I have been thinning, despeckling among other processes in order to get my raster image to a point in which I can use one-touch vectorization. After setting...
... to ... image" ... If your TIF file is 192Mb in size then it is probably takes a great deal larger when uncompressed in memory. The problem is not with your...
... great ... Thank you for your reply. I tried the vectorization and it worked. I am amazed though that I was out of memory with 1Gb of RAM. I thinned the...
... This could easily happen for a TIF file of 192Mb. Remember that the TIF file is a compressed format, so the actual image could be, for example, 50000...
Hi- I am vectorizing tiff scans for a wetlands mapping project. The output will ultimately be an ArcView 3.3 shapefile. I am using the one-touch thinning...
Try running the "heal image" command it will fill aany gaps by number of pixels you determine. ... _______________________________ Do you Yahoo!? Declare...
... because ... The effect that you describe is caused by the Polyline Reduction function. This tries to straighten the polylines to reduce the number of...
Hi friends I would like to know whether wintopo can convert pdf files to dwg files. thanks in advance can i do this with free ware or should i go for pro...
... The only way I know how to do this is to use Macromedia Freehand. Import the PDF and then export it as a DXF. If I remember correctly, it creates a big...
... I would like to know whether wintopo can convert pdf files to dwg ... It depends on whether the PDF contains raster or vector data (or it may have both). ...
I don't believe so, the other way Yes but not back to a dwg file George Robson-CRP V.P. of Capital & Preventative Maintenance Windsor-Essex County Housing...
For what it's worth, CorelDRAW12 can OPEN a pdf, even a multi-page pdf, as a vector file. From there, you can export in a variety of formats, including DWG or...
I have received responses from atleast 4 of the group members. Thankyou once again for your suggestions and feedback. I shall try all of them and let the group...
... The web server at www.wintopo.com had partially failed yesterday, and it was not possible to download the software. Today our normal ISP is having an...
Hi all, I am Shriram from IIT MADRAS, INDIA. I am working on Automatic Contour Vectorization(MATLAB and WIN TOPO). I am implementing Contour Classification by...
Hi, I'm new to this software and board. I've got a few questions please if anybody could help. I'm vectorizing a hand drawn contour map from a raster. The...
... No. These functions will not change whether or not the resultant vectors touch. You will only increase the number of segments within each contour by...
... Thanks for the replies. I have WinTopoPro. The file is 10K square (600 dpi), and represents 4 million metres on a side- each px = 400m. I worked out that...
... Yes, the displayed units will be in metres. ... You are mistaken in the original information stated about the image. Let's work through it step by step... ...
... so 1 pixel = 0.0423...mm ... which agrees with my original workings- the map is 0.42333... m across. ... No, I know that the scale of the map is not 1:400-...
Hello, I am vectorising a raster image which consists of a pure, dark brown background (123,71,42) with contour lines at different pure RGB values. I have used...
... If you are using WinTopo Pro you can use the "Image->Identify Background Pixels..." option. On the dialog enter the RGB of 123,71,42 (or select from the...
Do anyone have any suggestion on:- 1. How to separate the background (RGB color) from contour lines to be extracted? 2. How to reconnect those broken contour...
I'm working on vectorising some large contour files with WinTopo Pro. To avoid trying to do them in one session, I'm looking for an option to save the work in...
...what I ended up doing was to change the background to white and then set: RGB = white Ignore pixels of this colour through to white tolerance = 0 That's...
... Save as a WinTopo Project File (*.wtx) format. When you reload the .wtx file it will come back as you left it. ... Turn off the Arc Recognition option...
I've been using the one touch vectorisation with a raster file containing lines a pure colour. I'm manually assgning z values to them. Even though the raster...
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