Forum: Programmieren allgemein
by Delphi.Narium,
15. Mai 2019
if lGetRecord(lpTblGraph, 1) then
begin
{$IFDEF TITAN}
laImage := GetBlob(lpTblGraph);
{$ENDIF} // DEF TITAN
lmstImage.Clear;
lmstImage.Write(laImage, Length(laImage));
lmstImage.Position := 0;
lmstImage.Read(Buffer,2); // <- geändert
Buffer := Swap(Buffer);
Forum: Programmieren allgemein
by Delphi.Narium,
14. Mai 2019
Ungefähr sowas:
function GetIsJPG(fFilename : String) : Boolean;
var
Buffer : packed array of Byte;
BytesRead : DWORD;
fFileHandle : THandle
begin
fFileHandle := CreateFile(PAnsiChar(fFileName),
GENERIC_READ,
FILE_SHARE_READ or FILE_SHARE_WRITE or FILE_SHARE_DELETE,