Wiki

Explanation of terms and acronyms related to the media and broadcasting world. Updated every week!

CPM or CPI  is frequently used measurement in advertising. CPI or Cost Per Impression is the cost incurred for each prospective customer who views the advertisement, whereas CPM (Cost Per Mile) alternatively known as Cost Per Thousand (CPT) refers to the cost incurred for every thousand prospective customers who view the advertisement. For one thousand views …
Open Broadcaster Software or OBS is a free and open source software suitable for live streaming and recording. OBS provides broadcasting, recording, encoding, scene composition and real-time source and device capture. Primarily, data transmission is done through the Real Time Messaging Protocol (RTMP) and can be sent to any RTMP supporting destination, including several pre-sets …
Teradek makes wireless video devices for webcasting, color correction, real-time monitoring, camera control and remote video capture. For complex IP video systems, user can remotely operate a fleet of Teradek encoders in real-time from any part of the globe through Teradek’s cloud-based workflow management platform.  
HEVC or High Efficiency Video Coding is a video compression standard. It is also known as H.265 and MPEG-H Part 2. HEVC offers around twice the data compression ratio at the similar level of video quality, or considerably enhanced video quality at the similar bit rate in comparison to AVC (MPEG-4 Part 10 or H.264). …
The word “Pixel” means a picture element. This is the smallest element of an image. Pixels are generally square or round. Typically, they are arranged in a two-dimensional grid to create an image. Each pixel can be turned on (illuminated) or off (darkened) on a screen (Computer Monitor, Television Screen, Mobile Screen). Resolution of an …
HD (High Definition) video is video of higher resolution and quality compared to SD (Standard Definition). Even though there is no standardized definition for HD, usually any video image with substantially more than 480 horizontal lines is considered high definition. Normally, HD video has a resolution of 1280 x 720p whereas FHD (Full High Definition) …
SD (Standard Definition) video specifies the video and audio codecs and file format that allows users to watch video on several electronic devices built to SD standards. SD video supports different formats, including VC-1, H.264, MPEG-4 and MPEG-2. Standard definition has always been a 4:3 aspect ratio with a resolution of 640 × 480 pixels. …
Embedding allows you to place or copy the video from its original website onto a different site using “embed code” or an html code. To embed a video, copy the embed code from the original video site and paste the code into the site where you would like the video to appear.   Example of …
Resolution is the picture quality displayed on a screen (Desktop, Laptop, Mobile, Tablet, Television Screen). Basically, the resolution is measured by the number of horizontal and vertical pixels. Usually, it is mentioned as width x height, with the units in pixels: for instance, “800 × 600” means the width is 800 pixels and the height …
In video streaming or audio streaming from the Internet, buffering refers to downloading a portion of the data before starting to play the movie or music. Having an advance stream of video frames or audio samples in RAM always avoids interruption if there are temporary delays in transmission while the content is being played. Even there …

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