mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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The functionality is provided by draw anyway and is leftover from X11's specific threading requirements that no longer apply.
577 lines
17 KiB
C
577 lines
17 KiB
C
/*
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* GStreamer
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* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
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* Copyright (C) 2012 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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#define GLIB_DISABLE_DEPRECATION_WARNINGS
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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 <linux/input.h>
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#include "wayland_event_source.h"
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#include "../gstgl_fwd.h"
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#include <gst/gl/gstglcontext.h>
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#include "gstgldisplay_wayland.h"
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#include "gstglwindow_wayland_egl.h"
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const gchar *WlEGLErrorString ();
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#define GST_CAT_DEFAULT gst_gl_window_debug
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#define gst_gl_window_wayland_egl_parent_class parent_class
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G_DEFINE_TYPE (GstGLWindowWaylandEGL, gst_gl_window_wayland_egl,
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GST_GL_TYPE_WINDOW);
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static guintptr gst_gl_window_wayland_egl_get_window_handle (GstGLWindow *
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window);
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static void gst_gl_window_wayland_egl_set_window_handle (GstGLWindow * window,
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guintptr handle);
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static void gst_gl_window_wayland_egl_show (GstGLWindow * window);
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static void gst_gl_window_wayland_egl_draw (GstGLWindow * window);
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static void gst_gl_window_wayland_egl_close (GstGLWindow * window);
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static gboolean gst_gl_window_wayland_egl_open (GstGLWindow * window,
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GError ** error);
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static guintptr gst_gl_window_wayland_egl_get_display (GstGLWindow * window);
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static gboolean gst_gl_window_wayland_egl_set_render_rectangle (GstGLWindow *
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window, gint x, gint y, gint width, gint height);
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#if 0
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static void
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pointer_handle_enter (void *data, struct wl_pointer *pointer, uint32_t serial,
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struct wl_surface *surface, wl_fixed_t sx_w, wl_fixed_t sy_w)
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{
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GstGLWindowWaylandEGL *window_egl = data;
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struct wl_buffer *buffer;
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struct wl_cursor_image *image = NULL;
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window_egl->display.serial = serial;
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if (window_egl->display.default_cursor) {
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image = window_egl->display.default_cursor->images[0];
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buffer = wl_cursor_image_get_buffer (image);
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wl_pointer_set_cursor (pointer, serial,
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window_egl->display.cursor_surface, image->hotspot_x, image->hotspot_y);
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wl_surface_attach (window_egl->display.cursor_surface, buffer, 0, 0);
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wl_surface_damage (window_egl->display.cursor_surface, 0, 0,
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image->width, image->height);
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wl_surface_commit (window_egl->display.cursor_surface);
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}
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}
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static void
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pointer_handle_leave (void *data, struct wl_pointer *pointer, uint32_t serial,
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struct wl_surface *surface)
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{
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GstGLWindowWaylandEGL *window_egl = data;
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window_egl->display.serial = serial;
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}
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static void
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pointer_handle_motion (void *data, struct wl_pointer *pointer, uint32_t time,
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wl_fixed_t sx_w, wl_fixed_t sy_w)
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{
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GstGLWindowWaylandEGL *window_egl = data;
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window_egl->display.pointer_x = wl_fixed_to_double (sx_w);
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window_egl->display.pointer_y = wl_fixed_to_double (sy_w);
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}
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enum wl_edges
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{
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WL_EDGE_NONE = 0,
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WL_EDGE_TOP = 1,
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WL_EDGE_BOTTOM = 2,
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WL_EDGE_LEFT = 4,
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WL_EDGE_RIGHT = 8,
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};
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static guint
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_get_closest_pointer_corner (GstGLWindowWaylandEGL * window_egl)
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{
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guint edges = 0;
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gdouble win_width, win_height;
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gdouble p_x, p_y;
