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FFmpeg
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#include <vc1.h>
Public Attributes | |
| MpegEncContext | s |
| IntraX8Context | x8 |
| H264ChromaContext | h264chroma |
| VC1DSPContext | vc1dsp |
| int | bits |
| int | ttfrm |
| Transform type info present at frame level. | |
| uint8_t | ttmbf |
| Transform type flag. | |
| int * | ttblk_base |
| int * | ttblk |
| Transform type at the block level. | |
| int | codingset |
| index of current table set from 11.8 to use for luma block decoding | |
| int | codingset2 |
| index of current table set from 11.8 to use for chroma block decoding | |
| int | pqindex |
| raw pqindex used in coding set selection | |
| int | a_avail |
| int | c_avail |
| uint8_t * | mb_type_base |
| uint8_t * | mb_type [3] |
| int16_t | bfraction |
| Relative position % anchors=> how to scale MVs. | |
| uint8_t | halfpq |
| Uniform quant over image and qp+.5. | |
| uint8_t | respic |
| Frame-level flag for resized images. | |
| int | buffer_fullness |
| HRD info. | |
| uint8_t | mvrange |
Ranges:
| |
| uint8_t | pquantizer |
| Uniform (over sequence) quantizer in use. | |
| VLC * | cbpcy_vlc |
| CBPCY VLC table. | |
| int | tt_index |
| Index for Transform Type tables (to decode TTMB) | |
| uint8_t * | mv_type_mb_plane |
| bitplane for mv_type == (4MV) | |
| uint8_t * | direct_mb_plane |
| bitplane for "direct" MBs | |
| uint8_t * | forward_mb_plane |
| bitplane for "forward" MBs | |
| int | mv_type_is_raw |
| mv type mb plane is not coded | |
| int | dmb_is_raw |
| direct mb plane is raw | |
| int | fmb_is_raw |
| forward mb plane is raw | |
| int | skip_is_raw |
| skip mb plane is not coded | |
| uint8_t | last_luty [2][256] |
| uint8_t | last_lutuv [2][256] |
| lookup tables used for intensity compensation | |
| uint8_t | aux_luty [2][256] |
| uint8_t | aux_lutuv [2][256] |
| lookup tables used for intensity compensation | |
| uint8_t | next_luty [2][256] |
| uint8_t | next_lutuv [2][256] |
| lookup tables used for intensity compensation | |
| uint8_t(* | curr_luty )[256] |
| uint8_t((* | curr_lutuv )[256] |
| int | last_use_ic |
| int * | curr_use_ic |
| int | next_use_ic |
| int | aux_use_ic |
| int | rnd |
| rounding control | |
| int | cbptab |
| uint8_t | dmvrange |
| Frame decoding info for interlaced picture. More... | |
| int | fourmvswitch |
| int | intcomp |
| uint8_t | lumscale2 |
| for interlaced field P picture | |
| uint8_t | lumshift2 |
| VLC * | mbmode_vlc |
| VLC * | imv_vlc |
| VLC * | twomvbp_vlc |
| VLC * | fourmvbp_vlc |
| uint8_t | twomvbp |
| uint8_t | fourmvbp |
| uint8_t * | fieldtx_plane |
| int | fieldtx_is_raw |
| uint8_t | zzi_8x8 [64] |
| uint8_t * | blk_mv_type_base |
| uint8_t * | blk_mv_type |
| 0: frame MV, 1: field MV (interlaced frame) | |
| uint8_t * | mv_f_base |
| uint8_t * | mv_f [2] |
| 0: MV obtained from same field, 1: opposite field | |
| uint8_t * | mv_f_next_base |
| uint8_t * | mv_f_next [2] |
| int | field_mode |
| 1 for interlaced field pictures | |
| int | fptype |
| int | second_field |
| int | refdist |
| distance of the current picture from reference | |
| int | numref |
| number of past field pictures used as reference | |
| int | reffield |
| if numref = 0 (1 reference) then reffield decides which | |
