-struct pa_sink_input* pa_sink_input_new(struct pa_sink *s, const char *name, const struct pa_sample_spec *spec);
-void pa_sink_input_free(struct pa_sink_input* i);
+struct pa_sink_input* pa_sink_input_new(struct pa_sink *s, const char *name, const struct pa_sample_spec *spec, int variable_rate, int resample_method);
+void pa_sink_input_unref(struct pa_sink_input* i);
+struct pa_sink_input* pa_sink_input_ref(struct pa_sink_input* i);