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win_width = (gdouble) window_egl->window.window_width;
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win_height = (gdouble) window_egl->window.window_height;
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p_x = window_egl->display.pointer_x;
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p_y = window_egl->display.pointer_y;
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if (win_width == 0.0 || win_height == 0.0)
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return WL_EDGE_NONE;
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edges |= win_width / 2.0 - p_x < 0.0 ? WL_EDGE_RIGHT : WL_EDGE_LEFT;
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edges |= win_height / 2.0 - p_y < 0.0 ? WL_EDGE_BOTTOM : WL_EDGE_TOP;
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return edges;
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}
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static void
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pointer_handle_button (void *data, struct wl_pointer *pointer, uint32_t serial,
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uint32_t time, uint32_t button, uint32_t state_w)
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{
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GstGLWindowWaylandEGL *window_egl = data;
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guint edges = _get_closest_pointer_corner (window_egl);
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window_egl->display.serial = serial;
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if (button == BTN_LEFT && state_w == WL_POINTER_BUTTON_STATE_PRESSED)
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wl_shell_surface_move (window_egl->window.shell_surface,
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window_egl->display.seat, serial);
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if (button == BTN_RIGHT && state_w == WL_POINTER_BUTTON_STATE_PRESSED)
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wl_shell_surface_resize (window_egl->window.shell_surface,
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window_egl->display.seat, serial, edges);
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}
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static void
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pointer_handle_axis (void *data, struct wl_pointer *pointer, uint32_t time,
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uint32_t axis, wl_fixed_t value)
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{
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}
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static const struct wl_pointer_listener pointer_listener = {
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pointer_handle_enter,
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pointer_handle_leave,
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pointer_handle_motion,
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pointer_handle_button,
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pointer_handle_axis,
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};
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static void
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seat_handle_capabilities (void *data, struct wl_seat *seat,
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enum wl_seat_capability caps)
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{
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GstGLWindowWaylandEGL *window_egl = data;
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struct display *display = &window_egl->display;
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if ((caps & WL_SEAT_CAPABILITY_POINTER) && !display->pointer) {
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display->pointer = wl_seat_get_pointer (seat);
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wl_pointer_set_user_data (display->pointer, window_egl);
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wl_pointer_add_listener (display->pointer, &pointer_listener, window_egl);
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} else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && display->pointer) {
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wl_pointer_destroy (display->pointer);
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display->pointer = NULL;
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}
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#if 0
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if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !input->keyboard) {
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input->keyboard = wl_seat_get_keyboard (seat);
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wl_keyboard_set_user_data (input->keyboard, input);
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wl_keyboard_add_listener (input->keyboard, &keyboard_listener, input);
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} else if (!(caps & WL_SEAT_CAPABILITY_KEYBOARD) && input->keyboard) {
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wl_keyboard_destroy (input->keyboard);
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input->keyboard = NULL;
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}
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#endif
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}
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static const struct wl_seat_listener seat_listener = {
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seat_handle_capabilities,
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};
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#endif
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static void
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handle_ping (void *data, struct wl_shell_surface *shell_surface,
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uint32_t serial)
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{
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GstGLWindowWaylandEGL *window_egl = data;
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GST_TRACE_OBJECT (window_egl, "ping received serial %u", serial);
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wl_shell_surface_pong (shell_surface, serial);
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}
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static void window_resize (GstGLWindowWaylandEGL * window_egl, guint width,
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guint height);
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static void
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handle_configure (void *data, struct wl_shell_surface *shell_surface,
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uint32_t edges, int32_t width, int32_t height)
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{
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GstGLWindowWaylandEGL *window_egl = data;
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GST_DEBUG ("configure event on surface %p, %ix%i", shell_surface, width,
