openshot-audio  0.1.2
juce_AbstractFifo.h
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1 /*
2  ==============================================================================
3 
4  This file is part of the juce_core module of the JUCE library.
5  Copyright (c) 2015 - ROLI Ltd.
6 
7  Permission to use, copy, modify, and/or distribute this software for any purpose with
8  or without fee is hereby granted, provided that the above copyright notice and this
9  permission notice appear in all copies.
10 
11  THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
12  TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
13  NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14  DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
15  IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
16  CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 
18  ------------------------------------------------------------------------------
19 
20  NOTE! This permissive ISC license applies ONLY to files within the juce_core module!
21  All other JUCE modules are covered by a dual GPL/commercial license, so if you are
22  using any other modules, be sure to check that you also comply with their license.
23 
24  For more details, visit www.juce.com
25 
26  ==============================================================================
27 */
28 
29 #ifndef JUCE_ABSTRACTFIFO_H_INCLUDED
30 #define JUCE_ABSTRACTFIFO_H_INCLUDED
31 
32 
33 //==============================================================================
90 {
91 public:
92  //==============================================================================
94  AbstractFifo (int capacity) noexcept;
95 
97  ~AbstractFifo();
98 
99  //==============================================================================
101  int getTotalSize() const noexcept;
102 
104  int getFreeSpace() const noexcept;
105 
107  int getNumReady() const noexcept;
108 
110  void reset() noexcept;
111 
116  void setTotalSize (int newSize) noexcept;
117 
118  //==============================================================================
158  void prepareToWrite (int numToWrite, int& startIndex1, int& blockSize1, int& startIndex2, int& blockSize2) const noexcept;
159 
163  void finishedWrite (int numWritten) noexcept;
164 
203  void prepareToRead (int numWanted, int& startIndex1, int& blockSize1, int& startIndex2, int& blockSize2) const noexcept;
204 
208  void finishedRead (int numRead) noexcept;
209 
210 
211 private:
212  //==============================================================================
213  int bufferSize;
214  Atomic <int> validStart, validEnd;
215 
217 };
218 
219 
220 #endif // JUCE_ABSTRACTFIFO_H_INCLUDED
#define noexcept
Definition: juce_CompilerSupport.h:141
Definition: juce_Atomic.h:41
#define JUCE_API
Definition: juce_StandardHeader.h:139
#define JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(className)
Definition: juce_PlatformDefs.h:198
Definition: juce_AbstractFifo.h:89