gstreamer/tests/test-surfaces.c

108 lines
3.4 KiB
C

/*
* test-surfaces.c - Test GstVaapiSurface and GstVaapiSurfacePool
*
* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <gst/vaapi/gstvaapisurface.h>
#include <gst/vaapi/gstvaapisurfacepool.h>
#include <gst/vaapi/gstvaapidisplay_x11.h>
#define MAX_SURFACES 4
int
main(int argc, char *argv[])
{
GstVaapiDisplay *display;
GstVaapiSurface *surface;
GstVaapiSurface *surfaces[MAX_SURFACES];
GstVaapiVideoPool *pool;
GstCaps *caps;
gint i;
static const GstVaapiChromaType chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420;
static const guint width = 320;
static const guint height = 240;
gst_init(&argc, &argv);
display = gst_vaapi_display_x11_new(NULL);
if (!display)
g_error("could not create Gst/VA display");
surface = gst_vaapi_surface_new(display, chroma_type, width, height);
if (!surface)
g_error("could not create Gst/VA surface");
g_object_unref(surface);
caps = gst_caps_new_simple(
"video/x-vaapi-surface",
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height,
NULL
);
if (!caps)
g_error("cound not create Gst/VA surface caps");
pool = gst_vaapi_surface_pool_new(display, caps);
if (!pool)
g_error("could not create Gst/VA surface pool");
for (i = 0; i < MAX_SURFACES; i++) {
surface = gst_vaapi_video_pool_get_object(pool);
if (!surface)
g_error("could not allocate Gst/VA surface from pool");
g_print("created surface 0x%08x from pool\n",
gst_vaapi_surface_get_id(surface));
surfaces[i] = surface;
}
/* Check the pool doesn't return the last free'd surface */
surface = g_object_ref(surfaces[1]);
for (i = 0; i < 2; i++)
gst_vaapi_video_pool_put_object(pool, surfaces[i]);
for (i = 0; i < 2; i++) {
surfaces[i] = gst_vaapi_video_pool_get_object(pool);
if (!surfaces[i])
g_error("could not re-allocate Gst/VA surface%d from pool", i);
g_print("created surface 0x%08x from pool (realloc)\n",
gst_vaapi_surface_get_id(surfaces[i]));
}
if (surface == surfaces[0])
g_error("Gst/VA pool doesn't queue free surfaces");
for (i = MAX_SURFACES - 1; i >= 0; i--) {
if (!surfaces[i])
continue;
gst_vaapi_video_pool_put_object(pool, surfaces[i]);
surfaces[i] = NULL;
}
/* Unref in random order to check objects are correctly refcounted */
g_print("unref display\n");
g_object_unref(display);
gst_caps_unref(caps);
g_print("unref pool\n");
g_object_unref(pool);
g_print("unref surface\n");
g_object_unref(surface);
gst_deinit();
return 0;
}