jLynx 033c4e9a5b
Formatted code (#1007)
* Updated style

* Updated files

* fixed new line

* Updated spacing

* File fix WIP

* Updated to clang 13

* updated comment style

* Removed old comment code
2023-05-19 08:16:05 +12:00

184 lines
4.7 KiB
C++

/*
* Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include "io_file.hpp"
#include "file.hpp"
#include "optional.hpp"
#include <string.h>
struct fmt_pcm_t {
constexpr fmt_pcm_t(
const uint32_t sampling_rate)
: nSamplesPerSec{sampling_rate},
nAvgBytesPerSec{nSamplesPerSec * 2} // nBlockAlign = 2
{
}
private:
uint8_t ckID[4]{'f', 'm', 't', ' '};
uint32_t cksize{16};
uint16_t wFormatTag{0x0001};
uint16_t nChannels{1};
uint32_t nSamplesPerSec;
uint32_t nAvgBytesPerSec;
uint16_t nBlockAlign{2};
uint16_t wBitsPerSample{16};
};
struct data_t {
constexpr data_t(
const uint32_t size)
: cksize{size} {
}
private:
uint8_t ckID[4]{'d', 'a', 't', 'a'};
uint32_t cksize{0};
};
struct header_t {
constexpr header_t(
const uint32_t sampling_rate,
const uint32_t data_chunk_size,
const uint32_t info_chunk_size)
: cksize{sizeof(header_t) + data_chunk_size + info_chunk_size - 8},
fmt{sampling_rate},
data{data_chunk_size} {
}
private:
uint8_t riff_id[4]{'R', 'I', 'F', 'F'};
uint32_t cksize{0};
uint8_t wave_id[4]{'W', 'A', 'V', 'E'};
fmt_pcm_t fmt;
data_t data;
};
struct tags_t {
constexpr tags_t(
const std::string& title_str) {
strcpy(title, title_str.c_str());
cksize = sizeof(tags_t) - 8;
}
private:
uint8_t list_id[4]{'L', 'I', 'S', 'T'};
uint32_t cksize{0};
uint8_t info_id[4]{'I', 'N', 'F', 'O'};
uint8_t iart_id[4]{'I', 'A', 'R', 'T'};
uint32_t sckiart_size{12};
char artist[12]{"PortaPack\0\0"};
uint8_t inam_id[4]{'I', 'N', 'A', 'M'};
uint32_t sckinam_size{64};
char title[64]{0};
};
class WAVFileReader : public FileReader {
public:
WAVFileReader() = default;
WAVFileReader(const WAVFileReader&) = delete;
WAVFileReader& operator=(const WAVFileReader&) = delete;
WAVFileReader(WAVFileReader&&) = delete;
WAVFileReader& operator=(WAVFileReader&&) = delete;
virtual ~WAVFileReader() = default;
bool open(const std::filesystem::path& path);
void data_seek(const uint64_t Offset);
void rewind();
uint32_t ms_duration();
// int seek_mss(const uint16_t minutes, const uint8_t seconds, const uint32_t samples);
uint16_t channels();
uint32_t sample_rate();
uint32_t data_size();
uint32_t sample_count();
uint16_t bits_per_sample();
std::string title();
private:
struct fmt_pcm_t {
uint8_t ckID[4]; // fmt
uint32_t cksize;
uint16_t wFormatTag;
uint16_t nChannels;
uint32_t nSamplesPerSec;
uint32_t nAvgBytesPerSec;
uint16_t nBlockAlign;
uint16_t wBitsPerSample;
};
struct data_t {
uint8_t ckID[4]; // data
uint32_t cksize;
};
struct header_t {
uint8_t riff_id[4]; // RIFF
uint32_t cksize;
uint8_t wave_id[4]; // WAVE
fmt_pcm_t fmt;
data_t data;
};
header_t header{};
uint32_t data_start{};
uint32_t bytes_per_sample{};
uint32_t data_size_{0};
uint32_t sample_rate_{};
std::string title_string{};
std::filesystem::path last_path{};
};
class WAVFileWriter : public FileWriter {
public:
WAVFileWriter() = default;
WAVFileWriter(const WAVFileWriter&) = delete;
WAVFileWriter& operator=(const WAVFileWriter&) = delete;
WAVFileWriter(WAVFileWriter&&) = delete;
WAVFileWriter& operator=(WAVFileWriter&&) = delete;
~WAVFileWriter() {
write_tags();
update_header();
}
Optional<File::Error> create(
const std::filesystem::path& filename,
size_t sampling_rate,
const std::string& title_set);
private:
uint32_t sampling_rate{0};
uint32_t info_chunk_size{0};
std::string title{};
Optional<File::Error> update_header();
Optional<File::Error> write_tags();
};