[PD] using puredata to play playlist gapless

[Roman Haefeli]

On Tue, 2013-02-19 at 20:57 -1000, Rick T wrote:
> Yes I have tried giving textfile a bang.  Still no sound
> 
> I'm not sure what you mean by the second response since I get sound
> when I click on the message with the single wav file hard coded in the
> message box.  I don't get sound when I load a playlist text file.

Ok. [textfile] does not prepend any selector to its output. I simply
outputs 'filename.wav', but the messagebox [open $1, 1( expects a
'symbol filename.wav' message. Insert a an object [symbol] between
[textfile] and [open $1, 1(. 

I made a little sketch (see attachment) which turns out to almost
identical to your version.


Roman


> On Tue, Feb 19, 2013 at 6:22 PM, Dafydd Hughes <dafydd61 at gmail.com> wrote:
> > Have you nitride giving textile a bang after opening the file?
> >
> > Also, the test message should be connected straight to readsf~, not to the
> > message - you should hear the file played then.
> >
> >
> > On Tuesday, February 19, 2013, Rick T wrote:
> >>
> >> Ok I'm still having issues I uploaded an image of the PD to see if
> >> someone spots something off the bat
> >> http://imageshack.us/photo/my-images/12/selection007p.png/
> >> and I've attached a text file with the debugging stuff included I can
> >> hear the sound when I click on the
> >> [open /tmp/test/n000041test.wav(   message box
> >>
> >> But I get no sound using the open panel to load the textfile
> >> I've also attached the negplaylist.txt file and renamed everything
> >> in-case I had some strange control character hiding in the file.
> >>
> >> When I bang the [openpanel] object and clink on the [print(  message
> >> box above the [textfile] I get this in the PD log
> >>
> >> --------- textfile or qlist contents: -----------
> >>  n000041test.wav \;
> >>  \;
> >>  n000042test.wav \;
> >>  \;
> >>  n000043test.wav \;
> >>  \;
> >>  n000044test.wav \;
> >>  \;
> >>  n000045test.wav \;
> >>  \;
> >>  n000046test.wav \;
> >>  \;
> >>  n000047test.wav \;
> >>  \;
> >>  n000048test.wav \;
> >>  \;
> >>  n000049test.wav \;
> >>  \;
> >>  n000050test.wav \;
> >>  \;
> >>
> >> Still trying to figure out why this won't play the files.
> >>
> >> On Tue, Feb 19, 2013 at 4:15 PM, Dafydd Hughes <dafydd61 at gmail.com> wrote:
> >> > Oh silly me. You need to look at the syntax for using readsf~ - it's
> >> > more
> >> > complicated. First, readsf~ needs an open message e.g. "open
> >> > 001test.wav",
> >> > then it needs a "1" to start playback. Forgive me if you already know
> >> > this,
> >> > but you can string 2 messages together with a comma. And to get the
> >> > filename
> >> > from textfile into a message like that, you need to use $1 as a
> >> > placeholder.
> >> > So between textfile and readsf~ you need a message saying something like
> >> > "open $1, 1". That'll turn into 2 messages: "open 001test.wav" and then
> >> > "1".
> >> > If the files are in the same directory as the patch, it should work (I
> >> > think).
> >> >
> >> > Cheers
> >> > Dafydd
> >> >
> >> >
> >> > On Tue, Feb 19, 2013 at 9:06 PM, Rick T <ratulloch at gmail.com> wrote:
> >> >>
> >> >> I had my hopes up but adding the semicolon to the end didn't help.
> >> >>
> >> >> I have all the files in the same directory and for whatever reason it
> >> >> just refuses to play.  I don't even have any errors on the Puredata
> >> >> Log screen.  Any other ideas?
> >> >>
> >> >> Thanks
> >> >>
> >> >> On Tue, Feb 19, 2013 at 3:28 PM, Dafydd Hughes <dafydd61 at gmail.com>
> >> >> wrote:
> >> >> > Hi Rick
> >> >> >
> >> >> > I think you might need a semicolon at the end of each line in your
> >> >> > text
> >> >> > file:
> >> >> > 001test.wav;
> >> >> > 002test.wav;
> >> >> > 003test.wav;
> >> >> >
> >> >> > Cheers
> >> >> > Dafydd
> >> >> >
> >> >> >
> >> >> > On Tue, Feb 19, 2013 at 8:22 PM, Rick T <ratulloch at gmail.com> wrote:
> >> >> >>
> >> >> >> Thanks for all the help/suggestions but I still seem to be running
> >> >> >> into a problem of it not playing the files. I made the changes to
> >> >> >> playlist file and edited the playlist.txt file
> >> >> >> the playlist.txt file has
> >> >> >> 001test.wav
> >> >> >> 002test.wav
> >> >> >> 003test.wav
> >> >> >>
> >> >> >> I've included the the pd patch to see if someone can tell me what
> >> >> >> I'm
> >> >> >> doing wrong
> >> >> >>
> >> >> >> Thanks.
> >> >> >>
> >> >> >>
> >> >> >>
> >> >> >> On Tue, Feb 19, 2013 at 12:08 PM, Roman Haefeli <reduzent at gmail.com>
> >> >> >> wrote:
> >> >> >> > On Die, 2013-02-19 at 07:47 -1000, Rick T wrote:
> >> >> >> >> Yes I do have the ability to change the playlist file to a text
> >> >> >> >> file
> >> >> >> >> and alter it how it looks.  The thing I'm looking for is an
> >> >> >> >> example
> >> >> >> >> of
> >> >> >> >> gapless playing.  I couldn't find one doing google search.
> >> >> >> >
> >> >> >> > You load your playlist (in its most simple form it would be just
> >> >> >> > one
> >> >> >> > filename per line) with [textfile]. You make [textfile] output its
> >> >> >> > first
> >> >> >> > line, feed that to [readsf~]. Then you feed the right outlet of
> >> >> >> > [readsf~]  - which bangs when the file is finished - back to
> >> >> >> > [textfile]
> >> >> >> > to make it output the next filename.
> >> >> >> >
> >> >> >> > Roman
> >> >> >> >
> >> >> >> >> On Tue, Feb 19, 2013 at 12:53 AM, Roman Haefeli
> >> >> >> >> <reduzent at gmail.com>
> >> >> >> >> wrote:
> >> >> >> >> > On Die, 2013-02-19 at 00:31 -1000, Rick T wrote:
> >> >> >> >> >> Greetings All
> >> >> >> >> >>
> >> >> >> >> >> I have a playlist file (songs.pls) that I would like to play
> >> >> >> >> >> gapless
> >> >> >> >> >> (without the 1 second pause between tracks) can puredata due
> >> >> >> >> >> this
> >> >> >> >> >> if
> >> >> >> >> >> so is
> >> >> >> >> >> there and example?
> >> >> >> >> >
> 
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