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rename br.c to bitblt_table_gen.c, and integrate use of it into build process

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Eric Smith
2003-02-19 10:14:49 +00:00
parent 7e7db5906e
commit a5af44a73a
5 changed files with 146 additions and 84 deletions
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41
Makefile
View File

@@ -1,6 +1,6 @@
# t2p: build a PDF file out of one or more TIFF Class F Group 4 files
# Makefile
# $Id: Makefile,v 1.11 2003/01/21 10:53:48 eric Exp $
# $Id: Makefile,v 1.12 2003/02/19 02:14:49 eric Exp $
# Copyright 2001 Eric Smith <eric@brouhaha.com>
#
# This program is free software; you can redistribute it and/or modify
@@ -20,24 +20,31 @@
CFLAGS = -Wall -g -I/usr/local/include/panda
LDLIBS = -g -ltiff -lm -L/usr/local/lib/panda -lpanda -lpng
# Panda is not all that common, so we'll statically link it in order to
# make the t2p binary more portable.
LDFLAGS = -g
LDLIBS = -Wl,-static -lpanda -Wl,-dy -lpng -ltiff -ljpeg -lz -lm -L/usr/local/lib/panda
YACC = bison
YFLAGS = -d -v
# -----------------------------------------------------------------------------
# You shouldn't have to change anything below this point, but if you do please
# let me know why so I can improve this Makefile.
# -----------------------------------------------------------------------------
VERSION = 0.1
VERSION = 0.10
PACKAGE = t2p
TARGETS = t2p bitblt_test
CSRCS = t2p.c semantics.c bitblt.c bitblt_test.c
CSRCS = t2p.c semantics.c bitblt.c bitblt_test.c bitblt_table_gen.c
OSRCS = scanner.l parser.y
HDRS = t2p.h semantics.h bitblt.h
HDRS = t2p.h semantics.h bitblt.h
MISC = COPYING Makefile
DISTFILES = $(MISC) $(HDRS) $(CSRCS) $(OSRCS)
@@ -45,13 +52,23 @@ DISTNAME = $(PACKAGE)-$(VERSION)
AUTO_CSRCS = scanner.c parser.tab.c
AUTO_HDRS = parser.tab.h
AUTO_HDRS = parser.tab.h bitblt_tables.h
AUTO_MISC = parser.output
all: $(TARGETS)
t2p: t2p.o scanner.o semantics.o parser.tab.o bitblt.o
bitblt_tables.h: bitblt_table_gen
./bitblt_table_gen >bitblt_tables.h
bitblt_table_gen: bitblt_table_gen.o
bitblt_test: bitblt_test.o bitblt.o
dist: $(DISTFILES)
-rm -rf $(DISTNAME)
mkdir $(DISTNAME)
@@ -60,16 +77,11 @@ dist: $(DISTFILES)
-rm -rf $(DISTNAME)
t2p: t2p.o scanner.o semantics.o parser.tab.o bitblt.o
bitblt_test: bitblt_test.o bitblt.o
clean:
rm -f *.o *.d $(TARGETS) $(AUTO_SRCS) $(AUTO_HDRS) $(AUTO_MISC)
rm -f *.o *.d $(TARGETS) $(AUTO_CSRCS) $(AUTO_HDRS) $(AUTO_MISC)
very_clean:
rm -f *.o *.d $(TARGETS) $(AUTO_SRCS) $(AUTO_HDRS) $(AUTO_MISC) \
rm -f *.o *.d $(TARGETS) $(AUTO_CSRCS) $(AUTO_HDRS) $(AUTO_MISC) \
*~ *.pdf
wc:
@@ -82,9 +94,6 @@ ls-lt:
%.tab.c %.tab.h %.output: %.y
$(YACC) $(YFLAGS) $<
# %.c: %.l
# $(LEX) $(LFLAGS) $<
ALL_CSRCS = $(CSRCS) $(AUTO_CSRCS)

