1 |
frodo |
10 |
/* |
2 |
|
|
parse_image.c - Part of psiconv, a PSION 5 file formats converter |
3 |
frodo |
63 |
Copyright (c) 1999, 2000 Frodo Looijaard <frodol@dds.nl> |
4 |
frodo |
10 |
|
5 |
|
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This program is free software; you can redistribute it and/or modify |
6 |
|
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it under the terms of the GNU General Public License as published by |
7 |
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the Free Software Foundation; either version 2 of the License, or |
8 |
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(at your option) any later version. |
9 |
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|
10 |
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This program is distributed in the hope that it will be useful, |
11 |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 |
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GNU General Public License for more details. |
14 |
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|
15 |
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You should have received a copy of the GNU General Public License |
16 |
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along with this program; if not, write to the Free Software |
17 |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
18 |
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*/ |
19 |
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20 |
|
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#include "config.h" |
21 |
frodo |
71 |
#include "compat.h" |
22 |
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|
23 |
frodo |
10 |
#include <stdlib.h> |
24 |
|
|
|
25 |
|
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#include "parse_routines.h" |
26 |
frodo |
71 |
#include "error.h" |
27 |
frodo |
178 |
#include "image.h" |
28 |
frodo |
10 |
|
29 |
frodo |
142 |
#ifdef DMALLOC |
30 |
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#include <dmalloc.h> |
31 |
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#endif |
32 |
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|
33 |
frodo |
178 |
static int psiconv_decode_rle8 (const psiconv_config config, int lev, |
34 |
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psiconv_u32 off, |
35 |
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const psiconv_pixel_bytes encoded, |
36 |
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psiconv_pixel_bytes *decoded); |
37 |
frodo |
142 |
|
38 |
frodo |
178 |
static int psiconv_bytes_to_pixel_data(const psiconv_config config, |
39 |
|
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int lev, psiconv_u32 off, |
40 |
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const psiconv_pixel_bytes bytes, |
41 |
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psiconv_pixel_ints *pixels, |
42 |
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int colordepth, int xsize, int ysize); |
43 |
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|
44 |
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static int psiconv_pixel_data_to_floats (const psiconv_config config, int lev, |
45 |
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psiconv_u32 off, |
46 |
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const psiconv_pixel_ints pixels, |
47 |
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psiconv_pixel_floats_t *floats, |
48 |
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int colordepth, int color, |
49 |
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int redbits, int bluebits, int greenbits, |
50 |
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const psiconv_pixel_floats_t palet); |
51 |
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52 |
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53 |
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|
54 |
frodo |
168 |
int psiconv_parse_jumptable_section(const psiconv_config config, |
55 |
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const psiconv_buffer buf,int lev, |
56 |
frodo |
42 |
psiconv_u32 off, int *length, |
57 |
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psiconv_jumptable_section *result) |
58 |
frodo |
12 |
{ |
59 |
|
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int res = 0; |
60 |
