Questions tagged [bmp]

BMP (Windows Bitmap) is a graphics format as a bitmap (composed of pixels) used by the graphics subsystem (GDI) in Microsoft Windows, and is generally used as a graphics format that platform.

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Can't open BMP files for viewing from Windows Explorer

When double clicking .bmp image files in Windows Explorer or selecting in "Open With" either MS Paint or default image viewer or third party like Irfanview, they won't open. Perhaps has to ...
Roman Toasov's user avatar
8 votes
1 answer
898 views

How to create PocketBook-compatible BMP files using ImageMagick?

PocketBook 611 is a black-and-white e-book reader. PocketBook 611 (and models of similar age, before touch displays were introduced) uses a very specific BMP format for its so-called "Power-off ...
andrybak's user avatar
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4 votes
1 answer
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Why are there three fields in my image resolution?

When analyzing my BMP image, I found that there are three fields in my resolution, ex. 960 x 540 x 32. Why is this happening? I have a BMP file I am trying to run steganography software on. While ...
Rogue's user avatar
  • 53
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1 answer
927 views

How to convert BMPs (bitmap black&white) to 1-bit color depth animated GIF

I have a sequence of BMPs that are 1bpp (1-bit color depth, black & white of course). I want to combine them into a single animated GIF, with 1-bit color depth. Is this possible? So far I have ...
Lê Thành Vinh 's user avatar
1 vote
0 answers
199 views

how splitt a multipage bmp file

I have scanned multi-pages into one bmp file. I can see the pages inside the bmp file only using the windows photo viewer. When I try to print each picture which is inside the bmp file, it only ...
rir rirs's user avatar
2 votes
2 answers
4k views

Convert multiple .jpg files to .bmp files

I am currently making a game with iGraphics, and for that I have to use images only in .bmp format. I have multiple .jpg images, and I want to convert all of them to .bmp format. Just changing the ...
Terrarium's user avatar
  • 239
1 vote
1 answer
767 views

tesseract can not process *.bmp files

Tesseract can not process *.bmp files. It gives this error. Tesseract Open Source OCR Engine v4.00.00alpha with Leptonica Error in pixReadMemBmp: size incommensurate with image data Error in ...
inuryyev's user avatar
0 votes
1 answer
3k views

Why doesn't my bmp save with transparent background? [duplicate]

I have the following .bmp file called mapa.bmp As you can see, from the embedded picture, my background is fully transparent. I made sure to check and my Image->Mode is set to RGB as well. and I ...
Samuel Hulla's user avatar
0 votes
1 answer
449 views

Convert bmp to png and black colors to alpha

I exported some sprites from the game Half-Life; however, they seem to have tones of black instead of the alpha channel. For example: How do I convert the black colors into alpha/transparency?
DoingJavascriptForBread's user avatar
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1 answer
2k views

Ffmpeg - save bmp file as different extension

I want to save a bmp file as 1.mp4 using Ffmpeg, how to achieve it? The question is very simple. I have some source file, lets call it source.png and I want to encode it as bmp, but to save it as a ...
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2 votes
1 answer
4k views

How to create a Bitmap image with "pen and paper"?

This is the hex dump of a 5x5 bitmap colored with the color red: My question is, how do I change only the hex values (without using a tool like Paint) in order to change the bitmap's color to e.g. ...
Offtkp's user avatar
  • 193
2 votes
2 answers
2k views

Batch Convert BMP to PNG & keep original created/modified dates

I have many screenshots from video games over the years that I want to convert while maintaining their timestamps so I can keep them chronologically organized with other images. I've already used an ...
Milo's user avatar
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1 vote
0 answers
2k views

How to convert .bmp alpa uncompressed into .bmp compressed with alpha?

How to convert a 32 bit(A8R8G8B8) image(.bmp uncompressed /or .png) with alpha channel into .bmp RLE compressed with alpha channel using Gimp or ImageMagic or any other open source tool? Thanks, ...
SridharKritha's user avatar
1 vote
1 answer
3k views

Best way to convert BMP to PNG while maintaining quality?

Is this possible convert BMP to PNG while maintaining quality? I am trying to reduce the size of some albums that are in BMP, but still maintain the lossless quality. Just tried XnConvert and setting ...
HyeVltg3's user avatar
0 votes
1 answer
4k views

Modifying the BMP image header to increase the height and width of the image

So, during some cryptanalysis I find it necessary to modify a particular BMP image's DIB header so that I can increase the height and size of the image. Here's what I have been able to find: typedef ...
learnerX's user avatar
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2 answers
1k views

