author | Claus Gittinger <cg@exept.de> |
Tue, 14 Jan 1997 18:02:37 +0100 | |
changeset 365 | 47e0d48fd769 |
parent 359 | 6fdd7d3119a8 |
child 392 | 7729a280960c |
permissions | -rw-r--r-- |
0 | 1 |
" |
6 | 2 |
COPYRIGHT (c) 1991 by Claus Gittinger |
28 | 3 |
All Rights Reserved |
0 | 4 |
|
5 |
This software is furnished under a license and may be used |
|
6 |
only in accordance with the terms of that license and with the |
|
7 |
inclusion of the above copyright notice. This software may not |
|
8 |
be provided or otherwise made available to, or used by, any |
|
9 |
other person. No title to or ownership of the software is |
|
10 |
hereby transferred. |
|
11 |
" |
|
12 |
||
13 |
ImageReader subclass:#TIFFReader |
|
192 | 14 |
instanceVariableNames:'planarConfiguration subFileType stripOffsets rowsPerStrip |
159
327da5085900
fixed saving of 24bit RGB images (forgot samplesPerPixel-TAG)
Claus Gittinger <cg@exept.de>
parents:
135
diff
changeset
|
15 |
fillOrder compression group3options predictor stripByteCounts |
327da5085900
fixed saving of 24bit RGB images (forgot samplesPerPixel-TAG)
Claus Gittinger <cg@exept.de>
parents:
135
diff
changeset
|
16 |
currentOffset stripOffsetsPos stripByteCountsPos bitsPerSamplePos |
327da5085900
fixed saving of 24bit RGB images (forgot samplesPerPixel-TAG)
Claus Gittinger <cg@exept.de>
parents:
135
diff
changeset
|
17 |
colorMapPos' |
192 | 18 |
classVariableNames:'' |
19 |
poolDictionaries:'' |
|
259 | 20 |
category:'Graphics-Images-Support' |
0 | 21 |
! |
22 |
||
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
23 |
!TIFFReader class methodsFor:'documentation'! |
0 | 24 |
|
21 | 25 |
copyright |
26 |
" |
|
27 |
COPYRIGHT (c) 1991 by Claus Gittinger |
|
28 | 28 |
All Rights Reserved |
21 | 29 |
|
30 |
This software is furnished under a license and may be used |
|
31 |
only in accordance with the terms of that license and with the |
|
32 |
inclusion of the above copyright notice. This software may not |
|
33 |
be provided or otherwise made available to, or used by, any |
|
34 |
other person. No title to or ownership of the software is |
|
35 |
hereby transferred. |
|
36 |
" |
|
37 |
! |
|
38 |
||
0 | 39 |
documentation |
40 |
" |
|
21 | 41 |
This class knows how to read TIFF files and how to |
42 |
write uncompressed TIFF files. |
|
14 | 43 |
|
21 | 44 |
Only single image files are supported. |
38 | 45 |
Not all formats are implemented, and of those that are, not all are tested. |
159
327da5085900
fixed saving of 24bit RGB images (forgot samplesPerPixel-TAG)
Claus Gittinger <cg@exept.de>
parents:
135
diff
changeset
|
46 |
It should read with most rgb, mono and 2-plane greyscale |
38 | 47 |
images, since this is what I have as test material on the NeXT. |
21 | 48 |
It supports reading of uncompressed, LZW and G3 compressed |
49 |
images; JPEG and packbits are currently not implemented. |
|
14 | 50 |
|
21 | 51 |
Only writing of uncompressed images is currently implemented. |
159
327da5085900
fixed saving of 24bit RGB images (forgot samplesPerPixel-TAG)
Claus Gittinger <cg@exept.de>
parents:
135
diff
changeset
|
52 |
It should write (at least) mono, 8-bit palette and 24 bit rgb formats. |
21 | 53 |
More formats will come ... |
30 | 54 |
|
55 |
TODO: since I dont want to spend all of my life adding more formats here and |
|
56 |
reinventing the wheel, this code should be changed to use the tiff library. |
|
57 |
That would give us most formats and also writing capabilities for free. |
|
195 | 58 |
|
220 | 59 |
[author:] |
60 |
Claus Gittinger |
|
61 |
||
195 | 62 |
[See also:] |
234 | 63 |
Image Form Icon |
197 | 64 |
BlitImageReader FaceReader GIFReader JPEGReader PBMReader PCXReader |
210 | 65 |
ST80FormReader SunRasterReader TargaReader WindowsIconReader |
209 | 66 |
XBMReader XPMReader XWDReader |
0 | 67 |
" |
68 |
! ! |
|
69 |
||
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
70 |
!TIFFReader class methodsFor:'initialization'! |
28 | 71 |
|
72 |
initialize |
|
198 | 73 |
"install myself in the Image classes fileFormat table |
74 |
for the `.tiff', `.tif' and '.TIF' extensions." |
|
75 |
||
30 | 76 |
Image fileFormats at:'.tiff' put:self. |
28 | 77 |
Image fileFormats at:'.tif' put:self. |
78 |
Image fileFormats at:'.TIF' put:self. |
|
198 | 79 |
|
80 |
"Modified: 23.4.1996 / 12:28:57 / cg" |
|
28 | 81 |
! ! |
82 |
||
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
83 |
!TIFFReader class methodsFor:'testing'! |
3 | 84 |
|
135 | 85 |
canRepresent:anImage |
86 |
"return true, if anImage can be represented in my file format. |
|
87 |
Any image is supported." |
|
88 |
||
89 |
^ true |
|
90 |
! |
|
91 |
||
3 | 92 |
isValidImageFile:aFileName |
93 |
"return true, if aFileName contains a GIF image" |
|
94 |
||
95 |
|inStream char1 char2 version| |
|
96 |
||
11 | 97 |
inStream := self streamReadingFile:aFileName. |
3 | 98 |
inStream isNil ifTrue:[^ false]. |
99 |
||
100 |
char1 := inStream next. |
|
101 |
char2 := inStream next. |
|
102 |
||
103 |
((char1 ~~ char2) or:[(char1 ~~ $I) and:[char1 ~~ $M]]) ifTrue:[ |
|
28 | 104 |
inStream close. |
105 |
^ false |
|
3 | 106 |
]. |
107 |
||
108 |
inStream binary. |
|
109 |
version := inStream nextShortMSB:(char1 == $M). |
|
110 |
inStream close. |
|
111 |
||
112 |
(version ~~ 42) ifTrue:[^ false]. |
|
113 |
^ true |
|
0 | 114 |
! ! |
115 |
||
116 |
!TIFFReader methodsFor:'private'! |
|
117 |
||
118 |
decodeTiffTag:tagType numberType:numberType length:length |
|
119 |
|offset value valueArray |
|
40 | 120 |
val scaleFactor rV gV bV |
121 |
n "{ Class: SmallInteger }" |
|
35 | 122 |
i2 "{ Class: SmallInteger }" |
123 |
i3 "{ Class: SmallInteger }" | |
|
0 | 124 |
|
125 |
(numberType == 3) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
126 |
"short" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
127 |
valueArray := self readShorts:length. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
128 |
value := valueArray at:1 |
0 | 129 |
] ifFalse:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
130 |
(numberType == 4) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
131 |
"integer" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
132 |
valueArray := self readLongs:length. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
133 |
value := valueArray at:1 |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
134 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
135 |
(numberType == 2) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
136 |
"character" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
137 |
value := self readChars:length |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
138 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
139 |
(numberType == 5) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
140 |
"fraction" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
141 |
valueArray := self readFracts:length. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
142 |
value := valueArray at:1 |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
143 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
144 |
offset := (inStream nextLongMSB:(byteOrder ~~ #lsb)) |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
145 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
146 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
147 |
] |
0 | 148 |
]. |
149 |
||
150 |
(tagType == 254) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
151 |
"NewSubfileType" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
152 |
"newSubFileType := value." |
14 | 153 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
154 |
'newSubfiletype ' print. value printNewline. |
14 | 155 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
156 |
^ self |
0 | 157 |
]. |
158 |
(tagType == 255) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
159 |
"SubfileType" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
160 |
subFileType := value. |
14 | 161 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
162 |
'subfiletype ' print. value printNewline. |
14 | 163 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
164 |
^ self |
0 | 165 |
]. |
166 |
(tagType == 256) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
167 |
"ImageWidth" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
168 |
width := value. |
21 | 169 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
170 |
'width ' print. width printNewline. |
14 | 171 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
172 |
^ self |
0 | 173 |
]. |
174 |
(tagType == 257) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
175 |
"ImageHeight" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
176 |
height := value. |
14 | 177 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
178 |
'height ' print. height printNewline. |
14 | 179 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
180 |
^ self |
0 | 181 |
]. |
182 |
(tagType == 258) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
183 |
"bitspersample" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
184 |
bitsPerSample := valueArray. |
14 | 185 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
