The VC1 Context. More...

#include <vc1.h>

Data Fields
MpegEncContext	s

IntraX8Context	x8

H264ChromaContext	h264chroma

VC1DSPContext	vc1dsp

int	bits

int	ttfrm
	Transform type info present at frame level. More...

uint8_t	ttmbf
	Transform type flag. More...

int *	ttblk_base

int *	ttblk
	Transform type at the block level. More...

int	codingset
	index of current table set from 11.8 to use for luma block decoding More...

int	codingset2
	index of current table set from 11.8 to use for chroma block decoding More...

int	pqindex
	raw pqindex used in coding set selection More...

int	a_avail

int	c_avail

uint8_t *	mb_type_base

uint8_t *	mb_type [3]

int16_t	bfraction
	Relative position % anchors=> how to scale MVs. More...

uint8_t	halfpq
	Uniform quant over image and qp+.5. More...

uint8_t	respic
	Frame-level flag for resized images. More...

int	buffer_fullness
	HRD info. More...

uint8_t	mvrange
	Ranges: 0 -> [-64n 63.f] x [-32, 31.f] 1 -> [-128, 127.f] x [-64, 63.f] 2 -> [-512, 511.f] x [-128, 127.f] 3 -> [-1024, 1023.f] x [-256, 255.f]. More...

uint8_t	pquantizer
	Uniform (over sequence) quantizer in use. More...

VLC *	cbpcy_vlc
	CBPCY VLC table. More...

int	tt_index
	Index for Transform Type tables (to decode TTMB) More...

uint8_t *	mv_type_mb_plane
	bitplane for mv_type == (4MV) More...

uint8_t *	direct_mb_plane
	bitplane for "direct" MBs More...

uint8_t *	forward_mb_plane
	bitplane for "forward" MBs More...

int	mv_type_is_raw
	mv type mb plane is not coded More...

int	dmb_is_raw
	direct mb plane is raw More...

int	fmb_is_raw
	forward mb plane is raw More...

int	skip_is_raw
	skip mb plane is not coded More...

uint8_t	last_luty [2][256]

uint8_t	last_lutuv [2][256]
	lookup tables used for intensity compensation More...

uint8_t	aux_luty [2][256]

uint8_t	aux_lutuv [2][256]
	lookup tables used for intensity compensation More...

uint8_t	next_luty [2][256]

uint8_t	next_lutuv [2][256]
	lookup tables used for intensity compensation More...

uint8_t(*	curr_luty )[256]

uint8_t((*	curr_lutuv )[256]

int	last_use_ic

int *	curr_use_ic

int	next_use_ic

int	aux_use_ic

int	rnd
	rounding control More...

uint8_t	dmvrange
	Frame decoding info for interlaced picture. More...

int	fourmvswitch

int	intcomp

uint8_t	lumscale2
	for interlaced field P picture More...

uint8_t	lumshift2

VLC *	mbmode_vlc

VLC *	imv_vlc

VLC *	twomvbp_vlc

VLC *	fourmvbp_vlc

uint8_t	twomvbp

uint8_t	fourmvbp

uint8_t *	fieldtx_plane

int	fieldtx_is_raw

uint8_t	zzi_8x8 [64]

uint8_t *	blk_mv_type_base

uint8_t *	blk_mv_type
	0: frame MV, 1: field MV (interlaced frame) More...

uint8_t *	mv_f_base

uint8_t *	mv_f [2]
	0: MV obtained from same field, 1: opposite field More...

uint8_t *	mv_f_next_base

uint8_t *	mv_f_next [2]

int	field_mode
	1 for interlaced field pictures More...

int	fptype

int	second_field

int	refdist
	distance of the current picture from reference More...

int	numref
	number of past field pictures used as reference More...

int	reffield
	if numref = 0 (1 reference) then reffield decides which More...

int	intcompfield
	which of the two fields to be intensity compensated More...

int	cur_field_type
	0: top, 1: bottom More...

int	ref_field_type [2]
	forward and backward reference field type (top or bottom) More...

int	blocks_off

int	mb_off

int	qs_last
	if qpel has been used in the previous (tr.) picture More...

int	bmvtype

int	frfd

int	brfd
	reference frame distance (forward or backward) More...

int	first_pic_header_flag

int	pic_header_flag

int	p_frame_skipped

int	bi_type

int	x8_type

int16_t(*	block )[6][64]

int	n_allocated_blks

int	cur_blk_idx

int	left_blk_idx

int	topleft_blk_idx

int	top_blk_idx

uint32_t *	cbp_base

uint32_t *	cbp

uint8_t *	is_intra_base

uint8_t *	is_intra

int16_t(*	luma_mv_base )[2]

int16_t((*	luma_mv )[2]

uint8_t	bfraction_lut_index
	Index for BFRACTION value (see Table 40, reproduced into ff_vc1_bfraction_lut[]) More...

uint8_t	broken_link
	Broken link flag (BROKEN_LINK syntax element) More...

uint8_t	closed_entry
	Closed entry point flag (CLOSED_ENTRY syntax element) More...

int	end_mb_x
	Horizontal macroblock limit (used only by mss2) More...

int	parse_only
	Context is used within parser. More...

int	resync_marker
	could this stream contain resync markers More...


int	res_sprite
	Simple/Main Profile sequence header. More...

int	res_y411
	reserved, old interlaced mode More...

int	res_x8
	reserved More...

int	multires
	frame-level RESPIC syntax element present More...

int	res_fasttx
	reserved, always 1 More...

int	res_transtab
	reserved, always 0 More...

int	rangered
	RANGEREDFRM (range reduction) syntax element present at frame level. More...

int	res_rtm_flag
	reserved, set to 1 More...

int	reserved
	reserved More...


int	level
	Advanced Profile. More...

