[PD] Tags in pd-extended git repository.

2013-03-11 Thread Rafael Vega
Hi.

I'm building an application using libpd and some externals that are in the
pd-extended distribution (latest stable build 0.43-4). I need to link the
externals statically so I downloaded the pd-extended sources from the git
repohttp://pure-data.git.sourceforge.net/git/gitweb.cgi?p=pure-data/pd-extended.git;a=summary
.

I'm having an issue: The pd-extended repo has no tags for releases (at
least not for all of them). The pd vanilla
repohttp://pure-data.git.sourceforge.net/git/gitweb.cgi?p=pure-data/pure-data;a=summary,
on
the other hand has all the tags.

Can someone suggest how to figure out which commit to checkout if I want to
have code that works just like the 0.43-4 release? (expect same bugs, if
any, etc.)

BTW, It would be very nice to have the tags in the pd-extended repo :)

Thanks.

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Re: [PD] Tags in pd-extended git repository.

2013-03-11 Thread Rafael Vega
Hi, sorry for the noise. Looking at the git logs made this pretty obvious.
The commit I was looking for is here:
http://pure-data.git.sourceforge.net/git/gitweb.cgi?p=pure-data/pd-extended.git;a=commitdiff;h=c1a5e1f63884d3780123a2265865ea4052bcb63d


On Mon, Mar 11, 2013 at 8:52 AM, Rafael Vega email.r...@gmail.com wrote:

 Hi.

 I'm building an application using libpd and some externals that are in the
 pd-extended distribution (latest stable build 0.43-4). I need to link the
 externals statically so I downloaded the pd-extended sources from the git
 repohttp://pure-data.git.sourceforge.net/git/gitweb.cgi?p=pure-data/pd-extended.git;a=summary
 .

 I'm having an issue: The pd-extended repo has no tags for releases (at
 least not for all of them). The pd vanilla 
 repohttp://pure-data.git.sourceforge.net/git/gitweb.cgi?p=pure-data/pure-data;a=summary,
  on
 the other hand has all the tags.

 Can someone suggest how to figure out which commit to checkout if I want
 to have code that works just like the 0.43-4 release? (expect same bugs, if
 any, etc.)

 BTW, It would be very nice to have the tags in the pd-extended repo :)

 Thanks.

 --
 Rafael Vega
 email.r...@gmail.com




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[PD] Git version control, diff and pd.

2013-04-17 Thread Rafael Vega
Hello.

We're three developers trying to use git version control for a project that
includes a handful of relatively complex pd patches and a bunch of
text-based source files (c++ and html). A problem arises when git tries to
merge one of the pd patches with another version of it: It fails and gives
you a .pd file full of conflict markers that confuse the pd file parser.

Can anyone provide tips on how to diff two pd patches to find differences
quickly so that conflicts can be fixed by hand without spending too much
time trying to find differences?

Thanks!

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Re: [PD] Git version control, diff and pd.

2013-04-17 Thread Rafael Vega
Thanks for the replies, that's what I feared :)

Joe, I like your suggestions about abstractions and $0, thanks!


On Wed, Apr 17, 2013 at 10:34 AM, Joe White white.j...@gmail.com wrote:

 Hi Rafa,

 +1 on what Roman said.

 We use Pure Data and Git a lot in our projects and you might find you have
 more luck organising a useable workflow in your team rather than trying to
 automatically diff/merge patches.

 Here's some of the things we do:

 - Split up your code into abstractions instead of sub-patches, treating
 them like classes. (use $0 passing to ensure communication - also makes
 your patch local so you could run multiple instances.)

 - Split tasks so that only one developer works on an abstraction at any
 one time. Sometimes it's unavoidable but manual merges happen in bigger
 projects in other languages anyway.

 - When committing make sure that only the desired files are added.

 Hope that helps,
 Joe

 On 17 April 2013 15:54, Roman Haefeli reduz...@gmail.com wrote:

 On Wed, 2013-04-17 at 09:27 -0500, Rafael Vega wrote:


  Can anyone provide tips on how to diff two pd patches to find
  differences quickly so that conflicts can be fixed by hand without
  spending too much time trying to find differences?

 I think there is no way to sanely handle that. I treat .pd files as
 binary files in this regard. One small change can change the whole file.
 The objects within a patch are identified and ordered by an
 automatically given integer number. A small change might cause many
 objects to be renumbered without any relation to the previous version.
 Such a diff might be huge even if the change is very small.

 I think you are left with avoiding conflicts whenever possible as Pd
 patches cannot be diff'd and merged in a meaningful way.

 Roman



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[PD] Puredata external for websocket communication.

2013-06-05 Thread Rafael Vega
Hi.
I started working on a pd external that allows communication with a web
browser using websockets. My use case is developing a GUI in
html/javascript and sending messages to pd-extended using the websockets
javascript API, no proxy or other scripts needed, just my external.
You can take a look at it
herehttps://github.com/dancing-skeleton/dancing-skeleton/tree/master/pd/externals/src/websocket_server.
There's an example patch and html file that explains how to use it.
Feedback is welcome :)

Where is the central place for this sort of thing? I'll move this to it's
own repository and post it there in the next few days.

Cheers.

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Re: [PD] (no subject)

2013-11-07 Thread Rafael Vega
On Thursday, November 7, 2013, Joshan Mahmud wrote:

 Hi all

 Apologise for the novice question, but I'm trying to work purely with C++
  libpd (OSX desktop) and have been working with
 samples/cppTest/cpptest.xcodeproj from https://github.com/libpd/libpd.

