View Full Version : DTS DVD to DTS CD problem
oddball
26th March 2005, 03:36
I am trying to convert a DTS DVD to DTS CD audio. The problem I have is that I ripped the .dts file which is over 800MB onto the hard disk but when I run it through something like Hypercube's transcoder or BeShure it carrys on encoding WAAAAAY past the point where it should stop. I end up with a WAV file over 2GB that does not play in VLC. If I encode a little bit and stop it encoding and play the resulting WAV file it plays back perfectly. I don't know why the transoders keep encoding when they should stop at the end of the DTS audio stream!
Tried with Intervideo WinDVD various codecs and AC3Filter with DTS decoding (Matrix set as per Hypercube Transcoders instructions) and BeSHure with Azidts.exe trick.
Yayita
26th March 2005, 09:45
I am not an expert, but I have done DVD DTS -> DTS CD conversion without problems.
I would suggest not to transcode. Do it in 2 steps. First decode to wavs with azidts and IVIAdudio dll.
Check this guide. It is DTS to AC3, but once you have the wavs, it is easy to encode.
http://forum.doom9.org/showthread.php?s=&threadid=91239
Watchout for the wrong channel mapping in azidts and good luck.
Y
magicclue
26th March 2005, 11:33
Well it seems you have tried some methods.
Have you tried Foobar2000 (no need to watch channel order as it's perfect)?
first check/repair stream with BeSliced (Beta) (http://dspguru.doom9.org)
Open .dts in foobar2000
In the DSP tab put in/activate the "Resampler (SSRC)" and remove all other filters.
Go to the "Resampler" configuration dialog and change frequency to 44100Hz.
click "save all"
Right click on the .dts file -> convert -> select pcm fixed point (<-more compatible)
click "ok"
wait until the conversion process finishes (take a coffee
break :-))
finished-
perhaps you want to split this huge WAV??
oddball
26th March 2005, 12:07
foobar2000 gives me an error when trying to open the .dts file.
INFO (CORE) : startup time: 703 ms
INFO (CORE) : opening file for playback :
INFO (CORE) : location: "file://D:\Rips\Aero.dts.fixed.dts" (0)
ERROR (CORE) : error opening file for playback :
INFO (CORE) : location: "file://D:\Rips\Aero.dts.fixed.dts" (0)
magicclue
26th March 2005, 13:17
you doesn't seem to have installed th DTS Plugin for foobar?! So foobar cannot decode the DTS track!
If you have installed the DTS plugin (from saunalahti). For a DTS-WAV rename the DTS track to ".DTS" and reopen in foobar.
Does it work now?
Only if it does not work whatsoever:
You might want to try VLC -> have a look here
http://forum.doom9.org/showthread.php?s=&threadid=54738&perpage=20&highlight=dts%20besplit&pagenumber=3
see last Post
oddball
26th March 2005, 20:51
That works but the resulting wav is not a DTS wav file but a wav file with 6 merged audio streams over over 2GB.
oddball
26th March 2005, 20:53
I also tried BeSure again using the Intervideo decoder and again it created an oversized wav file that could not be opened in Cooledit Pro (I usually can open DTS wav files no problemo) and when played back using VLC it plays for like the first 29 minutes then there is silence for the rest of the track. Very odd.
oddball
26th March 2005, 21:08
I got foobar2k to output a 6 channel wav files but when I split it to 6 wavs with wav2wav6 I ended up with 6 audio files that played back too slow. Maybe I should not have used the -44 switch when splitting as they are already at 44KHz? I dunno if wav2wav6 changes the output KHz at all.
I think I know what I did wrong. DSP SRRC was not enabled. Should it be at 44100KHz if I am downsampling to DTS to 6 channel audio CD format ready to be encoded to DTS Audio CD in SurCode?
EDIT: OK I used foobar2k and the SRRC DSP to resample to 44100KHz and it worked properly this time when I split to 6 mono wav files with wav2wav6 -44.
Now the question is. How do I know if it mapped the correct channels? Does anyone knpw if wav2wav6 splits to the correct channels a foobar2k converted 6 channel wav file? I also could not find a method of normalizing the wav during conversion. But anyhow I am going to encode to DTS audio CD in SurCode and test in a stand alone player as I can't get DTS audio CD's to play to SPDIF output on the PC so will need to burn a CD-RW and try.
oddball
27th March 2005, 00:29
Moved to this thread.
http://forum.doom9.org/showthread.php?s=&postid=630539#post630539
magicclue
27th March 2005, 00:49
ARGH:
channel mappings are wrong with windvd filter->look here:
http://forum.doom9.org/showthread.php?threadid=70805
--
Sorry I had a typo:
You have to do a sampling rate conversion from 48KHz (DVD) to 44.1KHz (CD)
1. Open .dts in foobar2000
In the DSP tab put in/activate the "Resampler (SSRC)" and remove all other filters.
Go to the "Resampler" configuration dialog and change frequency to 44100Hz.
click "save all"
Right click on the .dts file -> convert -> select pcm 32Bit float
click "ok"
wait until the conversion process finishes. You'll get a 6 channel wav (take a coffee
break :-))
2 use BeSweet to separate into 6 mono wavs (GUI or command line).
BeSweet.exe -core( -input "multichannel-wav.wav" -output "multichannel-wav-new-" -6chfloat -logfile "BeSweet.log" )
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