int	chromaformat
	2bits, 2=4:2:0, only defined More...

int	postprocflag
	Per-frame processing suggestion flag present. More...

int	broadcast
	TFF/RFF present. More...

int	interlace
	Progressive/interlaced (RPTFTM syntax element) More...

int	tfcntrflag
	TFCNTR present. More...

int	panscanflag
	NUMPANSCANWIN, TOPLEFT{X,Y}, BOTRIGHT{X,Y} present. More...

int	refdist_flag
	REFDIST syntax element present in II, IP, PI or PP field picture headers. More...

int	extended_dmv
	Additional extended dmv range at P/B frame-level. More...

int	color_prim
	8bits, chroma coordinates of the color primaries More...

int	transfer_char
	8bits, Opto-electronic transfer characteristics More...

int	matrix_coef
	8bits, Color primaries->YCbCr transform matrix More...

int	hrd_param_flag
	Presence of Hypothetical Reference Decoder parameters. More...

int	psf
	Progressive Segmented Frame. More...


int	profile
	Sequence header data for all Profiles TODO: choose between ints, uint8_ts and monobit flags. More...

int	frmrtq_postproc
	3bits, More...

int	bitrtq_postproc
	5bits, quantized framerate-based postprocessing strength More...

int	max_coded_width

int	max_coded_height

int	fastuvmc
	Rounding of qpel vector to hpel ? (not in Simple) More...

int	extended_mv
	Ext MV in P/B (not in Simple) More...

int	dquant
	How qscale varies with MBs, 2bits (not in Simple) More...

int	vstransform
	variable-size [48]x[48] transform type + info More...

int	overlap
	overlapped transforms in use More...

int	quantizer_mode
	2bits, quantizer mode used for sequence, see QUANT_* More...

int	finterpflag
	INTERPFRM present. More...


uint8_t	mv_mode
	Frame decoding info for all profiles. More...

uint8_t	mv_mode2
	Secondary MV coding mode (B frames) More...

int	k_x
	Number of bits for MVs (depends on MV range) More...

int	k_y
	Number of bits for MVs (depends on MV range) More...

int	range_x

int	range_y
	MV range. More...

uint8_t	pq

uint8_t	altpq
	Current/alternate frame quantizer scale. More...

uint8_t	zz_8x8 [4][64]
	Zigzag table for TT_8x8, permuted for IDCT. More...

int	left_blk_sh

int	top_blk_sh
	Either 3 or 0, positions of l/t in blk[]. More...

const uint8_t *	zz_8x4
	Zigzag scan table for TT_8x4 coding mode. More...

const uint8_t *	zz_4x8
	Zigzag scan table for TT_4x8 coding mode. More...

uint8_t	dquantfrm
	pquant parameters More...

uint8_t	dqprofile

uint8_t	dqsbedge

uint8_t	dqbilevel


int	c_ac_table_index
	AC coding set indexes. More...

int	y_ac_table_index
	Luma index from AC2FRM element. More...


uint8_t	lumscale
	Luma compensation parameters. More...

uint8_t	lumshift


uint8_t	rangeredfrm
	Frame decoding info for S/M profiles only. More...

uint8_t	interpfrm


enum FrameCodingMode	fcm
	Frame decoding info for Advanced profile. More...

uint8_t	numpanscanwin

uint8_t	tfcntr

uint8_t	rptfrm

uint8_t	tff

uint8_t	rff

uint16_t	topleftx

uint16_t	toplefty

uint16_t	bottomrightx

uint16_t	bottomrighty

uint8_t	uvsamp

uint8_t	postproc

int	hrd_num_leaky_buckets

uint8_t	bit_rate_exponent

uint8_t	buffer_size_exponent

uint8_t *	acpred_plane
	AC prediction flags bitplane. More...

int	acpred_is_raw

uint8_t *	over_flags_plane
	Overflags bitplane. More...

int	overflg_is_raw

uint8_t	condover

uint16_t *	hrd_rate

uint16_t *	hrd_buffer

uint8_t *	hrd_fullness

uint8_t	range_mapy_flag

uint8_t	range_mapuv_flag

uint8_t	range_mapy

uint8_t	range_mapuv


int	new_sprite
	Frame decoding info for sprite modes. More...

int	two_sprites

AVFrame *	sprite_output_frame

int	output_width

int	output_height

int	sprite_width

int	sprite_height

uint8_t *	sr_rows [2][2]
	Sprite resizer line cache. More...

Detailed Description

The VC1 Context.

Todo:: Change size wherever another size is more efficient Many members are only used for Advanced Profile

Definition at line 173 of file vc1.h.

Field Documentation

MpegEncContext VC1Context::s

Definition at line 174 of file vc1.h.

