Paul Davis wrote: > On Mon, Sep 7, 2009 at 4:53 AM, Clemens Ladisch<[email protected]> wrote: > > There is no extra buffer for these functions; snd_pcm_write/read* copy > > the data to/from the same hardware buffer that would be used by the mmap > > functions. > > snd_pcm_write() and snd_pcm_read(), IIRC, allow reads&writes of chunks > of data that are not period-sized.
Yes. So does snd_pcm_mmap_commit(). > do you have an alternate explanation for louis' timing observations? Apparently a different algorithm. Louis, can we see your program? Best regards, Clemens _______________________________________________ Linux-audio-dev mailing list [email protected] http://lists.linuxaudio.org/mailman/listinfo/linux-audio-dev
