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51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
// SONIC ROBO BLAST 2
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//-----------------------------------------------------------------------------
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// Copyright (C) 2022-2023 by Ronald "Eidolon" Kinard
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//
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// This program is free software distributed under the
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// terms of the GNU General Public License, version 2.
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// See the 'LICENSE' file for more details.
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//-----------------------------------------------------------------------------
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#ifndef __SRB2_AUDIO_WAV_HPP__
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#define __SRB2_AUDIO_WAV_HPP__
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#include <cstddef>
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#include <cstdint>
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#include <type_traits>
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#include <variant>
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#include <vector>
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#include <tcb/span.hpp>
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#include "../io/streams.hpp"
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#include "sample.hpp"
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namespace srb2::audio {
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class Wav final {
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std::variant<std::vector<uint8_t>, std::vector<int16_t>> interleaved_samples_;
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std::size_t channels_ = 1;
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std::size_t sample_rate_ = 44100;
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public:
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Wav();
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explicit Wav(tcb::span<std::byte> data);
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std::size_t get_samples(std::size_t offset, tcb::span<Sample<1>> buffer) const noexcept;
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std::size_t interleaved_length() const noexcept;
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std::size_t length() const noexcept { return interleaved_length() / channels(); };
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std::size_t channels() const noexcept { return channels_; };
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std::size_t sample_rate() const noexcept { return sample_rate_; };
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};
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template <typename I, typename std::enable_if_t<srb2::io::IsInputStreamV<I>, int> = 0>
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inline Wav load_wav(I& stream) {
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std::vector<std::byte> data = srb2::io::read_to_vec(stream);
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return Wav {data};
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}
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} // namespace srb2::audio
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#endif // __SRB2_AUDIO_WAV_HPP__
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