| 1 |
;;================================================================================================;; |
1 |
;;================================================================================================;; |
| 2 |
;;//// ico.asm //// (c) mike.dld, 2007-2008, (c) diamond, 2009 ///////////////////////////////////;; |
2 |
;;//// ico.asm //// (c) mike.dld, 2007-2008, (c) diamond, 2009 ///////////////////////////////////;; |
| 3 |
;;================================================================================================;; |
3 |
;;================================================================================================;; |
| 4 |
;; ;; |
4 |
;; ;; |
| 5 |
;; This file is part of Common development libraries (Libs-Dev). ;; |
5 |
;; This file is part of Common development libraries (Libs-Dev). ;; |
| 6 |
;; ;; |
6 |
;; ;; |
| 7 |
;; Libs-Dev is free software: you can redistribute it and/or modify it under the terms of the GNU ;; |
7 |
;; Libs-Dev is free software: you can redistribute it and/or modify it under the terms of the GNU ;; |
| 8 |
;; Lesser General Public License as published by the Free Software Foundation, either version 2.1 ;; |
8 |
;; Lesser General Public License as published by the Free Software Foundation, either version 2.1 ;; |
| 9 |
;; of the License, or (at your option) any later version. ;; |
9 |
;; of the License, or (at your option) any later version. ;; |
| 10 |
;; ;; |
10 |
;; ;; |
| 11 |
;; Libs-Dev is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without ;; |
11 |
;; Libs-Dev is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without ;; |
| 12 |
;; even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ;; |
12 |
;; even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ;; |
| 13 |
;; Lesser General Public License for more details. ;; |
13 |
;; Lesser General Public License for more details. ;; |
| 14 |
;; ;; |
14 |
;; ;; |
| 15 |
;; You should have received a copy of the GNU Lesser General Public License along with Libs-Dev. ;; |
15 |
;; You should have received a copy of the GNU Lesser General Public License along with Libs-Dev. ;; |
| 16 |
;; If not, see . ;; |
16 |
;; If not, see . ;; |
| 17 |
;; ;; |
17 |
;; ;; |
| 18 |
;;================================================================================================;; |
18 |
;;================================================================================================;; |
| 19 |
;; ;; |
19 |
;; ;; |
| 20 |
;; References: ;; |
20 |
;; References: ;; |
| 21 |
;; 1. "Icons in Win32" ;; |
21 |
;; 1. "Icons in Win32" ;; |
| 22 |
;; by John Hornick, Microsoft Corporation ;; |
22 |
;; by John Hornick, Microsoft Corporation ;; |
| 23 |
;; http://msdn2.microsoft.com/en-us/library/ms997538.aspx ;; |
23 |
;; http://msdn2.microsoft.com/en-us/library/ms997538.aspx ;; |
| 24 |
;; ;; |
24 |
;; ;; |
| 25 |
;;================================================================================================;; |
25 |
;;================================================================================================;; |
| 26 |
|
26 |
|
| 27 |
include 'ico_cur.inc' |
27 |
include 'ico_cur.inc' |
| 28 |
|
28 |
|
| 29 |
;;================================================================================================;; |
