MpegEncContext Struct Reference

#include <mpegvideo.h>

Collaboration diagram for MpegEncContext:

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Data Fields

struct AVCodecContextavctx
int width
int height
 picture size. must be a multiple of 16
int gop_size
int intra_only
 if true, only intra pictures are generated
int bit_rate
 wanted bit rate
enum OutputFormat out_format
 output format
int h263_pred
 use mpeg4/h263 ac/dc predictions
int h263_plus
 h263 plus headers
int h263_msmpeg4
 generate MSMPEG4 compatible stream (deprecated, use msmpeg4_version instead)
int h263_flv
 use flv h263 header
enum CodecID codec_id
int fixed_qscale
 fixed qscale if non zero
int encoding
 true if we are encoding (vs decoding)
int flags
 AVCodecContext.flags (HQ, MV4, ...).
int flags2
 AVCodecContext.flags2.
int max_b_frames
 max number of b-frames for encoding
int luma_elim_threshold
int chroma_elim_threshold
int strict_std_compliance
 strictly follow the std (MPEG4, ...)
int workaround_bugs
 workaround bugs in encoders which cannot be detected automatically
PutBitContext pb
int context_initialized
int input_picture_number
 used to set pic->display_picture_number, shouldnt be used for/by anything else
int coded_picture_number
 used to set pic->coded_picture_number, shouldnt be used for/by anything else
int picture_number
int picture_in_gop_number
 0-> first pic in gop, ...
int b_frames_since_non_b
 used for encoding, relative to not yet reordered input
int64_t user_specified_pts
 last non zero pts from AVFrame which was passed into avcodec_encode_video()
int mb_width
int mb_height
 number of MBs horizontally & vertically
int mb_stride
 mb_width+1 used for some arrays to allow simple addressing of left & top MBs without sig11
int b8_stride
 2*mb_width+1 used for some 8x8 block arrays to allow simple addressing
int b4_stride
 4*mb_width+1 used for some 4x4 block arrays to allow simple addressing
int h_edge_pos
int v_edge_pos
 horizontal / vertical position of the right/bottom edge (pixel replication)
int mb_num
 number of MBs of a picture
int linesize
 line size, in bytes, may be different from width
int uvlinesize
 line size, for chroma in bytes, may be different from width
Picturepicture
 main picture buffer
Picture ** input_picture
 next pictures on display order for encoding
Picture ** reordered_input_picture
 pointer to the next pictures in codedorder for encoding
int start_mb_y
 start mb_y of this thread (so current thread should process start_mb_y <= row < end_mb_y)
int end_mb_y
 end mb_y of this thread (so current thread should process start_mb_y <= row < end_mb_y)
struct MpegEncContextthread_context [MAX_THREADS]
Picture last_picture
Picture next_picture
Picture new_picture
Picture current_picture
 buffer to store the decompressed current picture
Picturelast_picture_ptr
 pointer to the previous picture.
Picturenext_picture_ptr
 pointer to the next picture (for bidir pred)
Picturecurrent_picture_ptr
 pointer to the current picture
uint8_t * visualization_buffer [3]
int last_dc [3]
 last DC values for MPEG1
int16_t * dc_val_base
int16_t * dc_val [3]
 used for mpeg4 DC prediction, all 3 arrays must be continuous
int16_t dc_cache [4 *5]
int y_dc_scale
int c_dc_scale
const uint8_t * y_dc_scale_table
 qscale -> y_dc_scale table
const uint8_t * c_dc_scale_table
 qscale -> c_dc_scale table
const uint8_t * chroma_qscale_table
 qscale -> chroma_qscale (h263)
uint8_t * coded_block_base
uint8_t * coded_block
 used for coded block pattern prediction (msmpeg4v3, wmv1)
int16_t(* ac_val_base )[16]
int16_t(*[3] ac_val )[16]
 used for for mpeg4 AC prediction, all 3 arrays must be continuous
int ac_pred
uint8_t * prev_pict_types
 previous picture types in bitstream order, used for mb skip
int mb_skipped
 MUST BE SET only during DECODING.
uint8_t * mbskip_table
uint8_t * mbintra_table
 used to avoid setting {ac, dc, cbp}-pred stuff to zero on inter MB decoding
uint8_t * cbp_table
 used to store cbp, ac_pred for partitioned decoding
uint8_t * pred_dir_table
 used to store pred_dir for partitioned decoding
uint8_t * allocated_edge_emu_buffer
uint8_t * edge_emu_buffer
 points into the middle of allocated_edge_emu_buffer
uint8_t * rd_scratchpad
 scratchpad for rate distortion mb decision
uint8_t * obmc_scratchpad
uint8_t * b_scratchpad
 scratchpad used for writing into write only buffers