Referenced by bitplane_decoding(), commit_bitstream_and_slice_buffer(), decode_sequence_header_adv(), decode_wmv9(), dxva2_vc1_decode_slice(), dxva2_vc1_end_frame(), dxva2_vc1_start_frame(), ff_vc1_apply_p_loop_filter(), ff_vc1_decode_blocks(), ff_vc1_decode_end(), ff_vc1_decode_entry_point(), ff_vc1_decode_init_alloc_tables(), ff_vc1_decode_sequence_header(), ff_vc1_interp_mc(), ff_vc1_loop_filter_iblk(), ff_vc1_loop_filter_iblk_delayed(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_chroma4(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_b_mv(), ff_vc1_pred_b_mv_intfi(), ff_vc1_pred_mv(), ff_vc1_pred_mv_intfr(), ff_vc1_smooth_overlap_filter_iblk(), fill_picture_parameters(), fill_slice(), get_chroma_mv(), get_luma_mv(), get_mvdata_interlaced(), init_block_index(), read_bfraction(), scaleforopp(), scaleforsame(), scaleforsame_x(), scaleforsame_y(), vaapi_vc1_decode_slice(), vaapi_vc1_start_frame(), vc1_apply_p_h_loop_filter(), vc1_apply_p_v_loop_filter(), vc1_decode_ac_coeff(), vc1_decode_b_blocks(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_frame(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), vc1_decode_init(), vc1_decode_intra_block(), vc1_decode_p_block(), vc1_decode_p_blocks(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), vc1_decode_p_mb_intfr(), vc1_decode_skip_blocks(), vc1_extract_header(), vc1_get_MVMODE(), vc1_get_MVMODE2(), vc1_get_PTYPE(), vc1_has_ACPRED_bitplane(), vc1_has_DIRECTMB_bitplane(), vc1_has_MVTYPEMB_bitplane(), vc1_has_OVERFLAGS_bitplane(), vc1_has_SKIPMB_bitplane(), vc1_parse_init(), vc1_put_signed_blocks_clamped(), vdpau_vc1_decode_slice(), vdpau_vc1_start_frame(), vop_dquant_decoding(), and wmv9_init().

IntraX8Context VC1Context::x8

Definition at line 175 of file vc1.h.

Referenced by ff_vc1_decode_blocks(), ff_vc1_decode_end(), and ff_vc1_decode_init_alloc_tables().

H264ChromaContext VC1Context::h264chroma

Definition at line 176 of file vc1.h.

Referenced by ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_chroma4(), and vc1_decode_init().

int VC1Context::bits

Definition at line 179 of file vc1.h.

Referenced by decode_wmv9(), vc1_decode_b_blocks(), vc1_decode_frame(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), and vc1_decode_p_blocks().

int VC1Context::res_sprite

Simple/Main Profile sequence header.

reserved, sprite mode

Definition at line 183 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), vc1_decode_frame(), vc1_decode_init(), and wmv9_init().

int VC1Context::res_y411

reserved, old interlaced mode

Definition at line 184 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), and wmv9_init().

int VC1Context::res_x8

reserved

Definition at line 185 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header(), and wmv9_init().

int VC1Context::multires

frame-level RESPIC syntax element present

Definition at line 186 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header(), fill_picture_parameters(), vaapi_vc1_start_frame(), vdpau_vc1_start_frame(), and wmv9_init().

int VC1Context::res_fasttx

reserved, always 1

Definition at line 187 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), vc1_decode_init(), and wmv9_init().

int VC1Context::res_transtab

reserved, always 0

Definition at line 188 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), and wmv9_init().

int VC1Context::rangered

RANGEREDFRM (range reduction) syntax element present at frame level.

Definition at line 189 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header(), fill_picture_parameters(), vaapi_vc1_start_frame(), vdpau_vc1_start_frame(), and wmv9_init().

int VC1Context::res_rtm_flag

reserved, set to 1

Definition at line 191 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_decode_sequence_header(), vc1_decode_p_block(), and wmv9_init().

int VC1Context::reserved

reserved

Definition at line 192 of file vc1.h.

int VC1Context::level

Advanced Profile.

3bits, for Advanced/Simple Profile, provided by TS layer

Definition at line 197 of file vc1.h.

Referenced by decode_sequence_header_adv(), and vc1_decode_init().

int VC1Context::chromaformat

2bits, 2=4:2:0, only defined

Definition at line 198 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_decode_sequence_header(), and fill_picture_parameters().

int VC1Context::postprocflag

Per-frame processing suggestion flag present.

Definition at line 199 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), and vdpau_vc1_start_frame().

int VC1Context::broadcast

TFF/RFF present.

Definition at line 200 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vc1_extract_header(), and vdpau_vc1_start_frame().

int VC1Context::interlace

Progressive/interlaced (RPTFTM syntax element)

Definition at line 201 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vc1_decode_frame(), vc1_extract_header(), and vdpau_vc1_start_frame().

int VC1Context::tfcntrflag

TFCNTR present.

Definition at line 202 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), and vdpau_vc1_start_frame().

int VC1Context::panscanflag

NUMPANSCANWIN, TOPLEFT{X,Y}, BOTRIGHT{X,Y} present.

Definition at line 203 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), and vdpau_vc1_start_frame().

int VC1Context::refdist_flag

REFDIST syntax element present in II, IP, PI or PP field picture headers.

Definition at line 204 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), and vdpau_vc1_start_frame().

int VC1Context::extended_dmv

Additional extended dmv range at P/B frame-level.

Definition at line 205 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), and vdpau_vc1_start_frame().

int VC1Context::color_prim

8bits, chroma coordinates of the color primaries

Definition at line 206 of file vc1.h.

Referenced by decode_sequence_header_adv(), and vc1_decode_init().

int VC1Context::transfer_char

8bits, Opto-electronic transfer characteristics

Definition at line 207 of file vc1.h.

Referenced by decode_sequence_header_adv(), and vc1_decode_init().

int VC1Context::matrix_coef

8bits, Color primaries->YCbCr transform matrix

Definition at line 208 of file vc1.h.

Referenced by decode_sequence_header_adv(), and vc1_decode_init().

int VC1Context::hrd_param_flag

Presence of Hypothetical Reference Decoder parameters.

Definition at line 209 of file vc1.h.

Referenced by decode_sequence_header_adv(), and ff_vc1_decode_entry_point().

int VC1Context::psf

Progressive Segmented Frame.

Definition at line 211 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vc1_extract_header(), and vdpau_vc1_start_frame().

int VC1Context::profile

Sequence header data for all Profiles TODO: choose between ints, uint8_ts and monobit flags.

2bits, Profile

Definition at line 218 of file vc1.h.

