View Bug Details

IDProjectCategoryView StatusLast Update
0000150DCP-o-maticFeaturespublic2021-01-08 00:47
Reportercarl Assigned To 
PrioritylowSeverityfeatureReproducibilityhave not tried
Status acknowledgedResolutionopen 
Summary0000150: Add decode of stereo to 5.1 (e.g. ProLogic)
Description

[]

TagsNo tags attached.
Branch
Estimated weeks required
Estimated work requiredUndecided

Relationships

has duplicate 0000222 closedcarl Some stereo to 5.1 conversion 

Activities

carl

2013-12-02 22:50

administrator   ~0000253

didier derouin's script:

sox -S -V -c 2 source.wav -r 48k zzstereoInput.wav gain -h
sox zzstereoInput.wav zzzstereoInput.wav gain -5
sox -S -V -c 2 zzzstereoInput.wav zzfront.wav sinc 20-20000
sox -S -V -c 2 zzfront.wav -c 1 zzfrontL.wav mixer -l
sox -S -V -c 2 zzfront.wav -c 1 zzfrontR.wav mixer -r
sox -S -V -c 2 zzfront.wav zz01.wav remix -m 1v0.7,2v-0.11
sox -S -V -c 2 zzfront.wav zz02.wav remix -m 2v0.7,1v-0.11
sox -S -V -c 2 zzzstereoInput.wav zzrear.wav sinc 100-7000
sox -S -V -c 2 zzrear.wav zz05.wav remix -m 1v0.562,2v-0.562 delay
sox -S -V -c 2 zzrear.wav zz06.wav remix -m 1v0.562,2v-0.562 delay
sox -S -V -M zzfrontL.wav zz01.wav zzcenterL.wav remix -m 1v0.224,2v0.224
sox -S -V -M zzfrontR.wav zz02.wav zzcenterR.wav remix -m 1v0.224,2v0.224
sox -S -V -m zzcenterL.wav zzcenterR.wav zz03.wav
sox -S -V -v -0.596 zzzstereoInput.wav -c 1 zz04.wav lowpass 120 remix -
sox zz01.wav 01.wav gain
sox zz02.wav 02.wav gain
sox zz03.wav 03.wav gain 11
sox zz04.wav 04.wav gain
sox zz05.wav 05.wav gain
sox zz06.wav 06.wav gain

carl

2014-07-15 13:56

administrator   ~0000350

One filtering-based approach is in 2.0.

carl

2015-09-16 14:54

administrator   ~0000859

https://www.google.co.uk/url?sa=t&rct=j&q=&esrc=s&source=web&cd=3&ved=0CDMQFjACahUKEwjj3fOP2vvHAhVDWhQKHULZCK8&url=http%3A%2F%2Fweb.uvic.ca%2F~loneil%2Felec484%2Fproject%2F208_Dolby_Surround_Pro_Logic_Decoder.pdf&usg=AFQjCNE4G1JTLD9a29lN87vHRo8pugTeNQ&bvm=bv.102829193,d.d24

carl

2015-09-18 18:54

administrator   ~0000865

Another approach would be something like http://www.soundonsound.com/sos/dec01/articles/surround5.asp

Bug History

Date Modified Username Field Change
2013-05-20 23:27 carl New Bug
2013-07-02 16:49 carl Status new => acknowledged
2013-08-28 20:55 carl Project DVD-o-matic => DCP-o-matic
2013-08-28 21:00 carl Target Version => 1.x
2013-12-01 22:01 carl Category Features (back-end) => Features
2013-12-02 22:50 carl Note Added: 0000253
2013-12-09 00:02 carl Relationship added has duplicate 0000222
2014-07-15 13:56 carl Note Added: 0000350
2015-05-26 12:22 carl Target Version 1.x => 2.x
2015-06-12 12:20 carl Severity minor => feature
2015-06-12 16:37 carl Estimated work required => Average
2015-09-16 14:54 carl Note Added: 0000859
2015-09-18 18:54 carl Note Added: 0000865
2021-01-08 00:47 carl Priority normal => low
2021-01-08 00:47 carl Estimated work required Average => Undecided