Aegisub/core/audio_player.cpp

144 lines
3.4 KiB
C++

// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//
///////////
// Headers
#include <wx/wxprec.h>
#include "audio_player_portaudio.h"
#ifdef USE_DSOUND
#include "audio_player_dsound.h"
#endif
#include "audio_provider.h"
///////////////
// Constructor
AudioPlayer::AudioPlayer() {
provider = NULL;
displayTimer = NULL;
}
//////////////
// Destructor
AudioPlayer::~AudioPlayer() {
if (displayTimer) {
displayTimer->Stop();
}
CloseStream();
}
////////////////
// Set provider
void AudioPlayer::SetProvider(AudioProvider *_provider) {
provider = _provider;
}
////////////////
// Get provider
AudioProvider *AudioPlayer::GetProvider() {
return provider;
}
/////////////
// Get mutex
wxMutex *AudioPlayer::GetMutex() {
return NULL;
}
/////////////
// Set timer
void AudioPlayer::SetDisplayTimer(wxTimer *timer) {
displayTimer = timer;
}
/////////////////////
// Ask to stop later
void AudioPlayer::RequestStop() {
wxCommandEvent event(wxEVT_STOP_AUDIO, 1000);
event.SetEventObject(this);
wxMutexGuiEnter();
AddPendingEvent(event);
wxMutexGuiLeave();
}
/////////
// Event
DEFINE_EVENT_TYPE(wxEVT_STOP_AUDIO)
BEGIN_EVENT_TABLE(AudioPlayer, wxEvtHandler)
EVT_COMMAND (1000, wxEVT_STOP_AUDIO, AudioPlayer::OnStopAudio)
END_EVENT_TABLE()
void AudioPlayer::OnStopAudio(wxCommandEvent &event) {
Stop(false);
}
//////////////
// Get player
AudioPlayer* AudioPlayer::GetAudioPlayer() {
// Prepare
AudioPlayer *player = NULL;
try {
// Get DirectSound player
#ifdef USE_DSOUND
player = new DirectSoundPlayer;
#endif
// Get PortAudio player
if (!player) player = new PortAudioPlayer;
}
catch (...) {
delete player;
player = NULL;
throw;
}
// Got player?
if (!player) throw _T("Unable to create audio player.");
// Return
return player;
}