29 |
;;================================================================================================;; |
| 30 |
;;proc img.is.ico _data, _length ;////////////////////////////////////////////////////////////////;; |
30 |
;;proc img.is.ico _data, _length ;////////////////////////////////////////////////////////////////;; |
| 31 |
img.is.ico: |
31 |
img.is.ico: |
| 32 |
mov edx, 0x00010000 ; icon type = 1 |
32 |
mov edx, 0x00010000 ; icon type = 1 |
| 33 |
jmp @f |
33 |
jmp @f |
| 34 |
img.is.cur: |
34 |
img.is.cur: |
| 35 |
mov edx, 0x00020000 ; cursor type = 2 |
35 |
mov edx, 0x00020000 ; cursor type = 2 |
| 36 |
@@: |
36 |
@@: |
| 37 |
;;------------------------------------------------------------------------------------------------;; |
37 |
;;------------------------------------------------------------------------------------------------;; |
| 38 |
;? Determine if raw data could be decoded (is in ICO format) ;; |
38 |
;? Determine if raw data could be decoded (is in ICO format) ;; |
| 39 |
;;------------------------------------------------------------------------------------------------;; |
39 |
;;------------------------------------------------------------------------------------------------;; |
| 40 |
;> _data = raw data as read from file/stream ;; |
40 |
;> _data = raw data as read from file/stream ;; |
| 41 |
;> _length = data length ;; |
41 |
;> _length = data length ;; |
| 42 |
;;------------------------------------------------------------------------------------------------;; |
42 |
;;------------------------------------------------------------------------------------------------;; |
| 43 |
;< eax = false / true ;; |
43 |
;< eax = false / true ;; |
| 44 |
;;================================================================================================;; |
44 |
;;================================================================================================;; |
| 45 |
; test 1 (length of data): data must contain FileHeader |
45 |
; test 1 (length of data): data must contain FileHeader |
| 46 |
mov ecx, [esp+8] |
46 |
mov ecx, [esp+8] |
| 47 |
sub ecx, sizeof.ico.FileHeader |
47 |
sub ecx, sizeof.ico.FileHeader |
| 48 |
jb .nope |
48 |
jb .nope |
| 49 |
; test 2: signature |
49 |
; test 2: signature |
| 50 |
mov eax, [esp+4] |
50 |
mov eax, [esp+4] |
| 51 |
cmp dword [eax], edx ; Reserved & Type |
51 |
cmp dword [eax], edx ; Reserved & Type |
| 52 |
jne .nope |
52 |
jne .nope |
| 53 |
; test 3: count must be non-zero |
53 |
; test 3: count must be non-zero |
| 54 |
movzx eax, [eax + ico.FileHeader.Count] |
54 |
movzx eax, [eax + ico.FileHeader.Count] |
| 55 |
test eax, eax |
55 |
test eax, eax |
| 56 |
jz .nope |
56 |
jz .nope |
| 57 |
; test 4 (length of data): data must containt Count dir entries |
57 |
; test 4 (length of data): data must containt Count dir entries |
| 58 |
shl eax, 4 |
58 |
shl eax, 4 |
| 59 |
sub ecx, eax |
59 |
sub ecx, eax |
| 60 |
jae .yep |
60 |
jae .yep |
| 61 |
|
61 |
|
| 62 |
.nope: |
62 |
.nope: |
| 63 |
xor eax, eax |
63 |
xor eax, eax |
| 64 |
ret 8 |
64 |
ret 8 |
| 65 |
|
65 |
|
| 66 |
.yep: |
66 |
.yep: |
| 67 |
xor eax, eax |
67 |
xor eax, eax |
| 68 |
inc eax |
68 |
inc eax |
| 69 |
ret 8 |
69 |
ret 8 |
| 70 |
;endp |
