Mercurial > cpython-lru_cache-weakref

annotate Modules/imgfile.c @ 79675:c0a2294de787 2.7

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Issue #16199: Backport 2to3 typo fix from 3.2.
author Chris Jerdonek <chris.jerdonek@gmail.com>
date Thu, 11 Oct 2012 16:15:46 -0700
parents fd25030223b0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1
1022
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
2 /* IMGFILE module - Interface to sgi libimage */
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3
13620
5b727ab37092 Spelling fixes supplied by Rob W. W. Hooft. All these are fixes in either
Thomas Wouters <thomas@python.org>
parents: 13514
diff changeset
4 /* XXX This module should be done better at some point. It should return
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
5 ** an object of image file class, and have routines to manipulate these
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
6 ** image files in a neater way (so you can get rgb images off a greyscale
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
7 ** file, for instance, or do a straight display without having to get the
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
8 ** image bits into python, etc).
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
9 **
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
10 ** Warning: this module is very non-reentrant (esp. the readscaled stuff)
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
11 */
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
12
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
13 #include "Python.h"
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
14
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
15 #include <gl/image.h>
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
16
1188
584c4142c537 Use full path for izoom.h include file
Jack Jansen <jack.jansen@cwi.nl>
parents: 1187
diff changeset
17 #include "/usr/people/4Dgifts/iristools/include/izoom.h"
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
18
4624
b11d96c8075c Added a bunch of extern void decls, to keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4600
diff changeset
19 /* Bunch of missing extern decls; keep gcc -Wall happy... */
b11d96c8075c Added a bunch of extern void decls, to keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4600
diff changeset
20 extern void i_seterror();
b11d96c8075c Added a bunch of extern void decls, to keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4600
diff changeset
21 extern void iclose();
b11d96c8075c Added a bunch of extern void decls, to keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4600
diff changeset
22 extern void filterzoom();
b11d96c8075c Added a bunch of extern void decls, to keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4600
diff changeset
23 extern void putrow();
b11d96c8075c Added a bunch of extern void decls, to keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4600
diff changeset
24 extern void getrow();
b11d96c8075c Added a bunch of extern void decls, to keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4600
diff changeset
25
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
26 static PyObject * ImgfileError; /* Exception we raise for various trouble */
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
27
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
28 static int top_to_bottom; /* True if we want top-to-bottom images */
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
29
1022
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
30 /* The image library does not always call the error hander :-(,
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
31 therefore we have a global variable indicating that it was called.
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
32 It is cleared by imgfile_open(). */
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
33
713
862457e0237c Improved error handling.
Guido van Rossum <guido@python.org>
parents: 691
diff changeset
34 static int error_called;
862457e0237c Improved error handling.
Guido van Rossum <guido@python.org>
parents: 691
diff changeset
35
1022
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
36
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
37 /* The error handler */
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
38
4600
d36250aefb82 Keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
39 static void
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
40 imgfile_error(char *str)
713
862457e0237c Improved error handling.
Guido van Rossum <guido@python.org>
parents: 691
diff changeset
41 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
42 PyErr_SetString(ImgfileError, str);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
43 error_called = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
44 return; /* To imglib, which will return a failure indicator */
713
862457e0237c Improved error handling.
Guido van Rossum <guido@python.org>
parents: 691
diff changeset
45 }
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
46
1022
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
47
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
48 /* Open an image file and return a pointer to it.
