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cimport libav as lib
from libc.stdint cimport int64_t, uint8_t
cdef int pyio_read(void *opaque, uint8_t *buf, int buf_size) noexcept nogil
cdef int pyio_write(void *opaque, const uint8_t *buf, int buf_size) noexcept nogil
cdef int64_t pyio_seek(void *opaque, int64_t offset, int whence) noexcept nogil
cdef int pyio_close_gil(lib.AVIOContext *pb)
cdef int pyio_close_custom_gil(lib.AVIOContext *pb)
cdef class PyIOFile:
# File-like source.
cdef readonly object file
cdef object fread
cdef object fwrite
cdef object fseek
cdef object ftell
cdef object fclose
# Custom IO for above.
cdef lib.AVIOContext *iocontext
cdef unsigned char *buffer
cdef long pos
cdef bint pos_is_valid
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