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View Full Version : Helix DNA Producer make m4a!


Keng!
11th June 2005, 07:45
Hi! I don't whether should start a new thread for this! :confused: if you think i'm @ the wrong place, feel free to remove this! :D
Anyone try this before? :confused:
From your RealPlayer folder <C:\Program Files\Real\RealPlayer\producer>, copy both [mp4wrtr.dll] in <plugins> folder & [hxfilewriter.dll] in <tools> folder to Helix DNA Producer directory, [mp4wrtr.dll] in <plugins> folder & [hxfilewriter.dll] in <tools> folder.
Now create an audience file: audio.rpad
<?xml version="1.0"?>
<audience>
<streams>
<audioStream>
<pluginName type="string">rn-audiocodec-realaudio</pluginName>
<codecName type="string">raac</codecName>
<codecFlavor type="uint">1</codecFlavor>
<streamContext type="bag">
<presentationType type="string">audio-only</presentationType>
<audioMode type="string">music</audioMode>
</streamContext>
</audioStream>
</streams>
</audience>

Then launch producer with following commandline:
Producer.exe -i c:\audio.wav -o c:\audio.m4a -ad audio -dv
Also work for .mp4 extension!
This is useful if you rip your AudioCD with Foobar2000 or CDex!
The commandline for Foorbar2000 should like this:
-i %s -o %d -ad audio -dv -dt
Remember to use mp4/m4a in the extension box!
So, no more mka -> aac -> mp4! :p

damrod
12th June 2005, 18:48
ohhh

very good stuff...

no more use of mkvmerge and mp4creator :-)

guada 2
12th June 2005, 19:56
What a pity...

It would be interesting that real comes back in the race of the codecs....
What do you think?

Sirber
12th June 2005, 22:31
Cool!

Can it store also RV10 in it?

damrod
12th June 2005, 23:16
i think it stores only audio track....

you can try mp4 extension but i will not make true mp4

mp4 is only a change of header for aac content...

guada 2
13th June 2005, 22:26
damrod

Are you really sure ?
What is the interest ?

damrod
14th June 2005, 20:27
i didn't say i was sure


i don't know where mp4 is used

i made a small app to transform ra (aac content) to m4a for ipod..

i mux in mka then mp4creator produce m4a (or mp4 the cmdline don't change much)

m4a is usefull but mp4.....;

karl_lillevold
14th June 2005, 20:32
m4a is the same as mp4 (Apple "invented" the extension to identify mp4 audio files)

Keng!: this is pretty cool. I will try it out myself, and see if I can get it to work.

Keng!
16th June 2005, 07:15
Hi! karl_lillevold work?

What a pity...

It would be interesting that real comes back in the race of the codecs....
What do you think?

Sure it would be interesting! Helix DNA AAC Codec is just a few audio codec out there which provided HE-AAC (racp) encoding. Although the quality (@ 64Kbps HE-AAC) not as good as Ahead's one (Honestly) :)
BUT, it have great potential to improve! and worth to give a test! ;)

guada 2
21st June 2005, 00:22
does have there someone here? :D

Some news please ? :)

To soon.