Esempio n. 1
0
static void
print_plugin_automatic_install_info (GstPlugin * plugin)
{
  GList *features, *l;

  /* not interested in typefind factories, only element factories */
  features = gst_registry_get_feature_list (gst_registry_get (),
      GST_TYPE_ELEMENT_FACTORY);

  for (l = features; l != NULL; l = l->next) {
    GstPluginFeature *feature;
    GstPlugin *feature_plugin;

    feature = GST_PLUGIN_FEATURE (l->data);

    /* only interested in the ones that are in the plugin we just loaded */
    feature_plugin = gst_plugin_feature_get_plugin (feature);
    if (feature_plugin == plugin) {
      GstElementFactory *factory;

      g_print ("element-%s\n", gst_plugin_feature_get_name (feature));

      factory = GST_ELEMENT_FACTORY (feature);
      print_plugin_automatic_install_info_protocols (factory);
      print_plugin_automatic_install_info_codecs (factory);
    }
    if (feature_plugin)
      gst_object_unref (feature_plugin);
  }

  g_list_foreach (features, (GFunc) gst_object_unref, NULL);
  g_list_free (features);
}
Esempio n. 2
0
/*
 * Method: get_features(feature_type_or_plugin_name)
 * feature_type_or_plugin_name: a feature type or plugin name.
 *
 * Gets a list of all plugin features of the given type in the pool.
 *
 * Valid features types are Gst::AutoplugFactory, Gst::ElementFactory,
 * Gst::IndexFactory, Gst::SchedulerFactory and Gst::TypeFactory.
 *
 * Returns: an array of Gst::PluginFeature objects.
 */
static VALUE
rb_gst_registry_get_features(VALUE self, VALUE type_or_plugin_name)
{
    GList *list, *node;
    GType gtype;
    VALUE arr;

    if (RVAL2CBOOL(rb_obj_is_kind_of(type_or_plugin_name, rb_cString))) {
        list = gst_registry_get_feature_list_by_plugin(RGST_REGISTRY(self),
                                                       RVAL2CSTR(type_or_plugin_name));
    } else {
        gtype = CLASS2GTYPE(type_or_plugin_name);
        if (!is_valid_pluginfeature_type(gtype))
            rb_raise (rb_eArgError, "Invalid feature type.");

        list = gst_registry_get_feature_list(RGST_REGISTRY(self), gtype);
    }

    arr = rb_ary_new();
    for (node = list; node != NULL; node = g_list_next(node)) {
        rb_ary_push(arr, instanciate_pluginfeature(GST_PLUGIN_FEATURE(node->data)));
    }
    g_list_free (list);

    return arr;
}
Esempio n. 3
0
int
main (int argc, char *argv[])
{
  GstElementFactory *factory;
  GOptionEntry options[] = {
    GST_TOOLS_GOPTION_VERSION,
    {NULL}
  };
  GOptionContext *ctx;
  GError *err = NULL;

  setlocale (LC_ALL, "");

#if !GLIB_CHECK_VERSION (2, 31, 0)
  g_thread_init (NULL);
#endif

  gst_tools_set_prgname ("gst-xmlinspect");

  ctx = g_option_context_new ("[ELEMENT-NAME]");
  g_option_context_add_main_entries (ctx, options, GETTEXT_PACKAGE);
  g_option_context_add_group (ctx, gst_init_get_option_group ());
  if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
    g_print ("Error initializing: %s\n", err->message);
    exit (1);
  }
  g_option_context_free (ctx);

  gst_tools_print_version ("gst-xmlinspect");

  /* if no arguments, print out all elements */
  if (argc == 1) {
    GList *features, *f;

    features = gst_registry_get_feature_list (gst_registry_get_default (),
        GST_TYPE_ELEMENT_FACTORY);

    PUT_STRING (0, "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");

    for (f = features; f != NULL; f = f->next)
      print_element_info (GST_ELEMENT_FACTORY (f->data));

    gst_plugin_feature_list_free (features);
    return 0;
  }

  /* else we try to get a factory */
  factory = gst_element_factory_find (argv[1]);