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int len = 0; |
61 |
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psiconv_u32 listlen,temp; |
62 |
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int i; |
63 |
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|
64 |
frodo |
168 |
psiconv_progress(config,lev+1,off+len,"Going to read the jumptable section"); |
65 |
frodo |
64 |
if (!((*result) = psiconv_list_new(sizeof(psiconv_u32)))) |
66 |
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|
goto ERROR1; |
67 |
frodo |
12 |
|
68 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the list length"); |
69 |
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listlen = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
70 |
frodo |
65 |
if (res) |
71 |
frodo |
64 |
goto ERROR2; |
72 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"List length: %08x",listlen); |
73 |
frodo |
12 |
len += 4; |
74 |
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|
75 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the list"); |
76 |
frodo |
12 |
for (i = 0; i < listlen; i++) { |
77 |
frodo |
168 |
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
78 |
frodo |
65 |
if (res) |
79 |
frodo |
64 |
goto ERROR2; |
80 |
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if ((res = psiconv_list_add(*result,&temp))) |
81 |
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goto ERROR2; |
82 |
frodo |
168 |
psiconv_debug(config,lev+3,off+len,"Offset: %08x",temp); |
83 |
frodo |
12 |
len += 4; |
84 |
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|
} |
85 |
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|
86 |
|
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if (length) |
87 |
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*length = len; |
88 |
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|
89 |
frodo |
168 |
psiconv_progress(config,lev+1,off+len-1,"End of jumptable section " |
90 |
frodo |
13 |
"(total length: %08x)", len); |
91 |
frodo |
12 |
|
92 |
frodo |
64 |
return 0; |
93 |
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|
94 |
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ERROR2: |
95 |
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psiconv_list_free(*result); |
96 |
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ERROR1: |
97 |
frodo |
168 |
psiconv_warn(config,lev+1,off,"Reading of Jumptable Section failed"); |
98 |
frodo |
64 |
if (length) |
99 |
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*length = 0; |
100 |
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|
if (!res) |
101 |
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return -PSICONV_E_NOMEM; |
102 |
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else |
103 |
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return res; |
104 |
frodo |
12 |
} |
105 |
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|
106 |
frodo |
168 |
static int decode_byte(const psiconv_config config, int lev, psiconv_u32 off, |
107 |
frodo |
97 |
psiconv_paint_data_section data, psiconv_u32 *pixelnr, |
108 |
frodo |
25 |
psiconv_u8 byte, int bits_per_pixel, int linelen, |
109 |
|
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int *linepos,int picsize) |
110 |
|
|
{ |
111 |
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int mask = (bits_per_pixel << 1) -1; |
112 |
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int i; |
113 |
|
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if (*linepos < (data->xsize + (8/bits_per_pixel) - 1) / (8/bits_per_pixel)) |
114 |
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for (i = 0; i < 8/bits_per_pixel; i ++) { |
115 |
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if ((i != 0) && ((*pixelnr % (data->xsize)) == 0)) { |
116 |
frodo |
168 |
psiconv_debug(config,lev+1,off,"Skipping padding: %02x",byte); |
117 |
frodo |
25 |
i = 8; |
118 |
|
|
} else if (*pixelnr >= picsize) { |
119 |
frodo |
168 |
psiconv_warn(config,lev+1,off,"Corrupted picture data!"); |
120 |
|
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psiconv_debug(config,lev+1,off,"Trying to write a pixel too far"); |
121 |
frodo |
25 |
return -1; |
122 |
|
|
} else { |
123 |
|
|
data->red[*pixelnr] = data->green[*pixelnr] = data->blue[*pixelnr] = |
124 |
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((float) (byte & mask)) / ((1 << bits_per_pixel) -1); |
125 |