70 |
;endp |
| 71 |
|
71 |
|
| 72 |
;;================================================================================================;; |
72 |
;;================================================================================================;; |
| 73 |
proc img.decode.ico_cur _data, _length, _options ;////////////////////////////////////////////////;; |
73 |
proc img.decode.ico_cur _data, _length, _options ;////////////////////////////////////////////////;; |
| 74 |
;;------------------------------------------------------------------------------------------------;; |
74 |
;;------------------------------------------------------------------------------------------------;; |
| 75 |
;? Decode data into image if it contains correctly formed raw data in ICO/CUR format ;; |
75 |
;? Decode data into image if it contains correctly formed raw data in ICO/CUR format ;; |
| 76 |
;;------------------------------------------------------------------------------------------------;; |
76 |
;;------------------------------------------------------------------------------------------------;; |
| 77 |
;> _data = raw data as read from file/stream ;; |
77 |
;> _data = raw data as read from file/stream ;; |
| 78 |
;> _length = data length ;; |
78 |
;> _length = data length ;; |
| 79 |
;> _options = options for decoding (e.g. background color) ;; |
79 |
;> _options = options for decoding (e.g. background color) ;; |
| 80 |
;;------------------------------------------------------------------------------------------------;; |
80 |
;;------------------------------------------------------------------------------------------------;; |
| 81 |
;< eax = 0 (error) or pointer to image ;; |
81 |
;< eax = 0 (error) or pointer to image ;; |
| 82 |
;;================================================================================================;; |
82 |
;;================================================================================================;; |
| 83 |
locals |
83 |
locals |
| 84 |
count dd ? |
84 |
count dd ? |
| 85 |
img dd ? |
85 |
img dd ? |
| 86 |
main_img dd ? |
86 |
main_img dd ? |
| 87 |
endl |
87 |
endl |
| 88 |
|
88 |
|
| 89 |
push ebx esi edi |
89 |
push ebx esi edi |
| 90 |
|
90 |
|
| 91 |
; img.is.ico has been already called by img.decode |
91 |
; img.is.ico has been already called by img.decode |
| 92 |
; stdcall img.is.ico, [_data], [_length] |
92 |
; stdcall img.is.ico, [_data], [_length] |
| 93 |
; or eax, eax |
93 |
; or eax, eax |
| 94 |
; jz .error |
94 |
; jz .error |
| 95 |
|
95 |
|
| 96 |
mov ebx, [_data] |
96 |
mov ebx, [_data] |
| 97 |
movzx eax, [ebx + ico.FileHeader.Count] |
97 |
movzx eax, [ebx + ico.FileHeader.Count] |
| 98 |
mov [count], eax |
98 |
mov [count], eax |
| 99 |
and [img], 0 |
99 |
and [img], 0 |
| 100 |
and [main_img], 0 |
100 |
and [main_img], 0 |
| 101 |
.loop: |
101 |
.loop: |
| 102 |
mov ecx, [ebx + sizeof.ico.FileHeader + ico.DirEntry.ByteSize] |
102 |
mov ecx, [ebx + sizeof.ico.FileHeader + ico.DirEntry.ByteSize] |
| 103 |
mov edx, [ebx + sizeof.ico.FileHeader + ico.DirEntry.ImageOffset] |
103 |
mov edx, [ebx + sizeof.ico.FileHeader + ico.DirEntry.ImageOffset] |
| 104 |
mov eax, [_length] |
104 |
mov eax, [_length] |
| 105 |
sub eax, edx |
105 |
sub eax, edx |
| 106 |