186 |
'bitspersample ' print. bitsPerSample printNewline. |
14 | 187 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
188 |
^ self |
0 | 189 |
]. |
190 |
(tagType == 259) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
191 |
"compression" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
192 |
compression := value. |
14 | 193 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
194 |
'compression ' print. compression printNewline. |
14 | 195 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
196 |
^ self |
0 | 197 |
]. |
198 |
(tagType == 262) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
199 |
"photometric" |
30 | 200 |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
201 |
(value == 0) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
202 |
photometric := #whiteIs0 |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
203 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
204 |
(value == 1) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
205 |
photometric := #blackIs0 |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
206 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
207 |
(value == 2) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
208 |
photometric := #rgb |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
209 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
210 |
(value == 3) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
211 |
photometric := #palette |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
212 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
213 |
(value == 4) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
214 |
photometric := #transparency |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
215 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
216 |
(value == 5) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
217 |
photometric := #separated "/ color separations |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
218 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
219 |
(value == 6) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
220 |
photometric := #ycbr "/ CCIR 601 |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
221 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
222 |
(value == 8) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
223 |
photometric := #cielab "/ 1976 CIE L*a*b* |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
224 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
225 |
photometric := nil |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
226 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
227 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
228 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
229 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
230 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
231 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
232 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
233 |
]. |
14 | 234 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
235 |
'photometric ' print. photometric printNewline. |
14 | 236 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
237 |
^ self |
0 | 238 |
]. |
239 |
(tagType == 263) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
240 |
"Treshholding" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
241 |
"threshholding := value." |
14 | 242 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
243 |
'treshholding ' print. value printNewline. |
14 | 244 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
245 |
^ self |
0 | 246 |
]. |
247 |
(tagType == 264) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
248 |
"CellWidth" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
249 |
"cellWidth:= value." |
14 | 250 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
251 |
'cellWidth ' print. value printNewline. |
14 | 252 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
253 |
^ self |
0 | 254 |
]. |
255 |
(tagType == 265) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
256 |
"CellLength" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
257 |
"cellLength:= value." |
14 | 258 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
259 |
'cellLength ' print. value printNewline. |
14 | 260 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
261 |
^ self |
0 | 262 |
]. |
263 |
(tagType == 266) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
264 |
"fillOrder" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
265 |
(value == 1) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
266 |
fillOrder := #msb |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
267 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
268 |
(value == 2) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
269 |
fillOrder := #lsb |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
270 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
271 |
fillOrder := nil |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
272 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
273 |
]. |
14 | 274 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
275 |
'fillorder ' print. fillOrder printNewline. |
14 | 276 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
277 |
^ self |
0 | 278 |
]. |
279 |
(tagType == 269) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
280 |
"documentName - info only" |
14 | 281 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
282 |
'documentName ' print. value printNewline. |
14 | 283 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
284 |
^ self |
0 | 285 |
]. |
286 |
(tagType == 270) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
287 |
"imageDescription - info only" |
14 | 288 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
289 |
'imageDescription ' print. value printNewline. |
14 | 290 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
291 |
^ self |
0 | 292 |
]. |
293 |
(tagType == 271) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
294 |
"make - info only" |
14 | 295 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
296 |
'make ' print. value printNewline. |
14 | 297 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
298 |
^ self |
0 | 299 |
]. |
300 |
(tagType == 272) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
301 |
"model - info only" |
14 | 302 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
303 |
'model ' print. value printNewline. |
14 | 304 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
305 |
^ self |
0 | 306 |
]. |
307 |
(tagType == 273) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
308 |
"stripoffsets" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
309 |
stripOffsets := valueArray. |
14 | 310 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
311 |
'stripOffsets Array(' print. stripOffsets size print. ')' printNewline. |
14 | 312 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
313 |
^ self |
0 | 314 |
]. |
315 |
(tagType == 274) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
316 |
"Orientation" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
317 |
"orientation:= value." |
14 | 318 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
319 |
'orientation ' print. value printNewline. |
14 | 320 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
321 |
^ self |
0 | 322 |
]. |
323 |
(tagType == 277) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
324 |
"samplesPerPixel" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
325 |
samplesPerPixel := value. |
14 | 326 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
327 |
'samplesperpixel ' print. samplesPerPixel printNewline. |
14 | 328 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
329 |
^ self |
0 | 330 |
]. |
331 |
(tagType == 278) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
332 |
"rowsperstrip" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
333 |
rowsPerStrip := value. |
14 | 334 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
335 |
'rowsperstrip ' print. rowsPerStrip printNewline. |
14 | 336 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
337 |
^ self |
0 | 338 |
]. |
339 |
(tagType == 279) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
340 |
"stripbytecount" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
341 |
stripByteCounts := valueArray. |
14 | 342 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
343 |
'stripByteCounts Array(' print. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
344 |
stripByteCounts size print. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
345 |
')' printNewline. |
14 | 346 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
347 |
^ self |
0 | 348 |
]. |
349 |
(tagType == 280) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
350 |
"MinSampleValue" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
351 |
"minSampleValue:= value." |
14 | 352 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
353 |
'minSampleValue ' print. value printNewline. |
14 | 354 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
355 |
^ self |
0 | 356 |
]. |
357 |
