The tag has no wiki summary.

learn more… | top users | synonyms

2
votes
1answer
409 views

Brighten and unify the background of a scanned image

My girlfriend has scanned a few comics images, drawn with pencil. She wants to publish them on the web, but the different grayscale shadows of the paper are still evident in the image. I would like ...
2
votes
1answer
500 views

Is small scale distributed computing possible over a home network?

Is there any way to set up a distributed computing system on a small number of home machines over a local network? Is there any software that makes this possible?
2
votes
1answer
3k views

How can I create real-time audio effects on PC?

Does anyone know how I can create an echo effect in real-time while singing on PC. Lets say I want to sing to an audience over IM and I want an echo/delay effect while I sing. Is there any software ...
2
votes
2answers
1k views

On the fly volume compression (waveform capping) for VLC or OS X

I'm looking to impose a hard limit on a movie. In particular when I have earbuds in and a reasonable volume set, loud or sudden sounds (gun shot, dramatic sound effects, gun fire, etc) are loud enough ...
2
votes
1answer
2k views

How can I use the Band Pass Filter in GarageBand?

What I want to do: I have a music WAV file and want to put a Band Pass Filter over it, to filter out annoying high frequencies. I was reading on the net that there is a "AuBandPass" plugin in Mac OS ...
2
votes
4answers
2k 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 ...
1
vote
10answers
18k views

How do I resize images without a loss in quality?

I have a number of JPEG images with a resolution of 2010 x 1080. I want to create an index page for these images which has smaller versions of the originals that I can zoom in on. I tried to do this ...
1
vote
2answers
143 views

Improving the quality of badly recorded sound files

I have an audio file with a very bad recording (recording was made in very noisy conditions, at a conference). My recorder was too far from the speakers. Do you have any idea about how to improve ...
1
vote
3answers
776 views

Creating Apple iPhone/iPod-Like Icons

What is the best way to create apple iPhone/iPod shaped icons, ideally there should be a website that you can upload images to and have an them shaped to the default shape, etc. Does this exists? ...
1
vote
3answers
419 views

Program to reduce image noise [closed]

Does anyone know any good free program to reduce noise in images. My camera was set on ISO auto when i took some pictures and it made some of them at ISO 1000 - 1600.
1
vote
2answers
164 views

Batch Text Replacement

I need a tool that can open a text file and replace characters in a list with other characters in a list. For example: Lets say I have a list of "aA", "aB", and want to replace "aA" with "AA". ...
1
vote
3answers
597 views

Free tool to extract objects from photos

Is there a free tool that's good at extracting objects from photos? It has to work on linux For instance, extracting a person from a photograph.
1
vote
2answers
13k views

How can I boost the volume of my Video

I have a video that I need to pass on to some of my friends but it has very low audio volume. How can I boost the audio volume in this video so that it has a similar level as my other videos? Is ...
1
vote
2answers
270 views

Processors cores over processor speed [closed]

Dual 5520 Quad-Core Xeon 2.26GHz with HT & Turbo(2.53 GHz) -vs- Single Quad-Core E3-1240v2 (3.4 GHz to 3.8 GHz) I run web hosting. I'm just wondering which would be more ideal. Personally, I am ...
1
vote
1answer
774 views

How does Deep Zoom (Microsoft Seadragon) work?

I saw an incredible demo on Photosynth and Seadragon, some "deep zoom" technology recently acquired by Microsoft. There's also a less responsive version on the web. I'd really like to know how the ...
1
vote
4answers
321 views

retrieving headers / comment blocks

I have a number of log files that look like this: /* header arbitrary number of lines */ blah blah blah blah Using simple Bash commands (preferably sed, not awk), how would I retrieve only the ...
1
vote
1answer
66 views

How to deal with user uploaded images [closed]

I'm using Restlet as backend trying to create a small web app. I am allowing users to upload their profile images, but not sure where to store them. Google tells me to store it in the file system and ...
1
vote
2answers
655 views

Capture documents in bitonal, or grayscale then downsample

I'm about to embark on a document archival process. I'm going to spend a lot of good money to archive some paper (actually microfiche) to TIFF images. I have a choice of 300-dpi bitonal (2-bit, ...
1
vote
1answer
428 views

What does the GEGL Operation in GIMP do?

I see it under the Tools menu, but I've never used it before. What does it do?
1
vote
4answers
361 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, ...
1
vote
1answer
102 views

Slow computer processing

I run a 1.66 Ghz Duo Core with 512 RAM. I had rebuilt my OS about a month ago, started it as Windows XP SP2. then I updated it to Windows XP SP3 and installed all the latest updates about 90 of them. ...
1
vote
2answers
948 views

Linux: Tool to monitor every process, execute-command, shortly, monitor what's happening at the moment [duplicate]

Possible Duplicate: How can I log all process launches in Linux Hello, due to a freeze problem of my Ubuntu 10.10 (it is not isolatable) I though about logging every executable of the ...
1
vote
1answer
3k views

What exactly is iTunes doing when it's “processing a file”?

After I download a song from the iTunes Store it will "process" the song, and the processing portion of the ordeal typically takes a lot longer than actually downloading it. A typical situation will ...
1
vote
1answer
856 views

How to prevent stretching, blurring and pixelating of embedded logos in VirtualDub?

take a look at this please http://www.youtube.com/watch?v=te-HVN8y_QE&hd=1 . Notice the embedded "logo" in the upper left corner? How blurry and pixelated it is? This is the original image: ...
1
vote
1answer
1k views

Autotune Ventrillo

How do I autotune my voice before it gets sent over ventrillo (with free software only)?
1
vote
1answer
563 views

TIF opens via IE, but not within a page

I have a picture: http://www.kconnolly.net/Gallery/Panoramas/Mountainscapes/DSCN2049_stitch_sm.tif Which loads fine when I paste it into my address bar. However, when I embed it within a Page, I get ...
1
vote
1answer
1k views

Deleting a tag from lots of images at once in Aperture?

