Bret Busby wrote: > On Thu, 7 Jan 2010, Eugen Dedu wrote: > >> Date: Thu, 07 Jan 2010 19:16:48 +0100 >> From: Eugen Dedu <[email protected]> >> Reply-To: Ekiga mailing list <[email protected]> >> To: Ekiga mailing list <[email protected]> >> Subject: Re: [Ekiga-list] Video resolution >> >> Bret Busby wrote: >> On Wed, 23 Dec 2009, yannick wrote: >> >>> Date: Wed, 23 Dec 2009 11:48:42 +0100 >>> From: yannick <[email protected]> >>> Reply-To: Ekiga mailing list <[email protected]> >>> To: Ekiga mailing list <[email protected]> >>> Subject: Re: [Ekiga-list] Video resolution >>> >>> Le mardi 22 décembre 2009 à 17:30 +0800, Bret Busby a écrit : >>> Hello. >>> >>> I am wondering what prospect exists, for the video resolution, and >>> thus the displayed video size on screen, to be increased? >>> >>> I have recently purchased a Logitech C300 webcam, which apparently has >>> video resolution of up to 1.3MP; 1280 x 1024, I think. >>> >>> The webcam came with access to a Logitech free videocall facility' >>> "Vid", which apparently (on this computer, anyway) allows for video >>> resolution of up to 640 x480, at 30fps. >>> >>> So, I am wondering whether any intent exists, for Ekiga to provide for >>> image resolution of 640 x 480, or, better, also, 800 x 600, or, even >>> better, also, 1280 x 1024, at 30fps. >>> >> >>> The higher you can get with Ekiga 3.2.x is: 704x...@30fps >> >>> (This is 4CIF, see http://en.wikipedia.org/wiki/4CIF ) >> >> Okay, now I understand; the video format used by Ekiga, is apparently >> for television screens, rather than for computers - >> ("CIF was designed to be easy to convert to PAL or NTSC standards. CIF >> defines a video sequence with a resolution of 352 288 like PAL Source >> Input Format, a framerate of 30000/1001 (roughly 29.97) frames like >> NTSC, with colour encoded using YCbCr 4:2:0." >> and >> "xCIF pixels are not square, instead having a native aspect ratio of >> ~1.222:1. On older television systems, a pixel aspect ratio of 1.2:1 was >> the standard for 525-line systems (see CCIR 601). On square-pixel >> displays (computer screens, many modern televisions) xCIF rasters should >> be rescaled horizontally by ~109% to 4:3 in order to avoid a "stretched" >> look: CIF content expanded horizontally by ~109% results in a 4:3 raster >> of 384 288 square pixels."). >> >> I assume that the 4CIF resolution, is what used to be named something >> like High Definition television, in the 4:3 analogue television format >> (now all television screens available in sizes bigger than 14" >> diagonally, are this silly widescreen format, that makes the pictures >> look like someone heavy has sat on them). >> >> So, is the 4CIF format available for Ekiga, and, how can a user select >> that resolution, to be used? >> >> I could not find a means of selecting different resolutions, in the >> facilities for configuring the Ekiga interface. >> >> Does a method or facility exist, whereby a user (one party to a call) >> selects a particular resolution, as a maximum possible resolution to be >> viewed by the user, and the user interface software or carrier software, >> then determines the lower common factor for the resolution selection >> between the parties to a call, and uses that lower common factor >> resolution, for the call, at each end involved in the call, so that, if >> one party to a call, sets the maximum possible resolution at 4CIF and >> another party sets the resolution at CIF, the CIF resolution gets used >> by the call, to optimise bandwidth usage (me sending video at 4CIF, >> isn't much use, if a receiver can view only CIF) and the call then >> progresses using the lower common factor resolution? > > Hi, > > You can set *your* resolution (the one you send, i.e. your local video) > in Preferences/Video. > > Hello. > > Thank you for your response. > > However, ekiga 2.0.12 does not have that option visible. > > ekiga 2.0.12 is the latest version available from the repository for > Debian stable (Debian 5).
We understand, yet we do not have sufficient man power to maintain the stable version (v2) too. -- Eugen _______________________________________________ ekiga-list mailing list [email protected] http://mail.gnome.org/mailman/listinfo/ekiga-list