frodo |
168 |
psiconv_debug(config,lev+1,off,"Pixel %04x: (%04x,%04x) value %02x, color %f", |
126 |
frodo |
64 |
*pixelnr,*pixelnr % data->xsize, |
127 |
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|
*pixelnr / data->xsize, byte&mask, data->red[*pixelnr]); |
128 |
frodo |
25 |
byte = byte >> bits_per_pixel; |
129 |
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|
(*pixelnr) ++; |
130 |
|
|
} |
131 |
|
|
} |
132 |
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else |
133 |
frodo |
168 |
psiconv_debug(config,lev+1,off,"Skipping padding byte"); |
134 |
frodo |
25 |
(*linepos) ++; |
135 |
|
|
if (*linepos == linelen) |
136 |
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|
*linepos = 0; |
137 |
|
|
return 0; |
138 |
|
|
} |
139 |
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|
140 |
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|
141 |
frodo |
168 |
int psiconv_parse_paint_data_section(const psiconv_config config, |
142 |
|
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const psiconv_buffer buf,int lev, |
143 |
frodo |
45 |
psiconv_u32 off, int *length,int isclipart, |
144 |
frodo |
10 |
psiconv_paint_data_section *result) |
145 |
|
|
{ |
146 |
|
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int res = 0; |
147 |
|
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int len = 0; |
148 |
frodo |
13 |
psiconv_u32 size,offset,picsize,temp,datasize,pixelnr,datanr,linelen; |
149 |
frodo |
11 |
psiconv_u8 marker; |
150 |
frodo |
25 |
int i,leng; |
151 |
|
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psiconv_u32 bits_per_pixel,compression; |
152 |
|
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int linepos = 0; |
153 |
frodo |
10 |
|
154 |
frodo |
168 |
psiconv_progress(config,lev+1,off,"Going to read a paint data section"); |
155 |
frodo |
64 |
if (!((*result) = malloc(sizeof(**result)))) |
156 |
|
|
goto ERROR1; |
157 |
frodo |
10 |
|
158 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read section size"); |
159 |
|
|
size = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
160 |
frodo |
64 |
if (res) |
161 |
|
|
goto ERROR2; |
162 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Section size: %08x",size); |
163 |
frodo |
10 |
len += 4; |
164 |
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|
|
165 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read pixel data offset"); |
166 |
|
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offset = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
167 |
frodo |
64 |
if (res) |
168 |
|
|
goto ERROR2; |
169 |
frodo |
13 |
if (offset != 0x28) { |
170 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
171 |
frodo |
10 |
"Paint data section data offset has unexpected value"); |
172 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len, |
173 |
frodo |
10 |
"Data offset: read %08x, expected %08x",offset,0x28); |
174 |
frodo |
12 |
res = -1; |
175 |
frodo |
10 |
} |
176 |
|
|
len += 4; |
177 |
|
|
|
178 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read picture X size"); |
179 |
|
|
(*result)->xsize = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
180 |
frodo |
64 |
if (res) |
181 |
|
|
goto ERROR2; |
182 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Picture X size: %08x:",(*result)->xsize); |
183 |
frodo |
10 |
len += 4; |
184 |
|
|
|
185 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read picture Y size"); |
186 |
|
|
(*result)->ysize = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
187 |
frodo |
64 |
if (res) |
188 |
|
|
goto ERROR2; |
189 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Picture Y size: %08x:",(*result)->ysize); |
190 |
frodo |
10 |
len += 4; |
191 |
|
|
|
192 |
frodo |
25 |
picsize = (*result)->ysize * (*result)->xsize; |
193 |
frodo |
10 |
|
194 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the real picture x size"); |
195 |
|
|
(*result)->pic_xsize = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
196 |
frodo |
64 |
if (res) |
197 |
|
|
goto ERROR2; |
198 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Picture x size: %f",(*result)->pic_xsize); |
199 |
frodo |
25 |
len += leng; |
200 |
|
|
|
201 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the real picture y size"); |
202 |
|
|
(*result)->pic_ysize = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
203 |
frodo |
64 |
if (res) |
204 |
|
|
