qffmpegmediaintegration_p.h

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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 QFFMPEGMEDIAINTEGRATION_H

#define QFFMPEGMEDIAINTEGRATION_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 <QtMultimedia/private/qplatformmediaintegration_p.h>

#ifdef Q_OS_WIN

#  include <QtMultimedia/private/qwindowsmediafoundation_p.h>

#endif

QT_BEGIN_NAMESPACE

extern bool thread_local FFmpegLogsEnabledInThread;

class QFFmpegMediaFormatInfo;

class QFFmpegMediaIntegration : public QPlatformMediaIntegration

public:

    QFFmpegMediaIntegration();

    q23::expected<QPlatformAudioDecoder *, QString> createAudioDecoder(QAudioDecoder *decoder) override;

    q23::expected<std::unique_ptr<QPlatformAudioResampler>, QString>

    createAudioResampler(const QAudioFormat &inputFormat,

                         const QAudioFormat &outputFormat) override;

    q23::expected<QPlatformMediaCaptureSession *, QString> createCaptureSession() override;

    q23::expected<QPlatformMediaPlayer *, QString> createPlayer(QMediaPlayer *player) override;

    q23::expected<QPlatformCamera *, QString> createCamera(QCamera *) override;

    QPlatformSurfaceCapture *createScreenCapture(QScreenCapture *) override;

    QPlatformSurfaceCapture *createWindowCapture(QWindowCapture *) override;

    q23::expected<QPlatformMediaRecorder *, QString> createRecorder(QMediaRecorder *) override;

    q23::expected<QPlatformImageCapture *, QString> createImageCapture(QImageCapture *) override;

    q23::expected<QPlatformVideoSink *, QString> createVideoSink(QVideoSink *sink) override;

    q23::expected<QPlatformAudioInput *, QString> createAudioInput(QAudioInput *input) override;

//    QPlatformAudioOutput *createAudioOutput(QAudioOutput *) override;

    QVideoFrame convertVideoFrame(QVideoFrame &srcFrame,

                                  const QVideoFrameFormat &destFormat) override;

protected:

    QPlatformMediaFormatInfo *createFormatInfo() override;

    QPlatformVideoDevices *createVideoDevices() override;

    QPlatformCapturableWindows *createCapturableWindows() override;

private:

#ifdef Q_OS_WIN

    // We keep the WMF runtime initialized, as frequent MFStartup/MFShutdown calls can cause issues

    // with COM deinitialization (causing crashes on exit).

    QMFRuntimeInit m_wmfRuntime;

#endif

};

QT_END_NAMESPACE

#endif