C++ (Cpp) gst_vdp_get_device 예제들

예제 #1

파일: gstvdpvideopostprocess.c 프로젝트: lubing521/gst-embedded-builder

static gboolean
gst_vdp_vpp_start (GstVdpVideoPostProcess * vpp)
{
  gint i;
  GError *err;

  vpp->interlaced = FALSE;
  vpp->field_duration = GST_CLOCK_TIME_NONE;

  vpp->earliest_time = GST_CLOCK_TIME_NONE;
  vpp->discont = FALSE;

  vpp->mixer = VDP_INVALID_HANDLE;
  vpp->vpool = NULL;

  for (i = 0; i < MAX_PICTURES; i++) {
    vpp->future_pictures[i].buf = NULL;
    vpp->past_pictures[i].buf = NULL;
  }
  vpp->n_future_pictures = 0;
  vpp->n_past_pictures = 0;

  err = NULL;
  vpp->device = gst_vdp_get_device (vpp->display, &err);
  if (G_UNLIKELY (!vpp->device))
    goto device_error;

  g_object_set (G_OBJECT (vpp->srcpad), "device", vpp->device, NULL);

  return TRUE;

device_error:
  gst_vdp_vpp_post_error (vpp, err);
  return FALSE;
}

예제 #2

파일: gstvdpvideoyuv.c 프로젝트: zsx/ossbuild

static gboolean
gst_vdp_video_yuv_start (GstBaseTransform * trans)
{
  GstVdpVideoYUV *video_yuv = GST_VDP_VIDEO_YUV (trans);

  video_yuv->device = gst_vdp_get_device (video_yuv->display);
  if (!video_yuv->device)
    return FALSE;

  return TRUE;
}

예제 #3

파일: gstvdpsink.c 프로젝트: spunktsch/svtplayer

static gboolean
gst_vdp_sink_open_device (VdpSink * vdp_sink)
{
  gboolean res;
  GstVdpDevice *device;
  GError *err;

  g_mutex_lock (vdp_sink->device_lock);
  if (vdp_sink->device) {
    res = TRUE;
    goto done;
  }

  err = NULL;
  vdp_sink->device = device = gst_vdp_get_device (vdp_sink->display_name, &err);
  if (!device)
    goto device_error;

  vdp_sink->bpool = gst_vdp_output_buffer_pool_new (device);

  vdp_sink->caps = gst_vdp_sink_get_allowed_caps (device, vdp_sink->par);
  GST_DEBUG ("runtime calculated caps: %" GST_PTR_FORMAT, vdp_sink->caps);

  /* call XSynchronize with the current value of synchronous */
  GST_DEBUG_OBJECT (vdp_sink, "XSynchronize called with %s",
      vdp_sink->synchronous ? "TRUE" : "FALSE");
  XSynchronize (device->display, vdp_sink->synchronous);

  /* Setup our event listening thread */
  vdp_sink->running = TRUE;
  vdp_sink->event_thread = g_thread_create (
      (GThreadFunc) gst_vdp_sink_event_thread, vdp_sink, TRUE, NULL);

  res = TRUE;

done:
  g_mutex_unlock (vdp_sink->device_lock);
  return res;

device_error:
  gst_vdp_sink_post_error (vdp_sink, err);
  res = FALSE;
  goto done;
}

예제 #4

static GstVdpDevice *
gst_vdp_sink_setup_device (VdpSink * vdp_sink)
{
  GstVdpDevice *device;

  device = gst_vdp_get_device (vdp_sink->display_name);
  if (!device)
    return NULL;

  vdp_sink->caps = gst_vdp_sink_get_allowed_caps (device, vdp_sink->par);
  GST_DEBUG ("runtime calculated caps: %" GST_PTR_FORMAT, vdp_sink->caps);

  /* call XSynchronize with the current value of synchronous */
  GST_DEBUG_OBJECT (vdp_sink, "XSynchronize called with %s",
      vdp_sink->synchronous ? "TRUE" : "FALSE");
  XSynchronize (device->display, vdp_sink->synchronous);

  /* Setup our event listening thread */
  vdp_sink->running = TRUE;
  vdp_sink->event_thread = g_thread_create (
      (GThreadFunc) gst_vdp_sink_event_thread, vdp_sink, TRUE, NULL);

  return device;
}