Range coder. More...
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Functions | |
void | ff_init_range_encoder (RangeCoder *c, uint8_t *buf, int buf_size) |
void | ff_init_range_decoder (RangeCoder *c, const uint8_t *buf, int buf_size) |
void | ff_build_rac_states (RangeCoder *c, int factor, int max_p) |
int | ff_rac_terminate (RangeCoder *c) |
Range coder.
based upon "Range encoding: an algorithm for removing redundancy from a digitised message. G. N. N. Martin Presented in March 1979 to the Video & Data Recording Conference, IBM UK Scientific Center held in Southampton July 24-27 1979."
Definition in file rangecoder.c.
void ff_build_rac_states | ( | RangeCoder * | c, |
int | factor, | ||
int | max_p | ||
) |
Definition at line 59 of file rangecoder.c.
Referenced by decode_frame(), and read_extra_header().
void ff_init_range_decoder | ( | RangeCoder * | c, |
const uint8_t * | buf, | ||
int | buf_size | ||
) |
Definition at line 52 of file rangecoder.c.
Referenced by decode_frame(), and read_extra_header().
void ff_init_range_encoder | ( | RangeCoder * | c, |
uint8_t * | buf, | ||
int | buf_size | ||
) |
Definition at line 41 of file rangecoder.c.
Referenced by ff_init_range_decoder().
int ff_rac_terminate | ( | RangeCoder * | c | ) |
Definition at line 99 of file rangecoder.c.