/[public]/psiconv/trunk/lib/psiconv/parse_image.c
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Diff of /psiconv/trunk/lib/psiconv/parse_image.c

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Revision 65 Revision 178
… …
16 along with this program; if not, write to the Free Software 16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18*/ 18*/
19 19
20#include "config.h" 20#include "config.h"
21#include "compat.h"
22
21#include <stdlib.h> 23#include <stdlib.h>
22 24
23#include "data.h"
24#include "parse_routines.h" 25#include "parse_routines.h"
26#include "error.h"
27#include "image.h"
25 28
29#ifdef DMALLOC
30#include <dmalloc.h>
31#endif
32
33static int psiconv_decode_rle8 (const psiconv_config config, int lev,
34 psiconv_u32 off,
35 const psiconv_pixel_bytes encoded,
36 psiconv_pixel_bytes *decoded);
37
38static int psiconv_bytes_to_pixel_data(const psiconv_config config,
39 int lev, psiconv_u32 off,
40 const psiconv_pixel_bytes bytes,
41 psiconv_pixel_ints *pixels,
42 int colordepth, int xsize, int ysize);
43
44static int psiconv_pixel_data_to_floats (const psiconv_config config, int lev,
45 psiconv_u32 off,
46 const psiconv_pixel_ints pixels,
47 psiconv_pixel_floats_t *floats,
48 int colordepth, int color,
49 int redbits, int bluebits, int greenbits,
50 const psiconv_pixel_floats_t palet);
51
52
53
26int psiconv_parse_jumptable_section(const psiconv_buffer buf,int lev, 54int psiconv_parse_jumptable_section(const psiconv_config config,
55 const psiconv_buffer buf,int lev,
27 psiconv_u32 off, int *length, 56 psiconv_u32 off, int *length,
28 psiconv_jumptable_section *result) 57 psiconv_jumptable_section *result)
29{ 58{
30 int res = 0; 59 int res = 0;
31 int len = 0; 60 int len = 0;
32 psiconv_u32 listlen,temp; 61 psiconv_u32 listlen,temp;
33 int i; 62 int i;
34 63
35 psiconv_progress(lev+1,off+len,"Going to read the jumptable section"); 64 psiconv_progress(config,lev+1,off+len,"Going to read the jumptable section");
36 if (!((*result) = psiconv_list_new(sizeof(psiconv_u32)))) 65 if (!((*result) = psiconv_list_new(sizeof(psiconv_u32))))
37 goto ERROR1; 66 goto ERROR1;
38 67
39 psiconv_progress(lev+2,off+len,"Going to read the list length"); 68 psiconv_progress(config,lev+2,off+len,"Going to read the list length");
40 listlen = psiconv_read_u32(buf,lev+2,off+len,&res); 69 listlen = psiconv_read_u32(config,buf,lev+2,off+len,&res);
41 if (res) 70 if (res)
42 goto ERROR2; 71 goto ERROR2;
43 psiconv_debug(lev+2,off+len,"List length: %08x",listlen); 72 psiconv_debug(config,lev+2,off+len,"List length: %08x",listlen);
44 len += 4; 73 len += 4;
45 74
46 psiconv_progress(lev+2,off+len,"Going to read the list"); 75 psiconv_progress(config,lev+2,off+len,"Going to read the list");
47 for (i = 0; i < listlen; i++) { 76 for (i = 0; i < listlen; i++) {
48 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 77 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
49 if (res) 78 if (res)
50 goto ERROR2; 79 goto ERROR2;
51 if ((res = psiconv_list_add(*result,&temp))) 80 if ((res = psiconv_list_add(*result,&temp)))
52 goto ERROR2; 81 goto ERROR2;
53 psiconv_debug(lev+3,off+len,"Offset: %08x",temp); 82 psiconv_debug(config,lev+3,off+len,"Offset: %08x",temp);
54 len += 4; 83 len += 4;
55 } 84 }
56 85
57 if (length) 86 if (length)
58 *length = len; 87 *length = len;
59 88
60 psiconv_progress(lev+1,off+len-1,"End of jumptable section " 89 psiconv_progress(config,lev+1,off+len-1,"End of jumptable section "
61 "(total length: %08x)", len); 90 "(total length: %08x)", len);
62 91
63 return 0; 92 return 0;
64 93
65ERROR2: 94ERROR2:
66 psiconv_list_free(*result); 95 psiconv_list_free(*result);
67ERROR1: 96ERROR1:
68 psiconv_warn(lev+1,off,"Reading of Jumptable Section failed"); 97 psiconv_warn(config,lev+1,off,"Reading of Jumptable Section failed");
69 if (length) 98 if (length)
70 *length = 0; 99 *length = 0;
71 if (!res) 100 if (!res)
72 return -PSICONV_E_NOMEM; 101 return -PSICONV_E_NOMEM;
73 else 102 else
74 return res; 103 return res;
75} 104}
76 105
77static int decode_byte(int lev, psiconv_u32 off, 106static int decode_byte(const psiconv_config config, int lev, psiconv_u32 off,
78 psiconv_paint_data_section data, int *pixelnr, 107 psiconv_paint_data_section data, psiconv_u32 *pixelnr,
79 psiconv_u8 byte, int bits_per_pixel, int linelen, 108 psiconv_u8 byte, int bits_per_pixel, int linelen,
80 int *linepos,int picsize) 109 int *linepos,int picsize)
81{ 110{
82 int mask = (bits_per_pixel << 1) -1; 111 int mask = (bits_per_pixel << 1) -1;
83 int i; 112 int i;
84 if (*linepos < (data->xsize + (8/bits_per_pixel) - 1) / (8/bits_per_pixel)) 113 if (*linepos < (data->xsize + (8/bits_per_pixel) - 1) / (8/bits_per_pixel))
85 for (i = 0; i < 8/bits_per_pixel; i ++) { 114 for (i = 0; i < 8/bits_per_pixel; i ++) {
86 if ((i != 0) && ((*pixelnr % (data->xsize)) == 0)) { 115 if ((i != 0) && ((*pixelnr % (data->xsize)) == 0)) {
87 psiconv_debug(lev+1,off,"Skipping padding: %02x",byte); 116 psiconv_debug(config,lev+1,off,"Skipping padding: %02x",byte);
88 i = 8; 117 i = 8;
89 } else if (*pixelnr >= picsize) { 118 } else if (*pixelnr >= picsize) {
90 psiconv_warn(lev+1,off,"Corrupted picture data!"); 119 psiconv_warn(config,lev+1,off,"Corrupted picture data!");
91 psiconv_debug(lev+1,off,"Trying to write a pixel too far"); 120 psiconv_debug(config,lev+1,off,"Trying to write a pixel too far");
92 return -1; 121 return -1;
93 } else { 122 } else {
94 data->red[*pixelnr] = data->green[*pixelnr] = data->blue[*pixelnr] = 123 data->red[*pixelnr] = data->green[*pixelnr] = data->blue[*pixelnr] =
95 ((float) (byte & mask)) / ((1 << bits_per_pixel) -1); 124 ((float) (byte & mask)) / ((1 << bits_per_pixel) -1);
96 psiconv_debug(lev+1,off,"Pixel %04x: (%04x,%04x) value %02x, color %f", 125 psiconv_debug(config,lev+1,off,"Pixel %04x: (%04x,%04x) value %02x, color %f",
97 *pixelnr,*pixelnr % data->xsize, 126 *pixelnr,*pixelnr % data->xsize,
98 *pixelnr / data->xsize, byte&mask, data->red[*pixelnr]); 127 *pixelnr / data->xsize, byte&mask, data->red[*pixelnr]);
99 byte = byte >> bits_per_pixel; 128 byte = byte >> bits_per_pixel;
