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#pragma once
#include <util/generic/string.h>
#include <util/generic/vector.h>
#include <util/memory/blob.h>
#include <cmath>
namespace NCodecs {
class TStaticCodecInfo;
class ICodec;
struct TComprStats {
double EncSeconds = 0;
double DecSeconds = 0;
size_t Records = 0;
size_t RawSize = 0;
size_t EncSize = 0;
static double Round(double n, size_t decPlaces = 2) {
double p = pow(10, decPlaces);
return round(n * p) / p;
}
static double AsPercent(double n) {
return Round(n * 100);
}
static double AsMicroSecond(double s) {
return s * 1000000;
}
double PerRecord(double n) const {
return Round((double)(Records ? n / Records : 0));
}
double Compression() const {
return ((double)RawSize - (double)EncSize) / RawSize;
}
double EncTimePerRecordUS() const {
return PerRecord(AsMicroSecond(EncSeconds));
}
double DecTimePerRecordUS() const {
return PerRecord(AsMicroSecond(DecSeconds));
}
double RawSizePerRecord() const {
return PerRecord(RawSize);
}
double EncSizePerRecord() const {
return PerRecord(EncSize);
}
double OldEncSizePerRecord(double compr) const {
return PerRecord((1 - compr) * RawSize);
}
TString Format(const TStaticCodecInfo&, bool checkMode) const;
};
TComprStats TestCodec(const ICodec&, const TVector<TString>& data);
enum EDataStreamFormat {
DSF_NONE,
DSF_PLAIN_LF /* "plain" */,
DSF_BASE64_LF /* "base64" */,
};
void ParseBlob(TVector<TString>&, EDataStreamFormat, const TBlob&);
TBlob GetInputBlob(const TString& dataFile);
}
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