TW264548B - Device for scaling and overlaying video with computer graphic display - Google Patents

Device for scaling and overlaying video with computer graphic display

Info

Publication number
TW264548B
TW264548B TW84104209A TW84104209A TW264548B TW 264548 B TW264548 B TW 264548B TW 84104209 A TW84104209 A TW 84104209A TW 84104209 A TW84104209 A TW 84104209A TW 264548 B TW264548 B TW 264548B
Authority
TW
Taiwan
Prior art keywords
scaling
video
responds
address
graphic display
Prior art date
Application number
TW84104209A
Other languages
Chinese (zh)
Inventor
Chii-Cherng Horng
Jieh Jang
Rong-Fuh Shyu
Wenn-Yi Ju
Original Assignee
Winbond Electronics Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Winbond Electronics Corp filed Critical Winbond Electronics Corp
Priority to TW84104209A priority Critical patent/TW264548B/en
Application granted granted Critical
Publication of TW264548B publication Critical patent/TW264548B/en

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  • Image Processing (AREA)

Abstract

A video scaling device for outputting one scaled video with scaling ratio N/D, comprises: control device which responds to one scaling control signal so as to generate one address incrementing signal corresponding to the above scaling ratio; output address pointer which responds address incremental signal and pixel timing of one video for generating one output address; one two ports memory that stores one video digital pixel data, and responds output address to generate one scaled video digital pixel data that is corresponds to the scaling ratio.
TW84104209A 1995-04-28 1995-04-28 Device for scaling and overlaying video with computer graphic display TW264548B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW84104209A TW264548B (en) 1995-04-28 1995-04-28 Device for scaling and overlaying video with computer graphic display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW84104209A TW264548B (en) 1995-04-28 1995-04-28 Device for scaling and overlaying video with computer graphic display

Publications (1)

Publication Number Publication Date
TW264548B true TW264548B (en) 1995-12-01

Family

ID=51402081

Family Applications (1)

Application Number Title Priority Date Filing Date
TW84104209A TW264548B (en) 1995-04-28 1995-04-28 Device for scaling and overlaying video with computer graphic display

Country Status (1)

Country Link
TW (1) TW264548B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7463307B2 (en) 2004-04-02 2008-12-09 Mstar Semiconductor, Inc. Display controlling device capable of displaying multi-windows and related method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7463307B2 (en) 2004-04-02 2008-12-09 Mstar Semiconductor, Inc. Display controlling device capable of displaying multi-windows and related method

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