FFmpeg: MpegEncContext Struct Reference

used to avoid copy if macroblock skipped (for black regions for example) and used for B-frame encoding & decoding (contains skip table of next P-frame) More...

uint8_t * mbintra_table

used to avoid setting {ac, dc, cbp}-pred stuff to zero on inter MB decoding More...

uint8_t * cbp_table

used to store cbp, ac_pred for partitioned decoding More...

uint8_t * pred_dir_table

used to store pred_dir for partitioned decoding More...

ScratchpadContext sc

int qscale

QP. More...

int chroma_qscale

chroma QP More...

unsigned int lambda

Lagrange multiplier used in rate distortion. More...

unsigned int lambda2

(lambda*lambda) >> FF_LAMBDA_SHIFT More...

int * lambda_table

int adaptive_quant

use adaptive quantization More...

int dquant

qscale difference to prev qscale More...

int pict_type

AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, ... More...

int vbv_delay

int last_pict_type

int last_non_b_pict_type

used for MPEG-4 gmc B-frames & ratecontrol More...

int droppable

int last_lambda_for [5]

last lambda for a specific pict type More...

int skipdct

skip dct and code zero residual More...

int unrestricted_mv

mv can point outside of the coded picture More...

int h263_long_vectors

use horrible H.263v1 long vector mode More...

BlockDSPContext bdsp

FDCTDSPContext fdsp

H264ChromaContext h264chroma

HpelDSPContext hdsp

IDCTDSPContext idsp

MECmpContext mecc

MpegvideoEncDSPContext mpvencdsp

PixblockDSPContext pdsp

QpelDSPContext qdsp

VideoDSPContext vdsp

H263DSPContext h263dsp

int f_code

forward MV resolution More...

int b_code

backward MV resolution for B-frames (MPEG-4) More...

int16_t(* p_mv_table_base )[2]

int16_t(* b_forw_mv_table_base )[2]

int16_t(* b_back_mv_table_base )[2]

int16_t(* b_bidir_forw_mv_table_base )[2]

int16_t(* b_bidir_back_mv_table_base )[2]

int16_t(* b_direct_mv_table_base )[2]

int16_t(* p_field_mv_table_base )[2]

int16_t(* b_field_mv_table_base )[2]

int16_t(* p_mv_table )[2]

MV table (1MV per MB) P-frame encoding. More...

int16_t(* b_forw_mv_table )[2]

MV table (1MV per MB) forward mode B-frame encoding. More...

int16_t(* b_back_mv_table )[2]

MV table (1MV per MB) backward mode B-frame encoding. More...

int16_t(* b_bidir_forw_mv_table )[2]

MV table (1MV per MB) bidir mode B-frame encoding. More...

int16_t(* b_bidir_back_mv_table )[2]

MV table (1MV per MB) bidir mode B-frame encoding. More...

int16_t(* b_direct_mv_table )[2]

MV table (1MV per MB) direct mode B-frame encoding. More...

int16_t(*[2][2] p_field_mv_table )[2]

MV table (2MV per MB) interlaced P-frame encoding. More...

int16_t(*[2][2][2] b_field_mv_table )[2]

MV table (4MV per MB) interlaced B-frame encoding. More...

uint8_t *[2] p_field_select_table

Only the first element is allocated. More...

uint8_t *[2][2] b_field_select_table

Only the first element is allocated. More...

uint16_t * mb_var

Table for MB variances. More...

uint16_t * mc_mb_var

Table for motion compensated MB variances. More...

uint8_t * mb_mean

Table for MB luminance. More...

int64_t mb_var_sum

sum of MB variance for current frame More...

int64_t mc_mb_var_sum

motion compensated MB variance for current frame More...

uint64_t encoding_error [MPEGVIDEO_MAX_PLANES]

int motion_est

ME algorithm. More...

int me_penalty_compensation

int me_pre

prepass for motion estimation More...

int mv_dir

int mv_type

int mv [2][4][2]

motion vectors for a macroblock first coordinate : 0 = forward 1 = backward second " : depend on type third " : 0 = x, 1 = y More...

int field_select [2][2]

int last_mv [2][2][2]

last MV, used for MV prediction in MPEG-1 & B-frame MPEG-4 More...

const uint8_t * fcode_tab

smallest fcode needed for each MV More...

int16_t direct_scale_mv [2][64]

precomputed to avoid divisions in ff_mpeg4_set_direct_mv More...

MotionEstContext me

int no_rounding

apply no rounding to motion compensation (MPEG-4, msmpeg4, ...) for B-frames rounding mode is always 0 More...

int mb_x

int mb_y

int mb_skip_run

int mb_intra

uint16_t * mb_type

Table for candidate MB types for encoding (defines in mpegutils.h) More...

int block_index [6]

index to current MB in block based arrays with edges More...

int block_wrap [6]

uint8_t * dest [3]

int * mb_index2xy

mb_index -> mb_x + mb_y*mb_stride More...

uint16_t intra_matrix [64]

matrix transmitted in the bitstream More...

uint16_t chroma_intra_matrix [64]

uint16_t inter_matrix [64]

uint16_t chroma_inter_matrix [64]

int intra_quant_bias

bias for the quantizer More...

int inter_quant_bias

bias for the quantizer More...

int min_qcoeff

minimum encodable coefficient More...

int max_qcoeff

maximum encodable coefficient More...

int ac_esc_length

num of bits needed to encode the longest esc More...

uint8_t * intra_ac_vlc_length

uint8_t * intra_ac_vlc_last_length

uint8_t * intra_chroma_ac_vlc_length

uint8_t * intra_chroma_ac_vlc_last_length

uint8_t * inter_ac_vlc_length

uint8_t * inter_ac_vlc_last_length

uint8_t * luma_dc_vlc_length

int coded_score [12]

int(* q_intra_matrix )[64]

precomputed matrix (combine qscale and DCT renorm) More...

int(* q_chroma_intra_matrix )[64]

int(* q_inter_matrix )[64]

uint16_t(* q_intra_matrix16 )[2][64]

identical to the above but for MMX & these are not permutated, second 64 entries are bias More...

uint16_t(* q_chroma_intra_matrix16 )[2][64]

uint16_t(* q_inter_matrix16 )[2][64]

int(* dct_error_sum )[64]

int dct_count [2]

uint16_t(* dct_offset )[64]

int64_t total_bits

int frame_bits

bits used for the current frame More...

int stuffing_bits

bits used for stuffing More...

int next_lambda

next lambda used for retrying to encode a frame More...

RateControlContext rc_context

contains stuff only accessed in ratecontrol.c More...

int mv_bits

int header_bits

int i_tex_bits

int p_tex_bits

int i_count

int skip_count

int misc_bits

cbp, mb_type More...

int last_bits

temp var used for calculating the above vars More...

int resync_mb_x

x position of last resync marker More...

int resync_mb_y

y position of last resync marker More...

GetBitContext last_resync_gb

used to search for the next resync marker More...

int mb_num_left

number of MBs left in this video packet (for partitioned Slices only) More...

int gob_index

int obmc

overlapped block motion compensation More...

int mb_info

interval for outputting info about mb offsets as side data More...

int prev_mb_info

int last_mb_info

uint8_t * mb_info_ptr

int mb_info_size

int ehc_mode

int umvplus

== H.263+ && unrestricted_mv More...

int h263_aic_dir

AIC direction: 0 = left, 1 = top. More...

int h263_slice_structured

int alt_inter_vlc

alternative inter vlc More...

int modified_quant

int loop_filter

int custom_pcf

int studio_profile

int dct_precision

number of bits to represent the fractional part of time (encoder only) More...

int time_increment_bits

int last_time_base

int time_base

time in seconds of last I,P,S Frame More...

int64_t time

time of current frame More...

int64_t last_non_b_time

uint16_t pp_time

time distance between the last 2 p,s,i frames More...

uint16_t pb_time

time distance between the last b and p,s,i frame More...

uint16_t pp_field_time

uint16_t pb_field_time

like above, just for interlaced More...

int mcsel

int quant_precision

int quarter_sample

1->qpel, 0->half pel ME/MC More...

int data_partitioning

data partitioning flag from header More...

int partitioned_frame

is current frame partitioned More...

int low_delay

no reordering needed / has no B-frames More...

PutBitContext tex_pb

used for data partitioned VOPs More...

