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64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <memory>
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#include <optional>
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#include <string_view>
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#include <queue>
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#include "common/common_types.h"
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#include "video_core/host1x/ffmpeg/ffmpeg.h"
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#include "video_core/host1x/nvdec_common.h"
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namespace Tegra {
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namespace Decoder {
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class H264;
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class VP8;
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class VP9;
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} // namespace Decoder
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namespace Host1x {
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class Host1x;
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} // namespace Host1x
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class Codec {
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public:
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explicit Codec(Host1x::Host1x& host1x, const Host1x::NvdecCommon::NvdecRegisters& regs);
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~Codec();
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/// Initialize the codec, returning success or failure
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void Initialize();
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/// Sets NVDEC video stream codec
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void SetTargetCodec(Host1x::NvdecCommon::VideoCodec codec);
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/// Call decoders to construct headers, decode AVFrame with ffmpeg
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void Decode();
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/// Returns next decoded frame
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[[nodiscard]] std::unique_ptr<FFmpeg::Frame> GetCurrentFrame();
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/// Returns the value of current_codec
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[[nodiscard]] Host1x::NvdecCommon::VideoCodec GetCurrentCodec() const;
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/// Return name of the current codec
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[[nodiscard]] std::string_view GetCurrentCodecName() const;
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private:
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bool initialized{};
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Host1x::NvdecCommon::VideoCodec current_codec{Host1x::NvdecCommon::VideoCodec::None};
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FFmpeg::DecodeApi decode_api;
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Host1x::Host1x& host1x;
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const Host1x::NvdecCommon::NvdecRegisters& state;
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std::unique_ptr<Decoder::H264> h264_decoder;
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std::unique_ptr<Decoder::VP8> vp8_decoder;
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std::unique_ptr<Decoder::VP9> vp9_decoder;
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std::queue<std::unique_ptr<FFmpeg::Frame>> frames{};
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};
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} // namespace Tegra
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