jb .skip |
106 |
jb .skip |
| 107 |
cmp eax, ecx |
107 |
cmp eax, ecx |
| 108 |
jb .skip |
108 |
jb .skip |
| 109 |
cmp ecx, 12 ; length test, see img.is.bmp |
109 |
cmp ecx, 12 ; length test, see img.is.bmp |
| 110 |
jb .skip |
110 |
jb .skip |
| 111 |
add edx, [_data] |
111 |
add edx, [_data] |
| 112 |
push [_options] |
112 |
push [_options] |
| 113 |
push ecx |
113 |
push ecx |
| 114 |
push edx |
114 |
push edx |
| 115 |
call img.decode.ico._.decode_icon_data |
115 |
call img.decode.ico._.decode_icon_data |
| 116 |
test eax, eax |
116 |
test eax, eax |
| 117 |
jz .skip |
117 |
jz .skip |
| 118 |
push 0xFFFFFF ; set bgr to white if no given |
118 |
push 0xFFFFFF ; set bgr to white if no given |
| 119 |
mov edx, [_options] |
119 |
mov edx, [_options] |
| 120 |
test edx, edx |
120 |
test edx, edx |
| 121 |
jz @f |
121 |
jz @f |
| 122 |
cmp [edx + ImageDecodeOptions.UsedSize], ImageDecodeOptions.BackgroundColor + 4 |
122 |
cmp [edx + ImageDecodeOptions.UsedSize], ImageDecodeOptions.BackgroundColor + 4 |
| 123 |
jb @f |
123 |
jb @f |
| 124 |
add esp, 4 |
124 |
add esp, 4 |
| 125 |
push [edx + ImageDecodeOptions.BackgroundColor] |
125 |
push [edx + ImageDecodeOptions.BackgroundColor] |
| 126 |
@@: |
126 |
@@: |
| 127 |
call img.decode.ico._.decode_icon_mask |
127 |
call img.decode.ico._.decode_icon_mask |
| 128 |
test eax, eax |
128 |
test eax, eax |
| 129 |
jz .skip |
129 |
jz .skip |
| 130 |
mov edx, [img] |
130 |
mov edx, [img] |
| 131 |
test edx, edx |
131 |
test edx, edx |
| 132 |
jz .first |
132 |
jz .first |
| 133 |
mov [edx + Image.Next], eax |
133 |
mov [edx + Image.Next], eax |
| 134 |
mov [eax + Image.Previous], edx |
134 |
mov [eax + Image.Previous], edx |
| 135 |
jmp @f |
135 |
jmp @f |
| 136 |
.first: |
136 |
.first: |
| 137 |
mov [main_img], eax |
137 |
mov [main_img], eax |
| 138 |
@@: |
138 |
@@: |
| 139 |
mov [img], eax |
139 |
mov [img], eax |
| 140 |
.skip: |
140 |
.skip: |
| 141 |
add ebx, sizeof.ico.DirEntry |
141 |
add ebx, sizeof.ico.DirEntry |
| 142 |
dec [count] |
142 |
dec [count] |
| 143 |
jnz .loop |
143 |
jnz .loop |
| 144 |
|
144 |
|
| 145 |
mov eax, [main_img] |
145 |
mov eax, [main_img] |
| 146 |
pop edi esi ebx |
146 |
pop edi esi ebx |
| 147 |
ret |
147 |
ret |
| 148 |
endp |
148 |
endp |
| 149 |
|
149 |
|
| 150 |
;;================================================================================================;; |
150 |
;;================================================================================================;; |
| 151 |
img.encode.cur: |
151 |
img.encode.cur: |
| 152 |
proc img.encode.ico _img, _p_length, _options ;///////////////////////////////////////////////////;; |
152 |
proc img.encode.ico _img, _p_length, _options ;///////////////////////////////////////////////////;; |
| 153 |
;;------------------------------------------------------------------------------------------------;; |
153 |
;;------------------------------------------------------------------------------------------------;; |
| 154 |
;? Encode image into raw data in ICO format ;; |
154 |
;? Encode image into raw data in ICO format ;; |
| 155 |
;;------------------------------------------------------------------------------------------------;; |
155 |
