A. AMV Basics
It is to your benefit to have a basic knowledge of how video and audio function before attempting to manipulate them. Like anything publicly released and available to the masses, there are standards set as to how audio and video should work. The reasoning behind setting the standards is to allow for a variety of devices from different companies to be able to play back the media the way it was intended without complications. AMV basics is intended to give you information that will help you develop better videos by furthering your knowledge of audio and video technology and standards.
Term Reference Guide:
Frame – One image of a sequence of images that make up a video.
Frame Rate – The number of frames shown every second in a video.
FPS – The abbreviation of Frames Per Second, which indicates the frame rate of a video.
Field – The entire collection of even or odd rows of pixels in a video.
Field Order – The order in which the video decoder displays the fields.
Progressive – Video where each frame is a single image displayed all at once.
Interlacing – Method of doubling the perceived frame rate by display fields individually.
Telecine – The process of converting progressive video to interlaced video.
Inverse Telecine – The process of restoring progressive video from interlaced video.
IVTC – The abbreviation of Inverse Telecine.
Aspect Ratio – The shape in which video data should be displayed.
Color Space – The way that video color information is stored.
Compression – Encoding data so that the information stored is less than the original.
Compression Format – Set of specification for how multimedia data should be digitally stored.
Codec – Software that is used to compress and decompress a particular compression format.
Lossless – Compression method that avoids restoring redundant data to reduce the file size.
Lossy – Compression method that discards less noticeable information to reduce the file size.
Waveform – The shape of a signal such as sound waves.
Samples – Values that represent points along a waveform.
Sampling Rate – The frequency of samples captured or recorded.
Audio Bit Depth – The number of values a sample can be stored as.