[alsa-devel] what is the difference between SNDRV_PCM_IOCTL_WRITEN_FRAMES and SNDRV_PCM_IOCTL_WRITEI_FRAMES

Clemens Ladisch clemens at ladisch.de
Mon May 20 13:41:11 CEST 2013


Zhang wei wrote:
> I know the format likes below when use SNDRV_PCM_IOCTL_WRITEI_FRAMES
> L+R+L+R+L+R...
> L:a frame left channel data.
> R:a frame right channel data.
>
> But what is the kind of format when use SNDRV_PCM_IOCTL_WRITEN_FRAMES?

Multiple buffers, LLL... and RRR...


Regards,
Clemens


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