Documentation de SFML 2.6.0

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InputSoundFile.hpp
1
2//
3// SFML - Simple and Fast Multimedia Library
4// Copyright (C) 2007-2023 Laurent Gomila (laurent@sfml-dev.org)
5//
6// This software is provided 'as-is', without any express or implied warranty.
7// In no event will the authors be held liable for any damages arising from the use of this software.
8//
9// Permission is granted to anyone to use this software for any purpose,
10// including commercial applications, and to alter it and redistribute it freely,
11// subject to the following restrictions:
12//
13// 1. The origin of this software must not be misrepresented;
14// you must not claim that you wrote the original software.
15// If you use this software in a product, an acknowledgment
16// in the product documentation would be appreciated but is not required.
17//
18// 2. Altered source versions must be plainly marked as such,
19// and must not be misrepresented as being the original software.
20//
21// 3. This notice may not be removed or altered from any source distribution.
22//
24
25#ifndef SFML_INPUTSOUNDFILE_HPP
26#define SFML_INPUTSOUNDFILE_HPP
27
29// Headers
31#include <SFML/Audio/Export.hpp>
32#include <SFML/System/NonCopyable.hpp>
33#include <SFML/System/Time.hpp>
34#include <string>
35#include <cstddef>
36
37
38namespace sf
39{
40class InputStream;
41class SoundFileReader;
42
47class SFML_AUDIO_API InputSoundFile : NonCopyable
48{
49public:
50
56
62
79 bool openFromFile(const std::string& filename);
80
93 bool openFromMemory(const void* data, std::size_t sizeInBytes);
94
107
114 Uint64 getSampleCount() const;
115
122 unsigned int getChannelCount() const;
123
130 unsigned int getSampleRate() const;
131
142
150
157 Uint64 getSampleOffset() const;
158
176 void seek(Uint64 sampleOffset);
177
190 void seek(Time timeOffset);
191
201 Uint64 read(Int16* samples, Uint64 maxCount);
202
207 void close();
208
209private:
210
212 // Member data
214 SoundFileReader* m_reader;
215 InputStream* m_stream;
216 bool m_streamOwned;
217 Uint64 m_sampleOffset;
218 Uint64 m_sampleCount;
219 unsigned int m_channelCount;
220 unsigned int m_sampleRate;
221};
222
223} // namespace sf
224
225
226#endif // SFML_INPUTSOUNDFILE_HPP
227
228
Provide read access to sound files.
~InputSoundFile()
Destructor.
bool openFromStream(InputStream &stream)
Open a sound file from a custom stream for reading.
InputSoundFile()
Default constructor.
bool openFromMemory(const void *data, std::size_t sizeInBytes)
Open a sound file in memory for reading.
unsigned int getChannelCount() const
Get the number of channels used by the sound.
Uint64 getSampleCount() const
Get the total number of audio samples in the file.
unsigned int getSampleRate() const
Get the sample rate of the sound.
Uint64 getSampleOffset() const
Get the read offset of the file in samples.
Uint64 read(Int16 *samples, Uint64 maxCount)
Read audio samples from the open file.
void seek(Time timeOffset)
Change the current read position to the given time offset.
Time getDuration() const
Get the total duration of the sound file.
void seek(Uint64 sampleOffset)
Change the current read position to the given sample offset.
Time getTimeOffset() const
Get the read offset of the file in time.
void close()
Close the current file.
bool openFromFile(const std::string &filename)
Open a sound file from the disk for reading.
Abstract class for custom file input streams.
Definition: InputStream.hpp:42
Utility class that makes any derived class non-copyable.
Definition: NonCopyable.hpp:42
Abstract base class for sound file decoding.
Represents a time value.
Definition: Time.hpp:41