100 (*pixelnr) ++; 129 (*pixelnr) ++;
101 } 130 }
102 } 131 }
103 else 132 else
104 psiconv_debug(lev+1,off,"Skipping padding byte"); 133 psiconv_debug(config,lev+1,off,"Skipping padding byte");
105 (*linepos) ++; 134 (*linepos) ++;
106 if (*linepos == linelen) 135 if (*linepos == linelen)
107 *linepos = 0; 136 *linepos = 0;
108 return 0; 137 return 0;
109} 138}
110 139
111 140
112int psiconv_parse_paint_data_section(const psiconv_buffer buf,int lev, 141int psiconv_parse_paint_data_section(const psiconv_config config,
142 const psiconv_buffer buf,int lev,
113 psiconv_u32 off, int *length,int isclipart, 143 psiconv_u32 off, int *length,int isclipart,
114 psiconv_paint_data_section *result) 144 psiconv_paint_data_section *result)
115{ 145{
116 int res = 0; 146 int res = 0;
117 int len = 0; 147 int len = 0;
… …
119 psiconv_u8 marker; 149 psiconv_u8 marker;
120 int i,leng; 150 int i,leng;
121 psiconv_u32 bits_per_pixel,compression; 151 psiconv_u32 bits_per_pixel,compression;
122 int linepos = 0; 152 int linepos = 0;
123 153
124 psiconv_progress(lev+1,off,"Going to read a paint data section"); 154 psiconv_progress(config,lev+1,off,"Going to read a paint data section");
125 if (!((*result) = malloc(sizeof(**result)))) 155 if (!((*result) = malloc(sizeof(**result))))
126 goto ERROR1; 156 goto ERROR1;
127 157
128 psiconv_progress(lev+2,off+len,"Going to read section size"); 158 psiconv_progress(config,lev+2,off+len,"Going to read section size");
129 size = psiconv_read_u32(buf,lev+2,off+len,&res); 159 size = psiconv_read_u32(config,buf,lev+2,off+len,&res);
130 if (res) 160 if (res)
131 goto ERROR2; 161 goto ERROR2;
132 psiconv_debug(lev+2,off+len,"Section size: %08x",size); 162 psiconv_debug(config,lev+2,off+len,"Section size: %08x",size);
133 len += 4; 163 len += 4;
134 164
135 psiconv_progress(lev+2,off+len,"Going to read pixel data offset"); 165 psiconv_progress(config,lev+2,off+len,"Going to read pixel data offset");
136 offset = psiconv_read_u32(buf,lev+2,off+len,&res); 166 offset = psiconv_read_u32(config,buf,lev+2,off+len,&res);
137 if (res) 167 if (res)
138 goto ERROR2; 168 goto ERROR2;
139 if (offset != 0x28) { 169 if (offset != 0x28) {
140 psiconv_warn(lev+2,off+len, 170 psiconv_warn(config,lev+2,off+len,
141 "Paint data section data offset has unexpected value"); 171 "Paint data section data offset has unexpected value");
142 psiconv_debug(lev+2,off+len, 172 psiconv_debug(config,lev+2,off+len,
143 "Data offset: read %08x, expected %08x",offset,0x28); 173 "Data offset: read %08x, expected %08x",offset,0x28);
144 res = -1; 174 res = -1;
145 } 175 }
146 len += 4; 176 len += 4;
147 177
148 psiconv_progress(lev+2,off+len,"Going to read picture X size"); 178 psiconv_progress(config,lev+2,off+len,"Going to read picture X size");
149 (*result)->xsize = psiconv_read_u32(buf,lev+2,off+len,&res); 179 (*result)->xsize = psiconv_read_u32(config,buf,lev+2,off+len,&res);
150 if (res) 180 if (res)
151 goto ERROR2; 181 goto ERROR2;
152 psiconv_debug(lev+2,off+len,"Picture X size: %08x:",(*result)->xsize); 182 psiconv_debug(config,lev+2,off+len,"Picture X size: %08x:",(*result)->xsize);
153 len += 4; 183 len += 4;
154 184
155 psiconv_progress(lev+2,off+len,"Going to read picture Y size"); 185 psiconv_progress(config,lev+2,off+len,"Going to read picture Y size");
156 (*result)->ysize = psiconv_read_u32(buf,lev+2,off+len,&res); 186 (*result)->ysize = psiconv_read_u32(config,buf,lev+2,off+len,&res);
157 if (res) 187 if (res)
158 goto ERROR2; 188 goto ERROR2;
159 psiconv_debug(lev+2,off+len,"Picture Y size: %08x:",(*result)->ysize); 189 psiconv_debug(config,lev+2,off+len,"Picture Y size: %08x:",(*result)->ysize);
160 len += 4; 190 len += 4;
161 191
162 picsize = (*result)->ysize * (*result)->xsize; 192 picsize = (*result)->ysize * (*result)->xsize;
163 193
164 psiconv_progress(lev+2,off+len,"Going to read the real picture x size"); 194 psiconv_progress(config,lev+2,off+len,"Going to read the real picture x size");
165 (*result)->pic_xsize = psiconv_read_length(buf,lev+2,off+len,&leng,&res); 195 (*result)->pic_xsize = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res);
166 if (res) 196 if (res)
167 goto ERROR2; 197 goto ERROR2;
168 psiconv_debug(lev+2,off+len,"Picture x size: %f",(*result)->pic_xsize); 198 psiconv_debug(config,lev+2,off+len,"Picture x size: %f",(*result)->pic_xsize);
169 len += leng; 199 len += leng;
170 200
171 psiconv_progress(lev+2,off+len,"Going to read the real picture y size"); 201 psiconv_progress(config,lev+2,off+len,"Going to read the real picture y size");
172 (*result)->pic_ysize = psiconv_read_length(buf,lev+2,off+len,&leng,&res); 202 (*result)->pic_ysize = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res);
173 if (res) 203 if (res)
174 goto ERROR2; 204 goto ERROR2;
175 psiconv_debug(lev+2,off+len,"Picture y size: %f",(*result)->pic_ysize); 205 psiconv_debug(config,lev+2,off+len,"Picture y size: %f",(*result)->pic_ysize);
176 len += leng; 206 len += leng;
177 207
178 psiconv_progress(lev+2,off+len,"Going to read the number of bits per pixel"); 208 psiconv_progress(config,lev+2,off+len,"Going to read the number of bits per pixel");
179 bits_per_pixel=psiconv_read_u32(buf,lev+2,off+len,&res); 209 bits_per_pixel=psiconv_read_u32(config,buf,lev+2,off+len,&res);
180 if (res) 210 if (res)
181 goto ERROR2; 211 goto ERROR2;
182 if (bits_per_pixel > 8) { 212 if (bits_per_pixel > 8) {
183 psiconv_warn(lev+2,off+len,"Picture has too many colors"); 213 psiconv_warn(config,lev+2,off+len,"Picture has too many colors");
184 psiconv_debug(lev+2,off+len,"Read %d colorbits",bits_per_pixel); 214 psiconv_debug(config,lev+2,off+len,"Read %d colorbits",bits_per_pixel);
185 res = -PSICONV_E_PARSE; 215 res = -PSICONV_E_PARSE;
186 goto ERROR2; 216 goto ERROR2;
187 } 217 }
188 psiconv_debug(lev+2,off+len,"Bits per pixel: %d",bits_per_pixel); 218 psiconv_debug(config,lev+2,off+len,"Bits per pixel: %d",bits_per_pixel);
189 len += 4; 219 len += 4;
190 220
191 for (i = 0 ; i < 2; i++) { 221 for (i = 0 ; i < 2; i++) {
192 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 222 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