 I can build the project fine (libpd  the cppTest app) but when it opens
 the test patch (or any for that matter) I do not get any sound.  The patch
 themselves works fine.  Print statements are ok and sending  receiving
 messages seem ok.  But I even built a patch which just *~ two phasors, and
 couldn't hear it when I used the cppTest code to open my patch.  I don't
 think there is anything wrong with libpd nor my sound card as I compiled 
 ran the iOSTest project (deployed to a simulator iPhone) and that worked
 (fuzzy audio, but sound came through).

 Anyone have any good ideas?  I know that with the output AudioUnit on OSX
 has a default volume of 0 (unlike iOS which has default of 1.0 for volume)
 so would it be something like that?

 Thanks!!!
 Josh



Did you send a dsp on message to your patch?


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Re: [PD] (no subject)

2013-11-07 Thread Rafael Vega
On Thu, Nov 7, 2013 at 8:23 AM, Joshan Mahmud joshan.mah...@gmail.comwrote:

 I believe so, I'm running this code:
 https://github.com/libpd/libpd/blob/master/samples/cppTest/src/main.cpp and
 I presume line 56 (pd.computeAudio(true);) switches on DSP...

 Thanks
 Josh


 On Thu, Nov 7, 2013 at 12:54 PM, Rafael Vega email.r...@gmail.com wrote:



 On Thursday, November 7, 2013, Joshan Mahmud wrote:

 Hi all

 Apologise for the novice question, but I'm trying to work purely with
 C++  libpd (OSX desktop) and have been working with
 samples/cppTest/cpptest.xcodeproj from https://github.com/libpd/libpd.

 I can build the project fine (libpd  the cppTest app) but when it opens
 the test patch (or any for that matter) I do not get any sound.  The patch
 themselves works fine.  Print statements are ok and sending  receiving
 messages seem ok.  But I even built a patch which just *~ two phasors, and
 couldn't hear it when I used the cppTest code to open my patch.  I
 don't think there is anything wrong with libpd nor my sound card as I
 compiled  ran the iOSTest project (deployed to a simulator iPhone) and
 that worked (fuzzy audio, but sound came through).

 Anyone have any good ideas?  I know that with the output AudioUnit on
 OSX has a default volume of 0 (unlike iOS which has default of 1.0 for
 volume) so would it be something like that?

 Thanks!!!
 Josh



 Did you send a dsp on message to your patch?


 --
 Rafael Vega
 email.r...@gmail.com




Maybe I'm missing something when skimming through your code, but, where are
you setting up audio I/O? libpd doesn't do that automatically for you.
Here's my implementation
https://github.com/rvega/XookyNabox/blob/master/src/main.cpp It uses jack
as audio I/O and libpd as DSP processing.
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Re: [PD] (no subject)

2013-11-07 Thread Rafael Vega
And yes, the iOS Test project does the audio I/O for you.


On Thu, Nov 7, 2013 at 8:30 AM, Rafael Vega email.r...@gmail.com wrote:




 On Thu, Nov 7, 2013 at 8:23 AM, Joshan Mahmud joshan.mah...@gmail.comwrote:

 I believe so, I'm running this code:
 https://github.com/libpd/libpd/blob/master/samples/cppTest/src/main.cpp and
 I presume line 56 (pd.computeAudio(true);) switches on DSP...

 Thanks
 Josh


 On Thu, Nov 7, 2013 at 12:54 PM, Rafael Vega email.r...@gmail.comwrote:



 On Thursday, November 7, 2013, Joshan Mahmud wrote:

 Hi all

 Apologise for the novice question, but I'm trying to work purely with
 C++  libpd (OSX desktop) and have been working with
 samples/cppTest/cpptest.xcodeproj from https://github.com/libpd/libpd.

 I can build the project fine (libpd  the cppTest app) but when it
 opens the test patch (or any for that matter) I do not get any sound.  The
 patch themselves works fine.  Print statements are ok and sending 
 receiving messages seem ok.  But I even built a patch which just *~ two
 phasors, and couldn't hear it when I used the cppTest code to open my 
 patch.
  I don't think there is anything wrong with libpd nor my sound card as I
 compiled  ran the iOSTest project (deployed to a simulator iPhone) and
 that worked (fuzzy audio, but sound came through).

 Anyone have any good ideas?  I know that with the output AudioUnit on
 OSX has a default volume of 0 (unlike iOS which has default of 1.0 for
 volume) so would it be something like that?

 Thanks!!!
 Josh



 Did you send a dsp on message to your patch?


 --
 Rafael Vega
 email.r...@gmail.com




 Maybe I'm missing something when skimming through your code, but, where
 are you setting up audio I/O? libpd doesn't do that automatically for you.
 Here's my implementation
 https://github.com/rvega/XookyNabox/blob/master/src/main.cpp It uses jack
 as audio I/O and libpd as DSP processing.





-- 
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email.r...@gmail.com
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Re: [PD] (no subject)

2013-11-08 Thread Rafael Vega
Check out RTAudio or PortAudio.  I've had better results with RTAudio.



On Thu, Nov 7, 2013 at 10:14 AM, Joshan Mahmud joshan.mah...@gmail.comwrote:

 Hi Rafael

 Many thanks for your feedback!  I'm glad there's actually something
 missing rather than the code just not working.

 My other question is then, if I don't want to use Jack and just want to
 use something simple to tie up the dac of libpd to my default sound card -
 is there a simple way of doing that?

 Thanks
 Josh


 On Thu, Nov 7, 2013 at 1:31 PM, Rafael Vega email.r...@gmail.com wrote:

 And yes, the iOS Test project does the audio I/O for you.