PutBitContext pb2

used for data partitioned VOPs More...

int mpeg_quant

int padding_bug_score

used to detect the VERY common padding bug in MPEG-4 More...

int divx_packed

uint8_t * bitstream_buffer

int bitstream_buffer_size

unsigned int allocated_bitstream_buffer_size

int rv10_version

RV10 version: 0 or 3. More...

int rv10_first_dc_coded [3]

struct MJpegContext * mjpeg_ctx

int esc_pos

int mv_table_index

int rl_table_index

int rl_chroma_table_index

int dc_table_index

int use_skip_mb_code

int slice_height

in macroblocks More...

int first_slice_line

used in MPEG-4 too to handle resync markers More...

int flipflop_rounding

int msmpeg4_version

0=not msmpeg4, 1=mp41, 2=mp42, 3=mp43/divx3 4=wmv1/7 5=wmv2/8 More...

int per_mb_rl_table

int esc3_level_length

int esc3_run_length

int inter_intra_pred

int mspel

GetBitContext gb

int last_mv_dir

last mv_dir, used for B-frame encoding More...

int vbv_delay_pos

offset of vbv_delay in the bitstream More...

int progressive_sequence

int mpeg_f_code [2][2]

int picture_structure

int intra_dc_precision

int frame_pred_frame_dct

int top_field_first

int concealment_motion_vectors

int q_scale_type

int brd_scale

int intra_vlc_format

int alternate_scan

int repeat_first_field

int chroma_420_type

int chroma_format

int chroma_x_shift

int chroma_y_shift

int progressive_frame

int full_pel [2]

int interlaced_dct

int first_field

is 1 for the first field of a field picture 0 otherwise More...

int rtp_mode

int rtp_payload_size

uint8_t * ptr_lastgob

int16_t(*[12] pblocks )[64]

int16_t(* block )[64]

points to one of the following blocks More...

int16_t(* blocks )[12][64]

int(* decode_mb )(struct MpegEncContext *s, int16_t block[12][64])

void(* dct_unquantize_mpeg1_intra )(struct MpegEncContext *s, int16_t *block, int n, int qscale)

void(* dct_unquantize_mpeg1_inter )(struct MpegEncContext *s, int16_t *block, int n, int qscale)

void(* dct_unquantize_mpeg2_intra )(struct MpegEncContext *s, int16_t *block, int n, int qscale)

void(* dct_unquantize_mpeg2_inter )(struct MpegEncContext *s, int16_t *block, int n, int qscale)

void(* dct_unquantize_h263_intra )(struct MpegEncContext *s, int16_t *block, int n, int qscale)

void(* dct_unquantize_h263_inter )(struct MpegEncContext *s, int16_t *block, int n, int qscale)

void(* dct_unquantize_intra )(struct MpegEncContext *s, int16_t *block, int n, int qscale)

void(* dct_unquantize_inter )(struct MpegEncContext *s, int16_t *block, int n, int qscale)

int(* dct_quantize )(struct MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow)

int(* fast_dct_quantize )(struct MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow)

void(* denoise_dct )(struct MpegEncContext *s, int16_t *block)

int mpv_flags

flags set by private options More...

int quantizer_noise_shaping

float rc_qsquish

ratecontrol qmin qmax limiting method 0-> clipping, 1-> use a nice continuous function to limit qscale within qmin/qmax. More...

float rc_qmod_amp

int rc_qmod_freq

float rc_initial_cplx

float rc_buffer_aggressivity

float border_masking

int lmin

int lmax

int vbv_ignore_qmax

char * rc_eq

float * cplx_tab

float * bits_tab

int context_reinit

ERContext er

int error_rate

AVFrame * tmp_frames [MAX_B_FRAMES+2]

int b_frame_strategy

int b_sensitivity

int frame_skip_threshold

int frame_skip_factor

int frame_skip_exp

int frame_skip_cmp

int scenechange_threshold

int noise_reduction

int intra_penalty

Detailed Description

MpegEncContext.

Definition at line 67 of file mpegvideo.h.

Field Documentation

◆ class

AVClass* MpegEncContext::class

Definition at line 68 of file mpegvideo.h.

◆ y_dc_scale

int MpegEncContext::y_dc_scale

Definition at line 70 of file mpegvideo.h.

◆ c_dc_scale

int MpegEncContext::c_dc_scale

Definition at line 70 of file mpegvideo.h.

◆ ac_pred

int MpegEncContext::ac_pred

Definition at line 71 of file mpegvideo.h.

Referenced by vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), vc1_decode_p_mb_intfi(), and vc1_decode_p_mb_intfr().

◆ block_last_index

int MpegEncContext::block_last_index[12]

last non zero coefficient in block

Definition at line 72 of file mpegvideo.h.

Referenced by ipu_decode_frame().

◆ h263_aic

int MpegEncContext::h263_aic

Advanced INTRA Coding (AIC)

Definition at line 73 of file mpegvideo.h.

◆ inter_scantable

ScanTable MpegEncContext::inter_scantable

if inter == intra then intra should be used to reduce the cache usage

Definition at line 76 of file mpegvideo.h.

Referenced by ipu_decode_frame().

◆ intra_scantable

ScanTable MpegEncContext::intra_scantable

Definition at line 81 of file mpegvideo.h.

Referenced by ipu_decode_frame().

◆ permutated_intra_h_scantable

uint8_t MpegEncContext::permutated_intra_h_scantable[64]

Definition at line 82 of file mpegvideo.h.

◆ permutated_intra_v_scantable

uint8_t MpegEncContext::permutated_intra_v_scantable[64]

Definition at line 83 of file mpegvideo.h.

◆ avctx

struct AVCodecContext* MpegEncContext::avctx

Definition at line 85 of file mpegvideo.h.

Referenced by alloc_picture(), bitplane_decoding(), commit_bitstream_and_slice_buffer(), decode_sequence_header_adv(), decode_wmv9(), dxva2_mpeg2_decode_slice(), dxva2_mpeg2_end_frame(), dxva2_mpeg2_start_frame(), encode_frame(), encode_init(), encode_thread(), ff_dxva2_mpeg2_fill_picture_parameters(), ff_dxva2_mpeg2_fill_quantization_matrices(), ff_dxva2_mpeg2_fill_slice(), ff_mpeg_flush(), ff_mpv_decode_init(), ff_mpv_encode_end(), ff_mpv_encode_init(), ff_mpv_encode_picture(), ff_mpv_frame_start(), ff_update_duplicate_context(), ff_vc1_decode_entry_point(), ff_vc1_decode_sequence_header(), 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(), read_bfraction(), vc1_decode_frame(), vc1_decode_init(), vc1_extract_header(), and wmv9_init().

◆ private_ctx

void* MpegEncContext::private_ctx

Definition at line 88 of file mpegvideo.h.

Referenced by ff_mpeg_update_thread_context().

◆ width

int MpegEncContext::width

Definition at line 90 of file mpegvideo.h.

Referenced by encode_frame().

◆ height

int MpegEncContext::height

picture size. must be a multiple of 16

Definition at line 90 of file mpegvideo.h.

Referenced by encode_frame(), and ff_vc1_parse_frame_header_adv().

◆ gop_size

int MpegEncContext::gop_size

Definition at line 91 of file mpegvideo.h.

◆ intra_only

int MpegEncContext::intra_only

if true, only intra pictures are generated

Definition at line 92 of file mpegvideo.h.

◆ bit_rate

int64_t MpegEncContext::bit_rate

wanted bit rate

Definition at line 93 of file mpegvideo.h.

Referenced by encode_init().

◆ out_format

enum OutputFormat MpegEncContext::out_format

output format

Definition at line 94 of file mpegvideo.h.

Referenced by encode_frame().

◆ h263_pred

int MpegEncContext::h263_pred

use MPEG-4/H.263 ac/dc predictions

Definition at line 95 of file mpegvideo.h.

◆ pb_frame

int MpegEncContext::pb_frame

PB-frame mode (0 = none, 1 = base, 2 = improved)

Definition at line 96 of file mpegvideo.h.

◆ h263_plus

int MpegEncContext::h263_plus

H.263+ headers.

Definition at line 99 of file mpegvideo.h.

◆ h263_flv

int MpegEncContext::h263_flv

use flv H.263 header

Definition at line 100 of file mpegvideo.h.

◆ codec_id

enum AVCodecID MpegEncContext::codec_id

Definition at line 102 of file mpegvideo.h.

◆ fixed_qscale

int MpegEncContext::fixed_qscale

fixed qscale if non zero

Definition at line 103 of file mpegvideo.h.

◆ encoding

int MpegEncContext::encoding

true if we are encoding (vs decoding)

Definition at line 104 of file mpegvideo.h.

◆ max_b_frames

int MpegEncContext::max_b_frames

max number of B-frames for encoding

Definition at line 105 of file mpegvideo.h.

Referenced by decode_sequence_header_adv(), ff_vc1_decode_sequence_header(), vdpau_vc1_start_frame(), and wmv9_init().

◆ luma_elim_threshold

int MpegEncContext::luma_elim_threshold

Definition at line 106 of file mpegvideo.h.

