static void
gst_audio_rate_class_init (GstAudioRateClass * klass)
{
  GObjectClass *object_class = G_OBJECT_CLASS (klass);
  GstElementClass *element_class = GST_ELEMENT_CLASS (klass);

  parent_class = g_type_class_peek_parent (klass);

  object_class->set_property = gst_audio_rate_set_property;
  object_class->get_property = gst_audio_rate_get_property;

  g_object_class_install_property (object_class, ARG_IN,
      g_param_spec_uint64 ("in", "In",
          "Number of input samples", 0, G_MAXUINT64, 0,
          G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (object_class, ARG_OUT,
      g_param_spec_uint64 ("out", "Out", "Number of output samples", 0,
          G_MAXUINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (object_class, ARG_ADD,
      g_param_spec_uint64 ("add", "Add", "Number of added samples", 0,
          G_MAXUINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (object_class, ARG_DROP,
      g_param_spec_uint64 ("drop", "Drop", "Number of dropped samples", 0,
          G_MAXUINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (object_class, ARG_SILENT,
      g_param_spec_boolean ("silent", "silent",
          "Don't emit notify for dropped and duplicated frames", DEFAULT_SILENT,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  element_class->change_state = gst_audio_rate_change_state;
}
static void gvir_config_domain_class_init(GVirConfigDomainClass *klass)
{
    GObjectClass *object_class = G_OBJECT_CLASS(klass);

    g_type_class_add_private(klass, sizeof(GVirConfigDomainPrivate));

    object_class->get_property = gvir_config_domain_get_property;
    object_class->set_property = gvir_config_domain_set_property;

    g_object_class_install_property(object_class,
                                    PROP_NAME,
                                    g_param_spec_string("name",
                                                        "Name",
                                                        "Domain Name",
                                                        NULL,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_STATIC_STRINGS));
    g_object_class_install_property(object_class,
                                    PROP_TITLE,
                                    g_param_spec_string("title",
                                                        "Title",
                                                        "A short description - title - of the domain",
                                                        NULL,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_STATIC_STRINGS));
    g_object_class_install_property(object_class,
                                    PROP_DESCRIPTION,
                                    g_param_spec_string("description",
                                                        "Description",
                                                        "Some human readable description (could be anything).",
                                                        NULL,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_STATIC_STRINGS));
    g_object_class_install_property(object_class,
                                    PROP_MEMORY,
                                    g_param_spec_uint64("memory",
                                                        "Memory",
                                                        "Maximum Guest Memory (in kilobytes)",
                                                        0, G_MAXUINT64,
                                                        0,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_STATIC_STRINGS));
    g_object_class_install_property(object_class,
                                    PROP_VCPU,
                                    g_param_spec_uint64("vcpu",
                                                        "Virtual CPUs",
                                                        "Maximum Number of Guest Virtual CPUs",
                                                        0, G_MAXUINT64,
                                                        1,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_STATIC_STRINGS));
    g_object_class_install_property(object_class,
                                    PROP_FEATURES,
                                    g_param_spec_boxed("features",
                                                        "Features",
                                                        "Hypervisor Features",
                                                        G_TYPE_STRV,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_STATIC_STRINGS));
}
Exemple #3
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static void
gst_cutter_class_init (GstCutterClass * klass)
{
  GObjectClass *gobject_class;

  gobject_class = (GObjectClass *) klass;

  gobject_class->set_property = gst_cutter_set_property;
  gobject_class->get_property = gst_cutter_get_property;

  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_THRESHOLD,
      g_param_spec_double ("threshold", "Threshold",
          "Volume threshold before trigger",
          -G_MAXDOUBLE, G_MAXDOUBLE, 0.0, G_PARAM_READWRITE));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_THRESHOLD_DB,
      g_param_spec_double ("threshold-dB", "Threshold (dB)",
          "Volume threshold before trigger (in dB)",
          -G_MAXDOUBLE, G_MAXDOUBLE, 0.0, G_PARAM_READWRITE));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_RUN_LENGTH,
      g_param_spec_uint64 ("run-length", "Run length",
          "Length of drop below threshold before cut_stop (in nanoseconds)",
          0, G_MAXUINT64, 0, G_PARAM_READWRITE));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PRE_LENGTH,
      g_param_spec_uint64 ("pre-length", "Pre-recording buffer length",
          "Length of pre-recording buffer (in nanoseconds)",
          0, G_MAXUINT64, 0, G_PARAM_READWRITE));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_LEAKY,
      g_param_spec_boolean ("leaky", "Leaky",
          "do we leak buffers when below threshold ?",
          FALSE, G_PARAM_READWRITE));

  GST_DEBUG_CATEGORY_INIT (cutter_debug, "cutter", 0, "Audio cutting");
}
Exemple #4
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static void
gsim_scheduler_class_init (GsimSchedulerClass *klass)
{
    GObjectClass *object_class = G_OBJECT_CLASS (klass);

    g_type_class_add_private (klass, sizeof (GsimSchedulerPrivate));

    object_class->get_property = gsim_scheduler_get_property;
    object_class->set_property = gsim_scheduler_set_property;
    object_class->dispose = gsim_scheduler_dispose;
    object_class->finalize = gsim_scheduler_finalize;

    g_object_class_install_property (object_class,
                                     PROP_TOLERANCE,
                                     g_param_spec_uint64 ("tolerance",
                                                          "Tolerance",
                                                          "",
                                                          0,
                                                          G_MAXUINT64,
                                                          500,
                                                          G_PARAM_READWRITE | G_PARAM_CONSTRUCT));

    g_object_class_install_property (object_class,
                                     PROP_CYCLE,
                                     g_param_spec_uint64 ("cycle",
                                                          "Cycle",
                                                          "",
                                                          0,
                                                          G_MAXUINT64,
                                                          100,
                                                          G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
}
static void
gst_audio_echo_class_init (GstAudioEchoClass * klass)
{
  GObjectClass *gobject_class = (GObjectClass *) klass;
  GstElementClass *gstelement_class = (GstElementClass *) klass;
  GstBaseTransformClass *basetransform_class = (GstBaseTransformClass *) klass;
  GstAudioFilterClass *audioself_class = (GstAudioFilterClass *) klass;
  GstCaps *caps;

