Converting an image into another format or color space

learn more… | top users | synonyms

0
votes
0answers
10 views

Display basic image color on the framebuffer

I am trying to debug an issue during the installation of Debian on PowerPC. It seems the Open Firmware Frame Buffer (offb.c built-in driver) is not setup correctly, and has red channel inverted with ...
-3
votes
1answer
30 views

Converting BMP to PNG,JPG,GIF,TIFF quality differences

My question is what is the difference between PNG, JPG, GIF and TIFF in terms of quality, colour depth after converting BMP picture in those formats?
0
votes
0answers
16 views

Saving image with Indexed Pixel Format

How can i save an Image encoded with indexed pixel format.I have tried using IrfanView and changing the colors to 256.. it does not work.I need this image to reproduce an error.
0
votes
0answers
36 views

scalable vector graphics support for MS Office

My group has a very old process (dates back to the 1990s) for creating simple EPS graphic representations of certain data that we include in regular reports. The reports are MS Word documents (MS ...
0
votes
1answer
30 views

How to convert multiple embedded PNGs to JPEGs in Powerpoint file?

I have a large PowerPoint file with many embedded images, some of which are JPEGs and some PNGs. To make the file as small as possible I would like all the PNG images to be converted to JPEGs. This ...
0
votes
1answer
37 views

Batch convert TIFF to PDF and add text

I got a bunch of TIFF files that I am interested to convert to a single multipage PDF file, which should be easily achieved using ImageMagick. However, I'm also interested in adding text to each ...
3
votes
2answers
61 views

Why is PDF with just one image quite bigger than the image?

I would like to embed a scanned document into a PDF document. The source picture is about 300 kB. If I use the convert command, the PDF has a size of 30 MB, and with GIMP, 3 MB. Here the resulting ...
1
vote
3answers
72 views

How can I export a one page word document into an image of a particular resolution?

How can I export a one page word document into an image of a particular resolution? For example, suppose I have a word document, it has some word art on it, it is one page, it has some pictures, some ...
1
vote
2answers
80 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 ...
0
votes
0answers
29 views

pnmtopng on large file

I am running pnmtopng on a 101M, 3000x4000 pixel PNM file. I get the error pnmtopng: ASCII decimal integer in file is too large to be processed. every time I run it. I looked through the source and it ...
1
vote
1answer
19 views

ImageMagick montage always chaging from 32 bits to 8 bits

I am trying to create a montage from a series of 32 bit PNG images. However the result always gets reduced down to 8 bits with no transparency. Here's an example of one of the source images: http://...
1
vote
1answer
21 views

image from video is black

I have been trying to grab an image from video using Print Screen. When I view it in Irfan View it looks perfectly normal, but when I try to upload it to Stack Exchange the image is black. I even ...
1
vote
2answers
99 views

Converting NEF files to JPEG

What is the fastest way to batch convert NEF files (Nikon RAW) to JPEG? I'v tried FastStone Image Viewer and Nikon's Capture-DX on my RAM-drive but they appear to be very slow, although Capture-DX ...
0
votes
0answers
74 views

how to maintain the pixel clarity using ffmpeg to resize .gif to .gif format [duplicate]

I want to reduce the resolution of the .gif file but I need the clarity to be maintained with the same .gif format. Here is the ffmpeg image resize command which I used. ffmpeg -i input.gif -y -s ...
1
vote
3answers
15k views

How can I convert a PDF to an editable Visio file?

I have old PDF document (image of a map), and I want to import it into Visio to edit/update it. What is the basic workflow to follow. Attached is sample PDF. Is there a way to trace the lines/shapes ...
0
votes
0answers
31 views

converting scanned imaged into a single DjVu file

AFAIK there are several ways to do this on Linux. I'm a Window's user. Any way to do it on Windows?
1
vote
1answer
1k views

Use ffmpeg for JPEG to TIFF conversion

I would like to use Tesseract OCR with a video. With ffmpeg I can export some (.jpeg) images from a video. Can I convert a .jpeg into a valid .tiff or export directly .tiff images from the video with ...
2
votes
1answer
754 views

Convert black and white jpeg to binary string [closed]

Given a jpeg image with all black and white pixels, I want to convert all black pixels to 1's and all white pixels to 0's, and have these 1's and 0's output to a text file. Is there any program that ...
0
votes
1answer
341 views

Is there any command line docx to image converter available?

Is there any docx to image (jpg, png, bmp, ...) available with command line support? It's better to have one in windows, but if there is any in linux, that's great too.
0
votes
0answers
374 views

Creating a movie from images using ffmpeg but getting only one frame

I read How to create an uncompressed AVI from a series of 1000's of PNG images using FFMPEG (specifically the section "Compressed RGB, But Also Lossless") and used this command: ffmpeg -i *.png -...
1
vote
1answer
2k views

convert multiple jpg into one with linux [duplicate]

I have multiple jpg that come from a scanner. I want to combine all into one ? how ? I have seen something like $ convert -adjoin *.jpg one.jpg but it create multiple one.jpg images.
1
vote
1answer
346 views

What is wrong with this attempt to crop an image with ImageMagick's convert utility?