Referenced by ff_vc1_decode_blocks(), ff_vc1_decode_init_alloc_tables(), ff_vc1_decode_sequence_header(), ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), ff_vc1_pred_b_mv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vc1_decode_frame(), vc1_decode_init(), vc1_extract_header(), vc1_has_ACPRED_bitplane(), vc1_has_OVERFLAGS_bitplane(), and wmv9_init().

int VC1Context::frmrtq_postproc

3bits,

Definition at line 219 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_decode_sequence_header(), and wmv9_init().

int VC1Context::bitrtq_postproc

5bits, quantized framerate-based postprocessing strength

Definition at line 220 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_decode_sequence_header(), and wmv9_init().

int VC1Context::max_coded_width

Definition at line 221 of file vc1.h.

Referenced by decode_sequence_header_adv(), and ff_vc1_decode_entry_point().

int VC1Context::max_coded_height

Definition at line 221 of file vc1.h.

Referenced by decode_sequence_header_adv(), and ff_vc1_decode_entry_point().

int VC1Context::fastuvmc

Rounding of qpel vector to hpel ? (not in Simple)

Definition at line 222 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_decode_sequence_header(), ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), fill_picture_parameters(), vaapi_vc1_start_frame(), vdpau_vc1_start_frame(), and wmv9_init().

int VC1Context::extended_mv

Ext MV in P/B (not in Simple)

Definition at line 223 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vdpau_vc1_start_frame(), and wmv9_init().

int VC1Context::dquant

How qscale varies with MBs, 2bits (not in Simple)

Definition at line 224 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vdpau_vc1_start_frame(), vop_dquant_decoding(), and wmv9_init().

int VC1Context::vstransform

variable-size [48]x[48] transform type + info

Definition at line 225 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vdpau_vc1_start_frame(), and wmv9_init().

int VC1Context::overlap

overlapped transforms in use

Definition at line 226 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_i_blocks(), vc1_decode_intra_block(), vc1_decode_p_mb(), vc1_has_OVERFLAGS_bitplane(), vdpau_vc1_start_frame(), and wmv9_init().

int VC1Context::quantizer_mode

2bits, quantizer mode used for sequence, see QUANT_*

Definition at line 227 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vdpau_vc1_start_frame(), and wmv9_init().

int VC1Context::finterpflag

INTERPFRM present.

Definition at line 228 of file vc1.h.

Referenced by decode_sequence_header_adv(), ff_vc1_decode_sequence_header(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vdpau_vc1_start_frame(), and wmv9_init().

uint8_t VC1Context::mv_mode

Frame decoding info for all profiles.

MV coding monde

Definition at line 233 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_mv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vc1_get_MVMODE(), vc1_get_MVMODE2(), and vc1_has_MVTYPEMB_bitplane().

uint8_t VC1Context::mv_mode2

Secondary MV coding mode (B frames)

Definition at line 234 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_mv(), fill_picture_parameters(), vc1_get_MVMODE2(), and vc1_has_MVTYPEMB_bitplane().

int VC1Context::k_x

Number of bits for MVs (depends on MV range)

Definition at line 235 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), and get_mvdata_interlaced().

int VC1Context::k_y

Number of bits for MVs (depends on MV range)

Definition at line 236 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), and get_mvdata_interlaced().

int VC1Context::range_x

Definition at line 237 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_b_mv(), ff_vc1_pred_b_mv_intfi(), scaleforopp_x(), scaleforsame_x(), vc1_decode_b_mb_intfr(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

int VC1Context::range_y

MV range.

Definition at line 237 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_b_mv(), ff_vc1_pred_b_mv_intfi(), scaleforopp_y(), scaleforsame_y(), vc1_decode_b_mb_intfr(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

uint8_t VC1Context::altpq

Current/alternate frame quantizer scale.

Definition at line 238 of file vc1.h.

Referenced by vaapi_vc1_start_frame(), and vop_dquant_decoding().

uint8_t VC1Context::zz_8x8[4][64]

Zigzag table for TT_8x8, permuted for IDCT.

Definition at line 239 of file vc1.h.

Referenced by ff_vc1_init_transposed_scantables(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_init(), vc1_decode_intra_block(), and vc1_decode_p_block().

int VC1Context::left_blk_sh

Definition at line 240 of file vc1.h.

Referenced by ff_vc1_init_transposed_scantables(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_init(), and vc1_decode_intra_block().

int VC1Context::top_blk_sh

Either 3 or 0, positions of l/t in blk[].

Definition at line 240 of file vc1.h.

Referenced by ff_vc1_init_transposed_scantables(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_init(), and vc1_decode_intra_block().

const uint8_t* VC1Context::zz_8x4

Zigzag scan table for TT_8x4 coding mode.

Definition at line 241 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), vc1_decode_p_block(), and wmv9_init().

const uint8_t* VC1Context::zz_4x8

Zigzag scan table for TT_4x8 coding mode.

Definition at line 242 of file vc1.h.

Referenced by ff_vc1_decode_sequence_header(), vc1_decode_p_block(), and wmv9_init().

uint8_t VC1Context::dquantfrm

pquant parameters

Definition at line 245 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), vaapi_vc1_start_frame(), vc1_decode_ac_coeff(), and vop_dquant_decoding().

uint8_t VC1Context::dqprofile

Definition at line 246 of file vc1.h.

Referenced by vaapi_vc1_start_frame(), and vop_dquant_decoding().

uint8_t VC1Context::dqsbedge

Definition at line 247 of file vc1.h.

Referenced by vaapi_vc1_start_frame(), and vop_dquant_decoding().

uint8_t VC1Context::dqbilevel

Definition at line 248 of file vc1.h.

Referenced by vaapi_vc1_start_frame(), and vop_dquant_decoding().

int VC1Context::c_ac_table_index

AC coding set indexes.

