#include <h264.h>

Data Fields
AVCodecContext *	avctx

VideoDSPContext	vdsp

H264DSPContext	h264dsp

H264ChromaContext	h264chroma

H264QpelContext	h264qpel

MotionEstContext	me

ParseContext	parse_context

GetBitContext	gb

DSPContext	dsp

ERContext	er

Picture *	DPB

Picture *	cur_pic_ptr

Picture	cur_pic

int	picture_count

int	picture_range_start

int	picture_range_end

int	pixel_shift
	0 for 8-bit H264, 1 for high-bit-depth H264

int	chroma_qp [2]

int	qp_thresh
	QP threshold to skip loopfilter.

int	width

int	height

int	linesize

int	uvlinesize

int	chroma_x_shift

int	chroma_y_shift

int	qscale

int	droppable

int	data_partitioning

int	coded_picture_number

int	low_delay

int	context_initialized

int	flags

int	workaround_bugs

int	prev_mb_skipped

int	next_mb_skipped

int	chroma_pred_mode

int	intra16x16_pred_mode

int	topleft_mb_xy

int	top_mb_xy

int	topright_mb_xy

int	left_mb_xy [LEFT_MBS]

int	topleft_type

int	top_type

int	topright_type

int	left_type [LEFT_MBS]

const uint8_t *	left_block

int	topleft_partition

int8_t	intra4x4_pred_mode_cache [5 *8]

int8_t *	intra4x4_pred_mode

H264PredContext	hpc

unsigned int	topleft_samples_available

unsigned int	top_samples_available

unsigned int	topright_samples_available

unsigned int	left_samples_available

uint8_t(*[2]	top_borders )[(16 3)2]

uint8_t	non_zero_count_cache [15 *8]
	non zero coeff count cache.

uint8_t(*	non_zero_count )[48]

int16_t	mv_cache [2][5 *8][2]
	Motion vector cache.

int8_t	ref_cache [2][5 *8]

int	neighbor_transform_size
	number of neighbors (top and/or left) that used 8x8 dct

int	block_offset [2 (16 3)]
	block_offset[ 0..23] for frame macroblocks block_offset[24..47] for field macroblocks

uint32_t *	mb2b_xy

uint32_t *	mb2br_xy

int	b_stride

int	mb_linesize
	may be equal to s->linesize or s->linesize * 2, for mbaff

int	mb_uvlinesize

unsigned	current_sps_id
	id of the current SPS

SPS	sps
	current sps

PPS	pps
	current pps

uint32_t	dequant4_buffer [6][QP_MAX_NUM+1][16]

uint32_t	dequant8_buffer [6][QP_MAX_NUM+1][64]

uint32_t(*[6]	dequant4_coeff )[16]

uint32_t(*[6]	dequant8_coeff )[64]

int	slice_num

uint16_t *	slice_table
	slice_table_base + 2*mb_stride + 1

int	slice_type

int	slice_type_nos
	S free slice type (SI/SP are remapped to I/P)

int	slice_type_fixed

int	mb_aff_frame

int	mb_field_decoding_flag

int	mb_mbaff
	mb_aff_frame && mb_field_decoding_flag

int	picture_structure

int	first_field

uint16_t	sub_mb_type [4]

int	use_weight

int	use_weight_chroma

int	luma_log2_weight_denom

int	chroma_log2_weight_denom

int	luma_weight [48][2][2]

int	chroma_weight [48][2][2][2]

int	implicit_weight [48][48][2]

int	direct_spatial_mv_pred

int	col_parity

int	col_fieldoff

int	dist_scale_factor [32]

int	dist_scale_factor_field [2][32]

int	map_col_to_list0 [2][16+32]

int	map_col_to_list0_field [2][2][16+32]

unsigned int	ref_count [2]
	num_ref_idx_l0/1_active_minus1 + 1

unsigned int	list_count

uint8_t *	list_counts
	Array of list_count per MB specifying the slice type.

Picture	ref_list [2][48]
	0..15: frame refs, 16..47: mbaff field refs.

int	ref2frm [MAX_SLICES][2][64]
	reference to frame number lists, used in the loop filter, the first 2 are for -2,-1

GetBitContext	intra_gb

GetBitContext	inter_gb

GetBitContext *	intra_gb_ptr

GetBitContext *	inter_gb_ptr

const uint8_t *	intra_pcm_ptr

int16_t	mb [16 48 2]
	as a dct coeffecient is int32_t in high depth, we need to reserve twice the space.

int16_t	mb_luma_dc [3][16 *2]

int16_t	mb_padding [256 *2]
	as mb is addressed by scantable[i] and scantable is uint8_t we can either check that i is not too large or ensure that there is some unused stuff after mb

CABACContext	cabac
	Cabac.

uint8_t	cabac_state [1024]

uint16_t *	cbp_table

int	cbp

int	top_cbp

int	left_cbp

uint8_t *	chroma_pred_mode_table

int	last_qscale_diff

uint8_t(*[2]	mvd_table )[2]

uint8_t	mvd_cache [2][5 *8][2]

uint8_t *	direct_table

uint8_t	direct_cache [5 *8]

uint8_t	zigzag_scan [16]

uint8_t	zigzag_scan8x8 [64]

uint8_t	zigzag_scan8x8_cavlc [64]

uint8_t	field_scan [16]

uint8_t	field_scan8x8 [64]

uint8_t	field_scan8x8_cavlc [64]

uint8_t	zigzag_scan_q0 [16]

uint8_t	zigzag_scan8x8_q0 [64]

uint8_t	zigzag_scan8x8_cavlc_q0 [64]

uint8_t	field_scan_q0 [16]

uint8_t	field_scan8x8_q0 [64]

uint8_t	field_scan8x8_cavlc_q0 [64]

int	x264_build

int	mb_x

int	mb_y

int	resync_mb_x

int	resync_mb_y

int	mb_skip_run

int	mb_height

int	mb_width

int	mb_stride

int	mb_num

int	mb_xy

int	is_complex

int	deblocking_filter
	disable_deblocking_filter_idc with 1 <-> 0

int	slice_alpha_c0_offset

int	slice_beta_offset

int	nal_ref_idc

int	nal_unit_type

uint8_t *	rbsp_buffer [2]

unsigned int	rbsp_buffer_size [2]

int	is_avc
	Used to parse AVC variant of h264.

int	nal_length_size
	Number of bytes used for nal length (1, 2 or 4)

int	got_first
	this flag is != 0 if we've parsed a frame

int	bit_depth_luma
	luma bit depth from sps to detect changes

int	chroma_format_idc
	chroma format from sps to detect changes

SPS *	sps_buffers [MAX_SPS_COUNT]

PPS *	pps_buffers [MAX_PPS_COUNT]

int	dequant_coeff_pps
	reinit tables when pps changes

uint16_t *	slice_table_base

int	poc_lsb

int	poc_msb

int	delta_poc_bottom

int	delta_poc [2]

int	frame_num

int	prev_poc_msb
	poc_msb of the last reference pic for POC type 0

int	prev_poc_lsb
	poc_lsb of the last reference pic for POC type 0

int	frame_num_offset
	for POC type 2

int	prev_frame_num_offset
	for POC type 2

int	prev_frame_num
	frame_num of the last pic for POC type 1/2

int	curr_pic_num
	frame_num for frames or 2 * frame_num + 1 for field pics.

int	max_pic_num
	max_frame_num or 2 * max_frame_num for field pics.

int	redundant_pic_count

Picture	default_ref_list [2][32]
	base reference list for all slices of a coded picture

Picture *	short_ref [32]

Picture *	long_ref [32]

Picture *	delayed_pic [MAX_DELAYED_PIC_COUNT+2]

int	last_pocs [MAX_DELAYED_PIC_COUNT]

Picture *	next_output_pic

int	outputed_poc

int	next_outputed_poc

MMCO	mmco [MAX_MMCO_COUNT]
	memory management control operations buffer.

int	mmco_index

int	mmco_reset

int	long_ref_count
	number of actual long term references

int	short_ref_count
	number of actual short term references

int	cabac_init_idc

SEI_PicStructType	sei_pic_struct
	pic_struct in picture timing SEI message

int	prev_interlaced_frame
	Complement sei_pic_struct SEI_PIC_STRUCT_TOP_BOTTOM and SEI_PIC_STRUCT_BOTTOM_TOP indicate interlaced frames.

