I am pretty sure the audio problems appeared after 0.3.2y When I revert to that one, it seems clean.
> Chris, > > yes, if I change itv->vbi_raw_size (line 560) to the value for the > saa7115 (1443) I get the previous behaviour, i.e. teletext works and osc > shows the stair pattern on the left hand side. If I use 1444 instead, > osc shows properly aligned VBI lines. > Hope this helps. > > > I reread my mail and realized that it states that all the problems > appered in 0.3.4a. Only the statement about VBI working or not related > to 0.3.4a. > > The obervations about using mtt and mplayer at the same time are valid > for all versions with VBI support for the 150 I tested, not just 0.3.4a. > > The audio problems on composite and svideo are also not new, they are > there since you reworked the driver some time after 0.3.2p. > > > Uli > > Chris Kennedy wrote: >> Hmm, seems odd, for CC it is working better, but if teletext is not >> working >> maybe some settings need to be different for it, not sure why though, we >> are >> using the exact same setup as the Windows drivers do, something seems >> odd >> here, if possible try changing the line size to the same as the >> pvr350/250 >> cards, you can do that in ivtv-driver.c in the part that checks for the >> digitizer type, the RAW_VBI variables, from ivtv-driver.h. >> >> Thanks, >> Chris >> On Wed, May 04, 2005 at 08:02:15PM +0200, Ulrich Mayer wrote: >> >>>Hi Chris, >>> >>>I dropped back to 0.3.3y. VBI teletext is much worse with 0.3.4a. From >>>looking at the output of osc (from zvbi-0.2.8/test) I get the impression >>>VBI does not correctly sync... >>> >>>If I try to read teletext while watching TV (mplayer /dev/video), VBI >>>seems not to be available (that is starting the teletext app mtt after >>>mplayer). >>>If I do it the other way round (first mtt then mplayer) the picture gets >>>block artefacts and depending on the content (it seems) mplayer >>>complains after a while about my system being to slow. (Duron 1600) >>> >>>Btw. audio on tuner is perfect while on composite and svideo it has >>>noise. It's not distorted, rather like listening to a dirty LP (The old >>>disks which were read by a diamod scratching the groove). Sometimes it >>>mutes by itself. >>> >>>I've got a PAL PVR-150: >>>tveeprom: Hauppauge: model = 26034, rev = C197, serial# = 7702916 >>>tveeprom: tuner = LG PAL (TAPE Series) (idx = 97, type = 55) >>>tveeprom: tuner fmt = PAL(B/G) PAL(D/K) (eeprom = 0x44, v4l2 = >>> 0x00000e07) >>>tveeprom: audio_processor = MSP3400C (type = 4) >>>I use pal=G in modprobe.conf >>> >>>Chris Kennedy wrote: >>> >>>>This makes the vbi line size dynamic and change depending on >>>>your digitizer, seems that the saa7115 needs one size, while the >>>>cx25840 needs another, and so now the driver adjusts for whichever >>>>card you have (seems to miss characters in the vbi stream if the >>>>size isn't right, at least for CC). Please test in PAL for teletext >>>>and NTSC for CC and let me know how it works. >>>> >>>>Also in utils/ there is a new program called capture, which is taken >>> >>>>from the zvbi test utils directory and modified to include vbi.c in >>> >>>>it. This requires some defines changed to point to the zvbi source >>>>(available from zapping.sf.net), and can be used to get sliced vbi >>>>out of the pvr150/500 cards (though software slicing), and right now >>>>will print out CC using the -O option just as nice as vbi.c will. >>>>It also is good to test raw output with, and should work the same >>>>consistently with any pvr card, showing raw output or sliced output >>>>I think (and shows how to use zvbi to manipulate the VBI data). >>>> >>>> >>>>#0.3.4a: http:/www.ivtv.tv/releases/ivtv-0.3/ >>>> >>>> >>>>Thanks, >>>>Chris >>> >>> >>> >>>------------------------------------------------------- >>>This SF.Net email is sponsored by: NEC IT Guy Games. >>>Get your fingers limbered up and give it your best shot. 4 great events, >>> 4 >>>opportunities to win big! Highest score wins.NEC IT Guy Games. Play to >>>win an NEC 61 plasma display. Visit http://www.necitguy.com/?r=20 >>>_______________________________________________ >>>ivtv-devel mailing list >>>[email protected] >>>https://lists.sourceforge.net/lists/listinfo/ivtv-devel >> >> > > > > ------------------------------------------------------- > This SF.Net email is sponsored by: NEC IT Guy Games. > Get your fingers limbered up and give it your best shot. 4 great events, 4 > opportunities to win big! Highest score wins.NEC IT Guy Games. Play to > win an NEC 61 plasma display. Visit http://www.necitguy.com/?r=20 > _______________________________________________ > ivtv-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/ivtv-devel > > ------------------------------------------------------- This SF.Net email is sponsored by: NEC IT Guy Games. Get your fingers limbered up and give it your best shot. 4 great events, 4 opportunities to win big! Highest score wins.NEC IT Guy Games. Play to win an NEC 61 plasma display. 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