Aperture makes it easy to tag lost of pictures at once by just selecting all the images, and the dragging and dropping tags from the tags pallet onto the selected images. But when you need to do the ...
1
vote
2answers
435 views

How can I further improve the quality of my home videos?

So now that I have found out how to deinterlace my videos, I am wondering if there is other software out there that can further help improve the quality of my videos. Some other problems I have ...
1
vote
3answers
936 views

Audio software compressors and audio output filtering

I'm going to try to explain this the best I possibly can, but what I want seems feasible. I have a studio condensor mic that I use as my microphone input to my computer. When recording I know it ...
1
vote
1answer
75 views

Automatic Excel Script

I am a 6th year medical student and I'm working on my thesis. I have no experience with programming whatsoever, a friend recommended me to post my question here. I am strugling with the following ...
1
vote
3answers
1k views

Can I use an iPad 3 as a wireless monitor? [duplicate]

I need a high-resolution monitor for multi-monitoring applications, but I don't have much room for a big TV. I had the idea of buying an iPad3 (2048x1536!) instead and sending the screen of a Windows ...
1
vote
1answer
321 views

Trying to start a GUI process on a second machine

Background: I am helping out create a media wall from spare computers/screens for a local university to use processing.org/java to distribute renders across several machines. However, it's still ...
1
vote
0answers
105 views

Can I split up PDFs based on text in specific areas?

I work for a University in the admissions office and we get large PDFs of every document that an applicant uploads to us. I need to split these PDFs into separate documents. Each of the separate ...
1
vote
2answers
1k views

How to reverse video on Mac OS?

i don't have a Final Cut. Is there a way to reverse video ? Some apps, or terminal utilites ?
0
votes
5answers
146 views

Need an idiot-proof picture resizing program for Windows [duplicate]

Possible Duplicate: Program to automate image resize My friend needs to resize some pictures as part of a web publishing job, but he is rather clueless when it comes to computers. I am in ...
0
votes
2answers
1k views

Is there a way to manually tell OS X to allocate additional resources to processing for an app?

I know that in some cases, opening up multiple instances of an app will get the job done, but I'm looking for a way to essentially tell OSX: "If I'm running a process that will take awhile, and there ...
0
votes
2answers
2k views

How to repeat action for all the files in a folder?

I've created an action in photoshop to create watermark for my images and its working fine but i want to repeat it for all the images from a specific folder. how can i do this?
0
votes
3answers
106 views

How to edit the audio in an avi/wma video

I am creating an instructional video and I want to add some music to the intro and ending. Currently I record my video with SnagIt witch saves the video as an AVI but apparently encodes with wma. ...
0
votes
2answers
1k views

How do modern smartphones compare to Apollo mission computers? [closed]

I saw an article some time ago that compared smartphones to the computers that had put mankind on the moon. I can't remember the exact comparison and I can't find an accurate comparison online, as ...
0
votes
2answers
597 views

Why does my CPU not max out

So when I am doing something like calculating a file integrity hash, converting a video, compressing some files etc. why does my CPU not reach 100% usage, instead it happily jumps around from 0% to ...
0
votes
4answers
4k views

Rotate image with open office 3.2

I import a picture into an open office document from file. However, I cannot figure out how to rotate image in open office 3.2 writer. Is there any way to do that?
0
votes
2answers
1k views

Balance volume on both audio channels in a video file

I have a video file where one audio channel is much louder than the other. Could I take the louder channel and mix it with the low channel? I know it won't be stereo anymore, but mono sound on both ...
0
votes
2answers
102 views

Feasible to assign 2 processors out of 4 to a vm running windows 7

I currently have windows 7 running on my machine. I need a second version of windows 7 to run as a virtual machine. I have 4 GBs of RAM and 4 processors. I've been doing some research and see a number ...
0
votes
1answer
245 views

Does libgd use the GPU or the CPU by default?

http://www.libgd.org/ is the library's website. I can find out on my own and post the details here later, but if anyone knows off hand it would save me a bit of time today I really need for other ...
0
votes
1answer
859 views

blur face on a video file

does anyone know how can i blur a moving face on video file?
0
votes
1answer
1k views

Batch movie frame extractor?

Can anyone suggest a windows applications that will extract x amount of frames from a list of movies that are imported into it. It needs to operate in batch mode. Image Grabber II .net would be ...
0
votes
1answer
49 views

Putty Window inactive after certain time

I am currently processing on a server. I am using Putty to do this. As I am running multiple processes (8), I am using multiple cores as well. After a certain time (2-3 days) I get an error saying: ...
0
votes
1answer
38 views

Clipped video using ffmpeg is shorter than expected

I'm trying to get a clip of length 6 secs from a MP4 video (size: 1.44 GB, length: 02:23:38). But video stream stops after 1 sec, while audio stream keeps playing normally until 6 secs. I'm using ...
0
votes
1answer
135 views

How to batch process overlaying of different images to a directory of images?

Folder1 has some images in png format and Folder2 has same number (& names) of images in png format with a watermark and transparency. I would like to overlay images from folder2 on images of ...
0
votes
1answer
272 views

wavwrite function usage, Octave

Hey just to continue the thread would like to ask you something about wavwrite. I am trying to get a mat file (T01DATA.mat) to be played. Tryed with sound() with no actual solution; thanks to you I ...