◆ chroma_elim_threshold

int MpegEncContext::chroma_elim_threshold

Definition at line 107 of file mpegvideo.h.

◆ workaround_bugs

int MpegEncContext::workaround_bugs

workaround bugs in encoders which cannot be detected automatically

Definition at line 108 of file mpegvideo.h.

◆ codec_tag

int MpegEncContext::codec_tag

internal codec_tag upper case converted from avctx codec_tag

Definition at line 109 of file mpegvideo.h.

◆ context_initialized

int MpegEncContext::context_initialized

Definition at line 113 of file mpegvideo.h.

◆ input_picture_number

int MpegEncContext::input_picture_number

used to set pic->display_picture_number, should not be used for/by anything else

Definition at line 114 of file mpegvideo.h.

◆ coded_picture_number

int MpegEncContext::coded_picture_number

used to set pic->coded_picture_number, should not be used for/by anything else

Definition at line 115 of file mpegvideo.h.

◆ picture_number

int MpegEncContext::picture_number

Definition at line 116 of file mpegvideo.h.

Referenced by encode_frame().

◆ picture_in_gop_number

int MpegEncContext::picture_in_gop_number

0-> first pic in gop, ...

Definition at line 117 of file mpegvideo.h.

◆ mb_width

int MpegEncContext::mb_width

Definition at line 118 of file mpegvideo.h.

Referenced by bitplane_decoding(), and encode_frame().

◆ mb_height

int MpegEncContext::mb_height

number of MBs horizontally & vertically

Definition at line 118 of file mpegvideo.h.

Referenced by bitplane_decoding(), encode_frame(), ff_vc1_parse_frame_header(), and ff_vc1_parse_frame_header_adv().

◆ mb_stride

int MpegEncContext::mb_stride

mb_width+1 used for some arrays to allow simple addressing of left & top MBs without sig11

Definition at line 119 of file mpegvideo.h.

Referenced by bitplane_decoding(), encode_frame(), encode_q_branch(), ff_vc1_parse_frame_header(), and ff_vc1_parse_frame_header_adv().

◆ b8_stride

int MpegEncContext::b8_stride

2*mb_width+1 used for some 8x8 block arrays to allow simple addressing

Definition at line 120 of file mpegvideo.h.

Referenced by encode_frame().

◆ h_edge_pos

int MpegEncContext::h_edge_pos

Definition at line 121 of file mpegvideo.h.

Referenced by chroma_4mv_motion_lowres(), hpel_motion_lowres(), and mpeg_motion_lowres().

◆ v_edge_pos

int MpegEncContext::v_edge_pos

horizontal / vertical position of the right/bottom edge (pixel replication)

Definition at line 121 of file mpegvideo.h.

Referenced by chroma_4mv_motion_lowres(), hpel_motion_lowres(), mpeg_motion_internal(), mpeg_motion_lowres(), and qpel_motion().

◆ mb_num

int MpegEncContext::mb_num

number of MBs of a picture

Definition at line 122 of file mpegvideo.h.

Referenced by encode_init().

◆ linesize

ptrdiff_t MpegEncContext::linesize

line size, in bytes, may be different from width

Definition at line 123 of file mpegvideo.h.

Referenced by encode_frame(), ff_update_duplicate_context(), mpeg_motion_internal(), mpeg_motion_lowres(), and qpel_motion().

◆ uvlinesize

ptrdiff_t MpegEncContext::uvlinesize

line size, for chroma in bytes, may be different from width

Definition at line 124 of file mpegvideo.h.

Referenced by encode_frame(), mpeg_motion_internal(), mpeg_motion_lowres(), and qpel_motion().

◆ picture

Picture* MpegEncContext::picture

main picture buffer

Definition at line 125 of file mpegvideo.h.

◆ input_picture

Picture** MpegEncContext::input_picture

next pictures on display order for encoding

Definition at line 126 of file mpegvideo.h.

◆ reordered_input_picture

Picture** MpegEncContext::reordered_input_picture

pointer to the next pictures in coded order for encoding

Definition at line 127 of file mpegvideo.h.

◆ user_specified_pts

int64_t MpegEncContext::user_specified_pts

last non-zero pts from AVFrame which was passed into avcodec_send_frame()

Definition at line 129 of file mpegvideo.h.

◆ dts_delta

int64_t MpegEncContext::dts_delta

pts difference between the first and second input frame, used for calculating dts of the first frame when there's a delay

Definition at line 133 of file mpegvideo.h.

◆ reordered_pts

int64_t MpegEncContext::reordered_pts

reordered pts to be used as dts for the next output frame when there's a delay

Definition at line 137 of file mpegvideo.h.

◆ pb

PutBitContext MpegEncContext::pb

bit output

Definition at line 140 of file mpegvideo.h.

Referenced by encode_mb_hq(), encode_thread(), ff_mpv_encode_picture(), ff_write_quant_matrix(), and merge_context_after_encode().

◆ start_mb_y

int MpegEncContext::start_mb_y

start mb_y of this thread (so current thread should process start_mb_y <= row < end_mb_y)

Definition at line 142 of file mpegvideo.h.

Referenced by decode_chunks().

◆ end_mb_y

int MpegEncContext::end_mb_y

end mb_y of this thread (so current thread should process start_mb_y <= row < end_mb_y)

Definition at line 143 of file mpegvideo.h.

Referenced by decode_chunks(), encode_thread(), ff_mpv_encode_picture(), and mb_var_thread().

◆ thread_context

struct MpegEncContext* MpegEncContext::thread_context[MAX_THREADS]

Definition at line 144 of file mpegvideo.h.

◆ slice_context_count

int MpegEncContext::slice_context_count

number of used thread_contexts

Definition at line 145 of file mpegvideo.h.

Referenced by vc1_parse_init().

◆ last_picture

Picture MpegEncContext::last_picture

copy of the previous picture structure.

note, linesize & data, might not match the previous picture (for field pictures)

Definition at line 151 of file mpegvideo.h.

Referenced by encode_frame(), ff_vc1_mc_1mv(), ff_vc1_mc_4mv_chroma(), ff_vc1_mc_4mv_luma(), and vc1_decode_skip_blocks().

◆ next_picture

Picture MpegEncContext::next_picture

copy of the next picture structure.

note, linesize & data, might not match the next picture (for field pictures)

Definition at line 157 of file mpegvideo.h.

Referenced by ff_mpeg_update_thread_context(), and ff_vc1_interp_mc().

◆ new_picture

AVFrame* MpegEncContext::new_picture

Reference to the source picture for encoding.

note, linesize & data, might not match the source picture (for field pictures)

Definition at line 163 of file mpegvideo.h.

◆ current_picture

Picture MpegEncContext::current_picture

copy of the current picture structure.

note, linesize & data, might not match the current picture (for field pictures) buffer to store the decompressed current picture

Definition at line 169 of file mpegvideo.h.

Referenced by encode_frame(), ff_dxva2_mpeg2_fill_picture_parameters(), ff_mpeg_update_thread_context(), ff_vc1_decode_blocks(), and update_duplicate_context_after_me().

◆ last_picture_ptr

Picture* MpegEncContext::last_picture_ptr

pointer to the previous picture.

Definition at line 171 of file mpegvideo.h.

Referenced by encode_frame().

◆ next_picture_ptr

Picture* MpegEncContext::next_picture_ptr

pointer to the next picture (for bidir pred)

Definition at line 172 of file mpegvideo.h.

◆ current_picture_ptr

Picture* MpegEncContext::current_picture_ptr

pointer to the current picture

Definition at line 173 of file mpegvideo.h.

Referenced by d3d12va_vc1_decode_slice(), d3d12va_vc1_end_frame(), d3d12va_vc1_start_frame(), dxva2_vc1_decode_slice(), dxva2_vc1_end_frame(), dxva2_vc1_start_frame(), encode_frame(), ff_vc1_parse_frame_header_adv(), and vc1_decode_frame().

◆ skipped_last_frame

int MpegEncContext::skipped_last_frame

Definition at line 174 of file mpegvideo.h.

◆ last_dc

int MpegEncContext::last_dc[3]

last DC values for MPEG-1

Definition at line 175 of file mpegvideo.h.

Referenced by ipu_decode_frame().

◆ dc_val_base

int16_t* MpegEncContext::dc_val_base

Definition at line 176 of file mpegvideo.h.

◆ dc_val

int16_t* MpegEncContext::dc_val[3]

used for MPEG-4 DC prediction, all 3 arrays must be continuous

Definition at line 177 of file mpegvideo.h.

◆ y_dc_scale_table

const uint8_t* MpegEncContext::y_dc_scale_table

qscale -> y_dc_scale table

Definition at line 178 of file mpegvideo.h.

