Hello, Thanks for reply.
Scaler method mean through DISP_CMD_SCALER_EXECUTE. Right now I am using neon based optimized method for conversion but it is too slow. I want to do it through hardware if possible. On Tuesday, 4 August 2015 19:40:45 UTC+5:30, Gregor Riepl wrote: > > > I have requirement of convert ARGB8888(Android buffer format) to > YUV420sp > > format for encoding purpose. I heard about Scaler method for conversion > but it > > doesn't support YUV420sp as output format. Is there any other way to > convert > > ARGB8888 format to YUV420sp format through hardware support? > > I am working on A20 based board with kernel 3.4. > > Can you elaborate on what you mean with "Scaler method"? > > If your input/conversion API doesn't support any YUV420sp conversion modes > (try to search for NV12 or NV21), you could use a Renderscript based or > NEON > optimized software conversion instead. > See here, for example: https://code.google.com/p/libyuv/ > > Or, if you have fast RGB->YUV420p conversion in place, you could do the UV > plane interleaving by hand. > -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
