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152 lines
4.4 KiB
C
152 lines
4.4 KiB
C
/*
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* GStreamer
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* Copyright (C) 2013 Matthew Waters <ystreet00@gmail.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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/**
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* SECTION:gstgldisplay_wayland
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* @short_description: Wayland display connection
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* @title: GstGLDisplayWayland
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* @see_also: #GstGLDisplay
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*
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* #GstGLDisplayWayland represents a connection to a Wayland `wl_display` handle
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* created internally (gst_gl_display_wayland_new()) or wrapped by the application
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* (gst_gl_display_wayland_new_with_display())
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstgldisplay_wayland.h"
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GST_DEBUG_CATEGORY_STATIC (gst_gl_display_debug);
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#define GST_CAT_DEFAULT gst_gl_display_debug
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/* We can't define these in the public struct, or we'd break ABI */
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typedef struct _GstGLDisplayWaylandPrivate
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{
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gint dummy;
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} GstGLDisplayWaylandPrivate;
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G_DEFINE_TYPE_WITH_PRIVATE (GstGLDisplayWayland, gst_gl_display_wayland,
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GST_TYPE_GL_DISPLAY);
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static void gst_gl_display_wayland_finalize (GObject * object);
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static guintptr gst_gl_display_wayland_get_handle (GstGLDisplay * display);
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static void
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gst_gl_display_wayland_class_init (GstGLDisplayWaylandClass * klass)
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{
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GST_GL_DISPLAY_CLASS (klass)->get_handle =
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GST_DEBUG_FUNCPTR (gst_gl_display_wayland_get_handle);
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G_OBJECT_CLASS (klass)->finalize = gst_gl_display_wayland_finalize;
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}
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static void
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gst_gl_display_wayland_init (GstGLDisplayWayland * display_wayland)
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{
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GstGLDisplay *display = (GstGLDisplay *) display_wayland;
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display->type = GST_GL_DISPLAY_TYPE_WAYLAND;
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display_wayland->foreign_display = FALSE;
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}
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static void
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gst_gl_display_wayland_finalize (GObject * object)
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{
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GstGLDisplayWayland *display_wayland = GST_GL_DISPLAY_WAYLAND (object);
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/* Cause eglTerminate() to occur before wl_display_disconnect()
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* https://bugzilla.gnome.org/show_bug.cgi?id=787293 */
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g_object_set_data (object, "gst.gl.display.egl", NULL);
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if (!display_wayland->foreign_display && display_wayland->display) {
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wl_display_flush (display_wayland->display);
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wl_display_disconnect (display_wayland->display);
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}
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G_OBJECT_CLASS (gst_gl_display_wayland_parent_class)->finalize (object);
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}
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/**
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* gst_gl_display_wayland_new:
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* @name: (allow-none): a display name
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*
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* Create a new #GstGLDisplayWayland from the wayland display name. See `wl_display_connect`()
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* for details on what is a valid name.
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*
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* Returns: (transfer full) (nullable): a new #GstGLDisplayWayland or %NULL
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*/
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GstGLDisplayWayland *
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gst_gl_display_wayland_new (const gchar * name)
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{
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GstGLDisplayWayland *ret;
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GST_DEBUG_CATEGORY_GET (gst_gl_display_debug, "gldisplay");
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ret = g_object_new (GST_TYPE_GL_DISPLAY_WAYLAND, NULL);
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gst_object_ref_sink (ret);
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ret->display = wl_display_connect (name);
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if (!ret->display) {
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if (name != NULL) {
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GST_ERROR ("Failed to open Wayland display connection with name \'%s\'",
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name);
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} else {
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GST_INFO ("Failed to open Wayland display connection.");
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}
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gst_object_unref (ret);
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return NULL;
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}
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return ret;
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}
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/**
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* gst_gl_display_wayland_new_with_display:
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* @display: an existing, wayland display
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*
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* Creates a new display connection from a wl_display Display.
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*
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* Returns: (transfer full): a new #GstGLDisplayWayland
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*/
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GstGLDisplayWayland *
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gst_gl_display_wayland_new_with_display (struct wl_display *display)
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{
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GstGLDisplayWayland *ret;
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g_return_val_if_fail (display != NULL, NULL);
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GST_DEBUG_CATEGORY_GET (gst_gl_display_debug, "gldisplay");
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ret = g_object_new (GST_TYPE_GL_DISPLAY_WAYLAND, NULL);
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gst_object_ref_sink (ret);
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ret->display = display;
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ret->foreign_display = TRUE;
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return ret;
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}
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static guintptr
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gst_gl_display_wayland_get_handle (GstGLDisplay * display)
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{
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return (guintptr) GST_GL_DISPLAY_WAYLAND (display)->display;
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}
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