1 |
unit Unit6_imgfuncs; |
2 |
interface |
3 |
uses Math, Dialogs, Types, SysUtils, Classes, Unit3_data, Unit15_Classes; |
4 |
|
5 |
type |
6 |
TImgDataType=Set of (DT_OniReverted,DT_Oni,DT_Decoded32); |
7 |
|
8 |
type |
9 |
TOniImage = class |
10 |
private |
11 |
FLoaded:Boolean; |
12 |
FDataType:TImgDataType; |
13 |
FData:Tdata; |
14 |
FWidth,FHeight:Word; |
15 |
FDepth:Byte; |
16 |
FStoreType:Byte; |
17 |
|
18 |
function ResizeImage(oldx,oldy:LongWord; img:Tdata):Tdata; |
19 |
procedure RevertImage; |
20 |
procedure DecodeImage; |
21 |
procedure DecompressImage; |
22 |
protected |
23 |
public |
24 |
property Loaded:Boolean read FLoaded write FLoaded; |
25 |
property DataType:TImgDataType read FDataType write FDataType; |
26 |
property Width:Word read FWidth write FWidth; |
27 |
property Height:Word read FHeight write FHeight; |
28 |
property Depth:Byte read FDepth write FDepth; |
29 |
property StoreType:Byte read FStoreType write FStoreType; |
30 |
property Data:Tdata read FData write FData; |
31 |
|
32 |
constructor Create; |
33 |
function LoadFromPSpc(fileid:LongWord):Boolean; |
34 |
function LoadFromTXMP(fileid:LongWord):Boolean; |
35 |
function LoadFromTXMB(fileid:LongWord):Boolean; |
36 |
function GetImageDataSize(fading:Boolean):LongWord; |
37 |
|
38 |
function GetAsData:Tdata; |
39 |
function GetAs32bit:Tdata; |
40 |
function GetAsBMP:Tdata; |
41 |
function LoadFromBMP(filename:String):Boolean; |
42 |
function WriteToBMP(filename:String):Boolean; |
43 |
function GetMipMappedImage(var faded:Tdata):Boolean; |
44 |
published |
45 |
end; |
46 |
|
47 |
|
48 |
implementation |
49 |
uses Unit2_functions; |
50 |
|
51 |
|
52 |
|
53 |
constructor TOniImage.Create; |
54 |
begin |
55 |
Self.FLoaded:=False; |
56 |
Self.FDataType:=[]; |
57 |
SetLength(Self.FData,0); |
58 |
Self.FWidth:=0; |
59 |
Self.FHeight:=0; |
60 |
Self.FDepth:=0; |
61 |
Self.FStoreType:=0; |
62 |
end; |
63 |
|
64 |
|
65 |
|
66 |
function TOniImage.ResizeImage(oldx,oldy:LongWord; img:Tdata):Tdata; |
67 |
var |
68 |
i,j:LongWord; |
69 |
col,row,row_orig:LongWord; |
70 |
begin |
71 |
SetLength(Result,(oldx div 2)*(oldy div 2)*(Self.FDepth div 8)); |
72 |
row_orig:=0; |
73 |
row:=0; |
74 |
col:=0; |
75 |
for i:=0 to (oldx*oldy)-1 do begin |
76 |
if ((i mod oldx)=0) and (i>0) then begin |
77 |
Inc(row_orig); |
78 |
if (row_orig mod 2)=0 then begin |
79 |
Inc(row); |
80 |
col:=0; |
81 |
end; |
82 |
end; |
83 |
if (row_orig mod 2)=0 then begin |
84 |
if (i mod 2)=0 then begin |
85 |
for j:=0 to (Self.FDepth div 8)-1 do |
86 |
Result[((row*(oldx div 2))+col)*(Self.FDepth div 8)+j]:=img[(i*(Self.FDepth div 8))+j]; |
87 |
Inc(col); |
88 |
end; |
89 |
end; |
90 |
end; |
91 |
end; |
92 |
|
93 |
|
94 |
|
95 |
procedure TOniImage.RevertImage; |
96 |
var |
97 |
x,y,i:LongWord; |
98 |
tempd:Tdata; |
99 |
begin |
100 |
SetLength(tempd, Self.FWidth * Self.FHeight *(Self.FDepth div 8)); |
101 |
for y:=0 to Self.FHeight-1 do |
102 |
for x:=0 to Self.FWidth-1 do |
103 |
for i:=0 to (Self.FDepth div 8)-1 do |
104 |
