Aegisub/aegisub/src/audio_provider_ram.h

// 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
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//   * Neither the name of the Aegisub Group nor the names of its contributors
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//     without specific prior written permission.
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// Aegisub Project http://www.aegisub.org/

/// @file audio_provider_ram.h
/// @see audio_provider_ram.cpp
/// @ingroup audio_input
///

#include "include/aegisub/audio_provider.h"

#include <array>
#include <boost/container/stable_vector.hpp>

namespace agi {
	class BackgroundRunner;
	class ProgressSink;
}

class RAMAudioProvider : public AudioProviderWrapper {
#ifdef _MSC_VER
	boost::container::stable_vector<char[1 << 22]> blockcache;
#else
	boost::container::stable_vector<std::array<char, 1 << 22>> blockcache;
#endif

	void FillCache(AudioProvider *source, agi::ProgressSink *ps);
	void FillBuffer(void *buf, int64_t start, int64_t count) const;

public:
	RAMAudioProvider(std::unique_ptr<AudioProvider> source, agi::BackgroundRunner *br);
};