Hi, On Thu, Jan 10, 2019 at 09:33:01PM +0800, ayaka wrote: > I forget a important thing, for the rkvdec and rk hevc decoder, it would > requests cabac table, scaling list, picture parameter set and reference > picture storing in one or various of DMA buffers. I am not talking about the > data been parsed, the decoder would requests a raw data. > > For the pps and rps, it is possible to reuse the slice header, just let the > decoder know the offset from the bitstream bufer, I would suggest to add > three properties(with sps) for them. But I think we need a method to mark a > OUTPUT side buffer for those aux data. I'm not sure this is something we actually want. The whole design decision was that we wouldn't have a bitstream parser in the kernel, and doing as you suggest goes against that design. And either if it is something that turns out to be useful, this is really out of scope for this series. Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com
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