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
49 Make sure we raise an exception if we fail. */
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
50
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
51 static IMAGE *
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
52 imgfile_open(char *fname)
886
9a05e2bfa74c added readscaled() function.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
53 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
54 IMAGE *image;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
55 i_seterror(imgfile_error);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
56 error_called = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
57 errno = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
58 if ( (image = iopen(fname, "r")) == NULL ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
59 /* Error may already be set by imgfile_error */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
60 if ( !error_called ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
61 if (errno)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
62 PyErr_SetFromErrno(ImgfileError);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
63 else
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
64 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
65 "Can't open image file");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
66 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
67 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
68 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
69 return image;
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
70 }
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
71
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
72 static PyObject *
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
73 imgfile_ttob(PyObject *self, PyObject *args)
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1313
diff changeset
74 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
75 int newval;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
76 PyObject *rv;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
77
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
78 if (!PyArg_ParseTuple(args, "i:ttob", &newval))
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
79 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
80 rv = PyInt_FromLong(top_to_bottom);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
81 top_to_bottom = newval;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
82 return rv;
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1313
diff changeset
83 }
1022
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
84
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
85 static PyObject *
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
86 imgfile_read(PyObject *self, PyObject *args)
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
87 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
88 char *fname;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
89 PyObject *rv;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
90 int xsize, ysize, zsize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
91 char *cdatap;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
92 long *idatap;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
93 static short rs[8192], gs[8192], bs[8192];
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
94 int x, y;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
95 IMAGE *image;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
96 int yfirst, ylast, ystep;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
97
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
98 if ( !PyArg_ParseTuple(args, "s:read", &fname) )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
99 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
100
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
101 if ( (image = imgfile_open(fname)) == NULL )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
102 return NULL;
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1313
diff changeset
103
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
104 if ( image->colormap != CM_NORMAL ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
105 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
106 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
107 "Can only handle CM_NORMAL images");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
108 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
109 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
110 if ( BPP(image->type) != 1 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
111 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
112 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
113 "Can't handle imgfiles with bpp!=1");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
114 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
115 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
116 xsize = image->xsize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
117 ysize = image->ysize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
118 zsize = image->zsize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
119 if ( zsize != 1 && zsize != 3) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
120 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
121 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
122 "Can only handle 1 or 3 byte pixels");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
123 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
124 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
125 if ( xsize > 8192 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
126 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
127 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
128 "Can't handle image with > 8192 columns");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
129 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
130 }
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
131
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
132 if ( zsize == 3 ) zsize = 4;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
133 rv = PyString_FromStringAndSize((char *)NULL, xsize*ysize*zsize);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
134 if ( rv == NULL ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
135 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
136 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
137 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
138 cdatap = PyString_AsString(rv);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
139 idatap = (long *)cdatap;
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
140
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
141 if (top_to_bottom) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
142 yfirst = ysize-1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
143 ylast = -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
144 ystep = -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
145 } else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
146 yfirst = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
147 ylast = ysize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
148 ystep = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
149 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
150 for ( y=yfirst; y != ylast && !error_called; y += ystep ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
151 if ( zsize == 1 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
152 getrow(image, rs, y, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
153 for(x=0; x<xsize; x++ )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
154 *cdatap++ = rs[x];
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
155 } else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
156 getrow(image, rs, y, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
157 getrow(image, gs, y, 1);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
158 getrow(image, bs, y, 2);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
159 for(x=0; x<xsize; x++ )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
160 *idatap++ = (rs[x] & 0xff) |
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
161 ((gs[x] & 0xff)<<8) |
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
162 ((bs[x] & 0xff)<<16);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
163 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
164 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
165 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
166 if ( error_called ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
167 Py_DECREF(rv);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
168 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
169 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
170 return rv;
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
171 }
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
172
1313
6ee380349c84 * Added gmtime/localtime/mktime and SYSV timezone globals to timemodule.c.
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
173 static IMAGE *glob_image;
6ee380349c84 * Added gmtime/localtime/mktime and SYSV timezone globals to timemodule.c.
