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size_t pa_usec_to_bytes ( pa_usec_t  t,
const pa_sample_spec spec 

Calculates the number of bytes that are required for the specified time. The return value will always be rounded down for non-integral return values.


Definition at line 91 of file sample.c.

References pa_sample_spec::channels, pa_sample_spec::format, PA_USEC_PER_SEC, and pa_sample_spec::rate.

    pa_return_val_if_fail(pa_sample_spec_valid(spec), 0);

    return (size_t) (((t * spec->rate) / PA_USEC_PER_SEC)) * (size_table[spec->format] * spec->channels);

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