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authorDavid Robillard <d@drobilla.net>2008-08-08 22:45:58 +0000
committerDavid Robillard <d@drobilla.net>2008-08-08 22:45:58 +0000
commite360047054117d63fb579ec9231e9dc77c99f12a (patch)
tree4a497365f6ecd30449e2c66c1fe77c816bd1fe4a /src/mdaVocoder.h
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Add preliminary (library side only) LV2 port of MDA (open-sourced VST plugins).
git-svn-id: http://svn.drobilla.net/lad/mda-lv2@1321 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/mdaVocoder.h')
-rw-r--r--src/mdaVocoder.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/mdaVocoder.h b/src/mdaVocoder.h
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+//See associated .cpp file for copyright and other info
+
+
+#define NPARAMS 8 ///number of parameters
+#define NPROGS 5 ///number of programs
+#define NBANDS 16 ///max vocoder bands
+
+#ifndef __mdaVocoder_H
+#define __mdaVocoder_H
+
+#include "audioeffectx.h"
+
+
+class mdaVocoderProgram
+{
+public:
+ mdaVocoderProgram();
+ ~mdaVocoderProgram() {}
+
+private:
+ friend class mdaVocoder;
+ float param[NPARAMS];
+ char name[32];
+};
+
+
+class mdaVocoder : public AudioEffectX
+{
+public:
+ mdaVocoder(audioMasterCallback audioMaster);
+ ~mdaVocoder();
+
+ virtual void process(float **inputs, float **outputs, LvzInt32 sampleFrames);
+ virtual void processReplacing(float **inputs, float **outputs, LvzInt32 sampleFrames);
+ virtual void setProgram(LvzInt32 program);
+ virtual void setProgramName(char *name);
+ virtual void getProgramName(char *name);
+ virtual void setParameter(LvzInt32 index, float value);
+ virtual float getParameter(LvzInt32 index);
+ virtual void getParameterLabel(LvzInt32 index, char *label);
+ virtual void getParameterDisplay(LvzInt32 index, char *text);
+ virtual void getParameterName(LvzInt32 index, char *text);
+ virtual void suspend();
+ virtual void resume();
+
+ virtual bool getEffectName(char *name);
+ virtual bool getVendorString(char *text);
+ virtual bool getProductString(char *text);
+ virtual LvzInt32 getVendorVersion() { return 1000; }
+
+protected:
+ float param[NPARAMS];
+ char programName[32];
+ mdaVocoderProgram *programs;
+
+ ///global internal variables
+ long swap; //input channel swap
+ float gain; //output level
+ float thru, high; //hf thru
+ float kout; //downsampled output
+ long kval; //downsample counter
+ long nbnd; //number of bands
+
+ //filter coeffs and buffers - seems it's faster to leave this global than make local copy
+ float f[NBANDS][13]; //[0-8][0 1 2 | 0 1 2 3 | 0 1 2 3 | val rate]
+}; // # reson | carrier |modulator| envelope
+
+#endif