;;------------------------------------------------------------------------------------------------;; |
| 156 |
;> _img = pointer to image ;; |
156 |
;> _img = pointer to image ;; |
| 157 |
;;------------------------------------------------------------------------------------------------;; |
157 |
;;------------------------------------------------------------------------------------------------;; |
| 158 |
;< eax = 0 (error) or pointer to encoded data ;; |
158 |
;< eax = 0 (error) or pointer to encoded data ;; |
| 159 |
;< _p_length = encoded data length ;; |
159 |
;< _p_length = encoded data length ;; |
| 160 |
;;================================================================================================;; |
160 |
;;================================================================================================;; |
| 161 |
xor eax, eax |
161 |
xor eax, eax |
| 162 |
ret |
162 |
ret |
| 163 |
endp |
163 |
endp |
| 164 |
|
164 |
|
| 165 |
|
165 |
|
| 166 |
;;================================================================================================;; |
166 |
;;================================================================================================;; |
| 167 |
;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
167 |
;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
| 168 |
;;================================================================================================;; |
168 |
;;================================================================================================;; |
| 169 |
;! Below are private procs you should never call directly from your code ;; |
169 |
;! Below are private procs you should never call directly from your code ;; |
| 170 |
;;================================================================================================;; |
170 |
;;================================================================================================;; |
| 171 |
;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
171 |
;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
| 172 |
;;================================================================================================;; |
172 |
;;================================================================================================;; |
| 173 |
|
173 |
|
| 174 |
img.decode.ico._.decode_icon_data: |
174 |
img.decode.ico._.decode_icon_data: |
| 175 |
; create stack frame and jump to common BMP+ICO code |
175 |
; create stack frame and jump to common BMP+ICO code |
| 176 |
push ebp |
176 |
push ebp |
| 177 |
mov ebp, esp |
177 |
mov ebp, esp |
| 178 |
sub esp, 12 |
178 |
sub esp, 12 |
| 179 |
mov byte [ebp - 3], 1 ; bIsIco |
179 |
mov byte [ebp - 3], 1 ; bIsIco |
| 180 |
jmp img.decode.bmp.common |
180 |
jmp img.decode.bmp.common |
| 181 |
|
181 |
|
| 182 |
img.decode.ico._.decode_icon_mask: |
182 |
img.decode.ico._.decode_icon_mask: |
| 183 |
mov edx, [eax + Image.Width] |
183 |
mov edx, [eax + Image.Width] |
| 184 |
add edx, 31 |
184 |
add edx, 31 |
| 185 |
shr edx, 3 |
185 |
shr edx, 3 |
| 186 |
and edx, not 3 |
186 |
and edx, not 3 |
| 187 |
push edx |
187 |
push edx |
| 188 |
imul edx, [eax + Image.Height] |
188 |
imul edx, [eax + Image.Height] |
| 189 |
cmp ecx, edx |
189 |
cmp ecx, edx |
| 190 |
pop edx |
190 |
pop edx |
| 191 |
