qffmpegcodecstorage_p.h

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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 QFFMPEGCODECSTORAGE_P_H
#define QFFMPEGCODECSTORAGE_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 <QtFFmpegMediaPluginImpl/private/qffmpegdefs_p.h>
#include <QtFFmpegMediaPluginImpl/private/qffmpegcodec_p.h>
#include <QtMultimedia/qtmultimediaglobal.h>
 
#include <QtCore/qxpfunctional.h>
 
#include <optional>
 
QT_BEGIN_NAMESPACE
 
namespace QFFmpeg {
 
enum class CodecRole : uint8_t {
    Encoders,
    Decoders,
};
 
struct CodecScoreRecord
{
    Codec codec;
    AVScore score;
};
 
std::vector<CodecScoreRecord>
findAndScoreCodecs(CodecRole, AVCodecID,
                   const qxp::function_ref<AVScore(const Codec &)> &scoreFunction);
 
// note: Sorted by score descending, so the first element is the best match.
inline std::vector<CodecScoreRecord>
findAndScoreEncoders(AVCodecID codecId,
                     const qxp::function_ref<AVScore(const Codec &)> &scoreFunction)
{
    return findAndScoreCodecs(CodecRole::Encoders, codecId, scoreFunction);
}
 
std::optional<Codec> findAVDecoder(AVCodecID codecId,
                                   const std::optional<PixelOrSampleFormat> &format = {});
 
std::optional<Codec> findAVEncoder(AVCodecID codecId,
                                   const std::optional<PixelOrSampleFormat> &format = {});
 
} // namespace QFFmpeg
 
QT_END_NAMESPACE
 
#endif // QFFMPEGCODECSTORAGE_P_H