playlist: Add playlist_SetRenderer

refs #18605

include/vlc_playlist.h

@@ -358,6 +358,14 @@ VLC_API bool playlist_IsServicesDiscoveryLoaded( playlist_t *,const char *) VLC_
 /** Query a services discovery */
 VLC_API int playlist_ServicesDiscoveryControl( playlist_t *, const char *, int, ... );
 
+/********************** Renderer ***********************/
+/**
+ * Sets a renderer or remove the current one
+ * @param p_item    The renderer item to be used, or NULL to disable the current
+ *                  one. If a renderer is provided, its reference count will be
+ *                  incremented.
+ */
+VLC_API int playlist_SetRenderer( playlist_t* p_pl, vlc_renderer_item_t* p_item );
 
 
 /********************************************************

src/Makefile.am

@@ -225,6 +225,7 @@ libvlccore_la_SOURCES = \
 	playlist/item.c \
 	playlist/search.c \
 	playlist/services_discovery.c \
+	playlist/renderer.c \
 	input/item.c \
 	input/access.c \
 	input/clock.c \

src/libvlccore.sym

@@ -362,6 +362,7 @@ playlist_VolumeSet
 playlist_VolumeUp
 playlist_MuteSet
 playlist_MuteGet
+playlist_SetRenderer
 sdp_AddAttribute
 sdp_AddMedia
 secstotimestr

src/playlist/engine.c

@@ -34,6 +34,7 @@
 #include <vlc_playlist.h>
 #include <vlc_interface.h>
 #include <vlc_http.h>
+#include <vlc_renderer_discovery.h>
 #include "playlist_internal.h"
 #include "input/resource.h"
 
@@ -310,6 +311,8 @@ void playlist_Destroy( playlist_t *p_playlist )
     /* Release input resources */
     assert( p_sys->p_input == NULL );
     input_resource_Release( p_sys->p_input_resource );
+    if( p_sys->p_renderer )
+        vlc_renderer_item_release( p_sys->p_renderer );
 
     if( p_playlist->p_media_library != NULL )
         playlist_MLDump( p_playlist );

src/playlist/playlist_internal.h

@@ -58,6 +58,7 @@ typedef struct playlist_private_t
     input_thread_t *      p_input;  /**< the input thread associated
                                      * with the current item */
     input_resource_t *   p_input_resource; /**< input resources */
+    vlc_renderer_item_t *p_renderer;
     struct {
         /* Current status. These fields are readonly, only the playlist
          * main loop can touch it*/

src/playlist/renderer.c

+/*****************************************************************************
+ * renderer.c : Manage renderer modules
+ *****************************************************************************
+ * Copyright (C) 1999-2017 VLC authors, VideoLAN and VideoLabs
+ *
+ * Authors: Hugo Beauzée-Luyssen <hugo@beauzee.fr>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_playlist.h>
+#include <vlc_renderer_discovery.h>
+
+#include "playlist/playlist_internal.h"
+
+int playlist_SetRenderer( playlist_t* p_playlist, vlc_renderer_item_t* p_item )
+{
+    if( p_item )
+        vlc_renderer_item_hold( p_item );
+
+    PL_LOCK;
+
+    playlist_private_t *p_priv = pl_priv( p_playlist );
+    vlc_renderer_item_t *p_prev_renderer = p_priv->p_renderer;
+    p_priv->p_renderer = p_item;
+    if( p_priv->p_input )
+        input_Control( p_priv->p_input, INPUT_SET_RENDERER, p_item );
+
+    PL_UNLOCK;
+
+    if( p_prev_renderer )
+        vlc_renderer_item_release( p_prev_renderer );
+    return VLC_SUCCESS;
+}