[Openchrome-users] [openChrome] #15: Make Unichrome Pro Xv / XvMC sync on TV field.
OpenChrome Trac
trac
Wed Nov 4 10:04:32 PST 2009
#15: Make Unichrome Pro Xv / XvMC sync on TV field.
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Reporter: unichrome at shipmail.org | Owner: anonymous
Type: enhancement | Status: assigned
Priority: major | Component: xvmc-lib
Version: | Resolution:
Keywords: | Blocking:
Blockedby: |
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Comment(by ErrorCorrector):
When watching interlaced video from TV, tearing effect appears. xv needs
to sync frames to produce smooth picture.
http://en.wikipedia.org/wiki/Vertical_synchronization
at least on cx700, syncing can be done with hardware. There are registers
for that. The driver code is missing obviously. I believe that this could
mabe by looking at the code from working epia xv implementation/vsync and
just make similar stuff on cx700. I mean someone could do that, I am not
capable. :-) I can test this of course.
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Ticket URL: <http://www.openchrome.org/trac/ticket/15#comment:7>
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