  /* if there's a factory, print out the info */
  if (factory) {
    PUT_STRING (0, "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");
    return print_element_info (factory);
  }

  /* otherwise, error out */
  g_printerr ("no such element '%s'\n", argv[1]);
  return -1;
}
Esempio n. 4
0
EffectManager::EffectManager(Backend *backend)
        : QObject(backend)
        , m_backend(backend)
{
    GList* factoryList = gst_registry_get_feature_list(gst_registry_get_default (), GST_TYPE_ELEMENT_FACTORY);
    QString name, klass, description, author;
    for (GList* iter = g_list_first(factoryList) ; iter != NULL ; iter = g_list_next(iter)) {
        GstPluginFeature *feature = GST_PLUGIN_FEATURE(iter->data);
        klass = gst_element_factory_get_klass(GST_ELEMENT_FACTORY(feature));
        if ( klass == "Filter/Effect/Audio" ) {
            name =  GST_PLUGIN_FEATURE_NAME(feature);

            // These plugins simply make no sense to the frontend:
            // "audiorate" Should be internal
            // "volume" not needed
            // "equalizer-nbands" not really useful at the moment

            // These plugins simply don't work or have major stability issues:
            // "iir" Does not seem to do much at the moment
            // "audioinvert" Only works for some streams, should be invesigated
            // "lpwsinc" Crashes for large values of filter kernel
            // "name" Crashes for large values of filter kernel
            
            // Seems to be working, but not well tested:
            // name == "rglimiter" Seems functional
            // name == "rgvolume" Seems to be working

            QString pluginString = qgetenv("PHONON_GST_ALL_EFFECTS");
            bool acceptAll = pluginString.toInt();

            if (acceptAll 
                // Plugins that have been accepted so far
                 || name == "audiopanorama" 
                 || name == "audioamplify" 
                 || name == "audiodynamic" 
                 || name == "equalizer-10bands" 
                 || name == "speed") 
                {
                    description = gst_element_factory_get_description (GST_ELEMENT_FACTORY(feature));
                    author = gst_element_factory_get_author (GST_ELEMENT_FACTORY(feature));
                    EffectInfo *effect = new EffectInfo(name, description, author);
                    m_audioEffectList.append(effect);
            }
        }
    }
    g_list_free(factoryList);
}
Esempio n. 5
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/***
 * !reimp
 */
QStringList Backend::availableMimeTypes() const
{
    QStringList availableMimeTypes;

    if (!isValid())
        return availableMimeTypes;

    GstElementFactory *mpegFactory;
    // Add mp3 as a separate mime type as people are likely to look for it.
    if ((mpegFactory = gst_element_factory_find ("ffmpeg")) || 
        (mpegFactory = gst_element_factory_find ("mad"))) {
        availableMimeTypes << QLatin1String("audio/x-mp3");
        gst_object_unref(GST_OBJECT(mpegFactory));
    }

    // Iterate over all audio and video decoders and extract mime types from sink caps
    GList* factoryList = gst_registry_get_feature_list(gst_registry_get_default (), GST_TYPE_ELEMENT_FACTORY);
    for (GList* iter = g_list_first(factoryList) ; iter != NULL ; iter = g_list_next(iter)) {
        GstPluginFeature *feature = GST_PLUGIN_FEATURE(iter->data);
        QString klass = gst_element_factory_get_klass(GST_ELEMENT_FACTORY(feature));

        if (klass == QLatin1String("Codec/Decoder/Audio") || 
            klass == QLatin1String("Codec/Decoder/Video")) {

            const GList *static_templates;
            GstElementFactory *factory = GST_ELEMENT_FACTORY(feature);
            static_templates = gst_element_factory_get_static_pad_templates(factory);

            for (; static_templates != NULL ; static_templates = static_templates->next) {
                GstStaticPadTemplate *padTemplate = (GstStaticPadTemplate *) static_templates->data;
                if (padTemplate && padTemplate->direction == GST_PAD_SINK) {
                    GstCaps *caps = gst_static_pad_template_get_caps (padTemplate);

                    if (caps) {
                        const GstStructure* capsStruct = gst_caps_get_structure (caps, 0);
                        QString mime = QString::fromUtf8(gst_structure_get_name (capsStruct));
                        if (!availableMimeTypes.contains(mime))
                              availableMimeTypes.append(mime);
                    }
                }
            }
        }
    }
    g_list_free(factoryList);
    availableMimeTypes.sort();
    return availableMimeTypes;
}
Esempio n. 6
0
EXPORT_C
#endif

