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...ft up to the encoder. > Compared to DVB > it seems much more compact. It is also less flexiable as far as > controling the display. I think it could be better for allowing text > searches of the video. > Our customers in AU and the UK us teletex for the captioning. > > Joe Straitiff wrote: > > >If I remember correctly, DVB is all raster graphics. They > define several > >graphic formats (4bit, 8bit, full color) to save bandwidth, > and there is > >certain amount of buffer memory built into the model so you > can pre-load the > >images....