(tagType == 281) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
358 |
"MaxSampleValue" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
359 |
"maxSampleValue:= value." |
14 | 360 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
361 |
'maxSampleValue ' print. value printNewline. |
14 | 362 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
363 |
^ self |
0 | 364 |
]. |
365 |
(tagType == 282) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
366 |
"xResolution" |
14 | 367 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
368 |
'xres ' print. value printNewline. |
14 | 369 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
370 |
^ self |
0 | 371 |
]. |
372 |
(tagType == 283) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
373 |
"yResolution" |
14 | 374 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
375 |
'yres ' print. value printNewline. |
14 | 376 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
377 |
^ self |
0 | 378 |
]. |
379 |
(tagType == 284) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
380 |
"planarconfig" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
381 |
(value == 1) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
382 |
planarConfiguration := 1 |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
383 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
384 |
(value == 2) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
385 |
planarConfiguration := 2 |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
386 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
387 |
planarConfiguration := nil |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
388 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
389 |
]. |
14 | 390 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
391 |
'planarconfig ' print. planarConfiguration printNewline. |
14 | 392 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
393 |
^ self |
0 | 394 |
]. |
395 |
(tagType == 285) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
396 |
"pageName" |
14 | 397 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
398 |
'pageName ' print. value printNewline. |
14 | 399 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
400 |
^ self |
0 | 401 |
]. |
402 |
(tagType == 286) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
403 |
"xPosition" |
14 | 404 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
405 |
'xPos ' print. value printNewline. |
14 | 406 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
407 |
^ self |
0 | 408 |
]. |
409 |
(tagType == 287) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
410 |
"yPosition" |
14 | 411 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
412 |
'yPos ' print. value printNewline. |
14 | 413 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
414 |
^ self |
0 | 415 |
]. |
416 |
(tagType == 288) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
417 |
"freeOffsets" |
14 | 418 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
419 |
'freeOffsets ' print. value printNewline. |
14 | 420 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
421 |
^ self |
0 | 422 |
]. |
423 |
(tagType == 289) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
424 |
"freeByteCounts" |
14 | 425 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
426 |
'freeByteCounts ' print. value printNewline. |
14 | 427 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
428 |
^ self |
0 | 429 |
]. |
430 |
(tagType == 290) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
431 |
"grayResponceUnit" |
14 | 432 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
433 |
'grayResponceUnit' print. value printNewline. |
14 | 434 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
435 |
^ self |
0 | 436 |
]. |
437 |
(tagType == 291) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
438 |
"grayResponceCurve" |
14 | 439 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
440 |
'grayResponceCurve' print. value printNewline. |
14 | 441 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
442 |
^ self |
0 | 443 |
]. |
444 |
(tagType == 292) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
445 |
"group3options" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
446 |
group3options := value. |
14 | 447 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
448 |
'group3options ' print. group3options printNewline. |
14 | 449 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
450 |
^ self |
0 | 451 |
]. |
452 |
(tagType == 293) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
453 |
"group4options" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
454 |
"group4options := value." |
14 | 455 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
456 |
'group4options ' print. value printNewline. |
14 | 457 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
458 |
^ self |
0 | 459 |
]. |
460 |
(tagType == 296) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
461 |
"resolutionunit" |
14 | 462 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
463 |
(value == 1) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
464 |
'res-unit pixel' printNewline |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
465 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
466 |
(value == 2) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
467 |
'res-unit inch' printNewline |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
468 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
469 |
(value == 3) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
470 |
'res-unit mm' printNewline |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
471 |
] ifFalse:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
472 |
'res-unit invalid' printNewline |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
473 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
474 |
] |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
475 |
]. |
14 | 476 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
477 |
"resolutionUnit := value." |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
478 |
^ self |
0 | 479 |
]. |
480 |
(tagType == 297) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
481 |
"pageNumber" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
482 |
"pageNumber := value." |
14 | 483 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
484 |
'pageNumber ' print. value printNewline. |
14 | 485 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
486 |
^ self |
0 | 487 |
]. |
488 |
(tagType == 300) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
489 |
"colorResponceUnit" |
14 | 490 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
491 |
'colorResponceUnit' print. value printNewline. |
14 | 492 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
493 |
^ self |
0 | 494 |
]. |
495 |
(tagType == 301) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
496 |
"colorResponceCurve" |
14 | 497 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
498 |
'colorResponceCurve' print. value printNewline. |
14 | 499 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
500 |
^ self |
0 | 501 |
]. |
30 | 502 |
(tagType == 305) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
503 |
"software - info only" |
30 | 504 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
505 |
'software' print. value printNewline. |
30 | 506 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
507 |
^ self |
30 | 508 |
]. |
0 | 509 |
(tagType == 306) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
510 |
"dateTime - info only" |
14 | 511 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
512 |
'dateTime ' print. value printNewline. |
14 | 513 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
514 |
^ self |
0 | 515 |
]. |
516 |
(tagType == 315) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
517 |
"artist - info only" |
14 | 518 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
519 |
'artist ' print. value printNewline. |
14 | 520 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
521 |
^ self |
0 | 522 |
]. |
30 | 523 |
(tagType == 316) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
524 |
"host computer - info only" |
30 | 525 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
526 |
'host ' print. value printNewline. |
30 | 527 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
528 |
^ self |
30 | 529 |
]. |
0 | 530 |
(tagType == 317) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
531 |
"predictor" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
532 |
predictor := value. |
14 | 533 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
534 |
'predictor ' print. predictor printNewline. |
14 | 535 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
536 |
^ self |
0 | 537 |
]. |
30 | 538 |
(tagType == 318) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
539 |
"whitePoint" |
30 | 540 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
541 |
'whitePoint ' print. value printNewline. |
30 | 542 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
543 |
^ self |
30 | 544 |
]. |
545 |
