qffmpegdefs_p.h

Go to the documentation of this file.

// 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 QFFMPEGDEFS_P_H
#define QFFMPEGDEFS_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 "qtconfigmacros.h"
 
#include <limits>
#include <unordered_set>
 
extern "C" {
#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
#include <libswresample/swresample.h>
#include <libavutil/avutil.h>
#include <libswscale/swscale.h>
}
 
#define QT_FFMPEG_HAS_AV_CHANNEL_LAYOUT
    (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(59, 24, 100)) // since FFmpeg n5.1
#define QT_FFMPEG_HAS_VULKAN
    (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(58, 91, 100)) // since FFmpeg n4.3
#define QT_FFMPEG_HAS_FRAME_TIME_BASE
    (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(59, 18, 100)) // since FFmpeg n5.0
#define QT_FFMPEG_HAS_FRAME_DURATION
    (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(60, 3, 100)) // since FFmpeg n6.0
#define QT_FFMPEG_STREAM_SIDE_DATA_DEPRECATED
    (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(60, 15, 100)) // since FFmpeg n6.1
#define QT_FFMPEG_HAS_D3D12VA
    (LIBAVUTIL_VERSION_INT >= AV_VERSION_INT(59, 8, 100)) // since FFmpeg n7.0
#define QT_FFMPEG_SWR_CONST_CH_LAYOUT
    (LIBSWRESAMPLE_VERSION_INT >= AV_VERSION_INT(4, 9, 100))
#define QT_FFMPEG_AVIO_WRITE_CONST
    (LIBAVFORMAT_VERSION_MAJOR >= 61)
#define QT_CODEC_PARAMETERS_HAVE_FRAMERATE
    (LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(60, 11, 100)) // since FFmpeg n6.1
#define QT_FFMPEG_HAS_AVCODEC_GET_SUPPORTED_CONFIG
    (LIBAVUTIL_VERSION_INT >= AV_VERSION_INT(59, 39, 100)) // since FFmpeg n7.1
#define QT_FFMPEG_HAS_SWS_FLAGS_ENUM
    (LIBSWSCALE_VERSION_INT >= AV_VERSION_INT(9, 1, 100)) // since FFmpeg n8.0
 
QT_BEGIN_NAMESPACE
 
namespace QFFmpeg {
 
#if QT_FFMPEG_HAS_AV_CHANNEL_LAYOUT
using ChannelLayoutT = AVChannelLayout;
#else
using ChannelLayoutT = uint64_t;
#endif
 
#if !QT_FFMPEG_HAS_SWS_FLAGS_ENUM
using SwsFlags = int;
#endif
 
} // namespace QFFmpeg
 
using PixelOrSampleFormat = int;
using AVScore = int;
constexpr AVScore BestAVScore = std::numeric_limits<AVScore>::max();
constexpr AVScore DefaultAVScore = 0;
constexpr AVScore NotSuitableAVScore = std::numeric_limits<AVScore>::min();
constexpr AVScore MinAVScore = NotSuitableAVScore + 1;
 
using AVPixelFormatSet = std::unordered_set<AVPixelFormat>;
 
QT_END_NAMESPACE
 
#endif // QFFMPEGDEFS_P_H