0000150: Add decode of stereo to 5.1 (e.g. ProLogic)

ID	Project	Category	View Status	Date Submitted	Last Update

0000150	DCP-o-matic	Features	public	2013-05-20 23:27	2023-09-01 21:49

Reporter	carl	Assigned To	carl
Priority	low	Severity	feature	Reproducibility	have not tried
Status	closed	Resolution	won't fix

Summary	0000150: Add decode of stereo to 5.1 (e.g. ProLogic)
Description	[]
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Estimated weeks required
Estimated work required	Undecided

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

carl 2021-05-06 23:58 administrator ~0004314	I think we're on a hiding to nothing with this, so I'll close it.

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
2021-05-06 23:58	carl	Assigned To	=> carl
2021-05-06 23:58	carl	Status	acknowledged => resolved
2021-05-06 23:58	carl	Resolution	open => won't fix
2021-05-06 23:58	carl	Note Added: 0004314
2023-09-01 21:49	carl	Status	resolved => closed

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