See Also: 8.1.1.10, p(1)10Chroma index from ACFRM element

Definition at line 254 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_b_blocks(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), and vc1_decode_p_blocks().

int VC1Context::y_ac_table_index

Luma index from AC2FRM element.

Definition at line 255 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_i_blocks(), and vc1_decode_i_blocks_adv().

int VC1Context::ttfrm

Transform type info present at frame level.

Definition at line 257 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), vc1_decode_p_mb_intfr(), and vc1_get_TTFRM().

uint8_t VC1Context::ttmbf

Transform type flag.

Definition at line 258 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_p_block(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

int* VC1Context::ttblk_base

Definition at line 259 of file vc1.h.

Referenced by ff_vc1_decode_end(), ff_vc1_decode_init_alloc_tables(), and vc1_decode_p_blocks().

int * VC1Context::ttblk

Transform type at the block level.

Definition at line 259 of file vc1.h.

Referenced by ff_vc1_decode_init_alloc_tables(), vc1_apply_p_h_loop_filter(), vc1_apply_p_v_loop_filter(), vc1_decode_b_mb_intfr(), vc1_decode_p_blocks(), and vc1_decode_p_mb().

int VC1Context::codingset

index of current table set from 11.8 to use for luma block decoding

Definition at line 260 of file vc1.h.

Referenced by vc1_decode_b_blocks(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), vc1_decode_p_blocks(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

int VC1Context::codingset2

index of current table set from 11.8 to use for chroma block decoding

Definition at line 261 of file vc1.h.

Referenced by vc1_decode_b_blocks(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), vc1_decode_p_block(), vc1_decode_p_blocks(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

int VC1Context::pqindex

raw pqindex used in coding set selection

Definition at line 262 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vc1_decode_b_blocks(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), and vc1_decode_p_blocks().

int VC1Context::a_avail

Definition at line 263 of file vc1.h.

Referenced by vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_i_block_adv(), vc1_decode_i_blocks_adv(), vc1_decode_intra_block(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

int VC1Context::c_avail

Definition at line 263 of file vc1.h.

Referenced by vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_i_block_adv(), vc1_decode_i_blocks_adv(), vc1_decode_intra_block(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

uint8_t* VC1Context::mb_type_base

Definition at line 264 of file vc1.h.

Referenced by ff_vc1_decode_end(), and ff_vc1_decode_init_alloc_tables().

uint8_t * VC1Context::mb_type[3]

Definition at line 264 of file vc1.h.

Referenced by ff_vc1_decode_init_alloc_tables(), ff_vc1_pred_b_mv(), ff_vc1_pred_b_mv_intfi(), get_chroma_mv(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

uint8_t VC1Context::lumscale

Luma compensation parameters.

Definition at line 269 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), and vaapi_vc1_start_frame().

uint8_t VC1Context::lumshift

Definition at line 270 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), and vaapi_vc1_start_frame().

int16_t VC1Context::bfraction

Relative position % anchors=> how to scale MVs.

Definition at line 272 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_b_mv(), ff_vc1_pred_b_mv_intfi(), read_bfraction(), vc1_decode_b_mb(), and vc1_decode_b_mb_intfr().

uint8_t VC1Context::halfpq

Uniform quant over image and qp+.5.

Definition at line 273 of file vc1.h.

Referenced by ff_vc1_decode_blocks(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_intra_block(), vc1_decode_p_block(), and vop_dquant_decoding().

uint8_t VC1Context::respic

Frame-level flag for resized images.

Definition at line 274 of file vc1.h.

Referenced by decode_wmv9(), ff_vc1_parse_frame_header(), and vaapi_vc1_start_frame().

int VC1Context::buffer_fullness

HRD info.

Definition at line 275 of file vc1.h.

uint8_t VC1Context::mvrange

Ranges:

0 -> [-64n 63.f] x [-32, 31.f]
1 -> [-128, 127.f] x [-64, 63.f]
2 -> [-512, 511.f] x [-128, 127.f]
3 -> [-1024, 1023.f] x [-256, 255.f].

Extended MV range flag

Definition at line 282 of file vc1.h.

Referenced by ff_vc1_init_common(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), and vaapi_vc1_start_frame().

uint8_t VC1Context::pquantizer

Uniform (over sequence) quantizer in use.

Definition at line 283 of file vc1.h.

Referenced by ff_vc1_decode_blocks(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_intra_block(), and vc1_decode_p_block().

VLC* VC1Context::cbpcy_vlc

CBPCY VLC table.

Definition at line 284 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_frame(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

int VC1Context::tt_index

Index for Transform Type tables (to decode TTMB)

Definition at line 285 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_p_block(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

uint8_t* VC1Context::mv_type_mb_plane

bitplane for mv_type == (4MV)

Definition at line 286 of file vc1.h.

Referenced by ff_vc1_decode_end(), ff_vc1_decode_init_alloc_tables(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), and vc1_decode_p_mb().

uint8_t* VC1Context::direct_mb_plane

bitplane for "direct" MBs

Definition at line 287 of file vc1.h.

Referenced by ff_vc1_decode_end(), ff_vc1_decode_init_alloc_tables(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_b_mb(), and vc1_decode_b_mb_intfr().

uint8_t* VC1Context::forward_mb_plane

bitplane for "forward" MBs

Definition at line 288 of file vc1.h.