193 if (res) 223 if (res)
194 goto ERROR2; 224 goto ERROR2;
195 if (temp != 00) { 225 if (temp != 00) {
196 psiconv_warn(lev+2,off+len, 226 psiconv_warn(config,lev+2,off+len,
197 "Paint data section prologue has unknown values (ignored)"); 227 "Paint data section prologue has unknown values (ignored)");
198 psiconv_debug(lev+2,off+len, 228 psiconv_debug(config,lev+2,off+len,
199 "offset %02x: read %08x, expected %08x",i,temp, 0x00); 229 "offset %02x: read %08x, expected %08x",i,temp, 0x00);
200 } 230 }
201 len += 4; 231 len += 4;
202 } 232 }
203 233
204 psiconv_progress(lev+2,off+len, 234 psiconv_progress(config,lev+2,off+len,
205 "Going to read whether RLE compression is used"); 235 "Going to read whether RLE compression is used");
206 compression=psiconv_read_u32(buf,lev+2,off+len,&res); 236 compression=psiconv_read_u32(config,buf,lev+2,off+len,&res);
207 if (res) 237 if (res)
208 goto ERROR2; 238 goto ERROR2;
209 if (compression > 1) { 239 if (compression > 1) {
210 psiconv_warn(lev+2,off+len,"Paint data section has unknown " 240 psiconv_warn(config,lev+2,off+len,"Paint data section has unknown "
211 "compression type, assuming RLE"); 241 "compression type, assuming RLE");
212 psiconv_debug(lev+2,off+len,"Read compression type %d",compression); 242 psiconv_debug(config,lev+2,off+len,"Read compression type %d",compression);
213 compression = 1; 243 compression = 1;
214 } 244 }
215 psiconv_debug(lev+2,off+len,"Compression: %s",compression?"RLE":"none"); 245 psiconv_debug(config,lev+2,off+len,"Compression: %s",compression?"RLE8":"none");
216 len += 4; 246 len += 4;
217 247
218 if (isclipart) { 248 if (isclipart) {
219 psiconv_progress(lev+2,off+len,"Going to read an unknown long"); 249 psiconv_progress(config,lev+2,off+len,"Going to read an unknown long");
220 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 250 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
221 if (res) 251 if (res)
222 goto ERROR2; 252 goto ERROR2;
223 if (temp != 0xffffffff) { 253 if (temp != 0xffffffff) {
224 psiconv_warn(lev+2,off+len, 254 psiconv_warn(config,lev+2,off+len,
225 "Paint data section prologue has unknown values (ignoring)"); 255 "Paint data section prologue has unknown values (ignoring)");
226 psiconv_debug(lev+2,off+len, 256 psiconv_debug(config,lev+2,off+len,
227 "offset %02x: read %08x, expected %08x",i,temp, 0xffffffff); 257 "offset %02x: read %08x, expected %08x",i,temp, 0xffffffff);
228 } 258 }
229 len += 4; 259 len += 4;
230 psiconv_progress(lev+2,off+len,"Going to read a second unknown long"); 260 psiconv_progress(config,lev+2,off+len,"Going to read a second unknown long");
231 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 261 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
232 if (res) 262 if (res)
233 goto ERROR2; 263 goto ERROR2;
234 if (temp != 0x44) { 264 if (temp != 0x44) {
235 psiconv_warn(lev+2,off+len, 265 psiconv_warn(config,lev+2,off+len,
236 "Paint data section prologue has unknown values (ignoring)"); 266 "Paint data section prologue has unknown values (ignoring)");
237 psiconv_debug(lev+2,off+len, 267 psiconv_debug(config,lev+2,off+len,
238 "offset %02x: read %08x, expected %08x",i,temp, 0x44); 268 "offset %02x: read %08x, expected %08x",i,temp, 0x44);
239 } 269 }
240 len += 4; 270 len += 4;
241 } 271 }
242 272
… …
249 len = offset; 279 len = offset;
250 datasize = size - len; 280 datasize = size - len;
251 if (isclipart) 281 if (isclipart)
252 len += 8; 282 len += 8;
253 283
254 psiconv_progress(lev+2,off+len,"Going to read the pixel data"); 284 psiconv_progress(config,lev+2,off+len,"Going to read the pixel data");
255 pixelnr = 0; 285 pixelnr = 0;
256 datanr = 0; 286 datanr = 0;
257 if (!compression) { 287 if (!compression) {
258 linelen = datasize / (*result)->ysize; 288 linelen = datasize / (*result)->ysize;
259 psiconv_debug(lev+3,off+len,"Line length: %04x bytes",linelen); 289 psiconv_debug(config,lev+3,off+len,"Line length: %04x bytes",linelen);
260 while((datanr < datasize)) { 290 while((datanr < datasize)) {
261 temp = psiconv_read_u8(buf,lev+2,off+len+datanr,&res); 291 temp = psiconv_read_u8(config,buf,lev+2,off+len+datanr,&res);
262 if (res) 292 if (res)
263 goto ERROR5; 293 goto ERROR5;
264 if (decode_byte(lev+3,off+len+datanr,*result,&pixelnr,temp,bits_per_pixel, 294 if (decode_byte(config,lev+3,off+len+datanr,*result,&pixelnr,temp,bits_per_pixel,
265 linelen,&linepos,picsize)) { 295 linelen,&linepos,picsize)) {
266 res = -PSICONV_E_PARSE; 296 res = -PSICONV_E_PARSE;
267 break; 297 break;
268 } 298 }
269 datanr++; 299 datanr++;
270 } 300 }
271 } else { 301 } else {
272 psiconv_progress(lev+2,off+len,"First pass: determining line length"); 302 psiconv_progress(config,lev+2,off+len,"First pass: determining line length");
273 datanr = 0; 303 datanr = 0;
274 i = 0; 304 i = 0;
275 while (datanr < datasize) { 305 while (datanr < datasize) {
276 marker = psiconv_read_u8(buf,lev+3,off+len+datanr,&res); 306 marker = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res);
277 if (res) 307 if (res)
278 goto ERROR5; 308 goto ERROR5;
279 if (marker >= 0x80) { 309 if (marker >= 0x80) {
280 datanr += 0x100 - marker + 1; 310 datanr += 0x100 - marker + 1;
281 i += 0x100 - marker; 311 i += 0x100 - marker;
… …
284 i += marker + 1; 314 i += marker + 1;
285 } 315 }
286 } 316 }
287 linelen = i / (*result)->ysize; 317 linelen = i / (*result)->ysize;
288 datanr=0; 318 datanr=0;
289 psiconv_debug(lev+2,off+len,"Linelen: %04x bytes",linelen); 319 psiconv_debug(config,lev+2,off+len,"Linelen: %04x bytes",linelen);
290 while((datanr < datasize)) { 320 while((datanr < datasize)) {
291 marker = psiconv_read_u8(buf,lev+3,off+len+datanr,&res); 321 marker = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res);
292 if (res) 322 if (res)
293 goto ERROR5; 323 goto ERROR5;
294 psiconv_debug(lev+3,off+len+datanr, 324 psiconv_debug(config,lev+3,off+len+datanr,
295 "Pixelnr %08x, Datanr %08x: Read marker %02x", 325 "Pixelnr %08x, Datanr %08x: Read marker %02x",
296 pixelnr,datanr,marker); 326 pixelnr,datanr,marker);
297 datanr ++; 327 datanr ++;