 On Thu, Nov 7, 2013 at 8:30 AM, Rafael Vega email.r...@gmail.com wrote:




 On Thu, Nov 7, 2013 at 8:23 AM, Joshan Mahmud 
 joshan.mah...@gmail.comwrote:

 I believe so, I'm running this code:
 https://github.com/libpd/libpd/blob/master/samples/cppTest/src/main.cpp and
 I presume line 56 (pd.computeAudio(true);) switches on DSP...

 Thanks
 Josh


 On Thu, Nov 7, 2013 at 12:54 PM, Rafael Vega email.r...@gmail.comwrote:



 On Thursday, November 7, 2013, Joshan Mahmud wrote:

 Hi all

 Apologise for the novice question, but I'm trying to work purely with
 C++  libpd (OSX desktop) and have been working with
 samples/cppTest/cpptest.xcodeproj from https://github.com/libpd/libpd
 .

 I can build the project fine (libpd  the cppTest app) but when it
 opens the test patch (or any for that matter) I do not get any sound.  
 The
 patch themselves works fine.  Print statements are ok and sending 
 receiving messages seem ok.  But I even built a patch which just *~ two
 phasors, and couldn't hear it when I used the cppTest code to open my 
 patch.
  I don't think there is anything wrong with libpd nor my sound card as I
 compiled  ran the iOSTest project (deployed to a simulator iPhone) and
 that worked (fuzzy audio, but sound came through).

 Anyone have any good ideas?  I know that with the output AudioUnit on
 OSX has a default volume of 0 (unlike iOS which has default of 1.0 for
 volume) so would it be something like that?

 Thanks!!!
 Josh



 Did you send a dsp on message to your patch?


 --
 Rafael Vega
 email.r...@gmail.com




 Maybe I'm missing something when skimming through your code, but, where
 are you setting up audio I/O? libpd doesn't do that automatically for you.
 Here's my implementation
 https://github.com/rvega/XookyNabox/blob/master/src/main.cpp It uses
 jack as audio I/O and libpd as DSP processing.





 --
 Rafael Vega
 email.r...@gmail.com





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[PD] Receiving a compressed audio stream with PD.

2014-02-15 Thread Rafael Vega
Hi list :)

I'm building a patch where I need to use 50 audio files. Each one is about
12:50 minutes, I encoded them as 16 bit, 44,1KHz, mono and in total they
are taking about 3.3GB. I would like to distribute my patch packaged as a
QT application using libpd and the total file size of the application
bundle would not be practical for this.

I guess this could also be encoded as a single 50 channel file.

An option I'm considering is to setup a streaming or file server where the
audio files would be available and the PD patch would start downloading the
file or files, buffer and start playing when sufficient samples are
available. A disk buffer for subsequent plays would be great.

So my questions are:

Are the components to consume a stream, buffer it, decompress it and get a
signal outlet available anywhere as externals or abstractions or whatever?

What would be the compressed audio format for something like this?

Maybe someone can suggest a different, easier approach?

Thanks! :)

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Re: [PD] Receiving a compressed audio stream with PD.

2014-02-15 Thread Rafael Vega
OK, I just found [oggamp~] which means I need to setup a ogg/vorbis server
or something similar. I think I can handle that.
Now, what do you guys suggest? A single 50-channel stream or 50 mono
streams?  I'm guessing in the latter option, I'll have a hard time trying
to sync the 50 streams.

Also, any ideas on how to buffer to disk?

:)




On Sat, Feb 15, 2014 at 11:51 AM, Rafael Vega email.r...@gmail.com wrote:

 Hi list :)

 I'm building a patch where I need to use 50 audio files. Each one is about
 12:50 minutes, I encoded them as 16 bit, 44,1KHz, mono and in total they
 are taking about 3.3GB. I would like to distribute my patch packaged as a
 QT application using libpd and the total file size of the application
 bundle would not be practical for this.

 I guess this could also be encoded as a single 50 channel file.

 An option I'm considering is to setup a streaming or file server where the
 audio files would be available and the PD patch would start downloading the
 file or files, buffer and start playing when sufficient samples are
 available. A disk buffer for subsequent plays would be great.

 So my questions are:

 Are the components to consume a stream, buffer it, decompress it and get a
 signal outlet available anywhere as externals or abstractions or whatever?

 What would be the compressed audio format for something like this?

 Maybe someone can suggest a different, easier approach?

 Thanks! :)

 --
 Rafael Vega
 email.r...@gmail.com




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Re: [PD] libpd separating gui from core

2014-02-26 Thread Rafael Vega

 So to keep this from becoming yet another copy of a previous thread in the
 archive, here's the thing: someone has to step up and say, I am going to
 maintain 'core Pd'.  That would mean listening to the needs of the
 community, reviewing patches, and _delegating_ responsibilities.


Yes! I really hope someone takes on the challenge. Perhaps we can crowd
fund/donate/whatever some of the initial work?

IMO, Pd was such a great invention that it managed to stay rolling all
these years despite of the lack of a clear path for contributors and a
common upstream but the inertia is dying off now as this thread explains.
It's been fascinating for me to see what has happened with OpenFrameworks
and their Do it with others philosophy. It would be great if the Pd
community would migrate into something similar.

Optimistically,

Rafael.
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Re: [PD] midi question

2014-03-12 Thread Rafael Vega
You could also get a sound card with 6 analog inputs and connect each
output of the microphone to an individual channel. This way you can do 6 at
a time.


On Tue, Mar 11, 2014 at 9:51 PM, Aaron L. elmaster...@gmail.com wrote:

 I've been reading a bunch on the hardware behind this hexaphonic
 business.

 Not sure I'm grokking every bit but not too worried yet.

