libavcodec/rl.h File Reference

rl header. More...

#include <stdint.h>
#include "get_bits.h"

Go to the source code of this file.

Data Structures
struct	RLTable
	RLTable. More...
Defines
#define	MAX_RUN   64
#define	MAX_LEVEL   64
#define	INIT_VLC_RL(rl, static_size)
Functions
void	ff_init_rl (RLTable *rl, uint8_t static_store[2][2 *MAX_RUN+MAX_LEVEL+3])
void	ff_init_vlc_rl (RLTable *rl)
static int	get_rl_index (const RLTable *rl, int last, int run, int level)

---

Detailed Description

rl header.

Definition in file rl.h.

---

Define Documentation

#define INIT_VLC_RL	(	rl,
		static_size		)

Value:

{\
    int q;\
    static RL_VLC_ELEM rl_vlc_table[32][static_size];\
    INIT_VLC_STATIC(&rl.vlc, 9, rl.n + 1,\
             &rl.table_vlc[0][1], 4, 2,\
             &rl.table_vlc[0][0], 4, 2, static_size);\
\
    if(!rl.rl_vlc[0]){\
        for(q=0; q<32; q++)\
            rl.rl_vlc[q]= rl_vlc_table[q];\
\
        ff_init_vlc_rl(&rl);\
    }\
}

Definition at line 59 of file rl.h.

Referenced by decode_init(), ff_h263_decode_init_vlc(), ff_msmpeg4_decode_init(), and h261_decode_init_vlc().

#define MAX_LEVEL   64

Definition at line 35 of file rl.h.

Referenced by ff_init_rl(), ff_init_vlc_rl(), ff_MPV_common_init(), ff_msmpeg4_decode_block(), ff_msmpeg4_encode_block(), ff_msmpeg4_encode_init(), find_best_tables(), get_size_of_code(), init_2d_vlc_rl(), init_uni_h263_rl_tab(), init_uni_mpeg4_rl_tab(), mpeg4_decode_block(), and parse_mp4_descr().

#define MAX_RUN   64

Definition at line 34 of file rl.h.

Referenced by ff_init_rl(), ff_MPV_common_init(), ff_msmpeg4_decode_block(), ff_msmpeg4_encode_block(), ff_msmpeg4_encode_init(), find_best_tables(), init_uni_h263_rl_tab(), init_uni_mpeg4_rl_tab(), and mpeg4_decode_block().

---

Function Documentation

void ff_init_rl	(	RLTable *	rl,
		uint8_t	static_store[2][2 *MAX_RUN+MAX_LEVEL+3]
	)

Parameters:

static_store

static uint8_t array[2][2*MAX_RUN + MAX_LEVEL + 3] which will hold the level and run tables, if this is NULL av_malloc() will be used

Definition at line 1100 of file mpegvideo.c.

Referenced by decode_init(), encode_init(), ff_h261_encode_init(), ff_h263_decode_init_vlc(), ff_h263_encode_init(), ff_mpeg12_init_vlcs(), ff_mpeg1_encode_init(), ff_msmpeg4_decode_init(), ff_msmpeg4_encode_init(), and h261_decode_init_vlc().

void ff_init_vlc_rl

(

RLTable *

rl

)

Definition at line 1152 of file mpegvideo.c.

static int get_rl_index	(	const RLTable *	rl,
		int	last,
		int	run,
		int	level
	)			[inline, static]

Definition at line 75 of file rl.h.

Referenced by ff_msmpeg4_encode_block(), get_size_of_code(), h261_encode_block(), h263_encode_block(), init_uni_h263_rl_tab(), and init_uni_mpeg4_rl_tab().