> -----Original Message----- > From: Pavel Machek [mailto:pa...@ucw.cz] > Sent: Wednesday, June 20, 2018 4:12 PM > To: Nicolas Dufresne > Cc: linux-media@vger.kernel.org; sakari.ai...@linux.intel.com; > niklas.soderl...@ragnatech.se; jerry.w...@intel.com; Limonciello, Mario > Subject: Re: Software-only image processing for Intel "complex" cameras > > Hi! > > > > On Nokia N900, I have similar problems as Intel IPU3 hardware. > > > > > > Meeting notes say that pure software implementation is not fast > > > enough, but that it may be useful for debugging. It would be also > > > useful for me on N900, and probably useful for processing "raw" > > > images > > > from digital cameras. > > > > > > There is sensor part, and memory-to-memory part, right? What is > > > the format of data from the sensor part? What operations would be > > > expensive on the CPU? If we did everthing on the CPU, what would be > > > maximum resolution where we could still manage it in real time? > > > > The IPU3 sensor produce a vendor specific form of bayer. If we manage > > to implement support for this format, it would likely be done in > > software. I don't think anyone can answer your other questions has no > > one have ever implemented this, hence measure performance. > > I believe Intel has some estimates. > > What is the maximum resolution of camera in the current Dell systems? >
5M camera sensor HW spec: 2592x1944 8M camera sensor HW spec: 3264x2448 Thanks,