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height);
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window_resize (window_egl, width, height);
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}
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static void
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handle_popup_done (void *data, struct wl_shell_surface *shell_surface)
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{
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}
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static const struct wl_shell_surface_listener shell_surface_listener = {
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handle_ping,
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handle_configure,
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handle_popup_done
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};
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static void
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destroy_surfaces (GstGLWindowWaylandEGL * window_egl)
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{
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if (window_egl->window.subsurface) {
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wl_subsurface_destroy (window_egl->window.subsurface);
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window_egl->window.subsurface = NULL;
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}
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if (window_egl->window.shell_surface) {
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wl_shell_surface_destroy (window_egl->window.shell_surface);
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window_egl->window.shell_surface = NULL;
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}
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if (window_egl->window.surface) {
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wl_surface_destroy (window_egl->window.surface);
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window_egl->window.surface = NULL;
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}
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if (window_egl->window.native) {
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wl_egl_window_destroy (window_egl->window.native);
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window_egl->window.native = NULL;
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}
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}
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static void
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create_surfaces (GstGLWindowWaylandEGL * window_egl)
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{
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GstGLDisplayWayland *display =
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GST_GL_DISPLAY_WAYLAND (GST_GL_WINDOW (window_egl)->display);
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gint width, height;
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if (!window_egl->window.surface) {
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window_egl->window.surface =
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wl_compositor_create_surface (display->compositor);
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if (window_egl->window.queue)
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wl_proxy_set_queue ((struct wl_proxy *) window_egl->window.surface,
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window_egl->window.queue);
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}
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if (window_egl->window.foreign_surface) {
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/* (re)parent */
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if (!display->subcompositor) {
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GST_ERROR_OBJECT (window_egl,
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"Wayland server does not support subsurfaces");
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window_egl->window.foreign_surface = NULL;
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goto shell_window;
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}
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if (!window_egl->window.subsurface) {
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window_egl->window.subsurface =
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wl_subcompositor_get_subsurface (display->subcompositor,
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window_egl->window.surface, window_egl->window.foreign_surface);
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if (window_egl->window.queue)
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wl_proxy_set_queue ((struct wl_proxy *) window_egl->window.subsurface,
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window_egl->window.queue);
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wl_subsurface_set_position (window_egl->window.subsurface,
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window_egl->window.window_x, window_egl->window.window_y);
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wl_subsurface_set_desync (window_egl->window.subsurface);
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}
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} else {
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shell_window:
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if (!window_egl->window.shell_surface) {
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window_egl->window.shell_surface =
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wl_shell_get_shell_surface (display->shell,
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window_egl->window.surface);
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if (window_egl->window.queue)
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wl_proxy_set_queue ((struct wl_proxy *) window_egl->window.
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shell_surface, window_egl->window.queue);
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wl_shell_surface_add_listener (window_egl->window.shell_surface,
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&shell_surface_listener, window_egl);
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wl_shell_surface_set_title (window_egl->window.shell_surface,
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"OpenGL Renderer");
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wl_shell_surface_set_toplevel (window_egl->window.shell_surface);
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}
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}
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if (window_egl->window.window_width > 0)
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width = window_egl->window.window_width;
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else
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width = 320;
