Files
onepilot/system/loggerd/zstd_writer.h
github-actions[bot] 6f34f74e9b sunnypilot v2026.001.000 release
date: 2026-04-10T22:07:44
master commit: 4ba0c4b574bff994e9a8f7266b4969b39380a8b1
2026-04-10 22:07:52 +08:00

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;
};