On Tuesday 10 May 2005 05:54, Chris Kennedy wrote:
> Well reading from the /dev/vbi4 device I get clean VBI, and garbled output,
> while at times the output is clean and exact too. So seems our feeding the
> saa7127 isn't always working right, but the actual embedded VBI data is
> clean and good.
>
> So running the vbi work queue from the vsync interrupt may work better?
> Would we possibly want to have a long string queue to store the vbi
> to feed to the saa7127, like we may be overwriting before we write to
> the device? It is amazing sometimes how perfect the output is, then
> it'll sometimes be complete gibberish, although same length and with alot
> of extra characters mixed in.
Better wait until I get the mpeg insertion working properly. I see dropped
frames and what looks like out-of-order vbi packets. Let me first fix that.
Hans
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