juce_CoreAudioFormat.h

/*
  ==============================================================================
 
   This file is part of the JUCE library.
   Copyright (c) 2022 - Raw Material Software Limited
 
   JUCE is an open source library subject to commercial or open-source
   licensing.
 
   By using JUCE, you agree to the terms of both the JUCE 7 End-User License
   Agreement and JUCE Privacy Policy.
 
   End User License Agreement: www.juce.com/juce-7-licence
   Privacy Policy: www.juce.com/juce-privacy-policy
 
   Or: You may also use this code under the terms of the GPL v3 (see
   www.gnu.org/licenses).
 
   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
   DISCLAIMED.
 
  ==============================================================================
*/
 
namespace juce
{
 
#if JUCE_MAC || JUCE_IOS || DOXYGEN
 
//==============================================================================
class JUCE_API  CoreAudioFormat     : public AudioFormat
{
public:
    enum class StreamKind
    {
        kNone,
        kAiff,
        kAifc,
        kWave,
        kSoundDesigner2,
        kNext,
        kMp3,
        kMp2,
        kMp1,
        kAc3,
        kAacAdts,
        kMpeg4,
        kM4a,
        kM4b,
        kCaf,
        k3gp,
        k3gp2,
        kAmr,
    };
 
    //==============================================================================
    CoreAudioFormat();

    explicit CoreAudioFormat (StreamKind);

    ~CoreAudioFormat() override;
 
    //==============================================================================
    static const char* const midiDataBase64;
    static const char* const tempo;
    static const char* const timeSig;
    static const char* const keySig;
 
    //==============================================================================
    Array<int> getPossibleSampleRates() override;
    Array<int> getPossibleBitDepths() override;
    bool canDoStereo() override;
    bool canDoMono() override;
 
    //==============================================================================
    AudioFormatReader* createReaderFor (InputStream*,
                                        bool deleteStreamIfOpeningFails) override;
 
    AudioFormatWriter* createWriterFor (OutputStream*,
                                        double sampleRateToUse,
                                        unsigned int numberOfChannels,
                                        int bitsPerSample,
                                        const StringPairArray& metadataValues,
                                        int qualityOptionIndex) override;
    using AudioFormat::createWriterFor;
 
private:
    StreamKind streamKind = StreamKind::kNone;
 
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (CoreAudioFormat)
};
 
#endif
 
} // namespace juce