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/* Return a module argument as unsigned 32bit value in *value */
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int pa_modargs_get_value_u32(pa_modargs *ma, const char *key, uint32_t *value);
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int pa_modargs_get_value_s32(pa_modargs *ma, const char *key, int32_t *value);
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/* Return sample spec data from the three arguments "rate", "format" and "channels" */
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int pa_modargs_get_sample_spec(pa_modargs *ma, pa_sample_spec *ss);