jb .error.free |
191 |
jb .error.free |
| 192 |
mov edi, [eax + Image.Data] |
192 |
mov edi, [eax + Image.Data] |
| 193 |
push ebp ebx eax |
193 |
push ebp ebx eax |
| 194 |
xor ebp, ebp |
194 |
xor ebp, ebp |
| 195 |
mov ebx, [eax + Image.Extended] |
195 |
mov ebx, [eax + Image.Extended] |
| 196 |
cmp [ebx + bmp.Image.info.Height], 0 |
196 |
cmp [ebx + bmp.Image.info.Height], 0 |
| 197 |
js @f |
197 |
js @f |
| 198 |
push edx |
198 |
push edx |
| 199 |
imul edx, [eax + Image.Height] |
199 |
imul edx, [eax + Image.Height] |
| 200 |
add esi, edx |
200 |
add esi, edx |
| 201 |
pop edx |
201 |
pop edx |
| 202 |
lea ebp, [edx+edx] |
202 |
lea ebp, [edx+edx] |
| 203 |
sub esi, edx |
203 |
sub esi, edx |
| 204 |
@@: |
204 |
@@: |
| 205 |
mov ebx, [eax + Image.Height] |
205 |
mov ebx, [eax + Image.Height] |
| 206 |
mov ecx, [eax + Image.Width] |
206 |
mov ecx, [eax + Image.Width] |
| 207 |
; for now, BMP code produces only 8 and 32 bpp images |
207 |
; for now, BMP code produces only 8 and 32 bpp images |
| 208 |
cmp [eax + Image.Type], Image.bpp8 |
208 |
cmp [eax + Image.Type], Image.bpp8 |
| 209 |
jz .bpp8 |
209 |
jz .bpp8 |
| 210 |
.bpp32: |
210 |
.bpp32: |
| 211 |
mov edx, [esp+16] ; get background color |
211 |
mov edx, [esp+16] ; get background color |
| 212 |
.bpp32.extloop: |
212 |
.bpp32.extloop: |
| 213 |
push ecx |
213 |
push ecx |
| 214 |
.bpp32.innloop: |
214 |
.bpp32.innloop: |
| 215 |
lodsd |
215 |
lodsd |
| 216 |
bswap eax |
216 |
bswap eax |
| 217 |
push 32 |
217 |
push 32 |
| 218 |
.bpp32.dwordloop: |
218 |
.bpp32.dwordloop: |
| 219 |
add eax, eax |
219 |
add eax, eax |
| 220 |
jnc @f |
220 |
jnc @f |
| 221 |
mov [edi], edx |
221 |
mov [edi], edx |
| 222 |
@@: |
222 |
@@: |
| 223 |
add edi, 4 |
223 |
add edi, 4 |
| 224 |
dec ecx |
224 |
dec ecx |
| 225 |
jz @f |
225 |
jz @f |
| 226 |
dec dword [esp] |
226 |
dec dword [esp] |
| 227 |
jnz .bpp32.dwordloop |
227 |
jnz .bpp32.dwordloop |
| 228 |
@@: |
228 |
@@: |
| 229 |
pop eax |
229 |
pop eax |
| 230 |
test ecx, ecx |
230 |
test ecx, ecx |
| 231 |
jnz .bpp32.innloop |
231 |
jnz .bpp32.innloop |
| 232 |
sub esi, ebp |
232 |
sub esi, ebp |
| 233 |
pop ecx |
233 |
pop ecx |
| 234 |
dec ebx |
234 |
dec ebx |
| 235 |
jnz .bpp32.extloop |
235 |
jnz .bpp32.extloop |
| 236 |
pop eax ebx ebp |
236 |
pop eax ebx ebp |
| 237 |
ret 4 |
237 |
ret 4 |
| 238 |
.bpp8: |
238 |
.bpp8: |
| 239 |
push edi |
239 |
push edi |
| 240 |
mov edi, [eax + Image.Palette] |
240 |
mov edi, [eax + Image.Palette] |
| 241 |
mov eax, [esp+20] ; get background color |
241 |
mov eax, [esp+20] ; get background color |
| 242 |
; if palette already has index for bgr color, use it |
242 |
; if palette already has index for bgr color, use it |
| 243 |
push ecx |
243 |
push ecx |
| 244 |
mov ecx, 256 |
244 |
mov ecx, 256 |
| 245 |
repnz scasd |
245 |
repnz scasd |
| 246 |
jnz .bpp8.notfound |
246 |
jnz .bpp8.notfound |
| 247 |
not cl ; cl = index |
247 |
not cl ; cl = index |
| 248 |
pop edx |
248 |
pop edx |
| 249 |
pop edi |
249 |
pop edi |
| 250 |
.bpp8.extloop: |
250 |
.bpp8.extloop: |
| 251 |
push edx |
251 |
push edx |
| 252 |
.bpp8.innloop: |
252 |
.bpp8.innloop: |
| 253 |
lodsd |
253 |
lodsd |
| 254 |
bswap eax |
254 |
bswap eax |
| 255 |
push 32 |
255 |
push 32 |