298 if (marker >= 0x80) { 328 if (marker >= 0x80) {
299 /* 0x100 - marker bytes of data follow */ 329 /* 0x100 - marker bytes of data follow */
300 for (i = 0; i < 0x100-marker; i++,datanr++) { 330 for (i = 0; i < 0x100-marker; i++,datanr++) {
301 if (datanr >= datasize) { 331 if (datanr >= datasize) {
302 psiconv_warn(lev+3,off+len+datanr,"Corrupted picture data"); 332 psiconv_warn(config,lev+3,off+len+datanr,"Corrupted picture data");
303 psiconv_debug(lev+3,off+len+datanr, 333 psiconv_debug(config,lev+3,off+len+datanr,
304 "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," 334 "Picsize: %08x, Datasize: %08x, Pixelnr: %08x,"
305 "Datanr: %08x, marker: %02x",picsize,datasize,pixelnr, 335 "Datanr: %08x, marker: %02x",picsize,datasize,pixelnr,
306 datanr,marker); 336 datanr,marker);
307 res = -PSICONV_E_PARSE; 337 res = -PSICONV_E_PARSE;
308 break; 338 break;
309 } 339 }
310 temp = psiconv_read_u8(buf,lev+2,off+len+datanr,&res); 340 temp = psiconv_read_u8(config,buf,lev+2,off+len+datanr,&res);
311 if (res) 341 if (res)
312 goto ERROR5; 342 goto ERROR5;
313 if (decode_byte(lev+2,off+len+datanr,*result,&pixelnr,temp, 343 if (decode_byte(config,lev+2,off+len+datanr,*result,&pixelnr,temp,
314 bits_per_pixel,linelen,&linepos,picsize)) { 344 bits_per_pixel,linelen,&linepos,picsize)) {
315 res = -PSICONV_E_PARSE; 345 res = -PSICONV_E_PARSE;
316 break; 346 break;
317 } 347 }
318 } 348 }
319 } else { 349 } else {
320 if (datanr >= datasize) { 350 if (datanr >= datasize) {
321 psiconv_warn(lev+3,off+len+datanr,"Corrupted picture data"); 351 psiconv_warn(config,lev+3,off+len+datanr,"Corrupted picture data");
322 psiconv_debug(lev+3,off+len+datanr, 352 psiconv_debug(config,lev+3,off+len+datanr,
323 "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," 353 "Picsize: %08x, Datasize: %08x, Pixelnr: %08x,"
324 "Datanr: %08x, marker: %02x",picsize,datasize,pixelnr, 354 "Datanr: %08x, marker: %02x",picsize,datasize,pixelnr,
325 datanr,marker); 355 datanr,marker);
326 res = -PSICONV_E_PARSE; 356 res = -PSICONV_E_PARSE;
327 } else { 357 } else {
328 temp = psiconv_read_u8(buf,lev+3,off+len+datanr,&res); 358 temp = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res);
329 if (res) 359 if (res)
330 goto ERROR5; 360 goto ERROR5;
331 for (i = 0; i <= marker; i++) { 361 for (i = 0; i <= marker; i++) {
332 if (decode_byte(lev+2,off+len+datanr,*result,&pixelnr,temp, 362 if (decode_byte(config,lev+2,off+len+datanr,*result,&pixelnr,temp,
333 bits_per_pixel,linelen,&linepos,picsize)) { 363 bits_per_pixel,linelen,&linepos,picsize)) {
334 res = -PSICONV_E_PARSE; 364 res = -PSICONV_E_PARSE;
335 break; 365 break;
336 } 366 }
337 } 367 }
… …
344 if (linepos >= ((*result)->xsize + (8/bits_per_pixel) - 1) / 374 if (linepos >= ((*result)->xsize + (8/bits_per_pixel) - 1) /
345 (8/bits_per_pixel)) 375 (8/bits_per_pixel))
346 datanr += (linelen - linepos); 376 datanr += (linelen - linepos);
347 377
348 if (res || (datanr != datasize) || (pixelnr != picsize)) { 378 if (res || (datanr != datasize) || (pixelnr != picsize)) {
349 psiconv_warn(lev+2,off+len,"Corrupted picture data!"); 379 psiconv_warn(config,lev+2,off+len,"Corrupted picture data!");
350 psiconv_debug(lev+3,off+len+datanr, 380 psiconv_debug(config,lev+3,off+len+datanr,
351 "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," 381 "Picsize: %08x, Datasize: %08x, Pixelnr: %08x,"
352 "Datanr: %08x",picsize,datasize,pixelnr,datanr); 382 "Datanr: %08x",picsize,datasize,pixelnr,datanr);
353 goto ERROR5; 383 goto ERROR5;
354 } 384 }
355 385
356 len += datanr; 386 len += datanr;
357 387
358 if (length) 388 if (length)
359 *length = len; 389 *length = len;
360 390
361 psiconv_progress(lev+1,off+len-1,"End of paint data section " 391 psiconv_progress(config,lev+1,off+len-1,"End of paint data section "
362 "(total length: %08x)", len); 392 "(total length: %08x)", len);
363 393
364 return res; 394 return res;
365 395
366ERROR5: 396ERROR5:
… …
370ERROR3: 400ERROR3:
371 free((*result)->red); 401 free((*result)->red);
372ERROR2: 402ERROR2:
373 free (*result); 403 free (*result);
374ERROR1: 404ERROR1:
375 psiconv_warn(lev+1,off,"Reading of Paint Data Section failed"); 405 psiconv_warn(config,lev+1,off,"Reading of Paint Data Section failed");
376 if (length) 406 if (length)
377 *length = 0; 407 *length = 0;
378 if (!res) 408 if (!res)
379 return -PSICONV_E_NOMEM; 409 return -PSICONV_E_NOMEM;
380 else 410 else
381 return res; 411 return res;
382} 412}
383 413
384int psiconv_parse_sketch_section(const psiconv_buffer buf, int lev, 414int psiconv_parse_sketch_section(const psiconv_config config,
415 const psiconv_buffer buf, int lev,
385 psiconv_u32 off, int *length, int is_object, 416 psiconv_u32 off, int *length,
386 psiconv_sketch_section *result) 417 psiconv_sketch_section *result)
387{ 418{
388 int res=0; 419 int res=0;
389 int len=0; 420 int len=0;
390 psiconv_u32 temp; 421 psiconv_u32 temp;
391 int leng; 422 int leng;
392 int i;
393 423
394 psiconv_progress(lev+1,off,"Going to read the sketch section"); 424 psiconv_progress(config,lev+1,off,"Going to read the sketch section");
395 if (!(*result = malloc(sizeof(**result)))) 425 if (!(*result = malloc(sizeof(**result))))
396 goto ERROR1; 426 goto ERROR1;
397 427
398 if (!is_object) {
399 psiconv_progress(lev+2,off+len,"Going to read the form hor. size"); 428 psiconv_progress(config,lev+2,off+len,"Going to read the displayed hor. size");
400 (*result)->form_xsize = psiconv_read_u16(buf,lev+2,off + len,&res); 429 (*result)->displayed_xsize = psiconv_read_u16(config,buf,lev+2,off + len,&res);
401 if (res) 430 if (res)
402 goto ERROR2; 431 goto ERROR2;
432 psiconv_debug(config,lev+2,off+len,"Displayed hor. size: %04x",
433 (*result)->displayed_xsize);
434 len += 0x02;
435 psiconv_progress(config,lev+2,off+len,"Going to read displayed ver. size");
436 (*result)->displayed_ysize = psiconv_read_u16(config,buf,lev+2,off + len,&res);
437 if (res)
438 goto ERROR2;
439 psiconv_debug(config,lev+2,off+len,"Displayed ver. size: %04x",
440 (*result)->displayed_ysize);
441 len += 0x02;
442
443 psiconv_progress(config,lev+2,off+len,"Going to read the data hor. offset");
