@@ -3120,6 +3120,11 @@ static void stream_cycle_channel(VideoState *is, int codec_type)

  the_end:

     if (p && stream_index != -1)

         stream_index = p->stream_index[stream_index];

+    av_log(NULL, AV_LOG_INFO, "Switch %s stream from #%d to #%d\n",

+           av_get_media_type_string(codec_type),

+           old_index,

+           stream_index);

+

     stream_component_close(is, old_index);

     stream_component_open(is, stream_index);

 }