  GST_DEBUG_CATEGORY_INIT (gst_audio_echo_debug, "audioecho", 0,
      "audioecho element");

  gobject_class->set_property = gst_audio_echo_set_property;
  gobject_class->get_property = gst_audio_echo_get_property;
  gobject_class->finalize = gst_audio_echo_finalize;

  g_object_class_install_property (gobject_class, PROP_DELAY,
      g_param_spec_uint64 ("delay", "Delay",
          "Delay of the echo in nanoseconds", 1, G_MAXUINT64,
          1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS
          | GST_PARAM_CONTROLLABLE));

  g_object_class_install_property (gobject_class, PROP_MAX_DELAY,
      g_param_spec_uint64 ("max-delay", "Maximum Delay",
          "Maximum delay of the echo in nanoseconds"
          " (can't be changed in PLAYING or PAUSED state)",
          1, G_MAXUINT64, 1,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
          GST_PARAM_MUTABLE_READY));

  g_object_class_install_property (gobject_class, PROP_INTENSITY,
      g_param_spec_float ("intensity", "Intensity",
          "Intensity of the echo", 0.0, 1.0,
          0.0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS
          | GST_PARAM_CONTROLLABLE));

  g_object_class_install_property (gobject_class, PROP_FEEDBACK,
      g_param_spec_float ("feedback", "Feedback",
          "Amount of feedback", 0.0, 1.0,
          0.0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS
          | GST_PARAM_CONTROLLABLE));

  gst_element_class_set_static_metadata (gstelement_class, "Audio echo",
      "Filter/Effect/Audio",
      "Adds an echo or reverb effect to an audio stream",
      "Sebastian Dröge <*****@*****.**>");

  caps = gst_caps_from_string (ALLOWED_CAPS);
  gst_audio_filter_class_add_pad_templates (GST_AUDIO_FILTER_CLASS (klass),
      caps);
  gst_caps_unref (caps);

  audioself_class->setup = GST_DEBUG_FUNCPTR (gst_audio_echo_setup);
  basetransform_class->transform_ip =
      GST_DEBUG_FUNCPTR (gst_audio_echo_transform_ip);
  basetransform_class->stop = GST_DEBUG_FUNCPTR (gst_audio_echo_stop);
}
static void
gst_audio_aggregator_class_init (GstAudioAggregatorClass * klass)
{
  GObjectClass *gobject_class = (GObjectClass *) klass;
  GstAggregatorClass *gstaggregator_class = (GstAggregatorClass *) klass;

  g_type_class_add_private (klass, sizeof (GstAudioAggregatorPrivate));

  gobject_class->set_property = gst_audio_aggregator_set_property;
  gobject_class->get_property = gst_audio_aggregator_get_property;
  gobject_class->dispose = gst_audio_aggregator_dispose;

  gstaggregator_class->src_event =
      GST_DEBUG_FUNCPTR (gst_audio_aggregator_src_event);
  gstaggregator_class->sink_event =
      GST_DEBUG_FUNCPTR (gst_audio_aggregator_sink_event);
  gstaggregator_class->src_query =
      GST_DEBUG_FUNCPTR (gst_audio_aggregator_src_query);
  gstaggregator_class->start = gst_audio_aggregator_start;
  gstaggregator_class->stop = gst_audio_aggregator_stop;
  gstaggregator_class->flush = gst_audio_aggregator_flush;
  gstaggregator_class->aggregate =
      GST_DEBUG_FUNCPTR (gst_audio_aggregator_aggregate);
  gstaggregator_class->clip = GST_DEBUG_FUNCPTR (gst_audio_aggregator_do_clip);
  gstaggregator_class->get_next_time = gst_audio_aggregator_get_next_time;
  gstaggregator_class->negotiated_src_caps =
      gst_audio_aggregator_negotiated_src_caps;

  klass->create_output_buffer = gst_audio_aggregator_create_output_buffer;

  GST_DEBUG_REGISTER_FUNCPTR (sync_pad_values);

  GST_DEBUG_CATEGORY_INIT (audio_aggregator_debug, "audioaggregator",
      GST_DEBUG_FG_MAGENTA, "GstAudioAggregator");

  g_object_class_install_property (gobject_class, PROP_OUTPUT_BUFFER_DURATION,
      g_param_spec_uint64 ("output-buffer-duration", "Output Buffer Duration",
          "Output block size in nanoseconds", 1,
          G_MAXUINT64, DEFAULT_OUTPUT_BUFFER_DURATION,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gobject_class, PROP_ALIGNMENT_THRESHOLD,
      g_param_spec_uint64 ("alignment-threshold", "Alignment Threshold",
          "Timestamp alignment threshold in nanoseconds", 0,
          G_MAXUINT64 - 1, DEFAULT_ALIGNMENT_THRESHOLD,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gobject_class, PROP_DISCONT_WAIT,
      g_param_spec_uint64 ("discont-wait", "Discont Wait",
          "Window of time in nanoseconds to wait before "
          "creating a discontinuity", 0,
          G_MAXUINT64 - 1, DEFAULT_DISCONT_WAIT,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}
static void
gst_inter_audio_src_class_init (GstInterAudioSrcClass * klass)
{
  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
  GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
  GstBaseSrcClass *base_src_class = GST_BASE_SRC_CLASS (klass);

  GST_DEBUG_CATEGORY_INIT (gst_inter_audio_src_debug_category, "interaudiosrc",
      0, "debug category for interaudiosrc element");

  gst_element_class_add_pad_template (element_class,
      gst_static_pad_template_get (&gst_inter_audio_src_src_template));

  gst_element_class_set_static_metadata (element_class,
      "Internal audio source",
      "Source/Audio",
      "Virtual audio source for internal process communication",
      "David Schleef <*****@*****.**>");

  gobject_class->set_property = gst_inter_audio_src_set_property;
  gobject_class->get_property = gst_inter_audio_src_get_property;
  gobject_class->finalize = gst_inter_audio_src_finalize;
  base_src_class->get_caps = GST_DEBUG_FUNCPTR (gst_inter_audio_src_get_caps);
  base_src_class->set_caps = GST_DEBUG_FUNCPTR (gst_inter_audio_src_set_caps);
  base_src_class->start = GST_DEBUG_FUNCPTR (gst_inter_audio_src_start);
  base_src_class->stop = GST_DEBUG_FUNCPTR (gst_inter_audio_src_stop);
  base_src_class->get_times = GST_DEBUG_FUNCPTR (gst_inter_audio_src_get_times);
  base_src_class->create = GST_DEBUG_FUNCPTR (gst_inter_audio_src_create);
  base_src_class->query = GST_DEBUG_FUNCPTR (gst_inter_audio_src_query);
  base_src_class->fixate = GST_DEBUG_FUNCPTR (gst_inter_audio_src_fixate);

  g_object_class_install_property (gobject_class, PROP_CHANNEL,
      g_param_spec_string ("channel", "Channel",
          "Channel name to match inter src and sink elements",
          DEFAULT_CHANNEL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gobject_class, PROP_BUFFER_TIME,
      g_param_spec_uint64 ("buffer-time", "Buffer Time",
          "Size of audio buffer", 1, G_MAXUINT64, DEFAULT_AUDIO_BUFFER_TIME,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gobject_class, PROP_LATENCY_TIME,
      g_param_spec_uint64 ("latency-time", "Latency Time",
          "Latency as reported by the source",
          1, G_MAXUINT64, DEFAULT_AUDIO_LATENCY_TIME,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gobject_class, PROP_PERIOD_TIME,
      g_param_spec_uint64 ("period-time", "Period Time",
          "The minimum amount of data to read in each iteration",
          1, G_MAXUINT64, DEFAULT_AUDIO_PERIOD_TIME,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}
Exemple #8
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static void
gst_video_rate_class_init (GstVideoRateClass * klass)
{
  GObjectClass *object_class = G_OBJECT_CLASS (klass);
  GstElementClass *element_class = GST_ELEMENT_CLASS (klass);

  parent_class = g_type_class_peek_parent (klass);

  object_class->set_property = gst_video_rate_set_property;
  object_class->get_property = gst_video_rate_get_property;

