Exemplos de gst_vaapi_surface_proxy_new_from_pool em C++ (Cpp)

Exemplo n.º 1

Arquivo: gstvaapivideomemory.c Projeto: DarkLighters/gstreamer-vaapi

static GstVaapiSurfaceProxy *
new_surface_proxy (GstVaapiVideoMemory * mem)
{
  GstVaapiVideoAllocator *const allocator =
      GST_VAAPI_VIDEO_ALLOCATOR_CAST (GST_MEMORY_CAST (mem)->allocator);

  return
      gst_vaapi_surface_proxy_new_from_pool (GST_VAAPI_SURFACE_POOL
      (allocator->surface_pool));
}

Exemplo n.º 2

Arquivo: gstvaapivideometa.c Projeto: DarkLighters/gstreamer-vaapi

static gboolean
set_surface_proxy_from_pool (GstVaapiVideoMeta * meta, GstVaapiVideoPool * pool)
{
  GstVaapiSurfaceProxy *proxy;
  gboolean success;

  proxy = gst_vaapi_surface_proxy_new_from_pool (GST_VAAPI_SURFACE_POOL (pool));
  if (!proxy)
    return FALSE;

  success = set_surface_proxy (meta, proxy);
  gst_vaapi_surface_proxy_unref (proxy);
  return success;
}

Exemplo n.º 3

Arquivo: simple-encoder.c Projeto: GStreamer/gstreamer-vaapi

static int
app_run (App * app)
{
  GstVaapiImage *image;
  GstVaapiVideoPool *pool;
  GThread *buffer_thread;
  gsize id;
  int ret = EXIT_FAILURE;

  image = gst_vaapi_image_new (app->display, GST_VIDEO_FORMAT_I420,
      app->parser->width, app->parser->height);

  {
    GstVideoInfo vi;
    gst_video_info_set_format (&vi, GST_VIDEO_FORMAT_ENCODED,
        app->parser->width, app->parser->height);
    pool = gst_vaapi_surface_pool_new_full (app->display, &vi, 0);
  }

  buffer_thread = g_thread_new ("get buffer thread", get_buffer_thread, app);

  while (1) {
    GstVaapiSurfaceProxy *proxy;
    GstVaapiSurface *surface;

    if (!load_frame (app, image))
      break;

    if (!gst_vaapi_image_unmap (image))
      break;

    proxy =
        gst_vaapi_surface_proxy_new_from_pool (GST_VAAPI_SURFACE_POOL (pool));
    if (!proxy) {
      g_warning ("Could not get surface proxy from pool.");
      break;
    }
    surface = gst_vaapi_surface_proxy_get_surface (proxy);
    if (!surface) {
      g_warning ("Could not get surface from proxy.");
      break;
    }

    if (!gst_vaapi_surface_put_image (surface, image)) {
      g_warning ("Could not update surface");
      break;
    }

    if (!upload_frame (app->encoder, proxy)) {
      g_warning ("put frame failed");
      break;
    }

    app->read_frames++;
    id = gst_vaapi_surface_get_id (surface);
    g_debug ("input frame %d, surface id = %" G_GSIZE_FORMAT, app->read_frames,
        id);

    gst_vaapi_surface_proxy_unref (proxy);
  }

  app->input_stopped = TRUE;

  g_thread_join (buffer_thread);

  if (!app->encode_failed && feof (app->parser->fp))
    ret = EXIT_SUCCESS;

  gst_vaapi_video_pool_replace (&pool, NULL);
  gst_vaapi_object_unref (image);
  return ret;
}