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#include "error_surface.h"
#include <cassert>
#include <sstream>
using namespace std;
ErrorSurface::~ErrorSurface() {}
void ErrorSurface::Serialize(std::string* out) const {
const int segments = this->size();
ostringstream os(ios::binary);
os.write((const char*)&segments,sizeof(segments));
for (int i = 0; i < segments; ++i) {
const ErrorSegment& cur = (*this)[i];
string senc;
cur.delta.Encode(&senc);
assert(senc.size() < 1024);
unsigned char len = senc.size();
os.write((const char*)&cur.x, sizeof(cur.x));
os.write((const char*)&len, sizeof(len));
os.write((const char*)&senc[0], len);
}
*out = os.str();
}
void ErrorSurface::Deserialize(const std::string& in) {
istringstream is(in, ios::binary);
int segments;
is.read((char*)&segments, sizeof(segments));
this->resize(segments);
for (int i = 0; i < segments; ++i) {
ErrorSegment& cur = (*this)[i];
unsigned char len;
is.read((char*)&cur.x, sizeof(cur.x));
is.read((char*)&len, sizeof(len));
string senc(len, '\0'); assert(senc.size() == len);
is.read((char*)&senc[0], len);
cur.delta = SufficientStats(senc);
}
}
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