| 256 |
.bpp8.dwordloop: |
256 |
.bpp8.dwordloop: |
| 257 |
add eax, eax |
257 |
add eax, eax |
| 258 |
jnc @f |
258 |
jnc @f |
| 259 |
mov [edi], cl |
259 |
mov [edi], cl |
| 260 |
@@: |
260 |
@@: |
| 261 |
inc edi |
261 |
inc edi |
| 262 |
dec edx |
262 |
dec edx |
| 263 |
jz @f |
263 |
jz @f |
| 264 |
dec dword [esp] |
264 |
dec dword [esp] |
| 265 |
jnz .bpp8.dwordloop |
265 |
jnz .bpp8.dwordloop |
| 266 |
@@: |
266 |
@@: |
| 267 |
pop eax |
267 |
pop eax |
| 268 |
test edx, edx |
268 |
test edx, edx |
| 269 |
jnz .bpp8.innloop |
269 |
jnz .bpp8.innloop |
| 270 |
sub esi, ebp |
270 |
sub esi, ebp |
| 271 |
pop edx |
271 |
pop edx |
| 272 |
dec ebx |
272 |
dec ebx |
| 273 |
jnz .bpp8.extloop |
273 |
jnz .bpp8.extloop |
| 274 |
pop eax ebx ebp |
274 |
pop eax ebx ebp |
| 275 |
ret 4 |
275 |
ret 4 |
| 276 |
.bpp8.notfound: |
276 |
.bpp8.notfound: |
| 277 |
; get maximum used color; if index < 255, then we can add one color to palette |
277 |
; get maximum used color; if index < 255, then we can add one color to palette |
| 278 |
pop ecx |
278 |
pop ecx |
| 279 |
pop edi |
279 |
pop edi |
| 280 |
pop eax |
280 |
pop eax |
| 281 |
mov edx, [eax + Image.Width] |
281 |
mov edx, [eax + Image.Width] |
| 282 |
imul edx, ebx |
282 |
imul edx, ebx |
| 283 |
mov edi, [eax + Image.Data] |
283 |
mov edi, [eax + Image.Data] |
| 284 |
xor ecx, ecx |
284 |
xor ecx, ecx |
| 285 |
.bpp8.scanloop: |
285 |
.bpp8.scanloop: |
| 286 |
cmp [edi], cl |
286 |
cmp [edi], cl |
| 287 |
jb @f |
287 |
jb @f |
| 288 |
mov cl, [edi] |
288 |
mov cl, [edi] |
| 289 |
@@: |
289 |
@@: |
| 290 |
inc edi |
290 |
inc edi |
| 291 |
dec edx |
291 |
dec edx |
| 292 |
jnz .bpp8.scanloop |
292 |
jnz .bpp8.scanloop |
| 293 |
inc cl |
293 |
inc cl |
| 294 |
jz .bpp8.nospace |
294 |
jz .bpp8.nospace |
| 295 |
mov edx, [esp+8] |
295 |
mov edx, [esp+8] |
| 296 |
mov edi, [eax + Image.Palette] |
296 |
mov edi, [eax + Image.Palette] |
| 297 |
mov [edi+ecx*4], edx ; set palette color |
297 |
mov [edi+ecx*4], edx ; set palette color |
| 298 |
mov edi, [eax + Image.Data] |
298 |
mov edi, [eax + Image.Data] |
| 299 |
mov edx, [eax + Image.Width] |
299 |
mov edx, [eax + Image.Width] |
| 300 |
push eax |
300 |
push eax |
| 301 |
jmp .bpp8.extloop |
301 |
jmp .bpp8.extloop |
| 302 |
.bpp8.nospace: |
302 |
.bpp8.nospace: |
| 303 |
; convert to 24 bpp |
303 |
; convert to 24 bpp |
| 304 |
mov edx, [eax + Image.Width] |
304 |
mov edx, [eax + Image.Width] |
| 305 |
imul edx, ebx |
305 |
imul edx, ebx |
| 306 |
lea edx, [edx*3] |
306 |
lea edx, [edx*3] |
| 307 |
push eax |
307 |
push eax |
| 308 |
invoke mem.alloc, edx |
308 |
invoke mem.alloc, edx |
| 309 |
mov edi, eax |
309 |
mov edi, eax |
| 310 |
pop eax |
310 |
pop eax |
| 311 |
test edi, edi |
311 |
test edi, edi |
| 312 |
jz .error.free2 |
312 |
jz .error.free2 |
| 313 |
push eax esi edi |
313 |
push eax esi edi |
| 314 |
mov esi, eax |
314 |
mov esi, eax |
| 315 |
call img._.do_rgb |
315 |
call img._.do_rgb |
| 316 |
pop edi esi eax |
316 |
pop edi esi eax |
| 317 |
xchg edi, [eax + Image.Data] |
317 |
xchg edi, [eax + Image.Data] |
| 318 |
mov byte [eax + Image.Type], Image.bpp24 |
318 |
mov byte [eax + Image.Type], Image.bpp24 |
| 319 |
push eax |
319 |
push eax |
| 320 |
invoke mem.free, edi |
