Contributors in Video

Video

520a vectorscope

Entertainment; Video

Discontinued Tektronix vectorscope. It has been replaced by the 1780R.

59.94 fields per second

Entertainment; Video

Field rate of NTSC color television.

alignment

Entertainment; Video

Most commonly, Head Alignment, but also used to describe the process of adjusting a recorder’s Bias and Equalization for optimum results from a specific tape.

5-step staircase

Entertainment; Video

This signal is commonly used to check luminance gain linearity.

alpha

Entertainment; Video

See Alpha Channel and Alpha Mix.

60 fields per second

Entertainment; Video

Field rate of the ATSC/SMPTE HDEP standard.

alpha channel

Entertainment; Video

The alpha channel is used to specify an alpha value for each color pixel. The alpha value is used to control the blending, on a pixel-by-pixel basis, of two images. Alpha typically has a normalized ...

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