(tagType == 319) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
546 |
"primaryChromatics" |
30 | 547 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
548 |
'primaryChromatics ' print. value printNewline. |
30 | 549 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
550 |
^ self |
30 | 551 |
]. |
0 | 552 |
(tagType == 320) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
553 |
"colorMap" |
14 | 554 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
555 |
'colorMap (size=' print. valueArray size print. ')' printNewline. |
14 | 556 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
557 |
" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
558 |
the tiff colormap contains 16bit values; |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
559 |
our colormap expects 8bit values |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
560 |
" |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
561 |
n := valueArray size // 3. |
28 | 562 |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
563 |
rV := ByteArray uninitializedNew:n. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
564 |
gV := ByteArray uninitializedNew:n. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
565 |
bV := ByteArray uninitializedNew:n. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
566 |
scaleFactor := 255.0 / 16rFFFF. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
567 |
i2 := n+1. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
568 |
i3 := 2*n+1. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
569 |
1 to:n do:[:vi | |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
570 |
val := ((valueArray at:vi) * scaleFactor) rounded. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
571 |
rV at:vi put:val. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
572 |
val := ((valueArray at:i2) * scaleFactor) rounded. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
573 |
gV at:vi put:val. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
574 |
val := ((valueArray at:i3) * scaleFactor) rounded. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
575 |
bV at:vi put:val. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
576 |
i2 := i2 + 1. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
577 |
i3 := i3 + 1. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
578 |
]. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
579 |
colorMap := Colormap redVector:rV greenVector:gV blueVector:bV. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
580 |
^ self |
0 | 581 |
]. |
30 | 582 |
(tagType == 332) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
583 |
"ink set" |
30 | 584 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
585 |
'ink set' print. value printNewline. |
30 | 586 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
587 |
^ self |
30 | 588 |
]. |
589 |
(tagType == 333) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
590 |
"ink names" |
30 | 591 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
592 |
'ink names' print. value printNewline. |
30 | 593 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
594 |
^ self |
30 | 595 |
]. |
596 |
(tagType == 336) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
597 |
"dot range" |
30 | 598 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
599 |
'dot range' print. value printNewline. |
30 | 600 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
601 |
^ self |
30 | 602 |
]. |
603 |
(tagType == 337) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
604 |
"target printer" |
30 | 605 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
606 |
'target printer' print. value printNewline. |
30 | 607 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
608 |
^ self |
30 | 609 |
]. |
610 |
(tagType == 339) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
611 |
"sample format" |
30 | 612 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
613 |
'sample format' print. value printNewline. |
30 | 614 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
615 |
^ self |
30 | 616 |
]. |
617 |
(tagType == 340) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
618 |
"min sample value" |
30 | 619 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
620 |
'min sample value' print. value printNewline. |
30 | 621 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
622 |
^ self |
30 | 623 |
]. |
624 |
(tagType == 341) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
625 |
"max sample value" |
30 | 626 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
627 |
'max sample value' print. value printNewline. |
30 | 628 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
629 |
^ self |
30 | 630 |
]. |
631 |
(tagType == 512) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
632 |
"jpeg proc" |
30 | 633 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
634 |
'jpeg proc' print. value printNewline. |
30 | 635 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
636 |
^ self |
30 | 637 |
]. |
638 |
(tagType == 513) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
639 |
"jpeg proc" |
30 | 640 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
641 |
'jpeg proc' print. value printNewline. |
30 | 642 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
643 |
^ self |
30 | 644 |
]. |
645 |
(tagType == 32995) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
646 |
"matteing" |
30 | 647 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
648 |
'matteing' print. value printNewline. |
30 | 649 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
650 |
^ self |
30 | 651 |
]. |
652 |
(tagType == 32996) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
653 |
"datatype" |
30 | 654 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
655 |
'datatype' print. value printNewline. |
30 | 656 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
657 |
^ self |
30 | 658 |
]. |
659 |
(tagType == 32997) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
660 |
"imagedepth" |
30 | 661 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
662 |
'imagedepth' print. value printNewline. |
30 | 663 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
664 |
^ self |
30 | 665 |
]. |
666 |
(tagType == 32998) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
667 |
"tiledepth" |
30 | 668 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
669 |
'tiledepth' print. value printNewline. |
30 | 670 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
671 |
^ self |
30 | 672 |
]. |
0 | 673 |
|
21 | 674 |
" |
25 | 675 |
'TIFFReader: tag:' print. tagType print. ' typ:' print. numberType print. |
0 | 676 |
' len:' print. length print. ' offs:' print. offset print. |
677 |
' val:' print. value print. ' valArr:' print. valueArray printNewline. |
|
21 | 678 |
" |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
679 |
'TIFFReader [warning]: unknown tag type ' errorPrint. tagType errorPrintCR |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
680 |
|
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
681 |
"Modified: 10.1.1997 / 18:07:34 / cg" |
0 | 682 |
! |
683 |
||
135 | 684 |
readCCITT3RLETiffImageData |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
685 |
'TIFFReader [warning]: ccitt mod Huffman (rle) compression not implemented' errorPrintCR. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
686 |
|
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
687 |
"Modified: 10.1.1997 / 18:09:02 / cg" |
135 | 688 |
! |
689 |
||
690 |
readCCITT3RLEWTiffImageData |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
691 |
'TIFFReader [warning]: ccitt mod Huffman (rlew) compression not implemented' errorPrintCR. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
692 |
|
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
693 |
"Modified: 10.1.1997 / 18:09:11 / cg" |
135 | 694 |
! |
695 |
||
696 |
readCCITTGroup3TiffImageData |
|
697 |
"not really tested - all I got is a single |
|
698 |
fax from NeXT step" |
|
699 |
||
700 |
|bytesPerRow bitsPerRow compressedStrip nPlanes |
|
701 |
stripNr "{ Class: SmallInteger }" |
|
702 |
offset "{ Class: SmallInteger }" |
|
703 |
row "{ Class: SmallInteger }" |
|
704 |
bytesPerStrip "{ Class: SmallInteger }" | |
|
705 |
||
706 |
nPlanes := samplesPerPixel. |
|
707 |
(nPlanes == 2) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
708 |
'TIFFReader [info]: ignoring alpha plane' infoPrintCR. |
335 | 709 |
nPlanes := 1 |
135 | 710 |
]. |
711 |
||
712 |
(nPlanes ~~ 1) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
713 |
'TIFFReader [warning]: only monochrome/greyscale supported' errorPrintCR. |
335 | 714 |
^ nil |
135 | 715 |
]. |
0 | 716 |
|
135 | 717 |
stripByteCounts isNil ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
718 |
'TIFFReader [warning]: currently require stripByteCounts' errorPrintCR. |
335 | 719 |
^ nil |
135 | 720 |
]. |
721 |
(rowsPerStrip ~~ 1) isNil ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
722 |
'TIFFReader [warning]: currently require rowsPerStrip to be 1' errorPrintCR. |
335 | 723 |
^ nil |
135 | 724 |
]. |
725 |
||
335 | 726 |
"/ 'TIFFReader: decompressing CCITT-3 ...' infoPrintNL. |