tempd[((Self.FWidth*(Self.FHeight-1-y)+x)*(Self.FDepth div 8))+i]:= |
105 |
Self.FData[(Self.FWidth*y+x)*(Self.FDepth div 8)+i]; |
106 |
for x:=0 to High(tempd) do |
107 |
Self.FData[x]:=tempd[x]; |
108 |
if DT_OniReverted in Self.FDataType then |
109 |
Self.FDataType:=Self.FDataType-[DT_OniReverted] |
110 |
else |
111 |
Self.FDataType:=Self.FDataType+[DT_OniReverted]; |
112 |
end; |
113 |
|
114 |
|
115 |
|
116 |
procedure TOniImage.DecodeImage; |
117 |
var |
118 |
x,y:LongWord; |
119 |
tempd:Tdata; |
120 |
begin |
121 |
if not (DT_Decoded32 in Self.FDataType) then begin |
122 |
SetLength(tempd, Self.FWidth * Self.FHeight * 4); |
123 |
case Self.FStoreType of |
124 |
0: begin |
125 |
for y:=0 to Self.FHeight-1 do begin |
126 |
for x:=0 to Self.FWidth-1 do begin |
127 |
tempd[((Self.FWidth*y+x)*4)+0]:=Floor( ( (Self.FData[(Self.FWidth*y+x)*2]+Self.FData[(Self.FWidth*y+x)*2+1]*256) AND $000F ) / $000F * 255); |
128 |
tempd[((Self.FWidth*y+x)*4)+1]:=Floor( ( (Self.FData[(Self.FWidth*y+x)*2]+Self.FData[(Self.FWidth*y+x)*2+1]*256) AND $00F0 ) / $00F0 * 255); |
129 |
tempd[((Self.FWidth*y+x)*4)+2]:=Floor( ( (Self.FData[(Self.FWidth*y+x)*2]+Self.FData[(Self.FWidth*y+x)*2+1]*256) AND $0F00 ) / $0F00 * 255); |
130 |
tempd[((Self.FWidth*y+x)*4)+3]:=0; |
131 |
end; |
132 |
end; |
133 |
end; |
134 |
1,2: begin |
135 |
for y:=0 to Self.FHeight-1 do begin |
136 |
for x:=0 to Self.FWidth-1 do begin |
137 |
tempd[((Self.FWidth*y+x)*4)+0]:=Floor( ( (Self.FData[(Self.FWidth*y+x)*2]+Self.FData[(Self.FWidth*y+x)*2+1]*256) AND $001F ) / $001F * 255); |
138 |
tempd[((Self.FWidth*y+x)*4)+1]:=Floor( ( (Self.FData[(Self.FWidth*y+x)*2]+Self.FData[(Self.FWidth*y+x)*2+1]*256) AND $03E0 ) / $03E0 * 255); |
139 |
tempd[((Self.FWidth*y+x)*4)+2]:=Floor( ( (Self.FData[(Self.FWidth*y+x)*2]+Self.FData[(Self.FWidth*y+x)*2+1]*256) AND $7C00 ) / $7C00 * 255); |
140 |
tempd[((Self.FWidth*y+x)*4)+3]:=0; |
141 |
end; |
142 |
end; |
143 |
end; |
144 |
9: begin |
145 |
DecompressImage; |
146 |
end; |
147 |
end; |
148 |
Self.FDepth:=32; |
149 |
if (Self.FStoreType<>9) AND (Self.FStoreType<>8) then begin |
150 |
SetLength(Self.FData, Length(tempd)); |
151 |
for x:=0 to High(tempd) do |
152 |
Self.FData[x]:=tempd[x]; |
153 |
end; |
154 |
Self.FStoreType:=8; |
155 |
if DT_Oni in Self.FDataType then |
156 |
Self.FDataType:=Self.FDataType-[DT_Oni]; |
157 |
Self.FDataType:=Self.FDataType+[DT_Decoded32]; |
158 |
end; |
159 |
if DT_OniReverted in Self.FDataType then |
160 |
Self.RevertImage; |
161 |
end; |
162 |
|
163 |
|
164 |
|
165 |
procedure TOniImage.DecompressImage; |
166 |
type |
167 |
Tcolor=record |
168 |
RGBb:Byte; |
169 |
RGBg:Byte; |
170 |
RGBr:Byte; |
171 |
RGBa:Byte; |
172 |
end; |
173 |
var |
174 |
i,j,x,y:LongWord; |
175 |
color:Array[1..4] of Tcolor; |
176 |
pixel:Array[1..16] of Byte; |
177 |
tempd:Tdata; |
178 |
begin |
179 |
x:=0; |
180 |
y:=0; |
181 |
SetLength(tempd, Self.FWidth * Self.FHeight * 4); |
182 |
for i:=0 to ((Self.FWidth * Self.FHeight) div 16)-1 do begin |
183 |
Color[1].RGBb:=Floor(((Self.FData[(i*8)+0]+Self.FData[(i*8)+1]*256) and $001F) / $001F * 255); |