int	sei_ct_type
	Bit set of clock types for fields/frames in picture timing SEI message.

int	sei_dpb_output_delay
	dpb_output_delay in picture timing SEI message, see H.264 C.2.2

int	sei_cpb_removal_delay
	cpb_removal_delay in picture timing SEI message, see H.264 C.1.2

int	sei_recovery_frame_cnt
	recovery_frame_cnt from SEI message

int	recovery_frame
	recovery_frame is the frame_num at which the next frame should be fully constructed.

int	valid_recovery_point
	Are the SEI recovery points looking valid.

int	luma_weight_flag [2]
	7.4.3.2 luma_weight_lX_flag

int	chroma_weight_flag [2]
	7.4.3.2 chroma_weight_lX_flag

int	sei_buffering_period_present
	Buffering period SEI flag.

int	initial_cpb_removal_delay [32]
	Initial timestamps for CPBs.

int	cur_chroma_format_idc

uint8_t *	bipred_scratchpad

int16_t	slice_row [MAX_SLICES]
	to detect when MAX_SLICES is too low

int	sync
	did we had a keyframe or recovery point

uint8_t	parse_history [4]

int	parse_history_count

int	parse_last_mb

uint8_t *	edge_emu_buffer

int16_t *	dc_val_base

uint8_t *	visualization_buffer [3]
	temporary buffer vor MV visualization

Members for slice based multithreading
struct H264Context *	thread_context [MAX_THREADS]

int	current_slice
	current slice number, used to initialize slice_num of each thread/context

int	max_contexts
	Max number of threads / contexts.

int	slice_context_count

int	single_decode_warning
	1 if the single thread fallback warning has already been displayed, 0 otherwise.

enum AVPictureType	pict_type

int	last_slice_type

unsigned int	last_ref_count [2]

Detailed Description

H264Context.

Definition at line 257 of file h264.h.

Field Documentation

AVCodecContext* H264Context::avctx

Definition at line 258 of file h264.h.

Referenced by alloc_picture(), await_reference_mb_row(), clone_tables(), common_init(), context_init(), decode_buffering_period(), decode_cabac_mb_mvd(), decode_frame(), decode_hrd_parameters(), decode_nal_units(), decode_picture_timing(), decode_postinit(), decode_rbsp_trailing(), decode_residual(), decode_slice(), decode_slice_header(), decode_unregistered_user_data(), decode_update_thread_context(), decode_user_data_itu_t_t35(), decode_vui_parameters(), dxva2_h264_end_frame(), execute_decode_slices(), fetch_diagonal_mv(), ff_generate_sliding_window_mmcos(), ff_h264_alloc_tables(), ff_h264_check_intra4x4_pred_mode(), ff_h264_check_intra_pred_mode(), ff_h264_decode_extradata(), ff_h264_decode_init(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_nal(), ff_h264_decode_picture_parameter_set(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_decode_ref_pic_marking(), ff_h264_decode_sei(), ff_h264_decode_seq_parameter_set(), ff_h264_draw_horiz_band(), ff_h264_execute_ref_pic_marking(), ff_h264_fill_default_ref_list(), ff_h264_filter_mb(), ff_h264_find_frame_end(), ff_h264_frame_start(), ff_vdpau_h264_picture_complete(), field_end(), filter_mb_dir(), find_short(), free_frame_buffer(), free_tables(), get_pixel_format(), h264_decode_end(), h264_er_decode_mb(), h264_parse(), h264_set_parameter_from_sps(), h264_slice_header_init(), more_rbsp_data_in_pps(), parse_nal_units(), pic_is_unused(), pred_16x8_motion(), pred_8x16_motion(), pred_intra_mode(), pred_motion(), pred_non_zero_count(), pred_pskip_motion(), print_long_term(), print_short_term(), remove_short(), svq3_decode_frame(), svq3_decode_mb(), svq3_decode_slice_header(), svq3_mc_dir(), vaapi_h264_end_frame(), and vdpau_h264_end_frame().

VideoDSPContext H264Context::vdsp

Definition at line 259 of file h264.h.

Referenced by common_init(), h264_set_parameter_from_sps(), h264_slice_header_init(), mc_dir_part(), prefetch_motion(), and svq3_mc_dir_part().

H264DSPContext H264Context::h264dsp

Definition at line 260 of file h264.h.

Referenced by common_init(), ff_h264_filter_mb_fast(), filter_mb_edgech(), filter_mb_edgecv(), filter_mb_edgeh(), filter_mb_edgev(), filter_mb_mbaff_edgecv(), filter_mb_mbaff_edgev(), h264_filter_mb_fast_internal(), h264_set_parameter_from_sps(), h264_slice_header_init(), hl_decode_mb_idct_luma(), and hl_decode_mb_predict_luma().

H264ChromaContext H264Context::h264chroma

Definition at line 261 of file h264.h.

Referenced by common_init(), h264_set_parameter_from_sps(), and h264_slice_header_init().

H264QpelContext H264Context::h264qpel

Definition at line 262 of file h264.h.

Referenced by common_init(), decode_slice_header(), h264_set_parameter_from_sps(), and h264_slice_header_init().

MotionEstContext H264Context::me

Definition at line 263 of file h264.h.

Referenced by alloc_scratch_buffers(), clone_tables(), decode_slice_header(), decode_update_thread_context(), and free_tables().

ParseContext H264Context::parse_context

Definition at line 264 of file h264.h.

Referenced by close(), ff_h264_find_frame_end(), flush_dpb(), and h264_parse().

DSPContext H264Context::dsp

Definition at line 266 of file h264.h.

Referenced by common_init(), context_init(), h264_set_parameter_from_sps(), h264_slice_header_init(), and svq3_mc_dir_part().

ERContext H264Context::er

Definition at line 267 of file h264.h.

Referenced by context_init(), decode_frame(), decode_slice_header(), decode_update_thread_context(), er_add_slice(), execute_decode_slices(), ff_h264_frame_start(), field_end(), and free_tables().

Picture* H264Context::DPB

Definition at line 269 of file h264.h.

Referenced by clone_tables(), copy_picture_range(), decode_update_thread_context(), ff_h264_alloc_tables(), ff_h264_frame_start(), find_unused_picture(), flush_dpb(), free_tables(), h264_decode_end(), and release_unused_pictures().

Picture* H264Context::cur_pic_ptr

Definition at line 270 of file h264.h.

Referenced by clone_slice(), clone_tables(), commit_bitstream_and_slice_buffer(), decode_finish_row(), decode_frame(), decode_nal_units(), decode_postinit(), decode_slice_header(), decode_update_thread_context(), dxva2_h264_decode_slice(), dxva2_h264_end_frame(), dxva2_h264_start_frame(), fetch_diagonal_mv(), ff_generate_sliding_window_mmcos(), ff_h264_direct_dist_scale_factor(), ff_h264_direct_ref_list_init(), ff_h264_execute_ref_pic_marking(), ff_h264_fill_default_ref_list(), ff_h264_frame_start(), ff_vdpau_h264_picture_complete(), ff_vdpau_h264_picture_start(), ff_vdpau_h264_set_reference_frames(), field_end(), fill_picture_parameters(), flush_change(), flush_dpb(), free_tables(), implicit_weight_table(), init_poc(), release_unused_pictures(), svq3_decode_frame(), vaapi_h264_end_frame(), vaapi_h264_start_frame(), vda_h264_end_frame(), vdpau_h264_end_frame(), and vdpau_h264_start_frame().

Picture H264Context::cur_pic

int H264Context::picture_count

Definition at line 272 of file h264.h.

Referenced by copy_picture_range(), decode_update_thread_context(), ff_h264_alloc_tables(), flush_dpb(), free_tables(), h264_decode_end(), and release_unused_pictures().

int H264Context::picture_range_start

Definition at line 273 of file h264.h.

Referenced by decode_update_thread_context(), ff_h264_decode_init(), and find_unused_picture().

int H264Context::picture_range_end

Definition at line 273 of file h264.h.

Referenced by decode_update_thread_context(), ff_h264_decode_init(), and find_unused_picture().

int H264Context::pixel_shift

0 for 8-bit H264, 1 for high-bit-depth H264

Definition at line 275 of file h264.h.