444 (*result)->picture_data_x_offset = psiconv_read_u16(config,buf,lev+2,off + len,
445 &res);
446 if (res)
447 goto ERROR2;
448 psiconv_debug(config,lev+2,off+len,"Data hor. offset: %04x",
449 (*result)->picture_data_x_offset);
450 len += 0x02;
451 psiconv_progress(config,lev+2,off+len,"Going to read the data ver. offset");
452 (*result)->picture_data_y_offset = psiconv_read_u16(config,buf,lev+2,off + len,
453 &res);
454 if (res)
455 goto ERROR2;
456 psiconv_debug(config,lev+2,off+len,"Data ver. offset: %04x",
457 (*result)->picture_data_y_offset);
458 len += 0x02;
459
460 psiconv_progress(config,lev+2,off+len,"Going to read the displayed hor. offset");
461 (*result)->displayed_size_x_offset = psiconv_read_u16(config,buf,lev+2,off + len,
462 &res);
463 if (res)
464 goto ERROR2;
465 psiconv_debug(config,lev+2,off+len,"Displayed hor. offset: %04x",
466 (*result)->displayed_size_x_offset);
467 len += 0x02;
468 psiconv_progress(config,lev+2,off+len,"Going to read the displayed ver. offset");
469 (*result)->displayed_size_y_offset = psiconv_read_u16(config,buf,lev+2,off + len,
470 &res);
471 if (res)
472 goto ERROR2;
473 psiconv_debug(config,lev+2,off+len,"Displayed ver. offset: %04x",
474 (*result)->displayed_size_y_offset);
475 len += 0x02;
476
477 psiconv_progress(config,lev+2,off+len,"Going to read the form hor. size");
478 (*result)->form_xsize = psiconv_read_u16(config,buf,lev+2,off + len,&res);
479 if (res)
480 goto ERROR2;
403 psiconv_debug(lev+2,off+len,"Form hor. size: %04x", 481 psiconv_debug(config,lev+2,off+len,"Form hor. size: %04x",
404 (*result)->form_xsize); 482 (*result)->form_xsize);
405 len += 0x02; 483 len += 0x02;
406 psiconv_progress(lev+2,off+len,"Going to read the form ver. size"); 484 psiconv_progress(config,lev+2,off+len,"Going to read form ver. size");
407 (*result)->form_ysize = psiconv_read_u16(buf,lev+2,off + len,&res); 485 (*result)->form_ysize = psiconv_read_u16(config,buf,lev+2,off + len,&res);
408 if (res) 486 if (res)
409 goto ERROR2; 487 goto ERROR2;
410 psiconv_debug(lev+2,off+len,"Form ver. size: %04x", 488 psiconv_debug(config,lev+2,off+len,"Form ver. size: %04x",
411 (*result)->form_ysize); 489 (*result)->form_ysize);
412 len += 0x02; 490 len += 0x02;
413 psiconv_progress(lev+2,off+len,"Going to read the picture hor. offset"); 491
414 (*result)->picture_x_offset = psiconv_read_u16(buf,lev+2,off + len,&res); 492 psiconv_progress(config,lev+2,off+len,"Going to skip 1 word of zeros");
493 temp = psiconv_read_u16(config,buf,lev+2,off+len,&res);
415 if (res) 494 if (res)
416 goto ERROR2; 495 goto ERROR2;
417 psiconv_debug(lev+2,off+len,"Picture hor. offset: %04x",
418 (*result)->picture_x_offset);
419 len += 0x02;
420 psiconv_progress(lev+2,off+len,"Going to read the picture ver. offset");
421 (*result)->picture_y_offset = psiconv_read_u16(buf,lev+2,off + len,&res);
422 if (res)
423 goto ERROR2;
424 psiconv_debug(lev+2,off+len,"Picture ver. offset: %04x",
425 (*result)->picture_y_offset);
426 len += 0x02;
427 psiconv_progress(lev+2,off+len,"Going to skip 5 words of zeros");
428 for (i = 0; i < 5; i++) {
429 temp = psiconv_read_u16(buf,lev+2,off+len,&res);
430 if (res)
431 goto ERROR2;
432 if (temp != 0) {
433 psiconv_warn(lev+2,off+len,
434 "Unexpected value in sketch section preamble (ignored)");
435 psiconv_debug(lev+2,off+len,"Word %d: Read %04x, expected %04x",i,
436 temp,0);
437 }
438 off += 0x02;
439 }
440 } else {
441 psiconv_progress(lev+2,off+len,"Going to read the displayed hor. size");
442 (*result)->picture_xsize = psiconv_read_u16(buf,lev+2,off + len,&res);
443 if (res)
444 goto ERROR2;
445 psiconv_debug(lev+2,off+len,"Displayed hor. size: %04x",
446 (*result)->picture_xsize);
447 len += 0x02;
448 psiconv_progress(lev+2,off+len,"Going to read the displayed ver. size");
449 (*result)->picture_ysize = psiconv_read_u16(buf,lev+2,off + len,&res);
450 if (res)
451 goto ERROR2;
452 psiconv_debug(lev+2,off+len,"Displayed ver. size: %04x",
453 (*result)->picture_ysize);
454 len += 0x02;
455
456 psiconv_progress(lev+2,off+len,"Going to skip 2 words of zeros");
457 for (i = 0; i < 2; i++) {
458 temp = psiconv_read_u16(buf,lev+2,off+len,&res);
459 if (res)
460 goto ERROR2;
461 if (temp != 0) {
462 psiconv_warn(lev+2,off+len,
463 "Unexpected value in sketch section preamble (ignored)");
464 psiconv_debug(lev+2,off+len,"Word %d: Read %04x, expected %04x",i,
465 temp,0);
466 }
467 off += 0x02;
468 }
469 psiconv_progress(lev+2,off+len,"Going to read the picture hor. offset");
470 (*result)->picture_x_offset = psiconv_read_u16(buf,lev+2,off + len,&res);
471 if (res)
472 goto ERROR2;
473 psiconv_debug(lev+2,off+len,"Picture hor. offset: %04x",
474 (*result)->picture_x_offset);
475 len += 0x02;
476 psiconv_progress(lev+2,off+len,"Going to read the picture ver. offset");
477 (*result)->picture_y_offset = psiconv_read_u16(buf,lev+2,off + len,&res);
478 if (res)
479 goto ERROR2;
480 psiconv_debug(lev+2,off+len,"Picture ver. offset: %04x",
481 (*result)->picture_y_offset);
482 len += 0x02;
483 psiconv_progress(lev+2,off+len,"Going to read the form hor. size");
484 (*result)->form_xsize = psiconv_read_u16(buf,lev+2,off + len,&res);
485 if (res)
486 goto ERROR2;
487 psiconv_debug(lev+2,off+len,"Form hor. size: %04x",
488 (*result)->form_xsize);
489 len += 0x02;
490 psiconv_progress(lev+2,off+len,"Going to read the form ver. size");
491 (*result)->form_ysize = psiconv_read_u16(buf,lev+2,off + len,&res);
492 if (res)
493 goto ERROR2;
494 psiconv_debug(lev+2,off+len,"Form ver. size: %04x",
495 (*result)->form_ysize);
496 len += 0x02;
497 psiconv_progress(lev+2,off+len,"Going to skip 1 zero word");
498 temp = psiconv_read_u16(buf,lev+2,off+len,&res);
499 if (res)
500 goto ERROR2;
501 if (temp != 0) { 496 if (temp != 0) {
502 psiconv_warn(lev+2,off+len, 497 psiconv_warn(config,lev+2,off+len,
503 "Unexpected value in sketch section preamble (ignored)"); 498 "Unexpected value in sketch section preamble (ignored)");
504 psiconv_debug(lev+2,off+len,"Read %04x, expected %04x",i, temp,0); 499 psiconv_debug(config,lev+2,off+len,"Read %04x, expected %04x",
