Clean up vout object creation/destruction.

src/video_output/vout_internal.h

@@ -42,15 +42,25 @@
 /* */
 struct vout_thread_sys_t
 {
-    /* module */
-    char       *psz_module_name;
-
-    /* Video output configuration */
-    config_chain_t *p_cfg;
+    /* Splitter module if used */
+    char            *splitter_name;
 
     /* */
     video_format_t  original; /* Original format ie coming from the decoder */
 
+    /* Snapshot interface */
+    vout_snapshot_t snapshot;
+
+    /* Statistics */
+    vout_statistic_t statistic;
+
+    /* Subpicture unit */
+    spu_t           *p_spu;
+
+    /* Monitor Pixel Aspect Ratio */
+    unsigned int    i_par_num;
+    unsigned int    i_par_den;
+
     /* Thread & synchronization */
     vlc_thread_t    thread;
     bool            dead;
@@ -90,26 +100,12 @@ struct vout_thread_sys_t
     } title;
 
     /* */
-    unsigned int    i_par_num;           /**< monitor pixel aspect-ratio */
-    unsigned int    i_par_den;           /**< monitor pixel aspect-ratio */
     bool            is_late_dropped;
 
-    /* Statistics */
-    vout_statistic_t statistic;
-
-    /* Filter chain */
-    char           *psz_filter_chain;
-
     /* Video filter2 chain */
     vlc_mutex_t     vfilter_lock;
     filter_chain_t *vfilter_chain;
 
-    /* Snapshot interface */
-    vout_snapshot_t snapshot;
-
-    /* Subpicture unit */
-    spu_t          *p_spu;
-
     /* */
     vlc_mouse_t     mouse;
 
@@ -132,6 +128,7 @@ void vout_ControlChangeSampleAspectRatio(vout_thread_t *, unsigned num, unsigned
 void vout_ControlChangeCropRatio(vout_thread_t *, unsigned num, unsigned den);
 void vout_ControlChangeCropWindow(vout_thread_t *, int x, int y, int width, int height);
 void vout_ControlChangeCropBorder(vout_thread_t *, int left, int top, int right, int bottom);
+void vout_ControlChangeFilters(vout_thread_t *, const char *);
 
 /* */
 void vout_IntfInit( vout_thread_t * );

src/video_output/vout_intf.c

@@ -69,6 +69,10 @@ static int FullscreenCallback( vlc_object_t *, char const *,
                                vlc_value_t, vlc_value_t, void * );
 static int SnapshotCallback( vlc_object_t *, char const *,
                              vlc_value_t, vlc_value_t, void * );
+static int VideoFilterCallback( vlc_object_t *, char const *,
+                                vlc_value_t, vlc_value_t, void * );
+static int VideoSplitterCallback( vlc_object_t *, char const *,
+                                  vlc_value_t, vlc_value_t, void * );
 
 static int TitleShowCallback( vlc_object_t *, char const *,
                               vlc_value_t, vlc_value_t, void * );
@@ -351,6 +355,20 @@ void vout_IntfInit( vout_thread_t *p_vout )
     var_Change( p_vout, "video-snapshot", VLC_VAR_SETTEXT, &text, NULL );
     var_AddCallback( p_vout, "video-snapshot", SnapshotCallback, NULL );
 
+    /* Add a video-filter variable */
+    var_Create( p_vout, "video-filter",
+                VLC_VAR_STRING | VLC_VAR_DOINHERIT | VLC_VAR_ISCOMMAND );
+    var_AddCallback( p_vout, "video-filter", VideoFilterCallback, NULL );
+    var_TriggerCallback( p_vout, "video-filter" );
+
+    /* Add a video-splitter variable
+     * TODO rename vout-filter into vout-splitter */
+    var_Create( p_vout, "vout-filter",
+                VLC_VAR_STRING | VLC_VAR_DOINHERIT | VLC_VAR_ISCOMMAND );
+    text.psz_string = _("Video splitter");
+    var_Change( p_vout, "vout-filter", VLC_VAR_SETTEXT, &text, NULL );
+    var_AddCallback( p_vout, "vout-filter", VideoSplitterCallback, NULL );
+
     /* Mouse coordinates */
     var_Create( p_vout, "mouse-button-down", VLC_VAR_INTEGER );
     var_Create( p_vout, "mouse-moved", VLC_VAR_COORDS );
@@ -727,6 +745,42 @@ static int SnapshotCallback( vlc_object_t *p_this, char const *psz_cmd,
     return VLC_SUCCESS;
 }
 
+static int VideoFilterCallback( vlc_object_t *p_this, char const *psz_cmd,
+                                vlc_value_t oldval, vlc_value_t newval, void *p_data)
+{
+    vout_thread_t *p_vout = (vout_thread_t *)p_this;
+    VLC_UNUSED(psz_cmd); VLC_UNUSED(oldval); VLC_UNUSED(p_data);
+
+    vout_ControlChangeFilters( p_vout, newval.psz_string );
+    return VLC_SUCCESS;
+}
+
+static int VideoSplitterCallback( vlc_object_t *p_this, char const *psz_cmd,
+                                  vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+    vout_thread_t *p_vout = (vout_thread_t *)p_this;
+    input_thread_t *p_input;
+    (void)psz_cmd; (void)oldval; (void)p_data;
+
+    p_input = (input_thread_t *)vlc_object_find( p_this, VLC_OBJECT_INPUT,
+                                                 FIND_PARENT );
+    if (!p_input)
+    {
+        msg_Err( p_vout, "Input not found" );
+        return VLC_EGENERIC;
+    }
+
+    /* Modify input as well because the vout might have to be restarted */
+    var_Create( p_input, "vout-filter", VLC_VAR_STRING );
+    var_SetString( p_input, "vout-filter", newval.psz_string );
+
+    /* Now restart current video stream */
+    input_Control( p_input, INPUT_RESTART_ES, -VIDEO_ES );
+    vlc_object_release( p_input );
+
+    return VLC_SUCCESS;
+}
+
 static int TitleShowCallback( vlc_object_t *p_this, char const *psz_cmd,
                        vlc_value_t oldval, vlc_value_t newval, void *p_data )
 {