bridge: convert to static lock

Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>

modules/stream_out/bridge.c

@@ -167,6 +167,7 @@ typedef struct bridge_t
     int i_es_num;
 } bridge_t;
 
+static vlc_mutex_t lock = VLC_STATIC_MUTEX;
 
 /*
  * Bridge out
@@ -174,7 +175,6 @@ typedef struct bridge_t
 
 typedef struct out_sout_stream_sys_t
 {
-    vlc_mutex_t *p_lock;
     bridged_es_t *p_es;
     int i_id;
     bool b_inited;
@@ -199,10 +199,6 @@ static int OpenOut( vlc_object_t *p_this )
         return VLC_ENOMEM;
     p_sys->b_inited = false;
 
-    var_Create( p_this->p_libvlc, "bridge-lock", VLC_VAR_MUTEX );
-    var_Get( p_this->p_libvlc, "bridge-lock", &val );
-    p_sys->p_lock = val.p_address;
-
     var_Get( p_stream, SOUT_CFG_PREFIX_OUT "id", &val );
     p_sys->i_id = val.i_int;
 
@@ -254,7 +250,7 @@ static sout_stream_id_t * AddOut( sout_stream_t *p_stream, es_format_t *p_fmt )
     }
     p_sys->b_inited = true;
 
-    vlc_mutex_lock( p_sys->p_lock );
+    vlc_mutex_lock( &lock );
 
     p_bridge = var_GetAddress( p_stream->p_libvlc, p_sys->psz_name );
     if ( p_bridge == NULL )
@@ -297,7 +293,7 @@ static sout_stream_id_t * AddOut( sout_stream_t *p_stream, es_format_t *p_fmt )
     msg_Dbg( p_stream, "bridging out input codec=%4.4s id=%d pos=%d",
              (char*)&p_es->fmt.i_codec, p_es->fmt.i_id, i );
 
-    vlc_mutex_unlock( p_sys->p_lock );
+    vlc_mutex_unlock( &lock );
 
     return (sout_stream_id_t *)p_sys;
 }
@@ -313,7 +309,7 @@ static int DelOut( sout_stream_t *p_stream, sout_stream_id_t *id )
         return VLC_SUCCESS;
     }
 
-    vlc_mutex_lock( p_sys->p_lock );
+    vlc_mutex_lock( &lock );
 
     p_es = p_sys->p_es;
 
@@ -322,7 +318,7 @@ static int DelOut( sout_stream_t *p_stream, sout_stream_id_t *id )
     p_es->p_block = false;
 
     p_es->b_changed = true;
-    vlc_mutex_unlock( p_sys->p_lock );
+    vlc_mutex_unlock( &lock );
 
     p_sys->b_inited = false;
 
@@ -341,7 +337,7 @@ static int SendOut( sout_stream_t *p_stream, sout_stream_id_t *id,
         return VLC_SUCCESS;
     }
 
-    vlc_mutex_lock( p_sys->p_lock );
+    vlc_mutex_lock( &lock );
 
     p_es = p_sys->p_es;
     *p_es->pp_last = p_buffer;
@@ -351,7 +347,7 @@ static int SendOut( sout_stream_t *p_stream, sout_stream_id_t *id,
         p_buffer = p_buffer->p_next;
     }
 
-    vlc_mutex_unlock( p_sys->p_lock );
+    vlc_mutex_unlock( &lock );
 
     return VLC_SUCCESS;
 }
@@ -363,7 +359,6 @@ static int SendOut( sout_stream_t *p_stream, sout_stream_id_t *id,
 
 typedef struct in_sout_stream_sys_t
 {
-    vlc_mutex_t *p_lock;
     int i_id_offset;
     mtime_t i_delay;
 
@@ -404,10 +399,6 @@ static int OpenIn( vlc_object_t *p_this )
     config_ChainParse( p_stream, SOUT_CFG_PREFIX_IN, ppsz_sout_options_in,
                    p_stream->p_cfg );
 
-    var_Create( p_this->p_libvlc, "bridge-lock", VLC_VAR_MUTEX );
-    var_Get( p_this->p_libvlc, "bridge-lock", &val );
-    p_sys->p_lock = val.p_address;
-
     var_Get( p_stream, SOUT_CFG_PREFIX_IN "id-offset", &val );
     p_sys->i_id_offset = val.i_int;
 
@@ -533,7 +524,7 @@ static int SendIn( sout_stream_t *p_stream, sout_stream_id_t *id,
         p_stream->p_next->pf_send( p_stream->p_next, id->id, p_buffer );
 
     /* Then check all bridged streams */
-    vlc_mutex_lock( p_sys->p_lock );
+    vlc_mutex_lock( &lock );
 
     p_bridge = var_GetAddress( p_stream->p_libvlc, p_sys->psz_name );
 
@@ -711,7 +702,7 @@ static int SendIn( sout_stream_t *p_stream, sout_stream_id_t *id,
         }
     }
 
-    vlc_mutex_unlock( p_sys->p_lock );
+    vlc_mutex_unlock( &lock );
 
     return VLC_SUCCESS;
 }