184 |
Color[1].RGBg:=Floor(((Self.FData[(i*8)+0]+Self.FData[(i*8)+1]*256) and $07E0) / $07E0 * 255); |
185 |
Color[1].RGBr:=Floor(((Self.FData[(i*8)+0]+Self.FData[(i*8)+1]*256) and $F800) / $F800 * 255); |
186 |
Color[1].RGBa:=255; |
187 |
Color[2].RGBb:=Floor(((Self.FData[(i*8)+2]+Self.FData[(i*8)+3]*256) and $001F) / $001F * 255); |
188 |
Color[2].RGBg:=Floor(((Self.FData[(i*8)+2]+Self.FData[(i*8)+3]*256) and $07E0) / $07E0 * 255); |
189 |
Color[2].RGBr:=Floor(((Self.FData[(i*8)+2]+Self.FData[(i*8)+3]*256) and $F800) / $F800 * 255); |
190 |
Color[2].RGBa:=255; |
191 |
Color[3].RGBb:=Floor( Color[1].RGBb/3*2 + Color[2].RGBb/3 ); |
192 |
Color[3].RGBg:=Floor( Color[1].RGBg/3*2 + Color[2].RGBg/3 ); |
193 |
Color[3].RGBr:=Floor( Color[1].RGBr/3*2 + Color[2].RGBr/3 ); |
194 |
Color[3].RGBa:=255; |
195 |
Color[4].RGBb:=Floor( Color[1].RGBb/3 + Color[2].RGBb/3*2 ); |
196 |
Color[4].RGBg:=Floor( Color[1].RGBg/3 + Color[2].RGBg/3*2 ); |
197 |
Color[4].RGBr:=Floor( Color[1].RGBr/3 + Color[2].RGBr/3*2 ); |
198 |
Color[4].RGBa:=255; |
199 |
Pixel[1]:=Floor( (Self.FData[(i*8)+4] and $C0) / $40 + 1 ); |
200 |
Pixel[2]:=Floor( (Self.FData[(i*8)+4] and $30) / $10 + 1 ); |
201 |
Pixel[3]:=Floor( (Self.FData[(i*8)+4] and $0C) / $04 + 1 ); |
202 |
Pixel[4]:=Floor( (Self.FData[(i*8)+4] and $03) + 1 ); |
203 |
Pixel[5]:=Floor( (Self.FData[(i*8)+5] and $C0) / $40 + 1 ); |
204 |
Pixel[6]:=Floor( (Self.FData[(i*8)+5] and $30) / $10 + 1 ); |
205 |
Pixel[7]:=Floor( (Self.FData[(i*8)+5] and $0C) / $04 + 1 ); |
206 |
Pixel[8]:=Floor( (Self.FData[(i*8)+5] and $03) + 1 ); |
207 |
Pixel[9]:=Floor( (Self.FData[(i*8)+6] and $C0) / $40 + 1 ); |
208 |
Pixel[10]:=Floor( (Self.FData[(i*8)+6] and $30) / $10 + 1 ); |
209 |
Pixel[11]:=Floor( (Self.FData[(i*8)+6] and $0C) / $04 + 1 ); |
210 |
Pixel[12]:=Floor( (Self.FData[(i*8)+6] and $03) + 1 ); |
211 |
Pixel[13]:=Floor( (Self.FData[(i*8)+7] and $C0) / $40 + 1 ); |
212 |
Pixel[14]:=Floor( (Self.FData[(i*8)+7] and $30) / $10 + 1 ); |
213 |
Pixel[15]:=Floor( (Self.FData[(i*8)+7] and $0C) / $04 + 1 ); |
214 |
Pixel[16]:=Floor( (Self.FData[(i*8)+7] and $03) + 1 ); |
215 |
for j:=0 to 3 do begin |
216 |
tempd[((y+3)*Self.FWidth+x+j)*4+0]:=Color[Pixel[16-j]].RGBb; |
217 |
tempd[((y+3)*Self.FWidth+x+j)*4+1]:=Color[Pixel[16-j]].RGBg; |
218 |
tempd[((y+3)*Self.FWidth+x+j)*4+2]:=Color[Pixel[16-j]].RGBr; |
219 |
tempd[((y+3)*Self.FWidth+x+j)*4+3]:=0; |
220 |
end; |
221 |
for j:=0 to 3 do begin |
222 |
tempd[((y+2)*Self.FWidth+x+j)*4+0]:=Color[Pixel[12-j]].RGBb; |
223 |
tempd[((y+2)*Self.FWidth+x+j)*4+1]:=Color[Pixel[12-j]].RGBg; |
224 |
tempd[((y+2)*Self.FWidth+x+j)*4+2]:=Color[Pixel[12-j]].RGBr; |
225 |
tempd[((y+2)*Self.FWidth+x+j)*4+3]:=0; |
226 |
end; |
227 |
for j:=0 to 3 do begin |
228 |
tempd[((y+1)*Self.FWidth+x+j)*4+0]:=Color[Pixel[8-j]].RGBb; |
229 |
tempd[((y+1)*Self.FWidth+x+j)*4+1]:=Color[Pixel[8-j]].RGBg; |
230 |
tempd[((y+1)*Self.FWidth+x+j)*4+2]:=Color[Pixel[8-j]].RGBr; |
231 |
tempd[((y+1)*Self.FWidth+x+j)*4+3]:=0; |
232 |
end; |
233 |
for j:=0 to 3 do begin |
234 |
