| 0,0 → 1,73 |
|---|
| /* |
| jbig2dec |
| |
| Copyright (C) 2002-2004 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. |
| */ |
| |
| /** |
| * Headers for Text region handling |
| **/ |
| |
| typedef enum { |
| JBIG2_CORNER_BOTTOMLEFT = 0, |
| JBIG2_CORNER_TOPLEFT = 1, |
| JBIG2_CORNER_BOTTOMRIGHT = 2, |
| JBIG2_CORNER_TOPRIGHT = 3 |
| } Jbig2RefCorner; |
| |
| typedef struct { |
| bool SBHUFF; |
| bool SBREFINE; |
| bool SBDEFPIXEL; |
| Jbig2ComposeOp SBCOMBOP; |
| bool TRANSPOSED; |
| Jbig2RefCorner REFCORNER; |
| int SBDSOFFSET; |
| /* int SBW; */ |
| /* int SBH; */ |
| uint32_t SBNUMINSTANCES; |
| int LOGSBSTRIPS; |
| int SBSTRIPS; |
| /* int SBNUMSYMS; */ |
| /* SBSYMCODES */ |
| /* SBSYMCODELEN */ |
| /* SBSYMS */ |
| Jbig2HuffmanTable *SBHUFFFS; |
| Jbig2HuffmanTable *SBHUFFDS; |
| Jbig2HuffmanTable *SBHUFFDT; |
| Jbig2HuffmanTable *SBHUFFRDW; |
| Jbig2HuffmanTable *SBHUFFRDH; |
| Jbig2HuffmanTable *SBHUFFRDX; |
| Jbig2HuffmanTable *SBHUFFRDY; |
| Jbig2HuffmanTable *SBHUFFRSIZE; |
| Jbig2ArithIntCtx *IADT; |
| Jbig2ArithIntCtx *IAFS; |
| Jbig2ArithIntCtx *IADS; |
| Jbig2ArithIntCtx *IAIT; |
| Jbig2ArithIaidCtx *IAID; |
| Jbig2ArithIntCtx *IARI; |
| Jbig2ArithIntCtx *IARDW; |
| Jbig2ArithIntCtx *IARDH; |
| Jbig2ArithIntCtx *IARDX; |
| Jbig2ArithIntCtx *IARDY; |
| bool SBRTEMPLATE; |
| int8_t sbrat[4]; |
| } Jbig2TextRegionParams; |
| |
| int |
| jbig2_decode_text_region(Jbig2Ctx *ctx, Jbig2Segment *segment, |
| const Jbig2TextRegionParams *params, |
| const Jbig2SymbolDict * const *dicts, const int n_dicts, |
| Jbig2Image *image, |
| const byte *data, const size_t size, |
| Jbig2ArithCx *GR_stats, |
| Jbig2ArithState *as, Jbig2WordStream *ws); |