int qscale
 QP.
int chroma_qscale
 chroma QP
int lambda
 lagrange multipler used in rate distortion
int lambda2
 (lambda*lambda) >> FF_LAMBDA_SHIFT
int * lambda_table
int adaptive_quant
 use adaptive quantization
int dquant
 qscale difference to prev qscale
int pict_type
 I_TYPE, P_TYPE, B_TYPE, ...
int last_pict_type
int last_non_b_pict_type
 used for mpeg4 gmc b-frames & ratecontrol
int dropable
int frame_rate_index
int unrestricted_mv
 mv can point outside of the coded picture
int h263_long_vectors
 use horrible h263v1 long vector mode
int decode
 if 0 then decoding will be skipped (for encoding b frames for example)
DSPContext dsp
 pointers for accelerated dsp functions
int f_code
 forward MV resolution
int b_code
 backward MV resolution for B Frames (mpeg4)
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(*[2][2] p_field_mv_table_base )[2]
int16_t(*[2][2][2] b_field_mv_table_base )[2]
int16_t(* p_mv_table )[2]
 MV table (1MV per MB) p-frame encoding.
int16_t(* b_forw_mv_table )[2]
 MV table (1MV per MB) forward mode b-frame encoding.
int16_t(* b_back_mv_table )[2]
 MV table (1MV per MB) backward mode b-frame encoding.
int16_t(* b_bidir_forw_mv_table )[2]
 MV table (1MV per MB) bidir mode b-frame encoding.
int16_t(* b_bidir_back_mv_table )[2]
 MV table (1MV per MB) bidir mode b-frame encoding.
int16_t(* b_direct_mv_table )[2]
 MV table (1MV per MB) direct mode b-frame encoding.
int16_t(*[2][2] p_field_mv_table )[2]
 MV table (2MV per MB) interlaced p-frame encoding.
int16_t(*[2][2][2] b_field_mv_table )[2]
 MV table (4MV per MB) interlaced b-frame encoding.
uint8_t *[2] p_field_select_table
uint8_t *[2][2] b_field_select_table
int me_method
 ME algorithm.
int mv_dir
int mv_type
int mv [2][4][2]
int field_select [2][2]
int last_mv [2][2][2]
 last MV, used for MV prediction in MPEG1 & B-frame MPEG4
uint8_t * fcode_tab
 smallest fcode needed for each MV
MotionEstContext me
int no_rounding
int hurry_up
int mb_x
int mb_y
int mb_skip_run
int mb_intra
uint16_t * mb_type
 Table for candidate MB types for encoding.
int block_index [6]
 index to current MB in block based arrays with edges
int block_wrap [6]
uint8_t * dest [3]
int * mb_index2xy
 mb_index -> mb_x + mb_y*mb_stride
uint16_t intra_matrix [64]
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
int inter_quant_bias
 bias for the quantizer
int min_qcoeff
 minimum encodable coefficient
int max_qcoeff
 maximum encodable coefficient
int ac_esc_length
 num of bits needed to encode the longest esc
uint8_t * intra_ac_vlc_length
uint8_t * intra_ac_vlc_last_length
uint8_t * inter_ac_vlc_length
uint8_t * inter_ac_vlc_last_length
uint8_t * luma_dc_vlc_length
uint8_t * chroma_dc_vlc_length
int coded_score [6]
int(* q_intra_matrix )[64]
int(* q_inter_matrix )[64]
uint16_t(* q_intra_matrix16 )[2][64]
uint16_t(* q_inter_matrix16 )[2][64]
int block_last_index [12]
 last non zero coefficient in block
ScanTable __align8 intra_scantable
ScanTable intra_h_scantable
ScanTable intra_v_scantable
ScanTable inter_scantable
 if inter == intra then intra should be used to reduce tha cache usage
int(* dct_error_sum )[64]
int dct_count [2]
uint16_t(* dct_offset )[64]
void * opaque
 private data for the user
int64_t wanted_bits
int64_t total_bits
int frame_bits
 bits used for the current frame
RateControlContext rc_context
 contains stuff only accessed in ratecontrol.c
int mv_bits
int header_bits
int i_tex_bits
int p_tex_bits
int i_count
int f_count
int b_count
int skip_count
int misc_bits
 cbp, mb_type
int last_bits
 temp var used for calculating the above vars
int error_count
uint8_t * error_status_table
 table of the error status of each MB
int resync_mb_x
 x position of last resync marker
int resync_mb_y
 y position of last resync marker
GetBitContext last_resync_gb
 used to search for the next resync marker
int mb_num_left
 number of MBs left in this video packet (for partitioned Slices only)
int next_p_frame_damaged
 set if the next p frame is damaged, to avoid showing trashed b frames
int error_resilience
ParseContext parse_context
int gob_index
int obmc
 overlapped block motion compensation
int umvplus
 == H263+ && unrestricted_mv
int h263_aic
 Advanded INTRA Coding (AIC).
int h263_aic_dir
 AIC direction: 0 = left, 1 = top.
int h263_slice_structured
int alt_inter_vlc
 alternative inter vlc
