libavcodec/rv34.h File Reference

RV30 and RV40 decoder common data declarations. More...

#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
#include "h264pred.h"

Go to the source code of this file.

Data Structures
struct	RV34VLC
	VLC tables used by the decoder. More...
struct	SliceInfo
	essential slice information More...
struct	RV34DecContext
	decoder context More...
Defines
#define	MB_TYPE_SEPARATE_DC   0x01000000
#define	IS_SEPARATE_DC(a)   ((a) & MB_TYPE_SEPARATE_DC)
Enumerations
enum	RV40BlockTypes {   RV34_MB_TYPE_INTRA, RV34_MB_TYPE_INTRA16x16, RV34_MB_P_16x16, RV34_MB_P_8x8,   RV34_MB_B_FORWARD, RV34_MB_B_BACKWARD, RV34_MB_SKIP, RV34_MB_B_DIRECT,   RV34_MB_P_16x8, RV34_MB_P_8x16, RV34_MB_B_BIDIR, RV34_MB_P_MIX16x16,   RV34_MB_TYPES }
	RV30 and RV40 Macroblock types. More...
Functions
int	ff_rv34_get_start_offset (GetBitContext *gb, int blocks)
	common decoding functions
int	ff_rv34_decode_init (AVCodecContext *avctx)
	Initialize decoder.
int	ff_rv34_decode_frame (AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
int	ff_rv34_decode_end (AVCodecContext *avctx)

---

Detailed Description

RV30 and RV40 decoder common data declarations.

Definition in file rv34.h.

---

Define Documentation

#define IS_SEPARATE_DC

(

a

)

((a) & MB_TYPE_SEPARATE_DC)

Definition at line 37 of file rv34.h.

Referenced by rv30_loop_filter(), and rv40_loop_filter().

#define MB_TYPE_SEPARATE_DC   0x01000000

Definition at line 36 of file rv34.h.

---

Enumeration Type Documentation

enum RV40BlockTypes

RV30 and RV40 Macroblock types.

Enumerator:

RV34_MB_TYPE_INTRA	Intra macroblock.
RV34_MB_TYPE_INTRA16x16	Intra macroblock with DCs in a separate 4x4 block.
RV34_MB_P_16x16	P-frame macroblock, one motion frame.
RV34_MB_P_8x8	P-frame macroblock, 8x8 motion compensation partitions.
RV34_MB_B_FORWARD	B-frame macroblock, forward prediction.
RV34_MB_B_BACKWARD	B-frame macroblock, backward prediction.
RV34_MB_SKIP	Skipped block.
RV34_MB_B_DIRECT	Bidirectionally predicted B-frame macroblock, no motion vectors.
RV34_MB_P_16x8	P-frame macroblock, 16x8 motion compensation partitions.
RV34_MB_P_8x16	P-frame macroblock, 8x16 motion compensation partitions.
RV34_MB_B_BIDIR	Bidirectionally predicted B-frame macroblock, two motion vectors.
RV34_MB_P_MIX16x16	P-frame macroblock with DCs in a separate 4x4 block, one motion vector.
RV34_MB_TYPES

Definition at line 42 of file rv34.h.

---

Function Documentation

int ff_rv34_decode_end

(

AVCodecContext *

avctx

)

Definition at line 1539 of file rv34.c.

int ff_rv34_decode_frame	(	AVCodecContext *	avctx,
		void *	data,
		int *	data_size,
		AVPacket *	avpkt
	)

Definition at line 1419 of file rv34.c.

int ff_rv34_decode_init

(

AVCodecContext *

avctx

)

Initialize decoder.

Definition at line 1372 of file rv34.c.

Referenced by rv30_decode_init(), and rv40_decode_init().

int ff_rv34_get_start_offset	(	GetBitContext *	gb,
		int	mb_size
	)

common decoding functions

common decoding functions

Todo:

Maybe replace with ff_h263_decode_mba() ?

Definition at line 406 of file rv34.c.

Referenced by rv30_parse_slice_header(), and rv40_parse_slice_header().