135 | 727 |
|
728 |
bitsPerRow := width * (bitsPerSample at:1). |
|
729 |
bytesPerRow := bitsPerRow // 8. |
|
730 |
((bitsPerRow \\ 8) ~~ 0) ifTrue:[ |
|
335 | 731 |
bytesPerRow := bytesPerRow + 1 |
135 | 732 |
]. |
733 |
||
734 |
data := ByteArray new:(bytesPerRow * height). |
|
735 |
compressedStrip := ByteArray uninitializedNew:bytesPerRow. |
|
736 |
||
737 |
offset := 1. |
|
738 |
stripNr := 0. |
|
739 |
||
740 |
row := 1. |
|
741 |
bytesPerStrip := bytesPerRow * rowsPerStrip. |
|
742 |
[row <= height] whileTrue:[ |
|
335 | 743 |
stripNr := stripNr + 1. |
744 |
inStream position:((stripOffsets at:stripNr) + 1). |
|
745 |
inStream nextBytes:(stripByteCounts at:stripNr) into:compressedStrip. |
|
746 |
self class decompressCCITT3From:compressedStrip |
|
747 |
into:data |
|
748 |
startingAt:offset |
|
749 |
count:width. |
|
750 |
offset := offset + bytesPerStrip. |
|
751 |
row := row + rowsPerStrip |
|
135 | 752 |
] |
335 | 753 |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
754 |
"Modified: 10.1.1997 / 18:14:56 / cg" |
135 | 755 |
! |
756 |
||
757 |
readCCITTGroup4TiffImageData |
|
359 | 758 |
'TIFFReader [warning]: ccitt group4 fax compression not implemented' errorPrintCR. |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
759 |
|
359 | 760 |
"Modified: 10.1.1997 / 19:10:59 / cg" |
135 | 761 |
! |
0 | 762 |
|
135 | 763 |
readChars:n |
764 |
"read n characters and return them in a string" |
|
765 |
||
766 |
|oldPos offset string| |
|
767 |
||
329
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
768 |
n == 0 ifTrue:[^ '']. |
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
769 |
|
135 | 770 |
string := String new:(n - 1). |
771 |
(n <= 4) ifTrue:[ |
|
329
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
772 |
inStream nextBytes:(n - 1) into:string |
135 | 773 |
] ifFalse:[ |
329
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
774 |
offset := inStream nextLongMSB:(byteOrder ~~ #lsb). |
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
775 |
oldPos := inStream position. |
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
776 |
inStream position:(offset + 1). |
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
777 |
inStream nextBytes:(n - 1) into:string. |
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
778 |
inStream position:oldPos |
135 | 779 |
]. |
780 |
^ string |
|
329
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
781 |
|
5fb99e0734e4
handle empty character-strings
Claus Gittinger <cg@exept.de>
parents:
317
diff
changeset
|
782 |
"Modified: 5.9.1996 / 12:21:08 / cg" |
135 | 783 |
! |
784 |
||
785 |
readFracts:nFracts |
|
786 |
"read nFracts fractions (2 32bit words) and return them in an array" |
|
787 |
||
788 |
|oldPos offset values numerator denominator msb |
|
789 |
n "{ Class: SmallInteger }" | |
|
790 |
||
791 |
n := nFracts. |
|
792 |
||
793 |
msb := byteOrder ~~ #lsb. |
|
794 |
values := Array basicNew:n. |
|
795 |
offset := inStream nextLongMSB:msb. |
|
796 |
oldPos := inStream position. |
|
797 |
inStream position:(offset + 1). |
|
798 |
1 to:n do:[:index | |
|
799 |
numerator := inStream nextLongMSB:msb. |
|
800 |
denominator := inStream nextLongMSB:msb. |
|
801 |
values at:index put:(Fraction numerator:numerator denominator:denominator) |
|
802 |
]. |
|
803 |
inStream position:oldPos. |
|
804 |
^ values |
|
805 |
! |
|
806 |
||
807 |
readJPEGTiffImageData |
|
359 | 808 |
'TIFFReader [warning]: jpeg compression not implemented' errorPrintCR |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
809 |
|
359 | 810 |
"Modified: 10.1.1997 / 19:11:02 / cg" |
135 | 811 |
! |
812 |
||
813 |
readLZWTiffImageData |
|
814 |
"read LZW compressed tiff data; this method only |
|
815 |
handles 3x8 rgb and 1x2 or 2x2 greyscale images. |
|
816 |
For 2x2 greyscale images, the alpha plane is ignored. |
|
817 |
(maybe other formats work also - its simply not |
|
818 |
tested)" |
|
819 |
||
820 |
|bytesPerRow compressedStrip nPlanes |
|
821 |
bytesPerStrip "{ Class: SmallInteger }" |
|
822 |
nBytes "{ Class: SmallInteger }" |
|
823 |
prevSize "{ Class: SmallInteger }" |
|
824 |
stripNr "{ Class: SmallInteger }" |
|
825 |
offset "{ Class: SmallInteger }" |
|
826 |
row "{ Class: SmallInteger }" | |
|
827 |
||
828 |
nPlanes := samplesPerPixel. |
|
829 |
||
830 |
(nPlanes == 3) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
831 |
(((bitsPerSample at:1) ~~ 8) |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
832 |
or:[((bitsPerSample at:2) ~~ 8) |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
833 |
or:[((bitsPerSample at:3) ~~ 8)]]) ifTrue:[ |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
834 |
'TIFFReader [warning]: only 8/8/8 bit/sample are supported' errorPrintCR. |
335 | 835 |
^ nil |
836 |
]. |
|
837 |
bytesPerRow := width * samplesPerPixel. |
|
0 | 838 |
] ifFalse:[ |
335 | 839 |
(nPlanes == 2) ifTrue:[ |
840 |
(planarConfiguration ~~ 2) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
841 |
'TIFFReader [warning]: only separate planes are supported' errorPrintCR. |
335 | 842 |
^ nil |
843 |
]. |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
844 |
'TIFFReader [info]: ignoring alpha plane' infoPrintCR. |
335 | 845 |
nPlanes := 1 |
846 |
]. |
|
847 |
(nPlanes == 1) ifFalse:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
848 |
'TIFFReader [warning]: only 3-sample rgb / monochrome supported' errorPrintCR. |
335 | 849 |
^ nil |
850 |
]. |
|
851 |
bytesPerRow := (width * (bitsPerSample at:1) + 7) // 8. |
|
135 | 852 |
]. |
853 |
||
854 |
stripByteCounts isNil ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
855 |
'TIFFReader [warning]: currently require stripByteCounts' errorPrintCR. |
335 | 856 |
^ nil |
135 | 857 |
]. |
858 |
||
335 | 859 |
"/ 'TIFFReader: decompressing LZW ...' infoPrintNL. |
135 | 860 |
|
861 |
data := ByteArray uninitializedNew:(bytesPerRow * height). |
|
862 |
||
863 |
offset := 1. |
|
864 |
stripNr := 0. |
|
865 |
||
866 |
row := 1. |
|
867 |
bytesPerStrip := bytesPerRow * rowsPerStrip. |
|
868 |
prevSize := 0. |
|
869 |
[row <= height] whileTrue:[ |
|
335 | 870 |
stripNr := stripNr + 1. |
871 |
inStream position:((stripOffsets at:stripNr) + 1). |
|
872 |
nBytes := stripByteCounts at:stripNr. |
|
873 |
(nBytes > prevSize) ifTrue:[ |
|
874 |
compressedStrip := ByteArray uninitializedNew:nBytes. |
|
875 |
prevSize := nBytes |
|
876 |
]. |
|
877 |
inStream nextBytes:nBytes |
|
878 |
into:compressedStrip. |
|
879 |
self class decompressLZWFrom:compressedStrip |
|
880 |
count:nBytes |
|
881 |
into:data |
|
882 |
startingAt:offset. |
|
883 |
offset := offset + bytesPerStrip. |
|
884 |
row := row + rowsPerStrip |
|
135 | 885 |
]. |
886 |
||
887 |
(predictor == 2) ifTrue:[ |
|
335 | 888 |
self class decodeDelta:3 in:data width:width height:height |
135 | 889 |
] |
335 | 890 |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
891 |
"Modified: 10.1.1997 / 18:13:21 / cg" |
135 | 892 |
! |
893 |
||
894 |
readLongs:nLongs |
|
895 |
"read nLongs long numbers (32bit) and return them in an array" |
|
896 |
||
897 |
|oldPos offset values msb |
|
898 |
n "{ Class: SmallInteger }" | |
|
899 |
||
900 |
n := nLongs. |
|
901 |
||
902 |
msb := byteOrder ~~ #lsb. |
|
903 |
values := Array basicNew:n. |
|
904 |
(n == 1) ifTrue:[ |
|
905 |
values at:1 put:(inStream nextLongMSB:msb). |
|
906 |
] ifFalse:[ |
|
907 |
offset := inStream nextLongMSB:msb. |
|
908 |
oldPos := inStream position. |
|
909 |
inStream position:(offset + 1). |
|
910 |
1 to:n do:[:index | |
|
911 |
values at:index put:(inStream nextLongMSB:msb) |
|
912 |
]. |
|
913 |
inStream position:oldPos |
|
914 |
]. |
|
915 |
^ values |
|
916 |
! |
|
917 |
||
918 |
readNeXTJPEGTiffImageData |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
919 |
'TIFFReader [warning]: jpeg compression not implemented' errorPrintCR |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
920 |
|
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
921 |
"Modified: 10.1.1997 / 18:11:04 / cg" |
135 | 922 |
! |
923 |
||
924 |
readNeXTRLE2TiffImageData |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
925 |
'TIFFReader [warning]: next 2bit rle compression not implemented' errorPrintCR. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
926 |
|
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
927 |
"Modified: 10.1.1997 / 18:11:01 / cg" |
135 | 928 |
! |
929 |
||
930 |
readPackbitsTiffImageData |
|
931 |
"had no samples yet - however, packbits decompression |
|
932 |
is rather trivial to add ..." |
|
933 |
||
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
934 |
'TIFFReader [warning]: packbits compression not implemented' errorPrintCR |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
935 |
|
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
936 |
"Modified: 10.1.1997 / 18:10:57 / cg" |
135 | 937 |
! |
938 |
||
939 |
readShorts:nShorts |
|
940 |
"read nShorts short numbers (16bit) and return them in an array" |
|
941 |
||
942 |
|oldPos offset values msb val2 |
|
943 |
n "{ Class: SmallInteger }" | |
|
0 | 944 |
|
135 | 945 |
n := nShorts. |
946 |