GList *
gst_audio_default_registry_mixer_filter (GstAudioMixerFilterFunc filter_func,
    gboolean first, gpointer data)
{
  GList *mixer_list = NULL;
  GList *feature_list;
  GList *walk;

  /* go through all elements of a certain class and check whether
   * they implement a mixer. If so, add it to the list. */
  feature_list = gst_registry_get_feature_list (gst_registry_get_default (),
      GST_TYPE_ELEMENT_FACTORY);

  feature_list = g_list_sort (feature_list, element_factory_rank_compare_func);

  for (walk = feature_list; walk != NULL; walk = walk->next) {
    GstElementFactory *factory;
    const gchar *klass;

    factory = GST_ELEMENT_FACTORY (walk->data);

    /* check category */
    klass = gst_element_factory_get_klass (factory);
    if (strcmp (klass, "Generic/Audio") == 0) {
      gst_audio_mixer_filter_probe_feature (filter_func, factory,
          &mixer_list, first, data);
    }

    if (first && mixer_list != NULL) {
      GST_DEBUG ("Stopping after first found mixer, as requested");
      break;
    }
  }

  gst_plugin_feature_list_free (feature_list);

  return g_list_reverse (mixer_list);
}
Esempio n. 7
0
/**
 * gst_type_find_factory_get_list:
 *
 * Gets the list of all registered typefind factories. You must free the
 * list using gst_plugin_feature_list_free().
 *
 * The returned factories are sorted by highest rank first, and then by
 * factory name.
 *
 * Free-function: gst_plugin_feature_list_free
 *
 * Returns: (transfer full) (element-type Gst.TypeFindFactory): the list of all
 *     registered #GstTypeFindFactory.
 */
GList *
gst_type_find_factory_get_list (void)
{
  return gst_registry_get_feature_list (gst_registry_get (),
      GST_TYPE_TYPE_FIND_FACTORY);
}
/* creates/returns a list of CodecCap based on given filter function and caps */
static GList *
get_plugins_filtered_from_caps (FilterFunc filter,
                                GstCaps *caps,
                                GstPadDirection direction)
{
  GList *walk, *result;
  GstElementFactory *factory;
  GList *list = NULL;
  gboolean is_valid;
  GstCaps *matched_caps = NULL;

  result = gst_registry_get_feature_list (gst_registry_get_default (),
          GST_TYPE_ELEMENT_FACTORY);

  result = g_list_sort (result, (GCompareFunc) compare_ranks);

  walk = result;
  while (walk)
  {
    factory = GST_ELEMENT_FACTORY (walk->data);
    is_valid = FALSE;

    if (!filter (factory))
    {
      goto next;
    }

    if (caps)
    {
      if (check_caps_compatibility (factory, caps, &matched_caps))
      {
        is_valid = TRUE;
      }
    }

    if (is_valid || !caps)
    {
      if (!matched_caps)
      {
        list = create_codec_cap_list (factory, direction, list, NULL);
      }
      else
      {
        gint i;
        for (i = 0; i < gst_caps_get_size (matched_caps); i++)
        {
          GstStructure *structure = gst_caps_get_structure (matched_caps, i);
          GstCaps *cur_caps =
            gst_caps_new_full (gst_structure_copy (structure), NULL);

          list = create_codec_cap_list (factory, direction, list, cur_caps);
          gst_caps_unref (cur_caps);
        }
        gst_caps_unref (matched_caps);
      }
    }

next:
    walk = g_list_next (walk);
  }

  /*
  walk = result;
  while (walk)
  {
    factory = GST_ELEMENT_FACTORY (walk->data);
    DEBUG ("new refcnt is %d", GST_OBJECT_REFCOUNT_VALUE (GST_OBJECT (factory)));
    walk = g_list_next (walk);
  }
  */

