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Code Issues Releases Wiki Activity

handle input and output files properly.

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This commit is contained in:
Eric Smith
2002-01-01 03:44:40 +00:00
parent 504bb094cf
commit 15a0a3d8ea
6 changed files with 263 additions and 107 deletions
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114
semantics.c
View File

@@ -478,60 +478,6 @@ static inline int range_count (range_t range)
}
void doit (void)
{
input_image_t *image = NULL;
output_page_t *page = NULL;
int i = 0;
int p = 0;
int page_index = 0;
input_attributes_t input_attributes;
input_modifier_type_t parity;
page_label_t *page_label;
for (;;)
{
if ((! image) || (i >= range_count (image->range)))
{
if (image)
image = image->next;
else
image = first_input_image;
if (! image)
return;
i = 0;
}
if ((! page) || (p >= range_count (page->range)))
{
if (page)
page = page->next;
else
page = first_output_page;
p = 0;
page_label = get_output_page_label (page->output_context);
process_page_numbers (page_index,
range_count (page->range),
page->range.first,
page_label);
}
parity = ((image->range.first + i) % 2) ? INPUT_MODIFIER_ODD : INPUT_MODIFIER_EVEN;
memset (& input_attributes, 0, sizeof (input_attributes));
input_attributes.rotation = get_input_rotation (image->input_context,
parity);;
process_page (image->range.first + i,
input_attributes,
page->bookmark_list);
i++;
p++;
page_index++;
}
}
boolean parse_spec_file (char *fn)
{
boolean result = 0;
@@ -576,3 +522,63 @@ boolean parse_spec_file (char *fn)
return (result);
}
boolean process_specs (void)
{
input_image_t *image = NULL;
output_page_t *page = NULL;
int i = 0;
int p = 0;
int page_index = 0;
input_attributes_t input_attributes;
input_modifier_type_t parity;
page_label_t *page_label;
for (;;)
{
if ((! image) || (i >= range_count (image->range)))
{
if (image)
image = image->next;
else
image = first_input_image;
if (! image)
return (0);
i = 0;
if (! open_tiff_input_file (get_input_file (image->input_context)))
return (0);
}
if ((! page) || (p >= range_count (page->range)))
{
if (page)
page = page->next;
else
page = first_output_page;
p = 0;
if (! open_pdf_output_file (get_output_file (page->output_context)))
return (0);
page_label = get_output_page_label (page->output_context);
process_page_numbers (page_index,
range_count (page->range),
page->range.first,
page_label);
}
parity = ((image->range.first + i) % 2) ? INPUT_MODIFIER_ODD : INPUT_MODIFIER_EVEN;
memset (& input_attributes, 0, sizeof (input_attributes));
input_attributes.rotation = get_input_rotation (image->input_context,
parity);;
process_page (image->range.first + i,
input_attributes,
page->bookmark_list);
i++;
p++;
page_index++;
}
return (1);
}

8
semantics.h
View File

@@ -46,9 +46,6 @@ extern int line; /* line number in spec file */
extern int bookmark_level;
boolean parse_spec_file (char *fn);
/* semantic routines for input statements */
void input_push_context (void);
void input_pop_context (void);
@@ -64,3 +61,8 @@ void output_set_file (char *name);
void output_set_bookmark (char *name);
void output_set_page_label (page_label_t label);
void output_pages (range_t range);
/* functions to be called from main program: */
boolean parse_spec_file (char *fn);
boolean process_specs (void);

