Article View: comp.multimedia
Article #1165Re: TV resolution?
From: Greg Estes
Date: Wed, 18 Nov 1992 01:34
Date: Wed, 18 Nov 1992 01:34
20 lines
1260 bytes
1260 bytes
In article <1992Nov17.171855.1@ualr.edu>, djlewis@ualr.edu writes: |> Truevision with their TARGA series pretty much set a defact frame grabber |> standard early on. 512x480 is full screen and there is a lessor mode for a |> black box around the video. Even 512x480 offers more than NTSC resolution when |> the capture is in 24bit colour. |> |> Don |> djlewis@ualr.edu |> So, if I understand you correctly, you contend that grabbing an NTSC signal on a 512x480 x 24-bit frame grabber "offers more than NTSC resolution". How is it possible to increase the resolution of a given signal simply by digitizing it at 24-bits (and at less than the commonly accepted 640 x 480 resolution, at that)? Greg Estes
Technical Details
Message-ID:
<1ec6jeINN7cq@fido.asd.sgi.com>Path:
arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!sgiblab!sgigate!sgi!fido!chopin.asd.sgi.com!gregeReferences:
<1992Nov12.190043.1@mars.slu.edu> <Bxn4Jt.K2p@rahul.net> <1992Nov17.113157.12225@waikato.ac.nz> <1992Nov17.171855.1@ualr.edu>Show Full Headers
Complete Article Headers
Path: arc1-ca.pugleaf.net!sparky!uunet!charon.amdahl.com!pacbell.com!sgiblab!sgigate!sgi!fido!chopin.asd.sgi.com!grege From: grege@chopin.asd.sgi.com (Greg Estes) Newsgroups: comp.multimedia Subject: Re: TV resolution? Date: 18 Nov 1992 01:34:38 GMT Organization: Silicon Graphics, Inc. Lines: 21 Distribution: world Message-ID: <1ec6jeINN7cq@fido.asd.sgi.com> References: <1992Nov12.190043.1@mars.slu.edu> <Bxn4Jt.K2p@rahul.net> <1992Nov17.113157.12225@waikato.ac.nz> <1992Nov17.171855.1@ualr.edu> NNTP-Posting-Host: chopin.asd.sgi.com