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- 23 feb 94 pre beta
- first limited release of Layer 3 Shareware for PCs
- 25 feb 94 ver 0.99 (beta)
- first release of beta version
- 16 mar 94 ver 0.99a (beta)
- bug fix: distortions in mono mode fixed.
- 25 apr 94 ver 0.99b (beta)
- changes to documentation
- 03 jun 94 ver 0.99c (beta)
- bug fix: switching from long blocks to short blocks fixed
- new decoder option: write 24 bit ascii hex output
- 13 jul 94 ver 1.00
- improved file handling for encoder
- - true mono files
- - .WAV files
- encoder now twice as fast
- new registration mechanism
- additional decoder option
- - ign: ignore errors in bit stream (do not stop
- decoding process)
- - ff: accept free format in bit stream
- 22 feb 95 ver 1.50
- decoder version 2.00
- aiff support
- snd support
- more bitrates
- MPEG 2 Layer 3 low sampling frequencies
- support of ancillary data
- 04 sep 95 ver 2.00
- encoder version 2.00
- MPEG 2 Layer 3 low sampling frequencies
- support of ancillary data
- downsampling support
- decoder version 2.10
- bugfixes
- 24 apr 96 ver 2.50
- encoder version 2.50
- 8kbit/8kHz support
- enhanced speed
- decoder version 2.30
- bugfixes
- 31 jul 96 ver 2.60
- encoder version 2.60
- "MPEG2.5" support
- enhanced speed
- decoder version 2.60
- "MPEG2.5" support
- 07 nov 96 ver 2.61
- bugfixes
-
- 30 jun 97 ver 2.70
- encoder version 2.70
- "speech flag" support
- minor bugfixes
- new bitrate 192 kBit/s
- first Solaris release
- decoder version 2.70
- bugfixes in SGI sound output, file write routines,
- Layer-2 LSF, mixed block handling
- first Solaris release
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- 27 aug 95 ver 2.71
- encoder version 2.71
- bugfixes
- decoder version 2.71
- bugfixes
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