qaudiodecoder.h - mozsearch

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// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

#ifndef QAUDIODECODER_H

#define QAUDIODECODER_H

#include <QtMultimedia/qaudiobuffer.h>

#include <QtCore/qobject.h>

QT_BEGIN_NAMESPACE

class QAudioDecoderPrivate;

class Q_MULTIMEDIA_EXPORT QAudioDecoder : public QObject

    Q_OBJECT

    Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged)

    Q_PROPERTY(bool isDecoding READ isDecoding NOTIFY isDecodingChanged)

    Q_PROPERTY(QString error READ errorString)

    Q_PROPERTY(bool bufferAvailable READ bufferAvailable NOTIFY bufferAvailableChanged)

public:

    enum Error

        NoError,

        ResourceError,

        FormatError,

        AccessDeniedError,

        NotSupportedError

};

    Q_ENUM(Error)

    explicit QAudioDecoder(QObject *parent = nullptr);

    ~QAudioDecoder() override;

    bool isSupported() const;

    bool isDecoding() const;

    QUrl source() const;

    void setSource(const QUrl &fileName);

    QIODevice* sourceDevice() const;

    void setSourceDevice(QIODevice *device);

    QAudioFormat audioFormat() const;

    void setAudioFormat(const QAudioFormat &format);

    Error error() const;

    QString errorString() const;

    QAudioBuffer read() const;

    bool bufferAvailable() const;

    qint64 position() const;

    qint64 duration() const;

public Q_SLOTS:

    void start();

    void stop();

Q_SIGNALS:

    void bufferAvailableChanged(bool);

    void bufferReady();

    void finished();

    void isDecodingChanged(bool);

    void formatChanged(const QAudioFormat &format);

    void error(QAudioDecoder::Error error);

    void sourceChanged();

    void positionChanged(qint64 position);

    void durationChanged(qint64 duration);

private:

    Q_DISABLE_COPY(QAudioDecoder)

    Q_DECLARE_PRIVATE(QAudioDecoder)

    // ### Qt7: remove unused member

    QT6_ONLY(Q_DECL_UNUSED_MEMBER void *unused = nullptr;) // for ABI compatibility

};

QT_END_NAMESPACE

#endif  // QAUDIODECODER_H