PureBasic Forums - English

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The pattern is roughly "word word number number number word number number"
e.g.: "D1 SOD523 285 705 0 DX.410052E 0 0"

Can I expect a regular expression to be faster yet flexible enough to cover up all my premises?


I took Stargates example and just let the regular expression replace your blanks ...

I fiddled around with the image given above and found a solution at least for this image.

The thought behind is, that a whole column is too bright, so that its brightness should peek out if compared to the column before.
When found such a column, calculate the average of each pixel in the previous ...

+1

A temporary workaround could be to find and replace the same pattern and hit "replace all".
The find/replace dialogue will tell you how often it has replaced the searchpattern.

If talking about Windows have a look at viewtopic.php?f=13&t=65776 .

With PDFium, you are able to load a PDF and render a page into an image.

For not mixing up similar looking characters i use this one: https://github.com/adobe-fonts/source-code-pro

...you could simply try https://www.obvibase.com/
No need for setting up services... simple access by web browser.

Using an SQLite database as skywalk mentioned should be especially usefull when parsing thru the file more than once.

Maybe it even works if you create an in-memory db (i never had such big amounts of data so i can't say if the SQLite-engine swaps data from RAM to disk in that case).

When using a ...

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maybe even with an additional possibility to choose the desktop?
i find it quite usefull to have the program running on one screen and the debugging done on a second.

jassing wrote: [12688] FTH: (12688): *** Fault tolerant heap shim applied to current process. This is usually due to previous crashes. ***

Seems to be a security-feature of Windows, check https://leereid.wordpress.com/2012/03/2 ... rant-heap/ .
Maybe your .exe crashed several times while developing?

I have reviewed all posts regarding GDI+ and FreeImage but unfortunately didn't find anything useful.
I have Jpeg images encoded (in Photoshop) but this not the solution I need.
You could try libjpeg (or libjpeg-turbo) and include the .dll to your project or you could call some external tool to ...

If PNG is a suitable image format for your demands, PB could deliver this out of the box...

The PB-Help says
The depth in which to save the image. Valid values are 1, 4, 8, 24 and 32. The default value is the original image depth. For now, only BMP and PNG encoders support palletized image format ...

...you could use the SQL cast()-function in your queries to put a certain column into the data type your PB codes expects...

Haven't tried it, but why not taking the BMP-image from memory with CatchImage() and saving it as JPG?

You could change your ProcedureDLL Save8bitImage() like this (untested!)
Protected img_no
UseJPEGImageEncoder()
...
CopyMemory(BmiInfo, *header, SizeOf(BITMAPINFOHEADER))
CopyMemory ...

I read the resolution from a JPG with the following code:
Procedure.s get_JPG_dpi(datei.s)
; DPI-Resolution from JPG-file
; -> xDPI|yDPI

Protected file_handle
Protected dummy.a, word.u
Protected tag.a
Protected seg_len.u
Protected jfif.s
Protected rev.w
Protected units.a
Protected ...