goto ERROR2; |
205 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Picture y size: %f",(*result)->pic_ysize); |
206 |
frodo |
25 |
len += leng; |
207 |
|
|
|
208 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the number of bits per pixel"); |
209 |
|
|
bits_per_pixel=psiconv_read_u32(config,buf,lev+2,off+len,&res); |
210 |
frodo |
64 |
if (res) |
211 |
|
|
goto ERROR2; |
212 |
frodo |
25 |
if (bits_per_pixel > 8) { |
213 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len,"Picture has too many colors"); |
214 |
|
|
psiconv_debug(config,lev+2,off+len,"Read %d colorbits",bits_per_pixel); |
215 |
frodo |
64 |
res = -PSICONV_E_PARSE; |
216 |
|
|
goto ERROR2; |
217 |
frodo |
25 |
} |
218 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Bits per pixel: %d",bits_per_pixel); |
219 |
frodo |
25 |
len += 4; |
220 |
|
|
|
221 |
|
|
for (i = 0 ; i < 2; i++) { |
222 |
frodo |
168 |
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
223 |
frodo |
64 |
if (res) |
224 |
|
|
goto ERROR2; |
225 |
frodo |
25 |
if (temp != 00) { |
226 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
227 |
frodo |
64 |
"Paint data section prologue has unknown values (ignored)"); |
228 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len, |
229 |
frodo |
25 |
"offset %02x: read %08x, expected %08x",i,temp, 0x00); |
230 |
frodo |
10 |
} |
231 |
|
|
len += 4; |
232 |
|
|
} |
233 |
frodo |
25 |
|
234 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len, |
235 |
frodo |
25 |
"Going to read whether RLE compression is used"); |
236 |
frodo |
168 |
compression=psiconv_read_u32(config,buf,lev+2,off+len,&res); |
237 |
frodo |
64 |
if (res) |
238 |
|
|
goto ERROR2; |
239 |
frodo |
25 |
if (compression > 1) { |
240 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len,"Paint data section has unknown " |
241 |
frodo |
25 |
"compression type, assuming RLE"); |
242 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Read compression type %d",compression); |
243 |
frodo |
25 |
compression = 1; |
244 |
|
|
} |
245 |
frodo |
175 |
psiconv_debug(config,lev+2,off+len,"Compression: %s",compression?"RLE8":"none"); |
246 |
frodo |
45 |
len += 4; |
247 |
frodo |
10 |
|
248 |
frodo |
45 |
if (isclipart) { |
249 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read an unknown long"); |
250 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
251 |
frodo |
64 |
if (res) |
252 |
|
|
goto ERROR2; |
253 |
frodo |
45 |
if (temp != 0xffffffff) { |
254 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
255 |
frodo |
64 |
"Paint data section prologue has unknown values (ignoring)"); |
256 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len, |
257 |
frodo |
45 |
"offset %02x: read %08x, expected %08x",i,temp, 0xffffffff); |
258 |
|
|
} |
259 |
|
|
len += 4; |
260 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read a second unknown long"); |
261 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
262 |
frodo |
64 |
if (res) |
263 |
|
|
goto ERROR2; |
264 |
frodo |
45 |
if (temp != 0x44) { |
265 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
266 |
frodo |
64 |
"Paint data section prologue has unknown values (ignoring)"); |
267 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len, |
268 |
frodo |
45 |
"offset %02x: read %08x, expected %08x",i,temp, 0x44); |
269 |
|
|
} |
270 |
|
|
len += 4; |
271 |
|
|
} |
272 |
|
|
|
273 |
frodo |
64 |
if (!((*result)->red = malloc(sizeof(float) * picsize))) |
274 |
|
|
goto ERROR2; |
275 |
|
|
if (!((*result)->green = malloc(sizeof(float) * picsize))) |
276 |
|
|
goto ERROR3; |
277 |
|
|
if (!((*result)->blue = malloc(sizeof(float) * picsize))) |
278 |
|
|
goto ERROR4; |
279 |
frodo |
10 |
len = offset; |
280 |
|
|
datasize = size - len; |
281 |
frodo |
45 |
if (isclipart) |
282 |
|
|
len += 8; |
283 |
frodo |
10 |
|
284 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the pixel data"); |
285 |
frodo |
10 |
pixelnr = 0; |
286 |
|
|
datanr = 0; |
287 |
frodo |
25 |
if (!compression) { |
288 |
|
|
linelen = datasize / (*result)->ysize; |
289 |
frodo |
168 |
psiconv_debug(config,lev+3,off+len,"Line length: %04x bytes",linelen); |
290 |
frodo |
25 |
while((datanr < datasize)) { |
291 |
frodo |
168 |
temp = psiconv_read_u8(config,buf,lev+2,off+len+datanr,&res); |
292 |
frodo |
64 |
if (res) |
293 |
|
|
goto ERROR5; |
294 |
frodo |
168 |
