added AudioPlayerEventListener, resolving issue #794
see http://bugs.campware.org/view.php?id=794
This commit is contained in:
maroy
parent
8a3acfc9de
commit
c29f887c8e
8 changed files with 515 additions and 17 deletions
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@ -0,0 +1,103 @@
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/*------------------------------------------------------------------------------
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Copyright (c) 2004 Media Development Loan Fund
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This file is part of the LiveSupport project.
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http://livesupport.campware.org/
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To report bugs, send an e-mail to bugs@campware.org
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LiveSupport is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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LiveSupport is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with LiveSupport; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: maroy $
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Version : $Revision: 1.1 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/playlistExecutor/include/LiveSupport/PlaylistExecutor/AudioPlayerEventListener.h,v $
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------------------------------------------------------------------------------*/
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#ifndef AudioPlayerEventListener_h
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#define AudioPlayerEventListener_h
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#ifndef __cplusplus
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#error This is a C++ include file
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#endif
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/* ============================================================ include files */
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#ifdef HAVE_CONFIG_H
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#include "configure.h"
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#endif
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#include <exception>
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#include <stdexcept>
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#include "LiveSupport/Core/Ptr.h"
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namespace LiveSupport {
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namespace PlaylistExecutor {
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using namespace boost;
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using namespace LiveSupport::Core;
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/* ================================================================ constants */
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/* =================================================================== macros */
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/* =============================================================== data types */
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/**
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* An event listener interface, for catching events of an audio player.
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*
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* @author $Author: maroy $
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* @version $Revision: 1.1 $
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* @see AudioPlayerInterface
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*/
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class AudioPlayerEventListener
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{
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public:
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/**
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* A virtual destructor, as this class has virtual functions.
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*/
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virtual
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~AudioPlayerEventListener(void) throw ()
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{
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}
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/**
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* Catch the event when playing has stopped.
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* This will happen probably due to the fact that the
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* audio clip has been played to its end.
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*/
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virtual void
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onStop(void) throw () = 0;
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};
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/* ================================================= external data structures */
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/* ====================================================== function prototypes */
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} // namespace PlaylistExecutor
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} // namespace LiveSupport
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#endif // AudioPlayerEventListener_h
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@ -21,8 +21,8 @@
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: fgerlits $
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Version : $Revision: 1.7 $
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Author : $Author: maroy $
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Version : $Revision: 1.8 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/playlistExecutor/include/LiveSupport/PlaylistExecutor/AudioPlayerInterface.h,v $
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------------------------------------------------------------------------------*/
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@ -48,6 +48,7 @@
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#include "LiveSupport/Core/Ptr.h"
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#include "LiveSupport/Core/Playlist.h"
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#include "LiveSupport/PlaylistExecutor/AudioPlayerEventListener.h"
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namespace LiveSupport {
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namespace PlaylistExecutor {
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@ -67,8 +68,8 @@ using namespace LiveSupport::Core;
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/**
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* A generic interface for playing audio files.
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*
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* @author $Author: fgerlits $
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* @version $Revision: 1.7 $
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* @author $Author: maroy $
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* @version $Revision: 1.8 $
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*/
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class AudioPlayerInterface
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{
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@ -96,6 +97,30 @@ class AudioPlayerInterface
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virtual void
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deInitialize(void) throw () = 0;
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/**
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* Attach an event listener for this audio player.
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* After this call, the supplied event will recieve all events
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* related to this audio player.
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*
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* @param eventListener the event listener to register.
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* @see #detach
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*/
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virtual void
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attachListener(Ptr<AudioPlayerEventListener>::Ref eventListener)
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throw () = 0;
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/**
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* Detach an event listener for this audio player.
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*
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* @param eventListener the event listener to unregister.
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* @exception std::invalid_argument if the supplied event listener
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* has not been previously registered.
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* @see #attach
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*/
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virtual void
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detachListener(Ptr<AudioPlayerEventListener>::Ref eventListener)
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throw (std::invalid_argument) = 0;
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/**
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* Specify which audio resource to play.