500 temp,0);
505 } 501 }
506 off += 0x02; 502 off += 0x02;
507 }
508 503
509 psiconv_progress(lev+2,off+len,"Going to read the picture data"); 504 psiconv_progress(config,lev+2,off+len,"Going to read the picture data");
510 if ((res = psiconv_parse_paint_data_section(buf,lev+2,off+len,&leng,0, 505 if ((res = psiconv_parse_paint_data_section(config,buf,lev+2,off+len,&leng,0,
511 &((*result)->picture)))) 506 &((*result)->picture))))
512 goto ERROR2; 507 goto ERROR2;
513 off += leng; 508 off += leng;
514 if (!is_object) {
515 (*result)->picture_xsize = (*result)->picture->xsize;
516 (*result)->picture_ysize = (*result)->picture->ysize;
517 }
518 509
519 psiconv_progress(lev+2,off+len,"Going to read the hor. magnification"); 510 psiconv_progress(config,lev+2,off+len,"Going to read the hor. magnification");
520 (*result)->magnification_x = psiconv_read_u16(buf,lev+2,off+len,&res)/1000.0; 511 (*result)->magnification_x = psiconv_read_u16(config,buf,lev+2,off+len,&res)/1000.0;
521 if (res) 512 if (res)
522 goto ERROR3; 513 goto ERROR3;
523 psiconv_debug(lev+2,off+len,"Form hor. magnification: %f", 514 psiconv_debug(config,lev+2,off+len,"Form hor. magnification: %f",
524 (*result)->magnification_x); 515 (*result)->magnification_x);
525 len += 0x02; 516 len += 0x02;
526 psiconv_progress(lev+2,off+len,"Going to read the ver. magnification"); 517 psiconv_progress(config,lev+2,off+len,"Going to read the ver. magnification");
527 (*result)->magnification_y = psiconv_read_u16(buf,lev+2,off+len,&res)/1000.0; 518 (*result)->magnification_y = psiconv_read_u16(config,buf,lev+2,off+len,&res)/1000.0;
528 if (res) 519 if (res)
529 goto ERROR3; 520 goto ERROR3;
530 psiconv_debug(lev+2,off+len,"Form ver. magnification: %f", 521 psiconv_debug(config,lev+2,off+len,"Form ver. magnification: %f",
531 (*result)->magnification_y); 522 (*result)->magnification_y);
532 len += 0x02; 523 len += 0x02;
533 524
534 psiconv_progress(lev+2,off+len,"Going to read the left cut"); 525 psiconv_progress(config,lev+2,off+len,"Going to read the left cut");
535 temp = psiconv_read_u32(buf,lev+2,off + len,&res); 526 temp = psiconv_read_u32(config,buf,lev+2,off + len,&res);
536 if (res) 527 if (res)
537 goto ERROR3; 528 goto ERROR3;
538 (*result)->cut_left = (temp * 6.0) / (*result)->picture_xsize; 529 (*result)->cut_left = (temp * 6.0) / (*result)->displayed_xsize;
539 psiconv_debug(lev+2,off+len,"Left cut: raw %08x, real: %f", 530 psiconv_debug(config,lev+2,off+len,"Left cut: raw %08x, real: %f",
540 temp,(*result)->cut_left); 531 temp,(*result)->cut_left);
541 len += 0x04; 532 len += 0x04;
542 psiconv_progress(lev+2,off+len,"Going to read the right cut"); 533 psiconv_progress(config,lev+2,off+len,"Going to read the right cut");
543 temp = psiconv_read_u32(buf,lev+2,off + len,&res); 534 temp = psiconv_read_u32(config,buf,lev+2,off + len,&res);
544 if (res) 535 if (res)
545 goto ERROR3; 536 goto ERROR3;
546 (*result)->cut_right = (temp * 6.0) / (*result)->picture_xsize; 537 (*result)->cut_right = (temp * 6.0) / (*result)->displayed_xsize;
547 psiconv_debug(lev+2,off+len,"Right cut: raw %08x, real: %f", 538 psiconv_debug(config,lev+2,off+len,"Right cut: raw %08x, real: %f",
548 temp,(*result)->cut_right); 539 temp,(*result)->cut_right);
549 len += 0x04; 540 len += 0x04;
550 psiconv_progress(lev+2,off+len,"Going to read the top cut"); 541 psiconv_progress(config,lev+2,off+len,"Going to read the top cut");
551 temp = psiconv_read_u32(buf,lev+2,off + len,&res); 542 temp = psiconv_read_u32(config,buf,lev+2,off + len,&res);
552 if (res) 543 if (res)
553 goto ERROR3; 544 goto ERROR3;
554 (*result)->cut_top = (temp * 6.0) / (*result)->picture_ysize; 545 (*result)->cut_top = (temp * 6.0) / (*result)->displayed_ysize;
555 psiconv_debug(lev+2,off+len,"Top cut: raw %08x, real: %f", 546 psiconv_debug(config,lev+2,off+len,"Top cut: raw %08x, real: %f",
556 temp,(*result)->cut_top); 547 temp,(*result)->cut_top);
557 len += 0x04; 548 len += 0x04;
558 psiconv_progress(lev+2,off+len,"Going to read the bottom cut"); 549 psiconv_progress(config,lev+2,off+len,"Going to read the bottom cut");
559 temp = psiconv_read_u32(buf,lev+2,off + len,&res); 550 temp = psiconv_read_u32(config,buf,lev+2,off + len,&res);
560 if (res) 551 if (res)
561 goto ERROR3; 552 goto ERROR3;
562 (*result)->cut_bottom = (temp * 6.0) / (*result)->picture_ysize; 553 (*result)->cut_bottom = (temp * 6.0) / (*result)->displayed_ysize;
563 psiconv_debug(lev+2,off+len,"Bottom cut: raw %08x, real: %f", 554 psiconv_debug(config,lev+2,off+len,"Bottom cut: raw %08x, real: %f",
564 temp,(*result)->cut_bottom); 555 temp,(*result)->cut_bottom);
565 len += 0x04; 556 len += 0x04;
566 557
567 if (length) 558 if (length)
568 *length = len; 559 *length = len;
569 560
570 psiconv_progress(lev,off+len-1, 561 psiconv_progress(config,lev,off+len-1,
571 "End of sketch section (total length: %08x)", len); 562 "End of sketch section (total length: %08x)", len);
572 563
573 return res; 564 return res;
574ERROR3: 565ERROR3:
575 psiconv_free_paint_data_section((*result)->picture); 566 psiconv_free_paint_data_section((*result)->picture);
576ERROR2: 567ERROR2:
577 free (*result); 568 free (*result);
578ERROR1: 569ERROR1:
579 psiconv_warn(lev+1,off,"Reading of Sketch Section failed"); 570 psiconv_warn(config,lev+1,off,"Reading of Sketch Section failed");
580 if (length) 571 if (length)
581 *length = 0; 572 *length = 0;
582 if (!res) 573 if (!res)
583 return -PSICONV_E_NOMEM; 574 return -PSICONV_E_NOMEM;
584 else 575 else
585 return res; 576 return res;
586} 577}
587 578
588 579
589int psiconv_parse_clipart_section(const psiconv_buffer buf,int lev, 580int psiconv_parse_clipart_section(const psiconv_config config,
581 const psiconv_buffer buf,int lev,
590 psiconv_u32 off, int *length, 582 psiconv_u32 off, int *length,
591 psiconv_clipart_section *result) 583 psiconv_clipart_section *result)
592{ 584{
593 int res=0; 585 int res=0;
594 int len=0; 586 int len=0;
595 int leng; 587 int leng;
596 psiconv_u32 temp; 588 psiconv_u32 temp;
597 589
598 psiconv_progress(lev+1,off+len,"Going to read the clipart section"); 590 psiconv_progress(config,lev+1,off+len,"Going to read the clipart section");
