1From e41dc6584d0abbb7b61ab132625e96d9b1d1cd8f Mon Sep 17 00:00:00 2001
2From: Jeffy Chen <jeffy.chen@rock-chips.com>
3Date: Mon, 15 Jun 2020 10:11:42 +0800
4Subject: [PATCH 09/43] waylandsink: Support setting toplevel window position
5
6Needs hacked wayland server, tested with:
7	waylandsink render-rectangle="<100,200,300,400>"
8
9Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
10---
11 ext/gtk/gstgtkwaylandsink.c        |  6 +++---
12 ext/wayland/gstwaylandsink.c       | 27 ++++++++++++++++-----------
13 ext/wayland/gstwaylandsink.h       |  2 ++
14 gst-libs/gst/wayland/gstwlwindow.c | 26 ++++++++++++++++++++------
15 gst-libs/gst/wayland/gstwlwindow.h |  5 +++--
16 5 files changed, 44 insertions(+), 22 deletions(-)
17
18diff --git a/ext/gtk/gstgtkwaylandsink.c b/ext/gtk/gstgtkwaylandsink.c
19index e4dd06e..9030982 100644
20--- a/ext/gtk/gstgtkwaylandsink.c
21+++ b/ext/gtk/gstgtkwaylandsink.c
22@@ -254,7 +254,7 @@ widget_size_allocate_cb (GtkWidget * widget, GtkAllocation * allocation,
23   GST_DEBUG_OBJECT (self, "window geometry changed to (%d, %d) %d x %d",
24       allocation->x, allocation->y, allocation->width, allocation->height);
25   gst_wl_window_set_render_rectangle (priv->wl_window, allocation->x,
26-      allocation->y, allocation->width, allocation->height);
27+      allocation->y, allocation->width, allocation->height, FALSE);
28
29   g_mutex_unlock (&priv->render_lock);
30
31@@ -425,7 +425,7 @@ scrollable_window_adjustment_changed_cb (GtkAdjustment * adjustment,
32   gtk_widget_get_allocation (priv->gtk_widget, &allocation);
33   calculate_adjustment (priv->gtk_widget, &allocation);
34   gst_wl_window_set_render_rectangle (priv->wl_window, allocation.x,
35-      allocation.y, allocation.width, allocation.height);
36+      allocation.y, allocation.width, allocation.height, FALSE);
37
38   return FALSE;
39 }
40@@ -481,7 +481,7 @@ setup_wl_window (GstGtkWaylandSink * self)
41   gtk_widget_get_allocation (priv->gtk_widget, &allocation);
42   calculate_adjustment (priv->gtk_widget, &allocation);
43   gst_wl_window_set_render_rectangle (priv->wl_window, allocation.x,
44-      allocation.y, allocation.width, allocation.height);
45+      allocation.y, allocation.width, allocation.height, FALSE);
46
47   /* Make subsurfaces syncronous during resizes.
48    * Unfortunately GTK/GDK does not provide easier to use signals.
49diff --git a/ext/wayland/gstwaylandsink.c b/ext/wayland/gstwaylandsink.c
50index 5d2721c..5ee0b9f 100644
51--- a/ext/wayland/gstwaylandsink.c
52+++ b/ext/wayland/gstwaylandsink.c
53@@ -294,7 +294,8 @@ gst_wayland_sink_set_property (GObject * object,
54           FALSE);
55       break;
56     default:
57-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
58+      if (!gst_video_overlay_set_property (object, PROP_LAST, prop_id, value))
59+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
60       break;
61   }
62 }
63@@ -764,7 +765,8 @@ gst_wayland_sink_show_frame (GstVideoSink * vsink, GstBuffer * buffer)
64     if (!self->window) {
65       /* if we were not provided a window, create one ourselves */
66       self->window = gst_wl_window_new_toplevel (self->display,
67-          &self->video_info, self->fullscreen, &self->render_lock);
68+          &self->video_info, self->fullscreen, &self->render_lock,
69+          &self->render_rectangle);
70       g_signal_connect_object (self->window, "closed",
71           G_CALLBACK (on_window_closed), self, 0);
72       gst_wl_window_set_rotate_method (self->window,
73@@ -1047,16 +1049,19 @@ gst_wayland_sink_set_render_rectangle (GstVideoOverlay * overlay,
74   g_return_if_fail (self != NULL);
75
76   g_mutex_lock (&self->render_lock);
77-  if (!self->window) {
78-    g_mutex_unlock (&self->render_lock);
79-    GST_WARNING_OBJECT (self,
80-        "set_render_rectangle called without window, ignoring");
81-    return;
82-  }
83
84-  GST_DEBUG_OBJECT (self, "window geometry changed to (%d, %d) %d x %d",
85-      x, y, w, h);
86-  gst_wl_window_set_render_rectangle (self->window, x, y, w, h);
87+  if (self->window) {
88+    GST_DEBUG_OBJECT (self, "window geometry changed to (%d, %d) %d x %d",
89+        x, y, w, h);
90+    gst_wl_window_set_render_rectangle (self->window, x, y, w, h, TRUE);
91+  } else {
92+    GST_DEBUG_OBJECT (self, "window geometry changed to (%d, %d) %d x %d",
93+        x, y, w, h);
94+    self->render_rectangle.x = x;
95+    self->render_rectangle.y = y;