||
947 |
msb := (byteOrder ~~ #lsb). |
|
948 |
values := Array basicNew:n. |
|
949 |
(n <= 2) ifTrue:[ |
|
950 |
values at:1 put:(inStream nextUnsignedShortMSB:msb). |
|
951 |
val2 := inStream nextUnsignedShortMSB:msb. |
|
952 |
||
953 |
(n == 2) ifTrue:[ |
|
954 |
values at:2 put:val2 |
|
955 |
] |
|
956 |
] ifFalse:[ |
|
957 |
offset := inStream nextLongMSB:msb. |
|
958 |
oldPos := inStream position. |
|
959 |
inStream position:(offset + 1). |
|
960 |
1 to:n do:[:index | |
|
961 |
values at:index put:(inStream nextUnsignedShortMSB:msb) |
|
962 |
]. |
|
963 |
inStream position:oldPos |
|
964 |
]. |
|
965 |
^ values |
|
966 |
! |
|
967 |
||
968 |
readUncompressedTiffImageData |
|
969 |
|bytesPerRow bitsPerRow nPlanes |
|
970 |
stripNr "{ Class: SmallInteger }" |
|
971 |
offset "{ Class: SmallInteger }" |
|
972 |
row "{ Class: SmallInteger }" |
|
973 |
nBytes "{ Class: SmallInteger }" |
|
974 |
bitsPerPixel overAllBytes| |
|
975 |
||
976 |
nPlanes := samplesPerPixel. |
|
977 |
||
978 |
"only support 1-sample/pixel, |
|
979 |
with alpha - if separate planes, |
|
980 |
or rgb - if non separate planes and no alpha" |
|
981 |
||
982 |
(nPlanes == 2) ifTrue:[ |
|
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
983 |
(planarConfiguration ~~ 2) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
984 |
'TIFFReader [warning]: with alpha, only separate planes supported' errorPrintCR. |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
985 |
^ nil |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
986 |
]. |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
987 |
'TIFFReader [info]: ignoring alpha plane' infoPrintCR. |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
988 |
nPlanes := 1. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
989 |
bitsPerPixel := bitsPerSample at:1. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
990 |
bitsPerSample := Array with:bitsPerPixel. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
991 |
samplesPerPixel := 1. |
135 | 992 |
] ifFalse:[ |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
993 |
(nPlanes == 3) ifTrue:[ |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
994 |
(planarConfiguration ~~ 1) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
995 |
'TIFFReader [warning]: only non separate planes supported' errorPrintCR. |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
996 |
^ nil |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
997 |
]. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
998 |
bitsPerSample ~= #(8 8 8) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
999 |
'TIFFReader [warning]: only 8/8/8 rgb images supported' errorPrintCR. |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1000 |
^ nil |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1001 |
]. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1002 |
bitsPerPixel := 24 |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1003 |
] ifFalse:[ |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1004 |
(nPlanes ~~ 1) ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1005 |
'TIFFReader [warning]: format not supported' errorPrintCR. |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1006 |
^ nil |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1007 |
]. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1008 |
bitsPerPixel := bitsPerSample at:1. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1009 |
] |
0 | 1010 |
]. |
135 | 1011 |
|
1012 |
bitsPerRow := width * bitsPerPixel. |
|
1013 |
bytesPerRow := bitsPerRow // 8. |
|
1014 |
((bitsPerRow \\ 8) ~~ 0) ifTrue:[ |
|
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1015 |
bytesPerRow := bytesPerRow + 1 |
135 | 1016 |
]. |
1017 |
||
1018 |
overAllBytes := bytesPerRow * height. |
|
1019 |
data := ByteArray uninitializedNew:overAllBytes. |
|
1020 |
||
336
9789b02d95bf
oops - the very last pixel was not read (in readUncompressed ...)
Claus Gittinger <cg@exept.de>
parents:
335
diff
changeset
|
1021 |
offset := 0. |
135 | 1022 |
stripNr := 0. |
1023 |
||
1024 |
row := 1. |
|
1025 |
[row <= height] whileTrue:[ |
|
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1026 |
stripNr := stripNr + 1. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1027 |
nBytes := stripByteCounts at:stripNr. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1028 |
inStream position:((stripOffsets at:stripNr) + 1). |
135 | 1029 |
|
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1030 |
offset + nBytes > overAllBytes ifTrue:[ |
336
9789b02d95bf
oops - the very last pixel was not read (in readUncompressed ...)
Claus Gittinger <cg@exept.de>
parents:
335
diff
changeset
|
1031 |
nBytes := overAllBytes - offset. |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1032 |
]. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1033 |
|
336
9789b02d95bf
oops - the very last pixel was not read (in readUncompressed ...)
Claus Gittinger <cg@exept.de>
parents:
335
diff
changeset
|
1034 |
inStream nextBytes:nBytes into:data startingAt:offset+1. |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1035 |
offset := offset + nBytes. |
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1036 |
row := row + rowsPerStrip |
135 | 1037 |
] |
317
5de89b17ed48
care for bad strip size (how can this happen ?)
Claus Gittinger <cg@exept.de>
parents:
259
diff
changeset
|
1038 |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1039 |
"Modified: 10.1.1997 / 18:10:46 / cg" |
135 | 1040 |
! |
1041 |
||
1042 |
writeBitsPerSample |
|
14 | 1043 |
" |
135 | 1044 |
'bitsPerSample: ' print. bitsPerSample printNewline. |
1045 |
'store bitspersample at: ' print. outStream position printNewline. |
|
14 | 1046 |
" |
135 | 1047 |
bitsPerSamplePos := outStream position. |
1048 |
bitsPerSample do:[:n | |
|
1049 |
self writeShort:n |
|
1050 |
] |
|
0 | 1051 |
! |
1052 |
||
1053 |
writeColorMap |
|
28 | 1054 |
|n| |
1055 |
||
0 | 1056 |
colorMapPos := outStream position. |
35 | 1057 |
#(red green blue) do:[:component | |
28 | 1058 |
n := 0. |
35 | 1059 |
colorMap do:[:clr | |
1060 |
|entry| |
|
1061 |
||
1062 |
clr isNil ifTrue:[ |
|
1063 |
entry := 0 |
|
28 | 1064 |
] ifFalse:[ |
35 | 1065 |
entry := clr perform:component. |
1066 |
" |
|
1067 |
tiff map is 16 bit - scale from percent to 0..16rFFFF |
|
1068 |
" |
|
1069 |
entry := (entry * 16rFFFF / 100) rounded. |
|
28 | 1070 |
]. |
35 | 1071 |
self writeShort:entry. |
28 | 1072 |
n := n + 1 |
1073 |
]. |
|
1074 |
" |
|
1075 |
fill to 256 entries |
|
1076 |
" |
|
1077 |
[n < 256] whileTrue:[ |
|
1078 |
self writeShort:0. |
|
1079 |
n := n + 1. |
|
1080 |
] |
|
0 | 1081 |
] |
1082 |
! |
|
1083 |
||
1084 |
writeStripByteCounts |
|
3 | 1085 |
" |
0 | 1086 |
'stripByteCounts: ' print. stripByteCounts printNewline. |
1087 |
'store stripbytecounts at: ' print. outStream position printNewline. |
|
3 | 1088 |
" |
0 | 1089 |
stripByteCountsPos := outStream position. |
1090 |
stripByteCounts do:[:c | |
|
28 | 1091 |
self writeShort:c |
0 | 1092 |
] |
1093 |
! |
|
1094 |
||
135 | 1095 |
writeStripOffsets |
3 | 1096 |
" |
135 | 1097 |
'stripOffsets: ' print. stripOffsets printNewline. |
1098 |
'store stripoffsets at: ' print. outStream position printNewline. |
|
3 | 1099 |
" |
135 | 1100 |
stripOffsetsPos := outStream position. |
1101 |
stripOffsets do:[:o | |
|
1102 |
self writeLong:o |
|
0 | 1103 |
] |
1104 |
! |
|
1105 |
||
1106 |
writeTag:tagType |
|
1107 |
self writeTiffTag:tagType. |
|
1108 |
! |
|
1109 |
||
1110 |
writeTiffTag:tagType |
|
1111 |
|value valueArray numberType count address| |
|
1112 |
||
1113 |
count := 1. |
|
1114 |
address := nil. |
|
1115 |
(tagType == 253) ifTrue:[ |
|
28 | 1116 |
"tiff class" |
0 | 1117 |
]. |
1118 |
(tagType == 254) ifTrue:[ |
|
1119 |
]. |
|
1120 |
(tagType == 255) ifTrue:[ |
|
28 | 1121 |
"SubfileType" |
1122 |
value := subFileType. |
|
1123 |
numberType := #long. |
|
0 | 1124 |
]. |
1125 |
(tagType == 256) ifTrue:[ |
|
28 | 1126 |
"ImageWidth" |
1127 |
value := width. |
|
1128 |
numberType := #short. |
|
0 | 1129 |
]. |
1130 |
(tagType == 257) ifTrue:[ |
|
28 | 1131 |
"ImageHeight" |
1132 |
value := height. |
|
1133 |
numberType := #short. |
|
0 | 1134 |
]. |
1135 |
(tagType == 258) ifTrue:[ |
|
28 | 1136 |
"bitspersample" |
1137 |
address := bitsPerSamplePos - 1. |
|
1138 |
numberType := #short. |
|
1139 |
count := bitsPerSample size. |
|
1140 |
valueArray := bitsPerSample |
|
0 | 1141 |
]. |
1142 |
(tagType == 259) ifTrue:[ |
|
28 | 1143 |
"compression" |
1144 |
value := compression. |
|
1145 |
numberType := #short. |
|
0 | 1146 |
]. |
1147 |
(tagType == 262) ifTrue:[ |
|
28 | 1148 |
"photometric" |
1149 |
(photometric == #whiteIs0) ifTrue:[ |
|
1150 |
value := 0 |
|
1151 |
] ifFalse:[ |
|
1152 |
(photometric == #blackIs0) ifTrue:[ |
|
1153 |
value := 1 |
|
1154 |
] ifFalse:[ |
|
1155 |
(photometric == #rgb) ifTrue:[ |
|
1156 |
value := 2 |
|
1157 |
] ifFalse:[ |
|
1158 |
(photometric == #palette) ifTrue:[ |
|
1159 |
value := 3 |
|
1160 |
] ifFalse:[ |
|
1161 |
(photometric == #transparency) ifTrue:[ |
|
1162 |
value := 4 |
|
1163 |
] ifFalse:[ |
|
1164 |
