vlc.h File Reference

#include <stdint.h>

Go to the source code of this file.

Data Structures
struct	VLC
struct	RL_VLC_ELEM

Macros
#define	VLC_TYPE   int16_t
#define	init_vlc(vlc, nb_bits, nb_codes, bits, bits_wrap, bits_size, codes, codes_wrap, codes_size, flags)
#define	INIT_VLC_LE   2
#define	INIT_VLC_USE_NEW_STATIC   4
#define	INIT_VLC_SPARSE_STATIC(vlc, bits, a, b, c, d, e, f, g, h, i, j, static_size)
#define	INIT_LE_VLC_SPARSE_STATIC(vlc, bits, a, b, c, d, e, f, g, h, i, j, static_size)
#define	INIT_VLC_STATIC(vlc, bits, a, b, c, d, e, f, g, static_size)   INIT_VLC_SPARSE_STATIC(vlc, bits, a, b, c, d, e, f, g, NULL, 0, 0, static_size)
#define	INIT_LE_VLC_STATIC(vlc, bits, a, b, c, d, e, f, g, static_size)   INIT_LE_VLC_SPARSE_STATIC(vlc, bits, a, b, c, d, e, f, g, NULL, 0, 0, static_size)

Functions
int	ff_init_vlc_sparse (VLC *vlc, int nb_bits, int nb_codes, const void *bits, int bits_wrap, int bits_size, const void *codes, int codes_wrap, int codes_size, const void *symbols, int symbols_wrap, int symbols_size, int flags)
void	ff_free_vlc (VLC *vlc)

Macro Definition Documentation

VLC_TYPE

#define VLC_TYPE   int16_t

Definition at line 24 of file vlc.h.

init_vlc

#define init_vlc	(		vlc,
			nb_bits,
			nb_codes,
			bits,
			bits_wrap,
			bits_size,
			codes,
			codes_wrap,
			codes_size,
			flags
	)

Value:

    ff_init_vlc_sparse(vlc, nb_bits, nb_codes,          \
                       bits, bits_wrap, bits_size,      \
                       codes, codes_wrap, codes_size,   \
                       NULL, 0, 0, flags)

Definition at line 38 of file vlc.h.

INIT_VLC_LE

#define INIT_VLC_LE   2

Definition at line 54 of file vlc.h.

INIT_VLC_USE_NEW_STATIC

#define INIT_VLC_USE_NEW_STATIC   4

Definition at line 55 of file vlc.h.

INIT_VLC_SPARSE_STATIC

#define INIT_VLC_SPARSE_STATIC	(		vlc,
			bits,
			a,
			b,
			c,
			d,
			e,
			f,
			g,
			h,
			i,
			j,
			static_size
	)

Value:

    do {                                                                   \
        static VLC_TYPE table[static_size][2];                             \
        (vlc)->table           = table;                                    \
        (vlc)->table_allocated = static_size;                              \
        ff_init_vlc_sparse(vlc, bits, a, b, c, d, e, f, g, h, i, j,        \
            INIT_VLC_USE_NEW_STATIC);                                      \
    } while (0)

Definition at line 57 of file vlc.h.

INIT_LE_VLC_SPARSE_STATIC

#define INIT_LE_VLC_SPARSE_STATIC	(		vlc,
			bits,
			a,
			b,
			c,
			d,
			e,
			f,
			g,
			h,
			i,
			j,
			static_size
	)

Value:

    do {                                                                   \
        static VLC_TYPE table[static_size][2];                             \
        (vlc)->table           = table;                                    \
        (vlc)->table_allocated = static_size;                              \
        ff_init_vlc_sparse(vlc, bits, a, b, c, d, e, f, g, h, i, j,        \
            INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);                        \
    } while (0)

Definition at line 66 of file vlc.h.

INIT_VLC_STATIC

#define INIT_VLC_STATIC	(		vlc,
			bits,
			a,
			b,
			c,
			d,
			e,
			f,
			g,
			static_size
	)		INIT_VLC_SPARSE_STATIC(vlc, bits, a, b, c, d, e, f, g, NULL, 0, 0, static_size)

Definition at line 75 of file vlc.h.

INIT_LE_VLC_STATIC

#define INIT_LE_VLC_STATIC	(		vlc,
			bits,
			a,
			b,
			c,
			d,
			e,
			f,
			g,
			static_size
	)		INIT_LE_VLC_SPARSE_STATIC(vlc, bits, a, b, c, d, e, f, g, NULL, 0, 0, static_size)

Definition at line 78 of file vlc.h.

Function Documentation

ff_init_vlc_sparse()

int ff_init_vlc_sparse	(	VLC *	vlc,
		int	nb_bits,
		int	nb_codes,
		const void *	bits,
		int	bits_wrap,
		int	bits_size,
		const void *	codes,
		int	codes_wrap,
		int	codes_size,
		const void *	symbols,
		int	symbols_wrap,
		int	symbols_size,
		int	flags
	)

Definition at line 273 of file bitstream.c.

Referenced by atrac9_decode_init(), build_canonical_huff(), build_huff(), build_huff10(), build_huff_tree(), build_vlc(), clv_decode_init(), ff_atrac3p_init_vlcs(), ff_ccitt_unpack_init(), generate_joint_tables(), huff_build(), huff_build10(), huff_build12(), init_ralf_vlc(), init_vlcs(), mpc8_decode_init(), mss4_init_vlc(), on2avc_decode_init(), read_code_table(), rv34_gen_vlc(), and rv40_init_tables().

ff_free_vlc()

void ff_free_vlc

(

VLC *

vlc

)

Definition at line 359 of file bitstream.c.

Referenced by atrac9_decode_close(), build_huff(), build_vlc(), cfhd_close(), clv_decode_end(), cook_decode_close(), decode_argb_frame(), decode_close(), decode_end(), decode_plane(), decode_plane10(), decode_rgb24_frame(), decode_rle(), decode_yuv_frame(), dnxhd_decode_close(), dnxhd_init_vlc(), ff_dvvideo_init(), ff_ivi_dec_huff_desc(), ff_ivi_decode_close(), ff_mjpeg_decode_dht(), ff_mjpeg_decode_end(), ff_wma_end(), fraps2_decode_plane(), free_vlcs(), generate_joint_tables(), hq_hqa_decode_close(), hqx_decode_close(), huff_build(), huff_build10(), huff_build12(), image_ctx_free(), ivi_free_buffers(), jpg_free_context(), magy_decode_end(), mimic_decode_end(), mp_decode_frame(), mss4_free_vlcs(), on2avc_free_vlcs(), read_huffman_code_normal(), read_huffman_tables(), read_old_huffman_tables(), smacker_decode_header_tree(), smka_decode_frame(), tm2_free_codes(), vorbis_free(), vp3_decode_end(), vp6_build_huff_tree(), and vp6_decode_free_context().