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
174 static long *glob_datap;
1347
a22a350d3a5d * Extended X interface: pixmap objects, colormap objects visual objects,
Sjoerd Mullender <sjoerd@acm.org>
parents: 1313
diff changeset
175 static int glob_width, glob_z, glob_ysize;
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
176
4600
d36250aefb82 Keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
177 static void
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
178 xs_get(short *buf, int y)
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
179 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
180 if (top_to_bottom)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
181 getrow(glob_image, buf, (glob_ysize-1-y), glob_z);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
182 else
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
183 getrow(glob_image, buf, y, glob_z);
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
184 }
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
185
4600
d36250aefb82 Keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
186 static void
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
187 xs_put_c(short *buf, int y)
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
188 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
189 char *datap = (char *)glob_datap + y*glob_width;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
190 int width = glob_width;
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
191
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
192 while ( width-- )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
193 *datap++ = (*buf++) & 0xff;
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
194 }
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
195
4600
d36250aefb82 Keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
196 static void
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
197 xs_put_0(short *buf, int y)
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
198 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
199 long *datap = glob_datap + y*glob_width;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
200 int width = glob_width;
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
201
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
202 while ( width-- )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
203 *datap++ = (*buf++) & 0xff;
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
204 }
4600
d36250aefb82 Keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
205 static void
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
206 xs_put_12(short *buf, int y)
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
207 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
208 long *datap = glob_datap + y*glob_width;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
209 int width = glob_width;
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
210
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
211 while ( width-- )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
212 *datap++ |= ((*buf++) & 0xff) << (glob_z*8);
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
213 }
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
214
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
215 static void
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
216 xscale(IMAGE *image, int xsize, int ysize, int zsize,
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
217 long *datap, int xnew, int ynew, int fmode, double blur)
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
218 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
219 glob_image = image;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
220 glob_datap = datap;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
221 glob_width = xnew;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
222 glob_ysize = ysize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
223 if ( zsize == 1 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
224 glob_z = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
225 filterzoom(xs_get, xs_put_c, xsize, ysize,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
226 xnew, ynew, fmode, blur);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
227 } else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
228 glob_z = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
229 filterzoom(xs_get, xs_put_0, xsize, ysize,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
230 xnew, ynew, fmode, blur);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
231 glob_z = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
232 filterzoom(xs_get, xs_put_12, xsize, ysize,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
233 xnew, ynew, fmode, blur);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
234 glob_z = 2;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
235 filterzoom(xs_get, xs_put_12, xsize, ysize,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
236 xnew, ynew, fmode, blur);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
237 }
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
238 }
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
239
1022
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
240
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
241 static PyObject *
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
242 imgfile_readscaled(PyObject *self, PyObject *args)
886
9a05e2bfa74c added readscaled() function.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
243 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
244 char *fname;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
245 PyObject *rv;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
246 int xsize, ysize, zsize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
247 char *cdatap;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
248 long *idatap;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
249 static short rs[8192], gs[8192], bs[8192];
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
250 int x, y;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
251 int xwtd, ywtd, xorig, yorig;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
252 float xfac, yfac;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
253 IMAGE *image;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
254 char *filter;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
255 double blur = 1.0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
256 int extended;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
257 int fmode = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
258 int yfirst, ylast, ystep;
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
259
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
260 /*
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
261 ** Parse args. Funny, since arg 4 and 5 are optional
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
262 ** (filter name and blur factor). Also, 4 or 5 arguments indicates
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
263 ** extended scale algorithm in stead of simple-minded pixel drop/dup.
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
264 */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
265 extended = PyTuple_Size(args) >= 4;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
266 if ( !PyArg_ParseTuple(args, "sii|sd",
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
267 &fname, &xwtd, &ywtd, &filter, &blur) )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
268 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
269
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
270 /*
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
271 ** Check parameters, open file and check type, rows, etc.