Referenced by backup_mb_border(), decode_cabac_residual_internal(), decode_luma_residual(), decode_residual(), decode_slice(), ff_h264_decode_init(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_filter_mb_fast(), ff_h264_frame_start(), ff_h264_hl_decode_mb(), filter_mb_dir(), h264_set_parameter_from_sps(), h264_slice_header_init(), and loop_filter().

int H264Context::chroma_qp[2]

Definition at line 276 of file h264.h.

Referenced by decode_cabac_luma_residual(), decode_luma_residual(), decode_slice_header(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), filter_mb_dir(), hl_decode_mb_predict_luma(), loop_filter(), and svq3_decode_init().

int H264Context::qp_thresh

QP threshold to skip loopfilter.

Definition at line 278 of file h264.h.

Referenced by decode_slice_header(), and fill_filter_caches().

int H264Context::width

Definition at line 280 of file h264.h.

Referenced by common_init(), decode_slice_header(), decode_update_thread_context(), h264_slice_header_init(), and svq3_decode_init().

int H264Context::height

Definition at line 280 of file h264.h.

Referenced by common_init(), decode_slice_header(), decode_update_thread_context(), h264_slice_header_init(), and svq3_decode_init().

int H264Context::linesize

Definition at line 281 of file h264.h.

Referenced by alloc_picture(), clone_slice(), decode_slice(), decode_slice_header(), decode_update_thread_context(), ff_h264_frame_start(), filter_mb_dir(), get_buffer(), h264_slice_header_init(), hl_decode_mb(), hl_decode_mb_444(), loop_filter(), prefetch_motion(), svq3_decode_frame(), and svq3_mc_dir_part().

int H264Context::uvlinesize

Definition at line 281 of file h264.h.

Referenced by alloc_picture(), clone_slice(), decode_update_thread_context(), ff_h264_frame_start(), filter_mb_dir(), get_buffer(), h264_slice_header_init(), hl_decode_mb(), loop_filter(), prefetch_motion(), svq3_decode_frame(), and svq3_mc_dir_part().

int H264Context::chroma_x_shift

Definition at line 282 of file h264.h.

Referenced by h264_slice_header_init(), and svq3_decode_init().

int H264Context::chroma_y_shift

Definition at line 282 of file h264.h.

Referenced by decode_slice_header(), fill_decode_caches(), h264_slice_header_init(), loop_filter(), svq3_decode_init(), and write_back_non_zero_count().

int H264Context::qscale

int H264Context::droppable

Definition at line 285 of file h264.h.

Referenced by decode_finish_row(), decode_nal_units(), decode_slice_header(), decode_update_thread_context(), execute_decode_slices(), ff_h264_frame_start(), field_end(), and h264_slice_header_init().

int H264Context::data_partitioning

Definition at line 286 of file h264.h.

Referenced by decode_nal_units(), decode_update_thread_context(), and h264_slice_header_init().

int H264Context::coded_picture_number

Definition at line 287 of file h264.h.

Referenced by decode_update_thread_context(), and ff_h264_frame_start().

int H264Context::low_delay

Definition at line 288 of file h264.h.

Referenced by decode_frame(), decode_postinit(), decode_update_thread_context(), ff_h264_decode_init(), ff_h264_draw_horiz_band(), h264_parse(), h264_set_parameter_from_sps(), h264_slice_header_init(), svq3_decode_frame(), and svq3_decode_init().

int H264Context::context_initialized

Definition at line 290 of file h264.h.

Referenced by decode_init_thread_copy(), decode_nal_units(), decode_slice_header(), decode_update_thread_context(), and h264_slice_header_init().

int H264Context::flags

Definition at line 291 of file h264.h.

Referenced by backup_mb_border(), decode_frame(), decode_slice(), ff_h264_decode_init(), ff_h264_filter_mb(), h264_filter_mb_fast_internal(), h264_set_parameter_from_sps(), h264_slice_header_init(), mc_dir_part(), svq3_decode_init(), svq3_mc_dir_part(), and xchg_mb_border().

int H264Context::workaround_bugs

Definition at line 292 of file h264.h.

Referenced by decode_nal_units(), decode_slice(), decode_update_thread_context(), ff_h264_decode_init(), and h264_slice_header_init().

int H264Context::prev_mb_skipped

Definition at line 294 of file h264.h.

Referenced by decode_mb_skip(), ff_h264_decode_mb_cabac(), and ff_h264_decode_mb_cavlc().

int H264Context::next_mb_skipped

Definition at line 295 of file h264.h.

Referenced by ff_h264_decode_mb_cabac().

int H264Context::chroma_pred_mode

Definition at line 298 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and svq3_decode_mb().

int H264Context::intra16x16_pred_mode

Definition at line 299 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), hl_decode_mb_idct_luma(), hl_decode_mb_predict_luma(), and svq3_decode_mb().

int H264Context::topleft_mb_xy

Definition at line 301 of file h264.h.

Referenced by fill_decode_caches(), fill_decode_neighbors(), and pred_pskip_motion().

int H264Context::top_mb_xy

Definition at line 302 of file h264.h.

Referenced by decode_cabac_mb_chroma_pre_mode(), fill_decode_caches(), fill_decode_neighbors(), fill_filter_caches(), filter_mb_dir(), h264_filter_mb_fast_internal(), and pred_pskip_motion().

int H264Context::topright_mb_xy

Definition at line 303 of file h264.h.

Referenced by fill_decode_caches(), fill_decode_neighbors(), and pred_pskip_motion().

int H264Context::left_mb_xy[LEFT_MBS]

Definition at line 304 of file h264.h.

Referenced by decode_cabac_mb_chroma_pre_mode(), fetch_diagonal_mv(), ff_h264_filter_mb(), fill_decode_caches(), fill_decode_neighbors(), fill_filter_caches(), and pred_pskip_motion().

int H264Context::topleft_type

Definition at line 306 of file h264.h.

Referenced by fill_decode_caches(), fill_decode_neighbors(), and pred_pskip_motion().

int H264Context::top_type

Definition at line 307 of file h264.h.

Referenced by decode_cabac_intra_mb_type(), decode_cabac_mb_chroma_pre_mode(), ff_h264_decode_mb_cabac(), fill_decode_caches(), fill_decode_neighbors(), fill_filter_caches(), filter_mb_dir(), h264_filter_mb_fast_internal(), pred_pskip_motion(), and xchg_mb_border().

int H264Context::topright_type

Definition at line 308 of file h264.h.

Referenced by fill_decode_caches(), fill_decode_neighbors(), and pred_pskip_motion().

int H264Context::left_type[LEFT_MBS]

Definition at line 309 of file h264.h.

Referenced by decode_cabac_intra_mb_type(), decode_cabac_mb_chroma_pre_mode(), fetch_diagonal_mv(), ff_h264_decode_mb_cabac(), ff_h264_filter_mb(), fill_decode_caches(), fill_decode_neighbors(), fill_filter_caches(), filter_mb_dir(), h264_filter_mb_fast_internal(), and pred_pskip_motion().

const uint8_t* H264Context::left_block

Definition at line 311 of file h264.h.

Referenced by fill_decode_caches(), fill_decode_neighbors(), and pred_pskip_motion().

int H264Context::topleft_partition

Definition at line 312 of file h264.h.

Referenced by fill_decode_caches(), fill_decode_neighbors(), and pred_pskip_motion().

int8_t H264Context::intra4x4_pred_mode_cache[5 *8]

Definition at line 314 of file h264.h.

Referenced by ff_h264_check_intra4x4_pred_mode(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), fill_decode_caches(), hl_decode_mb_predict_luma(), pred_intra_mode(), svq3_decode_mb(), and write_back_intra_pred_mode().

int8_t* H264Context::intra4x4_pred_mode

Definition at line 315 of file h264.h.

Referenced by clone_tables(), ff_h264_alloc_tables(), fill_decode_caches(), free_tables(), svq3_decode_mb(), svq3_decode_slice_header(), and write_back_intra_pred_mode().

H264PredContext H264Context::hpc

Definition at line 316 of file h264.h.

Referenced by clone_tables(), common_init(), h264_set_parameter_from_sps(), hl_decode_mb_idct_luma(), and hl_decode_mb_predict_luma().

unsigned int H264Context::topleft_samples_available

Definition at line 317 of file h264.h.