if (decode_byte(config,lev+3,off+len+datanr,*result,&pixelnr,temp,bits_per_pixel, |
295 |
frodo |
25 |
linelen,&linepos,picsize)) { |
296 |
frodo |
64 |
res = -PSICONV_E_PARSE; |
297 |
frodo |
25 |
break; |
298 |
|
|
} |
299 |
|
|
datanr++; |
300 |
|
|
} |
301 |
|
|
} else { |
302 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"First pass: determining line length"); |
303 |
frodo |
25 |
datanr = 0; |
304 |
|
|
i = 0; |
305 |
|
|
while (datanr < datasize) { |
306 |
frodo |
168 |
marker = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res); |
307 |
frodo |
64 |
if (res) |
308 |
|
|
goto ERROR5; |
309 |
frodo |
25 |
if (marker >= 0x80) { |
310 |
|
|
datanr += 0x100 - marker + 1; |
311 |
|
|
i += 0x100 - marker; |
312 |
frodo |
10 |
} else { |
313 |
frodo |
25 |
datanr += 2; |
314 |
|
|
i += marker + 1; |
315 |
|
|
} |
316 |
|
|
} |
317 |
|
|
linelen = i / (*result)->ysize; |
318 |
|
|
datanr=0; |
319 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Linelen: %04x bytes",linelen); |
320 |
frodo |
25 |
while((datanr < datasize)) { |
321 |
frodo |
168 |
marker = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res); |
322 |
frodo |
64 |
if (res) |
323 |
|
|
goto ERROR5; |
324 |
frodo |
168 |
psiconv_debug(config,lev+3,off+len+datanr, |
325 |
frodo |
25 |
"Pixelnr %08x, Datanr %08x: Read marker %02x", |
326 |
|
|
pixelnr,datanr,marker); |
327 |
|
|
datanr ++; |
328 |
|
|
if (marker >= 0x80) { |
329 |
|
|
/* 0x100 - marker bytes of data follow */ |
330 |
|
|
for (i = 0; i < 0x100-marker; i++,datanr++) { |
331 |
|
|
if (datanr >= datasize) { |
332 |
frodo |
168 |
psiconv_warn(config,lev+3,off+len+datanr,"Corrupted picture data"); |
333 |
|
|
psiconv_debug(config,lev+3,off+len+datanr, |
334 |
frodo |
15 |
"Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
335 |
|
|
"Datanr: %08x, marker: %02x",picsize,datasize,pixelnr, |
336 |
|
|
datanr,marker); |
337 |
frodo |
64 |
res = -PSICONV_E_PARSE; |
338 |
frodo |
25 |
break; |
339 |
|
|
} |
340 |
frodo |
168 |
temp = psiconv_read_u8(config,buf,lev+2,off+len+datanr,&res); |
341 |
frodo |
64 |
if (res) |
342 |
|
|
goto ERROR5; |
343 |
frodo |
168 |
if (decode_byte(config,lev+2,off+len+datanr,*result,&pixelnr,temp, |
344 |
frodo |
25 |
bits_per_pixel,linelen,&linepos,picsize)) { |
345 |
frodo |
64 |
res = -PSICONV_E_PARSE; |
346 |
frodo |
25 |
break; |
347 |
frodo |
15 |
} |
348 |
frodo |
25 |
} |
349 |
|
|
} else { |
350 |
|
|
if (datanr >= datasize) { |
351 |
frodo |
168 |
psiconv_warn(config,lev+3,off+len+datanr,"Corrupted picture data"); |
352 |
|
|
psiconv_debug(config,lev+3,off+len+datanr, |
353 |
frodo |
25 |
"Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
354 |
|
|
"Datanr: %08x, marker: %02x",picsize,datasize,pixelnr, |
355 |
|
|
datanr,marker); |
356 |
frodo |
64 |
res = -PSICONV_E_PARSE; |
357 |
frodo |
25 |
} else { |
358 |
frodo |
168 |
temp = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res); |
359 |
frodo |
64 |
if (res) |
360 |
|
|
goto ERROR5; |
361 |
frodo |
25 |
for (i = 0; i <= marker; i++) { |
362 |
frodo |
168 |
if (decode_byte(config,lev+2,off+len+datanr,*result,&pixelnr,temp, |
363 |
frodo |
25 |
bits_per_pixel,linelen,&linepos,picsize)) { |
364 |
frodo |
64 |
res = -PSICONV_E_PARSE; |
365 |
frodo |
25 |
break; |
366 |
|
|
} |
367 |
|
|
} |
368 |
|
|
datanr ++; |
369 |
|
|
} |
370 |
frodo |
10 |
} |
371 |
|
|
} |
372 |
|
|
} |
373 |
frodo |
25 |
|
374 |
|
|
if (linepos >= ((*result)->xsize + (8/bits_per_pixel) - 1) / |
375 |
|
|
(8/bits_per_pixel)) |
376 |
|
|
datanr += (linelen - linepos); |
377 |
|
|
|
378 |
frodo |
64 |
if (res || (datanr != datasize) || (pixelnr != picsize)) { |
379 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len,"Corrupted picture data!"); |
380 |
|
|
psiconv_debug(config,lev+3,off+len+datanr, |
381 |
frodo |
12 |
"Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
382 |
|
|
"Datanr: %08x",picsize,datasize,pixelnr,datanr); |
383 |
frodo |
64 |
goto ERROR5; |
384 |
frodo |
12 |
} |
385 |
|
|
|
386 |
frodo |
10 |
len += datanr; |
387 |
|
|
|
388 |
|
|
if (length) |
389 |
|
|
*length = len; |
390 |
|
|
|
391 |
frodo |
168 |
psiconv_progress(config,lev+1,off+len-1,"End of paint data section " |
392 |
frodo |
13 |
"(total length: %08x)", len); |
393 |
frodo |
10 |
|
394 |
|
|
return res; |
395 |
frodo |
64 |
|
396 |
|
|
ERROR5: |
397 |
|
|
free((*result)->blue); |
398 |
|
|
ERROR4: |
399 |
|
|
free((*result)->green); |
