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Code cleanup (reduced globals).

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This commit is contained in:
Blaz Kristan 2022-06-18 12:57:54 +02:00
parent 48259b4ffe
commit ac5b3110f2
1 changed files with 13 additions and 12 deletions
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23
usermods/audioreactive/audio_reactive.h
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@ -389,7 +389,9 @@ class AudioReactive : public Usermod {
const uint16_t delayMs = 10; // I don't want to sample too often and overload WLED const uint16_t delayMs = 10; // I don't want to sample too often and overload WLED
uint8_t maxVol = 10; // Reasonable value for constant volume for 'peak detector', as it won't always trigger uint8_t maxVol = 10; // Reasonable value for constant volume for 'peak detector', as it won't always trigger
uint8_t binNum = 8; // Used to select the bin for FFT based beat detection. uint8_t binNum = 8; // Used to select the bin for FFT based beat detection.
uint8_t targetAgc = 60; // This is our setPoint at 20% of max for the adjusted output #ifdef MIC_SAMPLING_LOG
uint8_t targetAgc = 60; // This is our setPoint at 20% of max for the adjusted output (used only in logAudio())
#endif
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. 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.
bool samplePeak = 0; // Boolean flag for peak. Responding routine must reset this flag bool samplePeak = 0; // Boolean flag for peak. Responding routine must reset this flag
bool udpSamplePeak = 0; // Boolean flag for peak. Set at the same tiem as samplePeak, but reset by transmitAudioData bool udpSamplePeak = 0; // Boolean flag for peak. Set at the same tiem as samplePeak, but reset by transmitAudioData
@ -397,17 +399,12 @@ class AudioReactive : public Usermod {
int16_t sample; // Current sample. Must only be updated ONCE!!! int16_t sample; // Current sample. Must only be updated ONCE!!!
float sampleMax = 0.0f; // Max sample over a few seconds. Needed for AGC controler. float sampleMax = 0.0f; // Max sample over a few seconds. Needed for AGC controler.
float sampleReal = 0.0f; // "sample" as float, to provide bits that are lost otherwise. Needed for AGC. float sampleReal = 0.0f; // "sample" as float, to provide bits that are lost otherwise. Needed for AGC.
float tmpSample; // An interim sample variable used for calculatioins. float sampleAvg = 0.0f; // Smoothed Average
float sampleAdj; // Gain adjusted sample value
float sampleAgc = 0.0f; // Our AGC sample float sampleAgc = 0.0f; // Our AGC sample
int16_t rawSampleAgc = 0; // Our AGC sample - raw int16_t rawSampleAgc = 0; // Our AGC sample - raw
uint32_t timeOfPeak = 0; uint32_t timeOfPeak = 0;
uint32_t lastTime = 0; uint32_t lastTime = 0;
float micLev = 0.0f; // Used to convert returned value to have '0' as minimum. A leveller float micLev = 0.0f; // Used to convert returned value to have '0' as minimum. A leveller
float sampleAvg = 0.0f; // Smoothed Average
float beat = 0.0f; // beat Detection
float expAdjF; // Used for exponential filter.
float weighting = 0.2f; // Exponential filter weighting. Will be adjustable in a future release.
bool udpSyncConnected = false; bool udpSyncConnected = false;
@ -442,7 +439,7 @@ class AudioReactive : public Usermod {
//Serial.print("sampleMax:"); Serial.print(sampleMax); Serial.print("\t"); //Serial.print("sampleMax:"); Serial.print(sampleMax); Serial.print("\t");
Serial.print("multAgc:"); Serial.print(multAgc, 4); Serial.print("\t"); Serial.print("multAgc:"); Serial.print(multAgc, 4); Serial.print("\t");
Serial.print("sampleAgc:"); Serial.print(sampleAgc); Serial.print("\t"); Serial.print("sampleAgc:"); Serial.print(sampleAgc); Serial.print("\t");
Serial.println(" "); Serial.println();
#endif #endif
#ifdef MIC_SAMPLING_LOG #ifdef MIC_SAMPLING_LOG
@ -458,7 +455,7 @@ class AudioReactive : public Usermod {
Serial.print(micIn); Serial.print(" "); Serial.print(micIn); Serial.print(" ");
Serial.print(100); Serial.print(" "); Serial.print(100); Serial.print(" ");
Serial.print(0); Serial.print(" "); Serial.print(0); Serial.print(" ");
Serial.println(" "); Serial.println();
#endif #endif
#ifdef FFT_SAMPLING_LOG #ifdef FFT_SAMPLING_LOG
@ -467,7 +464,7 @@ class AudioReactive : public Usermod {
Serial.print(fftResult[i]); Serial.print(fftResult[i]);
Serial.print("\t"); Serial.print("\t");
} }
Serial.println(""); Serial.println();
#endif #endif
// OPTIONS are in the following format: Description \n Option // OPTIONS are in the following format: Description \n Option
@ -612,6 +609,10 @@ class AudioReactive : public Usermod {
void getSample() void getSample()
{ {
float sampleAdj; // Gain adjusted sample value
float expAdjF; // Used for exponential filter.
float tmpSample; // An interim sample variable used for calculatioins.
const float weighting = 0.2f; // Exponential filter weighting. Will be adjustable in a future release.
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 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
#ifdef WLED_DISABLE_SOUND #ifdef WLED_DISABLE_SOUND
@ -917,7 +918,7 @@ class AudioReactive : public Usermod {
if (soundAgc > AGC_NUM_PRESETS) soundAgc = 0; // make sure that AGC preset is valid (to avoid array bounds violation) if (soundAgc > AGC_NUM_PRESETS) soundAgc = 0; // make sure that AGC preset is valid (to avoid array bounds violation)
getSample(); // Sample the microphone getSample(); // Sample the microphone
agcAvg(); // Calculated the PI adjusted value as sampleAvg agcAvg(); // Calculated the PI adjusted value as sampleAvg
myVals[millis()%32] = sampleAgc; myVals[millis()%32] = sampleAgc; // filling values semi randomly
uint8_t knownMode = strip.getMainSegment().mode; uint8_t knownMode = strip.getMainSegment().mode;