◆ c_dc_scale_table

const uint8_t* MpegEncContext::c_dc_scale_table

qscale -> c_dc_scale table

Definition at line 179 of file mpegvideo.h.

◆ chroma_qscale_table

const uint8_t* MpegEncContext::chroma_qscale_table

qscale -> chroma_qscale (H.263)

Definition at line 180 of file mpegvideo.h.

◆ coded_block_base

uint8_t* MpegEncContext::coded_block_base

Definition at line 181 of file mpegvideo.h.

◆ coded_block

uint8_t* MpegEncContext::coded_block

used for coded block pattern prediction (msmpeg4v3, wmv1)

Definition at line 182 of file mpegvideo.h.

◆ ac_val_base

int16_t(* MpegEncContext::ac_val_base)[16]

Definition at line 183 of file mpegvideo.h.

◆ ac_val

int16_t(*[3] MpegEncContext::ac_val)[16]

used for MPEG-4 AC prediction, all 3 arrays must be continuous

Definition at line 184 of file mpegvideo.h.

◆ mb_skipped

int MpegEncContext::mb_skipped

MUST BE SET only during DECODING.

Definition at line 185 of file mpegvideo.h.

◆ mbskip_table

uint8_t* MpegEncContext::mbskip_table

used to avoid copy if macroblock skipped (for black regions for example) and used for B-frame encoding & decoding (contains skip table of next P-frame)

Definition at line 186 of file mpegvideo.h.

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

◆ mbintra_table

uint8_t* MpegEncContext::mbintra_table

used to avoid setting {ac, dc, cbp}-pred stuff to zero on inter MB decoding

Definition at line 188 of file mpegvideo.h.

◆ cbp_table

uint8_t* MpegEncContext::cbp_table

used to store cbp, ac_pred for partitioned decoding

Definition at line 189 of file mpegvideo.h.

◆ pred_dir_table

uint8_t* MpegEncContext::pred_dir_table

used to store pred_dir for partitioned decoding

Definition at line 190 of file mpegvideo.h.

◆ sc

ScratchpadContext MpegEncContext::sc

Definition at line 192 of file mpegvideo.h.

Referenced by encode_end(), encode_init(), ff_update_duplicate_context(), get_block_rd(), and get_dc().

◆ qscale

int MpegEncContext::qscale

QP.

Definition at line 194 of file mpegvideo.h.

Referenced by dct_quantize_refine(), dct_quantize_trellis_c(), encode_frame(), encode_q_branch(), encode_thread(), ff_convert_matrix(), ff_dct_quantize_c(), ipu_decode_frame(), and update_duplicate_context_after_me().

◆ chroma_qscale

int MpegEncContext::chroma_qscale

chroma QP

Definition at line 195 of file mpegvideo.h.

◆ lambda

unsigned int MpegEncContext::lambda

Lagrange multiplier used in rate distortion.

Definition at line 196 of file mpegvideo.h.

Referenced by dct_quantize_refine(), dct_quantize_trellis_c(), encode_frame(), and update_duplicate_context_after_me().

◆ lambda2

unsigned int MpegEncContext::lambda2

(lambda*lambda) >> FF_LAMBDA_SHIFT

Definition at line 197 of file mpegvideo.h.

Referenced by encode_frame(), estimate_best_b_count(), and update_duplicate_context_after_me().

◆ lambda_table

int* MpegEncContext::lambda_table

Definition at line 198 of file mpegvideo.h.

◆ adaptive_quant

int MpegEncContext::adaptive_quant

use adaptive quantization

Definition at line 199 of file mpegvideo.h.

◆ dquant

int MpegEncContext::dquant

qscale difference to prev qscale

Definition at line 200 of file mpegvideo.h.

Referenced by encode_thread().

◆ pict_type

int MpegEncContext::pict_type

AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, ...

Definition at line 201 of file mpegvideo.h.

Referenced by encode_frame(), ff_vc1_decode_blocks(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), scaleforopp(), scaleforsame(), scaleforsame_x(), scaleforsame_y(), update_duplicate_context_after_me(), vc1_decode_frame(), vc1_extract_header(), vc1_get_INTCOMPFIELD(), vc1_get_LUMSCALE(), vc1_get_LUMSCALE2(), vc1_get_LUMSHIFT(), vc1_get_LUMSHIFT2(), vc1_get_MVMODE(), vc1_get_MVMODE2(), vc1_has_ACPRED_bitplane(), vc1_has_DIRECTMB_bitplane(), vc1_has_FIELDTX_bitplane(), vc1_has_FORWARDMB_bitplane(), vc1_has_MVTYPEMB_bitplane(), vc1_has_OVERFLAGS_bitplane(), and vc1_has_SKIPMB_bitplane().

◆ vbv_delay

int MpegEncContext::vbv_delay

Definition at line 202 of file mpegvideo.h.

Referenced by ff_mpv_encode_picture().

◆ last_pict_type

int MpegEncContext::last_pict_type

Definition at line 203 of file mpegvideo.h.

Referenced by encode_frame().

◆ last_non_b_pict_type

int MpegEncContext::last_non_b_pict_type

used for MPEG-4 gmc B-frames & ratecontrol

Definition at line 204 of file mpegvideo.h.

◆ droppable

int MpegEncContext::droppable

Definition at line 205 of file mpegvideo.h.

◆ last_lambda_for

int MpegEncContext::last_lambda_for[5]

last lambda for a specific pict type

Definition at line 206 of file mpegvideo.h.

◆ skipdct

int MpegEncContext::skipdct

skip dct and code zero residual

Definition at line 207 of file mpegvideo.h.

◆ unrestricted_mv

int MpegEncContext::unrestricted_mv

mv can point outside of the coded picture

Definition at line 210 of file mpegvideo.h.

Referenced by encode_frame().

◆ h263_long_vectors

int MpegEncContext::h263_long_vectors

use horrible H.263v1 long vector mode

Definition at line 211 of file mpegvideo.h.

◆ bdsp

BlockDSPContext MpegEncContext::bdsp

Definition at line 213 of file mpegvideo.h.

◆ fdsp

FDCTDSPContext MpegEncContext::fdsp

Definition at line 214 of file mpegvideo.h.

Referenced by ff_convert_matrix().

◆ h264chroma

H264ChromaContext MpegEncContext::h264chroma

Definition at line 215 of file mpegvideo.h.

◆ hdsp

HpelDSPContext MpegEncContext::hdsp

Definition at line 216 of file mpegvideo.h.

Referenced by encode_frame().

◆ idsp

IDCTDSPContext MpegEncContext::idsp

Definition at line 217 of file mpegvideo.h.

Referenced by ipu_decode_frame(), and ipu_decode_init().

◆ mecc

MECmpContext MpegEncContext::mecc

Definition at line 218 of file mpegvideo.h.

Referenced by encode_frame().

◆ mpvencdsp

MpegvideoEncDSPContext MpegEncContext::mpvencdsp

Definition at line 219 of file mpegvideo.h.

◆ pdsp

PixblockDSPContext MpegEncContext::pdsp

Definition at line 220 of file mpegvideo.h.

◆ qdsp

QpelDSPContext MpegEncContext::qdsp

Definition at line 221 of file mpegvideo.h.

Referenced by encode_frame().

◆ vdsp

VideoDSPContext MpegEncContext::vdsp

Definition at line 222 of file mpegvideo.h.

◆ h263dsp

H263DSPContext MpegEncContext::h263dsp

Definition at line 223 of file mpegvideo.h.

◆ f_code

int MpegEncContext::f_code

forward MV resolution

Definition at line 224 of file mpegvideo.h.

Referenced by encode_frame(), encode_q_branch(), and update_duplicate_context_after_me().

◆ b_code

int MpegEncContext::b_code

backward MV resolution for B-frames (MPEG-4)

Definition at line 225 of file mpegvideo.h.

Referenced by update_duplicate_context_after_me().

◆ p_mv_table_base

int16_t(* MpegEncContext::p_mv_table_base)[2]

Definition at line 226 of file mpegvideo.h.

◆ b_forw_mv_table_base

int16_t(* MpegEncContext::b_forw_mv_table_base)[2]

Definition at line 227 of file mpegvideo.h.

◆ b_back_mv_table_base

int16_t(* MpegEncContext::b_back_mv_table_base)[2]

Definition at line 228 of file mpegvideo.h.

◆ b_bidir_forw_mv_table_base

int16_t(* MpegEncContext::b_bidir_forw_mv_table_base)[2]

Definition at line 229 of file mpegvideo.h.

◆ b_bidir_back_mv_table_base

int16_t(* MpegEncContext::b_bidir_back_mv_table_base)[2]

Definition at line 230 of file mpegvideo.h.

