#include <cavs.h>

Data Fields
AVCodecContext *	avctx

BlockDSPContext	bdsp

H264ChromaContext	h264chroma

IDCTDSPContext	idsp

VideoDSPContext	vdsp

CAVSDSPContext	cdsp

GetBitContext	gb

AVSFrame	cur
	currently decoded frame

AVSFrame	DPB [2]
	reference frames

int	dist [2]
	temporal distances from current frame to ref frames

int	low_delay

int	profile

int	level

int	aspect_ratio

int	mb_width

int	mb_height

int	width

int	height

int	stream_revision
	0 for samples from 2006, 1 for rm52j encoder

int	progressive

int	pic_structure

int	skip_mode_flag
	select between skip_count or one skip_flag per MB

int	loop_filter_disable

int	alpha_offset

int	beta_offset

int	ref_flag

int	mbx

int	mby

int	mbidx
	macroblock coordinates

int	flags
	availability flags of neighbouring macroblocks

int	stc
	last start code

uint8_t *	cy

uint8_t *	cu

uint8_t *	cv
	current MB sample pointers

int	left_qp

uint8_t *	top_qp

cavs_vector	mv [2 4 3]
	mv motion vector cache 0: D3 B2 B3 C2 4: A1 X0 X1 - 8: A3 X2 X3 -

cavs_vector *	top_mv [2]

cavs_vector *	col_mv

int	pred_mode_Y [3 *3]
	luma pred mode cache 0: – B2 B3 3: A1 X0 X1 6: A3 X2 X3

int *	top_pred_Y

ptrdiff_t	l_stride

ptrdiff_t	c_stride

int	luma_scan [4]

int	qp

int	qp_fixed

int	pic_qp_fixed

int	cbp

ScanTable	scantable

uint8_t *	top_border_y
	intra prediction is done with un-deblocked samples they are saved here before deblocking the MB

uint8_t *	top_border_u

uint8_t *	top_border_v

uint8_t	left_border_y [26]

uint8_t	left_border_u [10]

uint8_t	left_border_v [10]

uint8_t	intern_border_y [26]

uint8_t	topleft_border_y

uint8_t	topleft_border_u

uint8_t	topleft_border_v

void(*	intra_pred_l [8])(uint8_t d, uint8_t top, uint8_t *left, int stride)

void(*	intra_pred_c [7])(uint8_t d, uint8_t top, uint8_t *left, int stride)

uint8_t *	col_type_base

int	sym_factor
	for scaling in symmetrical B block

int	direct_den [2]
	for scaling in direct B block

int	scale_den [2]
	for scaling neighbouring MVs

uint8_t *	edge_emu_buffer

int	got_keyframe

int16_t *	block

Detailed Description

Definition at line 163 of file cavs.h.

Field Documentation

AVCodecContext* AVSContext::avctx

Definition at line 164 of file cavs.h.

Referenced by cavs_decode_frame(), decode_mb_b(), decode_mb_i(), decode_pic(), decode_residual_block(), decode_residual_inter(), decode_seq_header(), decode_slice_header(), dequant(), and ff_cavs_init().

BlockDSPContext AVSContext::bdsp

Definition at line 165 of file cavs.h.

Referenced by decode_residual_block(), and ff_cavs_init().

H264ChromaContext AVSContext::h264chroma

Definition at line 166 of file cavs.h.

Referenced by ff_cavs_init(), and ff_cavs_inter().

IDCTDSPContext AVSContext::idsp

Definition at line 167 of file cavs.h.

Referenced by ff_cavs_init().

VideoDSPContext AVSContext::vdsp

Definition at line 168 of file cavs.h.

Referenced by ff_cavs_init(), and mc_dir_part().

CAVSDSPContext AVSContext::cdsp

Definition at line 169 of file cavs.h.

Referenced by decode_residual_block(), ff_cavs_filter(), ff_cavs_init(), and ff_cavs_inter().

GetBitContext AVSContext::gb

Definition at line 170 of file cavs.h.

Referenced by cavs_decode_frame(), check_for_slice(), decode_mb_b(), decode_mb_i(), decode_mb_p(), decode_pic(), decode_residual_chroma(), decode_residual_inter(), decode_seq_header(), and ff_cavs_mv().

AVSFrame AVSContext::cur

currently decoded frame

Definition at line 171 of file cavs.h.

Referenced by cavs_decode_frame(), decode_mb_i(), decode_pic(), decode_slice_header(), dequant(), ff_cavs_end(), ff_cavs_init(), ff_cavs_init_pic(), ff_cavs_next_mb(), and set_mv_intra().

AVSFrame AVSContext::DPB[2]

reference frames

Definition at line 172 of file cavs.h.

Referenced by cavs_decode_frame(), decode_pic(), ff_cavs_end(), ff_cavs_init(), and mc_part_std().

int AVSContext::dist[2]

temporal distances from current frame to ref frames

Definition at line 173 of file cavs.h.

Referenced by decode_pic(), ff_cavs_mv(), mv_pred_direct(), and mv_pred_sym().

int AVSContext::low_delay

Definition at line 174 of file cavs.h.

Referenced by cavs_decode_frame(), decode_pic(), and decode_seq_header().

int AVSContext::profile

Definition at line 175 of file cavs.h.

Referenced by decode_seq_header().

int AVSContext::level

Definition at line 175 of file cavs.h.

