http://www.qr.cz/download/ac3filter_eng.html#changelogChangelog.
1.01a -
* First working alfa for new filter generation
* Totally rewrited
* 10%-20% faster
* Level meters are now syncronized with playback
+ DTS decoding support (including AVI/DTS and WAV/DTS)
+ MPEG1/2 Audio Layer I/II decoding support
+ DVD/LPCM decoding support
+ Audio processing for any kind of audio track
+ AC3/DTS/MPEG Audio SPDIF passthrough
+ Real-time AC3 encoding for multichannel SPDIF output
+ More powerful dynamic range compression
+ Bass redirection crossover frequency
+ Per-channel gain control
- equalizer
- save configuration to file
可看出主要是增進效能、對SPDIF輸出的輸入前編碼 及 ac3filter原始碼的重寫