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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/mdaSpecMeter.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/mdaSpecMeter.h')
-rw-r--r--src/mdaSpecMeter.h75
1 files changed, 75 insertions, 0 deletions
diff --git a/src/mdaSpecMeter.h b/src/mdaSpecMeter.h
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+//see associated .cpp file for copyright and other info
+
+#include "audioeffectx.h"
+
+#include <string.h>
+
+#define NPROGS 4 //can hide decay settings in programs! fast...slow...peak hold
+#define SILENCE 0.00000001f
+
+
+
+enum
+{
+ _PARAM0, //peak decay
+ _PARAM1, //RMS speed
+ _PARAM2, //spectrum speed
+ _PARAM3, //peak reset?
+
+ NPARAMS
+};
+
+class mdaSpecMeter;
+
+class mdaSpecMeterProgram
+{
+friend class mdaSpecMeter;
+public:
+ mdaSpecMeterProgram();
+ ~mdaSpecMeterProgram() {}
+
+private:
+ float param[NPARAMS];
+ char name[24];
+};
+
+
+class mdaSpecMeter : public AudioEffectX
+{
+public:
+ mdaSpecMeter(audioMasterCallback audioMaster);
+ ~mdaSpecMeter();
+
+ 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 setSampleRate(float sampleRate);
+ virtual void suspend();
+
+ virtual bool getEffectName(char *name);
+ virtual bool getVendorString(char *text);
+ virtual bool getProductString(char *text);
+ virtual LvzInt32 getVendorVersion() { return 1000; }
+
+ //accessible from editor
+ long counter;
+ float Lpeak, Lhold, Lmin, Lrms, Rpeak, Rhold, Rmin, Rrms, Corr; // #11 #12
+ float band[2][16]; //8 16 31 64 125 250 500 1k 2k 4k 8k 16k 32k
+
+private:
+ mdaSpecMeterProgram *programs;
+ float param[NPARAMS];
+
+ float iK, lpeak, lmin, lrms, rpeak, rmin, rrms, corr, den;
+ float lpp[6][16], rpp[6][16];
+ long topband, K, kmax;
+
+ float gain;
+};