 I'm curious though, in order to get every string/input into pd (i.e. to
 interface with the program) and then use each string as some sort of
 control (via playing said string) would I be required to have 6 separate,
 physical inputs? So as to have any effect ready at any time?

 I'd imagine that if I had some sort of splitter such as this:
 http://www.joness.com/gr300/GK-Expander.htm

 .I could accomplish the same thing but I'd need to manually switch to
 whatever string I was going to play for any given effect change, correct?
 Therefore, this method would pretty much be a one effect at a time type
 deal?

 Hard to tell

 Thanks!


 On Mon, Mar 10, 2014 at 9:52 PM, pured...@11h11.com wrote:

 Hi,

 You can simply:

 [adc~ 1 Bob's guitar]
 |
 | [r speed]
 | |
 [delay]
 |
 [dac~]


 [adc~ 2 2nd guitar]
 |
 [fiddle~] (or [env~])
 |
 [s speed]


 Using a hexaphonio pickup (6 individual pickups) - [adc~ 1 2 3 4 5 6] ==
 check the env~, fiddle~, bonk~ for each strings and control various params.
 No need to use MIDI.

 à+

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Re: [PD] [OT] Raspberry Pi Wolfson Audio Card

2014-03-13 Thread Rafael Vega
Anyone wants to share their experience with the BeagleBoneBlack?


On Thu, Mar 13, 2014 at 3:11 PM, Brian Fay ovaltinevor...@gmail.com wrote:

 While I'm sure that Dan is right that the UDOO is the better choice for
 USB audio, I do have to say that I've had decent success using my Raspberry
 Pi as a guitar effects processor, with the Behringer UCG102 interface.

 There's definitely a lot of quirkiness to getting it running... for
 example ALSA gets in an infinite restart loop when attempting low latency
 on pd-extended, but vanilla starts up fine under the same settings. And
 then there's the fact that an issue in the kernel screws up USB audio on
 major distros like Raspbian.

 I'm using the Satellite CCRMA distro right now with much better success.
 So far I've got various delays, a looper, and a waveshaper distortion
 running within the same patch, at 20ms latency with very few noticeable
 dropouts. Parameters are adjustable with a QuNeo MIDI controller and with a
 button attached to the GPIO pins.

 The Pi is a bit more affordable than the UDOO boards, but then again I had
 to buy a powered USB hub. Ultimately for one audio input the Raspberry Pi
 could probably serve most purposes, while the UDOO is more likely to scale
 to bigger installations.

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Re: [PD] [OT] Raspberry Pi Wolfson Audio Card

2014-03-19 Thread Rafael Vega
Thank you, Winfried!! :D


  + an iio-backend for Jack2 to use the internal AD's
in jack for processing sensor data in PD ;-)))  but tricky


I'm quite interested in this. Will you make this available in your blog?



   + but with a trick: filtered 5V supply for the USB-card not the USB power
it seems to get reasonable quality
(They have all the same chips like expensive USB cards: C-Media)


You mean hooking up the sound card to a different powers supply? I guess
the ones you are using are not USB powered?




 and release the PD-lib (GPIO,AD,I2C,... interfacing) for these
 devices.


Awesmmeee!!! :D :D
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[PD] oggread~ not working on pd-extended or libpd on windows.

2014-04-04 Thread Rafael Vega
Hi.

I am trying to use [oggread~] external on an application i'm developing
with libpd. No problems on mac or linux. Howerver, on windows (xp and 8,
32bit) I keep getting an error message from oggread~ when I try to open an
ogg file. Even ogg_read~-help.pd won't work:

oggread~: file C:/Users/rv/any.ogg opened
oggread~: error: could not open C:/Users/rv/Desktop/any.ogg as an
OggVorbis file
oggread~: file closed due to error

I have tried pd-extended (both installer and standalone) and I also
compiled oggread~ into my application and loaded it with libpd, same
outcome.

The weirdest part is that if I run pd vanilla, copy oggread~.dll from
pd-extended into the extra directory, the ogg files are opened correctly.

Any ideas on how to make this work? What kind of debug info can I provide?

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Re: [PD] oggread~ not working on pd-extended or libpd on windows.

2014-04-04 Thread Rafael Vega
Follow up:

Looking at the code for oggread~, I found that it does the actual opening
of the file with

if(ov_open(x-x_file, x-x_ov, NULL, -1)  0)

on the ov_open documentation it warns windows programmers not to use
ov_open but ov_open_callbacks instead [1] and [2] so I changed that line to
the following and I'm getting the message Bitstream does not contain any
Vorbis data. I'm pretty sure my file is a valid ogg file. I created it
using audacity and also tried with an ogg file downloaded from freesound.org
.

Any help with this will be very much appreciated

:)


int ret = ov_open_callbacks(x-x_file, x-x_ov, NULL, -1,
OV_CALLBACKS_DEFAULT);
switch(ret){
case OV_EREAD:
 post(A read from media returned an error.);
 break;
case OV_ENOTVORBIS:
post(Bitstream does not contain any Vorbis data);
break;
case OV_EVERSION:
post(OV_EVERSION - Vorbis version mismatch.);
break;
case OV_EBADHEADER:
post(Invalid Vorbis bitstream header.);
break;
case OV_EFAULT:
post(Internal logic fault; indicates a bug or heap/stack
corruption.);
break;
}
if(ret 0)



links:

[1] http://xiph.org/vorbis/doc/vorbisfile/ov_open_callbacks.html
[2] http://xiph.org/vorbis/doc/vorbisfile/ov_open.html



On Fri, Apr 4, 2014 at 5:48 PM, Rafael Vega email.r...@gmail.com wrote:

 Hi.