int modified_quant
int loop_filter
int custom_pcf
int time_increment_bits
 number of bits to represent the fractional part of time
int last_time_base
int time_base
 time in seconds of last I,P,S Frame
int64_t time
 time of current frame
int64_t last_non_b_time
uint16_t pp_time
 time distance between the last 2 p,s,i frames
uint16_t pb_time
 time distance between the last b and p,s,i frame
uint16_t pp_field_time
uint16_t pb_field_time
 like above, just for interlaced
int shape
int vol_sprite_usage
int sprite_width
int sprite_height
int sprite_left
int sprite_top
int sprite_brightness_change
int num_sprite_warping_points
int real_sprite_warping_points
int sprite_offset [2][2]
 sprite offset[isChroma][isMVY]
int sprite_delta [2][2]
 sprite_delta [isY][isMVY]
int sprite_shift [2]
 sprite shift [isChroma]
int mcsel
int quant_precision
int quarter_sample
 1->qpel, 0->half pel ME/MC
int scalability
int hierachy_type
int enhancement_type
int new_pred
int reduced_res_vop
int aspect_ratio_info
int sprite_warping_accuracy
int low_latency_sprite
int data_partitioning
 data partitioning flag from header
int partitioned_frame
 is current frame partitioned
int rvlc
 reversible vlc
int resync_marker
 could this stream contain resync markers
int low_delay
 no reordering needed / has no b-frames
int vo_type
int vol_control_parameters
 does the stream contain the low_delay flag, used to workaround buggy encoders
int intra_dc_threshold
 QP above whch the ac VLC should be used for intra dc.
PutBitContext tex_pb
 used for data partitioned VOPs
PutBitContext pb2
 used for data partitioned VOPs
int mpeg_quant
int t_frame
 time distance of first I -> B, used for interlaced b frames
int padding_bug_score
 used to detect the VERY common padding bug in MPEG4
int divx_version
int divx_build
int divx_packed
uint8_t * bitstream_buffer
int bitstream_buffer_size
int allocated_bitstream_buffer_size
int xvid_build
int lavc_build
int rv10_version
 RV10 version: 0 or 3.
int rv10_first_dc_coded [3]
struct MJpegContextmjpeg_ctx
int mjpeg_vsample [3]
 vertical sampling factors, default = {2, 1, 1}
int mjpeg_hsample [3]
 horizontal sampling factors, default = {2, 1, 1}
int mjpeg_write_tables
 do we want to have quantisation- and huffmantables in the jpeg file ?
int mjpeg_data_only_frames
 frames only with SOI, SOS and EOI markers
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
int first_slice_line
 used in mpeg4 too to handle resync markers
int flipflop_rounding
int msmpeg4_version
 0=not msmpeg4, 1=mp41, 2=mp42, 3=mp43/divx3 4=wmv1/7 5=wmv2/8
int per_mb_rl_table
int esc3_level_length
int esc3_run_length
int(* ac_stats )[2][MAX_LEVEL+1][MAX_RUN+1][2]
int inter_intra_pred
int mspel
GetBitContext gb
int gop_picture_number
 index of the first picture of a GOP based on fake_pic_num & mpeg1 specific
int last_mv_dir
 last mv_dir, used for b frame encoding
int broken_link
 no_output_of_prior_pics_flag
uint8_t * vbv_delay_ptr
 pointer to vbv_delay in the bitstream
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 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_slice
int first_field
 is 1 for the first field of a field picture 0 otherwise
int rtp_mode
uint8_t * ptr_lastgob
int swap_uv
short * pblocks [12]
DCTELEM(* block )[64]
 points to one of the following blocks
DCTELEM(* blocks )[6][64]
int(* decode_mb )(struct MpegEncContext *s, DCTELEM block[6][64])
void(* dct_unquantize_mpeg1_intra )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_mpeg1_inter )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_mpeg2_intra )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_mpeg2_inter )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_h263_intra )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_h263_inter )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_h261_intra )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_h261_inter )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_intra )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
void(* dct_unquantize_inter )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale)
int(* dct_quantize )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow)
int(* fast_dct_quantize )(struct MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow)
void(* denoise_dct )(struct MpegEncContext *s, DCTELEM *block)

