2 * test-surfaces.c - Test GstVaapiSurface and GstVaapiSurfacePool
4 * gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
21 #include <gst/vaapi/gstvaapisurface.h>
22 #include <gst/vaapi/gstvaapisurfacepool.h>
23 #include <gst/vaapi/gstvaapidisplay_x11.h>
25 #define MAX_SURFACES 4
28 gst_vaapi_object_destroy_cb(gpointer object, gpointer user_data)
30 g_print("destroying GstVaapiObject %p\n", object);
34 main(int argc, char *argv[])
36 GstVaapiDisplay *display;
37 GstVaapiSurface *surface;
38 GstVaapiID surface_id;
39 GstVaapiSurface *surfaces[MAX_SURFACES];
40 GstVaapiVideoPool *pool;
44 static const GstVaapiChromaType chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420;
45 static const guint width = 320;
46 static const guint height = 240;
48 gst_init(&argc, &argv);
50 display = gst_vaapi_display_x11_new(NULL);
52 g_error("could not create Gst/VA display");
54 surface = gst_vaapi_surface_new(display, chroma_type, width, height);
56 g_error("could not create Gst/VA surface");
58 /* This also tests for the GstVaapiParamSpecID */
59 g_object_get(G_OBJECT(surface), "id", &surface_id, NULL);
60 if (surface_id != gst_vaapi_object_get_id(GST_VAAPI_OBJECT(surface)))
61 g_error("could not retrieve the native surface ID");
62 g_print("created surface %" GST_VAAPI_ID_FORMAT "\n",
63 GST_VAAPI_ID_ARGS(surface_id));
65 g_object_unref(surface);
67 caps = gst_caps_new_simple(
68 "video/x-vaapi-surface",
69 "width", G_TYPE_INT, width,
70 "height", G_TYPE_INT, height,
74 g_error("cound not create Gst/VA surface caps");
76 pool = gst_vaapi_surface_pool_new(display, caps);
78 g_error("could not create Gst/VA surface pool");
80 for (i = 0; i < MAX_SURFACES; i++) {
81 surface = gst_vaapi_video_pool_get_object(pool);
83 g_error("could not allocate Gst/VA surface from pool");
84 g_print("created surface %" GST_VAAPI_ID_FORMAT " from pool\n",
85 GST_VAAPI_ID_ARGS(gst_vaapi_object_get_id(GST_VAAPI_OBJECT(surface))));
86 surfaces[i] = surface;
89 /* Check the pool doesn't return the last free'd surface */
90 surface = g_object_ref(surfaces[1]);
92 for (i = 0; i < 2; i++)
93 gst_vaapi_video_pool_put_object(pool, surfaces[i]);
95 for (i = 0; i < 2; i++) {
96 surfaces[i] = gst_vaapi_video_pool_get_object(pool);
98 g_error("could not re-allocate Gst/VA surface%d from pool", i);
99 g_print("created surface %" GST_VAAPI_ID_FORMAT " from pool (realloc)\n",
100 GST_VAAPI_ID_ARGS(gst_vaapi_object_get_id(GST_VAAPI_OBJECT(surfaces[i]))));
103 if (surface == surfaces[0])
104 g_error("Gst/VA pool doesn't queue free surfaces");
106 for (i = MAX_SURFACES - 1; i >= 0; i--) {
109 gst_vaapi_video_pool_put_object(pool, surfaces[i]);
116 G_CALLBACK(gst_vaapi_object_destroy_cb), NULL
119 /* Unref in random order to check objects are correctly refcounted */
120 g_print("unref display\n");
121 g_object_unref(display);
122 gst_caps_unref(caps);
123 g_print("unref pool\n");
124 g_object_unref(pool);
125 g_print("unref surface\n");
126 g_object_unref(surface);