  g_object_class_install_property (object_class, ARG_IN,
      g_param_spec_uint64 ("in", "In",
          "Number of input frames", 0, G_MAXUINT64, 0,
          G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (object_class, ARG_OUT,
      g_param_spec_uint64 ("out", "Out", "Number of output frames", 0,
          G_MAXUINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
  pspec_duplicate = g_param_spec_uint64 ("duplicate", "Duplicate",
      "Number of duplicated frames", 0, G_MAXUINT64, 0,
      G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, ARG_DUP, pspec_duplicate);
  pspec_drop = g_param_spec_uint64 ("drop", "Drop", "Number of dropped frames",
      0, G_MAXUINT64, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
  g_object_class_install_property (object_class, ARG_DROP, pspec_drop);
  g_object_class_install_property (object_class, ARG_SILENT,
      g_param_spec_boolean ("silent", "silent",
          "Don't emit notify for dropped and duplicated frames", DEFAULT_SILENT,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (object_class, ARG_NEW_PREF,
      g_param_spec_double ("new-pref", "New Pref",
          "Value indicating how much to prefer new frames (unused)", 0.0, 1.0,
          DEFAULT_NEW_PREF, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  /**
   * GstVideoRate:skip-to-first:
   * 
   * Don't produce buffers before the first one we receive.
   *
   * Since: 0.10.25
   */
  g_object_class_install_property (object_class, ARG_SKIP_TO_FIRST,
      g_param_spec_boolean ("skip-to-first", "Skip to first buffer",
          "Don't produce buffers before the first one we receive",
          DEFAULT_SKIP_TO_FIRST, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  element_class->change_state = GST_DEBUG_FUNCPTR (gst_video_rate_change_state);
}
Exemple #9
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static void
ide_gettext_diagnostics_class_init (IdeGettextDiagnosticsClass *klass)
{
  GObjectClass *object_class = G_OBJECT_CLASS (klass);

  object_class->finalize = ide_gettext_diagnostics_finalize;
  object_class->set_property = ide_gettext_diagnostics_set_property;

  properties [PROP_DIAGNOSTICS] =
    g_param_spec_boxed ("diagnostics",
                        "Diagnostics",
                        "Diagnostics",
                        IDE_TYPE_DIAGNOSTICS,
                        (G_PARAM_CONSTRUCT_ONLY | G_PARAM_WRITABLE));

  properties [PROP_SEQUENCE] =
    g_param_spec_uint64 ("sequence",
                         "Sequence",
                         "The document sequence number",
                         0,
                         G_MAXUINT64,
                         0,
                         (G_PARAM_CONSTRUCT_ONLY | G_PARAM_WRITABLE));

  g_object_class_install_properties (object_class, N_PROPS, properties);
}
Exemple #10
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static void
ncb_selection_class_init (NcbSelectionClass *klass)
{
        GObjectClass   *object_class = G_OBJECT_CLASS (klass);

        object_class->finalize     = ncb_selection_finalize;
        object_class->get_property = ncb_selection_get_property;
        object_class->set_property = ncb_selection_set_property;

        g_object_class_install_property (object_class,
                                         PROP_SOURCE_NAME,
                                         g_param_spec_string ("source-name",
                                                              _("Source name"),
                                                              NULL,
                                                              NULL,
                                                              G_PARAM_READWRITE));
        g_object_class_install_property (object_class,
                                         PROP_SOURCE_TYPE,
                                         g_param_spec_enum ("source-type",
                                                            _("Source type"),
                                                            NULL,
                                                            NCB_SELECTION_TYPE_SOURCE,
                                                            NCB_SELECTION_SOURCE_BURN_FOLDER,
                                                            G_PARAM_READWRITE));
        g_object_class_install_property (object_class,
                                         PROP_SOURCE_SIZE,
                                         g_param_spec_uint64 ("source-size",
                                                              _("Source size"),
                                                              NULL,
                                                              0,
                                                              G_MAXUINT64,
                                                              0,
                                                              G_PARAM_READWRITE));
        g_object_class_install_property (object_class,
                                         PROP_LABEL,
                                         g_param_spec_string ("label",
                                                              _("Disc label"),
                                                              NULL,
                                                              NULL,
                                                              G_PARAM_READWRITE));
        g_object_class_install_property (object_class,
                                         PROP_SPEED,
                                         g_param_spec_int ("speed",
                                                           _("Write speed"),
                                                           NULL,
                                                           -1,
                                                           G_MAXINT,
                                                           0,
                                                           G_PARAM_READWRITE));

        g_object_class_install_property (object_class,
                                         PROP_DRIVE,
                                         g_param_spec_object ("drive",
                                                              _("Drive"),
                                                              NULL,
                                                              NAUTILUS_BURN_TYPE_DRIVE,
                                                              G_PARAM_READWRITE));

        g_type_class_add_private (klass, sizeof (NcbSelectionPrivate));
}
Exemple #11
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static void
uca_ring_buffer_class_init (UcaRingBufferClass *klass)
{
    GObjectClass *oclass;

    oclass = G_OBJECT_CLASS (klass);

    oclass->get_property = uca_ring_buffer_get_property;
    oclass->set_property = uca_ring_buffer_set_property;
    oclass->dispose = uca_ring_buffer_dispose;
    oclass->finalize = uca_ring_buffer_finalize;

    properties[PROP_BLOCK_SIZE] =
        g_param_spec_uint64 ("block-size",
                             "Block size in bytes",
                             "Number of bytes per block",
                             0, G_MAXUINT64, 0,
                             G_PARAM_READWRITE | G_PARAM_CONSTRUCT);

    properties[PROP_NUM_BLOCKS] =
        g_param_spec_uint ("num-blocks",
                           "Number of pre-allocated blocks",
                           "Number of pre-allocated blocks",
                           0, G_MAXUINT, 0,
                           G_PARAM_READWRITE | G_PARAM_CONSTRUCT);

    for (guint i = PROP_0 + 1; i < N_PROPERTIES; i++)
        g_object_class_install_property (oclass, i, properties[i]);

    g_type_class_add_private (klass, sizeof (UcaRingBufferPrivate));
}
static void
gst_clock_class_init (GstClockClass * klass)
{
  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);

#ifndef GST_DISABLE_TRACE
  _gst_clock_entry_trace = _gst_alloc_trace_register ("GstClockEntry", -1);
#endif

  gobject_class->dispose = gst_clock_dispose;
  gobject_class->finalize = gst_clock_finalize;
  gobject_class->set_property = gst_clock_set_property;
  gobject_class->get_property = gst_clock_get_property;

  g_object_class_install_property (gobject_class, PROP_WINDOW_SIZE,
      g_param_spec_int ("window-size", "Window size",
          "The size of the window used to calculate rate and offset", 2, 1024,
          DEFAULT_WINDOW_SIZE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (gobject_class, PROP_WINDOW_THRESHOLD,
      g_param_spec_int ("window-threshold", "Window threshold",
          "The threshold to start calculating rate and offset", 2, 1024,
          DEFAULT_WINDOW_THRESHOLD,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (gobject_class, PROP_TIMEOUT,
      g_param_spec_uint64 ("timeout", "Timeout",
          "The amount of time, in nanoseconds, to sample master and slave clocks",
          0, G_MAXUINT64, DEFAULT_TIMEOUT,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  g_type_class_add_private (klass, sizeof (GstClockPrivate));
}
Exemple #13
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/* GObject class init*/
void                    gdv_avitem_class_init (GdvAVItemClass *klass)
{
        g_type_class_ref (GDV_TYPE_MEDIAITEM);
        //GdvMediaItemClass *mediaitemclass = (GdvMediaItemClass *) klass;
        GObjectClass *gobjectclass = (GObjectClass *) klass;
        
