media-video/cheese: Apply fixes from Fedora

Important fixes to get support for latest vala and solve important memory
leaks

Closes: https://bugs.gentoo.org/667350
Package-Manager: Portage-3.0.22, Repoman-3.0.3
Signed-off-by: Pacho Ramos <pacho@gentoo.org>

3 files changed, 362 insertions, 0 deletions

diff --git a/media-video/cheese/cheese-3.38.0-r1.ebuild b/media-video/cheese/cheese-3.38.0-r1.ebuild
new file mode 100644
index 000000000000..9b233fac2198
--- /dev/null
+++ b/media-video/cheese/cheese-3.38.0-r1.ebuild
@@ -0,0 +1,97 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit gnome.org gnome2-utils meson vala virtualx xdg
+
+DESCRIPTION="A cheesy program to take pictures and videos from your webcam"
+HOMEPAGE="https://wiki.gnome.org/Apps/Cheese"
+
+LICENSE="GPL-2+"
+SLOT="0/8" # subslot = libcheese soname version
+KEYWORDS="~amd64 ~arm ~arm64 ~ia64 ~ppc ~ppc64 ~sparc ~x86"
+IUSE="gtk-doc +introspection test"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+	>=media-libs/clutter-1.13.2:1.0[introspection?]
+	media-libs/clutter-gst:3.0
+	>=media-libs/clutter-gtk-0.91.8:1.0
+	x11-libs/gdk-pixbuf:2[jpeg,introspection?]
+	>=dev-libs/glib-2.39.90:2
+	>=gnome-base/gnome-desktop-2.91.6:3=
+	>=media-libs/gstreamer-1.4:1.0[introspection?]
+	>=media-libs/gst-plugins-base-1.4:1.0[ogg,pango,theora,vorbis]
+	>=media-libs/gst-plugins-bad-1.4:1.0
+	>=x11-libs/gtk+-3.13.4:3
+	>=media-libs/libcanberra-0.26[gtk3]
+	x11-libs/libX11
+	sys-apps/dbus
+	media-video/gnome-video-effects
+	introspection? ( >=dev-libs/gobject-introspection-1.56:= )
+
+	media-libs/cogl:1.0=[introspection?]
+
+"
+RDEPEND="${DEPEND}
+	>=media-libs/gst-plugins-good-1.4:1.0
+
+	>=media-plugins/gst-plugins-jpeg-1.4:1.0
+	>=media-plugins/gst-plugins-v4l2-1.4:1.0
+	>=media-plugins/gst-plugins-vpx-1.4:1.0
+"
+
+BDEPEND="
+	gtk-doc? ( dev-util/gtk-doc )
+	dev-libs/libxslt
+	app-text/docbook-xml-dtd:4.3
+	dev-util/itstool
+	dev-libs/appstream-glib
+	dev-libs/libxml2:2
+	dev-util/glib-utils
+	>=sys-devel/gettext-0.19.8
+	virtual/pkgconfig
+	x11-base/xorg-proto
+	test? ( x11-libs/libXtst )
+	$(vala_depend)
+"
+
+PATCHES=(
+	"${FILESDIR}"/${P}-buildfix.patch
+	"${FILESDIR}"/${P}-Fix-infinite-loop-if-thumbnailer-is-not-available.patch
+	"${FILESDIR}"/${P}-vala-genericarray.patch
+)
+
+src_prepare() {
+	xdg_src_prepare
+	vala_src_prepare
+}
+
+src_configure() {
+	local emesonargs=(
+		$(meson_use gtk-doc gtk_doc)
+		$(meson_use introspection)
+		$(meson_use test tests)
+		-Dman=true
+	)
+
+	meson_src_configure
+
+	# Hack: version.xml is not generated if gtk-doc is not enabled
+	echo ${PV} > docs/reference/version.xml
+}
+
+src_test() {
+	virtx meson_src_test
+}
+
+pkg_postinst() {
+	xdg_pkg_postinst
+	gnome2_schemas_update
+}
+
+pkg_postrm() {
+	xdg_pkg_postrm
+	gnome2_schemas_update
+}
diff --git a/media-video/cheese/files/cheese-3.38.0-Fix-infinite-loop-if-thumbnailer-is-not-available.patch b/media-video/cheese/files/cheese-3.38.0-Fix-infinite-loop-if-thumbnailer-is-not-available.patch
new file mode 100644
index 000000000000..5a27eb6e7844
--- /dev/null
+++ b/media-video/cheese/files/cheese-3.38.0-Fix-infinite-loop-if-thumbnailer-is-not-available.patch
@@ -0,0 +1,88 @@
+From e7046d564a6f76c1af8f5640ac9c569e07284ec0 Mon Sep 17 00:00:00 2001
+From: Bastien Nocera <hadess@hadess.net>
+Date: Fri, 18 Sep 2020 12:06:45 +0200
+Subject: [PATCH] Fix infinite loop if thumbnailer is not available
+
+The code in cheese_thumb_view_idle_append_item() in
+src/thumbview/cheese-thumb-view.c didn't pop the list of items to
+thumbnail if thumbnailing failed.
