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222 lines
No EOL
6.8 KiB
C++
Executable file
222 lines
No EOL
6.8 KiB
C++
Executable file
/* ========================================
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* Hombre - Hombre.h
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* Copyright (c) 2016 airwindows, Airwindows uses the MIT license
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* ======================================== */
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#ifndef __Hombre_H
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#include "Hombre.h"
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#endif
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void Hombre::processReplacing(float **inputs, float **outputs, VstInt32 sampleFrames)
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{
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float* in1 = inputs[0];
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float* in2 = inputs[1];
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float* out1 = outputs[0];
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float* out2 = outputs[1];
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double overallscale = 1.0;
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overallscale /= 44100.0;
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overallscale *= getSampleRate();
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double target = A;
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double offsetA;
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double offsetB;
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int widthA = (int)(1.0*overallscale);
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int widthB = (int)(7.0*overallscale); //max 364 at 44.1, 792 at 96K
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double wet = B;
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//removed extra dry variable
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double totalL;
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double totalR;
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int count;
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double inputSampleL;
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double inputSampleR;
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double drySampleL;
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double drySampleR;
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while (--sampleFrames >= 0)
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{
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inputSampleL = *in1;
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inputSampleR = *in2;
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if (fabs(inputSampleL)<1.18e-23) inputSampleL = fpdL * 1.18e-17;
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if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
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drySampleL = inputSampleL;
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drySampleR = inputSampleR;
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slide = (slide * 0.9997)+(target*0.0003);
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offsetA = ((pow(slide,2)) * 77)+3.2;
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offsetB = (3.85 * offsetA)+41;
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offsetA *= overallscale;
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offsetB *= overallscale;
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//adjust for sample rate
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if (gcount < 1 || gcount > 2000) {gcount = 2000;}
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count = gcount;
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pL[count+2000] = pL[count] = inputSampleL;
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pR[count+2000] = pR[count] = inputSampleR;
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//double buffer
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count = (int)(gcount+floor(offsetA));
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totalL = pL[count] * 0.391; //less as value moves away from .0
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totalL += pL[count+widthA]; //we can assume always using this in one way or another?
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totalL += pL[count+widthA+widthA] * 0.391; //greater as value moves away from .0
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totalR = pR[count] * 0.391; //less as value moves away from .0
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totalR += pR[count+widthA]; //we can assume always using this in one way or another?
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totalR += pR[count+widthA+widthA] * 0.391; //greater as value moves away from .0
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inputSampleL += ((totalL * 0.274));
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inputSampleR += ((totalR * 0.274));
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count = (int)(gcount+floor(offsetB));
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totalL = pL[count] * 0.918; //less as value moves away from .0
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totalL += pL[count+widthB]; //we can assume always using this in one way or another?
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totalL += pL[count+widthB+widthB] * 0.918; //greater as value moves away from .0
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totalR = pR[count] * 0.918; //less as value moves away from .0
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totalR += pR[count+widthB]; //we can assume always using this in one way or another?
