vp56.h File Reference

VP5 and VP6 compatible video decoder (common features) More...

#include "avcodec.h"
#include "get_bits.h"
#include "hpeldsp.h"
#include "bytestream.h"
#include "h264chroma.h"
#include "videodsp.h"
#include "vp3dsp.h"
#include "vp56dsp.h"

Go to the source code of this file.

Classes
struct	VP56Tree
struct	VP56mv
struct	VP56RangeCoder
struct	VP56RefDc
struct	VP56Macroblock
struct	VP56Model
struct	vp56_context

Macros
#define	VP56_SIZE_CHANGE   1
#define	vp56_rac_get_prob   vp56_rac_get_prob

Typedefs
typedef struct vp56_context	VP56Context
typedef struct VP56Tree	VP56Tree
typedef struct VP56mv	VP56mv
typedef void(*	VP56ParseVectorAdjustment) (VP56Context *s, VP56mv *vect)
typedef void(*	VP56Filter) (VP56Context *s, uint8_t *dst, uint8_t *src, int offset1, int offset2, ptrdiff_t stride, VP56mv mv, int mask, int select, int luma)
typedef int(*	VP56ParseCoeff) (VP56Context *s)
typedef void(*	VP56DefaultModelsInit) (VP56Context *s)
typedef void(*	VP56ParseVectorModels) (VP56Context *s)
typedef int(*	VP56ParseCoeffModels) (VP56Context *s)
typedef int(*	VP56ParseHeader) (VP56Context *s, const uint8_t *buf, int buf_size)
typedef struct VP56RangeCoder	VP56RangeCoder
typedef struct VP56RefDc	VP56RefDc
typedef struct VP56Macroblock	VP56Macroblock
typedef struct VP56Model	VP56Model

Enumerations
enum	VP56Frame {   VP56_FRAME_NONE =-1, VP56_FRAME_CURRENT = 0, VP56_FRAME_PREVIOUS = 1, VP56_FRAME_GOLDEN = 2,   VP56_FRAME_GOLDEN2 = 3 }
enum	VP56mb {   VP56_MB_INTER_NOVEC_PF = 0, VP56_MB_INTRA = 1, VP56_MB_INTER_DELTA_PF = 2, VP56_MB_INTER_V1_PF = 3,   VP56_MB_INTER_V2_PF = 4, VP56_MB_INTER_NOVEC_GF = 5, VP56_MB_INTER_DELTA_GF = 6, VP56_MB_INTER_4V = 7,   VP56_MB_INTER_V1_GF = 8, VP56_MB_INTER_V2_GF = 9 }

Functions
int	ff_vp56_init (AVCodecContext *avctx, int flip, int has_alpha)
int	ff_vp56_init_context (AVCodecContext *avctx, VP56Context *s, int flip, int has_alpha)
int	ff_vp56_free (AVCodecContext *avctx)
int	ff_vp56_free_context (VP56Context *s)
void	ff_vp56_init_dequant (VP56Context *s, int quantizer)
int	ff_vp56_decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
int	ff_vp56_init_range_decoder (VP56RangeCoder *c, const uint8_t *buf, int buf_size)

Variables
const uint8_t	ff_vp56_norm_shift [256]
	vp56 specific range coder implementation

Detailed Description

VP5 and VP6 compatible video decoder (common features)

Enumeration Type Documentation

VP56mb

enum VP56mb

Enumerator
VP56_MB_INTER_NOVEC_PF	Inter MB, no vector, from previous frame.
VP56_MB_INTRA	Intra MB.
VP56_MB_INTER_DELTA_PF	Inter MB, above/left vector + delta, from previous frame.
VP56_MB_INTER_V1_PF	Inter MB, first vector, from previous frame.
VP56_MB_INTER_V2_PF	Inter MB, second vector, from previous frame.
VP56_MB_INTER_NOVEC_GF	Inter MB, no vector, from golden frame.
VP56_MB_INTER_DELTA_GF	Inter MB, above/left vector + delta, from golden frame.
VP56_MB_INTER_4V	Inter MB, 4 vectors, from previous frame.
VP56_MB_INTER_V1_GF	Inter MB, first vector, from golden frame.
VP56_MB_INTER_V2_GF	Inter MB, second vector, from golden frame.