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Showing posts from November, 2018

Simple Screen Recorder for Linux

Recording the screen in Linux OS is always a tedious task, as either the video/audio malfunctions or support may not be there. There is a tools called simple screen recorder for Linux. Its a very simple tool that is recorded and processed in no time. For example, if you record an 1 hour video, the processing may take another 20 to 50 minutes. But this software does the “On the fly recording and processing” This software has a straight forward interface and its incomparable to other softwares in the market. Its faster than VLCIt never takes more amount of RAM like VLC do.Its multithreaded, if you have more than one core, then the processing happens at all the cores.it can do live streaming also, but it is under experimental setting.it supports many different codecs. Here is the simple screenshot.
A 42 minute video is recorded using this software and it takes just 42minute only. no extra time for processing. Please see the youtube video attached below. Moodle Quizzing and Hot Potatoes

vokoscreen - a screen recorder for Linux

There are many screen recorders available for Windows and Mac. But over these years, getting a screen recorder for Linux is always a challenge.  There have been some screen recorders like recordmydesktop, gtk-recordmydesktop, qt-recordmydeskop. They are not user friendly and not suitable for productive recordings.
So, there should be some alternatives to control the video, audio, web camera, etc. Two such tools are available.
Simple Screen Recorder (for installing and configuring in Linux, click here)vokoScreen is the other tool that works nicely in Linux Here is the step to do that
$] sudo add-apt-repository ppa:vokoscreen-dev/vokoscreen-daily
$] sudo apt-get update
$] sudo apt-get install vokoscreen
But in the latest version of Ubuntu (16.04), it can given directly as
$] sudo apt install vokoscreen
Once installed, its very easy to use as shown in the following figures




Reduce Background noise in Linux

This post shows you how to reduce background noise while recording in Linux OS There is a shell file that helps in reducing the background noise while recording in Linux Operating system. Please find the instructions given below to downloading the shell file copy the following data and paste it to a file and name it as reducenoise.sh
and give the following command
$] chmod 777 reducenoise.sh
$] sudo ./reducenoise.sh
give the sudo password and thats it...
sudo cp /etc/pulse/default.pa /etc/pulse/default.pa.baksudo cat <<EOT >> /etc/pulse/default.paload-module module-echo-cancel source_name=noechosource sink_name=noechosinkset-default-source noechosourceset-default-sink noechosinkEOT

See the video for more details



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Make a Windows 10 bootable USB using Command prompt

Are you a person recently purchased a netbook which is not having a DVD ROM, No problem, you can install any OS using a pendrive or USB’s. Here is the steps.
Requirements 1. A 8GB pen drive (since the size of Windows 10 is 3.2GB) 2. Windows 10 installation files or a iso image of Windows 10 OS 3. Administrative privileges in the OS Step 1 : Take the backup of all the data in your usb drive plug into the Machine. Step 2: Go to device manager (Control panel –> device manager –> select disk –> select your usb drive ) and then right click –> properties –> go to policies –> Select Better performance). This step is needed for faster installation of windows 10 (You can wonder, windows 10 installed within 15 minutes with just 1GB RAM) See the following video

Step 3:   open the command prompt with administrative rights (Accessories –> right click Command prompt – and select run as administrator) Step 4: type DISKPART  (you will get a prompt as DISKPART) Step 5: type LIST DISK (…