Aegisub/src/include/aegisub/audio_player.h

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2.6 KiB
C++

// Copyright (c) 2005-2007, 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.h
/// @brief Declaration of base-class for audio players
/// @ingroup main_headers audio_output
///
#pragma once
#include <libaegisub/exception.h>
#include <cstdint>
#include <memory>
#include <string>
#include <vector>
namespace agi { class AudioProvider; }
class wxWindow;
class AudioPlayer {
protected:
agi::AudioProvider *provider;
public:
AudioPlayer(agi::AudioProvider *provider) : provider(provider) { }
virtual ~AudioPlayer() = default;
virtual void Play(int64_t start,int64_t count)=0; // Play sample range
virtual void Stop()=0; // Stop playing
virtual bool IsPlaying()=0;
virtual void SetVolume(double volume)=0;
virtual int64_t GetEndPosition()=0;
virtual int64_t GetCurrentPosition()=0;
virtual void SetEndPosition(int64_t pos)=0;
};
struct AudioPlayerFactory {
static std::vector<std::string> GetClasses();
static std::unique_ptr<AudioPlayer> GetAudioPlayer(agi::AudioProvider *provider, wxWindow *window);
};
DEFINE_EXCEPTION(AudioPlayerOpenError, agi::Exception);