70
bitblt.c
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@@ -1,3 +1,29 @@
/*
* t2p: Create a PDF file from the contents of one or more TIFF
* bilevel image files. The images in the resulting PDF file
* will be compressed using ITU-T T.6 (G4) fax encoding.
*
* bitblt routines
* $Id: bitblt.c,v 1.11 2003/02/19 02:14:44 eric Exp $
* Copyright 2001, 2002, 2003 Eric Smith <eric@brouhaha.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation. Note that permission is
* not granted to redistribute this program under the terms of any
* other version of the General Public License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA
*/
#include <stdbool.h>
#include <stdint.h>
#include <assert.h>
@@ -7,47 +33,12 @@
#include "bitblt.h"
#include "bitblt_tables.h"
#define DIV_ROUND_UP(count,pow2) (((count) - 1) / (pow2) + 1)
static const uint8_t bit_reverse_byte [0x100] =
{
0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0,
0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8,
0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4,
0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec,
0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2,
0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea,
0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6,
0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee,
0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1,
0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9,
0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5,
0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed,
0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3,
0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb,
0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7,
0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef,
0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff
};
void reverse_bits (uint8_t *p, int byte_count)
{
while (byte_count--)
@@ -733,3 +724,8 @@ void rot_270 (Bitmap *src) /* transpose + flip_v */
transpose (src);
flip_v (src);
}
void bitblt_init (void)
{
}

29
bitblt.h
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@@ -1,3 +1,29 @@
/*
* t2p: Create a PDF file from the contents of one or more TIFF
* bilevel image files. The images in the resulting PDF file
* will be compressed using ITU-T T.6 (G4) fax encoding.
*
* bitblt routines
* $Id: bitblt.h,v 1.10 2003/02/19 02:14:44 eric Exp $
* Copyright 2001, 2002, 2003 Eric Smith <eric@brouhaha.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation. Note that permission is
* not granted to redistribute this program under the terms of any
* other version of the General Public License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA
*/
typedef struct Point
{
int32_t x;
@@ -40,6 +66,9 @@ typedef struct Bitmap
#define TF_XOR 0x6
void bitblt_init (void);
Bitmap *create_bitmap (Rect *rect);
void free_bitmap (Bitmap *bitmap);

59
bitblt_table_gen.c Normal file
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@@ -0,0 +1,59 @@
/*
* t2p: Create a PDF file from the contents of one or more TIFF
* bilevel image files. The images in the resulting PDF file
* will be compressed using ITU-T T.6 (G4) fax encoding.
*
* bitblt table generator
* $Id: bitblt_table_gen.c,v 1.1 2003/02/19 02:14:44 eric Exp $
* Copyright 2001, 2002, 2003 Eric Smith <eric@brouhaha.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation. Note that permission is
* not granted to redistribute this program under the terms of any
* other version of the General Public License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA
*/
#include <stdio.h>
int main (int argc, char *argv[])
{
int i, j;
printf ("/* This file is automatically generated; do not edit */\n");
printf ("\n");
printf ("static const uint8_t bit_reverse_byte [0x100] =\n");
printf ("{\n");
for (i = 0; i < 0x100; i++)
{
if ((i & 7) == 0)
printf (" ");
j = (((i & 0x01) << 7) |
((i & 0x02) << 5) |
((i & 0x04) << 3) |
((i & 0x08) << 1) |
((i & 0x10) >> 1) |
((i & 0x20) >> 3) |
((i & 0x40) >> 5) |
((i & 0x80) >> 7));
printf ("0x%02x", j);
if (i != 0xff)
printf (",");
if ((i & 7) == 7)
printf ("\n");
else
printf (" ");
}
printf ("};\n");
return (0);
}

31
br.c
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@@ -1,31 +0,0 @@
#include <stdio.h>
int main (int argc, char *argv[])
{
int i, j;
printf ("static const u8 bit_reverse_byte [0x100] =\n");
printf ("{\n");
for (i = 0; i < 0x100; i++)
{
if ((i & 7) == 0)
printf (" ");
j = (((i & 0x01) << 7) |
((i & 0x02) << 5) |
((i & 0x04) << 3) |
((i & 0x08) << 1) |
((i & 0x10) >> 1) |
((i & 0x20) >> 3) |
((i & 0x40) >> 5) |
((i & 0x80) >> 7));
printf ("0x%02x", j);
if (i != 0xff)
printf (",");
if ((i & 7) == 7)
printf ("\n");
else
printf (" ");
}
printf ("};\n");
return (0);
}