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++ // 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 QANDROIDAUDIOINPUT_H
++ #define QANDROIDAUDIOINPUT_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/qaudio_platform_implementation_support_p.h>
++
++ #include <private/qaaudiostream_p.h>
++
++ #include <aaudio/AAudio.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace QtAAudio {
++
++ class QAndroidAudioSource;
++
++ class QAndroidAudioSourceStream final : public QtMultimediaPrivate::QPlatformAudioSourceStream
++ {
++ using QPlatformAudiosourceStream = QtMultimediaPrivate::QPlatformAudioSourceStream;
++ using NativePeriodFrames = QtMultimediaPrivate::NativePeriodFrames;
++
++ public:
++ explicit QAndroidAudioSourceStream(QAudioDevice device, const QAudioFormat &format,
++ std::optional<int> ringbufferSize,
++ QAndroidAudioSource *parent, float volume,
++ std::optional<NativePeriodFrames> nativePeriodFrames);
++ Q_DISABLE_COPY_MOVE(QAndroidAudioSourceStream)
++ ~QAndroidAudioSourceStream();
++
++ bool open();
++
++ bool start(QIODevice *);
++ QIODevice *start();
++ bool start(AudioCallback &&);
++
++ void suspend();
++ void resume();
++ void stop(ShutdownPolicy);
++
++ using QPlatformAudioSourceStream::bytesReady;
++ using QPlatformAudioSourceStream::deviceIsRingbufferReader;
++ using QPlatformAudioSourceStream::processedDuration;
++ using QPlatformAudioSourceStream::ringbufferSizeInBytes;
++ using QPlatformAudioSourceStream::setVolume;
++
++ private:
++ // QPlatformAudioSourceStream overrides
++ void updateStreamIdle(bool idle) override;
++
++ QSpan<const std::byte> getHostSpan(void *audioData, int numFrames) const noexcept Q_DECL_NONBLOCKING_FUNCTION;
++ aaudio_data_callback_result_t processRingbuffer(QSpan<const std::byte> audioSpan,
++ int numFrames) noexcept Q_DECL_NONBLOCKING_FUNCTION;
++ aaudio_data_callback_result_t
++ processCallback(QSpan<const std::byte> audioSpan) noexcept Q_DECL_NONBLOCKING_FUNCTION;
++ void handleError(aaudio_result_t error);
++
++ QAndroidAudioSource *m_parent;
++
++ std::optional<AudioCallback> m_audioCallback;
++
++ std::unique_ptr<QtAAudio::Stream> m_stream;
++
++ std::optional<QAudioFormat> m_hostFormat;
++ };
++
++ class QAndroidAudioSource final
++ : public QtMultimediaPrivate::QPlatformAudioSourceImplementationWithCallback<
++ QAndroidAudioSourceStream, QAndroidAudioSource>
++ {
++ using BaseClass = QtMultimediaPrivate::QPlatformAudioSourceImplementationWithCallback<
++ QAndroidAudioSourceStream, QAndroidAudioSource>;
++
++ public:
++ QAndroidAudioSource(QAudioDevice device, const QAudioFormat &format, QObject *parent);
++ ~QAndroidAudioSource() override;
++ };
++
++ }
++
++ QT_END_NAMESPACE
++
++ #endif // QANDROIDAUDIOINPUT_H