 I am trying to use [oggread~] external on an application i'm developing
 with libpd. No problems on mac or linux. Howerver, on windows (xp and 8,
 32bit) I keep getting an error message from oggread~ when I try to open an
 ogg file. Even ogg_read~-help.pd won't work:

 oggread~: file C:/Users/rv/any.ogg opened
 oggread~: error: could not open C:/Users/rv/Desktop/any.ogg as an
 OggVorbis file
 oggread~: file closed due to error

 I have tried pd-extended (both installer and standalone) and I also
 compiled oggread~ into my application and loaded it with libpd, same
 outcome.

 The weirdest part is that if I run pd vanilla, copy oggread~.dll from
 pd-extended into the extra directory, the ogg files are opened correctly.

 Any ideas on how to make this work? What kind of debug info can I provide?

 --
 Rafael Vega
 email.r...@gmail.com




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Re: [PD] oggread~ not working on pd-extended or libpd on windows.

2014-04-04 Thread Rafael Vega
Even more stuff ;)

In the same file, oggread~.c there is a line that reads:

if((x-x_file = sys_fopen(filename-s_name, r))  0)

But it should be:

if((x-x_file = sys_fopen(filename-s_name, rb)) = 0)

Now, to figure out how to submit a patch to pd-extended :P





On Fri, Apr 4, 2014 at 7:22 PM, Rafael Vega email.r...@gmail.com wrote:

 Follow up:

 Looking at the code for oggread~, I found that it does the actual opening
 of the file with

 if(ov_open(x-x_file, x-x_ov, NULL, -1)  0)

  on the ov_open documentation it warns windows programmers not to use
 ov_open but ov_open_callbacks instead [1] and [2] so I changed that line to
 the following and I'm getting the message Bitstream does not contain any
 Vorbis data. I'm pretty sure my file is a valid ogg file. I created it
 using audacity and also tried with an ogg file downloaded from
 freesound.org.

 Any help with this will be very much appreciated

 :)


 int ret = ov_open_callbacks(x-x_file, x-x_ov, NULL, -1,
 OV_CALLBACKS_DEFAULT);
 switch(ret){
 case OV_EREAD:
  post(A read from media returned an error.);
  break;
 case OV_ENOTVORBIS:
 post(Bitstream does not contain any Vorbis data);
 break;
 case OV_EVERSION:
 post(OV_EVERSION - Vorbis version mismatch.);
 break;
 case OV_EBADHEADER:
 post(Invalid Vorbis bitstream header.);
 break;
 case OV_EFAULT:
 post(Internal logic fault; indicates a bug or heap/stack
 corruption.);
 break;
 }
 if(ret 0)



 links:

 [1] http://xiph.org/vorbis/doc/vorbisfile/ov_open_callbacks.html
 [2] http://xiph.org/vorbis/doc/vorbisfile/ov_open.html



 On Fri, Apr 4, 2014 at 5:48 PM, Rafael Vega email.r...@gmail.com wrote:

 Hi.

 I am trying to use [oggread~] external on an application i'm developing
 with libpd. No problems on mac or linux. Howerver, on windows (xp and 8,
 32bit) I keep getting an error message from oggread~ when I try to open an
 ogg file. Even ogg_read~-help.pd won't work:

 oggread~: file C:/Users/rv/any.ogg opened
 oggread~: error: could not open C:/Users/rv/Desktop/any.ogg as an
 OggVorbis file
 oggread~: file closed due to error

 I have tried pd-extended (both installer and standalone) and I also
 compiled oggread~ into my application and loaded it with libpd, same
 outcome.

 The weirdest part is that if I run pd vanilla, copy oggread~.dll from
 pd-extended into the extra directory, the ogg files are opened correctly.

 Any ideas on how to make this work? What kind of debug info can I provide?

 --
 Rafael Vega
 email.r...@gmail.com




 --
 Rafael Vega
 email.r...@gmail.com




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Re: [PD] oggread~ not working on pd-extended or libpd on windows.

2014-04-04 Thread Rafael Vega
Forgot to say: this fixes my issue, I can now open and play ogg files.



On Fri, Apr 4, 2014 at 8:49 PM, Rafael Vega email.r...@gmail.com wrote:

 Even more stuff ;)

 In the same file, oggread~.c there is a line that reads:

 if((x-x_file = sys_fopen(filename-s_name, r))  0)

 But it should be:

 if((x-x_file = sys_fopen(filename-s_name, rb)) = 0)

 Now, to figure out how to submit a patch to pd-extended :P





 On Fri, Apr 4, 2014 at 7:22 PM, Rafael Vega email.r...@gmail.com wrote:

 Follow up:

 Looking at the code for oggread~, I found that it does the actual opening
 of the file with

 if(ov_open(x-x_file, x-x_ov, NULL, -1)  0)

  on the ov_open documentation it warns windows programmers not to use
 ov_open but ov_open_callbacks instead [1] and [2] so I changed that line to
 the following and I'm getting the message Bitstream does not contain any
 Vorbis data. I'm pretty sure my file is a valid ogg file. I created it
 using audacity and also tried with an ogg file downloaded from
 freesound.org.

 Any help with this will be very much appreciated

 :)


 int ret = ov_open_callbacks(x-x_file, x-x_ov, NULL, -1,
 OV_CALLBACKS_DEFAULT);
 switch(ret){
 case OV_EREAD:
  post(A read from media returned an error.);
  break;
 case OV_ENOTVORBIS:
 post(Bitstream does not contain any Vorbis data);
 break;
 case OV_EVERSION:
 post(OV_EVERSION - Vorbis version mismatch.);
 break;
 case OV_EBADHEADER:
 post(Invalid Vorbis bitstream header.);
 break;
 case OV_EFAULT:
 post(Internal logic fault; indicates a bug or heap/stack
 corruption.);
 break;
 }
 if(ret 0)



 links:

 [1] http://xiph.org/vorbis/doc/vorbisfile/ov_open_callbacks.html
 [2] http://xiph.org/vorbis/doc/vorbisfile/ov_open.html



 On Fri, Apr 4, 2014 at 5:48 PM, Rafael Vega email.r...@gmail.com wrote:

 Hi.