+
+ #0  0x00007f4a60e55314 in open64 () at /lib64/libc.so.6
+ #1  0x00007f4a60de6386 in _IO_file_open () at /lib64/libc.so.6
+ #2  0x00007f4a60de655a in __GI__IO_file_fopen () at /lib64/libc.so.6
+ #3  0x00007f4a60dd9aad in __fopen_internal () at /lib64/libc.so.6
+ #4  0x00007f4a6157a43f in gdk_pixbuf_new_from_file () at /lib64/libgdk_pixbuf-2.0.so.0
+ #5  0x00007f4a61e84b3a in gnome_desktop_thumbnail_factory_lookup () at /lib64/libgnome-desktop-3.so.19
+ #6  0x000055cef476046f in cheese_thumb_view_idle_append_item ()
+ #7  0x00007f4a6124f47b in g_idle_dispatch () at /lib64/libglib-2.0.so.0
+ #8  0x00007f4a612537af in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
+ #9  0x00007f4a61253b38 in g_main_context_iterate.constprop () at /lib64/libglib-2.0.so.0
+ #10 0x00007f4a61253c03 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
+ #11 0x00007f4a6146a7ca in g_application_run () at /lib64/libgio-2.0.so.0
+ #12 0x000055cef4758547 in _vala_main ()
+ #13 0x00007f4a60d8a042 in __libc_start_main () at /lib64/libc.so.6
+ #14 0x000055cef47554be in _start ()
+
+ #0  0x00007f4a60ec562d in __strlen_avx2 () at /lib64/libc.so.6
+ #1  0x00007f4a61275de8 in g_str_has_suffix () at /lib64/libglib-2.0.so.0
+ #2  0x00007f4a618c0072 in icon_name_is_symbolic () at /lib64/libgtk-3.so.0
+ #3  0x00007f4a618c00b1 in theme_dir_get_icon_suffix () at /lib64/libgtk-3.so.0
+ #4  0x00007f4a618c32ed in theme_lookup_icon () at /lib64/libgtk-3.so.0
+ #5  0x00007f4a618c3adf in real_choose_icon () at /lib64/libgtk-3.so.0
+ #6  0x00007f4a618c4762 in gtk_icon_theme_lookup_icon_for_scale () at /lib64/libgtk-3.so.0
+ #7  0x00007f4a618c5105 in gtk_icon_theme_load_icon_for_scale () at /lib64/libgtk-3.so.0
+ #8  0x000055cef47605c9 in cheese_thumb_view_idle_append_item ()
+ #9  0x00007f4a6124f47b in g_idle_dispatch () at /lib64/libglib-2.0.so.0
+ #10 0x00007f4a612537af in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
+ #11 0x00007f4a61253b38 in g_main_context_iterate.constprop () at /lib64/libglib-2.0.so.0
+ #12 0x00007f4a61253c03 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
+ #13 0x00007f4a6146a7d8 in g_application_run () at /lib64/libgio-2.0.so.0
+ #14 0x000055cef4758547 in _vala_main ()
+ #15 0x00007f4a60d8a042 in __libc_start_main () at /lib64/libc.so.6
+ #16 0x000055cef47554be in _start ()
+
+Closes: #81
+---
+ src/thumbview/cheese-thumb-view.c | 5 +++--
+ 1 file changed, 3 insertions(+), 2 deletions(-)
+
+diff --git a/src/thumbview/cheese-thumb-view.c b/src/thumbview/cheese-thumb-view.c
+index 1d2d88f5..232fd4b6 100644
+--- a/src/thumbview/cheese-thumb-view.c
++++ b/src/thumbview/cheese-thumb-view.c
+@@ -92,7 +92,7 @@ GtkWidget * cheese_thumb_view_new (void);
+ static gboolean
+ cheese_thumb_view_idle_append_item (gpointer data)
+ {
+-  CheeseThumbViewIdleData *item = g_queue_peek_head (data);
++  CheeseThumbViewIdleData *item = g_queue_pop_head (data);
+   CheeseThumbView         *thumb_view;
+   CheeseThumbViewPrivate  *priv;
+ 
+@@ -119,6 +119,7 @@ cheese_thumb_view_idle_append_item (gpointer data)
+   if (!info)
+   {
+     g_warning ("Invalid filename\n");
++    g_slice_free (CheeseThumbViewIdleData, item);
