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索引

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

Analog recording（模拟录制） A recording in which continuous magnetic signals are written to the tape that are representations of the voltage signals coming from the recording of the video camera or microphone. Analog signals stored on tape deteriorate with each copy or generation; in contrast see digital.

Analog-to-digital（模拟转数字） The process in which a continuous analog signal is quantized and converted to a series of binary integers.

Analog video（模拟视频） A system of recording video images that employs continuously varying waveforms to encode brightness, color and the timing information necessary to reproduce a moving image.

Artifact（瑕疵） An undesirable picture element in a video image, which may naturally occur in the recording process and must be eliminated in order to achieve a high quality image.

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