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hypercube
29th April 2003, 15:43
I don't know a lot of things about DTS CD.
Here somes questions:

- what is the content of DTS CD ? music ? movie soundtrack ?

- DTS CD is not the same than DTS audio DVD ?

- if not, DTS CD can be ripped into wav with Exact Audio Copy ?

- DTS CD format is the same produced by Surcode DTS CD pro ?

like BeSplit, I known how to translate DTS/WAV (produced by
Surcode DTS CD pro for example) into regular DTS files
(DVD format), so I want to make a filter like DTSSource to play
DTS/WAV directly in Windows Media Player. It will be also possible
to use it in HT3 (when 44100 will be supported).

is the community interested ? :D

note: I contacted the DTSSource auhtor. he help me a lot !

Wilbert
29th April 2003, 16:37
First, thanks for you tools. I will try them out soon. I don't know much about DTS-CD, so maybe I shouldn't answer. But:


- what is the content of DTS CD ? music ? movie soundtrack ?

In principle music, but you also can put movie soundtracks on it.


- DTS CD is not the same than DTS audio DVD ?

DVD-A can't be ripped yet. See below and [http://forum.doom9.org/showthread.php?s=&threadid=33411&highlight=dts+pcm]:


- DTS CD format is the same produced by Surcode DTS CD pro ?

Yes.


- DTS CD can be ripped into wav with Exact Audio Copy ?

I also would like to know that ...


like BeSplit, I known how to translate DTS/WAV (produced by Surcode DTS CD pro for example) into regular DTS files (DVD format), so I want to make a filter like DTSSource to play DTS/WAV directly in Windows Media Player. It will be also possible to use it in HT3 (when 44100 will be supported).

What people are always complaining about, is how to downsample DTS 48kHz to DTS-pcm 44.1kHz. If your program can transcode DTS to a lower bitrate DTS, and convert/downsample it to DTS-pcm 44.1 kHz, that would be really great.

hypercube
29th April 2003, 17:13
What people are always complaining about, is how to downsample DTS 48kHz to DTS-pcm 44.1kHz. If your program can transcode DTS to a lower bitrate DTS, and convert/downsample it to DTS-pcm 44.1 kHz, that would be really great.

what do you mean by DTS-pcm ?

I need more precision, what they want:

- extract DTS from DVD, I call this format DTS/DVD, [this is NOT an offical name]. then uncompress it and downsample it to 44.1Khz
then encode it into DTS/WAV format with Surcode DTS, then burn it
on a CDR. or re-convert this DTS/WAV into DVD/DTS and burn it on a
DVDR

- extract DTS from DVD, then transcode DTS/DVD into DTS/WAV format preserving 48khz bitrate, then burn it to make a 48Khz DTS CDR.

- extract DTS from DVD, then decompress into RAW PCM, then downsample at 44.1khz => HT3 can do that.

kempfand
29th April 2003, 17:21
DTS CD is not the same than DTS audio DVD ?
No, it's a different format.

DTS CD can be ripped into WAV with Exact Audio Copy ?
Yes, or similar tools such as Audiograbber.

DTS CD's basically contain a 44.1 kHz WAV file, which contains the 5.1 tracks matrix-ed into it.

Listening equipment required:
- CD-R compatible DVD or CD Player with built-in DTS decoder or DTS pass through to digital out (coax or optical).
- DTS decoding receiver with 6 analog inputs (if DVD or CD player decodes) or digital input (coax or optical)
or
- You will need PowerDVD XP with the DTS decoder option installed on your computer and a compatible sound card and speakers.

For (tons of) examples of DTS CD-R's are available in the NewsGroups ( alt.binaries.cd.image.other , alt.binaries.sounds.dts ).

Regards,
Andreas

Wilbert
29th April 2003, 17:34
Like Kempfund said, I mean this:

- extract DTS from DVD, I call this format DTS/DVD, [this is NOT an offical name]. then uncompress it and downsample it to 44.1Khz then encode it into DTS/WAV format with surcode DTS, then burn it on a CDR.