  gst_plugin_feature_list_free (result);

  return list;
}
/* creates/returns a list of CodecCap based on given filter function and caps */
static GList *
get_plugins_filtered_from_caps (FilterFunc filter,
                                GstCaps *caps,
                                GstPadDirection direction)
{
  GList *walk, *result;
  GList *list = NULL;
  GstCaps *matched_caps = NULL;

  result = gst_registry_get_feature_list (gst_registry_get (),
          GST_TYPE_ELEMENT_FACTORY);

  result = g_list_sort (result, (GCompareFunc) compare_ranks);

  for (walk = result; walk; walk = walk->next)
  {
    GstElementFactory *factory = GST_ELEMENT_FACTORY (walk->data);

    /* Ignore unranked plugins */
    if (gst_plugin_feature_get_rank (GST_PLUGIN_FEATURE (factory)) ==
        GST_RANK_NONE)
      continue;

    if (!filter (factory))
      continue;

    if (caps && !check_caps_compatibility (factory, caps, &matched_caps))
      continue;

    if (!matched_caps)
    {
      list = create_codec_cap_list (factory, direction, list, NULL);
    }
    else
    {
      gint i;
      GPtrArray *capslist = g_ptr_array_new_with_free_func (
        (GDestroyNotify) gst_caps_unref);

      while (gst_caps_get_size (matched_caps) > 0)
      {
        GstCaps *stolencaps = gst_caps_new_full (
          gst_caps_steal_structure (matched_caps, 0), NULL);
        gboolean got_match = FALSE;

        for (i = 0; i < capslist->len; i++)
        {
          GstCaps *intersect = gst_caps_intersect (stolencaps,
              g_ptr_array_index (capslist, i));

          if (gst_caps_is_empty (intersect))
          {
            gst_caps_unref (intersect);
          }
          else
          {
            got_match = TRUE;
            gst_caps_unref (g_ptr_array_index (capslist, i));
            g_ptr_array_index (capslist, i) = intersect;
          }
        }

        if (got_match)
          gst_caps_unref (stolencaps);
        else
          g_ptr_array_add (capslist, stolencaps);

      }
      gst_caps_unref (matched_caps);

      for (i = 0; i < capslist->len; i++)
        list = create_codec_cap_list (factory, direction, list,
            g_ptr_array_index (capslist, i));
      g_ptr_array_unref (capslist);
    }
  }

  gst_plugin_feature_list_free (result);

  return list;
}
Esempio n. 10
0
MainWindow::MainWindow()
    : MainWindowBase(0, "main window"),
      editPalette(palette()), previewPalette(palette()), previewstyle(0)
{
    modified = true;
    desktopThemeName = tr("Desktop Settings (Default)");
    setIcon(QPixmap(":/trolltech/qtconfig/images/appicon.png"));
    QStringList gstyles = QStyleFactory::keys();
    gstyles.sort();
    gstylecombo->addItem(desktopThemeName);
    gstylecombo->setItemData(gstylecombo->findText(desktopThemeName),
                                tr("Choose style and palette based on your desktop settings."), Qt::ToolTipRole);
    gstylecombo->insertStringList(gstyles);

    QSettings settings(QLatin1String("Trolltech"));
    settings.beginGroup(QLatin1String("Qt"));

    QString currentstyle = settings.value(QLatin1String("style")).toString();
    if (currentstyle.isEmpty()) {
        gstylecombo->setCurrentItem(gstylecombo->findText(desktopThemeName));
        currentstyle = QLatin1String(QApplication::style()->name());
    } else {
        int index = gstylecombo->findText(currentstyle, Qt::MatchFixedString);
        if (index != -1) {
            gstylecombo->setCurrentItem(index);
        } else { // we give up
            gstylecombo->insertItem(QLatin1String("Unknown"));
            gstylecombo->setCurrentItem(gstylecombo->count() - 1);
        }
    }
    buttonMainColor->setColor(palette().color(QPalette::Active,
                                              QColorGroup::Button));
    buttonMainColor2->setColor(palette().color(QPalette::Active,
                                               QColorGroup::Window));
    connect(buttonMainColor, SIGNAL(colorChanged(QColor)),
                this, SLOT(buildPalette()));
    connect(buttonMainColor2, SIGNAL(colorChanged(QColor)),
                this, SLOT(buildPalette()));

    if (X11->desktopEnvironment == DE_KDE)
        colorConfig->hide();
    else
        labelKDENote->hide();