 I am trying to use [oggread~] external on an application i'm developing
 with libpd. No problems on mac or linux. Howerver, on windows (xp and 8,
 32bit) I keep getting an error message from oggread~ when I try to open an
 ogg file. Even ogg_read~-help.pd won't work:

 oggread~: file C:/Users/rv/any.ogg opened
 oggread~: error: could not open C:/Users/rv/Desktop/any.ogg as an
 OggVorbis file
 oggread~: file closed due to error

 I have tried pd-extended (both installer and standalone) and I also
 compiled oggread~ into my application and loaded it with libpd, same
 outcome.

 The weirdest part is that if I run pd vanilla, copy oggread~.dll from
 pd-extended into the extra directory, the ogg files are opened correctly.

 Any ideas on how to make this work? What kind of debug info can I
 provide?

 --
 Rafael Vega
 email.r...@gmail.com




 --
 Rafael Vega
 email.r...@gmail.com




 --
 Rafael Vega
 email.r...@gmail.com




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[PD] Which one is the correct repository to submit patches for externals code? (Was: oggread~ not working on pd-extended or libpd on windows.)

2014-04-05 Thread Rafael Vega
I found and fixed a bug in oggread~ that is windows specific. The fix is a
one liner in oggread~.c (details in previous thread).

I thought the central place for externals code was the SVN community
repoat [1] but the comments below confuse me.

Can someone please confirm which one is the correct place to submit a patch?

Thanks!   :)





[1] http://sourceforge.net/p/pure-data/svn/HEAD/tree/trunk/


On Fri, Apr 4, 2014 at 10:48 PM, Simon Wise simonzw...@gmail.com wrote:

 On 05/04/14 14:21, Martin Peach wrote:

 I think it's here:

 http://sourceforge.net/p/pure-data/patches/


 that seems to be for pd rather than externals???

 maybe a patch to debian package pd-pdogg, which could then get upstream,
 since for some (especially older) externals this may be the most actively
 maintained repo? I don't know about [oggread~] in particular though ... but
 is this problem/patch only a windows one?


 Simon

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Re: [PD] [PD-dev] oggread~ not working on pd-extended or libpd on windows.

2014-04-05 Thread Rafael Vega
Hi Miller,

On my windows machines (XP and 8.1), if I tried to open with mode 'r', the
later call to ov_open would fail. If I change the mode to 'rb', the later
call to ov_open works fine. I also read somewhere that the 'b' mode does
nothing on Unix (I still have to test that when I'm back to my Linux and
Mac machines).

As for the comparison against NULL, the original code was comparing

if((x-x_file = sys_fopen(filename-s_name, r))  0)

And I changed it to  =  instead. You are right in that it makes no sense
to compare the sign of a pointer so  ==  it is :)

R.



On Sat, Apr 5, 2014 at 9:03 AM, Miller Puckette m...@ucsd.edu wrote:

 I THink it should really be:

 if((x-x_file = sys_fopen(filename-s_name, r)) == 0)

 sys_fopen returns NULL (also known as 0) on failure, otherwise a pointer;
 it makes no sense to check the sign of a pointer as far as I know.

 cheers
 Miller

 On Fri, Apr 04, 2014 at 11:21:37PM -0400, Martin Peach wrote:
  I think it's here:
 
  http://sourceforge.net/p/pure-data/patches/
 
  Martin
 
  On 2014-04-04 21:49, Rafael Vega wrote:
  Even more stuff ;)
  
  In the same file, oggread~.c there is a line that reads:
  
   if((x-x_file = sys_fopen(filename-s_name, r))  0)
  
  But it should be:
  
   if((x-x_file = sys_fopen(filename-s_name, rb)) = 0)
  
  Now, to figure out how to submit a patch to pd-extended :P
  
  
  
  
  
  On Fri, Apr 4, 2014 at 7:22 PM, Rafael Vega email.r...@gmail.com
  mailto:email.r...@gmail.com wrote:
  
  Follow up:
  
  Looking at the code for oggread~, I found that it does the actual
  opening of the file with
  
   if(ov_open(x-x_file, x-x_ov, NULL, -1)  0)
  
  on the ov_open documentation it warns windows programmers not to use
  ov_open but ov_open_callbacks instead [1] and [2] so I changed that
  line to the following and I'm getting the message Bitstream does
  not contain any Vorbis data. I'm pretty sure my file is a valid ogg
  file. I created it using audacity and also tried with an ogg file
  downloaded from freesound.org http://freesound.org.
  
  Any help with this will be very much appreciated
  
  :)
  
  
   int ret = ov_open_callbacks(x-x_file, x-x_ov, NULL, -1,
  OV_CALLBACKS_DEFAULT);
   switch(ret){
   case OV_EREAD:
post(A read from media returned an error.);
break;
   case OV_ENOTVORBIS:
   post(Bitstream does not contain any Vorbis data);
   break;
   case OV_EVERSION:
   post(OV_EVERSION - Vorbis version mismatch.);
   break;
   case OV_EBADHEADER:
   post(Invalid Vorbis bitstream header.);
   break;
   case OV_EFAULT:
   post(Internal logic fault; indicates a bug or
  heap/stack corruption.);
   break;
   }
   if(ret 0)
  
  
  
  links:
  
  [1] http://xiph.org/vorbis/doc/vorbisfile/ov_open_callbacks.html
  [2] http://xiph.org/vorbis/doc/vorbisfile/ov_open.html
  
  
  
  On Fri, Apr 4, 2014 at 5:48 PM, Rafael Vega email.r...@gmail.com
  mailto:email.r...@gmail.com wrote:
  
  Hi.
  