        gobjectclass->get_property = (gpointer) gdv_avitem_get_property;

        g_object_class_install_property (gobjectclass, ARG_LENGTH,
                                         g_param_spec_uint64
                                         ("length", "Length",
                                          "Length in nanoseconds",
                                          0, G_MAXUINT64, 0, G_PARAM_READABLE));
        
        g_object_class_install_property (gobjectclass, ARG_PIXBUF, 
                                         g_param_spec_object 
                                         ("thumbnail", "Thumbnail",
                                          "Thumbnail of the item",
                                          GDK_TYPE_PIXBUF,
                                          G_PARAM_READABLE));

        g_object_class_install_property (gobjectclass, ARG_SMALLPIXBUF, 
                                         g_param_spec_object 
                                         ("smallthumbnail", "SmallThumbnail",
                                          "Small thumbnail of the item",
                                          GDK_TYPE_PIXBUF,
                                          G_PARAM_READABLE));
        
        gobjectclass->dispose = (gpointer) gdv_avitem_dispose;
}
Exemple #14
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static void
_gst_controller_class_init (GstControllerClass * klass)
{
  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);

  parent_class = g_type_class_peek_parent (klass);
  g_type_class_add_private (klass, sizeof (GstControllerPrivate));

  gobject_class->set_property = _gst_controller_set_property;
  gobject_class->get_property = _gst_controller_get_property;
  gobject_class->dispose = _gst_controller_dispose;
  gobject_class->finalize = _gst_controller_finalize;

  priv_gst_controller_key = g_quark_from_static_string ("gst::controller");

  /* register properties */
  g_object_class_install_property (gobject_class, PROP_CONTROL_RATE,
      g_param_spec_uint64 ("control-rate",
          "control rate",
          "Controlled properties will be updated at least every control-rate nanoseconds",
          1, G_MAXUINT, 100 * GST_MSECOND,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  /* register signals */
  /* set defaults for overridable methods */
}
static void
gst_vaapi_decode_bin_class_init (GstVaapiDecodeBinClass * klass)
{
  GObjectClass *gobject_class;
  GstElementClass *element_class;
  GstBinClass *bin_class;

  gobject_class = G_OBJECT_CLASS (klass);
  element_class = GST_ELEMENT_CLASS (klass);
  bin_class = GST_BIN_CLASS (klass);

  gobject_class->set_property = gst_vaapi_decode_bin_set_property;
  gobject_class->get_property = gst_vaapi_decode_bin_get_property;

  element_class->change_state =
      GST_DEBUG_FUNCPTR (gst_vaapi_decode_bin_change_state);

  bin_class->handle_message =
      GST_DEBUG_FUNCPTR (gst_vaapi_decode_bin_handle_message);

  gst_element_class_set_static_metadata (element_class,
      "VA-API Decode Bin",
      "Codec/Decoder/Video",
      GST_PLUGIN_DESC,
      "Sreerenj Balachandran <*****@*****.**>, "
      "Victor Jaquez <*****@*****.**>");

  properties[PROP_MAX_SIZE_BYTES] = g_param_spec_uint ("max-size-bytes",
      "Max. size (kB)", "Max. amount of data in the queue (bytes, 0=disable)",
      0, G_MAXUINT, DEFAULT_QUEUE_MAX_SIZE_BYTES,
      G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
  properties[PROP_MAX_SIZE_BUFFERS] = g_param_spec_uint ("max-size-buffers",
      "Max. size (buffers)", "Max. number of buffers in the queue (0=disable)",
      0, G_MAXUINT, DEFAULT_QUEUE_MAX_SIZE_BUFFERS,
      G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
  properties[PROP_MAX_SIZE_TIME] = g_param_spec_uint64 ("max-size-time",
      "Max. size (ns)", "Max. amount of data in the queue (in ns, 0=disable)",
      0, G_MAXUINT64, DEFAULT_QUEUE_MAX_SIZE_TIME,
      G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
  properties[PROP_DEINTERLACE_METHOD] = g_param_spec_enum ("deinterlace-method",
      "Deinterlace method", "Deinterlace method to use",
      GST_VAAPI_TYPE_DEINTERLACE_METHOD, DEFAULT_DEINTERLACE_METHOD,
      G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
  properties[PROP_DISABLE_VPP] = g_param_spec_boolean ("disable-vpp",
      "Disable VPP",
      "Disable Video Post Processing (No support for run time disabling)",
      FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);

  g_object_class_install_properties (gobject_class, PROP_LAST, properties);

  gst_element_class_add_pad_template (element_class,
      gst_static_pad_template_get (&gst_vaapi_decode_bin_sink_factory));

  gst_element_class_add_pad_template (element_class,
      gst_static_pad_template_get (&gst_vaapi_decode_bin_src_factory));

  GST_DEBUG_CATEGORY_INIT (gst_debug_vaapi_decode_bin,
      GST_PLUGIN_NAME, 0, GST_PLUGIN_DESC);
}
Exemple #16
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static void
gst_cutter_class_init (GstCutterClass * klass)
{
  GObjectClass *gobject_class;
  GstElementClass *element_class;

  gobject_class = (GObjectClass *) klass;
  element_class = (GstElementClass *) klass;

  gobject_class->set_property = gst_cutter_set_property;
  gobject_class->get_property = gst_cutter_get_property;

  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_THRESHOLD,
      g_param_spec_double ("threshold", "Threshold",
          "Volume threshold before trigger",
          -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_THRESHOLD_DB,
      g_param_spec_double ("threshold-dB", "Threshold (dB)",
          "Volume threshold before trigger (in dB)",
          -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_RUN_LENGTH,
      g_param_spec_uint64 ("run-length", "Run length",
          "Length of drop below threshold before cut_stop (in nanoseconds)",
          0, G_MAXUINT64, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PRE_LENGTH,
      g_param_spec_uint64 ("pre-length", "Pre-recording buffer length",
          "Length of pre-recording buffer (in nanoseconds)",
          0, G_MAXUINT64, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_LEAKY,
      g_param_spec_boolean ("leaky", "Leaky",
          "do we leak buffers when below threshold ?",
          FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  GST_DEBUG_CATEGORY_INIT (cutter_debug, "cutter", 0, "Audio cutting");

  gst_element_class_add_pad_template (element_class,
      gst_static_pad_template_get (&cutter_src_factory));
  gst_element_class_add_pad_template (element_class,
      gst_static_pad_template_get (&cutter_sink_factory));
  gst_element_class_set_static_metadata (element_class, "Audio cutter",
      "Filter/Editor/Audio",
      "Audio Cutter to split audio into non-silent bits",
      "Thomas Vander Stichele <thomas at apestaart dot org>");
}
static void
gst_hdv1394src_class_init (GstHDV1394SrcClass * klass)
{
    GObjectClass *gobject_class;
    GstElementClass *gstelement_class;
    GstBaseSrcClass *gstbasesrc_class;
    GstPushSrcClass *gstpushsrc_class;

