Function libjxl_sys::JxlButteraugliApiSetParallelRunner

pub unsafe extern "C" fn JxlButteraugliApiSetParallelRunner(
    api: *mut JxlButteraugliApi, 
    parallel_runner: JxlParallelRunner, 
    parallel_runner_opaque: *mut c_void
)

Set the parallel runner for multithreading.

@param api api instance. @param parallel_runner function pointer to runner for multithreading. A multithreaded runner should be set to reach fast performance. @param parallel_runner_opaque opaque pointer for parallel_runner.