Aegisub/src/audio_player_dsound.h

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// Copyright (c) 2006, 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 Project http://www.aegisub.org/
/// @file audio_player_dsound.h
/// @see audio_player_dsound.cpp
/// @ingroup audio_output
///
#ifdef WITH_DIRECTSOUND
#include <mmsystem.h>
#include <dsound.h>
#include "include/aegisub/audio_player.h"
#include "include/aegisub/audio_provider.h"
class DirectSoundPlayer;
class DirectSoundPlayerThread : public wxThread {
DirectSoundPlayer *parent;
HANDLE stopnotify;
public:
void Stop(); // Notify thread to stop audio playback. Thread safe.
DirectSoundPlayerThread(DirectSoundPlayer *parent);
~DirectSoundPlayerThread();
wxThread::ExitCode Entry();
};
class DirectSoundPlayer : public AudioPlayer {
friend class DirectSoundPlayerThread;
volatile bool playing;
float volume;
int offset;
DWORD bufSize;
volatile int64_t playPos;
int64_t startPos;
volatile int64_t endPos;
DWORD startTime;
IDirectSound8 *directSound;
IDirectSoundBuffer8 *buffer;
bool FillBuffer(bool fill);
DirectSoundPlayerThread *thread;
public:
DirectSoundPlayer(AudioProvider *provider);
~DirectSoundPlayer();
void Play(int64_t start,int64_t count);
void Stop();
bool IsPlaying() { return playing; }
int64_t GetEndPosition() { return endPos; }
int64_t GetCurrentPosition();
void SetEndPosition(int64_t pos);
void SetVolume(double vol) { volume = vol; }
};
#endif