AC3Filter it is DirectShow filter for AC3 decoding to play .AVI with AC3 audio tracks and MPEG2 (DVD). Distributed absolutely for free (FREEWARE, OpenSource).
Main features:
- Full AC3 standard compliance.
- S/P DIF passthrough support.
- Decode MPEG2 PES streams.
- Multichannel output support.
- LFE support.
- Dynamic Range Compression (DRC) support.
- Overflow control and automatic gain control.
- Gain levels control.
- Bitstream information (channel format, bitrate, sample rate, coupling freq and maximun freq).
- Input/output levels.
- Matrix mixer with direct control of mixing matrix.
- Stereo to multichannel mixing.
- DolbySurround/ProLogic/ProLogicII downmixing.
- Delays for each channel.
- Equalizer.
Aktuelle Version: AC3Filter ver 0.70b
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Pre.Release Version:
1.01.aRC1
* AC3/DTS/LPCM/MPEG Audio layer I/II decoding support
* AVI/AC3 & AVI/DTS support
* Bass redirection crossover frequency
* AC3/DTS/MPEG Audio SPDIF passthrough
* Real-time AC3 encoding for multichannel SPDIF output
* full MatrixMixer replacement (can be used with any other audio stream too)
1.01.aRC2
* Fixed (I hope ) bug with SPDIF passthrough
1.01.aRC3
* Fixed problem with AC3 encode mode and bug with switching between SPDIF and PCM output.
Diskussion(en): AC3Filter prerelease version (ac3/dts/lpcm support) (ENGLISH)