Exif data - Security measures

All the professional photographers are familiar with the term "Exif data". But general public most probably must have never heard of this term. so here is bit information to get you started with.
Exif (Exchangeable image file format) is a specification used to store data in a image. This data contains very important information about the image like the model of the camera used to take the image, date and time at which the image was taken, location of where the image was taken (if the camera or smartphone is GPS enabled) etc. This can be very helpful for photographers to later study the images and find optimal camera settings for the best images.To view exif data you need a exif viewer. here is one OPanda Iexif.

But this also has a bad side. Here are security issues that can be presented due to Exif data.

• Many times people take their embarrassing images covering their face, which they post online in the spur of the moment. But it should be noted that exif data can provide information which can be used to identify the person in the image. People with bad intentions may take advantages of such situations by black mailing the person in the image.
• Many times the time and date of the image is intended to be kept secret, for many personal reason but exif data can reveal this information very easily.
• Exif information can be used wrongly to bully people on sites like 4chan.

Now you can avoid all this inconveniences due to exif data by taking some simple security measures.

• Select the option "for web" while saving the image.
• You can easily remove exif data from a image using software like Exif Tag Remover

Free ebook management and conversion software (CALIBRE)

There is no greater teacher then books. So in today's multimedia dreamland, books will never loose their presence. But it does not mean that they have not changed with time. Today like music, books too have adopted to the digital world. The PDF format has greatly helped in this process. Devices like amazon's kindle with the e-ink technology have marked the beginning of a new era. But unlike other forms of multimedia, there are very less software related to Ebooks. Not many of them are famous or widely used, but from them the software which stands out is the ebook management software "CALIBRE".

Extract images from PDF files

Many times you may feel the need to extract images from a PDF file. But you will need adobe products to do so, which are very costly. But you can do the same task using a freeware. here it is,

Some PDF Image Extract
It is a small utility program which extracts images from a PDF file. You can choose the output format from a wide range of options.

DOWNLOAD

Note :- Don't expect it to be a PDF editor or something. It does what it says, nothing fancy.

Live streaming for mobile phones using QIK

Today mostly everybody owns a mobile phone and most of them have video recording facility. But sharing videos taken from mobile have always been difficult. You could record them and then send them to whom you want, but till then it loses its charm. But what if you could stream the video live from your mobile itself ?. Many of you may think its a joke. Frankly it can be done very easily using a service called QIK.

Audacity - free alternative to Adobe Soundbooth, Audition and WaveLab

Sound editing is a very important part of any multimedia project. Now-a-days sound editing has become very easy and frustration free, thanks to the sophisticated sound editing softwares, which makes the work of the sound editor lot easier and productive. But most of the commercial sound editing software are costly. They may be a better option for professional sound editors but for normal multimedia geeks who just need to do some tweaking of sound, it is not worth the money. But don't be upset there are lots of free sound editors for normal users who just need to do some tweaking and sound enhancing. Here is one such software.

Free Open-Source screenshot tool

Screenshots are very important in articles and tutorials to show practical uses. The most common method for taking screenshot is by pressing the print screen button and then pasting it in Ms-paint. This is ok if you need the screenshot of the full screen, but many times you may just want to take screenshot of  a region or part of the screen. To accomplice this you may have to have a image editing software. Now this can be very tiresome if there are too  many screenshots, lot of productive time is wasted. This problem can be easily solved using a professional screenshot tool. Here is one such open source tool.

Greenshot
Greenshot is a free and opensource utility software to quickly take screenshots of the screen or part of the screen. It is optimised for maximum productivity. You can later add text or crop the image.Greenhost can be also used to easily annotate, highlight or obfuscate parts of the screenshot. Its a boon to the technology writers and bloggers.

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Searching and playing subtitles of any movie.

Today in the age of globalization, the Internet has played a major role in connecting different parts of the world to each other. Due to this movies from different parts of the world are getting acknowledged on a international platform. But the fans have a hard time following movies, which are in language they are not fluent in.  Now here subtitles play a major role in helping this movie fans. But many of the fans think that subtitles have to be integrated in the movies before hand, but this is not true. This tutorial will explain to you how you can download subtitle files and play them with the movies. So lets get started.

Video Chat On Multiple Clients Simultaneously using ManyCam Virtual Webcam

If you are a Hardcore Internet addict and waste most of your time video chatting here is a software that might interest you. One of the problem faced by video chat users is that they can't video chat on multiple clients simultaneously. But this problem can be easily solved using  Virtual Webcams. Here is a free Virtual Webcam software.

DOWNLOADING VIDEOS FROM METACAFE (ONLINE)

Every Internet user at some point has downloaded videos from Youtube. Downloading from youtube is very easy as many sites are dedicated for downloading videos from Youtube but many users have difficulty downloading videos from other  popular video streaming sites like Metacafe. Here i am providing a method to quickly downlaod videos from Metacafe online.

STEP 1) Go to the Metacafe video which you want to download and copy its URL.

LIGHTWORKS (Free alternative to Sony Vegas and PowerDirector)

Now-a-days mostly everybody owns a video recorder, be it in the form of cam-corder or a cellphone. Hundreds of videos are shot using this devices, this videos are raw and need some editing and finishing touches and for that you need a good video editing software. There are wide range of video editing software out there in the market, but they are too costly and are of no use to individuals who want to do just basic editing. It will be stupidity to waste so much money on the high-end programs like Sony Vegas and Adobe PowerDirector for basic editing of home videos. Mostly all windows users will be familiar with the in-built Windows Movie Maker but i personally feel it inadequate because it does not support all the formats, Crashes many times, can't save big files and the video quality is also not that good. So here is a free video editing software which has recently been shifted to open source.

