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19th May 2010, 01:20 | #11 | Link | |||
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Graphs: So, eac3to-nero "looks" like ffmpeg for 5a.ac3, like liba52 for 224.ac3 and like eac3to-libav for 640.ac3. I was surprised even more, when I compared SNR results: Code:
5a-eac3to-libav: 27.194 dB (Gain for File B = 1.0009) 5a-eac3to-nero: 28.607 dB (Gain for File B = 0.99991) 5a-ffmpeg: 29.057 dB (Gain for File B = 0.99994) 5a-nero: 28.625 dB (Gain for File B = 1.5873) 5a-foo-liba52: 28.822 dB (Gain for File B = 0.99985) 224-eac3to-libav: 16.188 dB (Gain for File B = 0.99912) 224-eac3to-nero: 16.18 dB (Gain for File B = 0.99182) 224-ffmpeg: 13.399 dB (Gain for File B = 1.2648) 224-nero: 13.4 dB (Gain for File B = 2.0076) 224-foo-liba52: 16.166 dB (Gain for File B = 0.99174) 640-eac3to-libav: 27.809 dB (Gain for File B = 0.99982) 640-eac3to-nero: 27.813 dB (Gain for File B = 0.99982) 640-ffmpeg: 16.091 dB (Gain for File B = 1.2752) 640-nero: 16.091 dB (Gain for File B = 2.0243) 640-foo-liba52: 27.537 dB (Gain for File B = 0.99971) SNR = 28.844 dB (Gain for File B = 1.5872) As you can see, Cyberlink hasn't that problem with attenuation of high frequencies. Can anyone check these samples with Windows 7 decoder? Or maybe even with reference decoder? Quote:
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