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Questions tagged [bitmaps]

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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 ...
Robin Rodricks's user avatar
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 ...
Macha's user avatar
  • 5,332
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 ...
cpx's user avatar
  • 1,405
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 ...
Norman Ramsey's user avatar
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 ...
user001's user avatar
  • 3,714
8 votes
3 answers
30k views

Using BMP format for lossless/high quality?

I've heard bitmap (.bmp) is an uncompressed image format to store images. Does it mean that it can store images in high quality i.e. with no loss of quality in other words, lossless format? I'm ...
user1032421's user avatar