  I am trying to use [oggread~] external on an application i'm
  developing with libpd. No problems on mac or linux. Howerver, on
  windows (xp and 8, 32bit) I keep getting an error message from
  oggread~ when I try to open an ogg file. Even ogg_read~-help.pd
  won't work:
  
  oggread~: file C:/Users/rv/any.ogg opened
  oggread~: error: could not open C:/Users/rv/Desktop/any.ogg as
  an OggVorbis file
  oggread~: file closed due to error
  
  I have tried pd-extended (both installer and standalone) and I
  also compiled oggread~ into my application and loaded it with
  libpd, same outcome.
  
  The weirdest part is that if I run pd vanilla, copy oggread~.dll
  from pd-extended into the extra directory, the ogg files are
  opened correctly.
  
  Any ideas on how to make this work? What kind of debug info can
  I provide?
  
  --
  Rafael Vega
  email.r...@gmail.com mailto:email.r...@gmail.com
  
  
  
  
  --
  Rafael Vega
  email.r...@gmail.com mailto:email.r...@gmail.com
  
  
  
  
  --
  Rafael Vega
  email.r...@gmail.com mailto:email.r...@gmail.com
  
  
  ___
  Pd-dev mailing list
  pd-...@iem.at
  http://lists.puredata.info/listinfo/pd-dev
  
 
 
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email.r...@gmail.com
___
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Re: [PD] [PD-dev] oggread~ not working on pd-extended or libpd on windows.

2014-04-05 Thread Rafael Vega
I also find it strange that using the external on pd-vanilla by copying the
dll to the extra folder in the vanilla directory works fine. Any ideas
why? Maybe has something to do with compiler environment differences
between vanilla and extended? Do you guys use MinGW for both?



On Sat, Apr 5, 2014 at 10:34 AM, Rafael Vega email.r...@gmail.com wrote:

 Hi Miller,

 On my windows machines (XP and 8.1), if I tried to open with mode 'r', the
 later call to ov_open would fail. If I change the mode to 'rb', the later
 call to ov_open works fine. I also read somewhere that the 'b' mode does
 nothing on Unix (I still have to test that when I'm back to my Linux and
 Mac machines).

 As for the comparison against NULL, the original code was comparing

 if((x-x_file = sys_fopen(filename-s_name, r))  0)

 And I changed it to  =  instead. You are right in that it makes no sense
 to compare the sign of a pointer so  ==  it is :)

 R.



 On Sat, Apr 5, 2014 at 9:03 AM, Miller Puckette m...@ucsd.edu wrote:

 I THink it should really be:

 if((x-x_file = sys_fopen(filename-s_name, r)) == 0)

 sys_fopen returns NULL (also known as 0) on failure, otherwise a pointer;
 it makes no sense to check the sign of a pointer as far as I know.

 cheers
 Miller

 On Fri, Apr 04, 2014 at 11:21:37PM -0400, Martin Peach wrote:
  I think it's here:
 
  http://sourceforge.net/p/pure-data/patches/
 
  Martin
 
  On 2014-04-04 21:49, Rafael Vega wrote:
  Even more stuff ;)
  
  In the same file, oggread~.c there is a line that reads:
  
   if((x-x_file = sys_fopen(filename-s_name, r))  0)
  
  But it should be:
  
   if((x-x_file = sys_fopen(filename-s_name, rb)) = 0)
  
  Now, to figure out how to submit a patch to pd-extended :P
  
  
  
  
  
  On Fri, Apr 4, 2014 at 7:22 PM, Rafael Vega email.r...@gmail.com
  mailto:email.r...@gmail.com wrote:
  
  Follow up:
  
  Looking at the code for oggread~, I found that it does the actual
  opening of the file with
  
   if(ov_open(x-x_file, x-x_ov, NULL, -1)  0)
  
  on the ov_open documentation it warns windows programmers not to
 use
  ov_open but ov_open_callbacks instead [1] and [2] so I changed that
  line to the following and I'm getting the message Bitstream does
  not contain any Vorbis data. I'm pretty sure my file is a valid
 ogg
  file. I created it using audacity and also tried with an ogg file
  downloaded from freesound.org http://freesound.org.
  
  Any help with this will be very much appreciated
  
  :)
  
  
   int ret = ov_open_callbacks(x-x_file, x-x_ov, NULL, -1,
  OV_CALLBACKS_DEFAULT);
   switch(ret){
   case OV_EREAD:
post(A read from media returned an error.);
break;
   case OV_ENOTVORBIS:
   post(Bitstream does not contain any Vorbis
 data);
   break;
   case OV_EVERSION:
   post(OV_EVERSION - Vorbis version mismatch.);
   break;
   case OV_EBADHEADER:
   post(Invalid Vorbis bitstream header.);
   break;
   case OV_EFAULT:
   post(Internal logic fault; indicates a bug or
  heap/stack corruption.);
   break;
   }
   if(ret 0)
  
  
  
  links:
  
  [1] http://xiph.org/vorbis/doc/vorbisfile/ov_open_callbacks.html
  [2] http://xiph.org/vorbis/doc/vorbisfile/ov_open.html
  
  
  
  On Fri, Apr 4, 2014 at 5:48 PM, Rafael Vega email.r...@gmail.com
  mailto:email.r...@gmail.com wrote:
  
  Hi.
  
