Audaspace 1.5.0
A high level audio library.
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BufferReader.h
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1/*******************************************************************************
2 * Copyright 2009-2016 Jörg Müller
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 ******************************************************************************/
16
17#pragma once
18
25#include "IReader.h"
26
27#include <memory>
28
30
31class Buffer;
32
39{
40private:
44 int m_position;
45
49 std::shared_ptr<Buffer> m_buffer;
50
54 Specs m_specs;
55
56 // delete copy constructor and operator=
57 BufferReader(const BufferReader&) = delete;
58 BufferReader& operator=(const BufferReader&) = delete;
59
60public:
66 BufferReader(std::shared_ptr<Buffer> buffer, Specs specs);
67
68 virtual bool isSeekable() const;
69 virtual void seek(int position);
70 virtual int getLength() const;
71 virtual int getPosition() const;
72 virtual Specs getSpecs() const;
73 virtual void read(int& length, bool& eos, sample_t* buffer);
74};
75
#define AUD_NAMESPACE_END
Closes the audaspace namespace aud.
Definition Audaspace.h:119
float sample_t
Sample type.(float samples)
Definition Audaspace.h:126
#define AUD_NAMESPACE_BEGIN
Opens the audaspace namespace aud.
Definition Audaspace.h:116
#define AUD_API
Used for exporting symbols in the shared library.
Definition Audaspace.h:93
The IReader interface.
This class represents a simple reader from a buffer that exists in memory.
Definition BufferReader.h:39
virtual bool isSeekable() const
Tells whether the source provides seeking functionality or not.
virtual Specs getSpecs() const
Returns the specification of the reader.
virtual void read(int &length, bool &eos, sample_t *buffer)
Request to read the next length samples out of the source.
virtual void seek(int position)
Seeks to a specific position in the source.
virtual int getLength() const
Returns an approximated length of the source in samples.
virtual int getPosition() const
Returns the position of the source as a sample count value.
BufferReader(std::shared_ptr< Buffer > buffer, Specs specs)
Creates a new buffer reader.
This class is a simple buffer in RAM which is 32 Byte aligned and provides resize functionality.
Definition Buffer.h:34
This class represents a sound source as stream or as buffer which can be read for example by another ...
Definition IReader.h:35
Specification of a sound source.
Definition Specification.h:119