Report generated by DeltaWave: http://deltaw.org
2020/09/18 10:37:52
Result |
DeltaWave v1.0.50, 2020-09-18T10:37:08.6462505+09:00 |
Reference: cst_24b.wav[L] 331629 samples 44100Hz 24bits, stereo, MD5=00 |
Comparison: rec_30.wav[L] 328704 samples 44100Hz 24bits, stereo, MD5=00 |
Settings: |
Gain:True, Remove DC:False |
Non-linear Gain EQ:False Non-linear Phase EQ: False |
EQ FFT Size:1048576, EQ Frequency Cut: 0Hz - 0Hz, EQ Threshold: -160dB |
Correct Drift:True, Precision:30 |
Non-Linear drift Correction:False |
Upsample:False, Window:Hann |
Spectrum Window:Hann, Spectrum Size:32768 |
Spectrogram Window:Hann, Spectrogram Size:4096, Spectrogram Steps:2048 |
Dither:False |
Trim Silence:False |
Enable Simple Waveform Measurement: False |
Discarding Reference: Start=0s, End=0s |
Discarding Comparison: Start=0s, End=0s |
Initial peak values Reference: -3.5dB Comparison: -1.739dB |
Initial RMS values Reference: -25.562dB Comparison: -23.8dB |
Null Depth=6.895dB |
Cross-correlation found multiple phase inversions -- data may be too noisy or too dissimilar! |
X-Correlation offset: 1 samples |
Drift computation quality, #1: Excellent (1.79μs) |
Trimmed 0 samples ( 0.00ms) front, 0 samples ( 0.00ms end) |
Final peak values Reference: -3.5dB Comparison: -3.574dB |
Final RMS values Reference: -24.931dB Comparison: -24.933dB |
Gain= -0.6206dB (0.931x) DC=0 Phase offset=1016.226239ms (44815.577 samples) |
Difference (rms) = -55.02dB [-59.67dBA] |
Correlated Null Depth=54.79dB [54.74dBA] |
Clock drift: -4.34 ppm |
Files are NOT a bit-perfect match (match=0.61%) at 16 bits |
Files are NOT a bit-perfect match (match=0%) at 24 bits |
Files match @ 50.0119% when reduced to 9.26 bits |
---- Phase difference (full bandwidth): 15.9368615528625° |
0-10kHz: 3.59° |
0-20kHz: 4.44° |
0-24kHz: 15.94° |
Timing error (rms jitter): 121.6ns |
RMS of the difference of spectra: -104.396757587914dB |
DF Metric (step=400ms, overlap=0%): |
Median=-34.3dB |
Max=-29.3dB Min=-37.9dB |
1% > -37.88dB |
10% > -36.33dB |
25% > -35.23dB |
50% > -34.29dB |
75% > -31.84dB |
90% > -25.39dB |
99% > 0.0dB |
gn=1.07406894322399, dc=0, dr=-4.339773E-06, of=44815.5771410725 |
DONE! |
Signature: 0e6781bee5cd8d559d7a064fdea5c88a |