123
t2p.c
View File

@@ -1,7 +1,7 @@
/*
* tiffg4: reencode a bilevel TIFF file as a single-strip TIFF Class F Group 4
* Main program
* $Id: t2p.c,v 1.7 2001/12/31 08:44:24 eric Exp $
* $Id: t2p.c,v 1.8 2001/12/31 19:44:40 eric Exp $
* Copyright 2001 Eric Smith <eric@brouhaha.com>
*
* This program is free software; you can redistribute it and/or modify
@@ -33,49 +33,115 @@
#include "tiff2pdf.h"
typedef struct output_file_t
{
struct output_file_t *next;
char *name;
panda_pdf *pdf;
} output_file_t;
char *in_filename;
TIFF *in;
panda_pdf *out;
output_file_t *output_files;
output_file_t *out;
/* panda_pdf *out; */
boolean close_tiff_input_file (void)
{
if (in)
TIFFClose (in);
{
free (in_filename);
TIFFClose (in);
}
in = NULL;
in_filename = NULL;
return (1);
}
boolean open_tiff_input_file (char *name)
{
if (in)
close_tiff_input_file ();
{
if (strcmp (name, in_filename) == 0)
return (1);
close_tiff_input_file ();
}
in_filename = strdup (name);
if (! in_filename)
{
fprintf (stderr, "can't strdup input filename '%s'\n", name);
return (0);
}
in = TIFFOpen (name, "r");
if (! in)
{
fprintf (stderr, "can't open input file '%s'\n", name);
free (in_filename);
return (0);
}
return (1);
}
boolean close_pdf_output_file (void)
boolean close_pdf_output_files (void)
{
if (out)
panda_close (out);
output_file_t *o, *n;
for (o = output_files; o; o = n)
{
n = o->next;
panda_close (o->pdf);
free (o->name);
free (o);
}
out = NULL;
output_files = NULL;
return (1);
}
boolean open_pdf_output_file (char *name)
{
if (out)
close_pdf_output_file ();
out = panda_open (name, "w");
if (! out)
output_file_t *o;
if (out && (strcmp (name, out->name) == 0))
return (1);
for (o = output_files; o; o = o->next)
if (strcmp (name, o->name) == 0)
{
out = o;
return (1);
}
o = calloc (1, sizeof (output_file_t));
if (! 0)
{
fprintf (stderr, "can't calloc output file struct for '%s'\n", name);
return (0);
}
o->name = strdup (name);
if (! o->name)
{
fprintf (stderr, "can't strdup output filename '%s'\n", name);
free (o);
return (0);
}
o->pdf = panda_open (name, "w");
if (! o->pdf)
{
fprintf (stderr, "can't open output file '%s'\n", name);
free (o->name);
free (o);
return (0);
}
/* prepend new output file onto list */
o->next = output_files;
output_files = o;
out = o;
return (1);
}
@@ -178,19 +244,19 @@ boolean process_page (int image, /* range 1 .. n */
}
#if 0
TIFFSetField (out, TIFFTAG_IMAGELENGTH, image_length);
TIFFSetField (out, TIFFTAG_IMAGEWIDTH, image_width);
TIFFSetField (out, TIFFTAG_PLANARCONFIG, planar_config);
TIFFSetField (out->pdf, TIFFTAG_IMAGELENGTH, image_length);
TIFFSetField (out->pdf, TIFFTAG_IMAGEWIDTH, image_width);
TIFFSetField (out->pdf, TIFFTAG_PLANARCONFIG, planar_config);
TIFFSetField (out, TIFFTAG_ROWSPERSTRIP, image_length);
TIFFSetField (out->pdf, TIFFTAG_ROWSPERSTRIP, image_length);
TIFFSetField (out, TIFFTAG_RESOLUTIONUNIT, resolution_unit);
TIFFSetField (out, TIFFTAG_XRESOLUTION, x_resolution);
TIFFSetField (out, TIFFTAG_YRESOLUTION, y_resolution);
TIFFSetField (out->pdf, TIFFTAG_RESOLUTIONUNIT, resolution_unit);
TIFFSetField (out->pdf, TIFFTAG_XRESOLUTION, x_resolution);
TIFFSetField (out->pdf, TIFFTAG_YRESOLUTION, y_resolution);
TIFFSetField (out, TIFFTAG_BITSPERSAMPLE, bits_per_sample);
TIFFSetField (out, TIFFTAG_COMPRESSION, COMPRESSION_CCITTFAX4);
TIFFSetField (out, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISWHITE);
TIFFSetField (out->pdf, TIFFTAG_BITSPERSAMPLE, bits_per_sample);
TIFFSetField (out->pdf, TIFFTAG_COMPRESSION, COMPRESSION_CCITTFAX4);
TIFFSetField (out->pdf, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISWHITE);
#endif
buffer = _TIFFmalloc (TIFFScanlineSize (in));
@@ -204,7 +270,7 @@ boolean process_page (int image, /* range 1 .. n */
{
TIFFReadScanline (in, buffer, row, 0);
#if 0
TIFFWriteScanline (out, buffer, row, 0);
TIFFWriteScanline (out->pdf, buffer, row, 0);
#endif
}
@@ -231,10 +297,19 @@ int main (int argc, char *argv[])
}
if (! parse_spec_file (argv [1]))
goto fail;
{
result = 2;
goto fail;
}
if (! process_specs ())
{
result = 3;
goto fail;
}
fail:
close_tiff_input_file ();
close_pdf_output_file ();
close_pdf_output_files ();
return (result);
}

1
t2p.h
View File

@@ -9,7 +9,6 @@ boolean open_tiff_input_file (char *name);
boolean close_tiff_input_file (void);
boolean open_pdf_output_file (char *name);
boolean close_pdf_output_file (void);
void process_page_numbers (int page_index,
int count,

