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eac3to -> Version History

This is the version history page for eac3to, showing the last 20 software updates. You can return to the main page for this software by clicking here.


Version 3.36
  • Release Date: May 9, 2022
  • Download(s):
    • fixed: UHD Blu-Ray support didn't work with newer releases
    • fixed: on some OSs there were crashes
    • fixed: libav command line output hooking wasn't working properly
    • added special handling for TrueHD seamless branching
    • 2nd pass for audio gap fixing is auto-disabled for (UHD) Blu-Rays now
    • libDcaDec: updated to 0.2.0
Version 3.34
  • Release Date: Nov 20, 2017
  • Download(s):
  • * fixed: "min/maxPlayListRuntime" worked for listing, but not processing
Version 3.33
  • Release Date: Nov 19, 2017
  • Download(s):
  • * fixed a couple of HEVC bitstream bugs
    * added new parameter "-minPlayListRuntime=0:15:00"
    * added new parameter "-maxPlayListRuntime=4:00:00"
    * added support for ".264" and ".265" file extensions
Version 3.32
  • Release Date: Oct 11, 2017
  • Download(s):
  • * added support for UHD Blu-Ray playlists and clip infos
    * added support for h265/HEVC bitstream parsing
    * added support for m2ts h265/HEVC splitting
    * added support for MKV h265/HEVC splitting
    * added support for h265/HEVC framerate modifications
    * added detection for Dolby Vision Enhancement Layer
Version 3.31
  • Release Date: Nov 15, 2015
    • fixed: TrueHD decoding -> AC3 encoding didn't work properly
Version 3.30
  • Release Date: Nov 2, 2015
  • Download(s):
  • * libDcaDec is now default for all DTS tracks except XSA / low bitrate
    * fixed: #310: Use ffmpeg like external encoder
    * fixed: #312: Convert to wav with a big negative delay works incorrectly
    * fixed: #314: 'edit' option adds one frame less than expected
    * fixed: #345: Fails to decode Atmos track with no embedded AC3 track
Version 3.29
  • Release Date: Mar 26, 2015
  • Download(s):
    • added libDcaDec decoder for DTS decoding, new default for 7.x tracks
    • fixed: #086: left/right eye information was inverted in some 3D Blu-Rays
    • fixed: #263: decoding TrueHD Atmos with active dialnorm information failed
    • fixed: #264: using "-float32 -normalize" didn't work in all cases
Version 3.28
  • Release Date: Mar 11, 2015
  • Download(s):
    • fixed: #001: different number of frames for left and right eye
    • fixed: #061: valid silence edit was sometimes rejected
    • fixed: #067: error messages were not available to GUIs
    • fixed: #086: left/right eye information was inverted in some 3D Blu-Rays
    • fixed: #131: TrueHD Atmos streams could not be demuxed or decoded
    • fixed: #243: ArcSoft DTS decoder crash made eac3to crash, too
    • downStereo: added 0.7071 factor for surround/back channels (ITU-R BS.775-3)
    • downStereo/Dpl: using 0.5 instead of 0.7071 factor for LFE (ITU-R BS.775-3)
Version 3.27
  • Release Date: Jan 7, 2013
  • Download(s):
  • fixed: raw processing cut away 16 samples sometimes
Version 3.26
  • Release Date: Jan 6, 2013
  • Download(s):
  • fixed: downmixing of less than 6 channels to stereo failed
  • patched libav AC3 decoder to properly decode high frequencies
  • added support for floating point volume changes (e.g. -0.5db)
  • dialnorm is no longer removed from DTS-HD tracks (didn't work, anyway)
Version 3.25
  • Release Date: Jan 3, 2013
  • Download(s):
  • fixed: option "-down6" didn't handle 6.1 tracks properly
  • fixed: option "-down6" for 7.1 content lowered side channels in volume
  • fixed: 6.1 DTS/E-AC3 libav decoding resulted in incorrect 70f channel mask
  • fixed: a couple of funny AC3 channel configs resulted in swapped channels
  • fixed: option "-check" failed for SRT subtitles
  • fixed: MKV tracks without language information didn't default to "English"
  • fixed: 16bit MLP decoding didn't work at all
  • fixed: DTS 2.1 decoding had empty sub channel when using ArcSoft decoder
  • fixed: muxing h264 video streams without VUI eventually crashed
  • fixed: SMPTE 302M 20bit PCM tracks didn't extract properly
  • improved AC3 seamless branching handling by detection of identical frames
  • improved DTS seamless branching handling by detection of identical frames
  • updated to latest ffmpeg/libav revision
