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8d4498f9fd
Add initial support for EGL to tests. The new EGL backend can be selected through the --egl command line option. The OpenGL|ES version can further be selected with the --gles-version command line option, where the default of 0 means "desktop" OpenGL.
248 lines
6.3 KiB
C
248 lines
6.3 KiB
C
/*
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* output.c - Video output helpers
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*
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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/sysdeps.h"
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#include <string.h>
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#include <gst/gst.h>
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#if USE_DRM
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# include <gst/vaapi/gstvaapidisplay_drm.h>
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# include <gst/vaapi/gstvaapiwindow_drm.h>
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#endif
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#if USE_X11
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# include <gst/vaapi/gstvaapidisplay_x11.h>
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# include <gst/vaapi/gstvaapiwindow_x11.h>
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# include <gst/vaapi/gstvaapipixmap_x11.h>
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#endif
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#if USE_GLX
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# include <gst/vaapi/gstvaapidisplay_glx.h>
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# include <gst/vaapi/gstvaapiwindow_glx.h>
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#endif
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#if USE_EGL
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# include <gst/vaapi/gstvaapidisplay_egl.h>
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# include <gst/vaapi/gstvaapiwindow_egl.h>
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#endif
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#if USE_WAYLAND
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# include <gst/vaapi/gstvaapidisplay_wayland.h>
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# include <gst/vaapi/gstvaapiwindow_wayland.h>
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#endif
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#include "output.h"
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static const VideoOutputInfo *g_video_output;
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static const VideoOutputInfo g_video_outputs[] = {
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/* Video outputs are sorted in test order for automatic characterisation */
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#if USE_WAYLAND
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{ "wayland",
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gst_vaapi_display_wayland_new,
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gst_vaapi_window_wayland_new
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},
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#endif
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#if USE_X11
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{ "x11",
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gst_vaapi_display_x11_new,
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gst_vaapi_window_x11_new,
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gst_vaapi_pixmap_x11_new
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},
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#endif
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#if USE_GLX
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{ "glx",
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gst_vaapi_display_glx_new,
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gst_vaapi_window_glx_new,
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gst_vaapi_pixmap_x11_new
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},
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#endif
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#if USE_DRM
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{ "drm",
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gst_vaapi_display_drm_new,
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gst_vaapi_window_drm_new
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},
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#endif
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{ NULL, }
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};
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static gchar *g_output_name;
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static gboolean g_list_outputs = FALSE;
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static gboolean g_fullscreen = FALSE;
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static gboolean g_egl_mode = FALSE;
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static guint g_gles_version;
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static GOptionEntry g_options[] = {
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{ "list-outputs", 0,
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0,
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G_OPTION_ARG_NONE, &g_list_outputs,
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"list video outputs", NULL },
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{ "output", 'o',
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0,
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G_OPTION_ARG_STRING, &g_output_name,
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"video output name", NULL },
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{ "fullscreen", 'f',
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0,
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G_OPTION_ARG_NONE, &g_fullscreen,
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"fullscreen mode", NULL },
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{ "egl", 0,
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0,
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G_OPTION_ARG_NONE, &g_egl_mode,
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"enable EGL rendering", NULL },
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{ "gles-version", 0,
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0,
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G_OPTION_ARG_INT, &g_gles_version,
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"OpenGL|ES version (in --egl mode)", NULL },
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{ NULL, }
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};
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static void
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list_outputs(void)
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{
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const VideoOutputInfo *o;
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g_print("Video outputs:");
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for (o = g_video_outputs; o->name != NULL; o++)
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g_print(" %s", o->name);
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g_print("\n");
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}
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gboolean
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video_output_init(int *argc, char *argv[], GOptionEntry *options)
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{
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GOptionContext *ctx;
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gboolean success;
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#if !GLIB_CHECK_VERSION(2,31,0)
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if (!g_thread_supported())
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g_thread_init(NULL);
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#endif
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ctx = g_option_context_new("- test options");
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if (!ctx)
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return FALSE;
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g_option_context_add_group(ctx, gst_init_get_option_group());
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g_option_context_add_main_entries(ctx, g_options, NULL);
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if (options)
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g_option_context_add_main_entries(ctx, options, NULL);
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success = g_option_context_parse(ctx, argc, &argv, NULL);
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g_option_context_free(ctx);
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if (g_list_outputs) {
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list_outputs();
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exit(0);
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}
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return success;
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}
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void
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video_output_exit(void)
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{
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g_free(g_output_name);
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gst_deinit();
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}
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const VideoOutputInfo *
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video_output_lookup(const gchar *output_name)
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{
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const VideoOutputInfo *o;
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if (!output_name)
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return NULL;
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for (o = g_video_outputs; o->name != NULL; o++) {
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if (g_ascii_strcasecmp(o->name, output_name) == 0)
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return o;
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}
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return NULL;
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}
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GstVaapiDisplay *
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video_output_create_display(const gchar *display_name)
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{
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const VideoOutputInfo *o = g_video_output;
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GstVaapiDisplay *egl_display, *display = NULL;
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if (!o) {
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if (g_output_name)
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o = video_output_lookup(g_output_name);
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else {
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for (o = g_video_outputs; o->name != NULL; o++) {
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display = o->create_display(display_name);
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if (display) {
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if (gst_vaapi_display_get_display(display))
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break;
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gst_vaapi_display_unref(display);
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display = NULL;
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}
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}
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}
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if (!o || !o->name)
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return NULL;
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g_print("Using %s video output\n", o->name);
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g_video_output = o;
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}
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if (!display)
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display = o->create_display(display_name);
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if (g_egl_mode) {
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#if USE_EGL
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egl_display = gst_vaapi_display_egl_new (display, g_gles_version);
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#else
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egl_display = NULL;
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g_print("error: unsupported EGL renderering mode\n");
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#endif
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gst_vaapi_display_unref (display);
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if (!egl_display)
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return NULL;
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display = egl_display;
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}
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return display;
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}
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GstVaapiWindow *
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video_output_create_window(GstVaapiDisplay *display, guint width, guint height)
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{
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GstVaapiWindow *window;
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if (!g_video_output)
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return NULL;
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#if USE_EGL
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if (g_egl_mode)
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window = gst_vaapi_window_egl_new(display, width, height);
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else
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#endif
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window = g_video_output->create_window(display, width, height);
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if (!window)
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return NULL;
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/* Force fullscreen mode, should this be requested by the user */
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if (g_fullscreen)
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gst_vaapi_window_set_fullscreen(window, TRUE);
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return window;
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}
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GstVaapiPixmap *
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video_output_create_pixmap(GstVaapiDisplay *display, GstVideoFormat format,
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guint width, guint height)
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{
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if (!g_video_output || !g_video_output->create_pixmap)
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return NULL;
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return g_video_output->create_pixmap(display, format, width, height);
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}
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