1 /* Copyright (C) <2018> Philippe Normand <philn@igalia.com>
2 * Copyright (C) <2018> Žan Doberšek <zdobersek@igalia.com>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
24 #include <gst/gl/gstglfuncs.h>
25 #include <gst/gl/egl/gstgldisplay_egl.h>
27 #include <wpe/fdo-egl.h>
28 #include <wpe/webkit.h>
29 #include "gstwpevideosrc.h"
31 typedef struct _GstGLContext GstGLContext;
32 typedef struct _GstGLDisplay GstGLDisplay;
33 typedef struct _GstEGLImage GstEGLImage;
37 WPEView(WebKitWebContext*, GstWpeVideoSrc*, GstGLContext*, GstGLDisplay*, int width, int height);
40 bool operator!() const { return m_isValid; }
42 /* Used by wpevideosrc */
43 void resize(int width, int height);
44 void loadUri(const gchar*);
45 void loadData(GBytes*);
46 void runJavascript(const gchar*);
47 void setDrawBackground(gboolean);
52 void dispatchKeyboardEvent(struct wpe_input_keyboard_event&);
53 void dispatchPointerEvent(struct wpe_input_pointer_event&);
54 void dispatchAxisEvent(struct wpe_input_axis_event&);
55 void dispatchTouchEvent(struct wpe_input_touch_event&);
57 /* Used by WPEContextThread */
58 bool hasUri() const { return webkit.uri; }
59 void disconnectLoadFailedSignal();
60 void waitLoadCompletion();
63 void handleExportedImage(gpointer);
64 void handleExportedBuffer(struct wpe_fdo_shm_exported_buffer*);
67 struct wpe_view_backend* backend() const;
69 void loadUriUnlocked(const gchar*);
70 void notifyLoadFinished();
72 void releaseImage(gpointer);
73 void releaseSHMBuffer(gpointer);
74 static void s_releaseSHMBuffer(gpointer);
77 GstGLContext* context;
78 GstGLDisplay* display;
79 GstGLDisplayEGL* display_egl;
80 } gst { nullptr, nullptr, nullptr };
82 static struct wpe_view_backend_exportable_fdo_egl_client s_exportableEGLClient;
83 static struct wpe_view_backend_exportable_fdo_client s_exportableClient;
85 static void s_releaseImage(GstEGLImage*, gpointer);
87 struct wpe_view_backend_exportable_fdo* exportable;
90 } wpe { nullptr, 0, 0, };
95 } webkit = { nullptr, nullptr };
97 bool m_isValid { false };
105 // This mutex guards access to either egl or shm resources declared below,
106 // depending on the runtime behavior.
110 GstEGLImage* pending;
111 GstEGLImage* committed;
112 } egl { nullptr, nullptr };
116 GstBuffer* committed;
117 } shm { nullptr, nullptr };
120 gulong init_ext_sigid;
121 gulong extension_msg_sigid;
126 class WPEContextThread {
128 static WPEContextThread& singleton();
133 WPEView* createWPEView(GstWpeVideoSrc*, GstGLContext*, GstGLDisplay*, int width, int height);
135 template<typename Function>
136 void dispatch(Function);
139 static gpointer s_viewThread(gpointer);
144 GThread* thread { nullptr };
148 GMainContext* context;
150 WebKitWebContext* web_context;
151 } glib { nullptr, nullptr, nullptr };