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108 lines
3.8 KiB
C
108 lines
3.8 KiB
C
/*
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* test-surfaces.c - Test GstVaapiSurface and GstVaapiSurfacePool
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
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* Copyright (C) 2012-2013 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include <gst/vaapi/gstvaapisurface.h>
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#include <gst/vaapi/gstvaapisurfacepool.h>
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#include "output.h"
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#define MAX_SURFACES 4
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int
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main(int argc, char *argv[])
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{
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GstVaapiDisplay *display;
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GstVaapiSurface *surface;
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GstVaapiID surface_id;
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GstVaapiSurface *surfaces[MAX_SURFACES];
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GstVaapiVideoPool *pool;
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GstVideoInfo vi;
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gint i;
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static const GstVaapiChromaType chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420;
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static const guint width = 320;
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static const guint height = 240;
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if (!video_output_init(&argc, argv, NULL))
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g_error("failed to initialize video output subsystem");
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display = video_output_create_display(NULL);
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if (!display)
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g_error("could not create Gst/VA display");
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surface = gst_vaapi_surface_new(display, chroma_type, width, height);
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if (!surface)
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g_error("could not create Gst/VA surface");
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surface_id = gst_vaapi_surface_get_id(surface);
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g_print("created surface %" GST_VAAPI_ID_FORMAT "\n",
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GST_VAAPI_ID_ARGS(surface_id));
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gst_vaapi_object_unref(surface);
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gst_video_info_set_format(&vi, GST_VIDEO_FORMAT_ENCODED, width, height);
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pool = gst_vaapi_surface_pool_new(display, &vi);
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if (!pool)
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g_error("could not create Gst/VA surface pool");
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for (i = 0; i < MAX_SURFACES; i++) {
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surface = gst_vaapi_video_pool_get_object(pool);
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if (!surface)
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g_error("could not allocate Gst/VA surface from pool");
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g_print("created surface %" GST_VAAPI_ID_FORMAT " from pool\n",
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GST_VAAPI_ID_ARGS(gst_vaapi_surface_get_id(surface)));
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surfaces[i] = surface;
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}
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/* Check the pool doesn't return the last free'd surface */
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surface = gst_vaapi_object_ref(surfaces[1]);
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for (i = 0; i < 2; i++)
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gst_vaapi_video_pool_put_object(pool, surfaces[i]);
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for (i = 0; i < 2; i++) {
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surfaces[i] = gst_vaapi_video_pool_get_object(pool);
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if (!surfaces[i])
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g_error("could not re-allocate Gst/VA surface%d from pool", i);
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g_print("created surface %" GST_VAAPI_ID_FORMAT " from pool (realloc)\n",
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GST_VAAPI_ID_ARGS(gst_vaapi_surface_get_id(surfaces[i])));
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}
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if (surface == surfaces[0])
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g_error("Gst/VA pool doesn't queue free surfaces");
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for (i = MAX_SURFACES - 1; i >= 0; i--) {
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if (!surfaces[i])
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continue;
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gst_vaapi_video_pool_put_object(pool, surfaces[i]);
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surfaces[i] = NULL;
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}
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/* Unref in random order to check objects are correctly refcounted */
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gst_vaapi_display_unref(display);
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gst_vaapi_video_pool_unref(pool);
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gst_vaapi_object_unref(surface);
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video_output_exit();
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return 0;
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}
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