How to Use L_LoadBitmapMemory...

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This topic and its replies were posted before the current version of LEADTOOLS was released and may no longer be applicable.

#1 Posted : Tuesday, July 7, 2015 5:53:22 AM(UTC)

dky

Groups: Registered
Posts: 2

Dear Sirs,
How can I use L_LoadBitmapMemory to load cmp data from TMemoryStream ino LeadTool Bitmap?
I have retrieve cmp blob data from database and save into a memorystream, I want convert cmp to bmp or jpg in memeory to avoid disk IO, what I think is L_LoadBitmapMemory, but can it load data from MemoryStream? and How?
Thank you...


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#2 Posted : Wednesday, July 8, 2015 6:59:35 AM(UTC)

Maen Hasan

Groups: Registered, Tech Support
Posts: 1,326

Was thanked: 1 time(s) in 1 post(s)

The L_LoadBitmapMemory() function needs the address of the first byte of the memory buffer that contains the image.
Does the TMemoryStream object provide you with the address of the buffer? If not, does it allow you to copy the data to your own buffer?

Thanks,
Maen Badwan
LEADTOOLS Technical Support

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