pub unsafe extern "C" fn cubeb_stream_init(
context: *mut cubeb,
stream: *mut *mut cubeb_stream,
stream_name: *const i8,
input_device: *const c_void,
input_stream_params: *mut cubeb_stream_params,
output_device: *const c_void,
output_stream_params: *mut cubeb_stream_params,
latency_frames: u32,
data_callback: Option<unsafe extern "C" fn(*mut cubeb_stream, *mut c_void, *const c_void, *mut c_void, i64) -> i64>,
state_callback: Option<unsafe extern "C" fn(*mut cubeb_stream, *mut c_void, u32)>,
user_ptr: *mut c_void
) -> i32