96+    self->render_rectangle.w = w;
97+    self->render_rectangle.h = h;
98+  }
99
100   g_mutex_unlock (&self->render_lock);
101 }
102diff --git a/ext/wayland/gstwaylandsink.h b/ext/wayland/gstwaylandsink.h
103index 46b5faa..d4c3764 100644
104--- a/ext/wayland/gstwaylandsink.h
105+++ b/ext/wayland/gstwaylandsink.h
106@@ -70,6 +70,8 @@ struct _GstWaylandSink
107   GstVideoOrientationMethod current_rotate_method;
108
109   struct wl_callback *callback;
110+
111+  GstVideoRectangle render_rectangle;
112 };
113
114 struct _GstWaylandSinkClass
115diff --git a/gst-libs/gst/wayland/gstwlwindow.c b/gst-libs/gst/wayland/gstwlwindow.c
116index e7c429c..7080c8c 100644
117--- a/gst-libs/gst/wayland/gstwlwindow.c
118+++ b/gst-libs/gst/wayland/gstwlwindow.c
119@@ -122,7 +122,7 @@ handle_xdg_toplevel_configure (void *data, struct xdg_toplevel *xdg_toplevel,
120   if (width <= 0 || height <= 0)
121     return;
122
123-  gst_wl_window_set_render_rectangle (self, 0, 0, width, height);
124+  gst_wl_window_set_render_rectangle (self, 0, 0, width, height, FALSE);
125 }
126
127 static const struct xdg_toplevel_listener xdg_toplevel_listener = {
128@@ -268,7 +268,8 @@ gst_wl_window_ensure_fullscreen (GstWlWindow * self, gboolean fullscreen)
129
130 GstWlWindow *
131 gst_wl_window_new_toplevel (GstWlDisplay * display, const GstVideoInfo * info,
132-    gboolean fullscreen, GMutex * render_lock)
133+    gboolean fullscreen, GMutex * render_lock,
134+    GstVideoRectangle * render_rectangle)
135 {
136   GstWlWindow *self;
137   GstWlWindowPrivate *priv;
138@@ -329,12 +330,21 @@ gst_wl_window_new_toplevel (GstWlDisplay * display, const GstVideoInfo * info,
139   }
140
141   /* render_rectangle is already set via toplevel_configure in
142-   * xdg_shell fullscreen mode */
143-  if (!(xdg_wm_base && fullscreen)) {
144+   * fullscreen mode */
145+  if (fullscreen)
146+    return self;
147+
148+  if (render_rectangle->w || render_rectangle->h) {
149+    /* apply cached position and size */
150+    GST_DEBUG ("Applying window position (%d, %d)",
151+        render_rectangle->x, render_rectangle->y);
152+    gst_wl_window_set_render_rectangle (self, render_rectangle->x,
153+        render_rectangle->y, render_rectangle->w, render_rectangle->h, TRUE);
154+  } else {
155     /* set the initial size to be the same as the reported video size */
156     gint width =
157         gst_util_uint64_scale_int_round (info->width, info->par_n, info->par_d);
158-    gst_wl_window_set_render_rectangle (self, 0, 0, width, info->height);
159+    gst_wl_window_set_render_rectangle (self, 0, 0, width, info->height, FALSE);
160   }
161
162   return self;
163@@ -623,7 +633,7 @@ gst_wl_window_update_geometry (GstWlWindow * self)
164
165 void
166 gst_wl_window_set_render_rectangle (GstWlWindow * self, gint x, gint y,
167-    gint w, gint h)
168+    gint w, gint h, gboolean with_position)
169 {
170   GstWlWindowPrivate *priv = gst_wl_window_get_instance_private (self);
171
172@@ -637,6 +647,10 @@ gst_wl_window_set_render_rectangle (GstWlWindow * self, gint x, gint y,
173   priv->render_rectangle.h = h;
174
175   gst_wl_window_update_geometry (self);
176+
177+  /* try to position the xdg surface with hacked wayland server API */
178+  if (with_position && priv->xdg_surface)
179+    xdg_surface_set_window_geometry (priv->xdg_surface, x, y, 0, 0);
180 }
181
182 const GstVideoRectangle *
183diff --git a/gst-libs/gst/wayland/gstwlwindow.h b/gst-libs/gst/wayland/gstwlwindow.h
184index 06c4001..2bbd643 100644
185--- a/gst-libs/gst/wayland/gstwlwindow.h
186+++ b/gst-libs/gst/wayland/gstwlwindow.h
187@@ -39,7 +39,8 @@ void gst_wl_window_ensure_fullscreen (GstWlWindow * self,
188
189 GST_WL_API
190 GstWlWindow *gst_wl_window_new_toplevel (GstWlDisplay * display,
191-        const GstVideoInfo * info, gboolean fullscreen, GMutex * render_lock);
192+        const GstVideoInfo * info, gboolean fullscreen, GMutex * render_lock,
193+        GstVideoRectangle * render_rectangle);
194
195 GST_WL_API
196 GstWlWindow *gst_wl_window_new_in_surface (GstWlDisplay * display,
197@@ -63,7 +64,7 @@ void gst_wl_window_render (GstWlWindow * self, GstWlBuffer * buffer,
198
199 GST_WL_API
200 void gst_wl_window_set_render_rectangle (GstWlWindow * self, gint x, gint y,
201-        gint w, gint h);
202+        gint w, gint h, gboolean with_position);
203
204 GST_WL_API
205 const GstVideoRectangle *gst_wl_window_get_render_rectangle (GstWlWindow * self);
206--
2072.20.1
208
209