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    ALSA project - the C library reference
    
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Data Fields | |
| void * | addr | 
| unsigned int | first | 
| unsigned int | step | 
PCM area specification
| void* snd_pcm_channel_area_t::addr | 
base address of channel samples
| unsigned int snd_pcm_channel_area_t::first | 
offset to first sample in bits
| unsigned int snd_pcm_channel_area_t::step | 
samples distance in bits