| int | intcompfield |
| which of the two fields to be intensity compensated | |
| int | cur_field_type |
| 0: top, 1: bottom | |
| int | ref_field_type [2] |
| forward and backward reference field type (top or bottom) | |
| int | blocks_off |
| int | mb_off |
| int | qs_last |
| if qpel has been used in the previous (tr.) picture | |
| int | bmvtype |
| int | frfd |
| int | brfd |
| reference frame distance (forward or backward) | |
| int | first_pic_header_flag |
| int | pic_header_flag |
| int | mbmodetab |
| int | icbptab |
| int | imvtab |
| int | twomvbptab |
| int | fourmvbptab |
| int | p_frame_skipped |
| int | bi_type |
| int | x8_type |
| int16_t(* | block )[6][64] |
| int | n_allocated_blks |
| int | cur_blk_idx |
| int | left_blk_idx |
| int | topleft_blk_idx |
| int | top_blk_idx |
| uint32_t * | cbp_base |
| uint32_t * | cbp |
| uint8_t * | is_intra_base |
| uint8_t * | is_intra |
| int16_t(* | luma_mv_base )[2] |
| int16_t((* | luma_mv )[2] |
| uint8_t | bfraction_lut_index |
| Index for BFRACTION value (see Table 40, reproduced into ff_vc1_bfraction_lut[]) | |
| uint8_t | broken_link |
| Broken link flag (BROKEN_LINK syntax element) | |
| uint8_t | closed_entry |
| Closed entry point flag (CLOSED_ENTRY syntax element) | |
| int | end_mb_x |
| Horizontal macroblock limit (used only by mss2) | |
| int | parse_only |
| Context is used within parser. | |
| int | resync_marker |
| could this stream contain resync markers | |
| int | res_sprite |
| Simple/Main Profile sequence header. More... | |
| int | res_y411 |
| reserved, old interlaced mode | |
| int | res_x8 |
| reserved | |
| int | multires |
| frame-level RESPIC syntax element present | |
| int | res_fasttx |
| reserved, always 1 | |
| int | res_transtab |
| reserved, always 0 | |
| int | rangered |
| RANGEREDFRM (range reduction) syntax element present at frame level. | |
| int | res_rtm_flag |
| reserved, set to 1 | |
| int | reserved |
| reserved | |
| int | level |
| Advanced Profile. More... | |
| int | chromaformat |
| 2 bits, 2=4:2:0, only defined | |
| int | postprocflag |
| Per-frame processing suggestion flag present. | |
| int | broadcast |
| TFF/RFF present. | |
| int | interlace |
| Progressive/interlaced (RPTFTM syntax element) | |
| int | tfcntrflag |
| TFCNTR present. | |
| int | panscanflag |
| NUMPANSCANWIN, TOPLEFT{X,Y}, BOTRIGHT{X,Y} present. | |
| int | refdist_flag |
| REFDIST syntax element present in II, IP, PI or PP field picture headers. | |
| int | extended_dmv |
| Additional extended dmv range at P/B-frame-level. | |
| int | color_prim |
| 8 bits, chroma coordinates of the color primaries | |
| int | transfer_char |
| 8 bits, Opto-electronic transfer characteristics | |
| int | matrix_coef |
| 8 bits, Color primaries->YCbCr transform matrix | |
| int | hrd_param_flag |
| Presence of Hypothetical Reference Decoder parameters. | |
| int | psf |
| Progressive Segmented Frame. | |
| int | profile |
| Sequence header data for all Profiles TODO: choose between ints, uint8_ts and monobit flags. More... | |
| int | frmrtq_postproc |
| 3 bits, | |
| int | bitrtq_postproc |
| 5 bits, quantized framerate-based postprocessing strength | |
| int | max_coded_width |
| int | max_coded_height |
| int | fastuvmc |
| Rounding of qpel vector to hpel ? (not in Simple) | |
