ges-ui: add effects

tests/examples/ges-ui.c

@@ -62,17 +62,21 @@ typedef struct App
 
   /* widgets */
   GtkWidget *main_window;
+  GtkWidget *add_effect_dlg;
   GtkWidget *properties;
   GtkWidget *filesource_properties;
   GtkWidget *text_properties;
   GtkWidget *generic_duration;
   GtkWidget *background_properties;
+  GtkWidget *audio_effect_entry;
+  GtkWidget *video_effect_entry;
 
   GtkHScale *duration;
   GtkHScale *in_point;
   GtkHScale *volume;
 
   GtkAction *add_file;
+  GtkAction *add_effect;
   GtkAction *add_test;
   GtkAction *add_title;
   GtkAction *add_transition;
@@ -113,6 +117,7 @@ void play_activate_cb (GtkAction * item, App * app);
 void stop_activate_cb (GtkAction * item, App * app);
 void move_up_activate_cb (GtkAction * item, App * app);
 void move_down_activate_cb (GtkAction * item, App * app);
+void add_effect_activate_cb (GtkAction * item, App * app);
 void add_file_activate_cb (GtkAction * item, App * app);
 void add_text_activate_cb (GtkAction * item, App * app);
 void add_test_activate_cb (GtkAction * item, App * app);
@@ -124,6 +129,10 @@ void halign_changed_cb (GtkComboBox * widget, App * app);
 void valign_changed_cb (GtkComboBox * widget, App * app);
 void background_type_changed_cb (GtkComboBox * widget, App * app);
 void frequency_value_changed_cb (GtkSpinButton * widget, App * app);
+void on_apply_effect_cb (GtkButton * button, App * app);
+void on_cancel_add_effect_cb (GtkButton * button, App * app);
+gboolean add_effect_dlg_delete_event_cb (GtkWidget * widget, GdkEvent * event,
+    gpointer * app);
 
 gboolean
 duration_scale_change_value_cb (GtkRange * range,
@@ -143,6 +152,25 @@ volume_change_value_cb (GtkRange * range,
  * Update properties of UI elements that depend on more than one thing.
  */
 
+static void
+update_effect_sensitivity (App * app)
+{
+  GList *i;
+  gboolean ok = TRUE;
+
+  /* effects will work for multiple FileSource */
+  for (i = app->selected_objects; i; i = i->next) {
+    if (!GES_IS_TIMELINE_FILE_SOURCE (i->data)) {
+      ok = FALSE;
+      break;
+    }
+  }
+
+  gtk_action_set_sensitive (app->add_effect,
+      ok && (app->n_selected > 0) && (app->state != GST_STATE_PLAYING)
+      && (app->state != GST_STATE_PAUSED));
+}
+
 static void
 update_delete_sensitivity (App * app)
 {
@@ -802,6 +830,9 @@ create_ui (App * app)
   GET_WIDGET (app->filesource_properties, "filesource_properties", GTK_WIDGET);
   GET_WIDGET (app->text_properties, "text_properties", GTK_WIDGET);
   GET_WIDGET (app->main_window, "window", GTK_WIDGET);
+  GET_WIDGET (app->add_effect_dlg, "add_effect_dlg", GTK_WIDGET);
+  GET_WIDGET (app->audio_effect_entry, "entry1", GTK_WIDGET);
+  GET_WIDGET (app->video_effect_entry, "entry2", GTK_WIDGET);
   GET_WIDGET (app->duration, "duration_scale", GTK_HSCALE);
   GET_WIDGET (app->in_point, "in_point_scale", GTK_HSCALE);
   GET_WIDGET (app->halign, "halign", GTK_COMBO_BOX);
@@ -810,6 +841,7 @@ create_ui (App * app)
   GET_WIDGET (duration_col, "duration_column", GTK_TREE_VIEW_COLUMN);
   GET_WIDGET (duration_renderer, "duration_renderer", GTK_CELL_RENDERER);
   GET_WIDGET (app->add_file, "add_file", GTK_ACTION);
+  GET_WIDGET (app->add_effect, "add_effect", GTK_ACTION);
   GET_WIDGET (app->add_title, "add_text", GTK_ACTION);
   GET_WIDGET (app->add_test, "add_test", GTK_ACTION);
   GET_WIDGET (app->add_transition, "add_transition", GTK_ACTION);
@@ -1026,6 +1058,65 @@ app_move_selected_up (App * app)
   }
 }
 