Referenced by fill_decode_caches(), and hl_decode_mb_predict_luma().

unsigned int H264Context::top_samples_available

Definition at line 318 of file h264.h.

Referenced by ff_h264_check_intra4x4_pred_mode(), ff_h264_check_intra_pred_mode(), fill_decode_caches(), and svq3_decode_mb().

unsigned int H264Context::topright_samples_available

Definition at line 319 of file h264.h.

Referenced by fill_decode_caches(), hl_decode_mb_predict_luma(), and svq3_decode_mb().

unsigned int H264Context::left_samples_available

Definition at line 320 of file h264.h.

Referenced by ff_h264_check_intra4x4_pred_mode(), ff_h264_check_intra_pred_mode(), fill_decode_caches(), and svq3_decode_mb().

uint8_t(*[2] H264Context::top_borders)[(16 *3)*2]

Definition at line 321 of file h264.h.

Referenced by backup_mb_border(), context_init(), free_tables(), and xchg_mb_border().

uint8_t H264Context::non_zero_count_cache[15 *8]

non zero coeff count cache.

is 64 if not available.

Definition at line 327 of file h264.h.

Referenced by decode_cabac_luma_residual(), decode_cabac_residual_dc(), decode_cabac_residual_dc_422(), decode_cabac_residual_internal(), decode_cabac_residual_nondc(), decode_luma_residual(), decode_residual(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_filter_mb(), fill_decode_caches(), fill_filter_caches(), filter_mb_dir(), get_cabac_cbf_ctx(), h264_er_decode_mb(), h264_filter_mb_fast_internal(), hl_decode_mb_idct_luma(), hl_decode_mb_predict_luma(), pred_non_zero_count(), svq3_decode_mb(), and write_back_non_zero_count().

uint8_t(* H264Context::non_zero_count)[48]

Definition at line 329 of file h264.h.

Referenced by clone_tables(), decode_mb_skip(), ff_h264_alloc_tables(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_filter_mb(), fill_decode_caches(), fill_filter_caches(), filter_mb_dir(), free_tables(), and write_back_non_zero_count().

int16_t H264Context::mv_cache[2][5 *8][2]

Motion vector cache.

Definition at line 334 of file h264.h.

Referenced by check_mv(), fetch_diagonal_mv(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), fill_decode_caches(), fill_filter_caches_inter(), get_lowest_part_list_y(), h264_er_decode_mb(), h264_filter_mb_fast_internal(), mc_dir_part(), pred_16x8_motion(), pred_8x16_motion(), pred_motion(), pred_pskip_motion(), pred_spatial_direct_motion(), pred_temp_direct_motion(), prefetch_motion(), svq3_decode_mb(), svq3_mc_dir(), and write_back_motion_list().

int8_t H264Context::ref_cache[2][5 *8]

int H264Context::neighbor_transform_size

number of neighbors (top and/or left) that used 8x8 dct

Definition at line 342 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), and fill_decode_caches().

int H264Context::block_offset[2 *(16 *3)]

block_offset[ 0..23] for frame macroblocks block_offset[24..47] for field macroblocks

Definition at line 348 of file h264.h.

Referenced by clone_slice(), decode_slice(), decode_update_thread_context(), ff_h264_frame_start(), hl_decode_mb(), hl_decode_mb_444(), and svq3_decode_frame().

uint32_t* H264Context::mb2b_xy

Definition at line 350 of file h264.h.

Referenced by clone_tables(), ff_h264_alloc_tables(), fill_decode_caches(), fill_filter_caches_inter(), free_tables(), pred_pskip_motion(), pred_spatial_direct_motion(), and pred_temp_direct_motion().

uint32_t* H264Context::mb2br_xy

Definition at line 351 of file h264.h.

Referenced by clone_tables(), ff_h264_alloc_tables(), fill_decode_caches(), free_tables(), svq3_decode_mb(), svq3_decode_slice_header(), write_back_intra_pred_mode(), and write_back_motion_list().

int H264Context::b_stride

Definition at line 352 of file h264.h.

Referenced by decode_slice_header(), decode_update_thread_context(), ff_h264_alloc_tables(), fill_decode_caches(), fill_filter_caches_inter(), pred_pskip_motion(), pred_spatial_direct_motion(), pred_temp_direct_motion(), svq3_decode_init(), svq3_decode_mb(), svq3_mc_dir(), and write_back_motion().

int H264Context::mb_linesize

may be equal to s->linesize or s->linesize * 2, for mbaff

Definition at line 354 of file h264.h.

Referenced by loop_filter(), mc_dir_part(), mc_part_std(), mc_part_weighted(), and prefetch_motion().

int H264Context::mb_uvlinesize

Definition at line 355 of file h264.h.

Referenced by loop_filter(), mc_dir_part(), mc_part_std(), and mc_part_weighted().

unsigned H264Context::current_sps_id

id of the current SPS

Definition at line 357 of file h264.h.

Referenced by decode_slice_header(), and ff_h264_decode_seq_parameter_set().

SPS H264Context::sps

current sps

Definition at line 358 of file h264.h.

Referenced by avpriv_h264_has_num_reorder_frames(), check_format(), clone_tables(), common_init(), decode_nal_units(), decode_picture_timing(), decode_postinit(), decode_slice_header(), decode_update_thread_context(), ff_generate_sliding_window_mmcos(), ff_h264_decode_init(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_picture_parameter_set(), ff_h264_decode_seq_parameter_set(), ff_h264_execute_ref_pic_marking(), ff_h264_filter_mb(), ff_h264_frame_start(), ff_h264_init_cabac_states(), ff_vdpau_h264_picture_complete(), field_end(), fill_picture_parameters(), get_dct8x8_allowed(), get_pixel_format(), h264_filter_mb_fast_internal(), h264_set_parameter_from_sps(), h264_slice_header_init(), hl_decode_mb_idct_luma(), hl_decode_mb_predict_luma(), init_dequant4_coeff_table(), init_dequant8_coeff_table(), init_dequant_tables(), init_poc(), init_scan_tables(), parse_nal_units(), pred_spatial_direct_motion(), pred_temp_direct_motion(), pred_weight_table(), svq3_decode_init(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

uint32_t H264Context::dequant4_buffer[6][QP_MAX_NUM+1][16]

Definition at line 365 of file h264.h.

Referenced by decode_update_thread_context(), and init_dequant4_coeff_table().

uint32_t H264Context::dequant8_buffer[6][QP_MAX_NUM+1][64]

Definition at line 366 of file h264.h.

Referenced by decode_update_thread_context(), and init_dequant8_coeff_table().

uint32_t(*[6] H264Context::dequant4_coeff)[16]

Definition at line 367 of file h264.h.

Referenced by clone_slice(), decode_cabac_luma_residual(), decode_luma_residual(), decode_update_thread_context(), ff_h264_alloc_tables(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), hl_decode_mb_predict_luma(), init_dequant4_coeff_table(), and init_dequant_tables().

uint32_t(*[6] H264Context::dequant8_coeff)[64]

Definition at line 368 of file h264.h.

Referenced by clone_slice(), decode_cabac_luma_residual(), decode_luma_residual(), decode_update_thread_context(), init_dequant8_coeff_table(), and init_dequant_tables().

int H264Context::slice_num

Definition at line 370 of file h264.h.

Referenced by decode_cabac_field_decoding_flag(), decode_cabac_mb_skip(), decode_mb_skip(), decode_slice_header(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_vdpau_h264_picture_complete(), fill_decode_neighbors(), fill_filter_caches(), fill_filter_caches_inter(), loop_filter(), predict_field_decoding_flag(), svq3_decode_frame(), svq3_decode_slice_header(), and xchg_mb_border().

uint16_t* H264Context::slice_table

slice_table_base + 2*mb_stride + 1

Definition at line 371 of file h264.h.

Referenced by clone_tables(), decode_cabac_field_decoding_flag(), decode_cabac_mb_skip(), decode_mb_skip(), ff_h264_alloc_tables(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_frame_start(), fill_decode_neighbors(), fill_filter_caches(), fill_filter_caches_inter(), free_tables(), loop_filter(), predict_field_decoding_flag(), and xchg_mb_border().

int H264Context::slice_type

Definition at line 372 of file h264.h.