+     return TRUE;
+   }
+   g_file_info_get_modification_time (info, &mtime);
+@@ -167,6 +168,7 @@ cheese_thumb_view_idle_append_item (gpointer data)
+     if (error)
+     {
+       g_warning ("%s", error->message);
++      g_slice_free (CheeseThumbViewIdleData, item);
+       return TRUE;
+     }
+   }
+@@ -183,7 +185,6 @@ cheese_thumb_view_idle_append_item (gpointer data)
+   g_object_unref (pixbuf);
+   g_object_unref (file);
+   g_slice_free (CheeseThumbViewIdleData, item);
+-  g_queue_pop_head (data);
+ 
+   return TRUE;
+ }
+-- 
+2.28.0
+
diff --git a/media-video/cheese/files/cheese-3.38.0-vala-genericarray.patch b/media-video/cheese/files/cheese-3.38.0-vala-genericarray.patch
new file mode 100644
index 000000000000..dcbd1c1b2c5c
--- /dev/null
+++ b/media-video/cheese/files/cheese-3.38.0-vala-genericarray.patch
@@ -0,0 +1,177 @@
+From 7cf6268e54620bbbe5e6e61800c50fb0cb4bea57 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Corentin=20No=C3=ABl?= <corentin@elementary.io>
+Date: Fri, 16 Oct 2020 19:56:26 +0200
+Subject: [PATCH] Change GLib.PtrArray into GLib.GenericArray
+
+This is the vala-friendly way of handling GPtrArray.
+Fix several memory leaks on the go and unnecessary reference increase.
+---
+ src/cheese-preferences.vala | 26 ++++++++++++--------------
+ src/cheese-window.vala      | 22 +++++++++++-----------
+ src/vapi/cheese-common.vapi |  2 +-
+ 3 files changed, 24 insertions(+), 26 deletions(-)
+
+diff --git a/src/cheese-preferences.vala b/src/cheese-preferences.vala
+index f56af7e0..80a92431 100644
+--- a/src/cheese-preferences.vala
++++ b/src/cheese-preferences.vala
+@@ -100,7 +100,7 @@ public PreferencesDialog (Cheese.Camera camera)
+    */
+   private void initialize_camera_devices ()
+   {
+-    unowned GLib.PtrArray devices = camera.get_camera_devices ();
++    GLib.GenericArray<unowned Cheese.CameraDevice> devices = camera.get_camera_devices ();
+     camera_model = new Gtk.ListStore (2, typeof (string), typeof (Cheese.CameraDevice));
+ 
+     source_combo.model = camera_model;
+@@ -357,13 +357,13 @@ public PreferencesDialog (Cheese.Camera camera)
+    */
+   private void on_camera_update_num_camera_devices ()
+   {
+-    unowned GLib.PtrArray devices = camera.get_camera_devices ();
+-    Cheese.CameraDevice   dev;
++    GLib.GenericArray<unowned Cheese.CameraDevice> devices = camera.get_camera_devices ();
++    unowned Cheese.CameraDevice   dev;
+ 
+     // Add (if) / Remove (else) a camera device.
+-    if (devices.len > camera_model.iter_n_children (null))
++    if (devices.length > camera_model.iter_n_children (null))
+     {
+-      dev = (Cheese.CameraDevice) devices.index (devices.len - 1);
++      dev = devices.get (devices.length - 1);
+       add_camera_device(dev);
+     }
+     else
+@@ -382,12 +382,11 @@ public PreferencesDialog (Cheese.Camera camera)
+       bool device_removed = false;
+       devices.foreach ((device) =>
+       {
+-        var old_device = (Cheese.CameraDevice) device;
+         Cheese.CameraDevice new_device;
+         camera_model.get (iter, 1, out new_device, -1);
+ 
+         // Found the device that was removed.