◆ b_direct_mv_table_base

int16_t(* MpegEncContext::b_direct_mv_table_base)[2]

Definition at line 231 of file mpegvideo.h.

◆ p_field_mv_table_base

int16_t(* MpegEncContext::p_field_mv_table_base)[2]

Definition at line 232 of file mpegvideo.h.

◆ b_field_mv_table_base

int16_t(* MpegEncContext::b_field_mv_table_base)[2]

Definition at line 233 of file mpegvideo.h.

◆ p_mv_table

int16_t(* MpegEncContext::p_mv_table)[2]

MV table (1MV per MB) P-frame encoding.

Definition at line 234 of file mpegvideo.h.

◆ b_forw_mv_table

int16_t(* MpegEncContext::b_forw_mv_table)[2]

MV table (1MV per MB) forward mode B-frame encoding.

Definition at line 235 of file mpegvideo.h.

◆ b_back_mv_table

int16_t(* MpegEncContext::b_back_mv_table)[2]

MV table (1MV per MB) backward mode B-frame encoding.

Definition at line 236 of file mpegvideo.h.

◆ b_bidir_forw_mv_table

int16_t(* MpegEncContext::b_bidir_forw_mv_table)[2]

MV table (1MV per MB) bidir mode B-frame encoding.

Definition at line 237 of file mpegvideo.h.

◆ b_bidir_back_mv_table

int16_t(* MpegEncContext::b_bidir_back_mv_table)[2]

MV table (1MV per MB) bidir mode B-frame encoding.

Definition at line 238 of file mpegvideo.h.

◆ b_direct_mv_table

int16_t(* MpegEncContext::b_direct_mv_table)[2]

MV table (1MV per MB) direct mode B-frame encoding.

Definition at line 239 of file mpegvideo.h.

◆ p_field_mv_table

int16_t(*[2][2] MpegEncContext::p_field_mv_table)[2]

MV table (2MV per MB) interlaced P-frame encoding.

Definition at line 240 of file mpegvideo.h.

◆ b_field_mv_table

int16_t(*[2][2][2] MpegEncContext::b_field_mv_table)[2]

MV table (4MV per MB) interlaced B-frame encoding.

Definition at line 241 of file mpegvideo.h.

◆ p_field_select_table

uint8_t*[2] MpegEncContext::p_field_select_table

Only the first element is allocated.

Definition at line 242 of file mpegvideo.h.

◆ b_field_select_table

uint8_t*[2][2] MpegEncContext::b_field_select_table

Only the first element is allocated.

Definition at line 243 of file mpegvideo.h.

◆ mb_var

uint16_t* MpegEncContext::mb_var

Table for MB variances.

Definition at line 246 of file mpegvideo.h.

◆ mc_mb_var

uint16_t* MpegEncContext::mc_mb_var

Table for motion compensated MB variances.

Definition at line 247 of file mpegvideo.h.

◆ mb_mean

uint8_t* MpegEncContext::mb_mean

Table for MB luminance.

Definition at line 248 of file mpegvideo.h.

◆ mb_var_sum

int64_t MpegEncContext::mb_var_sum

sum of MB variance for current frame

Definition at line 249 of file mpegvideo.h.

Referenced by ratecontrol_1pass().

◆ mc_mb_var_sum

int64_t MpegEncContext::mc_mb_var_sum

motion compensated MB variance for current frame

Definition at line 250 of file mpegvideo.h.

Referenced by ratecontrol_1pass().

◆ encoding_error

uint64_t MpegEncContext::encoding_error[MPEGVIDEO_MAX_PLANES]

Definition at line 251 of file mpegvideo.h.

Referenced by merge_context_after_encode().

◆ motion_est

int MpegEncContext::motion_est

ME algorithm.

Definition at line 253 of file mpegvideo.h.

Referenced by encode_frame().

◆ me_penalty_compensation

int MpegEncContext::me_penalty_compensation

Definition at line 254 of file mpegvideo.h.

◆ me_pre

int MpegEncContext::me_pre

prepass for motion estimation

Definition at line 255 of file mpegvideo.h.

◆ mv_dir

int MpegEncContext::mv_dir

Definition at line 256 of file mpegvideo.h.

Referenced by encode_thread().

◆ mv_type

int MpegEncContext::mv_type

Definition at line 260 of file mpegvideo.h.

Referenced by encode_thread().

◆ mv

int MpegEncContext::mv[2][4][2]

motion vectors for a macroblock first coordinate : 0 = forward 1 = backward second " : depend on type third " : 0 = x, 1 = y

Definition at line 271 of file mpegvideo.h.

Referenced by encode_thread().

◆ field_select

int MpegEncContext::field_select[2][2]

Definition at line 272 of file mpegvideo.h.

Referenced by hpel_motion_lowres(), mpeg_motion(), mpeg_motion_field(), mpeg_motion_internal(), mpeg_motion_lowres(), and qpel_motion().

◆ last_mv

int MpegEncContext::last_mv[2][2][2]

last MV, used for MV prediction in MPEG-1 & B-frame MPEG-4

Definition at line 273 of file mpegvideo.h.

Referenced by epzs_motion_search2(), epzs_motion_search_internal(), and ff_epzs_motion_search().

◆ fcode_tab

const uint8_t* MpegEncContext::fcode_tab

smallest fcode needed for each MV

Definition at line 274 of file mpegvideo.h.

◆ direct_scale_mv

int16_t MpegEncContext::direct_scale_mv[2][64]

precomputed to avoid divisions in ff_mpeg4_set_direct_mv

Definition at line 275 of file mpegvideo.h.

◆ me

MotionEstContext MpegEncContext::me

Definition at line 277 of file mpegvideo.h.

Referenced by encode_end(), encode_frame(), encode_init(), encode_q_branch(), and ff_update_duplicate_context().

◆ no_rounding

int MpegEncContext::no_rounding

apply no rounding to motion compensation (MPEG-4, msmpeg4, ...) for B-frames rounding mode is always 0

Definition at line 279 of file mpegvideo.h.

◆ mb_x

int MpegEncContext::mb_x

Definition at line 283 of file mpegvideo.h.

Referenced by apply_8x8(), apply_obmc(), encode_mb_internal(), encode_q_branch(), encode_thread(), epzs_motion_search_internal(), ff_vc1_decode_blocks(), mb_var_thread(), and MPV_motion_lowres().

◆ mb_y

int MpegEncContext::mb_y

Definition at line 283 of file mpegvideo.h.

Referenced by apply_8x8(), apply_obmc(), encode_mb_internal(), encode_q_branch(), encode_thread(), epzs_motion_search_internal(), ff_vc1_decode_blocks(), mb_var_thread(), mpeg_motion(), mpeg_motion_field(), mpeg_motion_internal(), mpeg_motion_lowres(), mpv_motion_internal(), and MPV_motion_lowres().

◆ mb_skip_run

int MpegEncContext::mb_skip_run

Definition at line 284 of file mpegvideo.h.

◆ mb_intra

int MpegEncContext::mb_intra

Definition at line 285 of file mpegvideo.h.

Referenced by encode_thread().

◆ mb_type

uint16_t* MpegEncContext::mb_type

Table for candidate MB types for encoding (defines in mpegutils.h)

Definition at line 286 of file mpegvideo.h.

Referenced by encode_thread().

◆ block_index

int MpegEncContext::block_index[6]

index to current MB in block based arrays with edges

Definition at line 288 of file mpegvideo.h.

◆ block_wrap

int MpegEncContext::block_wrap[6]

Definition at line 289 of file mpegvideo.h.

◆ dest

uint8_t* MpegEncContext::dest[3]

Definition at line 290 of file mpegvideo.h.

Referenced by add_dct(), apply_8x8(), hpel_motion(), hpel_motion_lowres(), and obmc_motion().

◆ mb_index2xy

int* MpegEncContext::mb_index2xy

mb_index -> mb_x + mb_y*mb_stride

Definition at line 292 of file mpegvideo.h.

◆ intra_matrix

uint16_t MpegEncContext::intra_matrix[64]

matrix transmitted in the bitstream

Definition at line 295 of file mpegvideo.h.

Referenced by encode_picture(), ipu_decode_frame(), and ipu_decode_init().

◆ chroma_intra_matrix

uint16_t MpegEncContext::chroma_intra_matrix[64]

Definition at line 296 of file mpegvideo.h.

Referenced by ipu_decode_init().

◆ inter_matrix

uint16_t MpegEncContext::inter_matrix[64]

Definition at line 297 of file mpegvideo.h.

Referenced by ipu_decode_init().

