102 lines
3.4 KiB
C
102 lines
3.4 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $XConsortium: iljpgencode.h /main/3 1995/10/23 15:55:58 rswiston $ */
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/**---------------------------------------------------------------------
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***
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*** (c)Copyright 1992 Hewlett-Packard Co.
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***
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*** RESTRICTED RIGHTS LEGEND
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*** Use, duplication, or disclosure by the U.S. Government is subject to
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*** restrictions as set forth in sub-paragraph (c)(1)(ii) of the Rights in
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*** Technical Data and Computer Software clause in DFARS 252.227-7013.
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*** Hewlett-Packard Company
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*** 3000 Hanover Street
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*** Palo Alto, CA 94304 U.S.A.
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*** Rights for non-DOD U.S. Government Departments and Agencies are as set
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*** forth in FAR 52.227-19(c)(1,2).
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***
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***-------------------------------------------------------------------*/
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#ifndef ILJPGENCODE_H
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#define ILJPGENCODE_H
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#ifndef ILJPG_H
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#include "iljpg.h"
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#endif
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#ifndef ILJPGENCODEDEFS_H
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#include "iljpgencodedefs.h"
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#endif
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/* Optionally returned by iljpgEncodeJIF(): offsets to tables
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within the JIF encoded stream, as needed for writing JPEG to
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TIFF. QTables[i] points to the 64 bytes of Q values for table
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"i"; DC/ACTables[] to the 16 bytes of code lengths. All
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offsets are from the beginning of the JIF image.
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*/
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typedef struct {
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long QTables[4];
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long DCTables[4];
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long ACTables[4];
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} iljpgJIFOffsetsRec, *iljpgJIFOffsetsPtr;
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/* Default Q, AC and DC tables. */
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ILJPG_PUBLIC_EXTERN iljpgByte iljpgLuminanceQTable[];
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ILJPG_PUBLIC_EXTERN iljpgByte iljpgChrominanceQTable[];
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ILJPG_PUBLIC_EXTERN iljpgByte iljpgLuminanceDCTable[];
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ILJPG_PUBLIC_EXTERN iljpgByte iljpgChrominanceDCTable[];
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ILJPG_PUBLIC_EXTERN iljpgByte iljpgLuminanceACTable[];
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ILJPG_PUBLIC_EXTERN iljpgByte iljpgChrominanceACTable[];
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ILJPG_PUBLIC_EXTERN
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iljpgError iljpgEncodeJIF (
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ILJPG_ENCODE_STREAM stream,
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iljpgDataPtr pData,
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iljpgJIFOffsetsPtr pOffsets
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);
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ILJPG_PUBLIC_EXTERN
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iljpgError iljpgEncodeInit (
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iljpgDataPtr pData,
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iljpgPtr *pPrivate /* RETURNED */
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);
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ILJPG_PUBLIC_EXTERN
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iljpgError iljpgEncodeCleanup (
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iljpgPtr pPrivate
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);
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ILJPG_PUBLIC_EXTERN
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iljpgError iljpgEncodeExecute (
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iljpgPtr pPrivate,
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ILJPG_ENCODE_STREAM stream,
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long nSrcLines,
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iljpgPtr pSrcPixels[],
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long nSrcBytesPerRow[]
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);
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#endif
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