qgst_play_p.h - mozsearch

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// Copyright (C) 2024 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 QGST_PLAY_P_H

#define QGST_PLAY_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 <QtCore/qglobal.h>

#include <QtCore/qlocale.h>

#include <QtMultimedia/private/qmultimediautils_p.h>

#include "common/qgst_handle_types_p.h"

#include <gst/play/gstplay.h>

QT_BEGIN_NAMESPACE

namespace QGstPlaySupport {

using QUniqueGstPlayMediaInfoHandle =

        QGstImpl::QGObjectHandleHelper<GstPlayMediaInfo>::SharedHandle;

using QUniqueGstPlayAudioInfoHandle =

        QGstImpl::QGObjectHandleHelper<GstPlayAudioInfo>::SharedHandle;

using QUniqueGstPlayVideoInfoHandle =

        QGstImpl::QGObjectHandleHelper<GstPlayVideoInfo>::SharedHandle;

using QUniqueGstPlaySubtitleInfoHandle =

        QGstImpl::QGObjectHandleHelper<GstPlaySubtitleInfo>::SharedHandle;

struct VideoInfo

    int bitrate{};

    int maxBitrate{};

    QSize size;

    Fraction framerate{};

    Fraction pixelAspectRatio{};

};

VideoInfo parseGstPlayVideoInfo(const GstPlayVideoInfo *);

struct AudioInfo

    int channels{};

    int sampleRate{};

    int bitrate{};

    int maxBitrate{};

    QLocale::Language language{};

};

AudioInfo parseGstPlayAudioInfo(const GstPlayAudioInfo *);

struct SubtitleInfo

    QLocale::Language language{};

};

SubtitleInfo parseGstPlaySubtitleInfo(const GstPlaySubtitleInfo *);

template <typename T>

constexpr bool isStreamType = std::is_same_v<std::decay_t<T>, GstPlayVideoInfo>

        || std::is_same_v<std::decay_t<T>, GstPlayAudioInfo>

        || std::is_same_v<std::decay_t<T>, GstPlaySubtitleInfo>;

int getStreamIndex(const GstPlayStreamInfo *);

template <typename T, typename Enabler = std::enable_if_t<isStreamType<T>>>

int getStreamIndex(const T *info)

    return getStreamIndex(GST_PLAY_STREAM_INFO(info));

} // namespace QGstPlaySupport

QT_END_NAMESPACE

#endif