I am trying to make a tool that will, in imitation of responsive design on the web, make iPhone / iPad wallpapers by taking the largest centered crop-to-device-dimensions it can, and programmatically ...
2
votes
2answers
2k views

Convert an image strip into gif

By "image strip" I mean a sequence of images all concatenated into one, single, long image. For example, assuming each frame is of equal size at 128x128 pixels ------------------------------ | 1 | ...
0
votes
0answers
27 views

Convert PDF to JPG via GhostScript [duplicate]

I try to convert a multi-page PDF to a single JPG. I only want the first page of the PDF converted. Since I want to use them as thumbnails the JPGs need to be like 100x100px in high quality. I have a ...
11
votes
6answers
19k views

How do I batch convert thousands of NEFs to JPEGs?

I accidentally set my camera (a Nikon D70) to shoot in NEF only and not NEF+JPEG. Obviously, this will be a major pain when I want to go through them all. I don't envy having to wait for seconds at a ...
0
votes
1answer
1k views

Converting large SVG to PNG file

So I have a 16mb SVG file with about 30,000 nodes and I've been trying to convert it to a 10,000x10,000 png image. I tried a lot of stuff and the closest I got was with inkscape, but it got some weird ...
1
vote
1answer
51 views

Postscript to png conversion loss

When converting Postscript files to PNG, is there any loss of fidelity in the converted files? The postscript files are scanned at 1200DPI. If there is such loss, how can it be kept minimum? I'm ...
12
votes
5answers
5k views

Bad results converting PDF to EPS on Linux

I'm having some trouble converting PDFs (created by Adobe Illustrator on a Mac) to EPS. I have tried several things but I am wondering if there is a better option. The following list is ordered by ...
1
vote
0answers
220 views

Acrobat 8, PDF Optimizer has no effect, convert embedded PNGs to JPG?

I use the PDF Optimizer feature in Acrobat Pro (v8) to reduce the file size of DTP-generated PDFs by downsampling the embedded images to a lower resolution. This normally works fine. However today I'...
5
votes
1answer
2k views

how to convert PDF to PNG without converting white background intro transparency

I am converting a PDF (which I made with R) to a PNG with a command like this: convert -density 200 foo.pdf bar.png This generates a PNG allright, but the white background is transparent in the ...
0
votes
3answers
6k views

How to batch-convert JPG files to uncompressed TIFF

I need to collect 1000 uncompressed TIFF files. I have a large set of JPG images, so I decided to convert them to TIFF format. The loss in quality is ok in this case for me. I used the following ...
-1
votes
1answer
381 views

Verify image quality using ImageMagick?

We are converting group 4 TIFF images to PNG; this may deteriorate the quality. Is there any way to automate image quality verification using ImageMagick?
1
vote
2answers
7k views

Program to convert a dst file to jpeg

I am looking for a program (preferably free) to convert a DST file to Jpeg (or PNG) I know DST is an embroidery format and not much else so I don't even know if this conversion is possible?
1
vote
2answers
1k views

Batch conversion of PVR to JPEG (or similar)

(This question was originally posted at gamedev.stackexchange.com, but it was suggested that this may be a more appropriate place for it) The command line PVRTexTool works very well for getting ...
2
votes
1answer
4k views

Convert .ai to .png?

I just downloaded a free vector graphics set which contained UI elements and icons. The button graphics have some text on them. It were, however, .ai files which are not familiar to me. Obviously, I ...
4
votes
4answers
7k views

Bulk convert PNG-24 to PNG-8 files with best quality

Can anybody recommend a good method of bulk converting a large amount of PNG-24 files to PNG-8 with as little loss of quality as possible and maintaining transparency? I've tried ImageMagick but the ...
20
votes
5answers
26k views

How to convert a multi-page PDF file to PNG files, with one PNG file per page of the PDF document?

How do I convert a multi-page PDF file to PNG files, and automatically save one PNG file per page of the PDF document (for Windows 7)? I have tried virtual printers (CutePDF, Bullzip PDF Printer) and ...
12
votes
6answers
54k views

How to convert .jpg images to .eps?

How can I convert a .jpg image to an .eps?
9
votes
5answers
14k views

How do I convert a .PNG into a .ICO?

There's an image in the VS2010 stock icon pack which is only included as a PNG, which I would like to use as an ICO (I want XP and earlier users to see the icon). How can I convert the PNG into the ...
0
votes
3answers
103 views

Recommendation for a good image format conversion program

Does anyone know a good (and preferably free) program to make conversions like to change a format? I want to get a image of 95 x 120 pixels from a photo I have in order to use a particular application ...
6
votes
4answers
4k views

Render a 3D image as a 2D vector image

Is there any software that will take a 3d model (in any format) and allow you to render it as a 2D vector image (preferable as either an .SVG or .PDF)? My intention is to render LEGO building ...
3
votes
4answers
11k views

Converting Mac OS X's Picture Clipping Files to Image Files

My wife has extracted a bunch of images from a larger document by individually selecting the images and then dragging them to a folder on her Desktop. These now show up as "picture clipping" files in ...