    gobject_class = (GObjectClass *) klass;
    gstelement_class = (GstElementClass *) klass;
    gstbasesrc_class = (GstBaseSrcClass *) klass;
    gstpushsrc_class = (GstPushSrcClass *) klass;

    gobject_class->set_property = gst_hdv1394src_set_property;
    gobject_class->get_property = gst_hdv1394src_get_property;
    gobject_class->dispose = gst_hdv1394src_dispose;

    g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PORT,
                                     g_param_spec_int ("port", "Port", "Port number (-1 automatic)",
                                             -1, 16, DEFAULT_PORT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
    g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_CHANNEL,
                                     g_param_spec_int ("channel", "Channel", "Channel number for listening",
                                             0, 64, DEFAULT_CHANNEL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
    g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_USE_AVC,
                                     g_param_spec_boolean ("use-avc", "Use AV/C", "Use AV/C VTR control",
                                             DEFAULT_USE_AVC, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
    g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_GUID,
                                     g_param_spec_uint64 ("guid", "GUID",
                                             "select one of multiple DV devices by its GUID. use a hexadecimal "
                                             "like 0xhhhhhhhhhhhhhhhh. (0 = no guid)", 0, G_MAXUINT64,
                                             DEFAULT_GUID, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
    /**
     * GstHDV1394Src:device-name:
     *
     * Descriptive name of the currently opened device
     */
    g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_DEVICE_NAME,
                                     g_param_spec_string ("device-name", "device name",
                                             "user-friendly name of the device", "Default",
                                             G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));

    gstbasesrc_class->negotiate = NULL;
    gstbasesrc_class->start = gst_hdv1394src_start;
    gstbasesrc_class->stop = gst_hdv1394src_stop;
    gstbasesrc_class->unlock = gst_hdv1394src_unlock;

    gstpushsrc_class->create = gst_hdv1394src_create;

    gst_element_class_add_static_pad_template (gstelement_class, &src_factory);

    gst_element_class_set_static_metadata (gstelement_class,
                                           "Firewire (1394) HDV video source", "Source/Video",
                                           "Source for MPEG-TS video data from firewire port",
                                           "Edward Hervey <*****@*****.**>");

    GST_DEBUG_CATEGORY_INIT (hdv1394src_debug, "hdv1394src", 0,
                             "MPEG-TS firewire source");
}
static void
gst_data_queue_class_init (GstDataQueueClass * klass)
{
  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);

  parent_class = g_type_class_peek_parent (klass);

  gobject_class->set_property = GST_DEBUG_FUNCPTR (gst_data_queue_set_property);
  gobject_class->get_property = GST_DEBUG_FUNCPTR (gst_data_queue_get_property);

  /* signals */
  /**
   * GstDataQueue::empty:
   * @queue: the queue instance
   *
   * Reports that the queue became empty (empty).
   * A queue is empty if the total amount of visible items inside it (num-visible, time,
   * size) is lower than the boundary values which can be set through the GObject
   * properties.
   */
  gst_data_queue_signals[SIGNAL_EMPTY] =
      g_signal_new ("empty", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
      G_STRUCT_OFFSET (GstDataQueueClass, empty), NULL, NULL,
      g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);

  /**
   * GstDataQueue::full:
   * @queue: the queue instance
   *
   * Reports that the queue became full (full).
   * A queue is full if the total amount of data inside it (num-visible, time,
   * size) is higher than the boundary values which can be set through the GObject
   * properties.
   */
  gst_data_queue_signals[SIGNAL_FULL] =
      g_signal_new ("full", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
      G_STRUCT_OFFSET (GstDataQueueClass, full), NULL, NULL,
      g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);

  /* properties */
  g_object_class_install_property (gobject_class, ARG_CUR_LEVEL_BYTES,
      g_param_spec_uint ("current-level-bytes", "Current level (kB)",
          "Current amount of data in the queue (bytes)",
          0, G_MAXUINT, 0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (gobject_class, ARG_CUR_LEVEL_VISIBLE,
      g_param_spec_uint ("current-level-visible",
          "Current level (visible items)",
          "Current number of visible items in the queue", 0, G_MAXUINT, 0,
          G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (gobject_class, ARG_CUR_LEVEL_TIME,
      g_param_spec_uint64 ("current-level-time", "Current level (ns)",
          "Current amount of data in the queue (in ns)", 0, G_MAXUINT64, 0,
          G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));

  /* set several parent class virtual functions */
  gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_data_queue_finalize);

}
static void
gst_ts_shifter_class_init (GstTSShifterClass * klass)
{
  GObjectClass *gclass = G_OBJECT_CLASS (klass);
  GstElementClass *eclass = GST_ELEMENT_CLASS (klass);

  /* GstElement related stuff */
  gst_element_class_add_pad_template (eclass,
      gst_static_pad_template_get (&src_factory));
  gst_element_class_add_pad_template (eclass,
      gst_static_pad_template_get (&sink_factory));

  gst_element_class_set_static_metadata (eclass,
      "Time Shift for MPEG TS streams",
      "Generic",
      "Provide time shift operations on MPEG TS streams",
      "Fluendo S.A. <*****@*****.**>, "
      "YouView TV Ltd <*****@*****.**>");

  gclass->set_property = gst_ts_shifter_set_property;
  gclass->get_property = gst_ts_shifter_get_property;

  /* signals */
  /**
   * GstTSShifter::overrun:
   * @tsshifter: the shifter instance
   *
   * Reports that the ring buffer buffer became full (overrun).
   * A buffer is full if the total amount of data inside it (size) is higher
   * than the boundary value which can be set through the GObject properties.
   */
  gst_ts_shifter_signals[SIGNAL_OVERRUN] =
      g_signal_new ("overrun", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
      G_STRUCT_OFFSET (GstTSShifterClass, overrun), NULL, NULL,
      g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);

  /* properties */
  g_object_class_install_property (gclass, PROP_CACHE_SIZE,
      g_param_spec_uint64 ("cache-size",
          "Cache size in bytes",
          "Max. amount of data cached in memory (bytes)",
          DEFAULT_MIN_CACHE_SIZE, G_MAXUINT64, DEFAULT_CACHE_SIZE,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gclass, PROP_ALLOCATOR_NAME,
      g_param_spec_string ("allocator-name", "Allocator name",
          "The allocator to be used to allocate space for "
          "the ring buffer (NULL - default system allocator).",
          NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  /* set several parent class virtual functions */
  gclass->finalize = gst_ts_shifter_finalize;

  eclass->change_state = GST_DEBUG_FUNCPTR (gst_ts_shifter_change_state);
  eclass->query = GST_DEBUG_FUNCPTR (gst_ts_shifter_query);
}
static void
ges_track_class_init (GESTrackClass * klass)
{
  GObjectClass *object_class = G_OBJECT_CLASS (klass);

  g_type_class_add_private (klass, sizeof (GESTrackPrivate));

  object_class->get_property = ges_track_get_property;
  object_class->set_property = ges_track_set_property;
  object_class->dispose = ges_track_dispose;
  object_class->finalize = ges_track_finalize;

  /**
   * GESTrack:caps
   *
   * Caps used to filter/choose the output stream. This is generally set to
   * a generic set of caps like 'video/x-raw-rgb;video/x-raw-yuv' for raw video.
   *
   * Default value: #GST_CAPS_ANY.
   */
  properties[ARG_CAPS] = g_param_spec_boxed ("caps", "Caps",
      "Caps used to filter/choose the output stream",
      GST_TYPE_CAPS, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
  g_object_class_install_property (object_class, ARG_CAPS,
      properties[ARG_CAPS]);