tempd[((y+0)*Self.FWidth+x+j)*4+0]:=Color[Pixel[4-j]].RGBb; |
235 |
tempd[((y+0)*Self.FWidth+x+j)*4+1]:=Color[Pixel[4-j]].RGBg; |
236 |
tempd[((y+0)*Self.FWidth+x+j)*4+2]:=Color[Pixel[4-j]].RGBr; |
237 |
tempd[((y+0)*Self.FWidth+x+j)*4+3]:=0; |
238 |
end; |
239 |
x:=x+4; |
240 |
if x=Self.FWidth THEN begin |
241 |
y:=y+4; |
242 |
x:=0; |
243 |
end; |
244 |
end; |
245 |
SetLength(Self.FData, Length(tempd)); |
246 |
for i:=0 to High(tempd) do |
247 |
Self.FData[i]:=tempd[i]; |
248 |
Self.FStoreType:=8; |
249 |
Self.FDepth:=32; |
250 |
Self.FDataType:=Self.FDataType-[DT_Oni]+[DT_Decoded32]; |
251 |
end; |
252 |
|
253 |
|
254 |
|
255 |
|
256 |
|
257 |
function TOniImage.LoadFromPSpc(fileid:LongWord):Boolean; |
258 |
type |
259 |
TPoint=Packed Record |
260 |
X,Y:Word; |
261 |
end; |
262 |
TPSpc=Packed Record |
263 |
p1:Array[0..8] of TPoint; |
264 |
p2:Array[0..8] of TPoint; |
265 |
TXMP:LongWord; |
266 |
end; |
267 |
TPart=Packed Record |
268 |
x_txmp,y_txmp:Word; |
269 |
x_pspc,y_pspc:Word; |
270 |
w,h:Word; |
271 |
imgdata:Tdata; |
272 |
used:Boolean; |
273 |
end; |
274 |
const |
275 |
PartMatch:Array[0..8] of Byte=(0,3,6,1,4,7,2,5,8); |
276 |
var |
277 |
x,y,pixel:Word; |
278 |
i:Integer; |
279 |
|
280 |
PSpc:TPSpc; |
281 |
txmpimg:TOniImage; |
282 |
txmpdata:Tdata; |
283 |
|
284 |
parts:Array[0..8] of TPart; |
285 |
part:Byte; |
286 |
cols:Array[0..2] of Word; |
287 |
rows:Array[0..2] of Word; |
288 |
col,row:Byte; |
289 |
begin |
290 |
OniDataConnection.LoadDatFilePart ( fileid , $08 , SizeOf(PSpc) , @PSpc ); |
291 |
PSpc.TXMP := PSpc.TXMP div 256; |
292 |
if PSpc.TXMP = 0 then begin |
293 |
Result := False; |
294 |
Exit; |
295 |
end; |
296 |
txmpimg := TOniImage.Create; |
297 |
txmpimg.LoadFromTXMP ( PSpc.TXMP ); |
298 |
txmpimg.DecodeImage; |
299 |
txmpimg.WriteToBMP('D:\file.bmp'); |
300 |
txmpdata:=txmpimg.GetAs32bit; |
301 |
{ ShowMessage(IntToStr(txmpimg.Width)+'x'+IntToStr(txmpimg.Height)); |
302 |
for i:=0 to High(txmpdata) do |
303 |
txmpimg.Data[i]:=txmpdata[i]; |
304 |
txmpimg.WriteToBMP('D:\file2.bmp'); |
305 |
} |
306 |
with PSpc do begin |
307 |
for i := 0 to 2 do begin |
308 |
cols[i] := 0; |
309 |
rows[i] := 0; |
310 |
end; |
311 |
for i := 0 to 8 do begin |
312 |
part := PartMatch[i]; |
313 |
col := i div 3; |
314 |
row := i mod 3; |
315 |
if (p2[i].X>0) or (p2[i].Y>0) then begin |
316 |
parts[part].x_txmp := p1[i].X - 1; |
317 |
parts[part].y_txmp := p1[i].Y - 1; |
318 |
parts[part].x_pspc := 0; |
319 |
if col>0 then |
320 |
for x := 0 to col-1 do |
321 |
Inc( parts[part].x_pspc , cols[x] ); |
322 |
parts[part].y_pspc := 0; |
323 |
if row>0 then |
324 |
for y := 0 to row-1 do |
325 |
Inc ( parts[part].y_pspc , rows[y] ); |
326 |
parts[part].w := p2[i].X - p1[i].X + 1; |
327 |
parts[part].h := p2[i].Y - p1[i].Y + 1; |
328 |
parts[part].used := True; |
329 |
cols[col] := parts[part].w; |
330 |
rows[row] := parts[part].h; |
331 |
SetLength(parts[part].imgdata, parts[part].w * parts[part].h * 4); |
332 |
for y := 0 to parts[part].h-1 do begin |
333 |
for x := 0 to parts[part].w-1 do begin |