+static void
+app_add_effect_on_selected_clips (App * app, const gchar * bin_desc,
+    GESTrackType type)
+{
+  GList *objects, *tmp;
+  GESTrackObject *effect = NULL;
+
+  /* No crash if the video is playing */
+  gst_element_set_state (GST_ELEMENT (app->pipeline), GST_STATE_PAUSED);
+  objects = ges_timeline_layer_get_objects (app->layer);
+
+  for (tmp = objects; tmp; tmp = tmp->next) {
+    effect = GES_TRACK_OBJECT (ges_track_parse_launch_effect_new (bin_desc));
+    ges_timeline_object_add_track_object (GES_TIMELINE_OBJECT (tmp->data),
+        effect);
+
+    if (type == GES_TRACK_TYPE_VIDEO)
+      ges_track_add_object (app->video_track, effect);
+    else if (type == GES_TRACK_TYPE_AUDIO)
+      ges_track_add_object (app->audio_track, effect);
+
+    g_object_unref (tmp->data);
+  }
+}
+
+gboolean
+add_effect_dlg_delete_event_cb (GtkWidget * widget, GdkEvent * event,
+    gpointer * app)
+{
+  gtk_widget_hide_all (((App *) app)->add_effect_dlg);
+  return TRUE;
+}
+
+void
+on_cancel_add_effect_cb (GtkButton * button, App * app)
+{
+  gtk_widget_hide_all (app->add_effect_dlg);
+}
+
+void
+on_apply_effect_cb (GtkButton * button, App * app)
+{
+  const gchar *effect;
+
+  effect = gtk_entry_get_text (GTK_ENTRY (app->video_effect_entry));
+  if (g_strcmp0 (effect, ""))
+    app_add_effect_on_selected_clips (app, effect, GES_TRACK_TYPE_VIDEO);
+
+  gtk_entry_set_text (GTK_ENTRY (app->video_effect_entry), "");
+
+  effect = gtk_entry_get_text (GTK_ENTRY (app->audio_effect_entry));
+  if (g_strcmp0 (effect, ""))
+    app_add_effect_on_selected_clips (app, effect, GES_TRACK_TYPE_AUDIO);
+
+  gtk_entry_set_text (GTK_ENTRY (app->audio_effect_entry), "");
+
+  gtk_widget_hide_all (app->add_effect_dlg);
+}
+
 static void
 app_move_selected_down (App * app)
 {
@@ -1343,6 +1434,12 @@ delete_activate_cb (GtkAction * item, App * app)
   app_delete_objects (app, objects);
 }
 
+void
+add_effect_activate_cb (GtkAction * item, App * app)
+{
+  gtk_widget_show_all (app->add_effect_dlg);
+}
+
 void
 add_file_activate_cb (GtkAction * item, App * app)
 {
@@ -1437,6 +1534,7 @@ app_selection_changed_cb (GtkTreeSelection * selection, App * app)
   app_update_selection (app);
 
   update_delete_sensitivity (app);
+  update_effect_sensitivity (app);
   update_add_transition_sensitivity (app);
   update_move_up_down_sensitivity (app);
 

