[vlc-commits] chromecast: don't send stop/seek msg when not playing

Thomas Guillem git at videolan.org
Mon Feb 5 18:16:30 CET 2018


vlc | branch: master | Thomas Guillem <thomas at gllm.fr> | Mon Feb  5 18:09:44 2018 +0100| [a152ac94d03f2bd24e224cf1444062b18f3b24ec] | committer: Thomas Guillem

chromecast: don't send stop/seek msg when not playing

This fixes inconsistent states when the cc is already stopped.

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=a152ac94d03f2bd24e224cf1444062b18f3b24ec
---

 modules/stream_out/chromecast/chromecast.h        |  1 +
 modules/stream_out/chromecast/chromecast_ctrl.cpp | 41 +++++++++++++++++------
 2 files changed, 31 insertions(+), 11 deletions(-)

diff --git a/modules/stream_out/chromecast/chromecast.h b/modules/stream_out/chromecast/chromecast.h
index b477d2a578..97123967be 100644
--- a/modules/stream_out/chromecast/chromecast.h
+++ b/modules/stream_out/chromecast/chromecast.h
@@ -165,6 +165,7 @@ struct intf_sys_t
     bool isFinishedPlaying();
 
     void setHasInput(const std::string mime_type = "");
+    bool isStatePlaying() const;
 
     void requestPlayerSeek(mtime_t pos);
     void requestPlayerStop();
diff --git a/modules/stream_out/chromecast/chromecast_ctrl.cpp b/modules/stream_out/chromecast/chromecast_ctrl.cpp
index 98b1d6c61a..13f406f901 100644
--- a/modules/stream_out/chromecast/chromecast_ctrl.cpp
+++ b/modules/stream_out/chromecast/chromecast_ctrl.cpp
@@ -297,6 +297,21 @@ void intf_sys_t::setHasInput( const std::string mime_type )
     m_eof = false;
 }
 
+bool intf_sys_t::isPlaying() const
+{
+    switch( m_state )
+    {
+        case Loading:
+        case Buffering:
+        case Playing:
+        case Paused:
+        case Seeking:
+            return true;
+        default:
+            return false;
+    }
+}
+
 /**
  * @brief Process a message received from the Chromecast
  * @param msg the CastMessage to process
@@ -367,11 +382,21 @@ void intf_sys_t::mainLoop()
             switch ( msg )
             {
                 case Stop:
-                    m_communication.msgPlayerStop( m_appTransportId, m_mediaSessionId );
-                    setState( Stopping );
+                    if( isPlaying() )
+                    {
+                        if ( m_mediaSessionId == 0 )
+                            m_request_stop = true;
+                        else
+                        {
+                            m_communication.msgPlayerStop( m_appTransportId, m_mediaSessionId );
+                            setState( Stopping );
+                        }
+                    }
                     break;
                 case Seek:
                 {
+                    if( !isPlaying() || m_mediaSessionId == 0 )
+                        break;
                     char current_time[32];
                     mtime_t seek_request_time = mdate() + SEEK_FORWARD_OFFSET;
                     if( snprintf( current_time, sizeof(current_time), "%.3f",
@@ -799,15 +824,9 @@ void intf_sys_t::requestPlayerStop()
         m_art_stream = NULL;
     }
 
-    if ( m_state == TakenOver )
+    if( !isPlaying() )
         return;
 
-    if ( m_mediaSessionId == 0 )
-    {
-        m_request_stop = true;
-        return;
-    }
-
     queueMessage( Stop );
 }
 
@@ -820,7 +839,7 @@ States intf_sys_t::state() const
 void intf_sys_t::requestPlayerSeek(mtime_t pos)
 {
     vlc_mutex_locker locker(&m_lock);
-    if ( m_mediaSessionId == 0 )
+    if( !isStatePlaying() || m_mediaSessionId == 0 )
         return;
     if ( pos != VLC_TS_INVALID )
         m_ts_local_start = pos;
@@ -860,7 +879,7 @@ void intf_sys_t::waitAppStarted()
             m_state = Launching;
             m_communication.msgReceiverLaunchApp();
         }
-        msg_Dbg( m_module, "Waiting for Chromecast media receiver app to be ready" );
+        msg_Info( m_module, "Waiting for Chromecast media receiver app to be ready: %d", m_state );
         vlc_cond_wait(&m_stateChangedCond, &m_lock);
     }
     msg_Dbg( m_module, "Done waiting for application. transportId: %s", m_appTransportId.c_str() );



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