Referenced by decode_slice_header(), dxva2_h264_decode_slice(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_get_slice_type(), fill_slice_long(), loop_filter(), svq3_decode_frame(), svq3_decode_slice_header(), and vaapi_h264_decode_slice().

int H264Context::slice_type_nos

S free slice type (SI/SP are remapped to I/P)

Definition at line 373 of file h264.h.

Referenced by decode_cabac_mb_ref(), decode_cabac_mb_skip(), decode_mb_skip(), decode_nal_units(), decode_slice_header(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_direct_ref_list_init(), ff_h264_fill_default_ref_list(), ff_h264_init_cabac_states(), fill_decode_caches(), pred_weight_table(), and write_back_motion().

int H264Context::slice_type_fixed

Definition at line 374 of file h264.h.

Referenced by decode_slice_header(), and fill_slice_long().

int H264Context::mb_aff_frame

Definition at line 377 of file h264.h.

Referenced by decode_slice_header().

int H264Context::mb_field_decoding_flag

Definition at line 378 of file h264.h.

Referenced by decode_cabac_field_decoding_flag(), decode_slice_header(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), h264_er_decode_mb(), loop_filter(), and predict_field_decoding_flag().

int H264Context::mb_mbaff

mb_aff_frame && mb_field_decoding_flag

Definition at line 379 of file h264.h.

Referenced by decode_slice_header(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), h264_er_decode_mb(), loop_filter(), and predict_field_decoding_flag().

int H264Context::first_field

Definition at line 381 of file h264.h.

Referenced by clone_slice(), decode_frame(), decode_nal_units(), decode_slice_header(), decode_update_thread_context(), ff_generate_sliding_window_mmcos(), ff_h264_draw_horiz_band(), flush_change(), and h264_slice_header_init().

uint16_t H264Context::sub_mb_type[4]

Definition at line 383 of file h264.h.

Referenced by await_references(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), get_dct8x8_allowed(), hl_motion(), pred_spatial_direct_motion(), pred_temp_direct_motion(), and write_back_motion().

int H264Context::use_weight

Definition at line 386 of file h264.h.

Referenced by decode_slice_header(), implicit_weight_table(), mc_part(), mc_part_weighted(), and pred_weight_table().

int H264Context::use_weight_chroma

Definition at line 387 of file h264.h.

Referenced by decode_slice_header(), implicit_weight_table(), mc_part_weighted(), and pred_weight_table().

int H264Context::luma_log2_weight_denom

Definition at line 388 of file h264.h.

Referenced by fill_slice_long(), fill_vaapi_plain_pred_weight_table(), implicit_weight_table(), mc_part_weighted(), pred_weight_table(), and vaapi_h264_decode_slice().

int H264Context::chroma_log2_weight_denom

Definition at line 389 of file h264.h.

Referenced by fill_slice_long(), fill_vaapi_plain_pred_weight_table(), implicit_weight_table(), mc_part_weighted(), pred_weight_table(), and vaapi_h264_decode_slice().

int H264Context::luma_weight[48][2][2]

Definition at line 391 of file h264.h.

Referenced by ff_h264_fill_mbaff_ref_list(), fill_slice_long(), fill_vaapi_plain_pred_weight_table(), mc_part_weighted(), and pred_weight_table().

int H264Context::chroma_weight[48][2][2][2]

Definition at line 392 of file h264.h.

Referenced by ff_h264_fill_mbaff_ref_list(), fill_slice_long(), fill_vaapi_plain_pred_weight_table(), mc_part_weighted(), and pred_weight_table().

int H264Context::implicit_weight[48][48][2]

Definition at line 393 of file h264.h.

Referenced by implicit_weight_table(), mc_part(), and mc_part_weighted().

int H264Context::direct_spatial_mv_pred

Definition at line 395 of file h264.h.

Referenced by decode_mb_skip(), decode_slice_header(), ff_h264_direct_ref_list_init(), ff_h264_pred_direct_motion(), fill_decode_caches(), fill_slice_long(), and vaapi_h264_decode_slice().

int H264Context::col_parity

Definition at line 396 of file h264.h.

Referenced by ff_h264_direct_ref_list_init(), pred_spatial_direct_motion(), and pred_temp_direct_motion().

int H264Context::col_fieldoff

Definition at line 397 of file h264.h.

Referenced by ff_h264_direct_ref_list_init(), pred_spatial_direct_motion(), and pred_temp_direct_motion().

int H264Context::dist_scale_factor[32]

Definition at line 398 of file h264.h.

Referenced by ff_h264_direct_dist_scale_factor(), and pred_temp_direct_motion().

int H264Context::dist_scale_factor_field[2][32]

Definition at line 399 of file h264.h.

Referenced by ff_h264_direct_dist_scale_factor(), and pred_temp_direct_motion().

int H264Context::map_col_to_list0[2][16+32]

Definition at line 400 of file h264.h.

Referenced by ff_h264_direct_ref_list_init(), and pred_temp_direct_motion().

int H264Context::map_col_to_list0_field[2][2][16+32]

Definition at line 401 of file h264.h.

Referenced by ff_h264_direct_ref_list_init(), and pred_temp_direct_motion().

unsigned int H264Context::ref_count[2]

num_ref_idx_l0/1_active_minus1 + 1

counts frames or fields, depending on current mb mode

Definition at line 406 of file h264.h.

Referenced by decode_slice_header(), er_add_slice(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_direct_dist_scale_factor(), ff_h264_direct_ref_list_init(), ff_h264_fill_default_ref_list(), ff_h264_fill_mbaff_ref_list(), fill_colmap(), fill_slice_long(), fill_vaapi_plain_pred_weight_table(), h264_er_decode_mb(), implicit_weight_table(), pred_weight_table(), and vaapi_h264_decode_slice().

unsigned int H264Context::list_count

Definition at line 407 of file h264.h.

Referenced by await_references(), check_mv(), decode_slice_header(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_fill_mbaff_ref_list(), fill_decode_caches(), fill_filter_caches(), fill_slice_long(), flush_change(), h264_filter_mb_fast_internal(), loop_filter(), and vaapi_h264_decode_slice().

uint8_t* H264Context::list_counts

Array of list_count per MB specifying the slice type.

Definition at line 408 of file h264.h.

Referenced by clone_tables(), ff_h264_alloc_tables(), free_tables(), and loop_filter().

Picture H264Context::ref_list[2][48]

0..15: frame refs, 16..47: mbaff field refs.

Reordered version of default_ref_list according to picture reordering in slice header

Definition at line 409 of file h264.h.

Referenced by await_references(), decode_slice_header(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_direct_dist_scale_factor(), ff_h264_direct_ref_list_init(), ff_h264_draw_horiz_band(), ff_h264_fill_mbaff_ref_list(), ff_h264_remove_all_refs(), fill_colmap(), fill_slice_long(), flush_change(), get_lowest_part_y(), get_scale_factor(), h264_er_decode_mb(), implicit_weight_table(), mc_part_std(), mc_part_weighted(), pred_spatial_direct_motion(), pred_temp_direct_motion(), prefetch_motion(), and vaapi_h264_decode_slice().

int H264Context::ref2frm[MAX_SLICES][2][64]

reference to frame number lists, used in the loop filter, the first 2 are for -2,-1

Definition at line 412 of file h264.h.

Referenced by decode_slice_header(), and fill_filter_caches_inter().

GetBitContext H264Context::intra_gb

Definition at line 415 of file h264.h.

Referenced by decode_nal_units().

GetBitContext H264Context::inter_gb

Definition at line 416 of file h264.h.

Referenced by decode_nal_units().

GetBitContext* H264Context::intra_gb_ptr

Definition at line 417 of file h264.h.

Referenced by decode_luma_residual(), decode_nal_units(), and ff_h264_decode_mb_cavlc().

GetBitContext* H264Context::inter_gb_ptr

Definition at line 418 of file h264.h.

Referenced by decode_nal_units(), and ff_h264_decode_mb_cavlc().

const uint8_t* H264Context::intra_pcm_ptr

Definition at line 420 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), and ff_h264_decode_mb_cavlc().

int16_t H264Context::mb[16 *48 *2]

as a dct coeffecient is int32_t in high depth, we need to reserve twice the space.

