test exception_samplerate protocol-decoder i2s input misc/no-samplerate.sr output i2s exception match SamplerateError test 2ch-16bit-16khz protocol-decoder i2s channel sck=0 channel ws=1 channel sd=2 input i2s/2ch-16bit-16khz/2ch-16bit-16khz.sr output i2s annotation match 2ch-16bit-16khz.output