137 lines
3.6 KiB
C++
137 lines
3.6 KiB
C++
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/* Rgb2Hires
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* Copyright (C) 2016 Christophe Meneboeuf <christophe@xtof.info>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <exception>
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#include <iostream>
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#include <fstream>
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#include <string>
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#include <sys/stat.h>
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#include <SDL2/SDL_image.h>
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#include <tclap/CmdLine.h>
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#include "ImageQuantized.h"
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//#include "Picture.h"
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//#include "Tile.h"
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//#include "Display.h"
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using namespace std;
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using namespace RgbToHires;
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/// @brief Returns true if a file exists
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inline bool exists(const std::string& path)
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{
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struct stat buffer;
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return (stat(path.c_str(), &buffer) == 0);
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}
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void ExitOnError(const std::string& message,
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std::vector<SDL_Surface*> surfaces = {})
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{
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std::cout << "Error\n" << message << '\n';
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for (auto surface : surfaces)
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{
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SDL_FreeSurface(surface);
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}
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SDL_Quit();
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IMG_Quit();
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exit(-1);
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}
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/// @brief Program entry point
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int main( int argc, char *argv[] )
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{
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// Init
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int inited = IMG_Init(IMG_INIT_JPG | IMG_INIT_PNG);
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if (inited != (IMG_INIT_JPG | IMG_INIT_PNG))
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{
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std::cerr << "IMG_Init: Failed to init required jpg and png support!\n"
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<< "IMG_Init: " << IMG_GetError() << '\n';
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return -1;
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}
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if (SDL_Init(SDL_INIT_VIDEO) < 0)
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{
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std::cerr << "There was an error initing SDL2: " << SDL_GetError() << std::endl;
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return -1;
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}
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//Parsing command line
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TCLAP::CmdLine cmd("Picture - by Christophe Meneboeuf <christophe@xtof.info>", ' ', "0");
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TCLAP::ValueArg<string> imagePath("i", "image", "Source image path", true, "", "path_to_image");
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TCLAP::ValueArg<string> outputPath("o", "output", "Output path", true, "", "path_to_output");
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TCLAP::SwitchArg assembly("a", "asm", "Output asm format");
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TCLAP::SwitchArg preview("p", "preview", "Open a window to display a preview.");
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cmd.add(imagePath);
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cmd.add(outputPath);
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cmd.add(assembly);
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cmd.add(preview);
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cmd.parse(argc, argv);
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if (imagePath.getValue().size() == 0 || outputPath.getValue().size() == 0) {
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std::cout << "No input or output path provided." << std::endl;
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IMG_Quit();
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return -1;
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}
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const auto filepath = imagePath.getValue();
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if (!exists(filepath)) {
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ExitOnError("Cannot read " + filepath);
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}
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std::vector<SDL_Surface*> surfaces;
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SDL_Surface* surfaceRgb = IMG_Load(filepath.c_str());
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surfaces.push_back(surfaceRgb);
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if (surfaceRgb == nullptr)
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{
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ExitOnError("Cannot decode " + filepath, surfaces);
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}
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const ImageQuantized imageHiRes{ surfaceRgb };
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if (assembly.getValue() == true) { //Ouput in ASM
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ofstream output(outputPath.getValue());
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output << imageHiRes.getAsm();
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}
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else { //Binary output
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ofstream output(outputPath.getValue(), ios::binary);
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const auto bytes = imageHiRes.getBlob();
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output.write(reinterpret_cast<const char*>(bytes.get()), bytes->size());
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}
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//if (preview.getValue()) {
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// const auto bytes = imageHiRes.getBlob();
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// Display::Window::GetInstance()->display(filepath, bytes->data());
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//}
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for (auto surface : surfaces)
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{
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SDL_FreeSurface(surface);
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}
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SDL_Quit();
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IMG_Quit();
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return 0;
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}
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