You can't play DTS CD's if the samplerate is still 48 kHz.

sebus
29th April 2003, 18:00
then uncompress it and downsample it to 44.1Khz


How?
Do you get 6 separate wav or just one 6 chanel wav?

sebus

hypercube
29th April 2003, 18:11
You can't play DTS CD's if the samplerate is still 48 kHz.
ok, I didn't know that.



Do you get 6 separate wav or just one 6 chanel wav?
for instance only 6 RAW PCM files are created.

is it possible to launch Surcode DTS as a command line tool ?

is there other DTS software encoder around ?

sebus
29th April 2003, 18:39
for instance only 6 RAW PCM files are created
How? Can you explain?

is it possible to launch Surcode DTS as a command line tool
Yes, BeSure v1.2 does just that

is there other DTS software encoder around
No

sebus

hypercube
29th April 2003, 19:56
How? Can you explain?
have your read my pretty help ? (hit F1 in GUI)
have you read my transcoding guides on my website ?

you have to follow the DTS transcoding guide.
select only PCM Engine to output RAW PCM files
instead of MPEG Multichannel stream.

DSPguru
29th April 2003, 22:28
Originally posted by sebus
Yes, BeSure v1.2 does just thatBeSure v1.3 will offer transcoding of the form 48khz 5.1dts -> 44.1khz 5.1dts-wav.

hypercube
29th April 2003, 23:25
cool ! you plan to use Intervideo Audio Decoder
to decode DTS then call Surcode to encode in 44.1Khz
(after a little downsampling) ?

kempfand
30th April 2003, 00:04
@DSPguru: It's good to see you here.
BeSure v1.3 will offer transcoding of the form 48khz 5.1dts -> 44.1khz 5.1dts-wav It would be really great if you also could support the opposite direction, i.e. 44.1khz 5.1dts -> 48khz 5.1dts-wav.

Let me quickly outline why (just want to make the point that's it's not to have additional 'options', but would really be a big help):

There is quite (a) quite a huge selection of DTS-CD's (all @ 44.1), both commercially available and QUAD-conversions, and I (and I'm sure others too) would like to add this (mostly) music to mini-DV conversions / transfer to DVD-R.

Kind regards,
Andreas

hypercube
30th April 2003, 00:10
SurcodeDTS produce only 44.1Khz DTS files. so You cannot
create 48khz DTS files.
you should better follow another path:

decode DTS, then encode in AC3.

DSPguru
30th April 2003, 00:20
Originally posted by kempfand
@DSPguru: It's good to see you here.10x! i'm so lack of time lately.. :(

It would be really great if you also could support the opposite direction, i.e. 44.1khz 5.1dts -> 48khz 5.1dts-wav.yea, why not.. but your target format would be 48khz 5.1dts (not dts-wav).
but i can't promise anything, as i really don't have much of a spare time..

DSPguru
30th April 2003, 00:21
Originally posted by hypercube
SurcodeDTS produce only 44.1Khz DTS files. so You cannot create 48khz DTS files.Surcode CD only produces a 44.1khz streams, but there's another tool called Surcode DVD (or so) that produces 48khz dts stream.


Cheers,
Dg.

kempfand
30th April 2003, 00:38
yea, why not.. but your target format would be 48khz 5.1dts (not dts-wav) Right, that's what I need (DVD-Video only accepts 48 kHz for authoring) ... having piles of 44.1 DTS-CD's (wav's) here ... :) ... waiting for a conversion.

On the other side, if we have a filter that accepts DTS-wav as input for the Hypercube Transcoder, I can do it manually (CoolEdit Batch with sample rate conversion, and then feeding into SureCode DVD).

Regards,
Andreas

hypercube
30th April 2003, 01:19
you know what ? technically my filter work right now ! :p
I will publish a release as soon as possible.
(may be last week)

hypercube
30th April 2003, 16:38
oops: NEXT week :p

kempfand
30th April 2003, 18:21
'Back to the future' thru a HyperCube :p

daphy
5th May 2003, 10:57
Hi,
Ive read lots of postings around DTS but I cant get the point how to convert a DTS-DVD Track (~480 MB)(Santana Supernatural live) via Besure and SurCode DVD/CD DTS into a DTS Audio CDROM.

