[gimp/wip/animation: 167/197] plug-ins: recreate the camera when cleaned-up.

[Jehan Pagès <jehanp src gnome org>]

commit 646ca41bcd0b610d8efbaa00e8857a0a0960dd5a
Author: Jehan <jehan girinstud io>
Date:   Mon Jun 26 14:02:58 2017 +0200

    plug-ins: recreate the camera when cleaned-up.
    
    animation_cel_animation_reset_defaults() free most memory. The camera
    has to be recreated as well.

 plug-ins/animation-play/core/animation-camera.c    |    3 ++-
 .../animation-play/core/animation-celanimation.c   |    1 +
 2 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/plug-ins/animation-play/core/animation-camera.c b/plug-ins/animation-play/core/animation-camera.c
index f31c10a..b42a264 100644
--- a/plug-ins/animation-play/core/animation-camera.c
+++ b/plug-ins/animation-play/core/animation-camera.c
@@ -147,7 +147,8 @@ animation_camera_class_init (AnimationCameraClass *klass)
                                    g_param_spec_object ("animation",
                                                         NULL, NULL,
                                                         ANIMATION_TYPE_ANIMATION,
-                                                        G_PARAM_READWRITE));
+                                                        G_PARAM_READWRITE |
+                                                        G_PARAM_CONSTRUCT_ONLY));
 
   g_type_class_add_private (klass, sizeof (AnimationCameraPrivate));
 }
diff --git a/plug-ins/animation-play/core/animation-celanimation.c 
b/plug-ins/animation-play/core/animation-celanimation.c
index b7a5d70..00bdeb8 100644
--- a/plug-ins/animation-play/core/animation-celanimation.c
+++ b/plug-ins/animation-play/core/animation-celanimation.c
@@ -721,6 +721,7 @@ animation_cel_animation_reset_defaults (Animation *animation)
   priv = ANIMATION_CEL_ANIMATION (animation)->priv;
   animation_cel_animation_cleanup (ANIMATION_CEL_ANIMATION (animation));
 
+  priv->camera = animation_camera_new (animation);
   /* Purely arbitrary value. User will anyway change it to suit one's needs. */
   priv->duration = 240;