  /**
   * GESTrack:duration
   *
   * Current duration of the track
   *
   * Default value: O
   */
  properties[ARG_DURATION] = g_param_spec_uint64 ("duration", "Duration",
      "The current duration of the track", 0, G_MAXUINT64, GST_SECOND,
      G_PARAM_READABLE);
  g_object_class_install_property (object_class, ARG_DURATION,
      properties[ARG_DURATION]);

  /**
   * GESTrack:track-type
   *
   * Type of stream the track outputs. This is used when creating the #GESTrack
   * to specify in generic terms what type of content will be outputted.
   *
   * It also serves as a 'fast' way to check what type of data will be outputted
   * from the #GESTrack without having to actually check the #GESTrack's caps
   * property.
   */
  properties[ARG_TYPE] = g_param_spec_flags ("track-type", "TrackType",
      "Type of stream the track outputs",
      GES_TYPE_TRACK_TYPE, GES_TRACK_TYPE_CUSTOM,
      G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY);
  g_object_class_install_property (object_class, ARG_TYPE,
      properties[ARG_TYPE]);
}
static void
gst_sdp_demux_class_init (GstSDPDemuxClass * klass)
{
  GObjectClass *gobject_class;
  GstElementClass *gstelement_class;
  GstBinClass *gstbin_class;

  gobject_class = (GObjectClass *) klass;
  gstelement_class = (GstElementClass *) klass;
  gstbin_class = (GstBinClass *) klass;

  gobject_class->set_property = gst_sdp_demux_set_property;
  gobject_class->get_property = gst_sdp_demux_get_property;

  gobject_class->finalize = gst_sdp_demux_finalize;

  g_object_class_install_property (gobject_class, PROP_DEBUG,
      g_param_spec_boolean ("debug", "Debug",
          "Dump request and response messages to stdout",
          DEFAULT_DEBUG,
          G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gobject_class, PROP_TIMEOUT,
      g_param_spec_uint64 ("timeout", "Timeout",
          "Fail transport after UDP timeout microseconds (0 = disabled)",
          0, G_MAXUINT64, DEFAULT_TIMEOUT,
          G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gobject_class, PROP_LATENCY,
      g_param_spec_uint ("latency", "Buffer latency in ms",
          "Amount of ms to buffer", 0, G_MAXUINT, DEFAULT_LATENCY_MS,
          G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (gobject_class, PROP_REDIRECT,
      g_param_spec_boolean ("redirect", "Redirect",
          "Sends a redirection message instead of using a custom session element",
          DEFAULT_REDIRECT,
          G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));

  gst_element_class_add_pad_template (gstelement_class,
      gst_static_pad_template_get (&sinktemplate));
  gst_element_class_add_pad_template (gstelement_class,
      gst_static_pad_template_get (&rtptemplate));

  gst_element_class_set_static_metadata (gstelement_class, "SDP session setup",
      "Codec/Demuxer/Network/RTP",
      "Receive data over the network via SDP",
      "Wim Taymans <*****@*****.**>");

  gstelement_class->change_state = gst_sdp_demux_change_state;

  gstbin_class->handle_message = gst_sdp_demux_handle_message;

  GST_DEBUG_CATEGORY_INIT (sdpdemux_debug, "sdpdemux", 0, "SDP demux");
}
Exemple #22
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static void
gst_audio_echo_class_init (GstAudioEchoClass * klass)
{
  GObjectClass *gobject_class = (GObjectClass *) klass;
  GstBaseTransformClass *basetransform_class = (GstBaseTransformClass *) klass;
  GstAudioFilterClass *audioself_class = (GstAudioFilterClass *) klass;

  gobject_class->set_property = gst_audio_echo_set_property;
  gobject_class->get_property = gst_audio_echo_get_property;
  gobject_class->finalize = gst_audio_echo_finalize;

  g_object_class_install_property (gobject_class, PROP_DELAY,
      g_param_spec_uint64 ("delay", "Delay",
          "Delay of the echo in nanoseconds", 1, G_MAXUINT64,
          1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS
          | GST_PARAM_CONTROLLABLE));

  g_object_class_install_property (gobject_class, PROP_MAX_DELAY,
      g_param_spec_uint64 ("max-delay", "Maximum Delay",
          "Maximum delay of the echo in nanoseconds"
          " (can't be changed in PLAYING or PAUSED state)",
          1, G_MAXUINT64, 1,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
          GST_PARAM_MUTABLE_READY));

  g_object_class_install_property (gobject_class, PROP_INTENSITY,
      g_param_spec_float ("intensity", "Intensity",
          "Intensity of the echo", 0.0, 1.0,
          0.0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS
          | GST_PARAM_CONTROLLABLE));

  g_object_class_install_property (gobject_class, PROP_FEEDBACK,
      g_param_spec_float ("feedback", "Feedback",
          "Amount of feedback", 0.0, 1.0,
          0.0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS
          | GST_PARAM_CONTROLLABLE));

  audioself_class->setup = GST_DEBUG_FUNCPTR (gst_audio_echo_setup);
  basetransform_class->transform_ip =
      GST_DEBUG_FUNCPTR (gst_audio_echo_transform_ip);
  basetransform_class->stop = GST_DEBUG_FUNCPTR (gst_audio_echo_stop);
}
Exemple #23
0
static void
gst_pipeline_class_init (GstPipelineClass * klass)
{
  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
  GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
  GstBinClass *gstbin_class = GST_BIN_CLASS (klass);

  g_type_class_add_private (klass, sizeof (GstPipelinePrivate));

  gobject_class->set_property = gst_pipeline_set_property;
  gobject_class->get_property = gst_pipeline_get_property;

  /**
   * GstPipeline:delay:
   *
   * The expected delay needed for elements to spin up to the
   * PLAYING state expressed in nanoseconds.
   * see gst_pipeline_set_delay() for more information on this option.
   **/
  g_object_class_install_property (gobject_class, PROP_DELAY,
      g_param_spec_uint64 ("delay", "Delay",
          "Expected delay needed for elements "
          "to spin up to PLAYING in nanoseconds", 0, G_MAXUINT64, DEFAULT_DELAY,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  /**
   * GstPipeline:auto-flush-bus:
   *
   * Whether or not to automatically flush all messages on the
   * pipeline's bus when going from READY to NULL state. Please see
   * gst_pipeline_set_auto_flush_bus() for more information on this option.
   **/
  g_object_class_install_property (gobject_class, PROP_AUTO_FLUSH_BUS,
      g_param_spec_boolean ("auto-flush-bus", "Auto Flush Bus",
          "Whether to automatically flush the pipeline's bus when going "
          "from READY into NULL state", DEFAULT_AUTO_FLUSH_BUS,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  gobject_class->dispose = gst_pipeline_dispose;

  gst_element_class_set_metadata (gstelement_class, "Pipeline object",
      "Generic/Bin",
      "Complete pipeline object",
      "Erik Walthinsen <*****@*****.**>, Wim Taymans <*****@*****.**>");

  gstelement_class->change_state =
      GST_DEBUG_FUNCPTR (gst_pipeline_change_state);
  gstelement_class->provide_clock =
      GST_DEBUG_FUNCPTR (gst_pipeline_provide_clock_func);
  gstbin_class->handle_message =
      GST_DEBUG_FUNCPTR (gst_pipeline_handle_message);
}
static void
fs_rtp_bitrate_adapter_class_init (FsRtpBitrateAdapterClass *klass)
{
  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
  GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);

  gobject_class->get_property = fs_rtp_bitrate_adapter_get_property;
  gobject_class->set_property = fs_rtp_bitrate_adapter_set_property;
  gobject_class->finalize = fs_rtp_bitrate_adapter_finalize;

  gstelement_class->change_state = fs_rtp_bitrate_adapter_change_state;