Referenced by ff_vc1_decode_end(), ff_vc1_decode_init_alloc_tables(), ff_vc1_parse_frame_header_adv(), and vc1_decode_b_mb_intfi().

int VC1Context::mv_type_is_raw

mv type mb plane is not coded

Definition at line 289 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_p_mb(), and vc1_has_MVTYPEMB_bitplane().

int VC1Context::dmb_is_raw

direct mb plane is raw

Definition at line 290 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_b_mb(), vc1_decode_b_mb_intfr(), and vc1_has_DIRECTMB_bitplane().

int VC1Context::fmb_is_raw

forward mb plane is raw

Definition at line 291 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and vc1_decode_b_mb_intfi().

int VC1Context::skip_is_raw

skip mb plane is not coded

Definition at line 292 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_b_mb(), vc1_decode_b_mb_intfr(), vc1_decode_p_mb(), vc1_decode_p_mb_intfr(), and vc1_has_SKIPMB_bitplane().

uint8_t VC1Context::last_luty[2][256]

Definition at line 293 of file vc1.h.

Referenced by ff_vc1_mc_1mv(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), and rotate_luts().

uint8_t VC1Context::last_lutuv[2][256]

lookup tables used for intensity compensation

Definition at line 293 of file vc1.h.

Referenced by ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_chroma4(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), and rotate_luts().

uint8_t VC1Context::aux_luty[2][256]

Definition at line 294 of file vc1.h.

Referenced by rotate_luts().

uint8_t VC1Context::aux_lutuv[2][256]

lookup tables used for intensity compensation

Definition at line 294 of file vc1.h.

Referenced by rotate_luts().

uint8_t VC1Context::next_luty[2][256]

Definition at line 295 of file vc1.h.

Referenced by ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_luma(), and rotate_luts().

uint8_t VC1Context::next_lutuv[2][256]

lookup tables used for intensity compensation

Definition at line 295 of file vc1.h.

Referenced by ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_chroma4(), and rotate_luts().

uint8_t(* VC1Context::curr_luty)[256]

Definition at line 296 of file vc1.h.

Referenced by ff_vc1_mc_1mv(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header_adv(), and rotate_luts().

uint8_t((* VC1Context::curr_lutuv)[256]

Definition at line 296 of file vc1.h.

Referenced by ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_parse_frame_header_adv(), and rotate_luts().

int VC1Context::last_use_ic

Definition at line 297 of file vc1.h.

Referenced by ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_chroma4(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), and rotate_luts().

int * VC1Context::curr_use_ic

Definition at line 297 of file vc1.h.

Referenced by ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header_adv(), and rotate_luts().

int VC1Context::next_use_ic

Definition at line 297 of file vc1.h.

Referenced by ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_chroma4(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header_adv(), and rotate_luts().

int VC1Context::aux_use_ic

Definition at line 297 of file vc1.h.

Referenced by rotate_luts().

int VC1Context::rnd

rounding control

Definition at line 298 of file vc1.h.

Referenced by ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_chroma4(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), and vaapi_vc1_start_frame().

uint8_t VC1Context::rangeredfrm

Frame decoding info for S/M profiles only.

out_sample = CLIP((in_sample-128)*2+128)

Definition at line 302 of file vc1.h.

Referenced by ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header(), fill_picture_parameters(), vaapi_vc1_start_frame(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_i_blocks(), vc1_decode_p_mb(), and vdpau_vc1_start_frame().

uint8_t VC1Context::interpfrm

Definition at line 303 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), and ff_vc1_parse_frame_header_adv().

enum FrameCodingMode VC1Context::fcm

Frame decoding info for Advanced profile.

Definition at line 308 of file vc1.h.

Referenced by ff_vc1_mc_1mv(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), vaapi_vc1_start_frame(), vc1_decode_b_blocks(), vc1_decode_frame(), vc1_decode_i_block_adv(), vc1_decode_intra_block(), vc1_decode_p_block(), vc1_decode_p_blocks(), vc1_put_signed_blocks_clamped(), and vdpau_vc1_start_frame().

uint8_t VC1Context::numpanscanwin

Definition at line 309 of file vc1.h.

uint8_t VC1Context::tfcntr

Definition at line 310 of file vc1.h.

uint8_t VC1Context::rptfrm

Definition at line 311 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), vc1_decode_frame(), and vc1_extract_header().

uint8_t VC1Context::tff

Definition at line 311 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), init_block_index(), vaapi_vc1_start_frame(), vc1_decode_frame(), and vc1_extract_header().

uint8_t VC1Context::rff

Definition at line 311 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), vc1_decode_frame(), and vc1_extract_header().

uint16_t VC1Context::topleftx

Definition at line 312 of file vc1.h.

uint16_t VC1Context::toplefty

Definition at line 313 of file vc1.h.

uint16_t VC1Context::bottomrightx

Definition at line 314 of file vc1.h.

uint16_t VC1Context::bottomrighty

Definition at line 315 of file vc1.h.

uint8_t VC1Context::uvsamp

Definition at line 316 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv().

uint8_t VC1Context::postproc

Definition at line 317 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and vaapi_vc1_start_frame().

int VC1Context::hrd_num_leaky_buckets

Definition at line 318 of file vc1.h.

Referenced by decode_sequence_header_adv(), and ff_vc1_decode_entry_point().

uint8_t VC1Context::bit_rate_exponent

Definition at line 319 of file vc1.h.

uint8_t VC1Context::buffer_size_exponent

Definition at line 320 of file vc1.h.

uint8_t* VC1Context::acpred_plane

AC prediction flags bitplane.

Definition at line 321 of file vc1.h.

Referenced by ff_vc1_decode_end(), ff_vc1_decode_init_alloc_tables(), ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_i_blocks_adv(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

int VC1Context::acpred_is_raw

Definition at line 322 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_i_blocks_adv(), and vc1_has_ACPRED_bitplane().

uint8_t* VC1Context::over_flags_plane

Overflags bitplane.

Definition at line 323 of file vc1.h.