  • added support for libav DTS 6.1 and 7.1 decoding (only in core, no DTS-HD)
  • added support for encoding all AC3 channel configurations
  • added support for demuxing Blu-Ray primary E-AC3 tracks (AC3 core)
  • libav is now the default decoder for AC3 and E-AC3
  • option "-down2" is now deprecated, but still supported
  • option "-downDpl" mixes down to Dolby Pro Logic II
  • option "-downStereo" mixes down to standard stereo
  • added support for mixing any channel configuration to stereo/DPL
  • DPL downmixing doesn't lower volume, anymore (except when clipping occurs)
  • editing audio tracks by adding silence is now less restrictive
  • trying to mux right eye stream to MKV errors out now, instead of crashing
  • doing "eac3to 1) movie.mkv" for 3D BDs now properly skips right eye stream
  • FLAC encoding is now done with optimized block sizes for "LossyWAV" files
  • encoder bitdepth for lossy DTS tracks is no longer displayed
  • option "-test" no longer checks mkvtoolnix
Version 3.24
  • Release Date: Aug 16, 2010
  • Download(s):
  • 3.24:
    • fixed: m2ts framerate detection for h264 tracks was half of what it should be
  • 3.23:
    • fixed: handling of MKV files with header compression didn't work
    • fixed: track listing of some Blu-Rays failed silently
    • added support for decoding mono tracks with ArcSoft DTS decoder
    • added reading support for DTS tracks with additional DTS-HD header
    • improved m2ts framerate detection
    • video bitdepth is displayed now, if different than 8 bits
    • chroma format is displayed now, if different than 4:2:0
Version 3.22
  • Release Date: Jun 27, 2010
  • Download(s):
  • fixed: reducing bitdepth from >16bit to 16bit resulted in static (v3.21)
  • updated to latest ffmpeg/libav version
  • libav MP1/MP2/MP3 decoders now decode to floating point
  • libav E-AC3 decoder now supports spectral extension
Version 3.21
  • Release Date: Jun 19, 2010
  • Download(s):
  • fixed: big w64/rf64 files sometimes had incorrect header information
  • fixed: HD DVD chapter times were wrong by 3.6 seconds per hour
  • fixed: 6.1 DTS decoding with ArcSoft resulted in wrong channel order
  • fixed: 6.1 TrueHD decoding with libav resulted in wrong channel order
  • fixed: reducing bitdepth of clipped audio produced too much bitdepth
  • when clipping is automatically fixed, the applied dB gain is logged
  • when normalizing an audio track, the applied dB gain is logged
Version 3.20
  • Release Date: Jun 3, 2010
  • Download(s):
  • fixed 3D demuxing (argh)
Version 3.19
  • Release Date: Jun 1, 2010
  • Download(s):
  • added support for 3D Blu-Rays (playlists, detection & demuxing)
Version 3.18
  • Release Date: Mar 10, 2010
  • Download(s):
  • TrueHD dialnorm removal now uses "-31db" instead of "-0db"
  • TrueHD frames with -0db dialnorm are now automatically patched to -31db
  • added MKV demuxing support for TrueHD tracks
  • added MKV demuxing support for Blu-Ray PGS subtitle tracks
  • added MKV demuxing support for (MS ACM) extensible WAV tracks
Version 3.17
  • Release Date: Oct 12, 2009
  • Download(s):
  • updated libFLAC to version 1.2.1
  • added a flush after every log line to help GUIs
  • "eac3to some.mpls" now also works if the stream files aren't there, anymore
  • fixed: number of subtitles was not appended to demuxed subtitles' file name
  • fixed: dialnorm removal (for Nero decoder) failed with some 2.0 TrueHD files
Version 3.16
  • Release Date: May 4, 2009
  • Download(s):
  • added undocumented "-no2ndpass" switch to turn off 2nd pass processing
  • fixed: two pass processing sometimes produced superfluous sup files
  • fixed: MPG/EVO/VOB audio tracks with "PES extension 2" were not detected
  • fixed: very small W64/RF64 files were not detected correctly
  • fixed: when processing was aborted, log file was sometimes not created
  • fixed: sometimes specifying a title number addressed the wrong HD DVD title
Version 3.15
  • Release Date: Mar 30, 2009
  • Download(s):
  • "24.975" is now interpreted as "25.000/1.001"
  • Blu-Ray "sup" are demuxed with DTS set to 0 again, proper fix will come later
  • fixed: error code not set for "source file format could not be detected"
  • fixed: audio resampling from/to 24.975 didn't work properly
  • fixed: WAV files beginning with lots of zeroes were sometimes not accepted

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