    QFontDatabase db;
    QStringList families = db.families();
    familycombo->insertStringList(families);

    QStringList fs = families;
    QStringList fs2 = QFont::substitutions();
    QStringList::Iterator fsit = fs2.begin();
    while (fsit != fs2.end()) {
        if (! fs.contains(*fsit))
            fs += *fsit;
        fsit++;
    }
    fs.sort();
    familysubcombo->insertStringList(fs);

    choosesubcombo->insertStringList(families);
    Q3ValueList<int> sizes = db.standardSizes();
    Q3ValueList<int>::Iterator it = sizes.begin();
    while (it != sizes.end())
        psizecombo->insertItem(QString::number(*it++));

    dcispin->setValue(QApplication::doubleClickInterval());
    cfispin->setValue(QApplication::cursorFlashTime());
    wslspin->setValue(QApplication::wheelScrollLines());
    // #############
//    resolvelinks->setChecked(qt_resolve_symlinks);

    effectcheckbox->setChecked(QApplication::isEffectEnabled(Qt::UI_General));
    effectbase->setEnabled(effectcheckbox->isChecked());

    if (QApplication::isEffectEnabled(Qt::UI_FadeMenu))
        menueffect->setCurrentItem(2);
    else if (QApplication::isEffectEnabled(Qt::UI_AnimateMenu))
        menueffect->setCurrentItem(1);

    if (QApplication::isEffectEnabled(Qt::UI_AnimateCombo))
        comboeffect->setCurrentItem(1);

    if (QApplication::isEffectEnabled(Qt::UI_FadeTooltip))
        tooltipeffect->setCurrentItem(2);
    else if (QApplication::isEffectEnabled(Qt::UI_AnimateTooltip))
        tooltipeffect->setCurrentItem(1);

    if ( QApplication::isEffectEnabled( Qt::UI_AnimateToolBox ) )
        toolboxeffect->setCurrentItem( 1 );

    QSize globalStrut = QApplication::globalStrut();
    strutwidth->setValue(globalStrut.width());
    strutheight->setValue(globalStrut.height());

    // find the default family
    QStringList::Iterator sit = families.begin();
    int i = 0, possible = -1;
    while (sit != families.end()) {
        if (*sit == QApplication::font().family())
            break;
        if ((*sit).contains(QApplication::font().family()))
            possible = i;

        i++;
        sit++;
    }
    if (sit == families.end())
        i = possible;
    if (i == -1) // no clue about the current font
        i = 0;

    familycombo->setCurrentItem(i);

    QStringList styles = db.styles(familycombo->currentText());
    stylecombo->insertStringList(styles);

    QString stylestring = db.styleString(QApplication::font());
    sit = styles.begin();
    i = 0;
    possible = -1;
    while (sit != styles.end()) {
        if (*sit == stylestring)
            break;
        if ((*sit).contains(stylestring))
            possible = i;

        i++;
        sit++;
    }
    if (sit == styles.end())
        i = possible;
    if (i == -1) // no clue about the current font
        i = 0;
    stylecombo->setCurrentItem(i);

    i = 0;
    for (int psize = QApplication::font().pointSize(); i < psizecombo->count(); ++i) {
        const int sz = psizecombo->text(i).toInt();
        if (sz == psize) {
            psizecombo->setCurrentItem(i);
            break;
        } else if(sz > psize) {
            psizecombo->insertItem(i, QString::number(psize));
            psizecombo->setCurrentItem(i);
            break;
        }
    }

    QStringList subs = QFont::substitutes(familysubcombo->currentText());
    sublistbox->clear();
    sublistbox->insertStringList(subs);

    rtlExtensions->setChecked(settings.value(QLatin1String("useRtlExtensions"), false).toBool());

