C++ (Cpp) GST_CHOP_MY_DATA 예제들

예제 #1

파일: gstchopmydata.c 프로젝트: PeterXu/gst-mobile

static gboolean
gst_chop_my_data_sink_event (GstPad * pad, GstEvent * event)
{
  GstFlowReturn ret = GST_FLOW_OK;
  gboolean res;
  GstChopMyData *chopmydata;

  chopmydata = GST_CHOP_MY_DATA (gst_pad_get_parent (pad));

  GST_DEBUG_OBJECT (chopmydata, "event");

  switch (GST_EVENT_TYPE (event)) {
    case GST_EVENT_FLUSH_START:
      ret = gst_chop_my_data_process (chopmydata, TRUE);
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
    case GST_EVENT_FLUSH_STOP:
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
    case GST_EVENT_NEWSEGMENT:
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
    case GST_EVENT_EOS:
      ret = gst_chop_my_data_process (chopmydata, TRUE);
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
    default:
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
  }

  gst_object_unref (chopmydata);
  return TRUE;
}

예제 #2

파일: gstchopmydata.c 프로젝트: asrashley/gst-plugins-bad

static gboolean
gst_chop_my_data_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
{
  gboolean res;
  GstChopMyData *chopmydata;

  chopmydata = GST_CHOP_MY_DATA (parent);

  GST_DEBUG_OBJECT (chopmydata, "event");

  switch (GST_EVENT_TYPE (event)) {
    case GST_EVENT_FLUSH_START:
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
    case GST_EVENT_FLUSH_STOP:
      gst_adapter_clear (chopmydata->adapter);
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
    case GST_EVENT_SEGMENT:
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
    case GST_EVENT_EOS:
      gst_chop_my_data_process (chopmydata, TRUE);
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
    default:
      res = gst_pad_push_event (chopmydata->srcpad, event);
      break;
  }

  return res;
}

예제 #3

파일: gstchopmydata.c 프로젝트: PeterXu/gst-mobile

void
gst_chop_my_data_finalize (GObject * object)
{
  GstChopMyData *chopmydata;

  g_return_if_fail (GST_IS_CHOP_MY_DATA (object));
  chopmydata = GST_CHOP_MY_DATA (object);

  /* clean up object here */

  G_OBJECT_CLASS (parent_class)->finalize (object);
}

예제 #4

파일: gstchopmydata.c 프로젝트: PeterXu/gst-mobile

void
gst_chop_my_data_dispose (GObject * object)
{
  GstChopMyData *chopmydata;

  g_return_if_fail (GST_IS_CHOP_MY_DATA (object));
  chopmydata = GST_CHOP_MY_DATA (object);

  /* clean up as possible.  may be called multiple times */

  G_OBJECT_CLASS (parent_class)->dispose (object);
}

예제 #5

파일: gstchopmydata.c 프로젝트: asrashley/gst-plugins-bad

static GstFlowReturn
gst_chop_my_data_chain (GstPad * pad, GstObject * parent, GstBuffer * buffer)
{
  GstChopMyData *chopmydata;
  GstFlowReturn ret;

  chopmydata = GST_CHOP_MY_DATA (parent);

  GST_DEBUG_OBJECT (chopmydata, "chain");

  gst_adapter_push (chopmydata->adapter, buffer);
  ret = gst_chop_my_data_process (chopmydata, FALSE);

  return ret;
}

예제 #6

파일: gstchopmydata.c 프로젝트: asrashley/gst-plugins-bad

static GstStateChangeReturn
gst_chop_my_data_change_state (GstElement * element, GstStateChange transition)
{
  GstChopMyData *chopmydata;
  GstStateChangeReturn ret;

  chopmydata = GST_CHOP_MY_DATA (element);

  switch (transition) {
    case GST_STATE_CHANGE_NULL_TO_READY:
      break;
    case GST_STATE_CHANGE_READY_TO_PAUSED:
      GST_OBJECT_LOCK (chopmydata);
      chopmydata->adapter = gst_adapter_new ();
      chopmydata->rand = g_rand_new ();
      chopmydata->next_size = 0;
      GST_OBJECT_UNLOCK (chopmydata);
      break;
    case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
      break;
    default:
      break;
  }

  ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);

  switch (transition) {
    case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
      break;
    case GST_STATE_CHANGE_PAUSED_TO_READY:
      GST_OBJECT_LOCK (chopmydata);
      g_object_unref (chopmydata->adapter);
      chopmydata->adapter = NULL;
      g_rand_free (chopmydata->rand);
      GST_OBJECT_UNLOCK (chopmydata);
      break;
    case GST_STATE_CHANGE_READY_TO_NULL:
      break;
    default:
      break;
  }

  return ret;
}

예제 #7

파일: gstchopmydata.c 프로젝트: asrashley/gst-plugins-bad

static gboolean
gst_chop_my_data_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
{
  gboolean res;
  GstChopMyData *chopmydata;

  chopmydata = GST_CHOP_MY_DATA (parent);

  GST_DEBUG_OBJECT (chopmydata, "event");

  switch (GST_EVENT_TYPE (event)) {
    case GST_EVENT_SEEK:
      res = gst_pad_push_event (chopmydata->sinkpad, event);
      break;
    default:
      res = gst_pad_push_event (chopmydata->sinkpad, event);
      break;
  }

  return res;
}

예제 #8

파일: gstchopmydata.c 프로젝트: asrashley/gst-plugins-bad

void
gst_chop_my_data_get_property (GObject * object, guint property_id,
    GValue * value, GParamSpec * pspec)
{
  GstChopMyData *chopmydata;

  g_return_if_fail (GST_IS_CHOP_MY_DATA (object));
  chopmydata = GST_CHOP_MY_DATA (object);

  switch (property_id) {
    case PROP_MAX_SIZE:
      g_value_set_int (value, chopmydata->max_size);
      break;
    case PROP_MIN_SIZE:
      g_value_set_int (value, chopmydata->min_size);
      break;
    case PROP_STEP_SIZE:
      g_value_set_int (value, chopmydata->step_size);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
      break;
  }
}