Code cleanup (reduced globals).
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@ -389,7 +389,9 @@ class AudioReactive : public Usermod {
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const uint16_t delayMs = 10; // I don't want to sample too often and overload WLED
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uint8_t maxVol = 10; // Reasonable value for constant volume for 'peak detector', as it won't always trigger
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uint8_t binNum = 8; // Used to select the bin for FFT based beat detection.
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uint8_t targetAgc = 60; // This is our setPoint at 20% of max for the adjusted output
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#ifdef MIC_SAMPLING_LOG
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uint8_t targetAgc = 60; // This is our setPoint at 20% of max for the adjusted output (used only in logAudio())
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#endif
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uint8_t myVals[32]; // Used to store a pile of samples because WLED frame rate and WLED sample rate are not synchronized. Frame rate is too low.
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bool samplePeak = 0; // Boolean flag for peak. Responding routine must reset this flag
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bool udpSamplePeak = 0; // Boolean flag for peak. Set at the same tiem as samplePeak, but reset by transmitAudioData
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@ -397,17 +399,12 @@ class AudioReactive : public Usermod {
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int16_t sample; // Current sample. Must only be updated ONCE!!!
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float sampleMax = 0.0f; // Max sample over a few seconds. Needed for AGC controler.
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float sampleReal = 0.0f; // "sample" as float, to provide bits that are lost otherwise. Needed for AGC.
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float tmpSample; // An interim sample variable used for calculatioins.
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float sampleAdj; // Gain adjusted sample value
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float sampleAvg = 0.0f; // Smoothed Average
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float sampleAgc = 0.0f; // Our AGC sample
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int16_t rawSampleAgc = 0; // Our AGC sample - raw
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uint32_t timeOfPeak = 0;
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uint32_t lastTime = 0;
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float micLev = 0.0f; // Used to convert returned value to have '0' as minimum. A leveller
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float sampleAvg = 0.0f; // Smoothed Average
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float beat = 0.0f; // beat Detection
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float expAdjF; // Used for exponential filter.
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float weighting = 0.2f; // Exponential filter weighting. Will be adjustable in a future release.
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bool udpSyncConnected = false;
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@ -442,7 +439,7 @@ class AudioReactive : public Usermod {
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//Serial.print("sampleMax:"); Serial.print(sampleMax); Serial.print("\t");
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Serial.print("multAgc:"); Serial.print(multAgc, 4); Serial.print("\t");
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Serial.print("sampleAgc:"); Serial.print(sampleAgc); Serial.print("\t");
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Serial.println(" ");
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Serial.println();
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#endif
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#ifdef MIC_SAMPLING_LOG
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@ -458,7 +455,7 @@ class AudioReactive : public Usermod {
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Serial.print(micIn); Serial.print(" ");
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Serial.print(100); Serial.print(" ");
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Serial.print(0); Serial.print(" ");
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Serial.println(" ");
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Serial.println();
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#endif
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#ifdef FFT_SAMPLING_LOG
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@ -467,7 +464,7 @@ class AudioReactive : public Usermod {
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Serial.print(fftResult[i]);
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Serial.print("\t");
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}
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Serial.println("");
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Serial.println();
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#endif
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// OPTIONS are in the following format: Description \n Option
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@ -612,7 +609,11 @@ class AudioReactive : public Usermod {
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void getSample()
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{
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const int AGC_preset = (soundAgc > 0)? (soundAgc-1): 0; // make sure the _compiler_ knows this value will not change while we are inside the function
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float sampleAdj; // Gain adjusted sample value
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float expAdjF; // Used for exponential filter.
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float tmpSample; // An interim sample variable used for calculatioins.
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const float weighting = 0.2f; // Exponential filter weighting. Will be adjustable in a future release.
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const int AGC_preset = (soundAgc > 0)? (soundAgc-1): 0; // make sure the _compiler_ knows this value will not change while we are inside the function
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#ifdef WLED_DISABLE_SOUND
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micIn = inoise8(millis(), millis()); // Simulated analog read
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@ -917,7 +918,7 @@ class AudioReactive : public Usermod {
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if (soundAgc > AGC_NUM_PRESETS) soundAgc = 0; // make sure that AGC preset is valid (to avoid array bounds violation)
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getSample(); // Sample the microphone
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agcAvg(); // Calculated the PI adjusted value as sampleAvg
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myVals[millis()%32] = sampleAgc;
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myVals[millis()%32] = sampleAgc; // filling values semi randomly
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uint8_t knownMode = strip.getMainSegment().mode;
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