jpegls.c File Reference

#include "internal.h"
#include "jpegls.h"

Go to the source code of this file.

Functions
void	ff_jpegls_init_state (JLSState *state)
	Calculate initial JPEG-LS parameters. More...
static int	iso_clip (int v, int vmin, int vmax)
	Custom value clipping function used in T1, T2, T3 calculation. More...
void	ff_jpegls_reset_coding_parameters (JLSState *s, int reset_all)
	Calculate JPEG-LS codec values. More...

Detailed Description

JPEG-LS common code.

Definition in file jpegls.c.

Function Documentation

ff_jpegls_init_state()

void ff_jpegls_init_state

(

JLSState *

state

)

Calculate initial JPEG-LS parameters.

Definition at line 31 of file jpegls.c.

Referenced by encode_picture_ls(), and ff_jpegls_decode_picture().

iso_clip()

static int iso_clip ( int  v, int  vmin, int  vmax  )

inlinestatic

Custom value clipping function used in T1, T2, T3 calculation.

Definition at line 54 of file jpegls.c.

Referenced by ff_jpegls_reset_coding_parameters().

ff_jpegls_reset_coding_parameters()

void ff_jpegls_reset_coding_parameters	(	JLSState *	s,
		int	reset_all
	)

Calculate JPEG-LS codec values.

Definition at line 62 of file jpegls.c.

Referenced by encode_picture_ls(), ff_jpegls_decode_picture(), and ls_store_lse().