C++ (Cpp) gst_play_sink_convert_bin_add_identity Examples

Example #1

File: gstplaysinkconvertbin.c Project: ksophocleous/gst-plugins-base

static void
gst_play_sink_convert_bin_init (GstPlaySinkConvertBin * self)
{
  GstPadTemplate *templ;

  g_mutex_init (&self->lock);

  templ = gst_static_pad_template_get (&sinktemplate);
  self->sinkpad = gst_ghost_pad_new_no_target_from_template ("sink", templ);
  gst_pad_set_event_function (self->sinkpad,
      GST_DEBUG_FUNCPTR (gst_play_sink_convert_bin_sink_event));
  gst_pad_set_query_function (self->sinkpad,
      GST_DEBUG_FUNCPTR (gst_play_sink_convert_bin_query));

  self->sink_proxypad =
      GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD (self->sinkpad)));

  gst_element_add_pad (GST_ELEMENT_CAST (self), self->sinkpad);
  gst_object_unref (templ);

  templ = gst_static_pad_template_get (&srctemplate);
  self->srcpad = gst_ghost_pad_new_no_target_from_template ("src", templ);
  gst_pad_set_query_function (self->srcpad,
      GST_DEBUG_FUNCPTR (gst_play_sink_convert_bin_query));
  gst_element_add_pad (GST_ELEMENT_CAST (self), self->srcpad);
  gst_object_unref (templ);

  gst_play_sink_convert_bin_add_identity (self);
}

Example #2

File: gstplaysinkaudioconvert.c Project: PeterXu/gst-mobile

static void
gst_play_sink_audio_convert_set_property (GObject * object, guint prop_id,
    const GValue * value, GParamSpec * pspec)
{
  GstPlaySinkAudioConvert *self = GST_PLAY_SINK_AUDIO_CONVERT_CAST (object);
  gboolean v, changed = FALSE;

  GST_PLAY_SINK_CONVERT_BIN_LOCK (self);
  switch (prop_id) {
    case PROP_USE_CONVERTERS:
      v = g_value_get_boolean (value);
      if (v != self->use_converters) {
        self->use_converters = v;
        changed = TRUE;
      }
      break;
    case PROP_USE_VOLUME:
      v = g_value_get_boolean (value);
      if (v != self->use_volume) {
        self->use_volume = v;
        changed = TRUE;
      }
      break;
    default:
      break;
  }

  if (changed) {
    GstPlaySinkConvertBin *cbin = GST_PLAY_SINK_CONVERT_BIN (self);
    GST_DEBUG_OBJECT (self, "Rebuilding converter bin");
    gst_play_sink_convert_bin_remove_elements (cbin);
    gst_play_sink_audio_convert_add_conversion_elements (self);
    gst_play_sink_convert_bin_add_identity (cbin);
    gst_play_sink_convert_bin_cache_converter_caps (cbin);
  }
  GST_PLAY_SINK_CONVERT_BIN_UNLOCK (self);
}