102 |
|
mem: TMemoryStream; |
103 |
|
new_storetype: Byte; |
104 |
|
formatinfo: TImageFormatInfo; |
105 |
+ |
i: Integer; |
106 |
+ |
const |
107 |
+ |
powers: array[0..8] of Integer = (1, 2, 4, 8, 16, 32, 64, 128, 256); |
108 |
|
begin |
109 |
|
if filelist.ItemIndex >= 0 then |
110 |
|
begin |
114 |
|
else |
115 |
|
ConManager.Connection[ConnectionID].LoadDatFilePart(fileid, $9C, 4, @old_rawaddr); |
116 |
|
|
117 |
+ |
if (OniImage_New.Width[1] > 256) or (OniImage_New.Height[1] > 256) then |
118 |
+ |
begin |
119 |
+ |
ShowMessage('Widht and height have to be smaller than or equal to 256.'); |
120 |
+ |
Exit; |
121 |
+ |
end; |
122 |
+ |
for i := 0 to High(powers) do |
123 |
+ |
if OniImage_New.Width[1] = powers[i] then |
124 |
+ |
Break; |
125 |
+ |
if i = Length(powers) then |
126 |
+ |
begin |
127 |
+ |
ShowMessage('Width has to be a power of 2 (1, 2, 4, 8, 16 ...)'); |
128 |
+ |
Exit; |
129 |
+ |
end; |
130 |
+ |
for i := 0 to High(powers) do |
131 |
+ |
if OniImage_New.Height[1] = powers[i] then |
132 |
+ |
Break; |
133 |
+ |
if i = Length(powers) then |
134 |
+ |
begin |
135 |
+ |
ShowMessage('Height has to be a power of 2 (1, 2, 4, 8, 16 ...)'); |
136 |
+ |
Exit; |
137 |
+ |
end; |
138 |
+ |
|
139 |
|
if (OniImage_Old.Width[1] <> OniImage_New.Width[1]) or |
140 |
|
(OniImage_Old.Height[1] <> OniImage_New.Height[1]) then |
141 |
|
begin |