4 * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
5 * Copyright (c) 2002-2011, Professor Benoit Macq
6 * Copyright (c) 2010-2011, Kaori Hagihara
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
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20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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34 #include "ihdrbox_manager.h"
36 ihdrbox_param_t * gene_ihdrbox( metadatalist_param_t *metadatalist, Byte_t *jpipstream)
38 ihdrbox_param_t *ihdrbox;
39 metadata_param_t *meta;
40 box_param_t *jp2h, *ihdr;
44 meta = metadatalist->first;
47 jp2h = search_box( "jp2h", meta->boxlist);
54 fprintf( stderr, "jp2h box not found\n");
58 ihdr = gene_boxbyTypeinStream( jpipstream, get_DBoxoff( jp2h), get_DBoxlen( jp2h), "ihdr");
61 fprintf( stderr, "ihdr box not found\n");
65 ihdrbox = (ihdrbox_param_t *)malloc( sizeof(ihdrbox_param_t));
67 ihdrbox->height = big4( jpipstream+get_DBoxoff(ihdr));
68 ihdrbox->width = big4( jpipstream+get_DBoxoff(ihdr)+4);
69 ihdrbox->nc = big2( jpipstream+get_DBoxoff(ihdr)+8);
70 bpc_val = *(jpipstream+get_DBoxoff(ihdr)+10)+1;
71 assert( bpc_val >= 0 && bpc_val <= 255 );
72 ihdrbox->bpc = (Byte_t)bpc_val;