reference count should be released with harfbuzz.global.bufferDestroy when you are done using the #hb_buffer_t. This function never returns NULL. If memory cannot be allocated, a special #hb_buffer_t object will be returned on which harfbuzz.global.bufferAllocationSuccessful returns false.
bufferCreate
fn
harfbuzz.buffer.Buffer bufferCreate()Creates a new #hb_buffer_t with all properties to defaults.
Returns
A newly allocated #hb_buffer_t with a reference count of 1. The initial