Questions tagged [scanning]

Questions about the process of digitizing a tangible object.

Filter by
Sorted by
Tagged with
4 votes
4 answers
230 views

How to remove paper pattern from high-res watercolor scans (batch)

I have about a hundred illustrations that I want to prepare for printing, and I am struggling to find the right pipeline to make the unpainted parts of the paper WHITE. Using some form of edge ...
user avatar
0 votes
1 answer
69 views

How can I perform non-uniform rectification/straightening of a scanned image?

I have a scanned image (let's assume 300 DPI and grayscale). It's a scanned page, on which the printing was perhaps not perfectly straight to being with, plus the scanning itself may have introduced ...
user avatar
  • 330
1 vote
2 answers
130 views

How to use PhotoShop to enhance these images to make them more readable?

I have an old scanned book, which is of low scan quality. But for normal text pages, I can use PhotoShop to enhance it and this is an enhanced page. As you can see, it's basically readable. It could ...
user avatar
0 votes
2 answers
168 views

Why are these images converted by Photoshop from RGB Color to Grayscale larger than expected?

I am scanning a grayscale document using my EPSON ES-500W. When scanned in as Color I received a 4.7MB file. If I convert it to Grayscale in Photoshop and save the file it shrinks minimally to 4.4MB. ...
user avatar
  • 151
0 votes
1 answer
55 views

How to apply color changes as a gradient on a layer

I have to restore a document from a picture in GIMP for printing. The picture taken from the document is of moderate quality. The document is just black text on a white sheet of paper. menu-> ...
user avatar
  • 103
1 vote
0 answers
88 views

How do I match the colors of my print with a reference print?

I have a series of around 100 scans of vintage stamps (all coming from the same scanner), and just a couple of actual stamps within that set, to be used as color reference. What's the best process to ...
user avatar
2 votes
1 answer
72 views

Black lines save as grey

I am a very basic user, I scan pencil (comic) drawings as tiffs and use Photoshop cc 2015 to darken the lines and clean up a bit, and put text balloons and save again as tiffs. I use the 'levels' ...
user avatar
  • 21
0 votes
2 answers
96 views

Break apart handwritten letters -- automated

in addition to the question asked in How do I break apart scanned letters using Gimp or Inkscape? : is there a way to do this automated, in a sense that I do not need to select every single 'fill-able ...
user avatar
  • 1
2 votes
3 answers
1k views

Does a scan need descreening if meant to be printed at the same size?

Most tutorials online related to scanning a document are dedicated to film scanning. If not, then it's about saving old photos on a hard drive and viewing them on a screen. For that second case, they ...
user avatar
1 vote
2 answers
170 views

Additional layers in "scanned" PDF

I recieved a package of PDf that were scanned from original documents. Files are rather lighweight but when linked in InDesign they slow it down and make creating PDF immposible (the export stop on ...
user avatar
0 votes
0 answers
37 views

Best approach to turn a physical soda can into a 3D file?

For clarification: I don't need it to turn into a 3D design in the end. I just need to be able to print an exact replica of a can with as much detail as possible. So, I'm a huge fan of Monster Energy ...
user avatar
2 votes
1 answer
527 views

Scanned document prints with a blue background from Photoshop

I have scanned a document, and now I need to print it. The document has both black and blue on it. However, it has a white background. When I print it from Photoshop it prints with a light blue ...
user avatar
  • 41
2 votes
3 answers
457 views

How do I scan black and white, minimize file size, but keep gray image tones in shading?

I'm attempting to scan some documents with basic science and math diagrams in black and white that can be emailed. The challenge is that some of the pages contain diagrams with gray shading. Many of ...
user avatar
0 votes
1 answer
293 views

Any way to "scan" 3D objects like a flatbed scanner would do (see pics)?

I've always wondered how to get this type of photos, taking random objects from my room for example (toys, furniture, etc.); and if people actually took HD dslr pictures of it a studio/white room ...
user avatar
0 votes
1 answer
581 views

3DSMAX: Cleaning up a photogrammetry model

I'm attempting to build a model of a car fender. The goal is to modify this in software, CNC route a mold and fabricate the resulting part. The original part is fairly complex, with a bunch of ...
user avatar
  • 103
0 votes
1 answer
78 views

aliasing a scanned text (removing blurry or non black pixels)

I have a scanned text like this: And I want something like this: Do you have any idea how can I achieve that? Thanks in advance!
user avatar
1 vote
0 answers
509 views

