juce_AudioFormatReaderSource.h

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/*
  ==============================================================================
 
   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
{
 
//==============================================================================
class JUCE_API  AudioFormatReaderSource  : public PositionableAudioSource
{
public:
    //==============================================================================
    AudioFormatReaderSource (AudioFormatReader* sourceReader,
                             bool deleteReaderWhenThisIsDeleted);

    ~AudioFormatReaderSource() override;
 
    //==============================================================================
    void setLooping (bool shouldLoop) override;

    bool isLooping() const override                             { return looping; }

    AudioFormatReader* getAudioFormatReader() const noexcept    { return reader; }
 
    //==============================================================================
    void prepareToPlay (int samplesPerBlockExpected, double sampleRate) override;

    void releaseResources() override;

    void getNextAudioBlock (const AudioSourceChannelInfo&) override;
 
    //==============================================================================
    void setNextReadPosition (int64 newPosition) override;

    int64 getNextReadPosition() const override;

    int64 getTotalLength() const override;
 
private:
    //==============================================================================
    OptionalScopedPointer<AudioFormatReader> reader;
 
    int64 nextPlayPos;
    bool looping;
 
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (AudioFormatReaderSource)
};
 
} // namespace juce