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// Copyright (C) 2011 Davis E. King (davis@dlib.net)
// License: Boost Software License See LICENSE.txt for the full license.
#include "common.h"
#include <fstream>
#include <dlib/error.h>
// ----------------------------------------------------------------------------------------
std::string strip_path (
const std::string& str,
const std::string& prefix
)
{
unsigned long i;
for (i = 0; i < str.size() && i < prefix.size(); ++i)
{
if (str[i] != prefix[i])
return str;
}
if (i < str.size() && (str[i] == '/' || str[i] == '\\'))
++i;
return str.substr(i);
}
// ----------------------------------------------------------------------------------------
void make_empty_file (
const std::string& filename
)
{
std::ofstream fout(filename.c_str());
if (!fout)
throw dlib::error("ERROR: Unable to open " + filename + " for writing.");
}
// ----------------------------------------------------------------------------------------
std::string to_png_name (const std::string& filename)
{
std::string::size_type pos = filename.find_last_of(".");
if (pos == std::string::npos)
throw dlib::error("invalid filename: " + filename);
return filename.substr(0,pos) + ".png";
}
// ----------------------------------------------------------------------------------------
std::string to_jpg_name (const std::string& filename)
{
std::string::size_type pos = filename.find_last_of(".");
if (pos == std::string::npos)
throw dlib::error("invalid filename: " + filename);
return filename.substr(0,pos) + ".jpg";
}
// ----------------------------------------------------------------------------------------