Batch remove spots from scanned images

1. Summary I couldn't find any free tool, that correctly automatically remove spots from my books. 2. Data Example page of my real book: KiraDespeckle.tif I want to delete these spots: How I can ...
user avatar
0 votes
1 answer
108 views

Quick replacements of corrupted characters for scanned pages

1. Summary I have third-party poor quality scanned PDF's, where start characters of the lines are highlighted. I have numerous bad scanned PDF's, manually alignment of characters for replacements ...
user avatar
5 votes
2 answers
115 views

Highlighed areas on scanned images

1. Summary I have some third-party poor-scanned grayscale images with highlight areas. Is it any chance to turn these images into normal? 2. Data Example image with highlighted area — ...
user avatar
0 votes
1 answer
814 views

Made transparent background for a signature: tools gratis on line without sign in/registration [duplicate]

We suppose that I put my signature on a piece of white paper with my first and last name on it. After I execute a scan of this signature in .pdf, or .png or .tiff, etc. (as file image). What are the ...
user avatar
3 votes
0 answers
424 views

How to join separate scans of same object

Am scanning game maps using an A4 scanner, so typically they are more than one file. Is there a semi-automatic or automatic way to join them properly? For example, take two images that might overlap ...
user avatar
  • 159
0 votes
1 answer
238 views

App to take picture of sketch and convert to drawing

Is there an iOS app that takes a picture from a sketch on white paper and converts it to a drawing/line-art, kinda like that signature feature when editing PDFs? Googling for sketching alike apps ...
user avatar
0 votes
2 answers
3k views

How do I remove black lines from an illustration / artwork?

Hi all! First ever post on this great site so, please be kind :-) I have a panoramic shaped image of buildings that I have studied which I created using ink on paper. The original piece is just that: ...
user avatar
0 votes
3 answers
1k views

What is the best way to resize/enlarge images for high res printing?

This link is the ONLY one i can find that specifically says to never use resampling in photoshop and to print at best quality and scan that back in. I have never seen this method used ever and i was ...
user avatar
1 vote
0 answers
67 views

Gimp: web preview is blurry

I'm scanning black and white drawings onto my computer and cleaning them up with GIMP so they are all crisp and clean but (after resizing them for the web -roughly 1000 pixels and 75dpi) they appear ...
user avatar
  • 11
1 vote
1 answer
2k views

Optical Resolution vs. Print Quality When Scanning Art for Traditional Offset Printing

I'm new to this side of things - a writer who's venturing into self publishing. My illustrator, also a newbie, will be providing me the original artwork, but I need to figure out how best to achieve a ...
user avatar
0 votes
1 answer
58 views

Sponsors business cards are being given to me instead of high res files

I Need Avdice ASAP Please! I'm designing a 2.5 x 6 ft banner for a benefit concert. The people hosting the concert who have asked me to make the banner, has given me business cards of the 20 sponsors ...
user avatar
  • 1
0 votes
2 answers
2k views

Recombine Scanned Images Without Seam

I am attempting to recombine the two halves of a large photograph from a flatbed scanner without leaving an obvious seam. Each image is 7206 x 9450 (and is a separate layer below). There is about a ...
user avatar
  • 101
5 votes
5 answers
76k views

Smoothing edges from jagged to a beautiful curve

I've had to scan a logo that was printed by a very low-DPI printer. This printer messed up all the curves in the picture and created some very jagged edges that are quite visible when the logo is big (...
user avatar
  • 153
0 votes
1 answer
581 views

using photoshop to vectorize topographic maps

I have scanned topographic maps and i want to create layer for contour lines only. Is it possible to remove all colors but the contour lines. Thanks
user avatar
0 votes
1 answer
50 views

How to make a multiple scanned image readable

I'm trying to make this floor plan clear so I can use the information provided on it. I've been playing around with all the filters and adjustments on Photoshop and cannot get it to even a bare ...
user avatar
  • 1
0 votes
1 answer
1k views

GIMP editor, how to set selection and trim image for production?

