DataSnap+FireBird如何保存jpeg圖片并顯示,求原始碼,謝謝啦。
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C/C++ code?
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SQL Server2000 我用的image 型別
//存盤
TBlobField *blob_pic=(TBlobField *)UserMod->TInsert->FieldByName("IMAGE");
try
{
blob_pic->LoadFromFile(app_path+"//temp//temp.jpg");
}
catch(...)
{
ShowMessage("影像存盤失敗!");
}
UserMod->TInsert->Post();
UserMod->TInsert->Refresh();
}
//讀取
TBlobField *blob_pic=(TBlobField *)DBGrid4->DataSource->DataSet->FieldByName("IMAGE");
try
{
blob_pic->SaveToFile(app_path+"//temp//temp1.jpg");
Image9->Picture->LoadFromFile(app_path+"//temp//temp1.jpg");
}
catch(...)
{
ShowMessage("影像讀取失敗!");
}
delete blob_pic;
//--------struct資料存取---------------------------------------
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SQL Server2000 我用的image 型別
//存盤
TBlobField *blob_pic=(TBlobField *)UserMod->TInsert->FieldByName("IMAGE");
try
{
blob_pic->LoadFromFile(app_path+"//temp//temp.jpg");
}
catch(...)
{
ShowMessage("影像存盤失敗!");
}
UserMod->TInsert->Post();
UserMod->TInsert->Refresh();
}
//讀取
TBlobField *blob_pic=(TBlobField *)DBGrid4->DataSource->DataSet->FieldByName("IMAGE");
try
{
blob_pic->SaveToFile(app_path+"//temp//temp1.jpg");
Image9->Picture->LoadFromFile(app_path+"//temp//temp1.jpg");
}
catch(...)
{
ShowMessage("影像讀取失敗!");
}
delete blob_pic;
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標籤:茶館