334 |
for pixel := 0 to 3 do begin |
335 |
parts[part].imgdata[ ( y*parts[part].w + x ) * 4 + pixel ] := |
336 |
txmpdata[ ( ( parts[part].y_txmp + y ) * txmpimg.Width + parts[part].x_txmp + x ) * 4 + pixel ]; |
337 |
end; |
338 |
end; |
339 |
end; |
340 |
end else begin |
341 |
parts[part].used := False; |
342 |
end; |
343 |
end; |
344 |
|
345 |
end; |
346 |
|
347 |
txmpimg.Free; |
348 |
txmpimg:=TOniImage.Create; |
349 |
for i:=0 to 8 do begin |
350 |
if parts[i].used then begin |
351 |
SetLength( txmpimg.FData, Length(parts[i].imgdata) ); |
352 |
for pixel:=0 to High(parts[i].imgdata) do |
353 |
txmpimg.Data[pixel]:=parts[i].imgdata[pixel]; |
354 |
txmpimg.Width:=parts[i].w; |
355 |
txmpimg.Height:=parts[i].h; |
356 |
txmpimg.StoreType:=8; |
357 |
txmpimg.DataType:=[DT_Decoded32]; |
358 |
txmpimg.Depth:=32; |
359 |
txmpimg.WriteToBMP('D:\'+IntToStr(i)+'.bmp'); |
360 |
end; |
361 |
end; |
362 |
txmpimg.Free; |
363 |
|
364 |
Self.FWidth := 0; |
365 |
Self.FHeight := 0; |
366 |
for i := 0 to 2 do begin |
367 |
Inc( Self.FWidth , cols[i] ); |
368 |
Inc( Self.FHeight , rows[i] ); |
369 |
end; |
370 |
SetLength(Self.FData, Self.FWidth * Self.FHeight * 4); |
371 |
|
372 |
//Combine data parts |
373 |
|
374 |
Self.FDepth:=32; |
375 |
Self.FStoreType:=8; |
376 |
Self.FDataType:=[DT_Decoded32]; |
377 |
// Self.RevertImage; |
378 |
end; |
379 |
|
380 |
|
381 |
function TOniImage.LoadFromTXMP(fileid:LongWord):Boolean; |
382 |
var |
383 |
img_addr:LongWord; |
384 |
begin |
385 |
Result:=True; |
386 |
OniDataConnection.LoadDatFilePart(fileid,$8C,SizeOf(Self.FWidth),@Self.FWidth); |
387 |
OniDataConnection.LoadDatFilePart(fileid,$8E,SizeOf(Self.FHeight),@Self.FHeight); |
388 |
OniDataConnection.LoadDatFilePart(fileid,$90,SizeOf(Self.FStoreType),@Self.FStoreType); |
389 |
if not OniDataConnection.OSisMac then |
390 |
OniDataConnection.LoadDatFilePart(fileid,$9C,SizeOf(img_addr),@img_addr) |
391 |
else |
392 |
OniDataConnection.LoadDatFilePart(fileid,$A0,SizeOf(img_addr),@img_addr); |
393 |
|
394 |
case Self.FStoreType of |
395 |
0,1,2: begin |
396 |
SetLength(Self.FData, Self.FWidth * Self.FHeight * 2); |
397 |
Self.FDepth:=16; |
398 |
end; |
399 |
8: begin |
400 |
SetLength(Self.FData, Self.FWidth * Self.FHeight * 4); |
401 |
Self.FDepth:=32; |
402 |
end; |
403 |
9: begin |
404 |
SetLength(Self.FData, Self.FWidth * Self.FHeight div 2); |
405 |
Self.FDepth:=16; |
406 |
end; |
407 |
else |
408 |
Result:=False; |
409 |
Exit; |
410 |
end; |
411 |
|
412 |
if not OniDataConnection.OSisMac then |
413 |
OniDataConnection.LoadRawFile(fileid,$9C,@Self.FData[0]) |
414 |
else |
415 |
OniDataConnection.LoadRawFile(fileid,$A0,@Self.FData[0]); |
416 |
|
417 |
Self.FDataType:=[DT_OniReverted,DT_Oni]; |
418 |
end; |
419 |
|
420 |
|
421 |
|
422 |
function TOniImage.LoadFromTXMB(fileid:LongWord):Boolean; |
423 |
var |
424 |
i,x,y,x2,y2,pixelid,imgid:LongWord; |
425 |
rows,cols:Word; |
426 |
linkcount:LongWord; |
427 |
link:LongWord; |
428 |
images_decoded:Array of TOniImage; |
429 |
x_start,y_start:LongWord; |
430 |