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
272 */
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
273 if ( extended ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
274 if ( strcmp(filter, "impulse") == 0 )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
275 fmode = IMPULSE;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
276 else if ( strcmp( filter, "box") == 0 )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
277 fmode = BOX;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
278 else if ( strcmp( filter, "triangle") == 0 )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
279 fmode = TRIANGLE;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
280 else if ( strcmp( filter, "quadratic") == 0 )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
281 fmode = QUADRATIC;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
282 else if ( strcmp( filter, "gaussian") == 0 )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
283 fmode = GAUSSIAN;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
284 else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
285 PyErr_SetString(ImgfileError, "Unknown filter type");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
286 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
287 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
288 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
289
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
290 if ( (image = imgfile_open(fname)) == NULL )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
291 return NULL;
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
292
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
293 if ( image->colormap != CM_NORMAL ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
294 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
295 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
296 "Can only handle CM_NORMAL images");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
297 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
298 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
299 if ( BPP(image->type) != 1 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
300 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
301 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
302 "Can't handle imgfiles with bpp!=1");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
303 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
304 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
305 xsize = image->xsize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
306 ysize = image->ysize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
307 zsize = image->zsize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
308 if ( zsize != 1 && zsize != 3) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
309 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
310 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
311 "Can only handle 1 or 3 byte pixels");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
312 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
313 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
314 if ( xsize > 8192 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
315 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
316 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
317 "Can't handle image with > 8192 columns");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
318 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
319 }
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
320
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
321 if ( zsize == 3 ) zsize = 4;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
322 rv = PyString_FromStringAndSize(NULL, xwtd*ywtd*zsize);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
323 if ( rv == NULL ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
324 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
325 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
326 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
327 PyFPE_START_PROTECT("readscaled", return 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
328 xfac = (float)xsize/(float)xwtd;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
329 yfac = (float)ysize/(float)ywtd;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
330 PyFPE_END_PROTECT(yfac)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
331 cdatap = PyString_AsString(rv);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
332 idatap = (long *)cdatap;
886
9a05e2bfa74c added readscaled() function.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
333
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
334 if ( extended ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
335 xscale(image, xsize, ysize, zsize,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
336 idatap, xwtd, ywtd, fmode, blur);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
337 } else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
338 if (top_to_bottom) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
339 yfirst = ywtd-1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
340 ylast = -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
341 ystep = -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
342 } else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
343 yfirst = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
344 ylast = ywtd;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
345 ystep = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
346 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
347 for ( y=yfirst; y != ylast && !error_called; y += ystep ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
348 yorig = (int)(y*yfac);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
349 if ( zsize == 1 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
350 getrow(image, rs, yorig, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
351 for(x=0; x<xwtd; x++ ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
352 *cdatap++ = rs[(int)(x*xfac)];
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
353 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
354 } else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
355 getrow(image, rs, yorig, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
356 getrow(image, gs, yorig, 1);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
357 getrow(image, bs, yorig, 2);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
358 for(x=0; x<xwtd; x++ ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
359 xorig = (int)(x*xfac);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
360 *idatap++ = (rs[xorig] & 0xff) |
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
361 ((gs[xorig] & 0xff)<<8) |
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
362 ((bs[xorig] & 0xff)<<16);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
363 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
364 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
365 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
366 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
367 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
368 if ( error_called ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
369 Py_DECREF(rv);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
370 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
371 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
372 return rv;
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
373 }
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
374
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
375 static PyObject *
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
376 imgfile_getsizes(PyObject *self, PyObject *args)
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
377 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
378 char *fname;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
379 PyObject *rv;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
380 IMAGE *image;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
381
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
382 if ( !PyArg_ParseTuple(args, "s:getsizes", &fname) )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
383 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
384
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
385 if ( (image = imgfile_open(fname)) == NULL )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
386 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
387 rv = Py_BuildValue("(iii)", image->xsize, image->ysize, image->zsize);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
388 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
389 return rv;
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
390 }
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
391
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
392 static PyObject *
13514
5304b88fe3cc ANSI-fication of the SGI modules (note that svmodule.c and sgimodule.c
Peter Schneider-Kamp <nowonder@nowonder.de>
parents: 13256
diff changeset
393 imgfile_write(PyObject *self, PyObject *args)
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
394 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
395 IMAGE *image;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
396 char *fname;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
397 int xsize, ysize, zsize, len;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
398 char *cdatap;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
399 long *idatap;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
400 short rs[8192], gs[8192], bs[8192];
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
401 short r, g, b;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
402 long rgb;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
403 int x, y;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
404 int yfirst, ylast, ystep;
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
405
886
9a05e2bfa74c added readscaled() function.
