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57 lines
1.5 KiB
57 lines
1.5 KiB
#pragma once
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#include <string>
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#include <vector>
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#include "msgq/visionipc/visionbuf.h"
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#include "system/camerad/cameras/camera_common.h"
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#include "tools/replay/filereader.h"
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extern "C" {
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#include <libavcodec/avcodec.h>
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#include <libavformat/avformat.h>
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}
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class VideoDecoder;
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class FrameReader {
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public:
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FrameReader();
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~FrameReader();
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bool load(CameraType type, const std::string &url, bool no_hw_decoder = false, std::atomic<bool> *abort = nullptr, bool local_cache = false,
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int chunk_size = -1, int retries = 0);
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bool loadFromFile(CameraType type, const std::string &file, bool no_hw_decoder = false, std::atomic<bool> *abort = nullptr);
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bool get(int idx, VisionBuf *buf);
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size_t getFrameCount() const { return packets_info.size(); }
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int width = 0, height = 0;
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VideoDecoder *decoder_ = nullptr;
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AVFormatContext *input_ctx = nullptr;
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int prev_idx = -1;
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struct PacketInfo {
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int flags;
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int64_t pos;
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};
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std::vector<PacketInfo> packets_info;
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};
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class VideoDecoder {
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public:
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VideoDecoder();
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~VideoDecoder();
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bool open(AVCodecParameters *codecpar, bool hw_decoder);
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bool decode(FrameReader *reader, int idx, VisionBuf *buf);
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int width = 0, height = 0;
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private:
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bool initHardwareDecoder(AVHWDeviceType hw_device_type);
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AVFrame *decodeFrame(AVPacket *pkt);
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bool copyBuffer(AVFrame *f, VisionBuf *buf);
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AVFrame *av_frame_, *hw_frame_;
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AVCodecContext *decoder_ctx = nullptr;
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AVPixelFormat hw_pix_fmt = AV_PIX_FMT_NONE;
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AVBufferRef *hw_device_ctx = nullptr;
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};
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