begin |
431 |
OniDataConnection.LoadDatFilePart(fileid,$10,SizeOf(Self.FWidth),@Self.FWidth); |
432 |
OniDataConnection.LoadDatFilePart(fileid,$12,SizeOf(Self.FHeight),@Self.FHeight); |
433 |
OniDataConnection.LoadDatFilePart(fileid,$18,SizeOf(cols),@cols); |
434 |
OniDataConnection.LoadDatFilePart(fileid,$1A,SizeOf(rows),@rows); |
435 |
OniDataConnection.LoadDatFilePart(fileid,$1C,SizeOf(linkcount),@linkcount); |
436 |
SetLength(images_decoded,linkcount); |
437 |
for i:=0 to linkcount-1 do begin |
438 |
OniDataConnection.LoadDatFilePart(fileid,$20+i*4,SizeOf(link),@link); |
439 |
link:=link div 256; |
440 |
images_decoded[i]:=TOniImage.Create; |
441 |
images_decoded[i].LoadFromTXMP(link); |
442 |
images_decoded[i].DecodeImage; |
443 |
images_decoded[i].RevertImage; |
444 |
end; |
445 |
SetLength(Self.FData, Self.FWidth * Self.FHeight * 4); |
446 |
for y:=0 to rows-1 do begin |
447 |
for x:=0 to cols-1 do begin |
448 |
imgid:=y*cols+x; |
449 |
x_start:=0; |
450 |
y_start:=0; |
451 |
for i:=0 to x do if i<x then x_start:=x_start+images_decoded[i].Width; |
452 |
for i:=0 to y do if i<y then y_start:=y_start+images_decoded[i].Height; |
453 |
for y2:=0 to images_decoded[imgid].Height-1 do begin |
454 |
for x2:=0 to images_decoded[imgid].Width-1 do begin |
455 |
if ( (x_start+x2)<Self.FWidth ) and ( (y_start+y2)<Self.FHeight ) then begin |
456 |
pixelid:=y_start*Self.FWidth+x_start+y2*Self.FWidth+x2; |
457 |
Self.FData[pixelid*4+0]:=images_decoded[imgid].Data[(y2*images_decoded[imgid].Width+x2)*4+0]; |
458 |
Self.FData[pixelid*4+1]:=images_decoded[imgid].Data[(y2*images_decoded[imgid].Width+x2)*4+1]; |
459 |
Self.FData[pixelid*4+2]:=images_decoded[imgid].Data[(y2*images_decoded[imgid].Width+x2)*4+2]; |
460 |
Self.FData[pixelid*4+3]:=images_decoded[imgid].Data[(y2*images_decoded[imgid].Width+x2)*4+3]; |
461 |
end; |
462 |
end; |
463 |
end; |
464 |
end; |
465 |
end; |
466 |
for i:=0 to linkcount-1 do |
467 |
images_decoded[i].Free; |
468 |
Self.FDepth:=32; |
469 |
Self.FStoreType:=8; |
470 |
Self.FDataType:=[DT_Decoded32]; |
471 |
Self.RevertImage; |
472 |
end; |
473 |
|
474 |
|
475 |
|
476 |
function TOniImage.GetImageDataSize(fading:Boolean):LongWord; |
477 |
var |
478 |
size:LongWord; |
479 |
x,y:Word; |
480 |
bpp:Byte; |
481 |
begin |
482 |
case Self.FStoreType of |
483 |
9: bpp:=8; |
484 |
0,1,2: bpp:=16; |
485 |
8: bpp:=32; |
486 |
else |
487 |
Result:=0; |
488 |
Exit; |
489 |
end; |
490 |
|
491 |
x:=Self.FWidth; |
492 |
y:=Self.FHeight; |
493 |
size:=x*y*bpp div 8; |
494 |
if fading then begin |
495 |
repeat |
496 |
x:=x div 2; |
497 |
y:=y div 2; |
498 |
size:=size+x*y*bpp div 8; |
499 |
until (x=1) or (y=1); |
500 |
end; |
501 |
Result:=size; |
502 |
end; |
503 |
|
504 |
|
505 |
|
506 |
function TOniImage.GetAsData:Tdata; |
507 |
var |
508 |
i: Integer; |
509 |
revert:Boolean; |
510 |
begin |
511 |
// if not (DT_Decoded32 in Self.FDataType) then |
512 |
// Self.DecodeImage; |
513 |
if not (DT_OniReverted in Self.FDataType) then begin |
514 |
revert:=True; |
515 |
Self.RevertImage; |
516 |
