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/*
* test-surfaces.c - Test GstVaapiSurface and GstVaapiSurfacePool
*
* Copyright (C) 2010-2011 Splitted-Desktop Systems
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; 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 "output.h"
#define MAX_SURFACES 4
static void
gst_vaapi_object_destroy_cb(gpointer object, gpointer user_data)
{
g_print("destroying GstVaapiObject %p\n", object);
}
int
main(int argc, char *argv[])
{
GstVaapiDisplay *display;
GstVaapiSurface *surface;
GstVaapiID surface_id;
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;
if (!video_output_init(&argc, argv, NULL))
g_error("failed to initialize video output subsystem");
display = video_output_create_display(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");
/* This also tests for the GstVaapiParamSpecID */
g_object_get(G_OBJECT(surface), "id", &surface_id, NULL);
if (surface_id != gst_vaapi_surface_get_id(surface))
g_error("could not retrieve the native surface ID");
g_print("created surface %" GST_VAAPI_ID_FORMAT "\n",
GST_VAAPI_ID_ARGS(surface_id));
g_object_unref(surface);
caps = gst_caps_new_simple(
GST_VAAPI_SURFACE_CAPS_NAME,
"type", G_TYPE_STRING, "vaapi",
"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 %" GST_VAAPI_ID_FORMAT " from pool\n",
GST_VAAPI_ID_ARGS(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 %" GST_VAAPI_ID_FORMAT " from pool (realloc)\n",
GST_VAAPI_ID_ARGS(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;
}
g_signal_connect(
G_OBJECT(surface),
"destroy",
G_CALLBACK(gst_vaapi_object_destroy_cb), 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);
video_output_exit();
return 0;
}
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