Referenced by decode_seq_header().

int AVSContext::aspect_ratio

Definition at line 176 of file cavs.h.

Referenced by decode_seq_header().

int AVSContext::mb_width

Definition at line 177 of file cavs.h.

Referenced by decode_seq_header(), decode_slice_header(), ff_cavs_init_mb(), ff_cavs_init_top_lines(), ff_cavs_next_mb(), and mc_dir_part().

int AVSContext::mb_height

Definition at line 177 of file cavs.h.

Referenced by check_for_slice(), decode_seq_header(), decode_slice_header(), ff_cavs_init_top_lines(), ff_cavs_next_mb(), and mc_dir_part().

int AVSContext::width

Definition at line 178 of file cavs.h.

Referenced by decode_seq_header().

int AVSContext::height

Definition at line 178 of file cavs.h.

Referenced by decode_seq_header().

int AVSContext::stream_revision

0 for samples from 2006, 1 for rm52j encoder

Definition at line 179 of file cavs.h.

Referenced by decode_pic(), and set_intra_mode_default().

int AVSContext::progressive

Definition at line 180 of file cavs.h.

Referenced by decode_pic().

int AVSContext::pic_structure

Definition at line 181 of file cavs.h.

Referenced by decode_pic(), and decode_slice_header().

int AVSContext::skip_mode_flag

select between skip_count or one skip_flag per MB

Definition at line 182 of file cavs.h.

Referenced by decode_pic().

int AVSContext::loop_filter_disable

Definition at line 183 of file cavs.h.

Referenced by decode_pic(), and ff_cavs_filter().

int AVSContext::alpha_offset

Definition at line 184 of file cavs.h.

Referenced by decode_pic().

int AVSContext::beta_offset

Definition at line 184 of file cavs.h.

Referenced by decode_pic().

int AVSContext::ref_flag

Definition at line 185 of file cavs.h.

Referenced by decode_mb_p(), and decode_pic().

int AVSContext::mbx

Definition at line 186 of file cavs.h.

Referenced by check_for_slice(), decode_mb_i(), dequant(), ff_cavs_filter(), ff_cavs_init_mb(), ff_cavs_init_pic(), ff_cavs_load_intra_pred_chroma(), ff_cavs_load_intra_pred_luma(), ff_cavs_modify_mb_i(), ff_cavs_next_mb(), mc_part_std(), and set_intra_mode_default().

int AVSContext::mby

Definition at line 186 of file cavs.h.

Referenced by decode_slice_header(), dequant(), ff_cavs_init_pic(), ff_cavs_next_mb(), and mc_part_std().

int AVSContext::mbidx

macroblock coordinates

Definition at line 186 of file cavs.h.

Referenced by decode_mb_b(), decode_mb_p(), decode_slice_header(), ff_cavs_init_pic(), ff_cavs_next_mb(), set_mv_intra(), and store_mvs().

int AVSContext::flags

availability flags of neighbouring macroblocks

Definition at line 187 of file cavs.h.

Referenced by decode_slice_header(), ff_cavs_filter(), ff_cavs_init_mb(), ff_cavs_init_pic(), ff_cavs_load_intra_pred_chroma(), ff_cavs_load_intra_pred_luma(), ff_cavs_modify_mb_i(), and ff_cavs_next_mb().

int AVSContext::stc

last start code

Definition at line 188 of file cavs.h.

Referenced by cavs_decode_frame(), check_for_slice(), decode_pic(), and decode_slice_header().

uint8_t* AVSContext::cy

Definition at line 189 of file cavs.h.

Referenced by decode_mb_i(), decode_residual_inter(), ff_cavs_filter(), ff_cavs_init_pic(), ff_cavs_inter(), ff_cavs_load_intra_pred_luma(), and ff_cavs_next_mb().

uint8_t * AVSContext::cu

Definition at line 189 of file cavs.h.

Referenced by decode_mb_i(), decode_residual_chroma(), ff_cavs_filter(), ff_cavs_init_pic(), ff_cavs_inter(), and ff_cavs_next_mb().

uint8_t * AVSContext::cv

current MB sample pointers

Definition at line 189 of file cavs.h.

Referenced by decode_mb_i(), decode_residual_chroma(), ff_cavs_filter(), ff_cavs_init_pic(), ff_cavs_inter(), and ff_cavs_next_mb().

int AVSContext::left_qp

Definition at line 190 of file cavs.h.

Referenced by ff_cavs_filter().

uint8_t* AVSContext::top_qp

Definition at line 191 of file cavs.h.

Referenced by decode_pic(), decode_seq_header(), ff_cavs_end(), ff_cavs_filter(), and ff_cavs_init_top_lines().

cavs_vector AVSContext::mv[2 *4 *3]

mv motion vector cache 0: D3 B2 B3 C2 4: A1 X0 X1 - 8: A3 X2 X3 -

X are the vectors in the current macroblock (5,6,9,10) A is the macroblock to the left (4,8) B is the macroblock to the top (1,2) C is the macroblock to the top-right (3) D is the macroblock to the top-left (0)

the same is repeated for backward motion vectors

Definition at line 205 of file cavs.h.

Referenced by decode_mb_b(), ff_cavs_filter(), ff_cavs_init(), ff_cavs_init_mb(), ff_cavs_init_pic(), ff_cavs_inter(), ff_cavs_mv(), ff_cavs_next_mb(), set_mv_intra(), and store_mvs().