end else revert:=False; |
517 |
SetLength(Result, Length(Self.FData)); |
518 |
for i:=0 to High(Result) do |
519 |
Result[i]:=Self.FData[i]; |
520 |
if revert then |
521 |
Self.RevertImage; |
522 |
end; |
523 |
|
524 |
|
525 |
|
526 |
function TOniImage.GetAs32bit:Tdata; |
527 |
var |
528 |
i:Integer; |
529 |
begin |
530 |
if not (DT_Decoded32 in Self.FDataType) then |
531 |
Self.DecodeImage; |
532 |
SetLength(Result,Length(Self.FData)); |
533 |
for i:=0 to High(Result) do |
534 |
Result[i]:=Self.FData[i]; |
535 |
end; |
536 |
|
537 |
|
538 |
|
539 |
function TOniImage.GetAsBMP:Tdata; |
540 |
const BMPheader:Array[0..53] of Byte= |
541 |
($42,$4D,0,0,0,0,0,0,0,0,54,0,0,0, |
542 |
40,0,0,0,0,0,0,0,0,0,0,0,1,0,$18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0); |
543 |
var |
544 |
i,x,y:LongWord; |
545 |
begin |
546 |
if not (DT_Decoded32 in Self.FDataType) then |
547 |
Self.DecodeImage; |
548 |
|
549 |
SetLength(Result, Self.FWidth * Self.FHeight * 3 + 54); |
550 |
for y:=0 to Self.FHeight-1 do begin |
551 |
for x:=0 to Self.FWidth-1 do begin |
552 |
Result[((Self.FWidth*y+x)*3)+0+54]:=Self.FData[(Self.FWidth*y+x)*4+0]; |
553 |
Result[((Self.FWidth*y+x)*3)+1+54]:=Self.FData[(Self.FWidth*y+x)*4+1]; |
554 |
Result[((Self.FWidth*y+x)*3)+2+54]:=Self.FData[(Self.FWidth*y+x)*4+2]; |
555 |
end; |
556 |
end; |
557 |
|
558 |
for i:=0 to High(BMPheader) do |
559 |
Result[i]:=BMPheader[i]; |
560 |
Result[2]:=((Self.FWidth*Self.FHeight*3+54) and $000000FF) div $1; |
561 |
Result[3]:=((Self.FWidth*Self.FHeight*3+54) and $0000FF00) div $100; |
562 |
Result[4]:=((Self.FWidth*Self.FHeight*3+54) and $00FF0000) div $10000; |
563 |
Result[5]:=((Self.FWidth*Self.FHeight*3+54) and $FF000000) div $1000000; |
564 |
Result[18]:=(Self.FWidth and $000000FF) div $1; |
565 |
Result[19]:=(Self.FWidth and $0000FF00) div $100; |
566 |
Result[20]:=(Self.FWidth and $00FF0000) div $10000; |
567 |
Result[21]:=(Self.FWidth and $FF000000) div $1000000; |
568 |
Result[22]:=(Self.FHeight and $000000FF) div $1; |
569 |
Result[23]:=(Self.FHeight and $0000FF00) div $100; |
570 |
Result[24]:=(Self.FHeight and $00FF0000) div $10000; |
571 |
Result[25]:=(Self.FHeight and $FF000000) div $1000000; |
572 |
Result[34]:=((Self.FWidth*Self.FHeight*3) and $000000FF) div $1; |
573 |
Result[35]:=((Self.FWidth*Self.FHeight*3) and $0000FF00) div $100; |
574 |
Result[36]:=((Self.FWidth*Self.FHeight*3) and $00FF0000) div $10000; |
575 |
Result[37]:=((Self.FWidth*Self.FHeight*3) and $FF000000) div $1000000; |
576 |
end; |
577 |
|
578 |
|
579 |
|
580 |
function TOniImage.LoadFromBMP(filename:String):Boolean; |
581 |
var |
582 |
filestream:TFileStream; |
583 |
tempd:Tdata; |
584 |
|
585 |
x,y:LongWord; |
586 |
begin |
587 |
filestream:=TFileStream.Create(filename, fmOpenRead); |
588 |
SetLength(tempd,filestream.Size); |
589 |
filestream.Read(tempd[0],filestream.Size); |
590 |
filestream.Free; |
591 |
|
592 |
if not((tempd[00]=$42) and (tempd[01]=$4D)) then begin |
593 |
Result:=False; |
594 |
ShowMessage('Not a standard 24bit bitmap'); |
595 |
Exit; |
