View Full Version : DTS to WAV/AC3?
xsirxx
1st May 2002, 21:45
Is there a program or way to decode a DTS file into seperate wavs or a full AC3 file? If anyone has done this, please post, thanks much!
brashquido
2nd May 2002, 02:03
Is it as simple as it can't be done, or can't be done yet?
xsirxx
4th May 2002, 02:38
Well good idea for Derrow to tackle, that man is the SuperMan of DVDs!
get three computers, a standalone DTS decoder and record the channels all at once, now wasnt that simple?
Enf...
TRILIGHT
6th May 2002, 08:20
Or you could just connect the standalone DTS decoder to a multitrack recorder and dump it all to DAT. Import from DAT to your digital encoding software for re-authoring. Oh wait... I forgot... I don't have a money tree in the backyard. Damn. I keep forgetting that. hehe ;)
xsirxx
6th May 2002, 17:40
Yea i just wanted the original, ohh but I do have a money treee and a recording studio if you want them? I have doubles.... :)
TRILIGHT
6th May 2002, 19:59
Cool! Thanks "Sir"! I'm not greedy though. The extra money tree will be fine. I'll take it from there. ;)
PiosOne
7th May 2002, 10:43
Try use VOBRator. U can export DTS to DTS or WAV file.
emilius256
8th May 2002, 21:50
I never was able to export a DTS track to WAV using vobrator because the resulting track is messed up, can hear just hiss and electric pops.
Sometimes to record a dts track i use the program Total Recorder and Powerdvd XP but audio is not in synch perfectly and to record the whole track you need the same time of the lenght of the movie (2 hr movie takes 2 hr to record)
bye.
To say one thing:
vobrator is able to extract and convert DTS audio to 48khz wav. The problem you encounter is, that audio CD only accepts a sampling frequency of 44100 Hz. So your favourite burn program resamples the wav to 44100 khz before buring to CD. The result is messed up, logically.
The problem lies in different DTS sampling rates for DVD and CD.
The DTS on a CD is coded with 44100 Hz audio, DTS on DVD in 48000 hz audio. So, if you would be able to play that 48khz wav on you cd, it would play to slow cause it would be played with 44100 khz.
If you want to play it anyway (why?), you can change the wav-header (with a tool like wavefix) of the extracted wav to 44100 khz without resampling. After burning you have a playable DTS-CD, but it plays, as I said before, to slow.
MvB
emilius256
23rd May 2002, 20:32
I know that standard audio cd is only 44,1 Khz but i was talkin' about the extracted track.
Vobrator extract the DTS audio to wav and when i try to play this track with any program the only thing i can hear are hiss.
Maybe i've expressed myself not fully understandable... that was for burning a DTS wav to cd and playing it with a DTS decoder:
DTS on DVD is encoded with 48khz.
DTS on CD is encoded with 44khz.
if vobrator extracts DTS from DVD, it rips the 48khz stream and converts it to wav.
But your CD-player cannot understand 48khz Wav files. So your burn program sees a 48khz audio wav and converts the 48khz DTS stream to 44khz audio, destroying the DTS format.
you can play your DTS on your cd by changing the wav header of the 48khz wav to 44.1 khz. But it plays to slow on you cd with your dts decoder because the dts decoder expects a 44.1khz DTS signal from your CD while it has a 48khz DTS stream in it. So your DTS decoder plays 44.1khz, resulting in Audio that run at (441/480)% of the original speed, but with 6 channels.
MvB
I've noticed that the wav header vobrator writes is not correct.
Maybe that is your problem. You can fix it with wavefix. But i never tried to mix the stream with a movie.
But it must be a legal DTS wav cause i can play it back from CD with a DTS decoder after fixing the things wavefix says.
MvB
emilius256
24th May 2002, 13:54
Thank u very much MvB, i'll try wavefix soon as possible.
bye.
oddball
21st July 2002, 08:33
As I understand it Vobrator converts DTS to a DTS WAV file. Not a PCM Windows type WAV file. The WAV file it creates is still a digital signal and not a normal windows WAV file format. So that is why you hear white noise when you try to play in in a normal Windows media player. To hear it back correctly it needs to be decoded through your DTS surround amp no?
emilius256
21st July 2002, 11:14
I don't have a dts amp, but i have powerdvd4 and can play a normal dts track but not the dts wav track extracted by vobrator and wavefix doesen't help.
Thank you.
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