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Old 18th April 2017, 15:05   #14213  |  Link
SquallMX
Special SeeD
 
Join Date: Nov 2002
Location: Mexico
Posts: 333
Is there a way to avoid the re-encoding of the AC3 embedded track when processing a segmented movie?

Code:
[a03]eac3to v3.31
command line: "D:\Archivos de Programa\EAC32AC3\eac3to.exe"  "I:\TestTHD\BDMV\PLAYLIST\00620.mpls" 1) 3: "D:\\00620.mpls_3eng.thd+ac3" -progressnumbers -log="D:\Archivos de Programa\EAC32AC3\UsEac3To.log"
------------------------------------------------------------------------------
M2TS, 1 video track, 6 audio tracks, 4 subtitle tracks, 2:07:47, 24p /1.001
1: Chapters, 16 chapters
2: h264/AVC, 1080p24 /1.001 (16:9)
3: TrueHD/AC3 (Atmos), English, 7.1 channels, 48kHz
   (embedded: AC3 EX, 5.1 channels, 640kbps, 48kHz)
4: AC3, Spanish, 5.1 channels, 640kbps, 48kHz, -9ms
5: AC3, French, 5.1 channels, 640kbps, 48kHz, -9ms
6: AC3 Surround, English, 2.0 channels, 224kbps, 48kHz, -9ms
7: AC3 Surround, English, 2.0 channels, 224kbps, 48kHz, -9ms
8: AC3 Surround, English, 2.0 channels, 224kbps, 48kHz, -9ms
9: Subtitle (PGS), English
10: Subtitle (PGS), English
11: Subtitle (PGS), Spanish
12: Subtitle (PGS), French
[a03] AC3 encoding doesn't support back channels. Will mix them into the surround.
[a03] Extracting audio track number 3...
[a03] Extracting audio track number 3...
[a03] Extracting TrueHD stream...
[a03] Extracting TrueHD stream...
[a03] Decoding with libav/ffmpeg...
[a03] Mixing surround channels...
[a03] Remapping channels...
[a03] Encoding AC3 <640kbps> with libAften...
[a03] Creating file "D:\\00620.mpls_3eng.thd+ac3"...
[a03] Audio overlaps for 5ms at playtime 0:15:21.  <WARNING>
[a03] Audio overlaps for 5ms at playtime 0:48:26.  <WARNING>
[a03] The audio gaps/overlaps can't be removed from the TrueHD bitstream.  <WARNING>
[a03] In order to remove them you'll have to transcode to another format.  <WARNING>
[a03] Original audio track, L: max 23 bits, average 19 bits.
[a03] Original audio track, R+BL+BR: max 24 bits, average 18 bits.
[a03] Original audio track, C: max 22 bits, average 19 bits.
[a03] Original audio track, LFE: constant bit depth of 18 bits.
[a03] Original audio track, SL: max 21 bits, average 18 bits.
[a03] Original audio track, SR: max 20 bits, average 18 bits.
[a03] Processed audio track, L: max 23 bits, average 19 bits.
[a03] Processed audio track, R+SL+SR: max 24 bits, average 19 bits.
[a03] Processed audio track, C: max 22 bits, average 19 bits.
[a03] Processed audio track, LFE: constant bit depth of 18 bits.
Video track 2 contains 183851 frames.
eac3to processing took 6 minutes, 58 seconds.
Done.
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