  GST_DEBUG_CATEGORY_INIT
      (fs_rtp_bitrate_adapter_debug, "fsrtpbitrateadapter", 0,
          "fsrtpbitrateadapter element");

  gst_element_class_set_details_simple (gstelement_class,
      "Farstream RTP Video Bitrate adater",
      "Generic",
      "Filter that can modify the resolution and framerate based"
      " on the bitrate",
      "Olivier Crete <*****@*****.**>");

  gst_element_class_add_pad_template (gstelement_class,
      gst_static_pad_template_get (&fs_rtp_bitrate_adapter_sink_template));
  gst_element_class_add_pad_template (gstelement_class,
      gst_static_pad_template_get (&fs_rtp_bitrate_adapter_src_template));

  g_object_class_install_property (gobject_class,
      PROP_BITRATE,
      g_param_spec_uint ("bitrate",
          "Bitrate to adapt for",
          "The bitrate to adapt for (0 means no adaption)",
          0, G_MAXUINT, 0,
          G_PARAM_WRITABLE | G_PARAM_STATIC_STRINGS));

 g_object_class_install_property (gobject_class,
      PROP_INTERVAL,
      g_param_spec_uint64 ("interval",
          "Minimum interval before adaptation",
          "The minimum interval before adapting after a change",
          0, G_MAXUINT64, PROP_INTERVAL_DEFAULT,
          G_PARAM_WRITABLE | G_PARAM_STATIC_STRINGS));

 caps_pspec = g_param_spec_pointer ("caps",
     "Current input caps",
     "The caps that getcaps on the sink pad would return",
     G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
 g_object_class_install_property (gobject_class,
     PROP_CAPS, caps_pspec);
}
Exemple #25
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/**
 * zif_changeset_class_init:
 **/
static void
zif_changeset_class_init (ZifChangesetClass *klass)
{
	GParamSpec *pspec;
	GObjectClass *object_class = G_OBJECT_CLASS (klass);
	object_class->finalize = zif_changeset_finalize;
	object_class->get_property = zif_changeset_get_property;
	object_class->set_property = zif_changeset_set_property;

	/**
	 * ZifChangeset:date:
	 *
	 * Since: 0.1.0
	 */
	pspec = g_param_spec_uint64 ("date", NULL, NULL,
				     0, G_MAXUINT64, 0,
				     G_PARAM_READABLE);
	g_object_class_install_property (object_class, PROP_DATE, pspec);

	/**
	 * ZifChangeset:author:
	 *
	 * Since: 0.1.0
	 */
	pspec = g_param_spec_string ("author", NULL, NULL,
				     NULL,
				     G_PARAM_READABLE);
	g_object_class_install_property (object_class, PROP_AUTHOR, pspec);

	/**
	 * ZifChangeset:description:
	 *
	 * Since: 0.1.0
	 */
	pspec = g_param_spec_string ("description", NULL, NULL,
				     NULL,
				     G_PARAM_READABLE);
	g_object_class_install_property (object_class, PROP_DESCRIPTION, pspec);

	/**
	 * ZifChangeset:version:
	 *
	 * Since: 0.1.0
	 */
	pspec = g_param_spec_string ("version", NULL, NULL,
				     NULL,
				     G_PARAM_READABLE);
	g_object_class_install_property (object_class, PROP_VERSION, pspec);

	g_type_class_add_private (klass, sizeof (ZifChangesetPrivate));
}
Exemple #26
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static void
gst_smpte_class_init (GstSMPTEClass * klass)
{
  GObjectClass *gobject_class;
  GstElementClass *gstelement_class;

  gobject_class = (GObjectClass *) klass;
  gstelement_class = (GstElementClass *) klass;

  parent_class = g_type_class_peek_parent (klass);

  gobject_class->set_property = gst_smpte_set_property;
  gobject_class->get_property = gst_smpte_get_property;
  gobject_class->finalize = (GObjectFinalizeFunc) gst_smpte_finalize;

  _gst_mask_init ();

  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_TYPE,
      g_param_spec_enum ("type", "Type", "The type of transition to use",
          GST_TYPE_SMPTE_TRANSITION_TYPE, DEFAULT_PROP_TYPE,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_BORDER,
      g_param_spec_int ("border", "Border",
          "The border width of the transition", 0, G_MAXINT,
          DEFAULT_PROP_BORDER, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_DEPTH,
      g_param_spec_int ("depth", "Depth", "Depth of the mask in bits", 1, 24,
          DEFAULT_PROP_DEPTH, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_DURATION,
      g_param_spec_uint64 ("duration", "Duration",
          "Duration of the transition effect in nanoseconds", 0, G_MAXUINT64,
          DEFAULT_PROP_DURATION, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_INVERT,
      g_param_spec_boolean ("invert", "Invert",
          "Invert transition mask", DEFAULT_PROP_INVERT,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  gstelement_class->change_state = GST_DEBUG_FUNCPTR (gst_smpte_change_state);

  gst_element_class_add_pad_template (gstelement_class,
      gst_static_pad_template_get (&gst_smpte_sink1_template));
  gst_element_class_add_pad_template (gstelement_class,
      gst_static_pad_template_get (&gst_smpte_sink2_template));
  gst_element_class_add_pad_template (gstelement_class,
      gst_static_pad_template_get (&gst_smpte_src_template));
  gst_element_class_set_static_metadata (gstelement_class, "SMPTE transitions",
      "Filter/Editor/Video",
      "Apply the standard SMPTE transitions on video images",
      "Wim Taymans <*****@*****.**>");
}
Exemple #27
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static void
gst_clock_class_init (GstClockClass * klass)
{
  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);