+-        if (old_device != new_device)
++        if (device != new_device)
+         {
+             remove_camera_device (iter, new_device, active_device);
+             device_removed = true;
+@@ -418,17 +417,16 @@ public PreferencesDialog (Cheese.Camera camera)
+    *
+    * @param device a Cheese.CameraDevice to add to the device combo box model
+    */
+-  private void add_camera_device (void *device)
++  private void add_camera_device (Cheese.CameraDevice device)
+   {
+     TreeIter iter;
+-    Cheese.CameraDevice dev = (Cheese.CameraDevice) device;
+ 
+     camera_model.append (out iter);
+     camera_model.set (iter,
+-                      0, dev.get_name (),
+-                      1, dev);
++                      0, device.get_name (),
++                      1, device);
+ 
+-    if (camera.get_selected_device () == dev)
++    if (camera.get_selected_device () == device)
+         source_combo.set_active_iter (iter);
+ 
+     if (camera_model.iter_n_children (null) > 1)
+@@ -445,12 +443,12 @@ public PreferencesDialog (Cheese.Camera camera)
+   private void remove_camera_device (TreeIter iter, Cheese.CameraDevice device_node,
+                              Cheese.CameraDevice active_device_node)
+   {
+-      unowned GLib.PtrArray devices = camera.get_camera_devices ();
++      GLib.GenericArray<unowned Cheese.CameraDevice> devices = camera.get_camera_devices ();
+ 
+       // Check if the camera that we want to remove, is the active one
+       if (device_node == active_device_node)
+       {
+-        if (devices.len > 0)
++        if (devices.length > 0)
+           set_new_available_camera_device (iter);
+         else
+           this.hide ();
+diff --git a/src/cheese-window.vala b/src/cheese-window.vala
+index ff069808..cc119b68 100644
+--- a/src/cheese-window.vala
++++ b/src/cheese-window.vala
+@@ -1216,9 +1216,9 @@ public class Cheese.MainWindow : Gtk.ApplicationWindow
+    */
+   public void on_switch_camera_clicked ()
+   {
+-      Cheese.CameraDevice selected;
+-      Cheese.CameraDevice next = null;
+-      GLib.PtrArray cameras;
++      unowned Cheese.CameraDevice selected;
++      unowned Cheese.CameraDevice next = null;
++      GLib.GenericArray<unowned Cheese.CameraDevice> cameras;
+       uint i;
+ 
+       if (camera == null)
+@@ -1235,9 +1235,9 @@ public class Cheese.MainWindow : Gtk.ApplicationWindow
+ 
+       cameras = camera.get_camera_devices ();
+ 
+-      for (i = 0; i < cameras.len; i++)
++      for (i = 0; i < cameras.length; i++)
+       {
+-          next = (Cheese.CameraDevice )cameras.index (i);
++          next = cameras.get (i);
+ 
+           if (next == selected)
+           {
+@@ -1245,13 +1245,13 @@ public class Cheese.MainWindow : Gtk.ApplicationWindow
+           }
+       }
+ 
+-      if (i + 1 < cameras.len)
++      if (i + 1 < cameras.length)
+       {
+-          next = (Cheese.CameraDevice )cameras.index (i + 1);
++          next = cameras.get (i + 1);
+       }
+       else
+       {
+-          next = (Cheese.CameraDevice )cameras.index (0);
++          next = cameras.get (0);
+       }
+ 
+       if (next == selected)
+@@ -1269,8 +1269,8 @@ public class Cheese.MainWindow : Gtk.ApplicationWindow
+    */
+   public void set_switch_camera_button_state ()
+   {
+-      Cheese.CameraDevice selected;
+-      GLib.PtrArray cameras;
++      unowned Cheese.CameraDevice selected;
++      GLib.GenericArray<unowned Cheese.CameraDevice> cameras;
+ 
+       if (camera == null)
+       {
+@@ -1288,7 +1288,7 @@ public class Cheese.MainWindow : Gtk.ApplicationWindow
+ 
+       cameras = camera.get_camera_devices ();
+ 
+-      if (cameras.len > 1)
++      if (cameras.length > 1)
+       {
+          switch_camera_button.set_visible (true);
+          return;
+diff --git a/src/vapi/cheese-common.vapi b/src/vapi/cheese-common.vapi
+index 6517cdfc..e4ae7ad3 100644
+--- a/src/vapi/cheese-common.vapi
++++ b/src/vapi/cheese-common.vapi
+@@ -35,7 +35,7 @@ namespace Cheese
+     [CCode (has_construct_function = false)]
+     public Camera (Clutter.Actor video_texture, string camera_device_node, int x_resolution, int y_resolution);
+     public bool                        get_balance_property_range (string property, double min, double max, double def);
+-    public unowned GLib.PtrArray       get_camera_devices ();
++    public GLib.GenericArray<unowned Cheese.CameraDevice> get_camera_devices ();
+     public unowned Cheese.VideoFormat  get_current_video_format ();
+     public int                         get_num_camera_devices ();
+     public unowned Cheese.CameraDevice get_selected_device ();
+-- 
+GitLab
+