| int | extended_mv |
| Ext MV in P/B (not in Simple) | |
| int | dquant |
| How qscale varies with MBs, 2 bits (not in Simple) | |
| int | vstransform |
| variable-size [48]x[48] transform type + info | |
| int | overlap |
| overlapped transforms in use | |
| int | quantizer_mode |
| 2 bits, quantizer mode used for sequence, see QUANT_* | |
| int | finterpflag |
| INTERPFRM present. | |
| uint8_t | mv_mode |
| Frame decoding info for all profiles. More... | |
| uint8_t | mv_mode2 |
| Secondary MV coding mode (B-frames) | |
| int | k_x |
| Number of bits for MVs (depends on MV range) | |
| int | k_y |
| Number of bits for MVs (depends on MV range) | |
| int | range_x |
| int | range_y |
| MV range. | |
| uint8_t | pq |
| uint8_t | altpq |
| Current/alternate frame quantizer scale. | |
| uint8_t | zz_8x8 [4][64] |
| Zigzag table for TT_8x8, permuted for IDCT. | |
| int | left_blk_sh |
| int | top_blk_sh |
| Either 3 or 0, positions of l/t in blk[]. | |
| const uint8_t * | zz_8x4 |
| Zigzag scan table for TT_8x4 coding mode. | |
| const uint8_t * | zz_4x8 |
| Zigzag scan table for TT_4x8 coding mode. | |
| uint8_t | dquantfrm |
| pquant parameters | |
| uint8_t | dqprofile |
| uint8_t | dqsbedge |
| uint8_t | dqbilevel |
| int | c_ac_table_index |
| AC coding set indexes. More... | |
| int | y_ac_table_index |
| Luma index from AC2FRM element. | |
| uint8_t | lumscale |
| Luma compensation parameters. | |
| uint8_t | lumshift |
| uint8_t | rangeredfrm |
| Frame decoding info for S/M profiles only. More... | |
| uint8_t | interpfrm |
| enum FrameCodingMode | fcm |
| Frame decoding info for Advanced profile. | |
| uint8_t | numpanscanwin |
| uint8_t | tfcntr |
| uint8_t | rptfrm |
| uint8_t | tff |
| uint8_t | rff |
| uint16_t | topleftx |
| uint16_t | toplefty |
| uint16_t | bottomrightx |
| uint16_t | bottomrighty |
| uint8_t | uvsamp |
| uint8_t | postproc |
| int | hrd_num_leaky_buckets |
| uint8_t | bit_rate_exponent |
| uint8_t | buffer_size_exponent |
| uint8_t * | acpred_plane |
| AC prediction flags bitplane. | |
| int | acpred_is_raw |
| uint8_t * | over_flags_plane |
| Overflags bitplane. | |
| int | overflg_is_raw |
| uint8_t | condover |
| uint16_t * | hrd_rate |
| uint16_t * | hrd_buffer |
| uint8_t * | hrd_fullness |
| uint8_t | range_mapy_flag |
| uint8_t | range_mapuv_flag |
| uint8_t | range_mapy |
| uint8_t | range_mapuv |
| int | new_sprite |
| Frame decoding info for sprite modes. | |
| int | two_sprites |
| AVFrame * | sprite_output_frame |
| int | output_width |
| int | output_height |
| int | sprite_width |
| int | sprite_height |
| uint8_t * | sr_rows [2][2] |
| Sprite resizer line cache. | |
The VC1 Context.
| int VC1Context::c_ac_table_index |
AC coding set indexes.
| uint8_t VC1Context::dmvrange |
| int VC1Context::level |
Advanced Profile.
3 bits, for Advanced/Simple Profile, provided by TS layer
| uint8_t VC1Context::mvrange |
Ranges:
Extended MV range flag
| int VC1Context::profile |
Sequence header data for all Profiles TODO: choose between ints, uint8_ts and monobit flags.
2 bits, Profile
| uint8_t VC1Context::rangeredfrm |
Frame decoding info for S/M profiles only.
out_sample = CLIP((in_sample-128)*2+128)
| int VC1Context::res_sprite |
Simple/Main Profile sequence header.
reserved, sprite mode
1.8.12