47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
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#ifndef MUPDF_FITZ_BAND_WRITER_H
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#define MUPDF_FITZ_BAND_WRITER_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/output.h"
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/*
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fz_band_writer
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*/
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typedef struct fz_band_writer_s fz_band_writer;
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typedef void (fz_write_header_fn)(fz_context *ctx, fz_band_writer *writer, fz_colorspace *cs);
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typedef void (fz_write_band_fn)(fz_context *ctx, fz_band_writer *writer, int stride, int band_start, int band_height, const unsigned char *samples);
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typedef void (fz_write_trailer_fn)(fz_context *ctx, fz_band_writer *writer);
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typedef void (fz_drop_band_writer_fn)(fz_context *ctx, fz_band_writer *writer);
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struct fz_band_writer_s
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{
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fz_drop_band_writer_fn *drop;
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fz_write_header_fn *header;
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fz_write_band_fn *band;
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fz_write_trailer_fn *trailer;
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fz_output *out;
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int w;
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int h;
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int n;
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int s;
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int alpha;
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int xres;
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int yres;
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int pagenum;
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int line;
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fz_separations *seps;
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};
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fz_band_writer *fz_new_band_writer_of_size(fz_context *ctx, size_t size, fz_output *out);
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#define fz_new_band_writer(C,M,O) ((M *)Memento_label(fz_new_band_writer_of_size(ctx, sizeof(M), O), #M))
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void fz_write_header(fz_context *ctx, fz_band_writer *writer, int w, int h, int n, int alpha, int xres, int yres, int pagenum, fz_colorspace *cs, fz_separations *seps);
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void fz_write_band(fz_context *ctx, fz_band_writer *writer, int stride, int band_height, const unsigned char *samples);
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void fz_drop_band_writer(fz_context *ctx, fz_band_writer *writer);
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#endif
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