Definition at line 421 of file h264.h.

Referenced by decode_cabac_luma_residual(), decode_luma_residual(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), hl_decode_mb_idct_luma(), hl_decode_mb_predict_luma(), and svq3_decode_mb().

int16_t H264Context::mb_luma_dc[3][16 *2]

Definition at line 422 of file h264.h.

Referenced by decode_cabac_luma_residual(), decode_luma_residual(), hl_decode_mb_predict_luma(), and svq3_decode_mb().

int16_t H264Context::mb_padding[256 *2]

as mb is addressed by scantable[i] and scantable is uint8_t we can either check that i is not too large or ensure that there is some unused stuff after mb

Definition at line 423 of file h264.h.

Referenced by decode_update_thread_context().

uint16_t* H264Context::cbp_table

Definition at line 432 of file h264.h.

Referenced by clone_tables(), decode_cabac_residual_internal(), ff_h264_alloc_tables(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_filter_mb(), fill_decode_caches(), fill_filter_caches(), filter_mb_dir(), and free_tables().

int H264Context::cbp

Definition at line 433 of file h264.h.

Referenced by decode_cabac_mb_cbp_luma(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), fill_filter_caches(), filter_mb_dir(), h264_filter_mb_fast_internal(), hl_decode_mb_idct_luma(), svq3_decode_frame(), and svq3_decode_mb().

int H264Context::top_cbp

Definition at line 434 of file h264.h.

Referenced by decode_cabac_mb_cbp_chroma(), decode_cabac_mb_cbp_luma(), fill_decode_caches(), and get_cabac_cbf_ctx().

int H264Context::left_cbp

Definition at line 435 of file h264.h.

Referenced by decode_cabac_mb_cbp_chroma(), decode_cabac_mb_cbp_luma(), fill_decode_caches(), and get_cabac_cbf_ctx().

uint8_t* H264Context::chroma_pred_mode_table

Definition at line 437 of file h264.h.

Referenced by clone_tables(), decode_cabac_mb_chroma_pre_mode(), ff_h264_alloc_tables(), ff_h264_decode_mb_cabac(), and free_tables().

int H264Context::last_qscale_diff

Definition at line 438 of file h264.h.

Referenced by decode_slice_header(), and ff_h264_decode_mb_cabac().

uint8_t(*[2] H264Context::mvd_table)[2]

Definition at line 439 of file h264.h.

Referenced by clone_tables(), ff_h264_alloc_tables(), fill_decode_caches(), free_tables(), and write_back_motion_list().

uint8_t H264Context::mvd_cache[2][5 *8][2]

Definition at line 440 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), fill_decode_caches(), and write_back_motion_list().

uint8_t* H264Context::direct_table

Definition at line 441 of file h264.h.

Referenced by clone_tables(), ff_h264_alloc_tables(), fill_decode_caches(), free_tables(), and write_back_motion().

uint8_t H264Context::direct_cache[5 *8]

Definition at line 442 of file h264.h.

Referenced by decode_cabac_mb_ref(), ff_h264_decode_mb_cabac(), and fill_decode_caches().

uint8_t H264Context::zigzag_scan[16]

Definition at line 444 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and init_scan_tables().

uint8_t H264Context::zigzag_scan8x8[64]

Definition at line 445 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), and init_scan_tables().

uint8_t H264Context::zigzag_scan8x8_cavlc[64]

Definition at line 446 of file h264.h.

Referenced by ff_h264_decode_mb_cavlc(), and init_scan_tables().

uint8_t H264Context::field_scan[16]

Definition at line 447 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and init_scan_tables().

uint8_t H264Context::field_scan8x8[64]

Definition at line 448 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), and init_scan_tables().

uint8_t H264Context::field_scan8x8_cavlc[64]

Definition at line 449 of file h264.h.

Referenced by ff_h264_decode_mb_cavlc(), and init_scan_tables().

uint8_t H264Context::zigzag_scan_q0[16]

Definition at line 450 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and init_scan_tables().

uint8_t H264Context::zigzag_scan8x8_q0[64]

Definition at line 451 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), and init_scan_tables().

uint8_t H264Context::zigzag_scan8x8_cavlc_q0[64]

Definition at line 452 of file h264.h.

Referenced by ff_h264_decode_mb_cavlc(), and init_scan_tables().

uint8_t H264Context::field_scan_q0[16]

Definition at line 453 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), and init_scan_tables().

uint8_t H264Context::field_scan8x8_q0[64]

Definition at line 454 of file h264.h.

Referenced by ff_h264_decode_mb_cabac(), and init_scan_tables().

uint8_t H264Context::field_scan8x8_cavlc_q0[64]

Definition at line 455 of file h264.h.

Referenced by ff_h264_decode_mb_cavlc(), and init_scan_tables().

int H264Context::x264_build

Definition at line 457 of file h264.h.

Referenced by decode_unregistered_user_data(), execute_decode_slices(), ff_h264_decode_init(), h264_slice_header_init(), and pred_spatial_direct_motion().

int H264Context::mb_x

int H264Context::mb_y

Definition at line 459 of file h264.h.

Referenced by backup_mb_border(), decode_finish_row(), decode_frame(), decode_residual(), decode_slice(), decode_slice_header(), execute_decode_slices(), fetch_diagonal_mv(), ff_h264_check_intra4x4_pred_mode(), ff_h264_check_intra_pred_mode(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), field_end(), fill_decode_neighbors(), fill_filter_caches(), fill_filter_caches_inter(), fill_slice_long(), flush_dpb(), get_lowest_part_y(), h264_er_decode_mb(), hl_decode_mb(), hl_decode_mb_444(), hl_decode_mb_predict_luma(), loop_filter(), mc_dir_part(), mc_part(), mc_part_std(), mc_part_weighted(), pred_16x8_motion(), pred_8x16_motion(), pred_motion(), pred_pskip_motion(), pred_spatial_direct_motion(), pred_temp_direct_motion(), predict_field_decoding_flag(), prefetch_motion(), svq3_decode_frame(), svq3_decode_mb(), svq3_decode_slice_header(), svq3_mc_dir(), vaapi_h264_decode_slice(), write_back_motion(), and xchg_mb_border().

int H264Context::resync_mb_x

Definition at line 460 of file h264.h.

Referenced by decode_slice(), and decode_slice_header().

int H264Context::resync_mb_y

Definition at line 461 of file h264.h.

Referenced by decode_slice(), and decode_slice_header().

int H264Context::mb_skip_run

Definition at line 462 of file h264.h.

Referenced by decode_slice(), ff_h264_decode_mb_cavlc(), and svq3_decode_slice_header().

int H264Context::mb_height

int H264Context::mb_width

int H264Context::mb_num

Definition at line 465 of file h264.h.

Referenced by context_init(), decode_slice_header(), decode_update_thread_context(), h264_slice_header_init(), svq3_decode_init(), and svq3_decode_slice_header().

int H264Context::is_complex

Definition at line 468 of file h264.h.

Referenced by decode_slice(), ff_h264_hl_decode_mb(), and svq3_decode_init().

int H264Context::deblocking_filter

disable_deblocking_filter_idc with 1 <-> 0

Definition at line 471 of file h264.h.

Referenced by decode_finish_row(), decode_slice_header(), fill_filter_caches(), fill_slice_long(), loop_filter(), vaapi_h264_decode_slice(), and xchg_mb_border().

int H264Context::slice_alpha_c0_offset

Definition at line 472 of file h264.h.

Referenced by decode_slice_header(), ff_h264_filter_mb(), fill_slice_long(), h264_filter_mb_fast_internal(), and vaapi_h264_decode_slice().

int H264Context::slice_beta_offset

Definition at line 473 of file h264.h.

Referenced by decode_slice_header(), ff_h264_filter_mb(), fill_slice_long(), h264_filter_mb_fast_internal(), and vaapi_h264_decode_slice().

int H264Context::nal_ref_idc

Definition at line 478 of file h264.h.

Referenced by decode_nal_units(), decode_slice_header(), ff_h264_decode_nal(), fill_picture_parameters(), init_poc(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int H264Context::nal_unit_type

Definition at line 479 of file h264.h.

Referenced by decode_frame(), decode_nal_units(), decode_slice_header(), ff_h264_decode_nal(), ff_h264_decode_ref_pic_marking(), and parse_nal_units().

uint8_t* H264Context::rbsp_buffer[2]

Definition at line 480 of file h264.h.

