libbase/GnashImagePng.h

   1 // GnashImagePng.h: libpng wrapper for Gnash.
   2 //
   3 //   Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
   4 //   Free Software Foundation, Inc
   5 //
   6 // This program is free software; you can redistribute it and/or modify
   7 // it under the terms of the GNU General Public License as published by
   8 // the Free Software Foundation; either version 3 of the License, or
   9 // (at your option) any later version.
  10 //
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software
  18 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19 //
  20
  21 #ifndef GNASH_IMAGE_PNG_H
  22 #define GNASH_IMAGE_PNG_H
  23
  24 #include <memory>
  25
  26 // Forward declarations
  27 namespace gnash {
  28     class IOChannel;
  29     namespace image {
  30         class Input;
  31         class Output;
  32     }
  33 }
  34
  35 namespace gnash {
  36 namespace image {
  37
  38 /// Create a PngInput and transfer ownership to the caller.
  39 //
  40 /// @param in   The IOChannel to read PNG data from.
  41 std::unique_ptr<Input> createPngInput(std::shared_ptr<IOChannel> in);
  42
  43 std::unique_ptr<Output> createPngOutput(std::shared_ptr<IOChannel> out,
  44         size_t width, size_t height, int quality);
  45
  46 } // namespace image
  47 } // namespace gnash
  48
  49
  50
  51 #endif