input: merge two level of loop for control requests

src/input/input.c

@@ -738,61 +738,55 @@ static void MainLoop( input_thread_t *p_input, bool b_interactive )
             }
         }
 
-        /* */
-        mtime_t now;
-
-        do {
+        /* Handle control */
+        for( ;; )
+        {
             mtime_t i_deadline = i_wakeup;
+
             if( b_paused || !b_demux_polled )
                 /* FIXME: remove this polling */
                 i_deadline = mdate() + INT64_C(250000);
 
-            /* Handle control */
-            for( ;; )
-            {
-                mtime_t i_limit = i_deadline;
-
             /* Postpone seeking until ES buffering is complete or at most
              * 125 ms. */
-                bool b_buffering = es_out_GetBuffering( p_input->p->p_es_out )
+            bool b_postpone = es_out_GetBuffering( p_input->p->p_es_out )
                             && !p_input->p->input.b_eof;
-                if( b_buffering )
+            if( b_postpone )
             {
                 mtime_t now = mdate();
 
                 /* Recheck ES buffer level every 20 ms when seeking */
                 if( now < i_last_seek_mdate + INT64_C(125000)
                  && i_deadline > now + INT64_C(20000) )
-                        i_limit = now + INT64_C(20000);
+                    i_deadline = now + INT64_C(20000);
+                else
+                    b_postpone = false;
             }
 
             int i_type;
             vlc_value_t val;
 
-                if( ControlPop( p_input, &i_type, &val, i_limit, b_buffering ) )
+            if( ControlPop( p_input, &i_type, &val, i_deadline, b_postpone ) )
             {
-                    if( b_buffering && i_limit < i_deadline )
+                if( b_postpone )
                     continue;
-                    break;
+                break; /* Wake-up time reached */
             }
 
 #ifndef NDEBUG
             msg_Dbg( p_input, "control type=%d", i_type );
 #endif
-
             if( Control( p_input, i_type, val ) )
             {
                 if( ControlIsSeekRequest( i_type ) )
                     i_last_seek_mdate = mdate();
                 i_intf_update = 0;
             }
-            }
 
             /* Update the wakeup time */
-            now = mdate();
             if( i_wakeup != 0 )
                 i_wakeup = es_out_GetWakeup( p_input->p->p_es_out );
-        } while( now < i_wakeup );
+        }
     }
 
     if( !p_input->b_error )