Notes by ff123
These are the time offsets for various codecs I have tested. A positive offset means that the codec has extra time at the beginning compared with the original wav file.
| Encoded with | Decoded with | Offset (milliseconds) |
| lame 3.92 --alt-preset standard | lame 3.92 --decode | 0 |
| Blade 0.94.2, 256 kbit/s | lame 3.92 --decode | 0 |
| Thompson mp3pro 1.04, 64 kbit/s | Thompson mp3pro 1.04 | 105 |
| MMJB 7.2 mp3pro, 64 kbit/s | MMJB 7.2 | 79 |
| wm8eutil 8.0.0.0343, 64 kbit/s | in_wm.dll from Winamp 2.6 | 46 |
| oggenc 0.9 (rc3), (-q 3) | in_vorbis.dll from Winamp 2.80 | 0 |
| mppenc 1.04 (--standard) | mppdec 1.04 | 0 |
| Quicktime 6 AAC, 64 kbit/s | Quicktime 6 | 66 |