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window_egl->window.window_width = width;
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if (window_egl->window.window_height > 0)
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height = window_egl->window.window_height;
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else
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height = 240;
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window_egl->window.window_height = height;
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if (!window_egl->window.native) {
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gst_gl_window_resize (GST_GL_WINDOW (window_egl), width, height);
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window_egl->window.native =
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wl_egl_window_create (window_egl->window.surface, width, height);
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if (window_egl->window.queue)
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wl_proxy_set_queue ((struct wl_proxy *) window_egl->window.native,
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window_egl->window.queue);
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}
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}
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static void
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gst_gl_window_wayland_egl_class_init (GstGLWindowWaylandEGLClass * klass)
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{
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GstGLWindowClass *window_class = (GstGLWindowClass *) klass;
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window_class->get_window_handle =
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GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_get_window_handle);
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window_class->set_window_handle =
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GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_set_window_handle);
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window_class->show = GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_show);
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window_class->draw = GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_draw);
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window_class->close = GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_close);
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window_class->open = GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_open);
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window_class->get_display =
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GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_get_display);
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window_class->set_render_rectangle =
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GST_DEBUG_FUNCPTR (gst_gl_window_wayland_egl_set_render_rectangle);
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}
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static void
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gst_gl_window_wayland_egl_init (GstGLWindowWaylandEGL * window)
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{
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}
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/* Must be called in the gl thread */
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GstGLWindowWaylandEGL *
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gst_gl_window_wayland_egl_new (GstGLDisplay * display)
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{
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if ((gst_gl_display_get_handle_type (display) & GST_GL_DISPLAY_TYPE_WAYLAND)
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== 0)
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/* we require a wayland display to create wayland surfaces */
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return NULL;
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GST_DEBUG ("creating Wayland EGL window");
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return g_object_new (GST_GL_TYPE_WINDOW_WAYLAND_EGL, NULL);
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}
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static void
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gst_gl_window_wayland_egl_close (GstGLWindow * window)
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{
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GstGLWindowWaylandEGL *window_egl;
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window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
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destroy_surfaces (window_egl);
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g_source_destroy (window_egl->wl_source);
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g_source_unref (window_egl->wl_source);
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window_egl->wl_source = NULL;
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GST_GL_WINDOW_CLASS (parent_class)->close (window);
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}
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static gboolean
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gst_gl_window_wayland_egl_open (GstGLWindow * window, GError ** error)
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{
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GstGLDisplayWayland *display;
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GstGLWindowWaylandEGL *window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
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if (!GST_IS_GL_DISPLAY_WAYLAND (window->display)) {
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g_set_error (error, GST_GL_WINDOW_ERROR,
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GST_GL_WINDOW_ERROR_RESOURCE_UNAVAILABLE,
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"Failed to retrieve Wayland display (wrong type?)");
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return FALSE;
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}
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display = GST_GL_DISPLAY_WAYLAND (window->display);
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if (!display->display) {
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g_set_error (error, GST_GL_WINDOW_ERROR,
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GST_GL_WINDOW_ERROR_RESOURCE_UNAVAILABLE,
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"Failed to retrieve Wayland display");
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return FALSE;
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}
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window_egl->window.queue = wl_display_create_queue (display->display);
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window_egl->wl_source = wayland_event_source_new (display->display,
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window_egl->window.queue);