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* The file may be a playlist, referencing other files, which
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@ -21,8 +21,8 @@
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: fgerlits $
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Version : $Revision: 1.3 $
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Author : $Author: maroy $
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Version : $Revision: 1.4 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/playlistExecutor/src/Attic/AdviseSink.cxx,v $
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------------------------------------------------------------------------------*/
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@ -255,6 +255,8 @@ AdviseSink::OnStop(void) throw ()
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now = pScheduler->GetCurrentSchedulerTime();
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ulStopTime = now.tv_sec;
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helixPlayer->fireOnStopEvent();
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// TODO: maybe save the number of seconds played?
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// GetGlobal()->g_ulNumSecondsPlayed = ulStopTime - ulStartTime;
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@ -22,7 +22,7 @@
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Author : $Author: maroy $
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Version : $Revision: 1.18 $
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Version : $Revision: 1.19 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/playlistExecutor/src/Attic/HelixPlayer.cxx,v $
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------------------------------------------------------------------------------*/
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@ -269,6 +269,55 @@ HelixPlayer :: deInitialize(void) throw ()
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}
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/*------------------------------------------------------------------------------
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* Attach an event listener.
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*----------------------------------------------------------------------------*/
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void
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HelixPlayer :: attachListener(Ptr<AudioPlayerEventListener>::Ref eventListener)
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throw ()
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{
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listeners.push_back(eventListener);
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}
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/*------------------------------------------------------------------------------
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* Detach an event listener.
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*----------------------------------------------------------------------------*/
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void
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HelixPlayer :: detachListener(Ptr<AudioPlayerEventListener>::Ref eventListener)
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throw (std::invalid_argument)
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{
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ListenerVector::iterator it = listeners.begin();
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ListenerVector::iterator end = listeners.end();
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while (it != end) {
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if ((*it).get() == eventListener.get()) {
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listeners.erase(it);
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return;
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}
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++it;
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}
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throw std::invalid_argument("supplied event listener not found");
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}
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/*------------------------------------------------------------------------------
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* Send the onStop event to all attached listeners.
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*----------------------------------------------------------------------------*/
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void
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HelixPlayer :: fireOnStopEvent(void) throw ()
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{
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ListenerVector::iterator it = listeners.begin();
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ListenerVector::iterator end = listeners.end();
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while (it != end) {
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(*it)->onStop();
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++it;
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}
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}
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/*------------------------------------------------------------------------------
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* Specify which file to play
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*----------------------------------------------------------------------------*/
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@ -21,8 +21,8 @@
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: fgerlits $
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Version : $Revision: 1.15 $
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Author : $Author: maroy $
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Version : $Revision: 1.16 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/playlistExecutor/src/Attic/HelixPlayer.h,v $
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------------------------------------------------------------------------------*/
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@ -111,8 +111,8 @@ using namespace LiveSupport::Core;
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* <!ATTLIST helixPlayer fadeLookAheatTime #IMPLIED >
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* </pre></code>
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*
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* @author $Author: fgerlits $
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* @version $Revision: 1.15 $
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* @author $Author: maroy $
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* @version $Revision: 1.16 $
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*/
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class HelixPlayer : virtual public Configurable,
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virtual public AudioPlayerInterface,
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*/
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bool playing;
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/**
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* The type for the vector of listeners.
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* Just a shorthand notation, to make reference to the type
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* easier.
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*/
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typedef std::vector<Ptr<AudioPlayerEventListener>::Ref>
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ListenerVector;
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/**
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* A vector of event listeners, which are interested in events
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* related to this player.
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*/
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ListenerVector listeners;
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/**
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* A thread for handling helix events, on a regular basis.
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* Helix apperantly needs to be polled all the time to function.
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virtual void
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deInitialize(void) throw ();
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/**
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* Attach an event listener for this audio player.
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* After this call, the supplied event will recieve all events
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* related to this audio player.
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*
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* @param eventListener the event listener to register.
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* @see #detach
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*/
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virtual void
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attachListener(Ptr<AudioPlayerEventListener>::Ref eventListener)
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throw ();
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/**
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* Detach an event listener for this audio player.
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*
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* @param eventListener the event listener to unregister.
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* @exception std::invalid_argument if the supplied event listener
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* has not been previously registered.
