diff options
Diffstat (limited to 'src/mdaDither.cpp')
| -rw-r--r-- | src/mdaDither.cpp | 42 |
1 files changed, 26 insertions, 16 deletions
diff --git a/src/mdaDither.cpp b/src/mdaDither.cpp index 94c3a47..41ef831 100644 --- a/src/mdaDither.cpp +++ b/src/mdaDither.cpp @@ -63,7 +63,7 @@ void mdaDither::setParameter(LvzInt32 index, float value) dith = 2.0f * fParam2 / (wlen * (float)32767); shap=0.0f; - switch((long)(fParam1*3.9)) //dither mode + switch((LvzInt32)(fParam1*3.9)) //dither mode { case 0: dith = 0.0f; break; //off case 3: shap = 0.5f; break; //noise shaping @@ -90,6 +90,16 @@ void mdaDither::getProgramName(char *name) strcpy(name, programName); } +bool mdaDither::getProgramNameIndexed (LvzInt32 category, LvzInt32 index, char* name) +{ + if (index == 0) + { + strcpy(name, programName); + return true; + } + return false; +} + float mdaDither::getParameter(LvzInt32 index) { float v=0; @@ -118,15 +128,15 @@ void mdaDither::getParameterName(LvzInt32 index, char *label) } #include <stdio.h> -void long2string(long value, char *string) { sprintf(string, "%ld", value); } +void int2strng(LvzInt32 value, char *string) { sprintf(string, "%d", value); } void float2strng(float value, char *string) { sprintf(string, "%.2f", value); } void mdaDither::getParameterDisplay(LvzInt32 index, char *text) { switch(index) { - case 0: long2string((long)bits, text); break; - case 1: switch((long)(fParam1*3.9)) + case 0: int2strng((LvzInt32)bits, text); break; + case 1: switch((LvzInt32)(fParam1*3.9)) { case 0: strcpy(text, "OFF"); break; case 1: strcpy(text, "TRI"); break; case 2: strcpy(text, "HP-TRI"); break; @@ -136,7 +146,7 @@ void mdaDither::getParameterDisplay(LvzInt32 index, char *text) case 3: float2strng(4.0f * fParam3 - 2.0f, text); break; case 4: if(fParam4>0.1f) if(gain<0.0001f) strcpy(text, "-80"); - else long2string((long)(20.0 * log10(gain)), text); + else int2strng((LvzInt32)(20.0 * log10(gain)), text); else strcpy(text, "OFF"); break; } } @@ -167,9 +177,9 @@ void mdaDither::process(float **inputs, float **outputs, LvzInt32 sampleFrames) float dl=dith; //dither level float o=offs, w=wlen, wi=1.0f/wlen; //DC offset, word length & inverse float g=gain; //gain for Zoom mode - long r1=rnd1, r2, r3=rnd3, r4; //random numbers for dither - long m=1; //dither mode - if((long)(fParam1 * 3.9f)==1) m=0; //what is the fastest if(?) + LvzInt32 r1=rnd1, r2, r3=rnd3, r4; //random numbers for dither + LvzInt32 m=1; //dither mode + if((LvzInt32)(fParam1 * 3.9f)==1) m=0; //what is the fastest if(?) --in1; --in2; @@ -190,14 +200,14 @@ void mdaDither::process(float **inputs, float **outputs, LvzInt32 sampleFrames) a = g * a + sl * (s1 + s1 - s2); aa = a + o + dl * (float)(r1 - r2); if(aa<0.0f) aa-=wi; - aa = wi * (float)(long)(w * aa); + aa = wi * (float)(LvzInt32)(w * aa); s2 = s1; s1 = a - aa; b = g * b + sl * (s3 + s3 - s4); bb = b + o + dl * (float)(r3 - r4); if(bb<0.0f) bb-=wi; - bb = wi * (float)(long)(w * bb); + bb = wi * (float)(LvzInt32)(w * bb); s4 = s3; s3 = b - bb; @@ -220,9 +230,9 @@ void mdaDither::processReplacing(float **inputs, float **outputs, LvzInt32 sampl float dl=dith; //dither level float o=offs, w=wlen, wi=1.0f/wlen; //DC offset, word length & inverse float g=gain; //gain for Zoom mode - long r1=rnd1, r2, r3=rnd3, r4; //random numbers for dither - long m=1; //dither mode - if((long)(fParam1 * 3.9f)==1) m=0; //what is the fastest if(?) + LvzInt32 r1=rnd1, r2, r3=rnd3, r4; //random numbers for dither + LvzInt32 m=1; //dither mode + if((LvzInt32)(fParam1 * 3.9f)==1) m=0; //what is the fastest if(?) --in1; --in2; @@ -240,15 +250,15 @@ void mdaDither::processReplacing(float **inputs, float **outputs, LvzInt32 sampl a = g * a + sl * (s1 + s1 - s2); //target level + error feedback aa = a + o + dl * (float)(r1 - r2); // + offset + dither - if(aa<0.0f) aa-=wi; //(long) truncates towards zero! - aa = wi * (float)(long)(w * aa); //truncate + if(aa<0.0f) aa-=wi; //(LvzInt32) truncates towards zero! + aa = wi * (float)(LvzInt32)(w * aa); //truncate s2 = s1; s1 = a - aa; //error feedback: 2nd order noise shaping b = g * b + sl * (s3 + s3 - s4); bb = b + o + dl * (float)(r3 - r4); if(bb<0.0f) bb-=wi; - bb = wi * (float)(long)(w * bb); + bb = wi * (float)(LvzInt32)(w * bb); s4 = s3; s3 = b - bb; |