OpenShot Audio Library | OpenShotAudio  0.3.0
juce_OggVorbisAudioFormat.h
1 /*
2  ==============================================================================
3 
4  This file is part of the JUCE library.
5  Copyright (c) 2017 - ROLI Ltd.
6 
7  JUCE is an open source library subject to commercial or open-source
8  licensing.
9 
10  By using JUCE, you agree to the terms of both the JUCE 5 End-User License
11  Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
12  27th April 2017).
13 
14  End User License Agreement: www.juce.com/juce-5-licence
15  Privacy Policy: www.juce.com/juce-5-privacy-policy
16 
17  Or: You may also use this code under the terms of the GPL v3 (see
18  www.gnu.org/licenses).
19 
20  JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
21  EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
22  DISCLAIMED.
23 
24  ==============================================================================
25 */
26 
27 namespace juce
28 {
29 
30 #if JUCE_USE_OGGVORBIS || defined (DOXYGEN)
31 
32 //==============================================================================
42 class JUCE_API OggVorbisAudioFormat : public AudioFormat
43 {
44 public:
45  //==============================================================================
46  OggVorbisAudioFormat();
47  ~OggVorbisAudioFormat() override;
48 
49  //==============================================================================
50  Array<int> getPossibleSampleRates() override;
51  Array<int> getPossibleBitDepths() override;
52  bool canDoStereo() override;
53  bool canDoMono() override;
54  bool isCompressed() override;
55  StringArray getQualityOptions() override;
56 
57  //==============================================================================
66  int estimateOggFileQuality (const File& source);
67 
68  //==============================================================================
74  static const char* const encoderName;
75 
76  static const char* const id3title;
77  static const char* const id3artist;
78  static const char* const id3album;
79  static const char* const id3comment;
80  static const char* const id3date;
81  static const char* const id3genre;
82  static const char* const id3trackNumber;
84  //==============================================================================
85  AudioFormatReader* createReaderFor (InputStream* sourceStream,
86  bool deleteStreamIfOpeningFails) override;
87 
88  AudioFormatWriter* createWriterFor (OutputStream* streamToWriteTo,
89  double sampleRateToUse,
90  unsigned int numberOfChannels,
91  int bitsPerSample,
92  const StringPairArray& metadataValues,
93  int qualityOptionIndex) override;
95 
96 private:
97  JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (OggVorbisAudioFormat)
98 };
99 
100 
101 #endif
102 
103 } // namespace juce
virtual AudioFormatWriter * createWriterFor(OutputStream *streamToWriteTo, double sampleRateToUse, unsigned int numberOfChannels, int bitsPerSample, const StringPairArray &metadataValues, int qualityOptionIndex)=0