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WM5 file compress/uncompress

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vsciw
 
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Default WM5 file compress/uncompress - 11-30-2006 , 05:27 AM






Hi.

We are transferring files to & from PDA's (windows mobile 5) over
GPRS and want to compress the files. What is the best method supported
by WM5?

We are developing applications using VS2005 & VB.NET v2 on a server and
VB.NET CF V2 on WM5. our applications are receiving data which needs
compressing and uncompressing automatically.

Ian.


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Peter Morris [Droopy eyes software]
 
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Default Re: WM5 file compress/uncompress - 11-30-2006 , 05:39 AM






I use the ZIP classes from Resco.



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google@chestnutcove.com
 
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Default Re: WM5 file compress/uncompress - 11-30-2006 , 09:02 AM




Peter Morris [Droopy eyes software] wrote:
Quote:
I use the ZIP classes from Resco.
The XCeed Streaming compression library is also worth a look:
http://www.xceedsoft.com/products/ZipNetCF/index.aspx

I use zlib compression. Decompression can use up a fair bit of memory,
so I decompress the XML data to a temp file on the SD Card to avoid
"out of memory" issues.



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wheeldo
 
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Default Re: WM5 file compress/uncompress - 11-30-2006 , 09:33 AM




vsciw wrote:
Quote:
Hi.

We are transferring files to & from PDA's (windows mobile 5) over
GPRS and want to compress the files. What is the best method supported
by WM5?

We are developing applications using VS2005 & VB.NET v2 on a server and
VB.NET CF V2 on WM5. our applications are receiving data which needs
compressing and uncompressing automatically.

Ian.
Hi,

I've been using the XCeed compression library to download a large
DataSet - serialized as XML.

http://www.xceedsoft.com/products/ZipNetCF/index.aspx

Decompression uses quite a lot of memory, so I decompress to the SD
Card - then read in a bit at a time.



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