C++ (Cpp) gst_v4l2_object_unlock_stop Beispiele

Beispiel #1

Datei: gstv4l2transform.c Projekt: BigBrother-International/gst-plugins-good

static gboolean
gst_v4l2_transform_sink_event (GstBaseTransform * trans, GstEvent * event)
{
  GstV4l2Transform *self = GST_V4L2_TRANSFORM (trans);
  gboolean ret;

  /* Nothing to flush in passthrough */
  if (gst_base_transform_is_passthrough (trans))
    return GST_BASE_TRANSFORM_CLASS (parent_class)->sink_event (trans, event);

  switch (GST_EVENT_TYPE (event)) {
    case GST_EVENT_FLUSH_START:
      GST_DEBUG_OBJECT (self, "flush start");
      gst_v4l2_object_unlock (self->v4l2output);
      gst_v4l2_object_unlock (self->v4l2capture);
      break;
    default:
      break;
  }

  ret = GST_BASE_TRANSFORM_CLASS (parent_class)->sink_event (trans, event);

  switch (GST_EVENT_TYPE (event)) {
    case GST_EVENT_FLUSH_STOP:
      /* Buffer should be back now */
      GST_DEBUG_OBJECT (self, "flush stop");
      gst_v4l2_object_unlock_stop (self->v4l2capture);
      gst_v4l2_object_unlock_stop (self->v4l2output);
      break;
    default:
      break;
  }

  return ret;
}

Beispiel #2

Datei: gstv4l2videodec.c Projekt: vatavuserban/gst-plugins-good

static gboolean
gst_v4l2_video_dec_flush (GstVideoDecoder * decoder)
{
  GstV4l2VideoDec *self = GST_V4L2_VIDEO_DEC (decoder);

  GST_DEBUG_OBJECT (self, "Flushed");

  /* Ensure the processing thread has stopped for the reverse playback
   * discount case */
  if (g_atomic_int_get (&self->processing)) {
    GST_VIDEO_DECODER_STREAM_UNLOCK (decoder);

    gst_v4l2_object_unlock (self->v4l2output);
    gst_v4l2_object_unlock (self->v4l2capture);
    gst_pad_stop_task (decoder->srcpad);
    GST_VIDEO_DECODER_STREAM_LOCK (decoder);
  }

  self->output_flow = GST_FLOW_OK;

  gst_v4l2_object_unlock_stop (self->v4l2output);
  gst_v4l2_object_unlock_stop (self->v4l2capture);

  return TRUE;
}

Beispiel #3

Datei: gstv4l2src.c Projekt: DylanZA/gst-plugins-good

static gboolean
gst_v4l2src_unlock_stop (GstBaseSrc * src)
{
  GstV4l2Src *v4l2src = GST_V4L2SRC (src);

  v4l2src->last_timestamp = 0;

  return gst_v4l2_object_unlock_stop (v4l2src->v4l2object);
}