Files
onepilot/system/loggerd/zstd_writer.h
T
Vehicle Researcher 6adb63b915 openpilot v0.11.1 release
date: 2026-06-04T09:49:56
master commit: c0ab3550eca2e9daf197c46b7e4b24aa9637cf2e
2026-06-04 09:50:05 -07:00

25 lines
557 B
C++

#pragma once
#include <zstd.h>
#include <string>
#include <vector>
#include <capnp/common.h>
class ZstdFileWriter {
public:
ZstdFileWriter(const std::string &filename, int compression_level);
~ZstdFileWriter();
void write(void* data, size_t size);
inline void write(kj::ArrayPtr<capnp::byte> array) { write(array.begin(), array.size()); }
private:
void flushCache(bool last_chunk);
size_t input_cache_capacity_ = 0;
std::vector<char> input_cache_;
std::vector<char> output_buffer_;
ZSTD_CStream *cstream_;
FILE* file_ = nullptr;
};