jpeg2000.c File Reference

JPEG 2000 image encoder and decoder common functions. More...

#include "libavutil/attributes.h"
#include "libavutil/avassert.h"
#include "libavutil/common.h"
#include "libavutil/imgutils.h"
#include "libavutil/mem.h"
#include "avcodec.h"
#include "internal.h"
#include "jpeg2000.h"

Macros
#define	SHL(a, n)   ((n) >= 0 ? (a) << (n) : (a) >> -(n))

Functions
void av_cold	ff_jpeg2000_init_tier1_luts (void)
void	ff_jpeg2000_set_significance (Jpeg2000T1Context *t1, int x, int y, int negative)
int	ff_jpeg2000_init_component (Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty, Jpeg2000QuantStyle *qntsty, int cbps, int dx, int dy, AVCodecContext *avctx)
void	ff_jpeg2000_reinit (Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
void	ff_jpeg2000_cleanup (Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)

Variables
uint8_t	ff_jpeg2000_sigctxno_lut [256][4]
uint8_t	ff_jpeg2000_sgnctxno_lut [16][16]
uint8_t	ff_jpeg2000_xorbit_lut [16][16]

Detailed Description

JPEG 2000 image encoder and decoder common functions.