400 |
|
|
ERROR3: |
401 |
|
|
free((*result)->red); |
402 |
|
|
ERROR2: |
403 |
|
|
free (*result); |
404 |
|
|
ERROR1: |
405 |
frodo |
168 |
psiconv_warn(config,lev+1,off,"Reading of Paint Data Section failed"); |
406 |
frodo |
64 |
if (length) |
407 |
|
|
*length = 0; |
408 |
|
|
if (!res) |
409 |
|
|
return -PSICONV_E_NOMEM; |
410 |
|
|
else |
411 |
|
|
return res; |
412 |
frodo |
10 |
} |
413 |
|
|
|
414 |
frodo |
168 |
int psiconv_parse_sketch_section(const psiconv_config config, |
415 |
|
|
const psiconv_buffer buf, int lev, |
416 |
frodo |
163 |
psiconv_u32 off, int *length, |
417 |
frodo |
24 |
psiconv_sketch_section *result) |
418 |
|
|
{ |
419 |
|
|
int res=0; |
420 |
|
|
int len=0; |
421 |
|
|
psiconv_u32 temp; |
422 |
|
|
int leng; |
423 |
|
|
|
424 |
frodo |
168 |
psiconv_progress(config,lev+1,off,"Going to read the sketch section"); |
425 |
frodo |
64 |
if (!(*result = malloc(sizeof(**result)))) |
426 |
|
|
goto ERROR1; |
427 |
frodo |
24 |
|
428 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the displayed hor. size"); |
429 |
|
|
(*result)->displayed_xsize = psiconv_read_u16(config,buf,lev+2,off + len,&res); |
430 |
frodo |
163 |
if (res) |
431 |
|
|
goto ERROR2; |
432 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Displayed hor. size: %04x", |
433 |
frodo |
163 |
(*result)->displayed_xsize); |
434 |
|
|
len += 0x02; |
435 |
frodo |
168 |
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 |
frodo |
163 |
if (res) |
438 |
|
|
goto ERROR2; |
439 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Displayed ver. size: %04x", |
440 |
frodo |
163 |
(*result)->displayed_ysize); |
441 |
|
|
len += 0x02; |
442 |
frodo |
24 |
|
443 |
frodo |
168 |
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 |
frodo |
163 |
&res); |
446 |
|
|
if (res) |
447 |
|
|
goto ERROR2; |
448 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Data hor. offset: %04x", |
449 |
frodo |
163 |
(*result)->picture_data_x_offset); |
450 |
|
|
len += 0x02; |
451 |
frodo |
168 |
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 |
frodo |
163 |
&res); |
454 |
|
|
if (res) |
455 |
|
|
goto ERROR2; |
456 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Data ver. offset: %04x", |
457 |
frodo |
163 |
(*result)->picture_data_y_offset); |
458 |
|
|
len += 0x02; |
459 |
|
|
|
460 |
frodo |
168 |
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 |
frodo |
163 |
&res); |
463 |
|
|
if (res) |
464 |
|
|
goto ERROR2; |
465 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Displayed hor. offset: %04x", |
466 |
frodo |
163 |
(*result)->displayed_size_x_offset); |
467 |
|
|
len += 0x02; |
468 |
frodo |
168 |
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 |
frodo |
163 |
&res); |
471 |
|
|
if (res) |
472 |
|
|
goto ERROR2; |
473 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Displayed ver. offset: %04x", |
474 |
frodo |
163 |
(*result)->displayed_size_y_offset); |
475 |
|
|
len += 0x02; |
476 |
|
|
|
477 |
frodo |
168 |
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 |
frodo |
163 |
if (res) |
480 |
|
|
goto ERROR2; |
481 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Form hor. size: %04x", |
482 |
frodo |
163 |
(*result)->form_xsize); |
483 |
|
|
len += 0x02; |
484 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read form ver. size"); |
485 |
|
|
(*result)->form_ysize = psiconv_read_u16(config,buf,lev+2,off + len,&res); |
486 |
frodo |
163 |
if (res) |
487 |
|
|
goto ERROR2; |
488 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Form ver. size: %04x", |
489 |
frodo |
163 |
(*result)->form_ysize); |
490 |
|
|
len += 0x02; |
491 |
|
|
|
492 |
frodo |
168 |
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); |
494 |
frodo |
163 |
if (res) |
495 |
|
|
goto ERROR2; |
496 |
|
|
if (temp != 0) { |
497 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
498 |
frodo |
163 |
"Unexpected value in sketch section preamble (ignored)"); |
499 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Read %04x, expected %04x", |
500 |
frodo |
163 |
temp,0); |
501 |
frodo |
24 |
} |
502 |
frodo |
163 |
off += 0x02; |
503 |
frodo |
24 |
|
504 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the picture data"); |
505 |
|
|
if ((res = psiconv_parse_paint_data_section(config,buf,lev+2,off+len,&leng,0, |
506 |
frodo |
64 |
&((*result)->picture)))) |
507 |
|
|
goto ERROR2; |
508 |
frodo |
24 |
