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/*********************************************************
* Copyright (C) 2003 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation version 2.1 and no later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the Lesser GNU General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
*********************************************************/
/*
* imageUtilTypes.h --
*
*/
#ifndef _IMAGEUTIL_TYPES_H_
#define _IMAGEUTIL_TYPES_H_
typedef enum {
IMAGE_TYPE_PNG,
IMAGE_TYPE_BMP
} ImageType;
typedef enum {
IMAGE_FLAG_TOP_DOWN = 0, /* Top-down scanlines are the default */
IMAGE_FLAG_BOTTOM_UP = (1 << 0), /* Bottom-up storage (BMP or OpenGL style) */
} ImageFlags;
typedef struct {
unsigned char blue;
unsigned char green;
unsigned char red;
unsigned char reserved;
} ImageColor;
typedef struct {
unsigned int width;
unsigned int height;
/*
* 'depth' is the color depth (in bits per pixel) used for the image. 'bpp'
* is the number of bits actually consumed per pixel in memory. (For
* example, an image that uses 5 bits for each of R, G, B has depth=15 and
* bpp=16. It's always true that depth <= bpp.
*
* Also see the comment to Raster_ConvertPixels.
*/
unsigned int depth;
unsigned int bpp;
unsigned int bytesPerLine;
ImageFlags flags;
union {
struct {
unsigned int numColors;
ImageColor palette[256];
};
struct {
unsigned int redMask;
unsigned int blueMask;
unsigned int greenMask;
};
};
unsigned char *data;
} ImageInfo;
typedef struct {
int zlibCompressLevel; // Set to -1 for the default compression level.
Bool stripAlphaChannel;
} ImagePngWriteOptions;
typedef enum {
IMAGE_PNG_READ_KEEP_ALPHA = (1 << 0),
} ImagePngReadFlags;
#endif // _IMAGEUTIL_TYPES_H_
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