Referenced by decode_update_thread_context(), ff_h264_decode_nal(), and free_tables().

unsigned int H264Context::rbsp_buffer_size[2]

Definition at line 481 of file h264.h.

Referenced by decode_update_thread_context(), ff_h264_decode_nal(), and free_tables().

int H264Context::is_avc

Used to parse AVC variant of h264.

this flag is != 0 if codec is avc1

Definition at line 486 of file h264.h.

Referenced by decode_frame(), decode_nal_units(), decode_update_thread_context(), ff_h264_decode_extradata(), ff_h264_find_frame_end(), and parse_nal_units().

int H264Context::nal_length_size

Number of bytes used for nal length (1, 2 or 4)

Definition at line 487 of file h264.h.

Referenced by decode_nal_units(), ff_h264_decode_extradata(), ff_h264_find_frame_end(), and parse_nal_units().

int H264Context::got_first

this flag is != 0 if we've parsed a frame

Definition at line 488 of file h264.h.

Referenced by h264_parse().

int H264Context::bit_depth_luma

luma bit depth from sps to detect changes

Definition at line 490 of file h264.h.

Referenced by common_init(), and decode_slice_header().

int H264Context::chroma_format_idc

chroma format from sps to detect changes

Definition at line 491 of file h264.h.

Referenced by common_init(), and decode_slice_header().

SPS* H264Context::sps_buffers[MAX_SPS_COUNT]

Definition at line 493 of file h264.h.

Referenced by decode_buffering_period(), decode_init_thread_copy(), decode_slice_header(), decode_update_thread_context(), ff_h264_decode_picture_parameter_set(), ff_h264_decode_seq_parameter_set(), ff_h264_free_context(), more_rbsp_data_in_pps(), and parse_nal_units().

PPS* H264Context::pps_buffers[MAX_PPS_COUNT]

Definition at line 494 of file h264.h.

Referenced by decode_init_thread_copy(), decode_slice_header(), decode_update_thread_context(), ff_h264_decode_picture_parameter_set(), ff_h264_free_context(), and parse_nal_units().

int H264Context::dequant_coeff_pps

reinit tables when pps changes

Definition at line 496 of file h264.h.

Referenced by common_init(), decode_slice_header(), decode_update_thread_context(), and ff_h264_decode_picture_parameter_set().

uint16_t* H264Context::slice_table_base

Definition at line 498 of file h264.h.

Referenced by ff_h264_alloc_tables(), and free_tables().

int H264Context::poc_lsb

Definition at line 501 of file h264.h.

Referenced by decode_slice_header(), decode_update_thread_context(), field_end(), and init_poc().

int H264Context::poc_msb

Definition at line 502 of file h264.h.

Referenced by decode_update_thread_context(), field_end(), and init_poc().

int H264Context::delta_poc_bottom

Definition at line 503 of file h264.h.

Referenced by decode_slice_header(), and init_poc().

int H264Context::delta_poc[2]

Definition at line 504 of file h264.h.

Referenced by decode_slice_header(), and init_poc().

int H264Context::frame_num

Definition at line 505 of file h264.h.

Referenced by decode_nal_units(), decode_slice_header(), decode_update_thread_context(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_execute_ref_pic_marking(), ff_vdpau_h264_picture_start(), field_end(), fill_picture_parameters(), init_poc(), parse_nal_units(), svq3_decode_frame(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int H264Context::prev_poc_msb

poc_msb of the last reference pic for POC type 0

Definition at line 506 of file h264.h.

Referenced by clone_slice(), decode_update_thread_context(), ff_h264_decode_init(), field_end(), idr(), and init_poc().

int H264Context::prev_poc_lsb

poc_lsb of the last reference pic for POC type 0

Definition at line 507 of file h264.h.

Referenced by clone_slice(), decode_update_thread_context(), field_end(), idr(), and init_poc().

int H264Context::frame_num_offset

for POC type 2

Definition at line 508 of file h264.h.

Referenced by decode_update_thread_context(), field_end(), init_poc(), svq3_decode_frame(), and svq3_mc_dir().

int H264Context::prev_frame_num_offset

for POC type 2

Definition at line 509 of file h264.h.

Referenced by clone_slice(), decode_update_thread_context(), field_end(), idr(), init_poc(), svq3_decode_frame(), and svq3_mc_dir().

int H264Context::prev_frame_num

frame_num of the last pic for POC type 1/2

Definition at line 510 of file h264.h.

Referenced by clone_slice(), decode_slice_header(), decode_update_thread_context(), ff_h264_decode_init(), field_end(), flush_change(), idr(), init_poc(), and svq3_decode_frame().

int H264Context::curr_pic_num

frame_num for frames or 2 * frame_num + 1 for field pics.

Definition at line 515 of file h264.h.

Referenced by decode_slice_header(), ff_h264_decode_ref_pic_list_reordering(), and ff_h264_decode_ref_pic_marking().

int H264Context::max_pic_num

max_frame_num or 2 * max_frame_num for field pics.

Definition at line 520 of file h264.h.

Referenced by decode_slice_header(), ff_h264_decode_ref_pic_list_reordering(), and ff_h264_decode_ref_pic_marking().

int H264Context::redundant_pic_count

Definition at line 522 of file h264.h.

Referenced by decode_nal_units(), decode_slice_header(), and fill_slice_long().

Picture H264Context::default_ref_list[2][32]

base reference list for all slices of a coded picture

Definition at line 524 of file h264.h.

Referenced by clone_slice(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_fill_default_ref_list(), ff_h264_remove_all_refs(), and flush_change().

Picture* H264Context::short_ref[32]

Definition at line 525 of file h264.h.

Referenced by clone_slice(), decode_slice_header(), decode_update_thread_context(), ff_generate_sliding_window_mmcos(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_decode_ref_pic_marking(), ff_h264_execute_ref_pic_marking(), ff_h264_fill_default_ref_list(), ff_h264_remove_all_refs(), ff_vdpau_h264_set_reference_frames(), fill_picture_parameters(), fill_vaapi_ReferenceFrames(), find_short(), print_short_term(), remove_short_at_index(), and vdpau_h264_set_reference_frames().

Picture* H264Context::long_ref[32]

Definition at line 526 of file h264.h.

Referenced by clone_slice(), decode_slice_header(), decode_update_thread_context(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_execute_ref_pic_marking(), ff_h264_fill_default_ref_list(), ff_vdpau_h264_set_reference_frames(), fill_picture_parameters(), fill_vaapi_ReferenceFrames(), print_long_term(), remove_long(), and vdpau_h264_set_reference_frames().

Picture* H264Context::delayed_pic[MAX_DELAYED_PIC_COUNT+2]

Definition at line 527 of file h264.h.

Referenced by decode_frame(), decode_postinit(), decode_update_thread_context(), flush_change(), flush_dpb(), h264_set_parameter_from_sps(), and unreference_pic().

int H264Context::last_pocs[MAX_DELAYED_PIC_COUNT]

Definition at line 528 of file h264.h.

Referenced by decode_postinit(), decode_slice_header(), ff_h264_decode_init(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_execute_ref_pic_marking(), and idr().

Picture* H264Context::next_output_pic

Definition at line 529 of file h264.h.

Referenced by decode_frame(), decode_postinit(), and ff_h264_frame_start().

int H264Context::outputed_poc

Definition at line 530 of file h264.h.

Referenced by decode_update_thread_context(), ff_h264_decode_init(), field_end(), and flush_change().

int H264Context::next_outputed_poc

Definition at line 531 of file h264.h.

Referenced by decode_postinit(), decode_update_thread_context(), ff_h264_decode_init(), field_end(), and flush_change().

MMCO H264Context::mmco[MAX_MMCO_COUNT]

memory management control operations buffer.

Definition at line 536 of file h264.h.

Referenced by decode_slice_header(), decode_update_thread_context(), ff_generate_sliding_window_mmcos(), ff_h264_decode_ref_pic_marking(), ff_h264_execute_ref_pic_marking(), and field_end().

int H264Context::mmco_index

Definition at line 537 of file h264.h.