self error:'bad photometric' |
|
1165 |
] |
|
1166 |
] |
|
1167 |
] |
|
1168 |
] |
|
1169 |
]. |
|
1170 |
numberType := #short. |
|
0 | 1171 |
]. |
1172 |
(tagType == 263) ifTrue:[ |
|
1173 |
]. |
|
1174 |
(tagType == 264) ifTrue:[ |
|
1175 |
]. |
|
1176 |
(tagType == 265) ifTrue:[ |
|
1177 |
]. |
|
1178 |
(tagType == 266) ifTrue:[ |
|
28 | 1179 |
"fillOrder" |
1180 |
(fillOrder == #msb) ifTrue:[ |
|
1181 |
value := 1 |
|
1182 |
] ifFalse:[ |
|
1183 |
(fillOrder == #lsb) ifTrue:[ |
|
1184 |
value := 2 |
|
1185 |
] ifFalse:[ |
|
1186 |
self error:'bad fillOrder' |
|
1187 |
] |
|
1188 |
]. |
|
1189 |
numberType := #short. |
|
0 | 1190 |
]. |
1191 |
(tagType == 269) ifTrue:[ |
|
1192 |
]. |
|
1193 |
(tagType == 270) ifTrue:[ |
|
1194 |
]. |
|
1195 |
(tagType == 271) ifTrue:[ |
|
1196 |
]. |
|
1197 |
(tagType == 272) ifTrue:[ |
|
1198 |
]. |
|
1199 |
(tagType == 273) ifTrue:[ |
|
28 | 1200 |
"stripoffsets" |
1201 |
address := stripOffsetsPos - 1. |
|
1202 |
numberType := #long. |
|
1203 |
count := stripOffsets size. |
|
1204 |
valueArray := stripOffsets |
|
0 | 1205 |
]. |
1206 |
(tagType == 274) ifTrue:[ |
|
1207 |
]. |
|
1208 |
(tagType == 277) ifTrue:[ |
|
28 | 1209 |
"samplesPerPixel" |
1210 |
value := samplesPerPixel. |
|
1211 |
numberType := #short. |
|
0 | 1212 |
]. |
1213 |
(tagType == 278) ifTrue:[ |
|
28 | 1214 |
"rowsperstrip" |
1215 |
value := rowsPerStrip. |
|
1216 |
numberType := #short. |
|
0 | 1217 |
]. |
1218 |
(tagType == 279) ifTrue:[ |
|
28 | 1219 |
"stripbytecount" |
1220 |
address := stripByteCountsPos - 1. |
|
1221 |
numberType := #short. |
|
1222 |
count := stripByteCounts size. |
|
1223 |
valueArray := stripByteCounts |
|
0 | 1224 |
]. |
1225 |
(tagType == 280) ifTrue:[ |
|
28 | 1226 |
"min sample value" |
0 | 1227 |
]. |
1228 |
(tagType == 281) ifTrue:[ |
|
28 | 1229 |
"max sample value" |
0 | 1230 |
]. |
1231 |
(tagType == 282) ifTrue:[ |
|
28 | 1232 |
"x resolution" |
0 | 1233 |
]. |
1234 |
(tagType == 283) ifTrue:[ |
|
28 | 1235 |
"y resolution" |
0 | 1236 |
]. |
1237 |
(tagType == 284) ifTrue:[ |
|
28 | 1238 |
"planarconfig" |
1239 |
value := planarConfiguration. |
|
1240 |
numberType := #short. |
|
0 | 1241 |
]. |
1242 |
(tagType == 285) ifTrue:[ |
|
28 | 1243 |
"pageName" |
0 | 1244 |
]. |
1245 |
(tagType == 286) ifTrue:[ |
|
28 | 1246 |
"xPosition" |
0 | 1247 |
]. |
1248 |
(tagType == 287) ifTrue:[ |
|
28 | 1249 |
"yPosition" |
0 | 1250 |
]. |
1251 |
(tagType == 288) ifTrue:[ |
|
28 | 1252 |
"freeOffsets" |
0 | 1253 |
]. |
1254 |
(tagType == 289) ifTrue:[ |
|
28 | 1255 |
"freeByteCounts" |
0 | 1256 |
]. |
1257 |
(tagType == 290) ifTrue:[ |
|
28 | 1258 |
"grayResponceUnit" |
0 | 1259 |
]. |
1260 |
(tagType == 291) ifTrue:[ |
|
28 | 1261 |
"grayResponceCurve" |
0 | 1262 |
]. |
1263 |
(tagType == 292) ifTrue:[ |
|
28 | 1264 |
"group3options" |
1265 |
value := group3options. |
|
1266 |
numberType := #long. |
|
0 | 1267 |
]. |
1268 |
(tagType == 293) ifTrue:[ |
|
28 | 1269 |
"group4options" |
0 | 1270 |
]. |
1271 |
(tagType == 296) ifTrue:[ |
|
28 | 1272 |
"resolutionunit" |
1273 |
^ self |
|
0 | 1274 |
]. |
1275 |
(tagType == 297) ifTrue:[ |
|
28 | 1276 |
"pageNumber" |
0 | 1277 |
]. |
1278 |
(tagType == 300) ifTrue:[ |
|
28 | 1279 |
"colorResponceUnit" |
0 | 1280 |
]. |
1281 |
(tagType == 301) ifTrue:[ |
|
28 | 1282 |
"colorResponceCurve" |
0 | 1283 |
]. |
1284 |
(tagType == 306) ifTrue:[ |
|
28 | 1285 |
"dateTime" |
0 | 1286 |
]. |
1287 |
(tagType == 315) ifTrue:[ |
|
28 | 1288 |
"artist" |
0 | 1289 |
]. |
1290 |
(tagType == 317) ifTrue:[ |
|
28 | 1291 |
"predictor" |
0 | 1292 |
]. |
1293 |
(tagType == 320) ifTrue:[ |
|
28 | 1294 |
"colormap" |
1295 |
address := colorMapPos - 1. |
|
1296 |
numberType := #short. |
|
1297 |
count := 256 "(colorMap at:1) size" * 3. |
|
0 | 1298 |
]. |
1299 |
||
1300 |
(value isNil and:[address isNil]) ifTrue:[ |
|
28 | 1301 |
self error:'unhandled tag'. |
1302 |
^ self |
|
0 | 1303 |
]. |
1304 |
||
14 | 1305 |
" |
0 | 1306 |
'tag:' print. tagType print. ' typ:' print. numberType print. |
1307 |
' len:' print. count print. |
|
1308 |
' val:' print. value printNewline. |
|
14 | 1309 |
" |
0 | 1310 |
|
1311 |
self writeShort:tagType. |
|
1312 |
numberType == #short ifTrue:[ |
|
28 | 1313 |
self writeShort:3. |
1314 |
self writeLong:count. |
|
0 | 1315 |
] ifFalse:[ |
28 | 1316 |
numberType == #long ifTrue:[ |
1317 |
self writeShort:4. |
|
1318 |
self writeLong:count. |
|
1319 |
] ifFalse:[ |
|
1320 |
numberType == #byte ifTrue:[ |
|
1321 |
self writeShort:1. |
|
1322 |
self writeLong:count. |
|
1323 |
] ifFalse:[ |
|
1324 |
self error:'bad numbertype' |
|
1325 |
] |
|
1326 |
] |
|
0 | 1327 |
]. |
1328 |
address notNil ifTrue:[ |
|
28 | 1329 |
(numberType == #long and:[count == 1]) ifTrue:[ |
1330 |
self writeLong:(valueArray at:1). |
|
1331 |
^ self |
|
1332 |
]. |
|
1333 |
(numberType == #short and:[count <= 2]) ifTrue:[ |
|
1334 |
self writeShort:(valueArray at:1). |
|
1335 |
count == 2 ifTrue:[ |
|
1336 |
self writeShort:(valueArray at:2). |
|
1337 |
] ifFalse:[ |
|
1338 |
self writeShort:0 |
|
1339 |
]. |
|
1340 |
^ self |
|
1341 |
]. |
|
1342 |
(numberType == #byte and:[count <= 4]) ifTrue:[ |
|
1343 |
outStream nextPut:(valueArray at:1). |
|
1344 |
count > 1 ifTrue:[ |
|
1345 |
outStream nextPut:(valueArray at:2). |
|
1346 |
count > 2 ifTrue:[ |
|
1347 |
outStream nextPut:(valueArray at:3). |
|
1348 |
count > 3 ifTrue:[ |
|
1349 |
outStream nextPut:(valueArray at:4). |
|
1350 |
] ifFalse:[ |
|
1351 |
outStream nextPut:0 |
|
1352 |
]. |
|
1353 |
] ifFalse:[ |
|
1354 |
outStream nextPut:0 |
|
1355 |
]. |
|
1356 |
] ifFalse:[ |
|
1357 |
outStream nextPut:0 |
|
1358 |
]. |
|
1359 |
^ self |
|
1360 |
]. |
|
1361 |
self writeLong:address. |
|
1362 |
^ self |
|
0 | 1363 |
]. |
1364 |
numberType == #short ifTrue:[ |
|
28 | 1365 |
self writeShort:value. |
1366 |
self writeShort:0 |
|
0 | 1367 |
] ifFalse:[ |
28 | 1368 |
numberType == #long ifTrue:[ |
1369 |
self writeLong:value |
|
1370 |
] ifFalse:[ |
|
1371 |
numberType == #byte ifTrue:[ |
|
1372 |
outStream nextPut:value. |
|
1373 |
outStream nextPut:0. |
|
1374 |
outStream nextPut:0. |
|
1375 |
outStream nextPut:0. |
|
1376 |
] ifFalse:[ |
|
1377 |
self error:'bad numbertype' |
|
1378 |
] |
|
1379 |
] |
|
0 | 1380 |
]. |
1381 |
! |
|
1382 |
||
135 | 1383 |
writeUncompressedBits |
1384 |
"write bits as one or multiple strips" |
|
1385 |
||
1386 |
|offs bytesPerRow nBytes |
|
1387 |
h "{ Class: SmallInteger }"| |
|
0 | 1388 |
|
135 | 1389 |
nBytes := data size. |
1390 |
nBytes < 16rFFFF ifTrue:[ |
|
1391 |
stripOffsets := Array with:(outStream position - 1). |
|
1392 |
stripByteCounts := Array with:nBytes. |
|
1393 |
outStream nextPutBytes:nBytes from:data. |
|
1394 |
rowsPerStrip := height |
|
1395 |
] ifFalse:[ |
|
1396 |
stripOffsets := Array basicNew:height. |
|
1397 |
bytesPerRow := nBytes // height. |
|
1398 |
stripByteCounts := (Array basicNew:height) atAllPut:bytesPerRow. |
|
0 | 1399 |
|
135 | 1400 |
offs := 1. |
1401 |
h := height. |
|
1402 |
1 to:h do:[:row | |
|
1403 |
stripOffsets at:row put:(outStream position - 1). |
|
1404 |
outStream nextPutBytes:bytesPerRow from:data startingAt:offs. |
|
1405 |
offs := offs + bytesPerRow |
|
28 | 1406 |
]. |
135 | 1407 |
rowsPerStrip := 1 |
1408 |
]. |
|
1409 |
" |
|
1410 |
'stripOffsets: ' print. stripOffsets printNewline. |
|
1411 |
'stripByteCounts: ' print. stripByteCounts printNewline. |
|
1412 |
" |
|
1413 |
! ! |
|
1414 |
||
1415 |
!TIFFReader methodsFor:'reading from file'! |
|
1416 |
||
1417 |
fromStream:aStream |
|
192 | 1418 |
"read a stream containing a TIFF image. |
1419 |
Leave image description in instance variables." |
|
135 | 1420 |
|
1421 |
|char1 char2 version |
|
1422 |
numberOfTags "{ Class: SmallInteger }" |
|
1423 |
tagType "{ Class: SmallInteger }" |
|
1424 |
numberType "{ Class: SmallInteger }" |
|
1425 |
length "{ Class: SmallInteger }" |
|
1426 |
result offset ok msb| |
|
1427 |
||
1428 |
inStream := aStream. |
|
331
304f9c439efa
allow reading from ByteArray-readStreams
Claus Gittinger <cg@exept.de>
parents:
329
diff
changeset
|
1429 |
aStream binary. |
135 | 1430 |
|
1431 |
char1 := aStream next. |
|
1432 |
char2 := aStream next. |
|
1433 |
(char1 ~~ char2) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1434 |
'TIFFReader [warning]: not a tiff file' errorPrintCR. |
192 | 1435 |
^ nil |
135 | 1436 |
]. |
331
304f9c439efa
allow reading from ByteArray-readStreams
Claus Gittinger <cg@exept.de>
parents:
329
diff
changeset
|
1437 |
(char1 == $I asciiValue) ifTrue:[ |
192 | 1438 |
byteOrder := #lsb. |
1439 |
msb := false. |
|
0 | 1440 |
] ifFalse:[ |
331
304f9c439efa
allow reading from ByteArray-readStreams
Claus Gittinger <cg@exept.de>
parents:
329
diff
changeset
|
1441 |
(char1 == $M asciiValue) ifTrue:[ |
192 | 1442 |
byteOrder := #msb. |
1443 |
msb := true. |
|
1444 |
] ifFalse:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1445 |
'TIFFReader [warning]: not a tiff file' errorPrintCR. |
192 | 1446 |
^ nil |
1447 |
] |
|
0 | 1448 |
]. |
1449 |
||
135 | 1450 |
version := self readShort. |
1451 |
(version ~~ 42) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1452 |
