/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by The HDF Group. * * Copyright by the Board of Trustees of the University of Illinois. * * All rights reserved. * * * * This file is part of HDF. The full HDF copyright notice, including * * terms governing use, modification, and redistribution, is contained in * * the COPYING file, which can be found at the root of the source code * * distribution tree, or in https://support.hdfgroup.org/ftp/HDF/releases/. * * If you do not have access to either file, you may request a copy from * * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* $Id$ */ /*----------------------------------------------------------------------------- * File: dfgr.h * Purpose: header file for the Raster Image set * Invokes: df.h * Contents: * Structure definitions: DFGRdr, DFGRrig * Remarks: This is included with user programs which use general raster *---------------------------------------------------------------------------*/ #ifndef DFGR_H /* avoid re-inclusion */ #define DFGR_H /* description record: used to describe image data, palette data etc. */ typedef struct { intn ncomponents; /* number of components */ intn interlace; /* data ordering: chunky / planar etc */ int32 xdim; /* X- dimension of data */ int32 ydim; /* Y- dimensionsof data */ DFdi nt; /* number type of data */ DFdi compr; /* compression */ /* ### Note: compression is currently uniquely described with a tag. No data is attached to this tag/ref. But this capability is provided for future expansion, when this tag/ref might point to some data needed for decompression, such as the actual encodings */ } DFGRdr; /* structure to hold RIG info */ typedef struct { char *cf; /* color format */ int32 xpos; /* X position of image on screen */ int32 ypos; /* Y position of image on screen */ float32 aspectratio; /* ratio of pixel height to width */ float32 ccngamma; /* gamma color correction parameter */ float32 ccnred[3]; /* red color correction parameter */ float32 ccngrren[3]; /* green color correction parameter */ float32 ccnblue[3]; /* blue color correction parameter */ float32 ccnwhite[3]; /* white color correction parameter */ DFdi data[3]; /* image/lut/mattechannel */ DFGRdr datadesc[3]; /* description of image/lut/mattechannel */ } DFGRrig; #if defined c_plusplus || defined __cplusplus extern "C" { #endif /* c_plusplus || __cplusplus */ /* Library-developer functions */ HDFLIBAPI int32 DFGRIopen (const char *filename, int acc_mode); #if defined c_plusplus || defined __cplusplus } #endif /* c_plusplus || __cplusplus */ #endif /* DFGR_H */