0
votes
0answers
12 views

Copy all meta tag from SRC jpg to DST jpg except thumbnail

I just started to use the EXIFTool but can't find out the way to copy all meta info from a file to another file with out destroying the destination file's thumbnail image. Is there any way to do so ?
0
votes
1answer
175 views

Why does my image look sideways in thumbnail view but correct when I open it?

This is important because I will be submitting it for my visa application (rotated images disqualify you). The image looks rotated sideways in thumbnail view on my computer, but when I double-click ...
2
votes
2answers
80 views

Is there a programmatic Linux/Unix/Mac way to obtain the dimensions of a JPEG?

Inner Sanctum ~/mirror/images $ file wardrobe_square_90.gif wardrobe_square_90.gif: GIF image data, version 89a, 90 x 90 Inner Sanctum ~/mirror/images $ file wardrobe_square_90.jpg ...
12
votes
2answers
2k views

What is the largest size of a 640x480 JPEG?

I'm creating a data storage device that takes a certain number of pictures of the night sky over a couple of hours, and the pictures will be downloaded right after they are all taken. The memory card ...
0
votes
2answers
440 views

Convert JPG to Video for playback in VLC

Is this a quick/simple way to convert a bunch of JPG stills into some sort of video file so it can be played back in VLC? If the convertion can be done using VLC, that would be preferred.
0
votes
1answer
3k views

View corrupted jpg files

What can I use to view\repair corrupted jpg files? I am trying to recover images from a corrupted SD card, and the tools I used gave me some images that I can't open. I have tried opening them with ...
1
vote
1answer
81 views

Most space-efficient format for image with large dimensions but few colors?

Recently I have had to scale up the dimensions of a gif image by a factor of 2, this resulted in an increase of the file size by about 8 times. While this is not a complete surprise, I can't help but ...
0
votes
1answer
360 views

Incomplete jpg or image files?

One of my tools didn't work properly and i have a lot of image files that isn't complete (50%, 70, it varies). What is a command line tool or lib (C++ or .NET, .NET preferred if not command line) to ...
0
votes
3answers
4k views

How to compress / reduce the size of JPEG photos for archiving?

I have 50,000 high resolution JPEG photos, where a couple of them might occasionally be needed, about once a year. I wanted to zip them to save disk space, except that zipping gives no space benefit ...
3
votes
2answers
332 views

aview: Invalid magic-not p?m family format

I am simply trying to use aview to display a simple JPEG image using the terminal, however every time it returns this error: Invalid magic-not p?m family format It happens with other files of other ...
2
votes
1answer
85 views

How do I find out what the file-type of an image is?

I have image that is not opening. However online convertors are able to convert it. How do I retrieve the image format? When opening file in text editor, the following information may be found: ...
2
votes
1answer
1k views

How can I modify the EXIF orientation tag of an image?

I want to change the EXIF orientation tag in my JPEG images but without actual rotating of them. I want to do this to use them as a test case for an application I made. How I can do that in Linux? ...
3
votes
4answers
524 views

Losslessly compressing similar images?

I need to reduce the size of my photo library so I naturally want to compress them. Many of them are not quite identical, but still very similar (subsequent shots of the same scene). Is there any ...
0
votes
3answers
2k 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 ...
0
votes
1answer
3k views

How to convert a photo to a black and white image by imagemagick?

How can I convert a jpeg photo to black and white (not grayscale) image like output of a FAX scanner, by imagemagick?
0
votes
10answers
3k views

Reducing image size on Windows XP

I have a scanned JPG file and due to high quality scanning, the file size is large. What I would like to do is reduce the image size of the file, keeping the jpg format, but losing Quality obviously. ...
10
votes
4answers
8k views

Is there any drawback to just renaming jpeg files to jpg?

A client sent me many jpeg files that I'd like to rename to jpg. Is this just a matter of renaming them, or should I open them with an image editing program and then saving them as jpg?
0
votes
3answers
4k views

How to make a photo bigger?

I've downloaded a photo with a pixel size of 300x366. It is a jpeg, at 27.7Kb. How can I enlarge the image's size, without distorting it? Using Paint doesn't seem to work for this.
1
vote
6answers
3k views

How to fix an image that doesn't open in Photoshop, even though it opens fine in a browser?

Someone emailed me an image. I see it in Gmail, and I can see it in a browser, but when I try to open it up on Photoshop, I get an error saying: Could not open "XYZ.jpg" because an unknown or ...
2
votes
2answers
651 views

What meta-information is contained in an image file?

