Just speaking the words that are defined in my language model and
dictionary. I think my problem is more severe than the words I am choosing
to speak. Besides, if PocketSphinx segfaults just because you say hmmm then
I am wasting my time.

On Wed, Mar 21, 2012 at 6:40 PM, JM <[email protected]> wrote:

> What exactly are you speaking into the microphone?
> Saying "null" or "hmm" may lead to segfauls ;)
>
>
> Am Mittwoch, den 21.03.2012, 14:38 -0400 schrieb Brian Duffy:
> > Sorry, forgot to mention that the segfault happens when I speak into the
> > microphone; so my pipeline and asr are working well enough to pick up
> > utterances from my microphone.
> >
> >
> >
> > ---------- Forwarded message ----------
> > From: Brian Duffy <[email protected]>
> > Date: Wed, Mar 21, 2012 at 2:30 PM
> > Subject: Porting "Using PocketSphinx with GStreamer and python" to Vala
> > To: vala-list <[email protected]>,
> > [email protected]
> >
> >
> > Hello all, I am trying to port
> > <http://goog_1501870203>this<
> http://cmusphinx.sourceforge.net/wiki/gstreamer>example
> > "Using PocketSphinx with GStreamer and Python" to Vala. I have an
> > example compiling but I am getting some warnings that I don't understand
> > and a segmentation fault when running. Also, I am not sure what data
> types
> > I should be using for the "text" and "uttid" params in the asrResult ,
> > asrPartialResult, partialResult and finalResult methods. My environment
> is
> > Fedora 16. PocketSphinx .7, latest gstreamer that comes with Fedora 16. I
> > am using Clutter (1.8) for the main loop because my application UI will
> > ultimately be written in Clutter. Any help would be greatly appreciated.
> > Here are my compile warnings and code .... thanks. [brian@duffybr2foodie]$
> > valac -X -O2 -g --pkg clutter-1.0 --pkg gstreamer-0.10 --pkg
> > gstreamer-interfaces-0.10 --pkg clutter-gst-1.0 cmu.vala
> > cmu.vala:25.24-25.48: warning: unhandled error `GLib.Error' pipeline =
> > (Pipeline)Gst.parse_launch(pipeDef); ^^^^^^^^^^^^^^^^^^^^^^^^^
> > cmu.vala:11.2-11.26: warning: field `Sphinx.vader' never used private
> > Gst.Element vader; ^^^^^^^^^^^^^^^^^^^^^^^^^ cmu.vala:112.6-112.26:
> > warning: local variable `sphinx' declared but never used var sphinx = new
> > Sphinx(); ^^^^^^^^^^^^^^^^^^^^^
> /home/brian/BitBucketRepos/foodie/cmu.vala:
> > In function ‘sphinx_asrPartialResult’:
> > /home/brian/BitBucketRepos/foodie/cmu.vala:51:2: warning: passing
> argument
> > 1 of ‘gst_structure_set_value’ discards ‘const’ qualifier from pointer
> > target type [enabled by default]
> > /usr/include/gstreamer-0.10/gst/gststructure.h:117:25: note: expected
> > ‘struct GstStructure *’ but argument is of type ‘const struct
> GstStructure
> > *’ /home/brian/BitBucketRepos/foodie/cmu.vala:52:2: warning: passing
> > argument 1 of ‘gst_structure_set_value’ discards ‘const’ qualifier from
> > pointer target type [enabled by default]
> > /usr/include/gstreamer-0.10/gst/gststructure.h:117:25: note: expected
> > ‘struct GstStructure *’ but argument is of type ‘const struct
> GstStructure
> > *’ /home/brian/BitBucketRepos/foodie/cmu.vala:54:2: warning: passing
> > argument 1 of ‘_gst_structure_copy0’ discards ‘const’ qualifier from
> > pointer target type [enabled by default] cmu.vala.c:287:17: note:
> expected
> > ‘gpointer’ but argument is of type ‘const struct GstStructure *’
> > /home/brian/BitBucketRepos/foodie/cmu.vala: In function
> ‘sphinx_asrResult’:
> > /home/brian/BitBucketRepos/foodie/cmu.vala:65:2: warning: passing
> argument
> > 1 of ‘gst_structure_set_value’ discards ‘const’ qualifier from pointer
> > target type [enabled by default]
> > /usr/include/gstreamer-0.10/gst/gststructure.h:117:25: note: expected
> > ‘struct GstStructure *’ but argument is of type ‘const struct
> GstStructure
> > *’ /home/brian/BitBucketRepos/foodie/cmu.vala:66:2: warning: passing
> > argument 1 of ‘gst_structure_set_value’ discards ‘const’ qualifier from
> > pointer target type [enabled by default]
> > /usr/include/gstreamer-0.10/gst/gststructure.h:117:25: note: expected
> > ‘struct GstStructure *’ but argument is of type ‘const struct
