ladybird/Userland/Libraries/LibAudio/WavWriter.h
Brian Gianforcaro 1682f0b760 Everything: Move to SPDX license identifiers in all files.
SPDX License Identifiers are a more compact / standardized
way of representing file license information.

See: https://spdx.dev/resources/use/#identifiers

This was done with the `ambr` search and replace tool.

 ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
2021-04-22 11:22:27 +02:00

51 lines
1.5 KiB
C++

/*
* Copyright (c) 2020, William McPherson <willmcpherson2@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/StringView.h>
#include <LibCore/File.h>
namespace Audio {
class WavWriter {
public:
WavWriter(const StringView& path, int sample_rate = 44100, int num_channels = 2, int bits_per_sample = 16);
WavWriter(int sample_rate = 44100, int num_channels = 2, int bits_per_sample = 16);
~WavWriter();
bool has_error() const { return !m_error_string.is_null(); }
const char* error_string() const { return m_error_string.characters(); }
void write_samples(const u8* samples, size_t size);
void finalize(); // You can finalize manually or let the destructor do it.
u32 sample_rate() const { return m_sample_rate; }
u16 num_channels() const { return m_num_channels; }
u16 bits_per_sample() const { return m_bits_per_sample; }
RefPtr<Core::File> file() const { return m_file; }
void set_file(const StringView& path);
void set_num_channels(int num_channels) { m_num_channels = num_channels; }
void set_sample_rate(int sample_rate) { m_sample_rate = sample_rate; }
void set_bits_per_sample(int bits_per_sample) { m_bits_per_sample = bits_per_sample; }
void clear_error() { m_error_string = String(); }
private:
void write_header();
RefPtr<Core::File> m_file;
String m_error_string;
bool m_finalized { false };
u32 m_sample_rate;
u16 m_num_channels;
u16 m_bits_per_sample;
u32 m_data_sz { 0 };
};
}