Very cool, and thanks so much for being persistent about this, it uncovered some other bugs that I found in the search for the problem, and also shows more VBI buffers being needed to :-).
Thanks, Chris On Tue, Apr 26, 2005 at 08:44:11PM +0200, Sigurd Nes wrote: > That was it! > > Here is what I did: > dd if=/dev/video0 of=/tmp/test.mpg bs=128k > - ok > > Start "watch tv" from mythtv. > ENC IRQ OVERFLOW starts after 3 sec > > dd if=/dev/video0 of=/tmp/test.mpg bs=128k > ENC IRQ OVERFLOW starts after 3 sec > > ivtvctl -x 0 > ivtvctl -b 0 > > dd if=/dev/video0 of=/tmp/test.mpg bs=128k > - ok > > Changed the VBI format in mythtv-setup to 'None' (from PAL-teletext) > Start "watch tv" from mythtv. > - ok > > Regards > > Sigurd > > Chris Kennedy wrote: > >It's only VBI that has changed, it seems that Myth is setup to enable VBI > >and so that's what is going on, try doing this (while myth is not > >running).. > > > >ivtvctl -x 0 > >ivtvctl -b 0 > > > >dd if=/dev/video0 of=/tmp/test.mpg bs=128k > > > > > >See if that produces them. > > > >Thanks, > >Chris > >On Tue, Apr 26, 2005 at 08:05:04PM +0200, Sigurd Nes wrote: > > > >>This is what I just did: > >> > >>copied ivtv-irq.c from 0.3.2z into 0.3.3n and commented out two > >>instances of ivtv_dma_show_status: OK > >> > >>copied ivtv-irq.c from 0.3.3 into 0.3.3n and commented out two instances > >>of ivtv_dma_show_status: ENC IRQ OVERFLOW starts 3 sec after starting > >>"watch tv" from mythtv > >> > >>In the ivtv-0.3.2z_3.diff there seems to be a lot of changes to ivtv-irq.c > >> > >>Regards > >> > >>Sigurd > >> > >>Chris Kennedy wrote: > >> > >>>Does this fix if you grab the ivtv-irq.c from 3.3 too?, Trying to figure > >>>out which version changed, can't be 3.2z, because that version would only > >>>affect VBI DMA which you are not using, so has to be a newer version > >>>than those two between 3.2z and 3.3. It's odd because I don't know if > >>>others > >>>are having the problem, (if so please speak up and help with which > >>>versions > >>>broke), at least all my test systems are not having this problem. So > >>>really need to figure out which version this broke at and so can narrow > >>>down the search area, it has to be after 3.3 sometime. > >>> > >>>Thanks, > >>>Chris > >>> > >>>On Tue, Apr 26, 2005 at 07:28:40PM +0200, Sigurd Nes wrote: > >>> > >>> > >>>>That is why I had to comment it out â to get it to compile. > >>>>(The problem occurs from 0.3.2z to 0.3.3) > >>>> > >>>>Regards > >>>> > >>>>Sigurd > >>>> > >>>>Chris Kennedy wrote: > >>>> > >>>> > >>>>>That is odd, because that function is totally removed from 3.3n now? > >>>>> > >>>>>Thanks, > >>>>>Chris > >>>>>On Tue, Apr 26, 2005 at 07:12:35PM +0200, Sigurd Nes wrote: > >>>>> > >>>>> > >>>>> > >>>>>>Grabbed ivtv-irq.c from 0.3.2z and commented out two instances of > >>>>>>ivtv_dma_show_status made it work. > >>>>>> > >>>>>>Regards > >>>>>> > >>>>>>Sigurd > >>>>>> > >>>>>>Chris Kennedy wrote: > >>>>>> > >>>>>> > >>>>>> > >>>>>>>It's odd because the only thing changed between 3.2z and 3.3 are > >>>>>>>things > >>>>>>>having to do with VBI, not anything else that I can see, is it > >>>>>>>happening right between those two versions or another between 3.2z > >>>>>>>and 3.3k? > >>>>>>> > >>>>>>>Thanks > >>>>>>>Chris > >>>>>>> > >>>>>>>On Tue, Apr 26, 2005 at 06:57:33PM +0200, Sigurd Nes wrote: > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>>>The ENC IRQ OVERFLOW is still a problem with 0.3.3n > >>>>>>>> > >>>>>>>>Regards > >>>>>>>> > >>>>>>>>Sigurd > >>>>>>>> > >>>>>>>>Chris Kennedy wrote: > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>>>This is re-released with the vbi-insert fix, so should re-download > >>>>>>>>>it > >>>>>>>>>if already grabbed it, seems to have been a bug which may have > >>>>>>>>>bitten