599 if (!(*result = malloc(sizeof(**result)))) 591 if (!(*result = malloc(sizeof(**result))))
600 goto ERROR1; 592 goto ERROR1;
601 593
602 psiconv_progress(lev+2,off+len,"Going to read the section ID"); 594 psiconv_progress(config,lev+2,off+len,"Going to read the section ID");
603 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 595 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
604 if (res) 596 if (res)
605 goto ERROR2; 597 goto ERROR2;
606 if (temp != PSICONV_ID_CLIPART_ITEM) { 598 if (temp != PSICONV_ID_CLIPART_ITEM) {
607 psiconv_warn(lev+2,off+len, 599 psiconv_warn(config,lev+2,off+len,
608 "Unexpected value in clipart section preamble (ignored)"); 600 "Unexpected value in clipart section preamble (ignored)");
609 psiconv_debug(lev+2,off+len,"Read %08x, expected %08x",temp, 601 psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp,
610 PSICONV_ID_CLIPART_ITEM); 602 PSICONV_ID_CLIPART_ITEM);
611 } else 603 } else
612 psiconv_debug(lev+2,off+len,"Clipart ID: %08x", temp); 604 psiconv_debug(config,lev+2,off+len,"Clipart ID: %08x", temp);
613 off += 4; 605 off += 4;
614 606
615 psiconv_progress(lev+2,off+len,"Going to read an unknown long"); 607 psiconv_progress(config,lev+2,off+len,"Going to read an unknown long");
616 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 608 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
617 if (res) 609 if (res)
618 goto ERROR2; 610 goto ERROR2;
619 if (temp != 0x02) { 611 if (temp != 0x02) {
620 psiconv_warn(lev+2,off+len, 612 psiconv_warn(config,lev+2,off+len,
621 "Unexpected value in clipart section preamble (ignored)"); 613 "Unexpected value in clipart section preamble (ignored)");
622 psiconv_debug(lev+2,off+len,"Read %08x, expected %08x",temp, 614 psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp,
623 0x02); 615 0x02);
624 } else 616 } else
625 psiconv_debug(lev+2,off+len,"First unknown long: %08x", temp); 617 psiconv_debug(config,lev+2,off+len,"First unknown long: %08x", temp);
626 off += 4; 618 off += 4;
627 619
628 psiconv_progress(lev+2,off+len,"Going to read a second unknown long"); 620 psiconv_progress(config,lev+2,off+len,"Going to read a second unknown long");
629 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 621 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
630 if (res) 622 if (res)
631 goto ERROR2; 623 goto ERROR2;
632 if (temp != 0) { 624 if (temp != 0) {
633 psiconv_warn(lev+2,off+len, 625 psiconv_warn(config,lev+2,off+len,
634 "Unexpected value in clipart section preamble (ignored)"); 626 "Unexpected value in clipart section preamble (ignored)");
635 psiconv_debug(lev+2,off+len,"Read %08x, expected %08x",temp, 0); 627 psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, 0);
636 } else 628 } else
637 psiconv_debug(lev+2,off+len,"Second unknown long: %08x", temp); 629 psiconv_debug(config,lev+2,off+len,"Second unknown long: %08x", temp);
638 off += 4; 630 off += 4;
639 631
640 psiconv_progress(lev+2,off+len,"Going to read a third unknown long"); 632 psiconv_progress(config,lev+2,off+len,"Going to read a third unknown long");
641 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 633 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
642 if (res) 634 if (res)
643 goto ERROR2; 635 goto ERROR2;
644 if (temp != 0) { 636 if (temp != 0) {
645 psiconv_warn(lev+2,off+len, 637 psiconv_warn(config,lev+2,off+len,
646 "Unexpected value in clipart section preamble (ignored)"); 638 "Unexpected value in clipart section preamble (ignored)");
647 psiconv_debug(lev+2,off+len,"Read %08x, expected %08x",temp, 0); 639 psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, 0);
648 } else 640 } else
649 psiconv_debug(lev+2,off+len,"Third unknown long: %08x", temp); 641 psiconv_debug(config,lev+2,off+len,"Third unknown long: %08x", temp);
650 off += 4; 642 off += 4;
651 643
652 psiconv_progress(lev+2,off+len,"Going to read a fourth unknown long"); 644 psiconv_progress(config,lev+2,off+len,"Going to read a fourth unknown long");
653 temp = psiconv_read_u32(buf,lev+2,off+len,&res); 645 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
654 if (res) 646 if (res)
655 goto ERROR2; 647 goto ERROR2;
656 if ((temp != 0x0c) && (temp != 0x08)) { 648 if ((temp != 0x0c) && (temp != 0x08)) {
657 psiconv_warn(lev+2,off+len, 649 psiconv_warn(config,lev+2,off+len,
658 "Unexpected value in clipart section preamble (ignored)"); 650 "Unexpected value in clipart section preamble (ignored)");
659 psiconv_debug(lev+2,off+len,"Read %08x, expected %08x or %08x",temp, 651 psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x or %08x",temp,
660 0x0c, 0x08); 652 0x0c, 0x08);
661 } else 653 } else
662 psiconv_debug(lev+2,off+len,"Fourth unknown long: %08x", temp); 654 psiconv_debug(config,lev+2,off+len,"Fourth unknown long: %08x", temp);
663 off += 4; 655 off += 4;
664 656
665 psiconv_progress(lev+2,off+len,"Going to read the Paint Data Section"); 657 psiconv_progress(config,lev+2,off+len,"Going to read the Paint Data Section");
666 if ((res = psiconv_parse_paint_data_section(buf,lev+2,off+len,&leng,1, 658 if ((res = psiconv_parse_paint_data_section(config,buf,lev+2,off+len,&leng,1,
667 &((*result)->picture)))) 659 &((*result)->picture))))
668 goto ERROR2; 660 goto ERROR2;
669 len += leng; 661 len += leng;
670 662
671 if (length) 663 if (length)
672 *length = len; 664 *length = len;
673 665
674 psiconv_progress(lev,off+len-1, 666 psiconv_progress(config,lev,off+len-1,
675 "End of clipart section (total length: %08x)", len); 667 "End of clipart section (total length: %08x)", len);
676 return 0; 668 return 0;
677 669
678ERROR2: 670ERROR2:
679 free (*result); 671 free (*result);
680ERROR1: 672ERROR1:
681 psiconv_warn(lev+1,off,"Reading of Font failed"); 673 psiconv_warn(config,lev+1,off,"Reading of Font failed");
682 if (length) 674 if (length)
683 *length = 0; 675 *length = 0;
684 if (!res) 676 if (!res)
685 return -PSICONV_E_NOMEM; 677 return -PSICONV_E_NOMEM;
686 else 678 else
687 return res; 679 return res;
688} 680}
681
