74 lines
3.2 KiB
C
74 lines
3.2 KiB
C
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF. The full HDF copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the COPYING file, which can be found at the root of the source code *
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* distribution tree, or in https://support.hdfgroup.org/ftp/HDF/releases/. *
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* If you do not have access to either file, you may request a copy from *
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* help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/* $Id$ */
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/*-----------------------------------------------------------------------------
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* File: dfrig.h
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* Purpose: header file for the Raster Image set
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* Invokes: df.h
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* Contents:
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* Structure definitions: DFRdr, DFRrig
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* Remarks: This is included with user programs which use RIG
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*---------------------------------------------------------------------------*/
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#ifndef DFRIG /* avoid re-inclusion */
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#define DFRIG
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/* description record: used to describe image data, palette data etc. */
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typedef struct
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{
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int16 ncomponents; /* Number of components */
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int16 interlace; /* data ordering: chunky / planar etc */
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int32 xdim; /* X-dimension of data */
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int32 ydim; /* Y-dimensionsof data */
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DFdi nt; /* number type of data */
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DFdi compr; /* compression */
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/* ### Note: compression is currently uniquely described with a tag.
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No data is attached to this tag/ref. But this capability is
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provided for future expansion, when this tag/ref might point to
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some data needed for decompression, such as the actual encodings */
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}
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DFRdr;
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/* structure to hold RIG info */
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typedef struct
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{
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char *cf; /* color format */
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int32 xpos; /* X position of image on screen */
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int32 ypos; /* Y position of image on screen */
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float32 aspectratio; /* ratio of pixel height to width */
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float32 ccngamma; /* gamma color correction parameters */
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float32 ccnred[3]; /* red color correction parameters */
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float32 ccngrren[3]; /* green color correction parameters */
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float32 ccnblue[3]; /* blue color correction parameters */
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float32 ccnwhite[3]; /* white color correction parameters */
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DFdi image; /* image */
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DFRdr descimage; /* image data description */
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DFdi lut; /* color look-up table (palette) */
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DFRdr desclut; /* look-up table description */
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DFdi mattechannel; /* matte? */
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DFRdr descmattechannel; /* Description of matte? */
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}
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DFRrig;
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/* dimensions of raster-8 image */
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typedef struct R8dim
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{
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uint16 xd;
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uint16 yd;
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}
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R8dim;
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#endif /*DFRIG */
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