Possible Duplicate:
Reading and writing images to an SQLite DB for iPhone use
How to store a images file in database in blob type in sqlite database and how to retrieve a image from the database.
Possible Duplicate:
Reading and writing images to an SQLite DB for iPhone use
How to store a images file in database in blob type in sqlite database and how to retrieve a image from the database.
a. 保存贵方文件目录中的图像。 在数据库中,这一形象的路由来。 这是一个好的做法。 如果在数据基数据库中节省篮子,就会如此沉重。 装货需要时间。
First convert image into NSData
Then NSData into bytes
Then store that bytes...
Sorry I don t know the method that should be called, because I use core data which is far better than sqlite c api
最容易的方法是使用目标C sqlite包裹,例如fmdb。 然后,你可以把NSData从UIImagePNGRepresentation(UIImagePNGRepresentation)转成一个lob子。
或者,你可以这样做:
NSData *rawImage = UIImagePNGRepresentation(myUIImage);
sqlite3_bind_blob(mySavedSQLStatement, 2, [rawImage bytes], [rawImage length], SQLITE_TRANSIENT);
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