52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
/*
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* Copyright (c) 2020, William McPherson <willmcpherson2@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/DeprecatedString.h>
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#include <AK/Noncopyable.h>
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#include <AK/RefPtr.h>
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#include <AK/StringView.h>
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#include <LibAudio/Sample.h>
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#include <LibCore/File.h>
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#include <LibCore/Forward.h>
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namespace Audio {
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class WavWriter {
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AK_MAKE_NONCOPYABLE(WavWriter);
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AK_MAKE_NONMOVABLE(WavWriter);
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public:
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static ErrorOr<NonnullOwnPtr<WavWriter>> create_from_file(StringView path, int sample_rate = 44100, u16 num_channels = 2, u16 bits_per_sample = 16);
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WavWriter(int sample_rate = 44100, u16 num_channels = 2, u16 bits_per_sample = 16);
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~WavWriter();
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ErrorOr<void> write_samples(Span<Sample> samples);
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void finalize(); // You can finalize manually or let the destructor do it.
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u32 sample_rate() const { return m_sample_rate; }
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u16 num_channels() const { return m_num_channels; }
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u16 bits_per_sample() const { return m_bits_per_sample; }
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Core::File& file() const { return *m_file; }
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ErrorOr<void> set_file(StringView path);
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void set_num_channels(int num_channels) { m_num_channels = num_channels; }
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void set_sample_rate(int sample_rate) { m_sample_rate = sample_rate; }
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void set_bits_per_sample(int bits_per_sample) { m_bits_per_sample = bits_per_sample; }
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private:
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ErrorOr<void> write_header();
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OwnPtr<Core::File> m_file;
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bool m_finalized { false };
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u32 m_sample_rate;
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u16 m_num_channels;
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u16 m_bits_per_sample;
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u32 m_data_sz { 0 };
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};
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}
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