Using GIMP editor for Microsoft Windows. I have scanned an image and need to prepare the file for printing and the print file size/dimensions should be 88.5 x 57 mm: How can I set a rectangular ...
user avatar
  • 103
0 votes
1 answer
668 views

Changing stroke color after live trace using a sketch [duplicate]

I am a beginner trying to learn Illustrator and this is really driving me crazy. I have a picture of a caricature of my grandmother. I want to make it editable and change the colors so I can put it ...
user avatar
0 votes
1 answer
114 views

Unable to scan properly with details for high resolution stamp

I am trying to scan a postal stamp which has some really tiny fonts and very neat details. No matter how hard I try I can not able to catch those details and colors in the scanned image. I have tried ...
user avatar
  • 101
3 votes
1 answer
5k views

Fixed line thickness for scanned, traced drawings in Illustrator

Context: So I drew some logos in black pen on paper and scanned them in order to make vector images. I traced the outlines (b&w) which worked great. My original, hand drawn lines look a bit shaky ...
user avatar
1 vote
2 answers
1k views

Best Way To Digitally Capture a Pencil Sketch [duplicate]

I am building a small app about the human face. I have an artist that is sketching pencil based illustrations for me. Mostly in black and white (pencil black/grey) with a hint of colour here and ...
user avatar
1 vote
0 answers
96 views

Techniques to convert large format watercolour paintings to digital files?

What is the best way to get my watercolour paintings into a digital format for printing, and what would be the best quality? Currently, I'm cutting them out and placing them on a green backing and ...
user avatar
1 vote
2 answers
160 views

how to make text have different shades of pixels

i scanned a document. the scanned text has different shades of pixels in the letters, like the picture 'ty'. is there an easy way to recreate that? the outer edging also appears darker while the ...
user avatar
  • 113
-2 votes
1 answer
88 views

How to turn a simple image with clear edges into a graphic [closed]

I have scanned an peace of glass. I see the edges but if I zoom in then it does not look like a line. What I need is the edge structure as line which can be turned in to a graphic. I want it to look ...
user avatar
  • 1
4 votes
5 answers
5k views

Adjustment layers do not apply after merging layers. Why?

After merging my layers, it seems that the adjustment layers do not apply. The same happens when I export on jpeg also. Is there a reason? To make you understand the whole process: I scanned some ...
user avatar
  • 41
9 votes
5 answers
2k views

Scan of paper: keep grain pattern, remove gradient

I have a hi-res scan of some paper, where you can see the grain. However, the scanner has made some parts of the page darker than others—for example, it is a lot darker near the page edges. This can ...
user avatar
2 votes
1 answer
143 views

Filling areas in scanned maps (not by colors but by pattern)

I have old land-use maps in a scanned format. I am trying to obtain proper land-use maps from it, similar to what is described here: https://gis.stackexchange.com/questions/71650/how-to-compare-areas-...
user avatar
  • 123
1 vote
2 answers
92 views

Hi-res, low file size scans?

I often get pdfs from engineering firms that are only 80 or 90 MBs and can contain up to 24 sheets of 36" x 24" drawings and they will print out very sharp. But when I scan 1 drawing in Photoshop and ...
user avatar
  • 13
3 votes
4 answers
4k views

How to convert a picture into black lines and a transparent background?

I've looked at a couple of previous questions, but I haven't been able to apply it to my question. I'm trying to extract the black from this picture (so I can turn it into a vector later in ...
user avatar
  • 405
3 votes
2 answers
7k views

Scanning colored pencil illustrations and prepare them for printing?

I would like to know how to scan a coloured pencil image properly, without having that grey dots around the image and without expose it so much. My scanner is a Epson V330 Photo and I made the ...
user avatar
2 votes
1 answer
612 views

Adjust levels in a set of scanned images in GIMP

I have 4 images that I scanned and saved as TIFF using my 4 in 1 desktop scanner/printer thing. I drew all the images myself by hand using the same pen, so the originals are quite consistent. When I ...
user avatar
3 votes
1 answer
279 views

Scanning black & white line drawings

I want to scan an A3 BW 300 DPI fashion illustration line drawing to eventually render in Photoshop. However I want to draw the head 3 x larger using the same pen thickness to enable more fine detail. ...
user avatar
0 votes
0 answers
2k views

scan/fax with text & numbers in black & white - how to improve/cleanup/enhance using Photoshop/GIMP?

I do not have a lot of experience with Photoshop or GIMP. I have a scanned or faxed document of an invoice/receipt that I am trying to submit to get reimbursed. I was mailed a copy with text that is ...
user avatar
7 votes
2 answers
4k views

How to determine a matching color code from a physical sample?

I need to make a restaurant menu design that matches restaurant wallpapers. For some reason my client cannot get color codes used in wallpaper, but he provided me with a sample. (see below) How can I ...
user avatar
  • 173
0 votes
1 answer
299 views

Optimal scanned resolution for final printing at 1 x 2,5 m [duplicate]

We have a piece of artwork (~21 x 30 cm) originally scanned at 300 dpi Should we rescan it at another resolution if it is going to be printed on a poster of 1 x 2,5 m ? Thanks in advance
user avatar
  • 1