JackOfAll wrote: > DSD can be output as DoP, with the DSD payload encapsulated in PCM if > you have a DoP compatible DAC. Otherwise, the DSD is decimated, then > re-sampled to 176k4 and output as native PCM. (The point being, that > there is no native DSD direct from the I2S pins, just PCM.) > > At the moment there isn't native 352k8 and 384k PCM support in > (downstream or upstream) Pi kernel. It's not a very well kept secret > that if you have a HAT with TI DAC chip, that 352k8/384k works perfectly > fine. The code hasn't hit raspberrypi github yet. There is a small > patchset here, that again I will submit a pull request for, once it has > been tested with the HB DAC+Pro HAT in master mode. Any of the TI DAC > HAT's work fine @384k in slave mode with these patches, from the > earliest first gen HB DAC (PCM5102a) on a 'B', to the most recent DAC+ > product lines from both HB and IQ. (NB: This also results in decimated > DSD64 being output at 352k8 native PCM, rather than re-sampled to > 176k4.) > > 'rpi-4.4.y-384k' > (https://github.com/DigitalDreamtimeLtd/linux/commits/rpi-4.4.y-384k)
understand,thank you for your explanation.:) ------------------------------------------------------------------------ chijen's Profile: http://forums.slimdevices.com/member.php?userid=65713 View this thread: http://forums.slimdevices.com/showthread.php?t=105018 _______________________________________________ unix mailing list unix@lists.slimdevices.com http://lists.slimdevices.com/mailman/listinfo/unix