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* @see #attach
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*/
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virtual void
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detachListener(Ptr<AudioPlayerEventListener>::Ref eventListener)
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throw (std::invalid_argument);
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/**
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* Send the onStop event to all attached listeners.
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*/
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virtual void
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fireOnStopEvent(void) throw ();
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/**
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* Specify which audio resource to play.
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* The file may be a playlist, referencing other files, which
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: fgerlits $
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Version : $Revision: 1.10 $
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Author : $Author: maroy $
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Version : $Revision: 1.11 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/playlistExecutor/src/Attic/HelixPlayerTest.cxx,v $
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------------------------------------------------------------------------------*/
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#include "LiveSupport/Core/TimeConversion.h"
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#include "HelixPlayer.h"
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#include "TestEventListener.h"
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#include "HelixPlayerTest.h"
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@ -431,3 +432,142 @@ HelixPlayerTest :: animationWorkaroundTest(void)
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helixPlayer->deInitialize();
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}
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/*------------------------------------------------------------------------------
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* Test to see if attaching and detaching event listeners works.
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*----------------------------------------------------------------------------*/
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void
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HelixPlayerTest :: eventListenerAttachTest(void)
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throw (CPPUNIT_NS::Exception)
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{
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CPPUNIT_ASSERT_NO_THROW(helixPlayer->initialize());
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Ptr<TestEventListener>::Ref listener1(new TestEventListener());
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Ptr<TestEventListener>::Ref listener2(new TestEventListener());
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bool gotException;
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// try with one listener
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helixPlayer->attachListener(listener1);
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try {
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helixPlayer->detachListener(listener1);
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} catch (std::invalid_argument &e) {
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CPPUNIT_FAIL(e.what());
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}
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gotException = false;
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try {
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helixPlayer->detachListener(listener1);
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} catch (std::invalid_argument &e) {
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gotException = true;
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}
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CPPUNIT_ASSERT(gotException);
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// try with two listeners
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helixPlayer->attachListener(listener1);
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gotException = false;
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try {
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helixPlayer->detachListener(listener2);
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} catch (std::invalid_argument &e) {
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gotException = true;
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}
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CPPUNIT_ASSERT(gotException);
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helixPlayer->attachListener(listener2);
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try {
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helixPlayer->detachListener(listener1);
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} catch (std::invalid_argument &e) {
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CPPUNIT_FAIL(e.what());
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}
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helixPlayer->deInitialize();
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}
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/*------------------------------------------------------------------------------
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* Test to see if the player event listener mechanism works.
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*----------------------------------------------------------------------------*/
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void
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HelixPlayerTest :: eventListenerTest(void)
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throw (CPPUNIT_NS::Exception)
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{
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CPPUNIT_ASSERT_NO_THROW(helixPlayer->initialize());
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Ptr<time_duration>::Ref sleepT(new time_duration(microseconds(10)));
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Ptr<TestEventListener>::Ref listener1(new TestEventListener());
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helixPlayer->attachListener(listener1);
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// try with one listener
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CPPUNIT_ASSERT(!listener1->stopFlag);
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try {
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helixPlayer->open("file:var/test.mp3");
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} catch (std::invalid_argument &e) {
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CPPUNIT_FAIL(e.what());
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}
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CPPUNIT_ASSERT(!helixPlayer->isPlaying());
