Report generated by DeltaWave: http://deltaw.org
2020/09/18 10:37:01
Result |
DeltaWave v1.0.50, 2020-09-18T10:36:33.1809867+09:00 |
Reference: cst_24b.wav[L] 331629 samples 44100Hz 24bits, stereo, MD5=00 |
Comparison: rec_29.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: -1.98dB |
Initial RMS values Reference: -25.562dB Comparison: -23.813dB |
Null Depth=9.272dB |
Cross-correlation found multiple phase inversions -- data may be too noisy or too dissimilar! |
X-Correlation offset: 1 samples |
Drift computation quality, #1: Excellent (0.3μs) |
Trimmed 0 samples ( 0.00ms) front, 0 samples ( 0.00ms end) |
Final peak values Reference: -3.5dB Comparison: -3.575dB |
Final RMS values Reference: -24.929dB Comparison: -24.931dB |
Gain= -0.618dB (0.9313x) DC=0 Phase offset=1018.805795ms (44929.336 samples) |
Difference (rms) = -58.06dB [-68.43dBA] |
Correlated Null Depth=48.16dB [55.05dBA] |
Clock drift: -3.59 ppm |
Files are NOT a bit-perfect match (match=0.62%) at 16 bits |
Files are NOT a bit-perfect match (match=0%) at 24 bits |
Files match @ 49.9676% when reduced to 9.37 bits |
---- Phase difference (full bandwidth): 15.3295798878171° |
0-10kHz: 2.61° |
0-20kHz: 1.90° |
0-24kHz: 15.33° |
Timing error (rms jitter): 166.3ns |
RMS of the difference of spectra: -112.033142144598dB |
DF Metric (step=400ms, overlap=0%): |
Median=-36.1dB |
Max=-32.5dB Min=-41.6dB |
1% > -41.65dB |
10% > -41.33dB |
25% > -39.11dB |
50% > -36.15dB |
75% > -35.28dB |
90% > -28.13dB |
99% > 0.0dB |
gn=1.07374704039009, dc=0, dr=-3.594943E-06, of=44929.3355449859 |
DONE! |
Signature: 5583af2527c7b059522d8e7f3a71d8b5 |