'TIFFReader [warning]: version of tiff-file not supported' errorPrintCR. |
192 | 1453 |
^ nil |
0 | 1454 |
]. |
1455 |
||
135 | 1456 |
"setup default values" |
0 | 1457 |
|
135 | 1458 |
compression := 1. "none" |
1459 |
fillOrder := #msb. |
|
1460 |
planarConfiguration := 1. |
|
1461 |
photometric := nil. |
|
1462 |
bitsPerSample := 1. |
|
1463 |
samplesPerPixel := 1. |
|
1464 |
width := nil. |
|
1465 |
height := nil. |
|
1466 |
stripOffsets := nil. |
|
1467 |
rowsPerStrip := nil. |
|
1468 |
"resolutionUnit := 2." |
|
1469 |
predictor := 1. |
|
0 | 1470 |
|
135 | 1471 |
offset := aStream nextLongMSB:msb. |
1472 |
aStream position:offset + 1. |
|
1473 |
||
1474 |
numberOfTags := self readShort. |
|
1475 |
1 to:numberOfTags do:[:index | |
|
192 | 1476 |
tagType := self readShort. |
1477 |
numberType := self readShort. |
|
1478 |
length := aStream nextLongMSB:msb. |
|
1479 |
self decodeTiffTag:tagType numberType:numberType length:length |
|
135 | 1480 |
]. |
0 | 1481 |
|
135 | 1482 |
offset := aStream nextLongMSB:msb. |
1483 |
(offset ~~ 0) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1484 |
'TIFFReader [info]: more tags ignored' infoPrintCR |
135 | 1485 |
]. |
0 | 1486 |
|
135 | 1487 |
"check for required tags" |
1488 |
ok := true. |
|
1489 |
width isNil ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1490 |
'TIFFReader [warning]: missing width tag' errorPrintCR. |
192 | 1491 |
ok := false |
135 | 1492 |
]. |
0 | 1493 |
|
135 | 1494 |
height isNil ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1495 |
'TIFFReader [warning]: missing length tag' errorPrintCR. |
192 | 1496 |
ok := false |
135 | 1497 |
]. |
1498 |
||
1499 |
photometric isNil ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1500 |
'TIFFReader [warning]: missing photometric tag' errorPrintCR. |
192 | 1501 |
ok := false |
135 | 1502 |
]. |
1503 |
||
1504 |
stripOffsets isNil ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1505 |
'TIFFReader [warning]: missing stripOffsets tag' errorPrintCR. |
192 | 1506 |
ok := false |
0 | 1507 |
]. |
1508 |
||
1509 |
stripByteCounts isNil ifTrue:[ |
|
192 | 1510 |
stripOffsets size == 1 ifTrue:[ |
1511 |
stripByteCounts := Array with:(self bitsPerPixel // 8) * width * height |
|
1512 |
] |
|
135 | 1513 |
]. |
1514 |
||
1515 |
stripByteCounts isNil ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1516 |
'TIFFReader [warning]: missing stripByteCounts tag' errorPrintCR. |
192 | 1517 |
ok := false |
135 | 1518 |
]. |
1519 |
||
1520 |
ok ifFalse:[ |
|
192 | 1521 |
^ nil |
0 | 1522 |
]. |
1523 |
||
334 | 1524 |
dimensionCallBack notNil ifTrue:[ |
1525 |
dimensionCallBack value:self |
|
1526 |
]. |
|
1527 |
||
135 | 1528 |
"given all the information, read the bits" |
0 | 1529 |
|
135 | 1530 |
rowsPerStrip isNil ifTrue:[ |
192 | 1531 |
rowsPerStrip := height |
0 | 1532 |
]. |
1533 |
||
135 | 1534 |
ok := false. |
1535 |
(compression == 1) ifTrue:[ |
|
192 | 1536 |
result := self readUncompressedTiffImageData. |
1537 |
ok := true |
|
135 | 1538 |
]. |
1539 |
(compression == 2) ifTrue:[ |
|
192 | 1540 |
result := self readCCITT3RLETiffImageData. |
1541 |
ok := true |
|
135 | 1542 |
]. |
1543 |
(compression == 3) ifTrue:[ |
|
192 | 1544 |
result := self readCCITTGroup3TiffImageData. |
1545 |
ok := true |
|
135 | 1546 |
]. |
1547 |
(compression == 4) ifTrue:[ |
|
192 | 1548 |
result := self readCCITTGroup4TiffImageData. |
1549 |
ok := true |
|
135 | 1550 |
]. |
1551 |
(compression == 5) ifTrue:[ |
|
192 | 1552 |
result := self readLZWTiffImageData. |
1553 |
ok := true |
|
135 | 1554 |
]. |
1555 |
(compression == 6) ifTrue:[ |
|
192 | 1556 |
result := self readJPEGTiffImageData. |
1557 |
ok := true |
|
135 | 1558 |
]. |
1559 |
(compression == 32766) ifTrue:[ |
|
192 | 1560 |
result := self readNeXTRLE2TiffImageData. |
1561 |
ok := true |
|
135 | 1562 |
]. |
1563 |
(compression == 32771) ifTrue:[ |
|
192 | 1564 |
result := self readCCITTRLEWTiffImageData. |
1565 |
ok := true |
|
135 | 1566 |
]. |
1567 |
(compression == 32773) ifTrue:[ |
|
192 | 1568 |
result := self readPackbitsTiffImageData. |
1569 |
ok := true |
|
135 | 1570 |
]. |
1571 |
(compression == 32865) ifTrue:[ |
|
192 | 1572 |
result := self readNeXTJPEGTiffImageData. |
1573 |
ok := true |
|
135 | 1574 |
]. |
1575 |
ok ifFalse:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1576 |
'TIFFReader [warning]: compression type ' errorPrint. compression errorPrint. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1577 |
' not known' errorPrintCR |
135 | 1578 |
]. |
1579 |
^ result |
|
192 | 1580 |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1581 |
"Modified: 10.1.1997 / 18:08:54 / cg" |
135 | 1582 |
! ! |
0 | 1583 |
|
135 | 1584 |
!TIFFReader methodsFor:'writing to file'! |
1585 |
||
1586 |
save:image onFile:aFileName |
|
1587 |
"save image as (uncompressed) TIFF file on aFileName" |
|
0 | 1588 |
|
135 | 1589 |
|pos1 pos| |
0 | 1590 |
|
135 | 1591 |
outStream := FileStream newFileNamed:aFileName. |
1592 |
outStream isNil ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1593 |
'TIFFReader [warning]: create error' errorPrintCR. |
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1594 |
^ nil |
0 | 1595 |
]. |
1596 |
||
135 | 1597 |
"save as msb" |
1598 |
||
1599 |
byteOrder := #msb. |
|
1600 |
" |
|
1601 |
byteOrder := #lsb. |
|
1602 |
" |
|
1603 |
fillOrder := #msb. |
|
1604 |
width := image width. |
|
1605 |
height := image height. |
|
1606 |
photometric := image photometric. |
|
1607 |
samplesPerPixel := image samplesPerPixel. |
|
1608 |
bitsPerSample := image bitsPerSample. |
|
1609 |
colorMap := image colorMap. |
|
1610 |
planarConfiguration := 1. |
|
1611 |
compression := 1. "none" |
|
1612 |
data := image bits. |
|
1613 |
||
1614 |
currentOffset := 0. |
|
1615 |
||
1616 |
(byteOrder == #msb) ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1617 |
outStream nextPut:$M. outStream nextPut:$M. |
135 | 1618 |
] ifFalse:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1619 |
outStream nextPut:$I. outStream nextPut:$I. |
0 | 1620 |
]. |
135 | 1621 |
currentOffset := currentOffset + 2. |
0 | 1622 |
|
135 | 1623 |
outStream binary. |
1624 |
||
1625 |
self writeShort:42. |
|
1626 |
currentOffset := currentOffset + 2. |
|
0 | 1627 |
|
135 | 1628 |
pos1 := outStream position. |
1629 |
self writeLong:0. "start of tags - filled in later" |
|
1630 |
currentOffset := currentOffset + 4. |
|
1631 |
||
1632 |
"output strips" |
|
1633 |
||
1634 |
self writeUncompressedBits. "this outputs bits as strips, sets stripOffsets and stripByteCounts" |
|
1635 |
self writeStripOffsets. "this outputs strip offsets, sets stripOffsetsPos" |
|
1636 |
self writeStripByteCounts. "this outputs strip bytecounts, sets stripByteCountPos" |
|
1637 |
self writeBitsPerSample. "this outputs bitsPerSample, sets bitsPerSamplePos" |
|
1638 |
photometric == #palette ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1639 |
self writeColorMap "this outputs colorMap, sets colorMapPos" |
0 | 1640 |
]. |
1641 |
||
135 | 1642 |
pos := outStream position. "backpatch tag offset" |
1643 |
outStream position:pos1. |
|
1644 |
self writeLong:(pos - 1). "fill in tag offset" |
|
1645 |
outStream position:pos. |
|
1646 |
" |
|
1647 |
('patch tag offset at: ', (pos1 printStringRadix:16) , ' to ', |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1648 |
(pos printStringRadix:16)) printNewline. |
135 | 1649 |
" |
1650 |
"output tag data" |
|
0 | 1651 |
|
135 | 1652 |
photometric == #palette ifTrue:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1653 |
self writeShort:11. "11 tags" |
135 | 1654 |
] ifFalse:[ |
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1655 |
self writeShort:10. "10 tags" |
135 | 1656 |
]. |
1657 |
self writeTag:256. "image width" |
|
1658 |
self writeTag:257. "image height" |
|
1659 |
self writeTag:258. "bits per sample" |
|
1660 |
self writeTag:259. "compression" |
|
1661 |
self writeTag:262. "photometric" |
|
1662 |
self writeTag:273. "strip offsets" |
|
159
327da5085900
fixed saving of 24bit RGB images (forgot samplesPerPixel-TAG)
Claus Gittinger <cg@exept.de>
parents:
135
diff
changeset
|
1663 |
self writeTag:277. "samplesPerPixel" |
135 | 1664 |
self writeTag:278. "rowsPerStrip" |
1665 |
self writeTag:279. "strip byte counts" |
|
1666 |
self writeTag:284. "planarconfig" |
|
1667 |
photometric == #palette ifTrue:[ |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1668 |
self writeTag:320 "colorMap" |
135 | 1669 |
]. |
1670 |
self writeLong:0. "end of tags mark" |
|
1671 |
outStream close |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1672 |
|
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1673 |
"Modified: 10.1.1997 / 18:13:38 / cg" |
135 | 1674 |
! ! |
30 | 1675 |
|
357
4bcb93f5892e
newStyle info & error messages
Claus Gittinger <cg@exept.de>
parents:
336
diff
changeset
|
1676 |
!TIFFReader class methodsFor:'documentation'! |
30 | 1677 |
|
135 | 1678 |
version |
359 | 1679 |
^ '$Header: /cvs/stx/stx/libview2/TIFFReader.st,v 1.45 1997-01-10 18:16:44 cg Exp $' |
0 | 1680 |
! ! |
135 | 1681 |
TIFFReader initialize! |