SEEING VIDEO WHILE IT'S BEING DOWNLOADED

This may not be a problem for those who have a high speed Internet, but for users with a slow Internet connection like me it is very frustrating to wait to see the videos while it is being downloaded. Many of you may suggest seeing the video on youtube, but its not possible to get all the videos you want to view on youtube like entire films. Films which are typically around 700 mb takes like a eternity to download and in the meantime the user can do nothing about it. But there is a way to view this videos as they are being downloaded.

For this you need VLC player, most of you may already be using it, but for those who don't have VLC here is the download link   DOWNLOAD

Now while downloading go to the folder where the video is being downloaded, there you will see two files both having the same name as the video being downloaded, one of them will be PART FILE right click on it and change the "opens with" option to VLC player and then open it. VLC will prompt that the file is broken and whether you want to repair it. Click on repair and that's it, the video will start playing. ENJOY !!! 

DOWNLOAD YOUTUBE VIDEOS ONLINE ( Using www.keepvid.com )

Usually i would have not written this post, because of my naive belief that all Internet users knew how to download YouTube videos, but i recently came to know that this belief of mine was wrong. I noticed that many of my Friends and classmate had no idea about downloading YouTube videos or many of them had bad experience when they tried to find the method and were given nothing but spam sites or useless softwares. So i thought of writing this post to tell how i download videos from YouTube. There are lots of websites which help you to download YouTube videos online but my favourite is www.keepvid.com. The main reason of my liking it is that it is very basic, easy to use and nearly free from advertisements and flashy graphics which i really hate.
For using keepvid you need java platform installed if you don't have it here is the link to download it. JAVA
Now you are ready to download YouTube videos. Here is the method

MorphVOX -- voice simulator

Are you bored with the online voice chats with your friends and want to have some fun or play a prank. Try this.

MorphVOX is a software to change the voice of oneself during voice overs, instant messaging and online gaming voice chats.it is also very useful to disguise your age, gender and identity while chating with a stranger. you can download and use many voice and sound packets with it and make your voice chatting experience more fun and interesting.

DOWNLOAD (trial)

SYNAPSE MEDIA PLAYER

We all know Mark Zuckerberg ,the creator of Facebook. Most people know him as a young entrepreneur and billionaire but he is also very talented software and game programmer. When he was in high school he developed a media player named " SYNAPSE MEDIA PLAYER" under the company name Intelligent Media Group. He then posted it for free online. Microsoft was very impressed by it and were willing to buy the media player and hire Mark Zuckerberg as a programmer but he declined and went to Harvard for further studies.
so you may ask what is so special about this media player, well it uses artificial intelligence and actually learns from your music listening activities and detects a pattern in it, which it uses to understand your hearing habit and provide you with a more enhanced experience.
With one click, you can activate the Brain, and Synapse will play back a stream of music from your library, based on what you listen to and what it statistically knows you like. It also includes all necessary components of a good media player like playlist editor, dynamic library and many more. Its a freeware, so download it and ENJOY !!!

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Personal note:- Its a bit old software and you may find many new and more powerful media players than this, but by trying it you can get a insight in one of the best brains of the world, that of the Facebook's creator and you may appreciate a 19 year old programmer's skills.

DFX (audio enhancer)

Are you bored with the under performance of your audio player and you think the sound quality can be much better, than DFX audio enhancer is the perfect solution for you.

DFX
DFX is a plug-in for audio players to enhance the sound quality of the audio played by the player. It enhances the clarity of the sound with sound amplification. Some of its other main features are

• 3D surround sound.
• Hyperbass.
• dynamic gain boosting.
• 5.1/7.1 surround sound support.
• dynamic sound spectrum analyzer.
• finely tuned music presets. 

Currently it supports most of the popular audio players like Winamp, Windows media player, realplayer, foobar etc.

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REPAIR BROKEN OR CORRUPT VIDEO FILES

The frustration and anger is unbearable when you find that, the video you downloaded after wasting so much time is broken or a old video you wanted to play is corrupt. you probably would delete it in frustration without thinking but there is one more option, you can try to fix them using video repair software. Many people dont know know that broken videos can be easily fixed using appropriate software so here i bring you a software which can repair broken or corrupt video files

DIVFIX++
this freeware can repair broken AVI files by rebuilding and fixing the index part of the file. it can be also used to see a preview of a video before downloading the full video.

it works wonderfully, tried it my self sure try

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GIMP - ONE OF THE BEST FREE SUBSTITUTE FOR ADOBE PHOTOSHOP

GIMP is a free GNU image manipulation software for image editing, retouching and finishing.


GIMP is mostly used for

• resizing, editing, croping photos.
• combining multiple images.
• converting a image from one format to other format.
• GIMP can also be used to create basic animated image in the GIF format.

                                         
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THE SOFTWARES USED TO MAKE A GAMING MOVIE OR VIDEO

Softwares which are commonly used by dota movie makers or for any other game video a

1)CAMSTUDIO

Camstudio is used to record all the data u want to put in your video .It records verything playing on our screen and converts it to video form .

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