| 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 |