Report generated by DeltaWave: http://deltaw.org
2020/09/18 10:43:39
Result |
DeltaWave v1.0.50, 2020-09-18T10:43:14.1559414+09:00 |
Reference: cst_24b.wav[L] 331629 samples 44100Hz 24bits, stereo, MD5=00 |
Comparison: rec_34.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: -1.855dB |
Initial RMS values Reference: -25.562dB Comparison: -23.818dB |
Null Depth=7.475dB |
Cross-correlation found multiple phase inversions -- data may be too noisy or too dissimilar! |
X-Correlation offset: 1 samples |
Drift computation quality, #1: Excellent (1.01μs) |
Trimmed 0 samples ( 0.00ms) front, 0 samples ( 0.00ms end) |
Final peak values Reference: -3.5dB Comparison: -3.581dB |
Final RMS values Reference: -24.942dB Comparison: -24.944dB |
Gain= -0.6372dB (0.9293x) DC=0 Phase offset=1000.300132ms (44113.236 samples) |
Difference (rms) = -57.92dB [-67.76dBA] |
Correlated Null Depth=48.2dB [62.93dBA] |
Clock drift: -3.39 ppm |
Files are NOT a bit-perfect match (match=0.59%) at 16 bits |
Files are NOT a bit-perfect match (match=0%) at 24 bits |
Files match @ 50.0122% when reduced to 9.37 bits |
---- Phase difference (full bandwidth): 16.1090524525704° |
0-10kHz: 2.82° |
0-20kHz: 2.31° |
0-24kHz: 16.11° |
Timing error (rms jitter): 148.6ns |
RMS of the difference of spectra: -109.886556452904dB |
DF Metric (step=400ms, overlap=0%): |
Median=-35.8dB |
Max=-32.5dB Min=-42.2dB |
1% > -42.16dB |
10% > -41.52dB |
25% > -38.1dB |
50% > -35.84dB |
75% > -35.24dB |
90% > -28.17dB |
99% > 0.0dB |
gn=1.07612086105304, dc=0, dr=-3.389985E-06, of=44113.2358138868 |
DONE! |
Signature: 9d7348ea9fe08886a2d92fd76c985fde |