Guido van Rossum <guido@python.org>
parents: 795
diff changeset
406
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
407 if ( !PyArg_ParseTuple(args, "ss#iii:write",
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
408 &fname, &cdatap, &len, &xsize, &ysize, &zsize) )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
409 return NULL;
1187
6a077c293986 Added (optional) better scaling to readscaled
Jack Jansen <jack.jansen@cwi.nl>
parents: 1022
diff changeset
410
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
411 if ( zsize != 1 && zsize != 3 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
412 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
413 "Can only handle 1 or 3 byte pixels");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
414 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
415 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
416 if ( len != xsize * ysize * (zsize == 1 ? 1 : 4) ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
417 PyErr_SetString(ImgfileError, "Data does not match sizes");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
418 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
419 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
420 if ( xsize > 8192 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
421 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
422 "Can't handle image with > 8192 columns");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
423 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
424 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
425
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
426 error_called = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
427 errno = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
428 image =iopen(fname, "w", RLE(1), 3, xsize, ysize, zsize);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
429 if ( image == 0 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
430 if ( ! error_called ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
431 if (errno)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
432 PyErr_SetFromErrno(ImgfileError);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
433 else
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
434 PyErr_SetString(ImgfileError,
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
435 "Can't create image file");
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
436 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
437 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
438 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
439
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
440 idatap = (long *)cdatap;
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
441
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
442 if (top_to_bottom) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
443 yfirst = ysize-1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
444 ylast = -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
445 ystep = -1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
446 } else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
447 yfirst = 0;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
448 ylast = ysize;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
449 ystep = 1;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
450 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
451 for ( y=yfirst; y != ylast && !error_called; y += ystep ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
452 if ( zsize == 1 ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
453 for( x=0; x<xsize; x++ )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
454 rs[x] = *cdatap++;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
455 putrow(image, rs, y, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
456 } else {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
457 for( x=0; x<xsize; x++ ) {
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
458 rgb = *idatap++;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
459 r = rgb & 0xff;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
460 g = (rgb >> 8 ) & 0xff;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
461 b = (rgb >> 16 ) & 0xff;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
462 rs[x] = r;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
463 gs[x] = g;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
464 bs[x] = b;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
465 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
466 putrow(image, rs, y, 0);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
467 putrow(image, gs, y, 1);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
468 putrow(image, bs, y, 2);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
469 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
470 }
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
471 iclose(image);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
472 if ( error_called )
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
473 return NULL;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
474 Py_INCREF(Py_None);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
475 return Py_None;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
476
988
197a2cf3a662 Added method to write image files.
Jack Jansen <jack.jansen@cwi.nl>
parents: 886
diff changeset
477 }
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
478
1022
9b566ac38c2b Got rid the bogus cache code and fix some unchecked errors.
Guido van Rossum <guido@python.org>
parents: 992
diff changeset
479
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
480 static PyMethodDef imgfile_methods[] = {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
481 { "getsizes", imgfile_getsizes, METH_VARARGS },
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
482 { "read", imgfile_read, METH_VARARGS },
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
483 { "readscaled", imgfile_readscaled, METH_VARARGS},
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
484 { "write", imgfile_write, METH_VARARGS },
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
485 { "ttob", imgfile_ttob, METH_VARARGS },
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
486 { NULL, NULL } /* Sentinel */
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
487 };
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
488
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
489
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
490 void
13651
8a063423e0b7 Bunch of minor ANSIfications: 'void initfunc()' -> 'void initfunc(void)',
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
491 initimgfile(void)
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
492 {
61463
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
493 PyObject *m, *d;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
494
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
495 if (PyErr_WarnPy3k("the imgfile module has been removed in "
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
496 "Python 3.0", 2) < 0)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
497 return;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
498
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
499 m = Py_InitModule("imgfile", imgfile_methods);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
500 if (m == NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
501 return;
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
502 d = PyModule_GetDict(m);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
503 ImgfileError = PyErr_NewException("imgfile.error", NULL, NULL);
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
504 if (ImgfileError != NULL)
fd25030223b0 Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents: 47527
diff changeset
505 PyDict_SetItemString(d, "error", ImgfileError);
691
d6fa64cec410 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
506 }
4809
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
507
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
508
6f8b5c3cd6cb Renamed.
Roger E. Masse <rmasse@newcnri.cnri.reston.va.us>
parents: 4624
diff changeset
509