#ifndef GST_DISABLE_TRACE
  _gst_clock_entry_trace = _gst_alloc_trace_register ("GstClockEntry", -1);
#endif

  gobject_class->dispose = gst_clock_dispose;
  gobject_class->finalize = gst_clock_finalize;
  gobject_class->set_property = gst_clock_set_property;
  gobject_class->get_property = gst_clock_get_property;

  g_object_class_install_property (gobject_class, PROP_WINDOW_SIZE,
      g_param_spec_int ("window-size", "Window size",
          "The size of the window used to calculate rate and offset", 2, 1024,
          DEFAULT_WINDOW_SIZE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (gobject_class, PROP_WINDOW_THRESHOLD,
      g_param_spec_int ("window-threshold", "Window threshold",
          "The threshold to start calculating rate and offset", 2, 1024,
          DEFAULT_WINDOW_THRESHOLD,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
  g_object_class_install_property (gobject_class, PROP_TIMEOUT,
      g_param_spec_uint64 ("timeout", "Timeout",
          "The amount of time, in nanoseconds, to sample master and slave clocks",
          0, G_MAXUINT64, DEFAULT_TIMEOUT,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  /**
   * GstClock::synced:
   * @clock: the clock
   * @synced: if the clock is synced now
   *
   * Signaled on clocks with GST_CLOCK_FLAG_NEEDS_STARTUP_SYNC set once
   * the clock is synchronized, or when it completely lost synchronization.
   * This signal will not be emitted on clocks without the flag.
   *
   * This signal will be emitted from an arbitrary thread, most likely not
   * the application's main thread.
   *
   * Since: 1.6
   */
  gst_clock_signals[SIGNAL_SYNCED] =
      g_signal_new ("synced", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
      0, NULL, NULL,
      g_cclosure_marshal_generic, G_TYPE_NONE, 1, G_TYPE_BOOLEAN);

  g_type_class_add_private (klass, sizeof (GstClockPrivate));
}
Exemple #28
0
static void
gnc_taxtable_class_init (GncTaxTableClass *klass)
{
    GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
    QofInstanceClass* qof_class = QOF_INSTANCE_CLASS(klass);

    gobject_class->dispose = gnc_taxtable_dispose;
    gobject_class->finalize = gnc_taxtable_finalize;
    gobject_class->set_property = gnc_taxtable_set_property;
    gobject_class->get_property = gnc_taxtable_get_property;

    qof_class->get_display_name = impl_get_display_name;
    qof_class->refers_to_object = impl_refers_to_object;
    qof_class->get_typed_referring_object_list = impl_get_typed_referring_object_list;

    g_object_class_install_property
    (gobject_class,
     PROP_NAME,
     g_param_spec_string ("name",
                          "TaxTable Name",
                          "The accountName is an arbitrary string "
                          "assigned by the user.  It is intended to "
                          "a short, 10 to 30 character long string "
                          "that is displayed by the GUI as the "
                          "tax table mnemonic.",
                          NULL,
                          G_PARAM_READWRITE));

    g_object_class_install_property
    (gobject_class,
     PROP_INVISIBLE,
     g_param_spec_boolean ("invisible",
                           "Invisible",
                           "TRUE if the tax table is invisible.  FALSE if visible.",
                           FALSE,
                           G_PARAM_READWRITE));

    g_object_class_install_property
    (gobject_class,
     PROP_REFCOUNT,
     g_param_spec_uint64("ref-count",
                         "Reference count",
                         "The ref-count property contains number of times this tax table "
                         "is referenced.",
                         0,           /* min */
                         G_MAXUINT64, /* max */
                         0,           /* default */
                         G_PARAM_READWRITE));
}
/**
 * hif_state_class_init:
 **/
static void
hif_state_class_init (HifStateClass *klass)
{
	GParamSpec *pspec;
	GObjectClass *object_class = G_OBJECT_CLASS (klass);
	object_class->finalize = hif_state_finalize;
	object_class->get_property = hif_state_get_property;
	object_class->set_property = hif_state_set_property;

	/**
	 * HifState:speed:
	 */
	pspec = g_param_spec_uint64 ("speed", NULL, NULL,
				     0, G_MAXUINT64, 0,
				     G_PARAM_READABLE);
	g_object_class_install_property (object_class, PROP_SPEED, pspec);

	signals [SIGNAL_PERCENTAGE_CHANGED] =
		g_signal_new ("percentage-changed",
			      G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST,
			      G_STRUCT_OFFSET (HifStateClass, percentage_changed),
			      NULL, NULL, g_cclosure_marshal_VOID__UINT,
			      G_TYPE_NONE, 1, G_TYPE_UINT);

	signals [SIGNAL_ALLOW_CANCEL_CHANGED] =
		g_signal_new ("allow-cancel-changed",
			      G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST,
			      G_STRUCT_OFFSET (HifStateClass, allow_cancel_changed),
			      NULL, NULL, g_cclosure_marshal_VOID__BOOLEAN,
			      G_TYPE_NONE, 1, G_TYPE_BOOLEAN);

	signals [SIGNAL_ACTION_CHANGED] =
		g_signal_new ("action-changed",
			      G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST,
			      G_STRUCT_OFFSET (HifStateClass, action_changed),
			      NULL, NULL, g_cclosure_marshal_generic,
			      G_TYPE_NONE, 2, G_TYPE_UINT, G_TYPE_STRING);

	signals [SIGNAL_PACKAGE_PROGRESS_CHANGED] =
		g_signal_new ("package-progress-changed",
			      G_TYPE_FROM_CLASS (object_class), G_SIGNAL_RUN_LAST,
			      G_STRUCT_OFFSET (HifStateClass, package_progress_changed),
			      NULL, NULL, g_cclosure_marshal_generic,
			      G_TYPE_NONE, 3, G_TYPE_STRING, G_TYPE_UINT, G_TYPE_UINT);

	g_type_class_add_private (klass, sizeof (HifStatePrivate));
}
Exemple #30
0
/* initialize the plugin's class */
static void
gst_mms_class_init (GstMMSClass * klass)
{
  GObjectClass *gobject_class = (GObjectClass *) klass;
  GstElementClass *gstelement_class = (GstElementClass *) klass;
  GstBaseSrcClass *gstbasesrc_class = (GstBaseSrcClass *) klass;
  GstPushSrcClass *gstpushsrc_class = (GstPushSrcClass *) klass;

  gobject_class->set_property = gst_mms_set_property;
  gobject_class->get_property = gst_mms_get_property;
  gobject_class->finalize = gst_mms_finalize;

  g_object_class_install_property (gobject_class, PROP_LOCATION,
      g_param_spec_string ("location", "location",
          "Host URL to connect to. Accepted are mms://, mmsu://, mmst:// URL types",
          NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  /* Note: connection-speed is intentionaly limited to G_MAXINT as libmms
   * uses int for it */
  g_object_class_install_property (gobject_class, PROP_CONNECTION_SPEED,
      g_param_spec_uint64 ("connection-speed", "Connection Speed",
          "Network connection speed in kbps (0 = unknown)",
          0, G_MAXINT / 1000, DEFAULT_CONNECTION_SPEED,
          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

  gst_element_class_add_pad_template (gstelement_class,
      gst_static_pad_template_get (&src_factory));

  gst_element_class_set_details_simple (gstelement_class,
      "MMS streaming source", "Source/Network",
      "Receive data streamed via MSFT Multi Media Server protocol",
      "Maciej Katafiasz <*****@*****.**>");

  GST_DEBUG_CATEGORY_INIT (mmssrc_debug, "mmssrc", 0, "MMS Source Element");

  gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_mms_start);
  gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_mms_stop);

  gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_mms_create);

  gstbasesrc_class->is_seekable = GST_DEBUG_FUNCPTR (gst_mms_is_seekable);
  gstbasesrc_class->get_size = GST_DEBUG_FUNCPTR (gst_mms_get_size);
  gstbasesrc_class->prepare_seek_segment =
      GST_DEBUG_FUNCPTR (gst_mms_prepare_seek_segment);
  gstbasesrc_class->do_seek = GST_DEBUG_FUNCPTR (gst_mms_do_seek);
  gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_mms_query);
}