pResampler->sampleRateOut); invSampleRateOut = 1.0f / pResampler->sampleRateOut;
lpfCount = pResampler->lpfOrder >> 1; lpfCount = pResampler->lpfOrder >> 1;
channels = pResampler->channels; channels = pResampler->channels;
inTimeInt = pResampler->inTimeInt; inTimeInt = pResampler->inTimeInt;
@@ -60958,7 +60958,7 @@ static ma_result ma_linear_resampler_process_pcm_frames_f32_upsample(ma_linear_r
MA_ASSERT(pResampler->cachedFrameCount <= 1); /* There is at most one cached frame. */ MA_ASSERT(pResampler->cachedFrameCount <= 1); /* There is at most one cached frame. */
while (pResampler->cachedFrameCount > 0 && frameCountIn > 0 && framesProcessedOut < frameCountOut) { while (pResampler->cachedFrameCount > 0 && frameCountIn > 0 && framesProcessedOut < frameCountOut) {
float a = (float)(inTimeFrac * invSampleRateOut); float a = inTimeFrac * invSampleRateOut;
for (c = 0; c < channels; c += 1) { for (c = 0; c < channels; c += 1) {
pFramesOutF32[c] = ma_mix_f32_fast(pResampler->x0.f32[c], pFramesInF32[c], a); pFramesOutF32[c] = ma_mix_f32_fast(pResampler->x0.f32[c], pFramesInF32[c], a);
@@ -61267,7 +61267,7 @@ static ma_result ma_linear_resampler_process_pcm_frames_f32_upsample(ma_linear_r
while (framesProcessedOut < frameCountOut && inTimeInt < frameCountIn) { while (framesProcessedOut < frameCountOut && inTimeInt < frameCountIn) {
if (inTimeInt + 1 < frameCountIn) { if (inTimeInt + 1 < frameCountIn) {
float a = (float)(inTimeFrac * invSampleRateOut); float a = inTimeFrac * invSampleRateOut;
for (c = 0; c < channels; c += 1) { for (c = 0; c < channels; c += 1) {
pFramesOutF32[c] = ma_mix_f32_fast(pFramesInF32[((inTimeInt + 0) * channels) + c], pFramesInF32[((inTimeInt + 1) * channels) + c], a); pFramesOutF32[c] = ma_mix_f32_fast(pFramesInF32[((inTimeInt + 0) * channels) + c], pFramesInF32[((inTimeInt + 1) * channels) + c], a);