off += leng; |
509 |
|
|
|
510 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the hor. magnification"); |
511 |
|
|
(*result)->magnification_x = psiconv_read_u16(config,buf,lev+2,off+len,&res)/1000.0; |
512 |
frodo |
64 |
if (res) |
513 |
|
|
goto ERROR3; |
514 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Form hor. magnification: %f", |
515 |
frodo |
24 |
(*result)->magnification_x); |
516 |
|
|
len += 0x02; |
517 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the ver. magnification"); |
518 |
|
|
(*result)->magnification_y = psiconv_read_u16(config,buf,lev+2,off+len,&res)/1000.0; |
519 |
frodo |
64 |
if (res) |
520 |
|
|
goto ERROR3; |
521 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Form ver. magnification: %f", |
522 |
frodo |
24 |
(*result)->magnification_y); |
523 |
|
|
len += 0x02; |
524 |
|
|
|
525 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the left cut"); |
526 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off + len,&res); |
527 |
frodo |
64 |
if (res) |
528 |
|
|
goto ERROR3; |
529 |
frodo |
163 |
(*result)->cut_left = (temp * 6.0) / (*result)->displayed_xsize; |
530 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Left cut: raw %08x, real: %f", |
531 |
frodo |
24 |
temp,(*result)->cut_left); |
532 |
|
|
len += 0x04; |
533 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the right cut"); |
534 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off + len,&res); |
535 |
frodo |
64 |
if (res) |
536 |
|
|
goto ERROR3; |
537 |
frodo |
163 |
(*result)->cut_right = (temp * 6.0) / (*result)->displayed_xsize; |
538 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Right cut: raw %08x, real: %f", |
539 |
frodo |
24 |
temp,(*result)->cut_right); |
540 |
|
|
len += 0x04; |
541 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the top cut"); |
542 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off + len,&res); |
543 |
frodo |
64 |
if (res) |
544 |
|
|
goto ERROR3; |
545 |
frodo |
163 |
(*result)->cut_top = (temp * 6.0) / (*result)->displayed_ysize; |
546 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Top cut: raw %08x, real: %f", |
547 |
frodo |
24 |
temp,(*result)->cut_top); |
548 |
|
|
len += 0x04; |
549 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the bottom cut"); |
550 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off + len,&res); |
551 |
frodo |
64 |
if (res) |
552 |
|
|
goto ERROR3; |
553 |
frodo |
163 |
(*result)->cut_bottom = (temp * 6.0) / (*result)->displayed_ysize; |
554 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Bottom cut: raw %08x, real: %f", |
555 |
frodo |
24 |
temp,(*result)->cut_bottom); |
556 |
|
|
len += 0x04; |
557 |
|
|
|
558 |
|
|
if (length) |
559 |
|
|
*length = len; |
560 |
|
|
|
561 |
frodo |
168 |
psiconv_progress(config,lev,off+len-1, |
562 |
frodo |
24 |
"End of sketch section (total length: %08x)", len); |
563 |
|
|
|
564 |
|
|
return res; |
565 |
frodo |
64 |
ERROR3: |
566 |
|
|
psiconv_free_paint_data_section((*result)->picture); |
567 |
|
|
ERROR2: |
568 |
|
|
free (*result); |
569 |
|
|
ERROR1: |
570 |
frodo |
168 |
psiconv_warn(config,lev+1,off,"Reading of Sketch Section failed"); |
571 |
frodo |
64 |
if (length) |
572 |
|
|
*length = 0; |
573 |
|
|
if (!res) |
574 |
|
|
return -PSICONV_E_NOMEM; |
575 |
|
|
else |
576 |
|
|
return res; |
577 |
frodo |
24 |
} |
578 |
|
|
|
579 |
frodo |
43 |
|
580 |
frodo |
168 |
int psiconv_parse_clipart_section(const psiconv_config config, |
581 |
|
|
const psiconv_buffer buf,int lev, |
582 |
frodo |
43 |
psiconv_u32 off, int *length, |
583 |
|
|
psiconv_clipart_section *result) |
584 |
|
|
{ |
585 |
|
|
int res=0; |
586 |
|
|
int len=0; |
587 |
|
|
int leng; |
588 |
|
|
psiconv_u32 temp; |
589 |
|
|
|
590 |
frodo |
168 |
psiconv_progress(config,lev+1,off+len,"Going to read the clipart section"); |
591 |
frodo |
64 |
if (!(*result = malloc(sizeof(**result)))) |
592 |
|
|
goto ERROR1; |
593 |
frodo |
43 |
|
594 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the section ID"); |
595 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
596 |
frodo |
64 |
if (res) |
597 |
|
|
goto ERROR2; |
598 |
frodo |
43 |
if (temp != PSICONV_ID_CLIPART_ITEM) { |
599 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
600 |
frodo |
64 |
"Unexpected value in clipart section preamble (ignored)"); |
601 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, |