How to view a 100,000x100,000 massive image 30GB

I've made a madnelbrot set generator in C and I've rendered a massive 100,000 square pixel image and its come out to be 30GBs big. My computer has 4GBs ram, how long should it take to load it? Thanks ...
Jordan's user avatar
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5 votes
2 answers
6k views

convert serveral image files to a single djvu file

Suppose I have serveral BMP image file, say 001.bmp, 002.bmp,..., 100.bmp. I want to convert these files to a single djvu file, whose first page is the content of 001.bmp, the second page is the ...
user565739's user avatar
3 votes
3 answers
25k views

Saving an image as bmp file in Photoshop CS on Mac

I have a Mac and I am trying to save my Photoshop CS5 extended file as a BMP. When I click save as the only ones available are Photoshop, Large Doc, Photoshop eps, JPEG, JPEG 2000, Photoshop DDF, ...
Karen's user avatar
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2 votes
3 answers
5k views

Using avconv (ffmpeg) to concatenate a bunch of .bmps into a mkv/avi video

Trying to figure out how to get avconv to concatenate a bunch of .bmps together into a video file. Here's what I've got so far: avconv -f image2 -i Capture/%d.bmp -vcodec mpeg4 -r 24 -b:v 20M ...
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3 votes
1 answer
7k views

Linux convert jpeg to bmp, xsetroot complains "bad bitmap format", how to fix this?

I am creating a JPEG file, converting to BMP then using with xsetroot, but that is failing. 1) Make a JPEG file $ convert -size 800x600 xc:transparent \ -font Bookman-DemiItalic -pointsize ...
YumYumYum's user avatar
  • 1,677
19 votes
3 answers
109k views

Is there any quality difference between PNG vs BMP image formats?

I have just learned that PNG is a lossless image format while BMP can be both uncompressed or lossless format. Should there be a quality difference between these two? If not, does it mean that other ...
user1032421's user avatar
1 vote
1 answer
2k views

How to convert a photo without losing quality?

I have to convert a bmp into another standard format, without losing quality. To which format shall I convert it to?
simpatico's user avatar
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3 votes
2 answers
12k views

(Batch) convert a BMP to a PNG with transparency

I have +- 500 .bmp's that I would like to convert to .png's. It would be especially nice if the color white (#FFFFFF) of the original BMP's could be converted to transparent in the .png's. PNG-8 is ...
dtech's user avatar
  • 828
9 votes
2 answers
27k views

How to save image as 32-bit BMP?

I have an image with alpha channel, I need to save it as 32-bit BMP. However, Microsoft Paint doesn't allow saving as 32-bit, only 24-bit. I have Photoshop CS5, but it also doesn't have the option to ...
jondinham's user avatar
  • 359
0 votes
1 answer
2k views

Windows 7 Paint program says my file name is an invalid bmp file

I am trying to understand why this is happening. I just had paint open with my project. I extended my borders on the file and then after I saved it, I saw that message about my file name being an ...
Christina Gibson's user avatar
8 votes
5 answers
19k views

Convert BMP to PNG on right-click in Windows 7

I want to select 1 or more BMP files in Windows 7 file explorer, right-click them, click "convert to PNG", and have them all replaced by PNGs with identical information. What are some possible ...
endolith's user avatar
  • 7,597
1 vote
0 answers
728 views

SVG to JPEG/BMP conversion [duplicate]

Possible Duplicate: Good application to render or convert SVG files to other file formats I have an SVG file that I want to convert to JPEG or BMP (or any other image formats). All the ...
stanigator's user avatar
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0 votes
1 answer
863 views

Internet Explorer stuck saving images as BMP format instead of JPEG [duplicate]

Possible Duplicate: IE 8 likes to save photos as BMP when the photo is JPG. How to solve this? I'm using Internet Explorer 8 on Vista and when I save a picture using "Save as..." it will only ...
user avatar
6 votes
2 answers
7k views

How to create a movie from several .bmp-files under Linux?

I have generated 90 .bmp files and now would like to generate a 3 second video with 30 frames per second from this. Preferrably in the .mov format, but any common format would be ok. Is there any (...
Benno's user avatar
  • 229
3 votes
4 answers
5k views

IE 8 likes to save photos as BMP when the photo is JPG. How to solve this?

When I use FF or Chrome to look at photos on Facebook, and save the photos to the hard drive, the photos will be saved as JPG, which is what the photo is originally. But once in a while when IE 8 is ...
nonopolarity's user avatar
  • 9,616
43 votes
8 answers
123k views

JPEG vs PNG vs BMP vs GIF vs SVG

I would like to know which one of these formats requires less memory for the same quality of the picture, and what are the main differences between these formats.
Narek's user avatar
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48 votes
6 answers
57k views

Convert a bunch of BMP files to JPEG on Linux

Someone sent me a bunch of BMP files and I need them in JPEG. I could convert them one by one using GIMP, but I'd rather do it all in one go. I have Ubuntu.
JoelFan's user avatar
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