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if (!GST_GL_WINDOW_CLASS (parent_class)->open (window, error))
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return FALSE;
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g_source_attach (window_egl->wl_source, g_main_context_get_thread_default ());
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return TRUE;
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}
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void
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gst_gl_window_wayland_egl_create_window (GstGLWindowWaylandEGL * window_egl)
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{
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create_surfaces (window_egl);
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}
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static guintptr
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gst_gl_window_wayland_egl_get_window_handle (GstGLWindow * window)
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{
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return (guintptr) GST_GL_WINDOW_WAYLAND_EGL (window)->window.native;
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}
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static void
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gst_gl_window_wayland_egl_set_window_handle (GstGLWindow * window,
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guintptr handle)
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{
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GstGLWindowWaylandEGL *window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
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struct wl_surface *surface = (struct wl_surface *) handle;
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/* already set the NULL handle */
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if (surface == NULL && window_egl->window.foreign_surface == NULL)
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return;
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/* unparent */
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destroy_surfaces (window_egl);
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window_egl->window.foreign_surface = surface;
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create_surfaces (window_egl);
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}
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static void
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gst_gl_window_wayland_egl_show (GstGLWindow * window)
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{
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GstGLDisplayWayland *display_wayland =
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GST_GL_DISPLAY_WAYLAND (window->display);
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GstGLWindowWaylandEGL *window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
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create_surfaces (window_egl);
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if (gst_gl_wl_display_roundtrip_queue (display_wayland->display,
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window_egl->window.queue) < 0)
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GST_WARNING_OBJECT (window, "failed a roundtrip");
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}
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static void
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window_resize (GstGLWindowWaylandEGL * window_egl, guint width, guint height)
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{
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|
GstGLWindow *window = GST_GL_WINDOW (window_egl);
|
|
|
|
GST_DEBUG ("resizing window from %ux%u to %ux%u",
|
|
window_egl->window.window_width, window_egl->window.window_height, width,
|
|
height);
|
|
|
|
if (window_egl->window.native) {
|
|
wl_egl_window_resize (window_egl->window.native, width, height, 0, 0);
|
|
}
|
|
|
|
gst_gl_window_resize (window, width, height);
|
|
|
|
window_egl->window.window_width = width;
|
|
window_egl->window.window_height = height;
|
|
}
|
|
|
|
static void
|
|
draw_cb (gpointer data)
|
|
{
|
|
GstGLWindowWaylandEGL *window_egl = data;
|
|
GstGLWindow *window = GST_GL_WINDOW (window_egl);
|
|
GstGLContext *context = gst_gl_window_get_context (window);
|
|
GstGLContextClass *context_class = GST_GL_CONTEXT_GET_CLASS (context);
|
|
|
|
create_surfaces (window_egl);
|
|
|
|
if (window_egl->window.subsurface)
|
|
wl_subsurface_set_desync (window_egl->window.subsurface);
|
|
|
|
if (window->queue_resize) {
|
|
guint width, height;
|
|
|
|
gst_gl_window_get_surface_dimensions (window, &width, &height);
|
|
gst_gl_window_resize (window, width, height);
|
|
}
|
|
|
|
if (window->draw)
|
|
window->draw (window->draw_data);
|
|
|
|
context_class->swap_buffers (context);
|
|
|
|
if (window_egl->window.subsurface)
|
|
wl_subsurface_set_desync (window_egl->window.subsurface);
|
|
|
|
gst_object_unref (context);
|
|
}
|
|
|
|
static void
|
|
gst_gl_window_wayland_egl_draw (GstGLWindow * window)
|
|
{
|
|
gst_gl_window_send_message (window, (GstGLWindowCB) draw_cb, window);
|
|
}
|
|
|
|
struct SetRenderRectangle
|
|
{
|
|
GstGLWindowWaylandEGL *window_egl;
|
|
GstVideoRectangle rect;
|
|
};
|
|
|
|
static void
|
|
_free_set_render_rectangle (struct SetRenderRectangle *render)
|
|
{
|
|
if (render) {
|
|
if (render->window_egl)
|
|
gst_object_unref (render->window_egl);
|
|
g_free (render);
|
|
}
|
|
}
|
|
|
|
static void
|
|
_set_render_rectangle (gpointer data)
|
|
{
|
|
struct SetRenderRectangle *render = data;
|
|
|
|
GST_LOG_OBJECT (render->window_egl, "setting render rectangle %i,%i+%ix%i",
|
|
render->rect.x, render->rect.y, render->rect.w, render->rect.h);
|
|
|
|
if (render->window_egl->window.subsurface) {
|
|
wl_subsurface_set_sync (render->window_egl->window.subsurface);
|
|
wl_subsurface_set_position (render->window_egl->window.subsurface,
|
|
render->rect.x, render->rect.y);
|
|
render->window_egl->window.window_x = render->rect.x;
|
|
render->window_egl->window.window_y = render->rect.y;
|
|
}
|
|
|
|
window_resize (render->window_egl, render->rect.w, render->rect.h);
|
|
}
|
|
|
|
static gboolean
|
|
gst_gl_window_wayland_egl_set_render_rectangle (GstGLWindow * window,
|
|
gint x, gint y, gint width, gint height)
|
|
{
|
|
GstGLWindowWaylandEGL *window_egl = GST_GL_WINDOW_WAYLAND_EGL (window);
|
|
struct SetRenderRectangle *render;
|
|
|
|
render = g_new0 (struct SetRenderRectangle, 1);
|
|
render->window_egl = gst_object_ref (window_egl);
|
|
render->rect.x = x;
|
|
render->rect.y = y;
|
|
render->rect.w = width;
|
|
render->rect.h = height;
|
|
|
|
gst_gl_window_send_message_async (window,
|
|
(GstGLWindowCB) _set_render_rectangle, render,
|
|
(GDestroyNotify) _free_set_render_rectangle);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static guintptr
|
|
gst_gl_window_wayland_egl_get_display (GstGLWindow * window)
|
|
{
|
|
GstGLDisplayWayland *display = GST_GL_DISPLAY_WAYLAND (window->display);
|
|
|
|
return (guintptr) display->display;
|
|
}
|