123
tumble.c
View File

@@ -1,7 +1,7 @@
/*
* tiffg4: reencode a bilevel TIFF file as a single-strip TIFF Class F Group 4
* Main program
* $Id: tumble.c,v 1.7 2001/12/31 08:44:24 eric Exp $
* $Id: tumble.c,v 1.8 2001/12/31 19:44:40 eric Exp $
* Copyright 2001 Eric Smith <eric@brouhaha.com>
*
* This program is free software; you can redistribute it and/or modify
@@ -33,49 +33,115 @@
#include "tiff2pdf.h"
typedef struct output_file_t
{
struct output_file_t *next;
char *name;
panda_pdf *pdf;
} output_file_t;
char *in_filename;
TIFF *in;
panda_pdf *out;
output_file_t *output_files;
output_file_t *out;
/* panda_pdf *out; */
boolean close_tiff_input_file (void)
{
if (in)
TIFFClose (in);
{
free (in_filename);
TIFFClose (in);
}
in = NULL;
in_filename = NULL;
return (1);
}
boolean open_tiff_input_file (char *name)
{
if (in)
close_tiff_input_file ();
{
if (strcmp (name, in_filename) == 0)
return (1);
close_tiff_input_file ();
}
in_filename = strdup (name);
if (! in_filename)
{
fprintf (stderr, "can't strdup input filename '%s'\n", name);
return (0);
}
in = TIFFOpen (name, "r");
if (! in)
{
fprintf (stderr, "can't open input file '%s'\n", name);
free (in_filename);
return (0);
}
return (1);
}
boolean close_pdf_output_file (void)
boolean close_pdf_output_files (void)
{
if (out)
panda_close (out);
output_file_t *o, *n;
for (o = output_files; o; o = n)
{
n = o->next;
panda_close (o->pdf);
free (o->name);
free (o);
}
out = NULL;
output_files = NULL;
return (1);
}
boolean open_pdf_output_file (char *name)
{
if (out)
close_pdf_output_file ();
out = panda_open (name, "w");
if (! out)
output_file_t *o;
if (out && (strcmp (name, out->name) == 0))
return (1);
for (o = output_files; o; o = o->next)
if (strcmp (name, o->name) == 0)
{
out = o;
return (1);
}
o = calloc (1, sizeof (output_file_t));
if (! 0)
{
fprintf (stderr, "can't calloc output file struct for '%s'\n", name);
return (0);
}
o->name = strdup (name);
if (! o->name)
{
fprintf (stderr, "can't strdup output filename '%s'\n", name);
free (o);
return (0);
}
o->pdf = panda_open (name, "w");
if (! o->pdf)
{
fprintf (stderr, "can't open output file '%s'\n", name);
free (o->name);
free (o);
return (0);
}
/* prepend new output file onto list */
o->next = output_files;
output_files = o;
out = o;
return (1);
}
@@ -178,19 +244,19 @@ boolean process_page (int image, /* range 1 .. n */
}
#if 0
TIFFSetField (out, TIFFTAG_IMAGELENGTH, image_length);
TIFFSetField (out, TIFFTAG_IMAGEWIDTH, image_width);
TIFFSetField (out, TIFFTAG_PLANARCONFIG, planar_config);
TIFFSetField (out->pdf, TIFFTAG_IMAGELENGTH, image_length);
TIFFSetField (out->pdf, TIFFTAG_IMAGEWIDTH, image_width);
TIFFSetField (out->pdf, TIFFTAG_PLANARCONFIG, planar_config);
TIFFSetField (out, TIFFTAG_ROWSPERSTRIP, image_length);
TIFFSetField (out->pdf, TIFFTAG_ROWSPERSTRIP, image_length);
TIFFSetField (out, TIFFTAG_RESOLUTIONUNIT, resolution_unit);
TIFFSetField (out, TIFFTAG_XRESOLUTION, x_resolution);
TIFFSetField (out, TIFFTAG_YRESOLUTION, y_resolution);
TIFFSetField (out->pdf, TIFFTAG_RESOLUTIONUNIT, resolution_unit);
TIFFSetField (out->pdf, TIFFTAG_XRESOLUTION, x_resolution);
TIFFSetField (out->pdf, TIFFTAG_YRESOLUTION, y_resolution);
TIFFSetField (out, TIFFTAG_BITSPERSAMPLE, bits_per_sample);
TIFFSetField (out, TIFFTAG_COMPRESSION, COMPRESSION_CCITTFAX4);
TIFFSetField (out, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISWHITE);
TIFFSetField (out->pdf, TIFFTAG_BITSPERSAMPLE, bits_per_sample);
TIFFSetField (out->pdf, TIFFTAG_COMPRESSION, COMPRESSION_CCITTFAX4);
TIFFSetField (out->pdf, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISWHITE);
#endif
buffer = _TIFFmalloc (TIFFScanlineSize (in));
@@ -204,7 +270,7 @@ boolean process_page (int image, /* range 1 .. n */
{
TIFFReadScanline (in, buffer, row, 0);
#if 0
TIFFWriteScanline (out, buffer, row, 0);
TIFFWriteScanline (out->pdf, buffer, row, 0);
#endif
}
@@ -231,10 +297,19 @@ int main (int argc, char *argv[])
}
if (! parse_spec_file (argv [1]))
goto fail;
{
result = 2;
goto fail;
}
if (! process_specs ())
{
result = 3;
goto fail;
}
fail:
close_tiff_input_file ();
close_pdf_output_file ();
close_pdf_output_files ();
return (result);
}

1
tumble.h
View File

@@ -9,7 +9,6 @@ boolean open_tiff_input_file (char *name);
boolean close_tiff_input_file (void);
boolean open_pdf_output_file (char *name);
boolean close_pdf_output_file (void);
void process_page_numbers (int page_index,
int count,