On Dienstag, 8. Februar 2005 20:46, Tony Houghton wrote: > In <[EMAIL PROTECTED]>, Stefan Lucke wrote: > > > Back to the list (the right one ?): > > It's mostly on-topic, but I may want to bring up some related points > that are related to VDR and not DirectFB. > > > On Sonntag, 6. Februar 2005 21:12, Tony Houghton wrote: > > > > > > Unfortunately I'm only getting a blank white screen - with black bars > > > top and bottom, because the 16:9 option only works if I select it > > > manually at start-up, but that problem is lower priority ATM! VDR is > > > working correctly in the background, I can hear the sound and change > > > channels. When the OSD comes up I can see a white area overlapping the > > > border in the shape of the proper OSD. I remember seeing this white > > > screen phenomenon before, but I can't remember why or what I did to stop > > > it. > > > > That previous diff failed the test on my vdr-1.2.1 G400 system too, got > > a flickering green image via s-video. But time goes on and this next one > > works with: > > > > a) vdr-1.3.18, DirectFB cvs from 2005-02-05, G550, composite out + > > monitor, P4 2.2G > > b) vdr-1.2.1, DirectFB 0.9.20, G400, s-video out, P3 Celeron 1.2G > > c) vdr-1.3.19, DirectFB 0.9.21, G450, S-Video, P3 Celeron 1.2GHz. > > :-)
OK, I commited the diff to cvs. > > > To be honest, on system "b" viewing is unacceptable. When OSD kicks in, > > video seems to be slow motion. Without OSD there is a jitter/flicker > > every now and then. CPU load at that time was about 50%. > > > > That has to be resolved too, next step(s). I'm wondering why these > > effects are not noticable on system "a". > So now we get OT for this list and should continue on softdevice-devel. https://lists.berlios.de/mailman/listinfo/softdevice-devel > It works quite smoothly for me with the same CPU as your (b), so I > suspect it's due more to the outdated VDR or (more likely) DirectFB than > CPU power. VDR 1.2 may be worth supporting until 1.3 becomes 1.4 stable > release, but I think you should try upgrading from DirectFB 0.9.20 to > .21 before worrying. > > I do have some issues though, I'm afraid: > > (a) A/V sync is a bit of a problem. It's probably mostly my fault for > buying a sound card that cost only about �5 new and may therefore have a > dodgy clock, but without any guarantee that a more expensive card would > fix the problem I'd rather see a software workaround of dynamic > resampling. I'm willing to do most of the work on this myself, but I > think I might need lots of help from you, explaining the stages the > sound goes through as it's decoded and buffered etc. > > (b) Sometimes when starting VDR after using MPlayer I get the blank > white screen problem again and I can't make it work properly until I > reboot. > > (c) I can't use VDR's mplayer plugin for two reasons. One is that > softdevice appears to be leaving the sound card tied up, so mplayer > can't play sound. The other is that when returning to VDR it either > plays a couple of seconds of sound with a black screen, then locks up > with lots of ringbuffer errors in the log, or produces a garbled screen > in garish colours with only room for about half the OSD. When I used to > use th DXR3 plugin, starting the mplayer plugin would pop up a message > about releasing DXR3 devices, so I guess something similar is needed for > softdevice to make it fully shut down and reinitialise. > -- Stefan Lucke
