Kurtnoise
22nd November 2006, 15:36
After the last public, AAC listening test @ 48 kbps (http://www.mp3-tech.org/content/?48kbps%20AAC%20public%20test) conducted by Gabriel Bouvigne, it is time for a multiformat test at 48 kbps featuring the latest and greatest encoders optimized for this bitrate, including the long-awaited WMA Professional 10 codec shipped with Windows Vista and Windows Media Player 11.
While most contenders use VBR encoding, WMA Professional 10 has to be tested using CBR because no VBR quality setting comes near 48 kbps.
Which codecs and settings are tested?
iTunes AAC 7.0.2.16 (http://www.apple.com/itunes/) (High Anchor) 96 kbps, VBR
Ogg Vorbis AoTuV 5 Beta (http://www.geocities.jp/aoyoume/aotuv/) -q -1 WMA Professional 10 (http://www.microsoft.com/windows/windowsmedia/default.mspx) 1-pass CBR, 48 kbps
Nero HE-AAC (ftp://ftp6.nero.com/tools/NeroDigitalAudio.zip) May 26 2006 -q 0.2
WMA Standard 9.2 (http://www.microsoft.com/windows/windowsmedia/default.mspx) Quality-Based VBR, Q10
iTunes AAC 7.0.2.16 (http://www.apple.com/itunes/) (Low Anchor) 48 kbps, CBR
:: More Infos (http://www.maresweb.de/listening-tests/mf-48-1/)
While most contenders use VBR encoding, WMA Professional 10 has to be tested using CBR because no VBR quality setting comes near 48 kbps.
Which codecs and settings are tested?
iTunes AAC 7.0.2.16 (http://www.apple.com/itunes/) (High Anchor) 96 kbps, VBR
Ogg Vorbis AoTuV 5 Beta (http://www.geocities.jp/aoyoume/aotuv/) -q -1 WMA Professional 10 (http://www.microsoft.com/windows/windowsmedia/default.mspx) 1-pass CBR, 48 kbps
Nero HE-AAC (ftp://ftp6.nero.com/tools/NeroDigitalAudio.zip) May 26 2006 -q 0.2
WMA Standard 9.2 (http://www.microsoft.com/windows/windowsmedia/default.mspx) Quality-Based VBR, Q10
iTunes AAC 7.0.2.16 (http://www.apple.com/itunes/) (Low Anchor) 48 kbps, CBR
:: More Infos (http://www.maresweb.de/listening-tests/mf-48-1/)