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/* Copyright (C) 1998, 1999 Aladdin Enterprises. All rights reserved.
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This software is provided AS-IS with no warranty, either express or
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implied.
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This software is distributed under license and may not be copied,
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modified or distributed except as expressly authorized under the terms
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of the license contained in the file LICENSE in this distribution.
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For more information about licensing, please refer to
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http://www.ghostscript.com/licensing/. For information on
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commercial licensing, go to http://www.artifex.com/licensing/ or
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contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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*/
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/* $Id: sddparam.c,v 1.4 2002/02/21 22:24:53 giles Exp $ */
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/* DCTDecode filter parameter setting and reading */
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#include "std.h"
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#include "jpeglib_.h"
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#include "gserror.h"
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#include "gserrors.h"
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#include "gstypes.h"
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#include "gsmemory.h"
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#include "gsparam.h"
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#include "strimpl.h" /* sdct.h requires this */
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#include "sdct.h"
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#include "sdcparam.h"
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#include "sjpeg.h"
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/* ================ Get parameters ================ */
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stream_state_proc_get_params(s_DCTD_get_params, stream_DCT_state); /* check */
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int
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s_DCTD_get_params(gs_param_list * plist, const stream_DCT_state * ss, bool all)
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{
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stream_DCT_state dcts_defaults;
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const stream_DCT_state *defaults;
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if (all)
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defaults = 0;
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else {
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(*s_DCTE_template.set_defaults) ((stream_state *) & dcts_defaults);
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defaults = &dcts_defaults;
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}
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/****** NYI ******/
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return s_DCT_get_params(plist, ss, defaults);
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}
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/* ================ Put parameters ================ */
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stream_state_proc_put_params(s_DCTD_put_params, stream_DCT_state); /* check */
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int
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s_DCTD_put_params(gs_param_list * plist, stream_DCT_state * pdct)
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{
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int code;
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if ((code = s_DCT_put_params(plist, pdct)) < 0 ||
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/*
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* DCTDecode accepts quantization and huffman tables
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* in case these tables have been omitted from the datastream.
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*/
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(code = s_DCT_put_huffman_tables(plist, pdct, false)) < 0 ||
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(code = s_DCT_put_quantization_tables(plist, pdct, false)) < 0
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)
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DO_NOTHING;
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return code;
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}
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