#ifdef Q_WS_X11
    inputStyle->setCurrentText(settings.value(QLatin1String("XIMInputStyle"), trUtf8("On The Spot")).toString());
#else
    inputStyle->hide();
    inputStyleLabel->hide();
#endif

#if defined(Q_WS_X11) && !defined(QT_NO_XIM)
    QStringList inputMethods = QInputContextFactory::keys();
    int inputMethodIndex = -1;
    QString defaultInputMethod = settings.value(QLatin1String("DefaultInputMethod"), QLatin1String("xim")).toString();
    for (int i = inputMethods.size()-1; i >= 0; --i) {
        const QString &im = inputMethods.at(i);
        if (im.contains(QLatin1String("imsw"))) {
            inputMethods.removeAt(i);
            if (inputMethodIndex > i)
                --inputMethodIndex;
        } else if (im == defaultInputMethod) {
            inputMethodIndex = i;
        }
    }
    if (inputMethodIndex == -1 && !inputMethods.isEmpty())
        inputMethodIndex = 0;
    inputMethod->addItems(inputMethods);
    inputMethod->setCurrentIndex(inputMethodIndex);
#else
    inputMethod->hide();
    inputMethodLabel->hide();
#endif

    fontembeddingcheckbox->setChecked(settings.value(QLatin1String("embedFonts"), true).toBool());
    fontpaths = settings.value(QLatin1String("fontPath")).toStringList();
    fontpathlistbox->insertStringList(fontpaths);

    audiosinkCombo->addItem(tr("Auto (default)"), QLatin1String("Auto"));
    audiosinkCombo->setItemData(audiosinkCombo->findText(tr("Auto (default)")),
                                tr("Choose audio output automatically."), Qt::ToolTipRole);
    audiosinkCombo->addItem(tr("aRts"), QLatin1String("artssink"));
    audiosinkCombo->setItemData(audiosinkCombo->findText(tr("aRts")),
                                tr("Experimental aRts support for GStreamer."), Qt::ToolTipRole);
#ifdef HAVE_PHONON
    phononVersionLabel->setText(QLatin1String(Phonon::phononVersion()));
#endif
#ifndef QT_NO_GSTREAMER
    if (gst_init_check(0, 0, 0)) {
        gchar *versionString = gst_version_string();
        gstversionLabel->setText(QLatin1String(versionString));
        g_free(versionString);
        GList* factoryList = gst_registry_get_feature_list(gst_registry_get_default (), GST_TYPE_ELEMENT_FACTORY);
        QString name, klass, description;
        for (GList* iter = g_list_first(factoryList) ; iter != NULL ; iter = g_list_next(iter)) {
            GstPluginFeature *feature = GST_PLUGIN_FEATURE(iter->data);
            klass = QLatin1String(gst_element_factory_get_klass(GST_ELEMENT_FACTORY(feature)));
            if (klass == QLatin1String("Sink/Audio")) {
                name = QLatin1String(GST_PLUGIN_FEATURE_NAME(feature));
                if (name == QLatin1String("sfsink"))
                    continue; //useless to output audio to file when you cannot set the file path
                else if (name == QLatin1String("autoaudiosink"))
                    continue; //This is used implicitly from the auto setting
                GstElement *sink = gst_element_factory_make (qPrintable(name), NULL);
                if (sink) {
                    description = QLatin1String(gst_element_factory_get_description (GST_ELEMENT_FACTORY(feature)));
                    audiosinkCombo->addItem(name, name);
                    audiosinkCombo->setItemData(audiosinkCombo->findText(name), description, Qt::ToolTipRole);
                    gst_object_unref (sink);
                }
            }
        }
        g_list_free(factoryList);
    }
#else
    tab4->setEnabled(false);
    phononLabel->setText(tr("Phonon GStreamer backend not available."));
#endif

