pngget.h

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//
// Copyright (c) 2025, Astute Systems PTY LTD
//
// This file is part of the VivoeX project developed by Astute Systems.
//
// Licensed under the Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
// License. See the LICENSE file in the project root for full license details.
//
 
#ifndef PNGGET_H
#define PNGGET_H
 
#include <limits.h>
#include <png.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
 
#include <string>
#include <vector>
 
class Png {
 public:
  png_bytep* GetRowPointwes();
  void ReadPngFile(char* file_name);
  std::vector<uint8_t> ReadPngRgb24(std::string_view filename) const;
 
 private:
  png_structp png_ptr;
 
  png_bytep* row_pointers;
 
  int x;
  int y;
 
  int width;
  int height;
  png_byte color_type;
  png_byte bit_depth;
 
  png_infop info_ptr;
  int number_of_passes;
 
  void Abort(const char* s, ...);
};
 
#endif  // PNGGET_H