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CPPUNIT_ASSERT(!listener1->stopFlag);
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helixPlayer->start();
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CPPUNIT_ASSERT(helixPlayer->isPlaying());
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CPPUNIT_ASSERT(!listener1->stopFlag);
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while (helixPlayer->isPlaying()) {
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CPPUNIT_ASSERT(!listener1->stopFlag);
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TimeConversion::sleep(sleepT);
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}
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CPPUNIT_ASSERT(!helixPlayer->isPlaying());
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CPPUNIT_ASSERT(listener1->stopFlag);
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listener1->stopFlag = false;
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// try with two listeners
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Ptr<TestEventListener>::Ref listener2(new TestEventListener());
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helixPlayer->attachListener(listener2);
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CPPUNIT_ASSERT(!listener1->stopFlag);
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CPPUNIT_ASSERT(!listener2->stopFlag);
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try {
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helixPlayer->open("file:var/test.mp3");
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} catch (std::invalid_argument &e) {
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CPPUNIT_FAIL(e.what());
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}
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CPPUNIT_ASSERT(!helixPlayer->isPlaying());
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CPPUNIT_ASSERT(!listener1->stopFlag);
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CPPUNIT_ASSERT(!listener2->stopFlag);
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helixPlayer->start();
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CPPUNIT_ASSERT(helixPlayer->isPlaying());
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CPPUNIT_ASSERT(!listener1->stopFlag);
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CPPUNIT_ASSERT(!listener2->stopFlag);
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while (helixPlayer->isPlaying()) {
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CPPUNIT_ASSERT(!listener1->stopFlag);
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CPPUNIT_ASSERT(!listener2->stopFlag);
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TimeConversion::sleep(sleepT);
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}
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CPPUNIT_ASSERT(!helixPlayer->isPlaying());
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CPPUNIT_ASSERT(listener1->stopFlag);
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CPPUNIT_ASSERT(listener2->stopFlag);
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listener1->stopFlag = false;
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listener2->stopFlag = false;
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// try with only the second listener
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helixPlayer->detachListener(listener1);
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CPPUNIT_ASSERT(!listener2->stopFlag);
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try {
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helixPlayer->open("file:var/test.mp3");
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} catch (std::invalid_argument &e) {
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CPPUNIT_FAIL(e.what());
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}
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CPPUNIT_ASSERT(!helixPlayer->isPlaying());
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CPPUNIT_ASSERT(!listener2->stopFlag);
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helixPlayer->start();
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CPPUNIT_ASSERT(helixPlayer->isPlaying());
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CPPUNIT_ASSERT(!listener2->stopFlag);
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while (helixPlayer->isPlaying()) {
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CPPUNIT_ASSERT(!listener2->stopFlag);
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TimeConversion::sleep(sleepT);
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}
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CPPUNIT_ASSERT(!helixPlayer->isPlaying());
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CPPUNIT_ASSERT(listener2->stopFlag);
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listener2->stopFlag = false;
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helixPlayer->close();
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helixPlayer->deInitialize();
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}
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@ -21,8 +21,8 @@
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: fgerlits $
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Version : $Revision: 1.8 $
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Author : $Author: maroy $
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Version : $Revision: 1.9 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/playlistExecutor/src/Attic/HelixPlayerTest.h,v $
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------------------------------------------------------------------------------*/
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@ -57,8 +57,8 @@ namespace PlaylistExecutor {
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/**
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* Unit test for the HelixPlayer class.
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*
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* @author $Author: fgerlits $
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* @version $Revision: 1.8 $
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* @author $Author: maroy $
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* @version $Revision: 1.9 $
|
||||
* @see HelixPlayer
|
||||
*/
|
||||
class HelixPlayerTest : public CPPUNIT_NS::TestFixture
|
||||
|
|
@ -69,13 +69,17 @@ class HelixPlayerTest : public CPPUNIT_NS::TestFixture
|
|||
CPPUNIT_TEST(simplePlayTest);
|
||||
CPPUNIT_TEST(checkErrorConditions);
|
||||
CPPUNIT_TEST(smilTest);
|
||||
|
||||
// CPPUNIT_TEST(smilParallelTest0);
|
||||
// CPPUNIT_TEST(smilParallelTest1);
|
||||
// CPPUNIT_TEST(smilParallelTest2);
|
||||
// CPPUNIT_TEST(smilParallelTest3);
|
||||
// CPPUNIT_TEST(smilParallelTest4);
|
||||
// CPPUNIT_TEST(smilSoundAnimationTest);
|
||||
|
||||
CPPUNIT_TEST(animationWorkaroundTest);
|
||||
CPPUNIT_TEST(eventListenerAttachTest);
|
||||
CPPUNIT_TEST(eventListenerTest);
|
||||
CPPUNIT_TEST_SUITE_END();
|
||||
|
||||
private:
|
||||
|
|
@ -194,6 +198,22 @@ class HelixPlayerTest : public CPPUNIT_NS::TestFixture
|
|||
void
|
||||
animationWorkaroundTest(void) throw (CPPUNIT_NS::Exception);
|
||||
|
||||
/**
|
||||
* Test to see if attaching and detaching event listeners works.
