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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 QFFMPEGCODEC_P_H
#define QFFMPEGCODEC_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> // Important: Must be included first
#include <QtFFmpegMediaPluginImpl/private/qffmpeg_ranges_p.h>
#include <QtMultimedia/private/qmultimedia_ranges_p.h>
#include <QtCore/qlatin1stringview.h>
#include <QtCore/qspan.h>
#include <vector>
extern "C" {
#include <libavcodec/avcodec.h>
}
QT_BEGIN_NAMESPACE
namespace QFFmpeg {
class Codec
{
public:
explicit Codec(const AVCodec *codec);
[[nodiscard]] const AVCodec *get() const noexcept;
[[nodiscard]] AVCodecID id() const noexcept;
[[nodiscard]] QLatin1StringView name() const noexcept;
[[nodiscard]] AVMediaType type() const noexcept;
[[nodiscard]] int capabilities() const noexcept;
[[nodiscard]] bool isEncoder() const noexcept;
[[nodiscard]] bool isDecoder() const noexcept;
[[nodiscard]] bool isExperimental() const noexcept;
[[nodiscard]] QSpan<const AVPixelFormat> pixelFormats() const noexcept;
[[nodiscard]] QSpan<const AVSampleFormat> sampleFormats() const noexcept;
[[nodiscard]] QSpan<const int> sampleRates() const noexcept;
[[nodiscard]] QSpan<const ChannelLayoutT> channelLayouts() const noexcept;
[[nodiscard]] QSpan<const AVRational> frameRates() const noexcept;
[[nodiscard]] std::vector<const AVCodecHWConfig *> hwConfigs() const noexcept;
[[nodiscard]] const AVCodecHWConfig *hwConfigForPixelFormat(AVPixelFormat) const noexcept;
private:
const AVCodec *m_codec = nullptr;
};
using CodecRange = FFmpegOpaqueIteratorRange<const AVCodec *, av_codec_iterate>;
inline constexpr CodecRange avCodecRange;
inline constexpr auto allCodecs =
avCodecRange | QtMultimediaPrivate::views::transform([](const AVCodec *codec) {
return Codec(codec);
});
// Helper function to wrap pixel formats inside a span
QSpan<const AVPixelFormat> makeSpan(const AVPixelFormat *values);
} // namespace QFFmpeg
QT_END_NAMESPACE
#endif