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/*
* This file is part of AtracDEnc.
*
* AtracDEnc is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* AtracDEnc 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#include <iostream>
#include <fstream>
#include <vector>
#include <array>
#include <memory>
#include "compressed_io.h"
class TAeaIOError : public std::exception {
const int ErrNum = 0;
const char* Text;
public:
TAeaIOError(const char* str, int err)
: ErrNum(err)
, Text(str)
{
(void)ErrNum; //TODO: use it
}
virtual const char* what() const throw() {
return Text;
}
};
class TAeaFormatError {
};
typedef ICompressedIO IAtrac1IO;
class TAea : public IAtrac1IO {
static constexpr uint32_t AeaMetaSize = 2048;
struct TMeta {
FILE* AeaFile;
std::array<char, AeaMetaSize> AeaHeader;
} Meta;
static TAea::TMeta ReadMeta(const std::string& filename);
static TAea::TMeta CreateMeta(const std::string& filename, const std::string& title, int numChannel, uint32_t numFrames);
bool FirstWrite = true;
public:
TAea(const std::string& filename);
TAea(const std::string& filename, const std::string& title, int numChannel, uint32_t numFrames);
~TAea();
std::unique_ptr<TFrame> ReadFrame() override;
void WriteFrame(std::vector<char> data) override;
std::string GetName() const override;
int GetChannelNum() const override;
long long GetLengthInSamples() const override;
};
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