tests/examples/ges-ui.glade

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version="1.0"?>
 <interface>
   <requires lib="gtk+" version="2.16"/>
   <!-- interface-naming-policy project-wide -->
@@ -229,6 +229,13 @@
                         <property name="use_stock">True</property>
                       </object>
                     </child>
+                    <child>
+                      <object class="GtkMenuItem" id="add_effect_item">
+                        <property name="visible">True</property>
+                        <property name="related_action">add_effect</property>
+                        <property name="use_action_appearance">True</property>
+                      </object>
+                    </child>
                   </object>
                 </child>
               </object>
@@ -370,6 +377,19 @@
                 <property name="homogeneous">True</property>
               </packing>
             </child>
+            <child>
+              <object class="GtkToolButton" id="add_button1">
+                <property name="visible">True</property>
+                <property name="related_action">add_effect</property>
+                <property name="use_action_appearance">True</property>
+                <property name="label" translatable="yes">File</property>
+                <property name="use_underline">True</property>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="homogeneous">True</property>
+              </packing>
+            </child>
             <child>
               <object class="GtkSeparatorToolItem" id="toolbutton7">
                 <property name="visible">True</property>
@@ -528,7 +548,7 @@
                           <object class="GtkEntry" id="seconds">
                             <property name="visible">True</property>
                             <property name="can_focus">True</property>
-                            <property name="invisible_char">●</property>
+                            <property name="invisible_char">&#x25CF;</property>
                           </object>
                           <packing>
                             <property name="position">1</property>
@@ -700,7 +720,7 @@
                               <object class="GtkSpinButton" id="frequency">
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="invisible_char">●</property>
+                                <property name="invisible_char">&#x25CF;</property>
                                 <property name="adjustment">adjustment2</property>
                                 <signal name="value_changed" handler="frequency_value_changed_cb"/>
                               </object>
@@ -772,7 +792,7 @@
                               <object class="GtkEntry" id="text">
                                 <property name="visible">True</property>
                                 <property name="can_focus">True</property>
-                                <property name="invisible_char">●</property>
+                                <property name="invisible_char">&#x25CF;</property>
                               </object>
                               <packing>
                                 <property name="position">1</property>
@@ -869,18 +889,142 @@
     </child>
   </object>
   <object class="GtkTreeSelection" id="selection"/>
+  <object class="GtkDialog" id="add_effect_dlg">
+    <property name="border_width">5</property>
+    <property name="title" translatable="yes">Add effects</property>
+    <property name="window_position">center-always</property>
+    <property name="type_hint">dialog</property>
+    <signal name="delete_event" handler="add_effect_dlg_delete_event_cb"/>
+    <child internal-child="vbox">
+      <object class="GtkVBox" id="dialog-vbox1">
+        <property name="visible">True</property>
+        <property name="orientation">vertical</property>
+        <property name="spacing">2</property>
+        <child>
+          <object class="GtkVBox" id="vbox3">
+            <property name="visible">True</property>
+            <property name="orientation">vertical</property>
+            <child>
+              <object class="GtkHBox" id="hbox6">
+                <property name="visible">True</property>
+                <child>
+                  <object class="GtkLabel" id="label9">
+                    <property name="visible">True</property>
+                    <property name="label" translatable="yes">Audio effects bin description</property>
+                  </object>
+                  <packing>
+                    <property name="position">0</property>
+                  </packing>
+                </child>
+                <child>
+                  <object class="GtkEntry" id="entry1">
+                    <property name="visible">True</property>
+                    <property name="can_focus">True</property>
+                    <property name="invisible_char">&#x25CF;</property>
+                    <signal name="activate" handler="on_apply_effect_cb"/>
+                  </object>
+                  <packing>
+                    <property name="position">1</property>
+                  </packing>
+                </child>
+              </object>
+              <packing>
+                <property name="position">0</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkHBox" id="hbox7">
+                <property name="visible">True</property>
+                <child>
+                  <object class="GtkLabel" id="label10">
+                    <property name="visible">True</property>
+                    <property name="label" translatable="yes">Video effects bin desciption:</property>
+                  </object>
+                  <packing>
+                    <property name="position">0</property>
+                  </packing>
+                </child>
+                <child>
+                  <object class="GtkEntry" id="entry2">
+                    <property name="visible">True</property>
+                    <property name="can_focus">True</property>
+                    <property name="invisible_char">&#x25CF;</property>
+                    <signal name="activate" handler="on_apply_effect_cb"/>
+                  </object>
+                  <packing>
+                    <property name="position">1</property>
+                  </packing>
+                </child>
+              </object>
+              <packing>
+                <property name="position">1</property>
+              </packing>
+            </child>
+          </object>
+          <packing>
+            <property name="position">1</property>
+          </packing>
+        </child>
+        <child internal-child="action_area">
+          <object class="GtkHButtonBox" id="dialog-action_area1">
+            <property name="visible">True</property>
+            <property name="layout_style">end</property>
+            <child>
+              <object class="GtkButton" id="button2">
+                <property name="label">gtk-cancel</property>
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <property name="use_stock">True</property>
+                <signal name="clicked" handler="on_cancel_add_effect_cb"/>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="fill">False</property>
+                <property name="position">0</property>
+              </packing>
+            </child>
+            <child>
+              <object class="GtkButton" id="button1">
+                <property name="label">gtk-apply</property>
+                <property name="visible">True</property>
+                <property name="can_focus">True</property>
+                <property name="receives_default">True</property>
+                <property name="use_stock">True</property>
+                <signal name="clicked" handler="on_apply_effect_cb"/>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="fill">False</property>
+                <property name="position">1</property>
+              </packing>
+            </child>
+          </object>
+          <packing>
+            <property name="expand">False</property>
+            <property name="pack_type">end</property>
+            <property name="position">0</property>
+          </packing>
+        </child>
+      </object>
+    </child>
+    <action-widgets>
+      <action-widget response="0">button2</action-widget>
+      <action-widget response="0">button1</action-widget>
+    </action-widgets>
+  </object>
   <object class="GtkSizeGroup" id="LabelSizeGroup">
     <widgets>
-      <widget name="label6"/>
-      <widget name="label5"/>
       <widget name="label4"/>
-      <widget name="label3"/>
+      <widget name="label_inpoint"/>
+      <widget name="label_duration"/>
+      <widget name="label_duration"/>
+      <widget name="label_inpoint"/>
       <widget name="label2"/>
-      <widget name="label_inpoint"/>
-      <widget name="label_duration"/>
-      <widget name="label_duration"/>
-      <widget name="label_inpoint"/>
+      <widget name="label3"/>
       <widget name="label4"/>
+      <widget name="label5"/>
+      <widget name="label6"/>
     </widgets>
   </object>
   <object class="GtkAction" id="delete">
@@ -975,4 +1119,11 @@
     <property name="active">True</property>
     <signal name="activate" handler="video_track_activate_cb"/>
   </object>
+  <object class="GtkAction" id="add_effect">
+    <property name="label">Add effect...</property>
+    <property name="short_label">Effect</property>
+    <property name="icon_name">face-smile</property>
+    <property name="always_show_image">True</property>
+    <signal name="activate" handler="add_effect_activate_cb"/>
+  </object>
 </interface>