Corrected MFCC tests.

ARM-software · Jul 20, 2023 · f668520 · f668520
1 parent 60a8c88
commit f668520
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Showing 60 changed files with 29,209 additions and 29,201 deletions.
diff --git a/Testing/PatternGeneration/MFCC.py b/Testing/PatternGeneration/MFCC.py
@@ -105,12 +105,12 @@ def __init__(self,freq_min,freq_high,numOfMelFilters,numOfDctOutputs,FFTSize,sam
  self._dctMatrixFilters = dctMatrix(numOfDctOutputs, numOfMelFilters)
 
  def mfcc(self,audio):
- m = np.amax(np.abs(audio))
- if m != 0:
- s = 1.0 / m
- else:
- s = 1.0
- audio = audio * s
+ #m = np.amax(np.abs(audio))
+ #if m != 0:
+ # s = 1.0 / m
+ #else:
+ # s = 1.0
+ #audio = audio * s
 
  audioWin = audio * self._window
 
@@ -122,6 +122,8 @@ def mfcc(self,audio):
  print(audioFFT)
 
  audioPower = np.abs(audioFFT)
+ #if m != 0:
+ # audioPower = audioPower * m
  if DEBUG:
  print(audioPower)
 
@@ -247,7 +249,7 @@ def writeTests(config,format):
 
  # Sine
  audio=noisySineSignal(0.1,0.8,nb)
- #audio = Tools.normalize(audio)
+ audio = Tools.normalize(audio)
  inputsSine += list(audio)
  refSine=mfccConfig.mfcc(audio)
  if format == Tools.Q15:
@@ -276,10 +278,10 @@ def generatePatterns():
  configq15=Tools.Config(PATTERNDIR,PARAMDIR,"q15")
  #configq7=Tools.Config(PATTERNDIR,PARAMDIR,"q7")
 
- configf32.setOverwrite(False)
- configf16.setOverwrite(False)
- configq31.setOverwrite(False)
- configq15.setOverwrite(False)
+ configf32.setOverwrite(True)
+ configf16.setOverwrite(True)
+ configq31.setOverwrite(True)
+ configq15.setOverwrite(True)
 
 
  writeTests(configf32,0)