682int psiconv_decode_rle8 (const psiconv_config config, int lev, psiconv_u32 off,
683 const psiconv_pixel_bytes encoded,
684 psiconv_pixel_bytes *decoded)
685{
686 int res=0;
687 psiconv_u8 *marker,*value;
688 int i,j;
689
690 psiconv_progress(config,lev+1,off,"Going to decode the RLE8 encoding");
691 if (!(*decoded = psiconv_list_new(sizeof(psiconv_u8))))
692 goto ERROR1;
693
694 for (i = 0; i < psiconv_list_length(encoded);) {
695 psiconv_progress(config,lev+2,off,"Going to read marker byte at %04x",i);
696 if (!(marker = psiconv_list_get(encoded,i)))
697 goto ERROR2;
698 psiconv_debug(config,lev+2,off,"Marker byte: %02x",*marker);
699 if (*marker < 0x80) {
700 psiconv_debug(config,lev+2,off,"Marker: repeat value byte %02x times",
701 *marker+1);
702 psiconv_progress(config,lev+2,off,"Going to read value byte at %04x",i+1);
703 if (!(value = psiconv_list_get(encoded,i+1)))
704 goto ERROR2;
705 psiconv_debug(config,lev+2,off,"Value byte: %02x",*value);
706 psiconv_progress(config,lev+2,off,"Adding %02x bytes %02x",
707 *marker+1,*value);
708 for (j = 0; j < *marker + 1; j++)
709 if ((res = psiconv_list_add(*decoded,value)))
710 goto ERROR2;
711 i += 2;
712 } else {
713 psiconv_debug(config,lev+2,off,"Marker: %02x value bytes follow",
714 0x100 - *marker);
715 for (j = 0; j < (0x100 - *marker); j++) {
716 psiconv_progress(config,lev+2,off,"Going to read value byte at %04x",
717 i+j+1);
718 if (!(value = psiconv_list_get(encoded,i+j+1)))
719 goto ERROR2;
720 psiconv_debug(config,lev+2,off,"Value: %02x",*value);
721 if ((res = psiconv_list_add(*decoded,value)))
722 goto ERROR2;
723 }
724 i += (0x100 - *marker) + 1;
725 }
726 }
727 psiconv_progress(config,lev,off,
728 "End of RLE8 decoding process");
729 return 0;
730
731ERROR2:
732 psiconv_list_free(*decoded);
733ERROR1:
734 psiconv_warn(config,lev+1,off,"Decoding of RLE8 failed");
735 if (!res)
736 return -PSICONV_E_NOMEM;
737 else
738 return res;
739}
740
741int psiconv_bytes_to_pixel_data(const psiconv_config config,
742 int lev, psiconv_u32 off,
743 const psiconv_pixel_bytes bytes,
744 psiconv_pixel_ints *pixels,
745 int colordepth, int xsize, int ysize)
746{
747 int res=0;
748 int ibits,obits,x,y,bits;
749 psiconv_u8 input;
750 psiconv_u32 nr,output;
751 psiconv_u8 *ientry;
752
753 psiconv_progress(config,lev+1,off,"Going to convert the bytes to pixels");
754 if (!(*pixels = psiconv_list_new(sizeof(psiconv_u32))))
755 goto ERROR1;
756
757 nr = 0;
758 for (y = 0; y < ysize; y++) {
759 /* New lines will start at longs */
760 while (nr % 4)
761 nr ++;
762 input = 0;
763 ibits = 0;
764 for (x= 0; x < xsize; x++) {
765 psiconv_progress(config,lev+2,off,
766 "Processing pixel at (x,y) = (%04x,%04x)",x,y);
767 output = 0;
768 obits = 0;
769 while (obits < colordepth) {
770 if (ibits == 0) {
771 psiconv_progress(config,lev+3,off,
772 "Going to read byte %08x",nr);
773 if (!(ientry = psiconv_list_get(bytes,nr)))
774 goto ERROR2;
775 psiconv_debug(config,lev+3,off,"Byte value: %02x",*ientry);
776 input = *ientry;
777 ibits = 8;
778 nr ++;
779 }
780 bits = ibits + obits > colordepth?colordepth-obits:ibits;
781 output = output << bits;
782 output |= input & ((1 << bits) - 1);
783 input = input >> bits;
784 ibits -= bits;
785 obits += bits;
786 }
787 psiconv_debug(config,lev+2,off,"Pixel value: %08x",output);
788 if ((res = psiconv_list_add(*pixels,&output)))
789 goto ERROR2;
790 }
791 }
792
793 psiconv_progress(config,lev,off,
794 "Converting bytes to pixels completed");
795 return 0;
796
797
798ERROR2:
799 psiconv_list_free(*pixels);
800ERROR1:
801 psiconv_warn(config,lev+1,off,"Converting bytes to pixels failed");
802 if (!res)
803 return -PSICONV_E_NOMEM;
804 else
805 return res;
806}
807
808int psiconv_pixel_data_to_floats (const psiconv_config config, int lev,
809 psiconv_u32 off,
810 const psiconv_pixel_ints pixels,
811 psiconv_pixel_floats_t *floats,
812 int colordepth, int color,
813 int redbits, int bluebits, int greenbits,
814 const psiconv_pixel_floats_t palet)
815{
816 int res = 0;
817 psiconv_u32 i;
818 psiconv_u32 *pixel;
819
820 psiconv_progress(config,lev+1,off,"Going to convert pixels to floats");
821 if (!((*floats).red = malloc(psiconv_list_length(pixels) *
822 sizeof(*(*floats).red))))
823 goto ERROR1;
824 if (!((*floats).green = malloc(psiconv_list_length(pixels) *
825 sizeof(*(*floats).green))))
826 goto ERROR2;
827 if (!((*floats).blue = malloc(psiconv_list_length(pixels) *
828 sizeof(*(*floats).blue))))
829 goto ERROR3;
830 (*floats).length = psiconv_list_length(pixels);
831
832 for (i = 0; i < psiconv_list_length(pixels); i++) {
833 if (!(pixel = psiconv_list_get(pixels,i)))
834 goto ERROR4;
835 psiconv_progress(config,lev+2,off, "Handling pixel %04x (%04x)",i,*pixel);
836 if (!palet.length) {
837 if (color) {
838 (*floats).blue[i] = (*pixel & ((1 << bluebits) - 1)) /
839 (1 << bluebits);
840 (*floats).green[i] = ((*pixel >> bluebits) & ((1 << greenbits) - 1)) /
841 (1 << greenbits);
842 (*floats).red[i] = ((*pixel >> (bluebits+greenbits)) &
843 ((1 << redbits) - 1)) / (1 << redbits);
844 } else {
845 (*floats).red[i] = (*floats).green[i] =
846 (*floats).blue[i] = *pixel / (1 << colordepth);
847 }
848 } else {
849 if (*pixel >= palet.length) {
850 psiconv_warn(config,lev+2,off,
851 "Invalid palet color found (using color 0x00)");
852 (*floats).red[i] = palet.red[0];
853 (*floats).green[i] = palet.green[0];
854 (*floats).blue[i] = palet.blue[0];
855 } else {
856 (*floats).red[i] = palet.red[*pixel];
857 (*floats).green[i] = palet.green[*pixel];
858 (*floats).blue[i] = palet.blue[*pixel];
859 }
860 }
861 psiconv_debug(config,lev+2,off, "Pixel: Red (%f), green (%f), blue (%f)",
862 (*floats).red[i],(*floats).green[i],(*floats).blue[i]);
863 }
864 psiconv_progress(config,lev+1,off,"Finished converting pixels to floats");
865 return 0;
866
867ERROR4:
868 free((*floats).blue);
869ERROR3:
870 free((*floats).green);
871ERROR2:
872 free((*floats).red);
873ERROR1:
874 psiconv_warn(config,lev+1,off,"Converting pixels to floats failed");
875 if (!res)
876 return -PSICONV_E_NOMEM;
877 else
878 return res;
879}
880
881
882
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