dragonpilot - 基於 openpilot 的開源駕駛輔助系統
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#pragma once
#include <string>
#include <deque>
extern "C" {
#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
}
#include "cereal/messaging/messaging.h"
class VideoWriter {
public:
VideoWriter(const char *path, const char *filename, bool remuxing, int width, int height, int fps, cereal::EncodeIndex::Type codec);
void write(uint8_t *data, int len, long long timestamp, bool codecconfig, bool keyframe);
void write_audio(uint8_t *data, int len, long long timestamp, int sample_rate);
~VideoWriter();
private:
void initialize_audio(int sample_rate);
void encode_and_write_audio_frame(AVFrame* frame);
void process_remaining_audio();
std::string vid_path, lock_path;
FILE *of = nullptr;
AVCodecContext *codec_ctx;
AVFormatContext *ofmt_ctx;
AVStream *out_stream;
bool audio_initialized = false;
bool header_written = false;
AVStream *audio_stream = nullptr;
AVCodecContext *audio_codec_ctx = nullptr;
AVFrame *audio_frame = nullptr;
uint64_t audio_pts = 0;
std::deque<float> audio_buffer;
bool remuxing;
};