Re: Surround decoder plugin and questions about multichannel output

2009-02-14 Thread Juho Vähä-Herttua
Frank Dischner wrote: > Yes and no. As far as I can tell, they can only do passive upmixing. > My plugin performs an fft and uses the phase and magnitude to steer > Hmm, do you use some library for FFT or do you perform it yourself? Just curious... > output. Changing PA_CHANNEL_MAP_DEFAULT to

Re: Surround decoder plugin and questions about multichannel output

2009-02-14 Thread Frank Dischner
> Can't both Alsa and PulseAudio do this for you without a line of code? Yes and no. As far as I can tell, they can only do passive upmixing. My plugin performs an fft and uses the phase and magnitude to steer the individual frequency bins. It can decode pro logic, pro logic 2, sq and qs encodings