people without a clue as to what was going on, but this > >>>>>>>>>explains some > >>>>>>>>>things. Possibly certain systems having DMA buffer problems, with > >>>>>>>>>the STEALING BUFFER messages, could have just been hit with this, > >>>>>>>>>also would have driven CPU up a bit I believe in the past, but also > >>>>>>>>>just ran VBI and embedded into the mpeg sometime by default. > >>>>>>>>> > >>>>>>>>>#0.3.3n: http://www.ivtv.tv/releases/ivtv-0.3/ > >>>>>>>>> > >>>>>>>>> > >>>>>>>>>Thanks, > >>>>>>>>>Chris > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>>------------------------------------------------------- > >>>>>>>>SF.Net email is sponsored by: Tell us your software development > >>>>>>>>plans! > >>>>>>>>Take this survey and enter to win a one-year sub to SourceForge.net > >>>>>>>>Plus IDC's 2005 look-ahead and a copy of this survey > >>>>>>>>Click here to start! > >>>>>>>>http://www.idcswdc.com/cgi-bin/survey?id=105hix > >>>>>>>>_______________________________________________ > >>>>>>>>ivtv-devel mailing list > >>>>>>>>[email protected] > >>>>>>>>https://lists.sourceforge.net/lists/listinfo/ivtv-devel > >>>>>>> > >>>>>>> > >>>>>>------------------------------------------------------- > >>>>>>SF.Net email is sponsored by: Tell us your software development plans! > >>>>>>Take this survey and enter to win a one-year sub to SourceForge.net > >>>>>>Plus IDC's 2005 look-ahead and a copy of this survey > >>>>>>Click here to start! http://www.idcswdc.com/cgi-bin/survey?id=105hix > >>>>>>_______________________________________________ > >>>>>>ivtv-devel mailing list > >>>>>>[email protected] > >>>>>>https://lists.sourceforge.net/lists/listinfo/ivtv-devel > >>>>> > >>>>> > >>>> > >>>>------------------------------------------------------- > >>>>SF.Net email is sponsored by: Tell us your software development plans! > >>>>Take this survey and enter to win a one-year sub to SourceForge.net > >>>>Plus IDC's 2005 look-ahead and a copy of this survey > >>>>Click here to start! http://www.idcswdc.com/cgi-bin/survey?id=105hix > >>>>_______________________________________________ > >>>>ivtv-devel mailing list > >>>>[email protected] > >>>>https://lists.sourceforge.net/lists/listinfo/ivtv-devel > >>> > >>> > >> > >> > >>------------------------------------------------------- > >>SF.Net email is sponsored by: Tell us your software development plans! > >>Take this survey and enter to win a one-year sub to SourceForge.net > >>Plus IDC's 2005 look-ahead and a copy of this survey > >>Click here to start! http://www.idcswdc.com/cgi-bin/survey?id=105hix > >>_______________________________________________ > >>ivtv-devel mailing list > >>[email protected] > >>https://lists.sourceforge.net/lists/listinfo/ivtv-devel > > > > > > > > ------------------------------------------------------- > SF.Net email is sponsored by: Tell us your software development plans! > Take this survey and enter to win a one-year sub to SourceForge.net > Plus IDC's 2005 look-ahead and a copy of this survey > Click here to start! http://www.idcswdc.com/cgi-bin/survey?id=105hix > _______________________________________________ > ivtv-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/ivtv-devel -- --- Chris Kennedy / [EMAIL PROTECTED] Engineer KMOS-TV/KTBG-FM Broadcasting Services Department Central Missouri State University ------------------------------------------------------- SF.Net email is sponsored by: Tell us your software development plans! Take this survey and enter to win a one-year sub to SourceForge.net Plus IDC's 2005 look-ahead and a copy of this survey Click here to start! http://www.idcswdc.com/cgi-bin/survey?id5hix _______________________________________________ ivtv-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ivtv-devel
