Questions tagged [bitmaps]
The bitmaps tag has no usage guidance.
31
questions
2
votes
1
answer
543
views
Decode/convert from monochrome 1-bit bitmap image to PNG from the command line?
I have a binary blob, and I know that it carries bitmap image data, 1-bit depth.
However, I don't know how the bitstream can be decoded; judging from the screenshot from here, which is of a program ...
0
votes
3
answers
569
views
Why does a .bmp image have two types of file headers?
I recently opened 2 identical bitmap images in Notepad++
The one header begins with:
'Bmb' and the other with: 'Bm~'
Why is that?
1
vote
0
answers
831
views
Colors changing to black when changing from .BMP to .ICO in Windows 10
I would like to create a custom icon for a shortcut (in Windows 10). Several sites like this one suggest first creating a bitmap, and then saving that .bmp with a .ico extension. I follow the ...
2
votes
2
answers
15k
views
Inkscape: Turning a bitmap png image into a svg object
I am using Inkscape to try and trace a bitmap image into an svg object. I have used Trace Bitmap as explained here:
https://superuser.com/a/79221/84604
But now I don't know how to separate the ...
16
votes
3
answers
47k
views
How can I identify fonts from an image? [closed]
Many times I come across bitmaps with nothing but text paragraphs, so I was looking for a way to identify the font used, the paragraph alignment, line spacing and color, bold, italics.
Would an OCR ...
0
votes
1
answer
300
views
How can I divide a drawing into a unequal size blocks using Paint.NET?
I have a magnificent set of hand drawn rune cards that I wish to scan into a runic encyclopedia of some sort. Each card is 100mm x 80mm, so I could fit 6 per A4 page to scan them. After a little edit, ...
0
votes
1
answer
221
views
Creating an image from excel spreadsheet data
I have a spreadsheet representing 2D measurement data. Think of each cell's numeric value as a pixel intensity at (x,y) where x is the cell's column and y is the row. I would like to visualize the ...
0
votes
0
answers
85
views
Given a printing of a monochrome bitmap image, how can I recover the bitmap?
I have a printout (scan, really) of what was originally a monochrome bitmap image. The pixels are clear enough that I can manually doodle in a reproduction of it in Paint or Gimp or some other image ...
4
votes
5
answers
6k
views
Convert color photos of documents to good black-and-white (bitonal) images?
Since I don't have a copier or scanner, I'm using an 8 megapixel camera to copy documents. This works pretty well except they need a lot of processing afterward. I'd like to get from a photo to a ...
2
votes
1
answer
1k
views
Can GIMP on Windows use BDF or PCF bitmap fonts?
I'm trying to use copies of the venerable misc-fixed bitmap fonts in a Windows 10 installation of GIMP 2.10.12.
As far as I can tell, they should appear in the list of fonts after placing them in one ...
22
votes
2
answers
11k
views
How to check which SysRq functions are enabled?
The file /proc/sys/kernel/sysrq contains a single number, such as:
1 (enable all SysRq commands),
0 (disable all),
or a base-10 positive integer which functions as a binary bitmask, enabling a subset ...
7
votes
5
answers
42k
views
How to test if a bitmap file has a transparent background?
I created a bitmap with transparent background but in the Windows Picture Viewer I see the white background and even if I reopen it in Photoshop CS3. how do I make sure the white colour in bitmap is ...
0
votes
1
answer
622
views
Generate bitmap texture from bitmap font and string
I downloaded nice bitmap fonts and I can easily convert them to many other bitmap font formats (.fon,.sfd ...) using FontForge
but I'm missing very basic thing - how to generate actual bitmap image?
...
0
votes
1
answer
1k
views
BM Generator for Simplified Chinese
I'm not sure if this is the right place to ask this (maybe language exchange is worth a shot too?) but I figured I'd give it a go in case somebody knows.
I'm using Bitmap font generator to generate a ...
8
votes
5
answers
31k
views
How to convert poor quality bitmap image to vector?
I'm designing a website for a group which has lost the original digital image for their logo. The only file they have of it is a jpg which was embedded into a word document. The image has everything ...