> GstStructure
> > *’ /home/brian/BitBucketRepos/foodie/cmu.vala:68:2: warning: passing
> > argument 1 of ‘_gst_structure_copy0’ discards ‘const’ qualifier from
> > pointer target type [enabled by default] cmu.vala.c:287:17: note:
> expected
> > ‘gpointer’ but argument is of type ‘const struct GstStructure *’
> > /home/brian/BitBucketRepos/foodie/cmu.vala: In function
> > ‘sphinx_app_message’: /home/brian/BitBucketRepos/foodie/cmu.vala:77:2:
> > warning: passing argument 1 of ‘_gst_structure_copy0’ discards ‘const’
> > qualifier from pointer target type [enabled by default]
> cmu.vala.c:287:17:
> > note: expected ‘gpointer’ but argument is of type ‘const struct
> > GstStructure *’ cmu.vala.c: In function ‘_vala_main’:
> > /home/brian/BitBucketRepos/foodie/cmu.vala:107:15: warning: ignoring
> return
> > value of ‘clutter_init’, declared with attribute warn_unused_result
> > [-Wunused-result] Compilation succeeded - 3 warning(s)
> >
> >
> >
> >
> > [code]
> > using Clutter;
> > using ClutterGst;
> > using Gst;
> >
> >
> > class Sphinx : GLib.Object {
> >
> >
> > // experimenting with gstreamer pocketsphinx
> > private Gst.Pipeline pipeline;
> >  private Gst.Element vader;
> > dynamic Gst.Element asr;
> > private Gst.Bus bus;
> >  private Gst.Structure msg;
> > private Gst.Structure my_struct;
> >
> >  public Sphinx() {
> >
> >
> > string a = """pulsesrc
> > device="alsa_input.usb-AKM_AK5370-00-AK5370.analog-mono" ! audioconvert
> > !""";
> >  string b = """ audioresample ! vader name=vad auto-threshold=true !
> > pocketsphinx name=asr ! fakesink""";
> >
> >
> > string pipeDef = a + b;
> > pipeline = (Pipeline)Gst.parse_launch(pipeDef);
> >
> > asr = pipeline.get_by_name("asr");
> >
> > asr.set_property("lm", "4038.lm");
> >         asr.set_property("dict", "4038.dic");
> >
> > asr.partial_result.connect(asrPartialResult);
> > asr.result.connect(asrResult);
> >
> > asr.set_property("configured", true);
> >
> > bus = pipeline.get_bus();
> >         bus.add_signal_watch();
> > bus.message.connect(app_message);
> >
> > pipeline.set_state(Gst.State.PLAYING);
> >
> > }
> >
> >
> > private void asrPartialResult(Gst.Element asr, GLib.Value text,
> GLib.Value
> > uttid) {
> >          my_struct = new Gst.Structure.empty("partial_result");
> >
> >         my_struct.set_value("hyp", text);
> >         my_struct.set_value("uttid", uttid);
> >
> >         asr.post_message(new Gst.Message.application(asr, my_struct));
> >  }
> >
> >
> > private void asrResult(Gst.Element asr, GLib.Value text, GLib.Value
> uttid) {
> >
> > stdout.printf("%s", "inside asrResult");
> >          my_struct = new Gst.Structure.empty("result");
> >
> >         my_struct.set_value("hyp", text);
> >         my_struct.set_value("uttid", uttid);
> >
> >         asr.post_message(new Gst.Message.application(asr, my_struct));
> >  }
> >
> >
> > private void app_message(Gst.Bus bus, Gst.Message p_msg) {
> >
> >  //stdout.printf("%s", "inside app_message");
> > msg = p_msg.get_structure();
> >  string msgType = msg.get_name();
> >
> > if (msgType == "partial_result") {
> >  partialResult(msg["hyp"], msg["uttid"]);
> > }else if (msgType == "result") {
> >  finalResult(msg["hyp"], msg["uttid"]);
> > pipeline.set_state(Gst.State.PAUSED);
> >  }
> >   }
> >
> > private void partialResult(GLib.Value hyp, GLib.Value uttid) {
> >
> > stdout.printf("%s", (string)hyp);
> > }
> >
> >  private void finalResult(GLib.Value hyp, GLib.Value uttid) {
> > stdout.printf("%s", (string)hyp);
> >  }
> >
> >
> > }
> >
> >
> > int main (string[] args) {
> >
> > Clutter.init(ref args);
> >  Gst.init(ref args);
> >
> > //ClutterGst.init(ref args);
> >
> >  var sphinx = new Sphinx();
> >
> > Clutter.main();
> >
> > return 0;
> > }
> > [/code]
> > --
> > Duff
> >
> >
> >
> > _______________________________________________
> > vala-list mailing list
> > [email protected]
> > http://mail.gnome.org/mailman/listinfo/vala-list
>
>
> _______________________________________________
> vala-list mailing list
> [email protected]
> http://mail.gnome.org/mailman/listinfo/vala-list
>



-- 
Duff
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