◆ chroma_inter_matrix

uint16_t MpegEncContext::chroma_inter_matrix[64]

Definition at line 298 of file mpegvideo.h.

Referenced by ipu_decode_init().

◆ intra_quant_bias

int MpegEncContext::intra_quant_bias

bias for the quantizer

Definition at line 300 of file mpegvideo.h.

◆ inter_quant_bias

int MpegEncContext::inter_quant_bias

bias for the quantizer

Definition at line 301 of file mpegvideo.h.

◆ min_qcoeff

int MpegEncContext::min_qcoeff

minimum encodable coefficient

Definition at line 302 of file mpegvideo.h.

◆ max_qcoeff

int MpegEncContext::max_qcoeff

maximum encodable coefficient

Definition at line 303 of file mpegvideo.h.

◆ ac_esc_length

int MpegEncContext::ac_esc_length

num of bits needed to encode the longest esc

Definition at line 304 of file mpegvideo.h.

◆ intra_ac_vlc_length

uint8_t* MpegEncContext::intra_ac_vlc_length

Definition at line 305 of file mpegvideo.h.

◆ intra_ac_vlc_last_length

uint8_t* MpegEncContext::intra_ac_vlc_last_length

Definition at line 306 of file mpegvideo.h.

◆ intra_chroma_ac_vlc_length

uint8_t* MpegEncContext::intra_chroma_ac_vlc_length

Definition at line 307 of file mpegvideo.h.

◆ intra_chroma_ac_vlc_last_length

uint8_t* MpegEncContext::intra_chroma_ac_vlc_last_length

Definition at line 308 of file mpegvideo.h.

◆ inter_ac_vlc_length

uint8_t* MpegEncContext::inter_ac_vlc_length

Definition at line 309 of file mpegvideo.h.

◆ inter_ac_vlc_last_length

uint8_t* MpegEncContext::inter_ac_vlc_last_length

Definition at line 310 of file mpegvideo.h.

◆ luma_dc_vlc_length

uint8_t* MpegEncContext::luma_dc_vlc_length

Definition at line 311 of file mpegvideo.h.

◆ coded_score

int MpegEncContext::coded_score[12]

Definition at line 313 of file mpegvideo.h.

◆ q_intra_matrix

int(* MpegEncContext::q_intra_matrix)[64]

precomputed matrix (combine qscale and DCT renorm)

Definition at line 316 of file mpegvideo.h.

◆ q_chroma_intra_matrix

int(* MpegEncContext::q_chroma_intra_matrix)[64]

Definition at line 317 of file mpegvideo.h.

◆ q_inter_matrix

int(* MpegEncContext::q_inter_matrix)[64]

Definition at line 318 of file mpegvideo.h.

◆ q_intra_matrix16

uint16_t(* MpegEncContext::q_intra_matrix16)[2][64]

identical to the above but for MMX & these are not permutated, second 64 entries are bias

Definition at line 320 of file mpegvideo.h.

◆ q_chroma_intra_matrix16

uint16_t(* MpegEncContext::q_chroma_intra_matrix16)[2][64]

Definition at line 321 of file mpegvideo.h.

◆ q_inter_matrix16

uint16_t(* MpegEncContext::q_inter_matrix16)[2][64]

Definition at line 322 of file mpegvideo.h.

◆ dct_error_sum

int(* MpegEncContext::dct_error_sum)[64]

Definition at line 325 of file mpegvideo.h.

Referenced by merge_context_after_encode().

◆ dct_count

int MpegEncContext::dct_count[2]

Definition at line 326 of file mpegvideo.h.

Referenced by merge_context_after_encode().

◆ dct_offset

uint16_t(* MpegEncContext::dct_offset)[64]

Definition at line 327 of file mpegvideo.h.

Referenced by encode_mb_internal().

◆ total_bits

int64_t MpegEncContext::total_bits

Definition at line 330 of file mpegvideo.h.

Referenced by encode_frame().

◆ frame_bits

int MpegEncContext::frame_bits

bits used for the current frame

Definition at line 331 of file mpegvideo.h.

Referenced by encode_frame().

◆ stuffing_bits

int MpegEncContext::stuffing_bits

bits used for stuffing

Definition at line 332 of file mpegvideo.h.

◆ next_lambda

int MpegEncContext::next_lambda

next lambda used for retrying to encode a frame

Definition at line 333 of file mpegvideo.h.

◆ rc_context

RateControlContext MpegEncContext::rc_context

contains stuff only accessed in ratecontrol.c

Definition at line 334 of file mpegvideo.h.

Referenced by encode_frame().

◆ mv_bits

int MpegEncContext::mv_bits

Definition at line 337 of file mpegvideo.h.

Referenced by encode_frame().

◆ header_bits

int MpegEncContext::header_bits

Definition at line 338 of file mpegvideo.h.

◆ i_tex_bits

int MpegEncContext::i_tex_bits

Definition at line 339 of file mpegvideo.h.

Referenced by merge_context_after_encode().

◆ p_tex_bits

int MpegEncContext::p_tex_bits

Definition at line 340 of file mpegvideo.h.

Referenced by encode_frame(), and merge_context_after_encode().

◆ i_count

int MpegEncContext::i_count

Definition at line 341 of file mpegvideo.h.

Referenced by merge_context_after_encode().

◆ skip_count

int MpegEncContext::skip_count

Definition at line 342 of file mpegvideo.h.

Referenced by merge_context_after_encode().

◆ misc_bits

int MpegEncContext::misc_bits

cbp, mb_type

Definition at line 343 of file mpegvideo.h.

Referenced by encode_frame(), and merge_context_after_encode().

◆ last_bits

int MpegEncContext::last_bits

temp var used for calculating the above vars

Definition at line 344 of file mpegvideo.h.

◆ resync_mb_x

int MpegEncContext::resync_mb_x

x position of last resync marker

Definition at line 347 of file mpegvideo.h.

◆ resync_mb_y

int MpegEncContext::resync_mb_y

y position of last resync marker

Definition at line 348 of file mpegvideo.h.

◆ last_resync_gb

GetBitContext MpegEncContext::last_resync_gb

used to search for the next resync marker

Definition at line 349 of file mpegvideo.h.

◆ mb_num_left

int MpegEncContext::mb_num_left

number of MBs left in this video packet (for partitioned Slices only)

Definition at line 350 of file mpegvideo.h.

◆ gob_index

int MpegEncContext::gob_index

Definition at line 353 of file mpegvideo.h.

◆ obmc

int MpegEncContext::obmc

overlapped block motion compensation

Definition at line 354 of file mpegvideo.h.

◆ mb_info

int MpegEncContext::mb_info

interval for outputting info about mb offsets as side data

Definition at line 355 of file mpegvideo.h.

◆ prev_mb_info

int MpegEncContext::prev_mb_info

Definition at line 356 of file mpegvideo.h.

◆ last_mb_info

int MpegEncContext::last_mb_info

Definition at line 356 of file mpegvideo.h.

◆ mb_info_ptr

uint8_t* MpegEncContext::mb_info_ptr

Definition at line 357 of file mpegvideo.h.

◆ mb_info_size

int MpegEncContext::mb_info_size

Definition at line 358 of file mpegvideo.h.

◆ ehc_mode

int MpegEncContext::ehc_mode

Definition at line 359 of file mpegvideo.h.

◆ umvplus

int MpegEncContext::umvplus

== H.263+ && unrestricted_mv

Definition at line 362 of file mpegvideo.h.

◆ h263_aic_dir

int MpegEncContext::h263_aic_dir

AIC direction: 0 = left, 1 = top.

Definition at line 363 of file mpegvideo.h.

◆ h263_slice_structured

int MpegEncContext::h263_slice_structured

Definition at line 364 of file mpegvideo.h.

◆ alt_inter_vlc

int MpegEncContext::alt_inter_vlc

alternative inter vlc

Definition at line 365 of file mpegvideo.h.

◆ modified_quant

int MpegEncContext::modified_quant

Definition at line 366 of file mpegvideo.h.

◆ loop_filter

int MpegEncContext::loop_filter

Definition at line 367 of file mpegvideo.h.

Referenced by decode_sequence_header_adv(), ff_vc1_decode_blocks(), ff_vc1_decode_entry_point(), ff_vc1_decode_sequence_header(), nvdec_vc1_start_frame(), vc1_decode_b_blocks(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), and vdpau_vc1_start_frame().

◆ custom_pcf

int MpegEncContext::custom_pcf

Definition at line 368 of file mpegvideo.h.

◆ studio_profile

int MpegEncContext::studio_profile

Definition at line 371 of file mpegvideo.h.

◆ dct_precision

int MpegEncContext::dct_precision

number of bits to represent the fractional part of time (encoder only)

Definition at line 372 of file mpegvideo.h.

