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Diffstat (limited to 'src/lodepng.h')
| -rw-r--r-- | src/lodepng.h | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/src/lodepng.h b/src/lodepng.h deleted file mode 100644 index fb079cc..0000000 --- a/src/lodepng.h +++ /dev/null @@ -1,119 +0,0 @@ -/* -LodePNG version 20080927 - -Copyright (c) 2005-2008 Lode Vandevenne - -This software is provided 'as-is', without any express or implied -warranty. In no event will the authors be held liable for any damages -arising from the use of this software. - -Permission is granted to anyone to use this software for any purpose, -including commercial applications, and to alter it and redistribute it -freely, subject to the following restrictions: - - 1. The origin of this software must not be misrepresented; you must not - claim that you wrote the original software. If you use this software - in a product, an acknowledgment in the product documentation would be - appreciated but is not required. - - 2. Altered source versions must be plainly marked as such, and must not be - misrepresented as being the original software. - - 3. This notice may not be removed or altered from any source - distribution. -*/ - -/** Minified version of LodePNG, with only the encoder code */ - -#ifndef LODEPNG_H -#define LODEPNG_H - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -/* ////////////////////////////////////////////////////////////////////////// */ -/* LodeFlate & LodeZlib Setting structs */ -/* ////////////////////////////////////////////////////////////////////////// */ - - -typedef struct LodeZlib_DeflateSettings /*deflate = compress*/ -{ - /*LZ77 related settings*/ - unsigned btype; /*the block type for LZ*/ - unsigned useLZ77; /*whether or not to use LZ77*/ - unsigned windowSize; /*the maximum is 32768*/ -} LodeZlib_DeflateSettings; - - -/* ////////////////////////////////////////////////////////////////////////// */ -/* LodePNG */ -/* ////////////////////////////////////////////////////////////////////////// */ - -typedef struct LodePNG_InfoColor /*info about the color type of an image*/ -{ - /*header (IHDR)*/ - unsigned colorType; /*color type*/ - unsigned bitDepth; /*bits per sample*/ - - /*palette (PLTE)*/ - unsigned char* palette; /*palette in RGBARGBA... order*/ - size_t palettesize; /*palette size in number of colors (amount of bytes is 4 * palettesize)*/ - - /*transparent color key (tRNS)*/ - unsigned key_defined; /*is a transparent color key given?*/ - unsigned key_r; /*red component of color key*/ - unsigned key_g; /*green component of color key*/ - unsigned key_b; /*blue component of color key*/ -} LodePNG_InfoColor; - -typedef struct LodePNG_InfoPng /*information about the PNG image, except pixels and sometimes except width and height*/ -{ - /*header (IHDR), palette (PLTE) and transparency (tRNS)*/ - unsigned width; /*width of the image in pixels (ignored by encoder, but filled in by decoder)*/ - unsigned height; /*height of the image in pixels (ignored by encoder, but filled in by decoder)*/ - unsigned compressionMethod; /*compression method of the original file*/ - unsigned filterMethod; /*filter method of the original file*/ - unsigned interlaceMethod; /*interlace method of the original file*/ - LodePNG_InfoColor color; /*color type and bits, palette, transparency*/ -} LodePNG_InfoPng; - -typedef struct LodePNG_InfoRaw /*contains user-chosen information about the raw image data, which is independent of the PNG image*/ -{ - LodePNG_InfoColor color; -} LodePNG_InfoRaw; - -unsigned LodePNG_InfoColor_addPalette(LodePNG_InfoColor* info, unsigned char r, unsigned char g, unsigned char b, unsigned char a); /*add 1 color to the palette*/ - -typedef struct LodePNG_EncodeSettings -{ - LodeZlib_DeflateSettings zlibsettings; /*settings for the zlib encoder, such as window size, ...*/ - - unsigned autoLeaveOutAlphaChannel; /*automatically use color type without alpha instead of given one, if given image is opaque*/ - unsigned force_palette; /*force creating a PLTE chunk if colortype is 2 or 6 (= a suggested palette). If colortype is 3, PLTE is _always_ created.*/ -} LodePNG_EncodeSettings; - -void LodePNG_EncodeSettings_init(LodePNG_EncodeSettings* settings); - -typedef struct LodePNG_Encoder -{ - LodePNG_EncodeSettings settings; - LodePNG_InfoPng infoPng; /*the info specified by the user may not be changed by the encoder. The encoder will try to generate a PNG close to the given info.*/ - LodePNG_InfoRaw infoRaw; /*put the properties of the input raw image in here*/ - unsigned error; -} LodePNG_Encoder; - -void LodePNG_Encoder_init(LodePNG_Encoder* encoder); -void LodePNG_Encoder_cleanup(LodePNG_Encoder* encoder); -void LodePNG_Encoder_copy(LodePNG_Encoder* dest, const LodePNG_Encoder* source); - -/*This function allocates the out buffer and stores the size in *outsize.*/ -void LodePNG_encode(LodePNG_Encoder* encoder, unsigned char** out, size_t* outsize, const unsigned char* image, unsigned w, unsigned h); - -/*free functions allowing to load and save a file from/to harddisk*/ -/*This function allocates the out buffer and stores the size in *outsize.*/ -//unsigned LodePNG_loadFile(unsigned char** out, size_t* outsize, const char* filename); -unsigned LodePNG_saveFile(const unsigned char* buffer, size_t buffersize, const char* filename); - -#endif - |