C++ (Cpp) LADSPA_Descriptor::activate示例

示例#1

文件： gstladspa.c 项目： collects/gst-plugins-bad

static void
gst_ladspa_stop (GstSignalProcessor * gsp)
{
  GstLADSPA *ladspa;
  LADSPA_Descriptor *desc;

  ladspa = (GstLADSPA *) gsp;
  desc = ladspa->descriptor;

  g_return_if_fail (ladspa->activated == TRUE);
  g_return_if_fail (ladspa->handle != NULL);

  GST_DEBUG_OBJECT (ladspa, "deactivating");

  if (desc->activate)
    desc->activate (ladspa->handle);

  ladspa->activated = FALSE;
}

示例#2

文件： gstladspa.c 项目： collects/gst-plugins-bad

static gboolean
gst_ladspa_start (GstSignalProcessor * gsp)
{
  GstLADSPA *ladspa;
  LADSPA_Descriptor *desc;

  ladspa = (GstLADSPA *) gsp;
  desc = ladspa->descriptor;

  g_return_val_if_fail (ladspa->activated == FALSE, FALSE);
  g_return_val_if_fail (ladspa->handle != NULL, FALSE);

  GST_DEBUG_OBJECT (ladspa, "activating");

  if (desc->activate)
    desc->activate (ladspa->handle);

  ladspa->activated = TRUE;

  return TRUE;
}