◆ time_increment_bits

int MpegEncContext::time_increment_bits

Definition at line 374 of file mpegvideo.h.

◆ last_time_base

int MpegEncContext::last_time_base

Definition at line 375 of file mpegvideo.h.

◆ time_base

int MpegEncContext::time_base

time in seconds of last I,P,S Frame

Definition at line 376 of file mpegvideo.h.

◆ time

int64_t MpegEncContext::time

time of current frame

Definition at line 377 of file mpegvideo.h.

◆ last_non_b_time

int64_t MpegEncContext::last_non_b_time

Definition at line 378 of file mpegvideo.h.

◆ pp_time

uint16_t MpegEncContext::pp_time

time distance between the last 2 p,s,i frames

Definition at line 379 of file mpegvideo.h.

◆ pb_time

uint16_t MpegEncContext::pb_time

time distance between the last b and p,s,i frame

Definition at line 380 of file mpegvideo.h.

◆ pp_field_time

uint16_t MpegEncContext::pp_field_time

Definition at line 381 of file mpegvideo.h.

◆ pb_field_time

uint16_t MpegEncContext::pb_field_time

like above, just for interlaced

Definition at line 382 of file mpegvideo.h.

◆ mcsel

int MpegEncContext::mcsel

Definition at line 383 of file mpegvideo.h.

◆ quant_precision

int MpegEncContext::quant_precision

Definition at line 384 of file mpegvideo.h.

◆ quarter_sample

int MpegEncContext::quarter_sample

1->qpel, 0->half pel ME/MC

Definition at line 385 of file mpegvideo.h.

Referenced by encode_frame(), ff_vc1_parse_frame_header(), ff_vc1_parse_frame_header_adv(), scaleforopp(), and scaleforsame().

◆ data_partitioning

int MpegEncContext::data_partitioning

data partitioning flag from header

Definition at line 386 of file mpegvideo.h.

Referenced by encode_thread().

◆ partitioned_frame

int MpegEncContext::partitioned_frame

is current frame partitioned

Definition at line 387 of file mpegvideo.h.

Referenced by encode_thread(), and update_duplicate_context_after_me().

◆ low_delay

int MpegEncContext::low_delay

no reordering needed / has no B-frames

Definition at line 388 of file mpegvideo.h.

Referenced by ff_vc1_decode_blocks().

◆ tex_pb

PutBitContext MpegEncContext::tex_pb

used for data partitioned VOPs

Definition at line 389 of file mpegvideo.h.

Referenced by encode_mb_hq(), and encode_thread().

◆ pb2

PutBitContext MpegEncContext::pb2

used for data partitioned VOPs

Definition at line 390 of file mpegvideo.h.

Referenced by encode_mb_hq(), and encode_thread().

◆ mpeg_quant

int MpegEncContext::mpeg_quant

Definition at line 391 of file mpegvideo.h.

◆ padding_bug_score

int MpegEncContext::padding_bug_score

used to detect the VERY common padding bug in MPEG-4

Definition at line 392 of file mpegvideo.h.

◆ divx_packed

int MpegEncContext::divx_packed

Definition at line 395 of file mpegvideo.h.

◆ bitstream_buffer

uint8_t* MpegEncContext::bitstream_buffer

Definition at line 396 of file mpegvideo.h.

◆ bitstream_buffer_size

int MpegEncContext::bitstream_buffer_size

Definition at line 397 of file mpegvideo.h.

◆ allocated_bitstream_buffer_size

unsigned int MpegEncContext::allocated_bitstream_buffer_size

Definition at line 398 of file mpegvideo.h.

◆ rv10_version

int MpegEncContext::rv10_version

RV10 version: 0 or 3.

Definition at line 401 of file mpegvideo.h.

◆ rv10_first_dc_coded

int MpegEncContext::rv10_first_dc_coded[3]

Definition at line 402 of file mpegvideo.h.

◆ mjpeg_ctx

struct MJpegContext* MpegEncContext::mjpeg_ctx

Definition at line 405 of file mpegvideo.h.

◆ esc_pos

int MpegEncContext::esc_pos

Definition at line 406 of file mpegvideo.h.

◆ mv_table_index

int MpegEncContext::mv_table_index

Definition at line 409 of file mpegvideo.h.

Referenced by ff_vc1_parse_frame_header(), and ff_vc1_parse_frame_header_adv().

◆ rl_table_index

int MpegEncContext::rl_table_index

Definition at line 410 of file mpegvideo.h.

◆ rl_chroma_table_index

int MpegEncContext::rl_chroma_table_index

Definition at line 411 of file mpegvideo.h.

◆ dc_table_index

int MpegEncContext::dc_table_index

Definition at line 412 of file mpegvideo.h.

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

◆ use_skip_mb_code

int MpegEncContext::use_skip_mb_code

Definition at line 413 of file mpegvideo.h.

◆ slice_height

int MpegEncContext::slice_height

in macroblocks

Definition at line 414 of file mpegvideo.h.

◆ first_slice_line

int MpegEncContext::first_slice_line

used in MPEG-4 too to handle resync markers

Definition at line 415 of file mpegvideo.h.

◆ flipflop_rounding

int MpegEncContext::flipflop_rounding

Definition at line 416 of file mpegvideo.h.

◆ msmpeg4_version

int MpegEncContext::msmpeg4_version

0=not msmpeg4, 1=mp41, 2=mp42, 3=mp43/divx3 4=wmv1/7 5=wmv2/8

Definition at line 417 of file mpegvideo.h.

◆ per_mb_rl_table

int MpegEncContext::per_mb_rl_table

Definition at line 418 of file mpegvideo.h.

◆ esc3_level_length

int MpegEncContext::esc3_level_length

Definition at line 419 of file mpegvideo.h.

Referenced by ff_vc1_decode_blocks(), and vc1_decode_ac_coeff().

◆ esc3_run_length

int MpegEncContext::esc3_run_length

Definition at line 420 of file mpegvideo.h.

Referenced by vc1_decode_ac_coeff().

◆ inter_intra_pred

int MpegEncContext::inter_intra_pred

Definition at line 421 of file mpegvideo.h.

◆ mspel

int MpegEncContext::mspel

Definition at line 422 of file mpegvideo.h.

Referenced by ff_vc1_parse_frame_header(), and ff_vc1_parse_frame_header_adv().

◆ gb

GetBitContext MpegEncContext::gb

Definition at line 425 of file mpegvideo.h.

Referenced by bitplane_decoding(), decode_chunks(), ff_dxva2_mpeg2_fill_slice(), ff_vc1_decode_blocks(), get_mvdata_interlaced(), ipu_decode_frame(), vc1_decode_ac_coeff(), vc1_decode_b_blocks(), vc1_decode_b_mb(), vc1_decode_b_mb_intfi(), vc1_decode_b_mb_intfr(), vc1_decode_i_block(), vc1_decode_i_block_adv(), vc1_decode_i_blocks(), vc1_decode_i_blocks_adv(), vc1_decode_intra_block(), vc1_decode_p_blocks(), vc1_decode_p_mb(), vc1_decode_p_mb_intfi(), vc1_decode_p_mb_intfr(), and vop_dquant_decoding().

◆ last_mv_dir

int MpegEncContext::last_mv_dir

last mv_dir, used for B-frame encoding

Definition at line 428 of file mpegvideo.h.

◆ vbv_delay_pos

int MpegEncContext::vbv_delay_pos

offset of vbv_delay in the bitstream

Definition at line 429 of file mpegvideo.h.

◆ progressive_sequence

int MpegEncContext::progressive_sequence

Definition at line 432 of file mpegvideo.h.

◆ mpeg_f_code

int MpegEncContext::mpeg_f_code[2][2]

Definition at line 433 of file mpegvideo.h.

◆ picture_structure

int MpegEncContext::picture_structure

Definition at line 436 of file mpegvideo.h.

◆ intra_dc_precision

int MpegEncContext::intra_dc_precision

Definition at line 438 of file mpegvideo.h.

Referenced by ipu_decode_frame().

◆ frame_pred_frame_dct

int MpegEncContext::frame_pred_frame_dct

Definition at line 439 of file mpegvideo.h.

Referenced by update_duplicate_context_after_me().

◆ top_field_first

int MpegEncContext::top_field_first

Definition at line 440 of file mpegvideo.h.

◆ concealment_motion_vectors

int MpegEncContext::concealment_motion_vectors

Definition at line 441 of file mpegvideo.h.

◆ q_scale_type

int MpegEncContext::q_scale_type

Definition at line 442 of file mpegvideo.h.

Referenced by ipu_decode_frame().

◆ brd_scale

int MpegEncContext::brd_scale

Definition at line 443 of file mpegvideo.h.