602 |
frodo |
43 |
PSICONV_ID_CLIPART_ITEM); |
603 |
|
|
} else |
604 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Clipart ID: %08x", temp); |
605 |
frodo |
43 |
off += 4; |
606 |
|
|
|
607 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read an unknown long"); |
608 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
609 |
frodo |
64 |
if (res) |
610 |
|
|
goto ERROR2; |
611 |
frodo |
43 |
if (temp != 0x02) { |
612 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
613 |
frodo |
64 |
"Unexpected value in clipart section preamble (ignored)"); |
614 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, |
615 |
frodo |
43 |
0x02); |
616 |
|
|
} else |
617 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"First unknown long: %08x", temp); |
618 |
frodo |
43 |
off += 4; |
619 |
|
|
|
620 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read a second unknown long"); |
621 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
622 |
frodo |
64 |
if (res) |
623 |
|
|
goto ERROR2; |
624 |
frodo |
43 |
if (temp != 0) { |
625 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
626 |
frodo |
64 |
"Unexpected value in clipart section preamble (ignored)"); |
627 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, 0); |
628 |
frodo |
43 |
} else |
629 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Second unknown long: %08x", temp); |
630 |
frodo |
43 |
off += 4; |
631 |
|
|
|
632 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read a third unknown long"); |
633 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
634 |
frodo |
64 |
if (res) |
635 |
|
|
goto ERROR2; |
636 |
frodo |
43 |
if (temp != 0) { |
637 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
638 |
frodo |
64 |
"Unexpected value in clipart section preamble (ignored)"); |
639 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, 0); |
640 |
frodo |
43 |
} else |
641 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Third unknown long: %08x", temp); |
642 |
frodo |
43 |
off += 4; |
643 |
|
|
|
644 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read a fourth unknown long"); |
645 |
|
|
temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
646 |
frodo |
64 |
if (res) |
647 |
|
|
goto ERROR2; |
648 |
frodo |
43 |
if ((temp != 0x0c) && (temp != 0x08)) { |
649 |
frodo |
168 |
psiconv_warn(config,lev+2,off+len, |
650 |
frodo |
64 |
"Unexpected value in clipart section preamble (ignored)"); |
651 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x or %08x",temp, |
652 |
frodo |
43 |
0x0c, 0x08); |
653 |
|
|
} else |
654 |
frodo |
168 |
psiconv_debug(config,lev+2,off+len,"Fourth unknown long: %08x", temp); |
655 |
frodo |
43 |
off += 4; |
656 |
|
|
|
657 |
frodo |
168 |
psiconv_progress(config,lev+2,off+len,"Going to read the Paint Data Section"); |
658 |
|
|
if ((res = psiconv_parse_paint_data_section(config,buf,lev+2,off+len,&leng,1, |
659 |
frodo |
64 |
&((*result)->picture)))) |
660 |
|
|
goto ERROR2; |
661 |
frodo |
43 |
len += leng; |
662 |
|
|
|
663 |
|
|
if (length) |
664 |
|
|
*length = len; |
665 |
|
|
|
666 |
frodo |
168 |
psiconv_progress(config,lev,off+len-1, |
667 |
frodo |
43 |
"End of clipart section (total length: %08x)", len); |
668 |
frodo |
64 |
return 0; |
669 |
frodo |
43 |
|
670 |
frodo |
64 |
ERROR2: |
671 |
|
|
free (*result); |
672 |
|
|
ERROR1: |
673 |
frodo |
168 |
psiconv_warn(config,lev+1,off,"Reading of Font failed"); |
674 |
frodo |
64 |
if (length) |
675 |
|
|
*length = 0; |
676 |
|
|
if (!res) |
677 |
|
|
return -PSICONV_E_NOMEM; |
678 |
|
|
else |
679 |
|
|
return res; |
680 |
frodo |
43 |
} |
681 |
frodo |
178 |
|
682 |
|
|
int 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 |
|
|
|
731 |
|
|
ERROR2: |
732 |
|
|
psiconv_list_free(*decoded); |
733 |
|
|
ERROR1: |
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 |
|
|
|
741 |
|
|
int 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 |
|
|
|
798 |
|
|
ERROR2: |
799 |
|
|
psiconv_list_free(*pixels); |
800 |
|
|
ERROR1: |
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 |
|
|
|
808 |
|
|
int 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 |
|
|
|
867 |
|
|
ERROR4: |
868 |
|
|
free((*floats).blue); |
869 |
|
|
ERROR3: |
870 |
|
|
free((*floats).green); |
871 |
|
|
ERROR2: |
872 |
|
|
free((*floats).red); |
873 |
|
|
ERROR1: |
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 |
|
|
|