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totalR += pR[count+widthB+widthB] * 0.918; //greater as value moves away from .0
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inputSampleL -= ((totalL * 0.629));
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inputSampleR -= ((totalR * 0.629));
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inputSampleL /= 4;
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inputSampleR /= 4;
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gcount--;
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//still scrolling through the samples, remember
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if (wet !=1.0) {
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inputSampleL = (inputSampleL * wet) + (drySampleL * (1.0-wet));
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inputSampleR = (inputSampleR * wet) + (drySampleR * (1.0-wet));
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}
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//begin 32 bit stereo floating point dither
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int expon; frexpf((float)inputSampleL, &expon);
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fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
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inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
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frexpf((float)inputSampleR, &expon);
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fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
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inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62));
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//end 32 bit stereo floating point dither
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*out1 = inputSampleL;
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*out2 = inputSampleR;
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*in1++;
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*in2++;
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*out1++;
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*out2++;
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}
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}
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void Hombre::processDoubleReplacing(double **inputs, double **outputs, VstInt32 sampleFrames)
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{
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double* in1 = inputs[0];
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double* in2 = inputs[1];
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double* out1 = outputs[0];
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double* out2 = outputs[1];
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double overallscale = 1.0;
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overallscale /= 44100.0;
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overallscale *= getSampleRate();
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double target = A;
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double offsetA;
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double offsetB;
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int widthA = (int)(1.0*overallscale);
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int widthB = (int)(7.0*overallscale); //max 364 at 44.1, 792 at 96K
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double wet = B;
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//removed extra dry variable
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double totalL;
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double totalR;
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int count;
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double inputSampleL;
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double inputSampleR;
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double drySampleL;
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double drySampleR;
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while (--sampleFrames >= 0)
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{
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inputSampleL = *in1;
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inputSampleR = *in2;
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if (fabs(inputSampleL)<1.18e-23) inputSampleL = fpdL * 1.18e-17;
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if (fabs(inputSampleR)<1.18e-23) inputSampleR = fpdR * 1.18e-17;
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drySampleL = inputSampleL;
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drySampleR = inputSampleR;
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slide = (slide * 0.9997)+(target*0.0003);
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offsetA = ((pow(slide,2)) * 77)+3.2;
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offsetB = (3.85 * offsetA)+41;
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offsetA *= overallscale;
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offsetB *= overallscale;
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//adjust for sample rate
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if (gcount < 1 || gcount > 2000) {gcount = 2000;}
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count = gcount;
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pL[count+2000] = pL[count] = inputSampleL;
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pR[count+2000] = pR[count] = inputSampleR;
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//double buffer
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count = (int)(gcount+floor(offsetA));
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totalL = pL[count] * 0.391; //less as value moves away from .0
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totalL += pL[count+widthA]; //we can assume always using this in one way or another?
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totalL += pL[count+widthA+widthA] * 0.391; //greater as value moves away from .0
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totalR = pR[count] * 0.391; //less as value moves away from .0
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totalR += pR[count+widthA]; //we can assume always using this in one way or another?
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totalR += pR[count+widthA+widthA] * 0.391; //greater as value moves away from .0
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inputSampleL += ((totalL * 0.274));
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inputSampleR += ((totalR * 0.274));
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count = (int)(gcount+floor(offsetB));
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totalL = pL[count] * 0.918; //less as value moves away from .0
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totalL += pL[count+widthB]; //we can assume always using this in one way or another?
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totalL += pL[count+widthB+widthB] * 0.918; //greater as value moves away from .0
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totalR = pR[count] * 0.918; //less as value moves away from .0
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totalR += pR[count+widthB]; //we can assume always using this in one way or another?
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totalR += pR[count+widthB+widthB] * 0.918; //greater as value moves away from .0
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inputSampleL -= ((totalL * 0.629));
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inputSampleR -= ((totalR * 0.629));
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inputSampleL /= 4;
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inputSampleR /= 4;
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gcount--;
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//still scrolling through the samples, remember
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if (wet !=1.0) {
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inputSampleL = (inputSampleL * wet) + (drySampleL * (1.0-wet));
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inputSampleR = (inputSampleR * wet) + (drySampleR * (1.0-wet));
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}
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//begin 64 bit stereo floating point dither
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//int expon; frexp((double)inputSampleL, &expon);
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fpdL ^= fpdL << 13; fpdL ^= fpdL >> 17; fpdL ^= fpdL << 5;
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//inputSampleL += ((double(fpdL)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
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//frexp((double)inputSampleR, &expon);
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fpdR ^= fpdR << 13; fpdR ^= fpdR >> 17; fpdR ^= fpdR << 5;
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//inputSampleR += ((double(fpdR)-uint32_t(0x7fffffff)) * 1.1e-44l * pow(2,expon+62));
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//end 64 bit stereo floating point dither
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*out1 = inputSampleL;
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*out2 = inputSampleR;
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*in1++;
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*in2++;
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*out1++;
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*out2++;
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}
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} |