Referenced by ff_vc1_decode_end(), ff_vc1_decode_init_alloc_tables(), ff_vc1_parse_frame_header_adv(), ff_vc1_smooth_overlap_filter_iblk(), vaapi_vc1_start_frame(), and vc1_decode_i_blocks_adv().

int VC1Context::overflg_is_raw

Definition at line 324 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), vaapi_vc1_start_frame(), vc1_decode_i_blocks_adv(), and vc1_has_OVERFLAGS_bitplane().

uint8_t VC1Context::condover

Definition at line 325 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), ff_vc1_smooth_overlap_filter_iblk(), vaapi_vc1_start_frame(), vc1_decode_i_blocks_adv(), and vc1_has_OVERFLAGS_bitplane().

uint16_t* VC1Context::hrd_rate

Definition at line 326 of file vc1.h.

Referenced by ff_vc1_decode_end(), and ff_vc1_init_common().

uint16_t * VC1Context::hrd_buffer

Definition at line 326 of file vc1.h.

Referenced by ff_vc1_decode_end(), and ff_vc1_init_common().

uint8_t* VC1Context::hrd_fullness

Definition at line 327 of file vc1.h.

uint8_t VC1Context::range_mapy_flag

Definition at line 328 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), fill_picture_parameters(), vaapi_vc1_start_frame(), and vdpau_vc1_start_frame().

uint8_t VC1Context::range_mapuv_flag

Definition at line 329 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), fill_picture_parameters(), vaapi_vc1_start_frame(), and vdpau_vc1_start_frame().

uint8_t VC1Context::range_mapy

Definition at line 330 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), fill_picture_parameters(), vaapi_vc1_start_frame(), and vdpau_vc1_start_frame().

uint8_t VC1Context::range_mapuv

Definition at line 331 of file vc1.h.

Referenced by ff_vc1_decode_entry_point(), fill_picture_parameters(), vaapi_vc1_start_frame(), and vdpau_vc1_start_frame().

uint8_t VC1Context::dmvrange

Frame decoding info for interlaced picture.

Extended differential MV range flag

Definition at line 335 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and get_mvdata_interlaced().

int VC1Context::fourmvswitch

Definition at line 336 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and vc1_decode_p_mb_intfr().

int VC1Context::intcomp

Definition at line 337 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and fill_picture_parameters().

uint8_t VC1Context::lumscale2

for interlaced field P picture

Definition at line 338 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and fill_picture_parameters().

uint8_t VC1Context::lumshift2

Definition at line 339 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and fill_picture_parameters().

VLC* VC1Context::mbmode_vlc

Definition at line 340 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

VLC* VC1Context::imv_vlc

Definition at line 341 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and get_mvdata_interlaced().

VLC* VC1Context::twomvbp_vlc

Definition at line 342 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), vc1_decode_b_mb_intfr(), and vc1_decode_p_mb_intfr().

VLC* VC1Context::fourmvbp_vlc

Definition at line 343 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

uint8_t VC1Context::twomvbp

Definition at line 344 of file vc1.h.

Referenced by vc1_decode_b_mb_intfr(), and vc1_decode_p_mb_intfr().

uint8_t VC1Context::fourmvbp

Definition at line 345 of file vc1.h.

Referenced by vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

uint8_t* VC1Context::fieldtx_plane

Definition at line 346 of file vc1.h.

Referenced by ff_vc1_decode_end(), ff_vc1_decode_init_alloc_tables(), ff_vc1_parse_frame_header_adv(), vc1_decode_b_mb_intfr(), vc1_decode_i_blocks_adv(), vc1_decode_p_mb_intfr(), and vc1_put_signed_blocks_clamped().

int VC1Context::fieldtx_is_raw

Definition at line 347 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and vc1_decode_i_blocks_adv().

uint8_t VC1Context::zzi_8x8[64]

Definition at line 348 of file vc1.h.

Referenced by ff_vc1_init_transposed_scantables(), vc1_decode_i_block_adv(), vc1_decode_intra_block(), and vc1_decode_p_block().

uint8_t* VC1Context::blk_mv_type_base

Definition at line 349 of file vc1.h.

Referenced by ff_vc1_decode_end(), and ff_vc1_decode_init_alloc_tables().

uint8_t * VC1Context::blk_mv_type

0: frame MV, 1: field MV (interlaced frame)

Definition at line 349 of file vc1.h.

Referenced by ff_vc1_decode_init_alloc_tables(), ff_vc1_mc_4mv_chroma4(), ff_vc1_mc_4mv_luma(), ff_vc1_pred_mv_intfr(), vc1_decode_b_mb_intfr(), and vc1_decode_p_mb_intfr().

uint8_t* VC1Context::mv_f_base

Definition at line 350 of file vc1.h.

Referenced by ff_vc1_decode_end(), and ff_vc1_decode_init_alloc_tables().

uint8_t * VC1Context::mv_f[2]

0: MV obtained from same field, 1: opposite field

Definition at line 350 of file vc1.h.

Referenced by ff_vc1_decode_init_alloc_tables(), ff_vc1_mc_4mv_luma(), ff_vc1_pred_b_mv_intfi(), ff_vc1_pred_mv(), get_luma_mv(), and vc1_decode_frame().

uint8_t* VC1Context::mv_f_next_base

Definition at line 351 of file vc1.h.

Referenced by ff_vc1_decode_end(), and ff_vc1_decode_init_alloc_tables().

uint8_t * VC1Context::mv_f_next[2]

Definition at line 351 of file vc1.h.

Referenced by ff_vc1_decode_init_alloc_tables(), ff_vc1_pred_b_mv_intfi(), and vc1_decode_frame().

int VC1Context::field_mode

1 for interlaced field pictures

Definition at line 352 of file vc1.h.

Referenced by bitplane_decoding(), ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_b_mv(), ff_vc1_pred_mv(), init_block_index(), vc1_decode_b_blocks(), vc1_decode_frame(), vc1_decode_i_blocks_adv(), and vc1_decode_p_blocks().

int VC1Context::fptype

Definition at line 353 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv().

int VC1Context::second_field

Definition at line 354 of file vc1.h.