596 |
end; |
597 |
if not(tempd[10]=54) then begin |
598 |
Result:=False; |
599 |
ShowMessage('Imagedata has to start at 0x54'); |
600 |
Exit; |
601 |
end; |
602 |
if not(tempd[14]=40) then begin |
603 |
Result:=False; |
604 |
ShowMessage('Second bitmap header has to have 40 bytes'); |
605 |
Exit; |
606 |
end; |
607 |
if not(tempd[28]=24) then begin |
608 |
Result:=False; |
609 |
ShowMessage('Bitmap has to have 24bits'); |
610 |
Exit; |
611 |
end; |
612 |
if not(tempd[30]=0) then begin |
613 |
Result:=False; |
614 |
ShowMessage('Bitmap has to be uncompressed'); |
615 |
Exit; |
616 |
end; |
617 |
|
618 |
Self.FWidth :=tempd[18]+tempd[19]*256+tempd[20]*256*256+tempd[21]*256*256*256; |
619 |
Self.FHeight:=tempd[22]+tempd[23]*256+tempd[24]*256*256+tempd[25]*256*256*256; |
620 |
Self.FDepth:=32; |
621 |
Self.FStoreType:=8; |
622 |
|
623 |
SetLength(Self.FData, Self.FWidth * Self.FHeight * Self.FDepth div 8); |
624 |
for y:=0 to Self.FHeight-1 do begin |
625 |
for x:=0 to Self.FWidth-1 do begin |
626 |
Self.FData[((Self.FWidth*y+x)*4)+0]:=tempd[54+(Self.FWidth*y+x)*3+0]; |
627 |
Self.FData[((Self.FWidth*y+x)*4)+1]:=tempd[54+(Self.FWidth*y+x)*3+1]; |
628 |
Self.FData[((Self.FWidth*y+x)*4)+2]:=tempd[54+(Self.FWidth*y+x)*3+2]; |
629 |
Self.FData[((Self.FWidth*y+x)*4)+3]:=0; |
630 |
end; |
631 |
end; |
632 |
|
633 |
Self.FDataType:=[DT_Decoded32]; |
634 |
end; |
635 |
|
636 |
|
637 |
|
638 |
function TOniImage.WriteToBMP(filename:String):Boolean; |
639 |
var |
640 |
filestream:TFileStream; |
641 |
tempd:Tdata; |
642 |
begin |
643 |
tempd:=Self.GetAsBMP; |
644 |
filestream:=TFileStream.Create(filename,fmCreate); |
645 |
filestream.Write(tempd[0],Length(tempd)); |
646 |
filestream.Free; |
647 |
end; |
648 |
|
649 |
|
650 |
|
651 |
function TOniImage.GetMipMappedImage(var faded:Tdata):Boolean; |
652 |
var |
653 |
i:LongWord; |
654 |
x,y:Word; |
655 |
fadelvldata:Tdata; |
656 |
revert:Boolean; |
657 |
begin |
658 |
Result:=False; |
659 |
|
660 |
// if not (DT_Decoded32 in Self.FDataType) then |
661 |
// Self.DecodeImage; |
662 |
if Self.FStoreType=9 then |
663 |
Self.DecompressImage; |
664 |
if not (DT_OniReverted in Self.FDataType) then begin |
665 |
revert:=True; |
666 |
Self.RevertImage; |
667 |
end else revert:=False; |
668 |
|
669 |
x:=Self.FWidth; |
670 |
y:=Self.FHeight; |
671 |
SetLength(faded,x*y*Self.FDepth div 8); |
672 |
SetLength(fadelvldata,x*y*Self.FDepth div 8); |
673 |
for i:=0 to Length(faded)-1 do begin |
674 |
faded[i]:=Self.FData[i]; |
675 |
fadelvldata[i]:=Self.FData[i]; |
676 |
end; |
677 |
repeat |
678 |
fadelvldata:=Self.ResizeImage(x,y,fadelvldata); |
679 |
x:=x div 2; |
680 |
y:=y div 2; |
681 |
SetLength(faded,Length(faded)+x*y*Self.FDepth div 8); |
682 |
for i:=0 to Length(fadelvldata)-1 do |
683 |
faded[Length(faded)-x*y*Self.FDepth div 8+i]:=fadelvldata[i]; |
684 |
until (x=1) or (y=1) or ((x mod 2)=1) or ((y mod 2)=1); |
685 |
if (x>1) and (y>1) then Exit; |
686 |
Result:=True; |
687 |
|
688 |
if revert then |
689 |
Self.RevertImage; |
690 |
end; |
691 |
|
692 |
|
693 |
end. |