I'm wondering what information is contained in an image file like JPEG or PNG. I know that most of them contain a metadata file, but anything else other than that? Anything relates to the license ...
1
vote
0answers
206 views

Duplicate Images / Tags - sorting and removing

I have folders full of camera images that I have copied and backed up between my laptop, computer and external hard drive(s). I want to organise and sort them, and remove duplicates, so I have used a ...
2
votes
6answers
9k views

Decoding base64 images and saving to a file

I need to save a few base64 images from a web page to actual GIF and JPEG files on my hard drive. Is there a utility out there that can assist me? I've looked around and either I'm not seeing one or ...
0
votes
1answer
81 views

Huge Image Problem [duplicate]

Possible Duplicate: Good software for printing a poster? Hi All, I have a great problem , and I have no idea how to solve it , I have create a chart (Mind map) in Smart draw, what I want ...
3
votes
1answer
2k views

Recursively resize images from one directory tree to another?

I have a large complex directory tree full of JPG images. I would like to create a second directory tree that exactly mirrors the first, but resizing all the images down to a set size (say 2000x1500 ...
1
vote
2answers
3k views

Fastest JPEG thumbnail generator for Linux

I'm looking for the fastest command-line image converter for Linux which can read a JPEG image, scale it down to at most 1366x768, and write a quality 50 JPEG image. Something like this, but much ...
0
votes
1answer
522 views

Corrupt picture folder

I look at my pictures in my computer today and noticed that one folder containing hundreds of picture were corrupt. I can't open the images. Is this a common problem? I wonder what possibly is ...
9
votes
6answers
35k views

How to convert .jpg images to .eps?

How can I convert a .jpg image to an .eps?
2
votes
1answer
10k views

Fixing damaged jpgs

Recently I stupidly deleted some photos I shouldn't have. I used a program to recover the photos, some of them came back in a corrupted condition like below with grey areas. Any idea on how to fix ...
0
votes
5answers
3k views

Does linux support images in .jpeg format?

Does linux support images in .jpeg format? What is the difference if I save my image in .jpeg or .JPEG or .jpg from a linux point of view? Is this case sensitive?
0
votes
2answers
5k views

How to recover pixelated text from jpeg in photoshop?

I´ve got an jpeg image with text on it (badly scanned document), which is hardly readable. I have already played around with the sharpen filters, contrast, levels and the color replacement tool, with ...
1
vote
1answer
78 views

Seek app to find dupes based on jpg metadata

I'm dealing with a decade's worth of digital photos where I want to be sure i have one and only one of every .jpg is stored in my new master picture repository. I'm aggregating lots of backup CDs as ...
1
vote
1answer
1k views

Windows XP - Image thumbnail does not match image

After finding an amusing picture on a popular imageboard, I decided to save it. A few days past and I was browsing my images folder when I realised that the thumbnail generated by Windows XP in the ...
1
vote
0answers
703 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 ...
0
votes
1answer
801 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 ...
8
votes
2answers
20k views

Batch convert multiple PDF to Image on Mac

What would be the quickest way to convert a bunch of pdf files to jpeg files? I know I can open Preview and Save As image, but that could take a long time.
2
votes
4answers
11k views

How can multiple image TIFF files be converted to JPEG files?

How can multiple image TIFF files be converted to JPEG files in a batch manner? Update 1: convert on Linux (part of ImageMagick) as suggested by Miss Cellanie and glallen worked. It was ...
2
votes
2answers
1k views

Automatic Edit Photoshop Canvas Dimensions in Bulk

On a website that I maintain I am required to edit hundreds of images to have a certain canvas size. The images come in all different shapes and sizes. I am trying to figure out a way to automatically ...
10
votes
6answers
15k views

Editing JPEG EXIF properties

How can I edit EXIF properties of JPEG files on a Windows machine? Some image editing utilities handle the Rotation property wrong, which leaves me needing to make manual edits after rotating images ...
5
votes
1answer
5k views

Ubuntu 8.04: convert PDF document to one JPG per page

I want to convert a PDF document that spans multiple pages to 1 JPG per page. How can I do that?
26
votes
8answers
25k views

JPEG vs PNG vs BMP vs GIF

I would like to know which one of these formats requires less memory for the same quality of the picture, and what the main differences between the formats are.
4
votes
2answers
503 views

Image Classification - Detecting an image is cartoon-like

I have a large amount of jpeg thumbnail images ranging in size from 120x90 to 320x240 and I would like to classify them as either Real Life-like or Cartoon-like. Are there any applications that will ...
0
votes
5answers
2k views

JPG become zero byte images

I had few files in my computer, it had become zero bytes files automaticaly. and when i open it says invalid pics, how to retrieve these images?
1
vote
4answers
310 views

Scanned JPEGs are large and slow to load - can they be optimized losslessly?

I have hundreds of JPEG photographs which were scanned about 5 years ago from negative using a Konica Minolta DiMAGE Scan Dual IV. The dimensions are ~4500x3000, and the filesize is around 12Mb, ...