| 0,0 → 1,56 |
|---|
| /* |
| jbig2dec |
| |
| Copyright (C) 2001-2002 Artifex Software, Inc. |
| |
| This software is distributed under license and may not |
| be copied, modified or distributed except as expressly |
| authorized under the terms of the license contained in |
| the file LICENSE in this distribution. |
| |
| For further licensing information refer to http://artifex.com/ or |
| contact Artifex Software, Inc., 7 Mt. Lassen Drive - Suite A-134, |
| San Rafael, CA 94903, U.S.A., +1(415)492-9861. |
| */ |
| |
| /* symbol dictionary header */ |
| |
| /* the results of decoding a symbol dictionary */ |
| typedef struct { |
| int n_symbols; |
| Jbig2Image **glyphs; |
| } Jbig2SymbolDict; |
| |
| /* decode a symbol dictionary segment and store the results */ |
| int |
| jbig2_symbol_dictionary(Jbig2Ctx *ctx, Jbig2Segment *segment, |
| const byte *segment_data); |
| |
| /* get a particular glyph by index */ |
| Jbig2Image * |
| jbig2_sd_glyph(Jbig2SymbolDict *dict, unsigned int id); |
| |
| /* return a new empty symbol dict */ |
| Jbig2SymbolDict * |
| jbig2_sd_new(Jbig2Ctx *ctx, int n_symbols); |
| |
| /* release the memory associated with a symbol dict */ |
| void |
| jbig2_sd_release(Jbig2Ctx *ctx, Jbig2SymbolDict *dict); |
| |
| /* generate a new symbol dictionary by concatenating a list of |
| existing dictionaries */ |
| Jbig2SymbolDict * |
| jbig2_sd_cat(Jbig2Ctx *ctx, int n_dicts, |
| Jbig2SymbolDict **dicts); |
| |
| /* count the number of dictionary segments referred |
| to by the given segment */ |
| int |
| jbig2_sd_count_referred(Jbig2Ctx *ctx, Jbig2Segment *segment); |
| |
| /* return an array of pointers to symbol dictionaries referred |
| to by a segment */ |
| Jbig2SymbolDict ** |
| jbig2_sd_list_referred(Jbig2Ctx *ctx, Jbig2Segment *segment); |
| |