◆ intra_vlc_format

int MpegEncContext::intra_vlc_format

Definition at line 444 of file mpegvideo.h.

Referenced by ipu_decode_frame().

◆ alternate_scan

int MpegEncContext::alternate_scan

Definition at line 445 of file mpegvideo.h.

Referenced by ipu_decode_frame().

◆ repeat_first_field

int MpegEncContext::repeat_first_field

Definition at line 446 of file mpegvideo.h.

◆ chroma_420_type

int MpegEncContext::chroma_420_type

Definition at line 447 of file mpegvideo.h.

◆ chroma_format

int MpegEncContext::chroma_format

Definition at line 448 of file mpegvideo.h.

Referenced by encode_mb_internal().

◆ chroma_x_shift

int MpegEncContext::chroma_x_shift

Definition at line 452 of file mpegvideo.h.

Referenced by encode_mb_internal(), and ff_update_block_index().

◆ chroma_y_shift

int MpegEncContext::chroma_y_shift

Definition at line 453 of file mpegvideo.h.

Referenced by encode_mb_internal().

◆ progressive_frame

int MpegEncContext::progressive_frame

Definition at line 455 of file mpegvideo.h.

Referenced by update_duplicate_context_after_me().

◆ full_pel

int MpegEncContext::full_pel[2]

Definition at line 456 of file mpegvideo.h.

◆ interlaced_dct

int MpegEncContext::interlaced_dct

Definition at line 457 of file mpegvideo.h.

◆ first_field

int MpegEncContext::first_field

is 1 for the first field of a field picture 0 otherwise

Definition at line 458 of file mpegvideo.h.

◆ rtp_mode

int MpegEncContext::rtp_mode

Definition at line 461 of file mpegvideo.h.

◆ rtp_payload_size

int MpegEncContext::rtp_payload_size

Definition at line 462 of file mpegvideo.h.

◆ ptr_lastgob

uint8_t* MpegEncContext::ptr_lastgob

Definition at line 464 of file mpegvideo.h.

◆ pblocks

int16_t(*[12] MpegEncContext::pblocks)[64]

Definition at line 465 of file mpegvideo.h.

Referenced by ff_update_duplicate_context().

◆ block

int16_t(* MpegEncContext::block)[64]

points to one of the following blocks

Definition at line 467 of file mpegvideo.h.

Referenced by ff_update_duplicate_context().

◆ blocks

int16_t(* MpegEncContext::blocks)[12][64]

Definition at line 468 of file mpegvideo.h.

◆ decode_mb

int(* MpegEncContext::decode_mb) (struct MpegEncContext *s, int16_t block[12][64])

Definition at line 469 of file mpegvideo.h.

◆ dct_unquantize_mpeg1_intra

void(* MpegEncContext::dct_unquantize_mpeg1_intra) (struct MpegEncContext *s, int16_t *block, int n, int qscale)

Definition at line 476 of file mpegvideo.h.

◆ dct_unquantize_mpeg1_inter

void(* MpegEncContext::dct_unquantize_mpeg1_inter) (struct MpegEncContext *s, int16_t *block, int n, int qscale)

Definition at line 478 of file mpegvideo.h.

◆ dct_unquantize_mpeg2_intra

void(* MpegEncContext::dct_unquantize_mpeg2_intra) (struct MpegEncContext *s, int16_t *block, int n, int qscale)

Definition at line 480 of file mpegvideo.h.

◆ dct_unquantize_mpeg2_inter

void(* MpegEncContext::dct_unquantize_mpeg2_inter) (struct MpegEncContext *s, int16_t *block, int n, int qscale)

Definition at line 482 of file mpegvideo.h.

◆ dct_unquantize_h263_intra

void(* MpegEncContext::dct_unquantize_h263_intra) (struct MpegEncContext *s, int16_t *block, int n, int qscale)

Definition at line 484 of file mpegvideo.h.

◆ dct_unquantize_h263_inter

void(* MpegEncContext::dct_unquantize_h263_inter) (struct MpegEncContext *s, int16_t *block, int n, int qscale)

Definition at line 486 of file mpegvideo.h.

◆ dct_unquantize_intra

void(* MpegEncContext::dct_unquantize_intra) (struct MpegEncContext *s, int16_t *block, int n, int qscale)

Definition at line 488 of file mpegvideo.h.

◆ dct_unquantize_inter

void(* MpegEncContext::dct_unquantize_inter) (struct MpegEncContext *s, int16_t *block, int n, int qscale)

Definition at line 490 of file mpegvideo.h.

◆ dct_quantize

int(* MpegEncContext::dct_quantize) (struct MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow)

Definition at line 492 of file mpegvideo.h.

◆ fast_dct_quantize

int(* MpegEncContext::fast_dct_quantize) (struct MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow)

Definition at line 493 of file mpegvideo.h.

◆ denoise_dct

void(* MpegEncContext::denoise_dct) (struct MpegEncContext *s, int16_t *block)

Definition at line 494 of file mpegvideo.h.

◆ mpv_flags

int MpegEncContext::mpv_flags

flags set by private options

Definition at line 496 of file mpegvideo.h.

◆ quantizer_noise_shaping

int MpegEncContext::quantizer_noise_shaping

Definition at line 497 of file mpegvideo.h.

◆ rc_qsquish

float MpegEncContext::rc_qsquish

ratecontrol qmin qmax limiting method 0-> clipping, 1-> use a nice continuous function to limit qscale within qmin/qmax.

Definition at line 503 of file mpegvideo.h.

◆ rc_qmod_amp

float MpegEncContext::rc_qmod_amp

Definition at line 504 of file mpegvideo.h.

◆ rc_qmod_freq

int MpegEncContext::rc_qmod_freq

Definition at line 505 of file mpegvideo.h.

◆ rc_initial_cplx

float MpegEncContext::rc_initial_cplx

Definition at line 506 of file mpegvideo.h.

◆ rc_buffer_aggressivity

float MpegEncContext::rc_buffer_aggressivity

Definition at line 507 of file mpegvideo.h.

◆ border_masking

float MpegEncContext::border_masking

Definition at line 508 of file mpegvideo.h.

◆ lmin

int MpegEncContext::lmin

Definition at line 509 of file mpegvideo.h.

Referenced by encode_init().

◆ lmax

int MpegEncContext::lmax

Definition at line 509 of file mpegvideo.h.

Referenced by encode_init().

◆ vbv_ignore_qmax

int MpegEncContext::vbv_ignore_qmax

Definition at line 510 of file mpegvideo.h.

◆ rc_eq

char* MpegEncContext::rc_eq

Definition at line 512 of file mpegvideo.h.

◆ cplx_tab

float* MpegEncContext::cplx_tab

Definition at line 515 of file mpegvideo.h.

◆ bits_tab

float * MpegEncContext::bits_tab

Definition at line 515 of file mpegvideo.h.

◆ context_reinit

int MpegEncContext::context_reinit

Definition at line 519 of file mpegvideo.h.

◆ er

ERContext MpegEncContext::er

Definition at line 521 of file mpegvideo.h.

Referenced by ff_vc1_decode_blocks().

◆ error_rate

int MpegEncContext::error_rate

Definition at line 523 of file mpegvideo.h.

◆ tmp_frames

AVFrame* MpegEncContext::tmp_frames[MAX_B_FRAMES+2]

Definition at line 526 of file mpegvideo.h.

◆ b_frame_strategy

int MpegEncContext::b_frame_strategy

Definition at line 527 of file mpegvideo.h.

◆ b_sensitivity

int MpegEncContext::b_sensitivity

Definition at line 528 of file mpegvideo.h.

◆ frame_skip_threshold

int MpegEncContext::frame_skip_threshold

Definition at line 531 of file mpegvideo.h.

Referenced by skip_check().

◆ frame_skip_factor

int MpegEncContext::frame_skip_factor

Definition at line 532 of file mpegvideo.h.

◆ frame_skip_exp

int MpegEncContext::frame_skip_exp

Definition at line 533 of file mpegvideo.h.

◆ frame_skip_cmp

int MpegEncContext::frame_skip_cmp

Definition at line 534 of file mpegvideo.h.

◆ scenechange_threshold

int MpegEncContext::scenechange_threshold

Definition at line 536 of file mpegvideo.h.

◆ noise_reduction

int MpegEncContext::noise_reduction

Definition at line 537 of file mpegvideo.h.

Referenced by merge_context_after_encode().

◆ intra_penalty

int MpegEncContext::intra_penalty

Definition at line 539 of file mpegvideo.h.

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

libavcodec/mpegvideo.h

Generated on Thu Sep 26 2024 23:16:31 for FFmpeg by doxygen 1.8.17