eac3to v3.06
command line: "D:\Program Files\bd\eac3to-v3.06\eac3to.exe" "E:\WORKFILES\00000.track_4352.dts" "E:\WORKFILES\00000.track_4352_new.dts" -1536 -slowdown
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DTS, 5.1 channels, 2:08:57, 24 bits, 1509kbps, 48khz
Decoding with ArcSoft DTS Decoder...
Changing FPS from 25.000 to 23.976...
Reducing depth from 64 to 32 bits...
Writing WAVs...
Creating file "E:\WORKFILES\00000.track_4352_new.L.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.C.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.LFE.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.SL.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.SR.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.R.wav"...
Clipping detected, a 2nd pass will be necessary. <WARNING>
Starting 2nd pass...
Decoding with ArcSoft DTS Decoder...
Changing FPS from 25.000 to 23.976...
Reducing depth from 64 to 32 bits...
Writing WAVs...
Creating file "E:\WORKFILES\00000.track_4352_new.L.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.R.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.LFE.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.SL.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.C.wav"...
Creating file "E:\WORKFILES\00000.track_4352_new.SR.wav"...
Encoding DTS <1536kbps> with Surcode...
Found Surcode DTS Encoder version 1.0.21.0.
Surcode says/asks: "Parallel port lock required to run this program.".
Pressing the Surcode "Encode" button didn't seem to work...
Closing Surcode...


上面是日志，上面指的端口锁定是什么意思？