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#ifndef MUPDF_FITZ_FILTER_H

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#define MUPDF_FITZ_FILTER_H

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#include "mupdf/fitz/system.h"

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#include "mupdf/fitz/context.h"

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#include "mupdf/fitz/buffer.h"

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#include "mupdf/fitz/store.h"

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#include "mupdf/fitz/stream.h"

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typedef struct fz_jbig2_globals_s fz_jbig2_globals;

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fz_stream *fz_open_copy(fz_context *ctx, fz_stream *chain);

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fz_stream *fz_open_null(fz_context *ctx, fz_stream *chain, int len, int offset);

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fz_stream *fz_open_concat(fz_context *ctx, int max, int pad);

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void fz_concat_push(fz_context *ctx, fz_stream *concat, fz_stream *chain); /* Ownership of chain is passed in */

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fz_stream *fz_open_arc4(fz_context *ctx, fz_stream *chain, unsigned char *key, unsigned keylen);

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fz_stream *fz_open_aesd(fz_context *ctx, fz_stream *chain, unsigned char *key, unsigned keylen);

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fz_stream *fz_open_a85d(fz_context *ctx, fz_stream *chain);

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fz_stream *fz_open_ahxd(fz_context *ctx, fz_stream *chain);

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fz_stream *fz_open_rld(fz_context *ctx, fz_stream *chain);

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fz_stream *fz_open_dctd(fz_context *ctx, fz_stream *chain, int color_transform, int l2factor, fz_stream *jpegtables);

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fz_stream *fz_open_faxd(fz_context *ctx, fz_stream *chain,

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	int k, int end_of_line, int encoded_byte_align,

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	int columns, int rows, int end_of_block, int black_is_1);

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fz_stream *fz_open_flated(fz_context *ctx, fz_stream *chain, int window_bits);

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fz_stream *fz_open_lzwd(fz_context *ctx, fz_stream *chain, int early_change);

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fz_stream *fz_open_predict(fz_context *ctx, fz_stream *chain, int predictor, int columns, int colors, int bpc);

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fz_stream *fz_open_jbig2d(fz_context *ctx, fz_stream *chain, fz_jbig2_globals *globals);

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fz_jbig2_globals *fz_load_jbig2_globals(fz_context *ctx, unsigned char *data, int size);

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void fz_drop_jbig2_globals_imp(fz_context *ctx, fz_storable *globals);

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#endif

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