+ mux/asf.c: gcc < 3 compile fix

modules/mux/asf.c

@@ -876,12 +876,12 @@ static block_t *asf_header_create( sout_mux_t *p_mux, vlc_bool_t b_broadcast )
     /* metadata object (part of header extension) */
     if( i_cm_size )
     {
-        for( i = 0; i < p_sys->i_track; i++ )
-            if( p_sys->track[i].i_cat == VIDEO_ES ) break;
-
         int64_t i_num, i_den;
         int i_dst_num, i_dst_den;
 
+        for( i = 0; i < p_sys->i_track; i++ )
+            if( p_sys->track[i].i_cat == VIDEO_ES ) break;
+
         i_num = p_sys->track[i].fmt.video.i_aspect *
             (int64_t)p_sys->track[i].fmt.video.i_height;
         i_den = VOUT_ASPECT_FACTOR * p_sys->track[i].fmt.video.i_width;