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// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <memory>
#include <mutex>
#include <optional>
#include <string_view>
#include <tuple>
#include <ankerl/unordered_dense.h>
#include <queue>
#include "common/common_types.h"
#include "video_core/host1x/ffmpeg.h"
#include "video_core/host1x/nvdec_common.h"
namespace Tegra {
namespace Host1x {
class Host1x;
class FrameQueue;
} // namespace Host1x
class Decoder {
public:
virtual ~Decoder();
/// Call decoders to construct headers, decode AVFrame with ffmpeg
void Decode();
bool UsingDecodeOrder() const {
return decode_api.UsingDecodeOrder();
}
/// Return name of the current codec
[[nodiscard]] virtual std::string_view GetCurrentCodecName() const = 0;
protected:
explicit Decoder(Host1x::Host1x& host1x, s32 id, const Host1x::NvdecCommon::NvdecRegisters& regs);
virtual std::span<const u8> ComposeFrame() = 0;
virtual std::tuple<u64, u64> GetProgressiveOffsets() = 0;
virtual std::tuple<u64, u64, u64, u64> GetInterlacedOffsets() = 0;
virtual bool IsInterlaced() = 0;
void SetFrameDimensions(s32 width, s32 height);
std::optional<FFmpeg::FrameDimensions> GetFrameDimensions() const {
return frame_dimensions;
}
FFmpeg::DecodeApi decode_api;
Host1x::Host1x& host1x;
const Host1x::NvdecCommon::NvdecRegisters& regs;
s32 id;
bool initialized : 1 = false;
bool vp9_hidden_frame : 1 = false;
std::optional<FFmpeg::FrameDimensions> frame_dimensions;
};
} // namespace Tegra
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