Unified · Split
| @@ -23,7 +23,7 @@ · 22 unmodified lines | |||
| 23 | //============================================================================================================ | 23 | //============================================================================================================ |
| 24 | void tLockhartWavefolder_init(tLockhartWavefolder* const wf) | 24 | void tLockhartWavefolder_init(tLockhartWavefolder* const wf) |
| 25 | { | 25 | { |
| 26 | _tLockhartWavefolder* w = *wf = (_tLockhartWavefolder*) leaf_alloc(sizeof(_tLockhartWavefolder)); | 26 | _tLockhartWavefolder* w = *wf = (_tLockhartWavefolder*) leaf_alloc(sizeof(_tLockhartWavefolder)); |
| 27 | 27 | ||
| 28 | w->Ln1 = 0.0; | 28 | w->Ln1 = 0.0; |
| 29 | w->Fn1 = 0.0; | 29 | w->Fn1 = 0.0; |
| @@ -221,8 +221,8 @@ void tOversampler_init(tOversampler* const osr, int ratio, oBool extraQuality) · 191 unmodified lines | |||
| 221 | os->numTaps = firNumTaps[idx]; | 221 | os->numTaps = firNumTaps[idx]; |
| 222 | os->phaseLength = os->numTaps / os->ratio; | 222 | os->phaseLength = os->numTaps / os->ratio; |
| 223 | os->pCoeffs = (float*) firCoeffs[idx]; | 223 | os->pCoeffs = (float*) firCoeffs[idx]; |
| 224 | os->upState = leaf_alloc(sizeof(float) * os->phaseLength); | 224 | os->upState = leaf_alloc(sizeof(float) * os->numTaps * 2); |
| 225 | os->downState = leaf_alloc(sizeof(float) * os->phaseLength); | 225 | os->downState = leaf_alloc(sizeof(float) * os->numTaps * 2); |
| 226 | } | 226 | } |
| 227 | } | 227 | } |
| 228 | 228 | ||
| @@ -256,10 +256,10 @@ void tOversampler_upsample(tOversampler* const osr, float input, float* output) · 27 unmodified lines | |||
| 256 | _tOversampler* os = *osr; | 256 | _tOversampler* os = *osr; |
| 257 | 257 | ||
| 258 | float *pState = os->upState; /* State pointer */ | 258 | float *pState = os->upState; /* State pointer */ |
| 259 | const float *pCoeffs = os->pCoeffs; /* Coefficient pointer */ | 259 | float *pCoeffs = os->pCoeffs; /* Coefficient pointer */ |
| 260 | float *pStateCur; | 260 | float *pStateCur; |
| 261 | float *ptr1; /* Temporary pointer for state buffer */ | 261 | float *ptr1; /* Temporary pointer for state buffer */ |
| 262 | const float *ptr2; /* Temporary pointer for coefficient buffer */ | 262 | float *ptr2; /* Temporary pointer for coefficient buffer */ |
| 263 | float sum0; /* Accumulators */ | 263 | float sum0; /* Accumulators */ |
| 264 | uint32_t i, tapCnt; /* Loop counters */ | 264 | uint32_t i, tapCnt; /* Loop counters */ |
| 265 | uint32_t phaseLen = os->phaseLength; /* Length of each polyphase filter component */ | 265 | uint32_t phaseLen = os->phaseLength; /* Length of each polyphase filter component */ |
| @@ -329,7 +329,7 @@ void tOversampler_upsample(tOversampler* const osr, float input, float* output) · 63 unmodified lines | |||
| 329 | 329 | ||
| 330 | /* Points to the start of the state buffer */ | 330 | /* Points to the start of the state buffer */ |
| 331 | pStateCur = os->upState; | 331 | pStateCur = os->upState; |
| 332 | 332 | ||
| 333 | /* Initialize tapCnt with number of samples */ | 333 | /* Initialize tapCnt with number of samples */ |
| 334 | tapCnt = (phaseLen - 1U); | 334 | tapCnt = (phaseLen - 1U); |
| 335 | 335 | ||
| @@ -349,10 +349,10 @@ float tOversampler_downsample(tOversampler *const osr, float* input) · 13 unmodified lines | |||
| 349 | _tOversampler* os = *osr; | 349 | _tOversampler* os = *osr; |
| 350 | 350 | ||
| 351 | float *pState = os->downState; /* State pointer */ | 351 | float *pState = os->downState; /* State pointer */ |
| 352 | const float *pCoeffs = os->pCoeffs; /* Coefficient pointer */ | 352 | float *pCoeffs = os->pCoeffs; /* Coefficient pointer */ |
| 353 | float *pStateCur; /* Points to the current sample of the state */ | 353 | float *pStateCur; /* Points to the current sample of the state */ |
| 354 | float *px0; /* Temporary pointer for state buffer */ | 354 | float *px0; /* Temporary pointer for state buffer */ |
| 355 | const float *pb; /* Temporary pointer for coefficient buffer */ | 355 | float *pb; /* Temporary pointer for coefficient buffer */ |
| 356 | float x0, c0; /* Temporary variables to hold state and coefficient values */ | 356 | float x0, c0; /* Temporary variables to hold state and coefficient values */ |
| 357 | float acc0; /* Accumulator */ | 357 | float acc0; /* Accumulator */ |
| 358 | uint32_t numTaps = os->numTaps; /* Number of filter coefficients in the filter */ | 358 | uint32_t numTaps = os->numTaps; /* Number of filter coefficients in the filter */ |