    videomodeCombo->addItem(tr("Auto (default)"), QLatin1String("Auto"));
    videomodeCombo->setItemData(videomodeCombo->findText(tr("Auto (default)")), tr("Choose render method automatically"), Qt::ToolTipRole);
#ifdef Q_WS_X11
    videomodeCombo->addItem(tr("X11"), QLatin1String("X11"));
    videomodeCombo->setItemData(videomodeCombo->findText(tr("X11")), tr("Use X11 Overlays"), Qt::ToolTipRole);
#endif
#ifndef QT_NO_OPENGL
    videomodeCombo->addItem(tr("OpenGL"), QLatin1String("OpenGL"));
    videomodeCombo->setItemData(videomodeCombo->findText(tr("OpenGL")), tr("Use OpenGL if available"), Qt::ToolTipRole);
#endif
    videomodeCombo->addItem(tr("Software"), QLatin1String("Software"));
    videomodeCombo->setItemData(videomodeCombo->findText(tr("Software")), tr("Use simple software rendering"), Qt::ToolTipRole);

    QString audioSink = settings.value(QLatin1String("audiosink"), QLatin1String("Auto")).toString();
    QString videoMode = settings.value(QLatin1String("videomode"), QLatin1String("Auto")).toString();
    audiosinkCombo->setCurrentItem(audiosinkCombo->findData(audioSink));
    videomodeCombo->setCurrentItem(videomodeCombo->findData(videoMode));

    settings.endGroup(); // Qt

    helpview->setText(tr(appearance_text));

    setModified(false);
    updateStyleLayout();
}
Esempio n. 11
0
EffectManager::EffectManager(Backend *backend)
        : QObject(backend)
        , m_backend(backend)
{
    GList *factoryList = gst_registry_get_feature_list(gst_registry_get(), GST_TYPE_ELEMENT_FACTORY);

    QString name;
    QString klass;
    QString description;
    QString author;
    for (GList* iter = g_list_first(factoryList); iter != NULL ; iter = g_list_next(iter)) {
        GstPluginFeature *feature = GST_PLUGIN_FEATURE(iter->data);
        klass = gst_element_factory_get_klass(GST_ELEMENT_FACTORY(feature));
        if (klass == QLatin1String("Filter/Effect/Audio")) {
            name = GST_OBJECT_NAME(feature);

            // These plugins simply make no sense to the frontend:
            // "audiorate" Should be internal
            // "volume" not needed
            // "equalizer-nbands" not really useful at the moment

            // These plugins simply don't work or have major stability issues:
            // "iir" Does not seem to do much at the moment
            // "audioinvert" Only works for some streams, should be invesigated
            // "lpwsinc" Crashes for large values of filter kernel
            // "name" Crashes for large values of filter kernel

            // Seems to be working, but not well tested:
            // name == "rglimiter" Seems functional
            // name == "rgvolume" Seems to be working

            QString pluginString = qgetenv("PHONON_GST_ALL_EFFECTS");
            bool acceptAll = pluginString.toInt();

            if (acceptAll
                // Plugins that have been accepted so far
                 || name == QLatin1String("audiopanorama")
                 || name == QLatin1String("audioamplify")
                 || name == QLatin1String("audiodynamic")
                 || name == QLatin1String("equalizer-10bands")
                 || name == QLatin1String("speed"))
                {
                    description = gst_element_factory_get_description(GST_ELEMENT_FACTORY(feature));
                    author = gst_element_factory_get_author(GST_ELEMENT_FACTORY(feature));
                    EffectInfo *effect = new EffectInfo(name, description, author);
                    m_audioEffectList.append(effect);

#ifdef __GNUC__
#warning TODO - get rid of equalizer name mapping (also see audioeffect.cpp)
#endif
                    // Map the GStreamer name to the name used by Xine, to allow
                    // API consumers that think KEqualizer is a persistant name
                    // to have a working equalizer with GStreamer too (e.g. Amarok).
                    if (name == QLatin1String("equalizer-10bands")) {
                        m_audioEffectList.append(new EffectInfo(
                                                     QLatin1String("KEqualizer"),
                                                     QLatin1String("Compatibility effect. Do not use in new software!"),
                                                     author));
                    }
            }
        }
    }
    gst_plugin_feature_list_free(factoryList);
}