Referenced by commit_bitstream_and_slice_buffer(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), init_block_index(), scaleforopp(), scaleforsame(), scaleforsame_x(), scaleforsame_y(), and vc1_decode_frame().

int VC1Context::refdist

distance of the current picture from reference

Definition at line 355 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), scaleforopp(), scaleforsame_x(), and scaleforsame_y().

int VC1Context::numref

number of past field pictures used as reference

Definition at line 356 of file vc1.h.

Referenced by ff_vc1_mc_4mv_chroma(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_mv(), and get_mvdata_interlaced().

int VC1Context::reffield

if numref = 0 (1 reference) then reffield decides which

Definition at line 358 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and ff_vc1_pred_mv().

int VC1Context::intcompfield

which of the two fields to be intensity compensated

Definition at line 360 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv().

int VC1Context::cur_field_type

0: top, 1: bottom

Definition at line 362 of file vc1.h.

Referenced by ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_b_mv_intfi(), ff_vc1_pred_mv(), scaleforopp_y(), and scaleforsame_y().

int VC1Context::ref_field_type[2]

forward and backward reference field type (top or bottom)

Definition at line 363 of file vc1.h.

Referenced by ff_vc1_interp_mc(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), ff_vc1_parse_frame_header_adv(), ff_vc1_pred_b_mv_intfi(), ff_vc1_pred_mv(), scaleforopp_y(), and scaleforsame_y().

int VC1Context::blocks_off

Definition at line 364 of file vc1.h.

Referenced by ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), ff_vc1_pred_b_mv_intfi(), ff_vc1_pred_mv(), get_luma_mv(), vc1_decode_frame(), vc1_decode_i_blocks_adv(), and vc1_decode_p_mb_intfi().

int VC1Context::mb_off

Definition at line 364 of file vc1.h.

Referenced by ff_vc1_pred_b_mv_intfi(), vc1_decode_b_mb_intfi(), vc1_decode_frame(), vc1_decode_i_blocks_adv(), and vc1_decode_p_mb_intfi().

int VC1Context::qs_last

if qpel has been used in the previous (tr.) picture

Definition at line 365 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), and ff_vc1_parse_frame_header_adv().

int VC1Context::bmvtype

Definition at line 366 of file vc1.h.

Referenced by ff_vc1_pred_b_mv_intfi(), and vc1_decode_b_mb_intfi().

int VC1Context::frfd

Definition at line 367 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), scaleforopp(), scaleforsame_x(), and scaleforsame_y().

int VC1Context::brfd

reference frame distance (forward or backward)

Definition at line 367 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), scaleforopp(), scaleforopp_x(), scaleforopp_y(), scaleforsame(), scaleforsame_x(), and scaleforsame_y().

int VC1Context::first_pic_header_flag

Definition at line 368 of file vc1.h.

Referenced by ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), vc1_decode_frame(), and vc1_parse_init().

int VC1Context::pic_header_flag

Definition at line 369 of file vc1.h.

Referenced by ff_vc1_parse_frame_header_adv(), and vc1_decode_frame().

int VC1Context::new_sprite

Frame decoding info for sprite modes.

Definition at line 373 of file vc1.h.

Referenced by vc1_decode_frame().

int VC1Context::two_sprites

Definition at line 374 of file vc1.h.

Referenced by vc1_decode_frame().

AVFrame* VC1Context::sprite_output_frame

Definition at line 375 of file vc1.h.

Referenced by ff_vc1_decode_end(), vc1_decode_frame(), and vc1_decode_init().

int VC1Context::output_width

Definition at line 376 of file vc1.h.

Referenced by ff_vc1_decode_init_alloc_tables(), vc1_decode_frame(), and vc1_decode_init().

int VC1Context::output_height

Definition at line 376 of file vc1.h.

Referenced by vc1_decode_frame(), and vc1_decode_init().

int VC1Context::sprite_width

Definition at line 376 of file vc1.h.

Referenced by vc1_decode_frame(), and vc1_decode_init().

int VC1Context::sprite_height

Definition at line 376 of file vc1.h.

Referenced by vc1_decode_frame(), and vc1_decode_init().

uint8_t* VC1Context::sr_rows[2][2]

Sprite resizer line cache.

Definition at line 377 of file vc1.h.

Referenced by ff_vc1_decode_end(), and ff_vc1_decode_init_alloc_tables().

int VC1Context::p_frame_skipped

Definition at line 380 of file vc1.h.

Referenced by ff_vc1_decode_blocks(), ff_vc1_parse_frame_header_adv(), fill_slice(), vc1_decode_frame(), and vc1_get_PTYPE().

int VC1Context::bi_type

Definition at line 381 of file vc1.h.

Referenced by ff_vc1_decode_blocks(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), fill_picture_parameters(), fill_slice(), vaapi_vc1_start_frame(), vc1_get_MVMODE(), vc1_get_PTYPE(), vc1_has_ACPRED_bitplane(), vc1_has_DIRECTMB_bitplane(), vc1_has_OVERFLAGS_bitplane(), vc1_has_SKIPMB_bitplane(), and vdpau_vc1_start_frame().

int VC1Context::x8_type

Definition at line 382 of file vc1.h.

Referenced by ff_vc1_decode_blocks(), and ff_vc1_parse_frame_header().

int16_t(* VC1Context::block)[6][64]

Definition at line 384 of file vc1.h.

Referenced by ff_vc1_decode_end(), ff_vc1_decode_init_alloc_tables(), ff_vc1_smooth_overlap_filter_iblk(), vc1_decode_i_blocks_adv(), and vc1_put_signed_blocks_clamped().

int VC1Context::n_allocated_blks