1.First problem: extracting from the VOB - I managed this with smartripper -
cons Ive got ONE file no matter if I use chapter splitting or not :(
target is to have chapters on a DTS-WAV CD not only one track.
I found a little tool at http://home.zonnet.nl/koelooptiemanna/graphics.html called DTS Trimmer :D This one did good work in cut& merging a DTS DVD-File (maybe dspguru is able to integrate the code in beslit/besweet :rolleyes: )

2. Now Ive got the DTS file(s) and dont know how to contiune because besure cant handle DTS as input (correct me if I am wrong, I instantly hope I am wrong .:( )

... we skip this step ...

3. Result of the conversition would be 6 mono wav files at 48khz -> one solution would be to use surcode dvd dts to convert those files into one DTS-WAV file while downmixing it to 44.1khz. If this is possible I dont know because of step two - one thing could happen is that the sound speed changes or surcode doesnt allow this at all.
Second solution could be to downmix the single tracks to 44.1khz using soundtools like cooledit/wavlab... and then convert with surcode, this should work in any case :cool:

4. Normalizing a complete DTS Track without besure (see 2.) is not that easy, even the multi channel programms like cooledit sucks - you have to this manually with fixed amprates on each channel.
Second idea is the program mx51 (minnetoka like the surcode app) - this program doesnt seamed to be very handy but maybe it could manage it :confused:
If someones got a better idea ...

5. One last point is how to fade in/out DTS-AUDIO Tracks.
-> You also have to work on the 6 mono files using a multichannel sound app before encoding them to the DVD-AUDIO. I hope there but be an easier way....

Hope you can help
CYA Daphy from Germany

DSPguru
5th May 2003, 12:25
Originally posted by daphy
Hi,
Ive read lots of postings around DTS but I cant get the point how to convert a DTS-DVD Track (~480 MB)(Santana Supernatural live) via Besure and SurCode DVD/CD DTS into a DTS Audio CDROM.

1.First problem: extracting from the VOB - I managed this with smartripper -
cons Ive got ONE file no matter if I use chapter splitting or not :(
target is to have chapters on a DTS-WAV CD not only one track.
I found a little tool at http://home.zonnet.nl/koelooptiemanna/graphics.html called DTS Trimmer :D This one did good work in cut& merging a DTS DVD-File (maybe dspguru is able to integrate the code in beslit/besweet :rolleyes: )your search should had found this thread (http://forum.doom9.org/showthread.php?s=&threadid=42608), not to mentinon q16 in the BeSweet FAQ (! Read before...) (http://forum.doom9.org/showthread.php?s=&threadid=15738).
if you care about my prefered method, i rip a single dts stream, and then slice it into chapters using Chapter-X-Tractor + BeSplit.

2. Now Ive got the DTS file(s) and dont know how to contiune because besure cant handle DTS as input (correct me if I am wrong, I instantly hope I am wrong .:( ) wait for BeSure v1.3 ;)

3. Result of the conversition would be 6 mono wav files at 48khz -> one solution would be to use surcode dvd dts to convert those files into one DTS-WAV file while downmixing it to 44.1khz. If this is possible I dont know because of step two - one thing could happen is that the sound speed changes or surcode doesnt allow this at all.
Second solution could be to downmix the single tracks to 44.1khz using soundtools like cooledit/wavlab... and then convert with surcode, this should work in any case :cool:

4. Normalizing a complete DTS Track without besure (see 2.) is not that easy, even the multi channel programms like cooledit sucks - you have to this manually with fixed amprates on each channel.
Second idea is the program mx51 (minnetoka like the surcode app) - this program doesnt seamed to be very handy but maybe it could manage it :confused:
If someones got a better idea ...if you care about my prefered method, i use BeSweet v1.5b17 with a ".mux" file and "-6ch" switch to downsample the 6 48khz waves into 6 normalized 44.1khz waves.

daphy
7th May 2003, 15:55
:rolleyes:

thx dspguru, I will check this out :o

CYA Daphy