Pull upstream changes to libjamesdsp + 2 new liveprog files

Author: timschneeb

libjamesdsp/libjamesdsp.pro

@@ -69,6 +69,7 @@ SOURCES += \
     $$BASEPATH/Effects/eel2/numericSys/FilterDesign/firls.c \
     $$BASEPATH/Effects/eel2/numericSys/FilterDesign/generalFdesign.c \
     $$BASEPATH/Effects/eel2/numericSys/FilterDesign/polyphaseASRC.c \
+    $$BASEPATH/Effects/eel2/numericSys/FilterDesign/polyphaseFilterbank.c \
     $$BASEPATH/Effects/eel2/numericSys/MersenneTwister.c \
     $$BASEPATH/Effects/eel2/numericSys/SolveLinearSystem/inv.c \
     $$BASEPATH/Effects/eel2/numericSys/SolveLinearSystem/mldivide.c \

resources/assets/liveprog/pfb.eel

@@ -0,0 +1,43 @@
+desc: Polyphase filterbank (Equalization example)
+
+@init
+N = 8;
+m = 3;
+pfb1 = 0;
+memSize = InitPolyphaseFilterbank(srate, N, m, pfb1, pfb2);
+PolyphaseFilterbankChangeWarpingFactor(pfb1, srate, 0.99);
+phaseCorrFilt = pfb2 + memSize;
+corrFiltLen = PolyphaseFilterbankGetPhaseCorrector(pfb1, 0.5, phaseCorrFilt);
+Sk = phaseCorrFilt + corrFiltLen;
+PolyphaseFilterbankGetDecimationFactor(pfb1, Sk);
+i = 0;
+loop(corrFiltLen, 
+//printf("%1.7f,", phaseCorrFilt[i]);
+i += 1);
+printf("PFB memSize = %d\ncorrFiltLen = %d\n", memSize, corrFiltLen);
+subbandOutputLeft = Sk + N;
+subbandOutputRight = subbandOutputLeft + N;
+decimationCnt = subbandOutputRight + N;
+eqGain = decimationCnt + N;
+eqGain[0] = 1;
+eqGain[1] = 0;
+eqGain[2] = 1;
+eqGain[3] = 0;
+eqGain[4] = 1;
+eqGain[5] = 0;
+eqGain[6] = 1;
+
+@sample
+
+PolyphaseFilterbankAnalysisStereo(pfb1, pfb2, subbandOutputLeft, subbandOutputRight, decimationCnt, spl0, spl1);
+
+i = 0;
+loop(N, 
+decimationCnt[i] == Sk[i] ? (
+subbandOutputLeft[i] = subbandOutputLeft[i] * eqGain[i];
+subbandOutputRight[i] = subbandOutputRight[i] * eqGain[i];
+);
+i += 1);
+PolyphaseFilterbankSynthesisStereo(pfb1, pfb2, subbandOutputLeft, subbandOutputRight, y1, y2);
+spl0 = y1;
+spl1 = y2;

resources/assets/liveprog/stftDenoise.eel

@@ -62,5 +62,7 @@
         <file>assets/vdc/Butterworth.vdc</file>
         <file>assets/vdc/FrontRearContrast.vdc</file>
         <file>assets/vdc/mh750.vdc</file>
+        <file>assets/liveprog/pfb.eel</file>
+        <file>assets/liveprog/stftDenoise.eel</file>
     </qresource>
 </RCC>