|
||||
*
|
||||
* @exception CPPUNIT_NS::Exception on test failures.
|
||||
*/
|
||||
void
|
||||
eventListenerAttachTest(void) throw (CPPUNIT_NS::Exception);
|
||||
|
||||
/**
|
||||
* Test to see if the player event listener mechanism works.
|
||||
*
|
||||
* @exception CPPUNIT_NS::Exception on test failures.
|
||||
*/
|
||||
void
|
||||
eventListenerTest(void) throw (CPPUNIT_NS::Exception);
|
||||
|
||||
public:
|
||||
|
||||
/**
|
||||
|
|
|
|||
115
livesupport/modules/playlistExecutor/src/TestEventListener.h
Normal file
115
livesupport/modules/playlistExecutor/src/TestEventListener.h
Normal file
|
|
@ -0,0 +1,115 @@
|
|||
/*------------------------------------------------------------------------------
|
||||
|
||||
Copyright (c) 2004 Media Development Loan Fund
|
||||
|
||||
This file is part of the LiveSupport project.
|
||||
http://livesupport.campware.org/
|
||||
To report bugs, send an e-mail to bugs@campware.org
|
||||
|
||||
LiveSupport is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation; either version 2 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
LiveSupport is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with LiveSupport; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
|
||||
|
||||
Author : $Author: maroy $
|
||||
Version : $Revision: 1.1 $
|
||||
Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/playlistExecutor/src/TestEventListener.h,v $
|
||||
|
||||
------------------------------------------------------------------------------*/
|
||||
#ifndef TestEventListener_h
|
||||
#define TestEventListener_h
|
||||
|
||||
#ifndef __cplusplus
|
||||
#error This is a C++ include file
|
||||
#endif
|
||||
|
||||
|
||||
/* ============================================================ include files */
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include "configure.h"
|
||||
#endif
|
||||
|
||||
#include "LiveSupport/PlaylistExecutor/AudioPlayerEventListener.h"
|
||||
|
||||
|
||||
namespace LiveSupport {
|
||||
namespace PlaylistExecutor {
|
||||
|
||||
using namespace boost;
|
||||
|
||||
using namespace LiveSupport::Core;
|
||||
|
||||
/* ================================================================ constants */
|
||||
|
||||
|
||||
/* =================================================================== macros */
|
||||
|
||||
|
||||
/* =============================================================== data types */
|
||||
|
||||
/**
|
||||
* A simple event listener, used for testing.
|
||||
*
|
||||
* @author $Author: maroy $
|
||||
* @version $Revision: 1.1 $
|
||||
*/
|
||||
class TestEventListener : public AudioPlayerEventListener
|
||||
{
|
||||
public:
|
||||
/**
|
||||
* A flag set by the onStop() event to true.
|
||||
*/
|
||||
bool stopFlag;
|
||||
|
||||
/**
|
||||
* Constructor
|
||||
*/
|
||||
TestEventListener(void) throw ()
|
||||
{
|
||||
stopFlag = false;
|
||||
}
|
||||
|
||||
/**
|
||||
* A virtual destructor, as this class has virtual functions.
|
||||
*/
|
||||
virtual
|
||||
~TestEventListener(void) throw ()
|
||||
{
|
||||
}
|
||||
|
||||
/**
|
||||
* Catch the event when playing has stopped.
|
||||
* This will happen probably due to the fact that the
|
||||
* audio clip has been played to its end.
|
||||
*/
|
||||
virtual void
|
||||
onStop(void) throw ()
|
||||
{
|
||||
stopFlag = true;
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
/* ================================================= external data structures */
|
||||
|
||||
|
||||
/* ====================================================== function prototypes */
|
||||
|
||||
|
||||
} // namespace PlaylistExecutor
|
||||
} // namespace LiveSupport
|
||||
|
||||
|
||||
#endif // TestEventListener_h
|
||||
|
||||
Loading…
Add table
Add a link
Reference in a new issue