1 files changed, 118 insertions, 0 deletions
diff --git a/src/plugins/multimedia/android/audio/qandroidaudiodecoder_p.h b/src/plugins/multimedia/android/audio/qandroidaudiodecoder_p.h
new file mode 100644
index 000000000..65a0f1855
--- /dev/null
+++ b/src/plugins/multimedia/android/audio/qandroidaudiodecoder_p.h
@@ -0,0 +1,118 @@
+// Copyright (C) 2021 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 QANDROIDAUDIODECODER_P_H
+#define QANDROIDAUDIODECODER_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+#include "private/qplatformaudiodecoder_p.h"
+
+#include <QtCore/qurl.h>
+#include <QThread>
+
+#include "media/NdkMediaCodec.h"
+#include "media/NdkMediaExtractor.h"
+#include "media/NdkMediaFormat.h"
+#include "media/NdkMediaError.h"
+
+
+QT_USE_NAMESPACE
+
+class Decoder : public QObject
+{
+    Q_OBJECT
+public:
+    Decoder();
+    ~Decoder();
+
+public slots:
+    void setSource(const QUrl &source);
+    void doDecode();
+    void stop();
+
+signals:
+    void positionChanged(const QAudioBuffer &buffer, qint64 position);
+    void durationChanged(const qint64 duration);
+    void error(const QAudioDecoder::Error error, const QString &errorString);
+    void finished();
+    void decodingChanged(bool decoding);
+
+private:
+    void createDecoder();
+
+    AMediaCodec *m_codec = nullptr;
+    AMediaExtractor *m_extractor = nullptr;
+    AMediaFormat *m_format = nullptr;
+
+    QAudioFormat m_outputFormat;
+    QString m_formatError;
+    bool m_inputEOS;
+};
+
+
+class QAndroidAudioDecoder : public QPlatformAudioDecoder
+{
+    Q_OBJECT
+public:
+    QAndroidAudioDecoder(QAudioDecoder *parent);
+        virtual ~QAndroidAudioDecoder();
+
+    QUrl source() const override { return m_source; }
+    void setSource(const QUrl &fileName) override;
+
+    QIODevice *sourceDevice() const override { return m_device; }
+    void setSourceDevice(QIODevice *device) override;
+
+    void start() override;
+    void stop() override;
+
+    QAudioFormat audioFormat() const override { return {}; }
+    void setAudioFormat(const QAudioFormat &/*format*/) override {}
+
+    QAudioBuffer read() override;
+    bool bufferAvailable() const override;
+
+    qint64 position() const override;
+    qint64 duration() const override;
+
+signals:
+    void setSourceUrl(const QUrl &source);
+
+private slots:
+    void positionChanged(QAudioBuffer audioBuffer, qint64 position);
+    void durationChanged(qint64 duration);
+    void error(const QAudioDecoder::Error error, const QString &errorString);
+    void readDevice();
+    void finished();
+
+private:
+    bool requestPermissions();
+    bool createTempFile();
+    void decode();
+
+    QIODevice *m_device = nullptr;
+    Decoder *m_decoder;
+
+    QList<QPair<QAudioBuffer, int>> m_audioBuffer;
+    QUrl m_source;
+
+    qint64 m_position = -1;
+    qint64 m_duration = -1;
+
+    QByteArray m_deviceBuffer;
+
+    QThread *m_threadDecoder = nullptr;
+};
+
+QT_END_NAMESPACE
+
+#endif // QANDROIDAUDIODECODER_P_H