Report generated by DeltaWave: http://deltaw.org
2020/09/18 10:55:29
Result |
DeltaWave v1.0.50, 2020-09-18T10:55:00.6959275+09:00 |
Reference: cst_24b.wav[L] 331629 samples 44100Hz 24bits, stereo, MD5=00 |
Comparison: rec_40.wav[L] 329728 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: -1.758dB |
Initial RMS values Reference: -25.562dB Comparison: -23.831dB |
Null Depth=7.062dB |
Cross-correlation found multiple phase inversions -- data may be too noisy or too dissimilar! |
X-Correlation offset: 1 samples |
Drift computation quality, #1: Excellent (1.59μs) |
Trimmed 0 samples ( 0.00ms) front, 0 samples ( 0.00ms end) |
Final peak values Reference: -3.5dB Comparison: -3.689dB |
Final RMS values Reference: -24.944dB Comparison: -24.948dB |
Gain= -0.6326dB (0.9298x) DC=0 Phase offset=996.161479ms (43930.721 samples) |
Difference (rms) = -54.5dB [-59.81dBA] |
Correlated Null Depth=47.67dB [60.34dBA] |
Clock drift: -4.47 ppm |
Files are NOT a bit-perfect match (match=0.64%) at 16 bits |
Files are NOT a bit-perfect match (match=0%) at 24 bits |
Files match @ 50.0391% when reduced to 9.25 bits |
---- Phase difference (full bandwidth): 8.74564312447066° |
0-10kHz: 3.50° |
0-20kHz: 4.08° |
0-24kHz: 8.75° |
Timing error (rms jitter): 388.3ns |
RMS of the difference of spectra: -103.135824876611dB |
DF Metric (step=400ms, overlap=0%): |
Median=-34.1dB |
Max=-29dB Min=-36.3dB |
1% > -36.34dB |
10% > -35.81dB |
25% > -35.18dB |
50% > -34.06dB |
75% > -31.78dB |
90% > -25.1dB |
99% > 0.0dB |
gn=1.07555323577187, dc=0, dr=-4.468194E-06, of=43930.7212408214 |
DONE! |
Signature: ecc3e9713a9a63ed50c9ba782f16297f |