h264_cavlc.c File Reference

H.264 / AVC / MPEG-4 part10 cavlc bitstream decoding. More...

#include "internal.h"
#include "avcodec.h"
#include "h264dec.h"
#include "h264_mvpred.h"
#include "h264data.h"
#include "golomb.h"
#include "mpegutils.h"
#include "libavutil/avassert.h"

Macros
#define	CABAC(h)   0
#define	UNCHECKED_BITSTREAM_READER   1
#define	LEVEL_TAB_BITS   8
#define	CHROMA_DC_COEFF_TOKEN_VLC_BITS   8
#define	CHROMA422_DC_COEFF_TOKEN_VLC_BITS   13
#define	COEFF_TOKEN_VLC_BITS   8
#define	TOTAL_ZEROS_VLC_BITS   9
#define	CHROMA_DC_TOTAL_ZEROS_VLC_BITS   3
#define	CHROMA422_DC_TOTAL_ZEROS_VLC_BITS   5
#define	RUN_VLC_BITS   3
#define	RUN7_VLC_BITS   6
#define	STORE_BLOCK(type)

Functions
av_cold void	ff_h264_decode_init_vlc (void)
int	ff_h264_decode_mb_cavlc (const H264Context *h, H264SliceContext *sl)
	Decode a macroblock. More...

Detailed Description

H.264 / AVC / MPEG-4 part10 cavlc bitstream decoding.

Author

Michael Niedermayer micha.nosp@m.elni.nosp@m.@gmx..nosp@m.at

Function Documentation

ff_h264_decode_mb_cavlc()

int ff_h264_decode_mb_cavlc	(	const H264Context *	h,
		H264SliceContext *	sl
	)

Decode a macroblock.

Returns

0 if OK, ER_AC_ERROR / ER_DC_ERROR / ER_MV_ERROR on error