320 |
invoke mem.free, edi |
| 321 |
pop eax |
321 |
pop eax |
| 322 |
push eax |
322 |
push eax |
| 323 |
mov ecx, [eax + Image.Width] |
323 |
mov ecx, [eax + Image.Width] |
| - |
|
324 |
mov edi, [eax + Image.Data] |
| 324 |
.bpp24: |
325 |
.bpp24: |
| 325 |
mov edx, [esp+16] ; get background color |
326 |
mov edx, [esp+16] ; get background color |
| 326 |
.bpp24.extloop: |
327 |
.bpp24.extloop: |
| 327 |
push ecx |
328 |
push ecx |
| 328 |
.bpp24.innloop: |
329 |
.bpp24.innloop: |
| 329 |
lodsd |
330 |
lodsd |
| 330 |
bswap eax |
331 |
bswap eax |
| 331 |
push 32 |
332 |
push 32 |
| 332 |
.bpp24.dwordloop: |
333 |
.bpp24.dwordloop: |
| 333 |
add eax, eax |
334 |
add eax, eax |
| 334 |
jnc @f |
335 |
jnc @f |
| 335 |
mov [edi], dx |
336 |
mov [edi], dx |
| 336 |
ror edx, 16 |
337 |
ror edx, 16 |
| 337 |
mov [edi+2], dl |
338 |
mov [edi+2], dl |
| 338 |
ror edx, 16 |
339 |
ror edx, 16 |
| 339 |
@@: |
340 |
@@: |
| 340 |
add edi, 4 |
341 |
add edi, 3 |
| 341 |
dec ecx |
342 |
dec ecx |
| 342 |
jz @f |
343 |
jz @f |
| 343 |
dec dword [esp] |
344 |
dec dword [esp] |
| 344 |
jnz .bpp24.dwordloop |
345 |
jnz .bpp24.dwordloop |
| 345 |
@@: |
346 |
@@: |
| 346 |
pop eax |
347 |
pop eax |
| 347 |
test ecx, ecx |
348 |
test ecx, ecx |
| 348 |
jnz .bpp24.innloop |
349 |
jnz .bpp24.innloop |
| 349 |
sub esi, ebp |
350 |
sub esi, ebp |
| 350 |
pop ecx |
351 |
pop ecx |
| 351 |
dec ebx |
352 |
dec ebx |
| 352 |
jnz .bpp24.extloop |
353 |
jnz .bpp24.extloop |
| 353 |
pop eax ebx ebp |
354 |
pop eax ebx ebp |
| 354 |
ret 4 |
355 |
ret 4 |
| 355 |
.error.free2: |
356 |
.error.free2: |
| 356 |
pop ebx ebp |
357 |
pop ebx ebp |
| 357 |
.error.free: |
358 |
.error.free: |
| 358 |
stdcall img._.delete, eax |
359 |
stdcall img._.delete, eax |
| 359 |
xor eax, eax |
360 |
xor eax, eax |
| 360 |
ret 4 |
361 |
ret 4 |
| 361 |
|
362 |
|
| 362 |
;;================================================================================================;; |
363 |
;;================================================================================================;; |
| 363 |
;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
364 |
;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
| 364 |
;;================================================================================================;; |
365 |
;;================================================================================================;; |
| 365 |
;! Below is private data you should never use directly from your code ;; |
366 |
;! Below is private data you should never use directly from your code ;; |
| 366 |
;;================================================================================================;; |
367 |
;;================================================================================================;; |
| 367 |
;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
368 |
;;////////////////////////////////////////////////////////////////////////////////////////////////;; |
| 368 |
;;================================================================================================;; |
369 |
;;================================================================================================;; |
| 369 |
|
370 |
|
| 370 |
|
371 |
|
| 371 |
; |
372 |
; |