cimport libav as lib


cdef class SubtitleProxy:
    cdef lib.AVSubtitle struct


cdef class SubtitleSet:
    cdef SubtitleProxy proxy
    cdef readonly tuple rects


cdef class Subtitle:
    cdef SubtitleProxy proxy
    cdef lib.AVSubtitleRect *ptr
    cdef readonly bytes type

cdef class TextSubtitle(Subtitle):
    pass

cdef class ASSSubtitle(Subtitle):
    pass

cdef class BitmapSubtitle(Subtitle):
    cdef readonly planes

cdef class BitmapSubtitlePlane:
    cdef readonly BitmapSubtitle subtitle
    cdef readonly int index
    cdef readonly long buffer_size
    cdef void *_buffer