Referenced by decode_slice_header(), decode_update_thread_context(), ff_generate_sliding_window_mmcos(), ff_h264_decode_ref_pic_marking(), and field_end().

int H264Context::mmco_reset

Definition at line 538 of file h264.h.

Referenced by decode_postinit(), and ff_h264_execute_ref_pic_marking().

int H264Context::long_ref_count

number of actual long term references

Definition at line 540 of file h264.h.

Referenced by decode_slice_header(), ff_generate_sliding_window_mmcos(), ff_h264_execute_ref_pic_marking(), ff_h264_remove_all_refs(), and remove_long().

int H264Context::short_ref_count

number of actual short term references

Definition at line 541 of file h264.h.

Referenced by clone_slice(), decode_slice_header(), ff_generate_sliding_window_mmcos(), ff_h264_decode_ref_pic_list_reordering(), ff_h264_decode_ref_pic_marking(), ff_h264_execute_ref_pic_marking(), ff_h264_fill_default_ref_list(), ff_h264_remove_all_refs(), ff_vdpau_h264_set_reference_frames(), fill_picture_parameters(), fill_vaapi_ReferenceFrames(), find_short(), print_short_term(), remove_short(), remove_short_at_index(), and vdpau_h264_set_reference_frames().

int H264Context::cabac_init_idc

Definition at line 543 of file h264.h.

Referenced by decode_slice_header(), ff_h264_init_cabac_states(), fill_slice_long(), and vaapi_h264_decode_slice().

struct H264Context* H264Context::thread_context[MAX_THREADS]

Definition at line 549 of file h264.h.

Referenced by decode_nal_units(), decode_slice_header(), decode_update_thread_context(), execute_decode_slices(), ff_h264_decode_init(), free_tables(), h264_slice_header_init(), and init().

int H264Context::current_slice

current slice number, used to initialize slice_num of each thread/context

Definition at line 554 of file h264.h.

Referenced by decode_nal_units(), decode_slice_header(), field_end(), fill_slice_long(), and flush_change().

int H264Context::max_contexts

Max number of threads / contexts.

This is equal to AVCodecContext.thread_count unless multithreaded decoding is impossible, in which case it is reduced to 1.

Definition at line 562 of file h264.h.

Referenced by decode_nal_units(), and decode_slice_header().

int H264Context::slice_context_count

Definition at line 564 of file h264.h.

Referenced by decode_nal_units(), decode_slice_header(), ff_h264_decode_init(), h264_slice_header_init(), and init().

int H264Context::single_decode_warning

1 if the single thread fallback warning has already been displayed, 0 otherwise.

Definition at line 570 of file h264.h.

Referenced by decode_slice_header().

enum AVPictureType H264Context::pict_type

Definition at line 572 of file h264.h.

Referenced by decode_postinit(), decode_slice_header(), get_buffer(), h264_slice_header_init(), svq3_decode_frame(), and svq3_decode_mb().

int H264Context::last_slice_type

Definition at line 574 of file h264.h.

Referenced by decode_slice_header(), and decode_update_thread_context().

unsigned int H264Context::last_ref_count[2]

Definition at line 575 of file h264.h.

Referenced by decode_slice_header(), and decode_update_thread_context().

SEI_PicStructType H264Context::sei_pic_struct

pic_struct in picture timing SEI message

Definition at line 581 of file h264.h.

Referenced by decode_picture_timing(), decode_postinit(), and parse_nal_units().

int H264Context::prev_interlaced_frame

Complement sei_pic_struct SEI_PIC_STRUCT_TOP_BOTTOM and SEI_PIC_STRUCT_BOTTOM_TOP indicate interlaced frames.

However, soft telecined frames may have these values. This is used in an attempt to flag soft telecine progressive.

Definition at line 589 of file h264.h.

Referenced by decode_postinit(), flush_change(), and h264_slice_header_init().

int H264Context::sei_ct_type

Bit set of clock types for fields/frames in picture timing SEI message.

For each found ct_type, appropriate bit is set (e.g., bit 1 for interlaced).

Definition at line 596 of file h264.h.

Referenced by decode_picture_timing(), and decode_postinit().

int H264Context::sei_dpb_output_delay

dpb_output_delay in picture timing SEI message, see H.264 C.2.2

Definition at line 601 of file h264.h.

Referenced by decode_picture_timing(), ff_h264_reset_sei(), h264_parse(), and parse_nal_units().

int H264Context::sei_cpb_removal_delay

cpb_removal_delay in picture timing SEI message, see H.264 C.1.2

Definition at line 606 of file h264.h.

Referenced by decode_picture_timing(), ff_h264_reset_sei(), h264_parse(), and parse_nal_units().

int H264Context::sei_recovery_frame_cnt

recovery_frame_cnt from SEI message

Set to -1 if no recovery point SEI message found or to number of frames before playback synchronizes. Frames having recovery point are key frames.

Definition at line 615 of file h264.h.

Referenced by decode_nal_units(), decode_recovery_point(), ff_h264_reset_sei(), and parse_nal_units().

int H264Context::recovery_frame

recovery_frame is the frame_num at which the next frame should be fully constructed.

Set to -1 when not expecting a recovery point.

Definition at line 622 of file h264.h.

Referenced by decode_nal_units(), and flush_change().

int H264Context::valid_recovery_point

Are the SEI recovery points looking valid.

Definition at line 627 of file h264.h.

Referenced by decode_nal_units().

int H264Context::luma_weight_flag[2]

7.4.3.2 luma_weight_lX_flag

Definition at line 629 of file h264.h.

Referenced by decode_slice_header(), fill_slice_long(), fill_vaapi_plain_pred_weight_table(), implicit_weight_table(), and pred_weight_table().

int H264Context::chroma_weight_flag[2]

7.4.3.2 chroma_weight_lX_flag

Definition at line 630 of file h264.h.

Referenced by decode_slice_header(), fill_slice_long(), fill_vaapi_plain_pred_weight_table(), implicit_weight_table(), and pred_weight_table().

int H264Context::sei_buffering_period_present

Buffering period SEI flag.

Definition at line 633 of file h264.h.

Referenced by decode_buffering_period(), ff_h264_reset_sei(), h264_parse(), and parse_nal_units().

int H264Context::initial_cpb_removal_delay[32]

Initial timestamps for CPBs.

Definition at line 634 of file h264.h.

Referenced by decode_buffering_period().

int H264Context::cur_chroma_format_idc

Definition at line 636 of file h264.h.

Referenced by common_init(), decode_slice_header(), decode_update_thread_context(), h264_set_parameter_from_sps(), and h264_slice_header_init().

uint8_t* H264Context::bipred_scratchpad

Definition at line 637 of file h264.h.

Referenced by alloc_scratch_buffers(), clone_tables(), decode_update_thread_context(), free_tables(), and mc_part_weighted().

int16_t H264Context::slice_row[MAX_SLICES]

to detect when MAX_SLICES is too low

Definition at line 639 of file h264.h.

Referenced by decode_slice_header().

int H264Context::sync

did we had a keyframe or recovery point

Definition at line 641 of file h264.h.

Referenced by decode_frame(), decode_nal_units(), decode_postinit(), decode_update_thread_context(), ff_h264_execute_ref_pic_marking(), ff_h264_frame_start(), and flush_change().

uint8_t H264Context::parse_history[4]

Definition at line 643 of file h264.h.

Referenced by ff_h264_find_frame_end().

int H264Context::parse_history_count

Definition at line 644 of file h264.h.

Referenced by ff_h264_find_frame_end().

int H264Context::parse_last_mb

Definition at line 645 of file h264.h.

Referenced by ff_h264_find_frame_end().

uint8_t* H264Context::edge_emu_buffer

Definition at line 646 of file h264.h.

Referenced by alloc_scratch_buffers(), clone_tables(), decode_update_thread_context(), free_tables(), get_buffer(), mc_dir_part(), svq3_decode_end(), and svq3_mc_dir_part().

int16_t* H264Context::dc_val_base

Definition at line 647 of file h264.h.

Referenced by context_init(), and free_tables().

uint8_t* H264Context::visualization_buffer[3]

temporary buffer vor MV visualization

Definition at line 649 of file h264.h.

Referenced by decode_frame(), and free_tables().

The documentation for this struct was generated from the following file:

libavcodec/h264.h

Data Fields

Detailed Description

Field Documentation