  I am trying to use [oggread~] external on an application i'm
  developing with libpd. No problems on mac or linux. Howerver,
 on
  windows (xp and 8, 32bit) I keep getting an error message from
  oggread~ when I try to open an ogg file. Even ogg_read~-help.pd
  won't work:
  
  oggread~: file C:/Users/rv/any.ogg opened
  oggread~: error: could not open C:/Users/rv/Desktop/any.ogg
 as
  an OggVorbis file
  oggread~: file closed due to error
  
  I have tried pd-extended (both installer and standalone) and I
  also compiled oggread~ into my application and loaded it with
  libpd, same outcome.
  
  The weirdest part is that if I run pd vanilla, copy
 oggread~.dll
  from pd-extended into the extra directory, the ogg files are
  opened correctly.
  
  Any ideas on how to make this work? What kind of debug info can
  I provide?
  
  --
  Rafael Vega
  email.r...@gmail.com mailto:email.r...@gmail.com
  
  
  
  
  --
  Rafael Vega
  email.r...@gmail.com mailto:email.r...@gmail.com
  
  
  
  
  --
  Rafael Vega
  email.r...@gmail.com mailto:email.r...@gmail.com

Re: [PD] [PD-dev] oggread~ not working on pd-extended or libpd on windows.

2014-04-05 Thread Rafael Vega
Extended on MinGW and my libpd project on MinGW show the same problem, that
makes sense. Thanks, Martin!


On Sat, Apr 5, 2014 at 10:49 AM, Martin Peach martin.pe...@sympatico.cawrote:

 I think vanilla is compiled with MSVC and extended with MinGW so there are
 incompatibilities in the c runtime especially where file pointers are
 concerned. Sometimes externals will work on both versions but if the
 external opens its own files using Pd functions to find the path then it
 probably won't.

 Martin


 On 2014-04-05 11:36, Rafael Vega wrote:

 I also find it strange that using the external on pd-vanilla by copying
 the dll to the extra folder in the vanilla directory works fine. Any
 ideas why? Maybe has something to do with compiler environment
 differences between vanilla and extended? Do you guys use MinGW for both?



 On Sat, Apr 5, 2014 at 10:34 AM, Rafael Vega email.r...@gmail.com
 mailto:email.r...@gmail.com wrote:

 Hi Miller,

 On my windows machines (XP and 8.1), if I tried to open with mode
 'r', the later call to ov_open would fail. If I change the mode to
 'rb', the later call to ov_open works fine. I also read somewhere
 that the 'b' mode does nothing on Unix (I still have to test that
 when I'm back to my Linux and Mac machines).

 As for the comparison against NULL, the original code was comparing

 if((x-x_file = sys_fopen(filename-s_name, r))  0)

 And I changed it to  =  instead. You are right in that it makes no
 sense to compare the sign of a pointer so  ==  it is :)

 R.



 On Sat, Apr 5, 2014 at 9:03 AM, Miller Puckette m...@ucsd.edu
 mailto:m...@ucsd.edu wrote:

 I THink it should really be:

 if((x-x_file = sys_fopen(filename-s_name, r)) == 0)

 sys_fopen returns NULL (also known as 0) on failure, otherwise a
 pointer;
 it makes no sense to check the sign of a pointer as far as I know.

 cheers
 Miller

 On Fri, Apr 04, 2014 at 11:21:37PM -0400, Martin Peach wrote:
   I think it's here:
  
   http://sourceforge.net/p/pure-data/patches/
  
   Martin
  
   On 2014-04-04 21:49, Rafael Vega wrote:
   Even more stuff ;)
   
   In the same file, oggread~.c there is a line that reads:
   
if((x-x_file = sys_fopen(filename-s_name, r))  0)
   
   But it should be:
   
if((x-x_file = sys_fopen(filename-s_name, rb)) = 0)
   
   Now, to figure out how to submit a patch to pd-extended :P
   
   
   
   
   
   On Fri, Apr 4, 2014 at 7:22 PM, Rafael Vega
 email.r...@gmail.com mailto:email.r...@gmail.com
   mailto:email.r...@gmail.com mailto:email.r...@gmail.com

 wrote:
   
   Follow up:
   
   Looking at the code for oggread~, I found that it does
 the actual
   opening of the file with
   
if(ov_open(x-x_file, x-x_ov, NULL, -1)  0)
   
   on the ov_open documentation it warns windows
 programmers not to use
   ov_open but ov_open_callbacks instead [1] and [2] so I
 changed that
   line to the following and I'm getting the message
 Bitstream does
   not contain any Vorbis data. I'm pretty sure my file is
 a valid ogg
   file. I created it using audacity and also tried with an
 ogg file
   downloaded from freesound.org http://freesound.org
 http://freesound.org.
   
   Any help with this will be very much appreciated
   
   :)
   
   
int ret = ov_open_callbacks(x-x_file,
 x-x_ov, NULL, -1,
   OV_CALLBACKS_DEFAULT);
switch(ret){
case OV_EREAD:
 post(A read from media returned an
 error.);
 break;
case OV_ENOTVORBIS:
post(Bitstream does not contain any
 Vorbis data);
break;
case OV_EVERSION:
post(OV_EVERSION - Vorbis version
 mismatch.);
break;
case OV_EBADHEADER:
post(Invalid Vorbis bitstream header.);
break;
case OV_EFAULT:
post(Internal logic fault; indicates a
 bug or
   heap/stack corruption.);
break;
}
if(ret 0)
   
   
   
   links