Detailed Description

MpegEncContext.

Definition at line 256 of file mpegvideo.h.


Field Documentation

Definition at line 257 of file mpegvideo.h.

Referenced by adaptive_quantization(), alloc_picture(), av_mpeg4_decode_header(), bitplane_decoding(), check_intra4x4_pred_mode(), check_intra_pred_mode(), chroma_4mv_motion_lowres(), common_init(), copy_picture_attributes(), decode_b_picture_primary_header(), decode_b_picture_secondary_header(), decode_ext_header(), decode_frame(), decode_i_picture_primary_header(), decode_i_picture_secondary_header(), decode_init(), decode_mb_cabac(), decode_mb_cavlc(), decode_nal_units(), decode_p_picture_primary_header(), decode_p_picture_secondary_header(), decode_picture_parameter_set(), decode_ref_pic_list_reordering(), decode_ref_pic_marking(), decode_residual(), decode_seq_parameter_set(), decode_slice(), decode_slice_header(), decode_vol_header(), decode_vop_header(), decode_vui_parameters(), encode_frame(), encode_init(), execute_ref_pic_marking(), ff_draw_horiz_band(), ff_er_add_slice(), ff_er_frame_end(), ff_get_best_fcode(), ff_h261_encode_picture_header(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_h263_decode_mb(), ff_init_block_index(), ff_init_me(), ff_mpeg4_decode_mb(), ff_mpeg4_decode_partitions(), ff_mpeg4_decode_picture_header(), ff_mpeg4_pred_dc(), ff_mpeg4_set_direct_mv(), ff_print_debug_info(), ff_rate_control_init(), ff_rate_estimate_qscale(), ff_update_block_index(), ff_vbv_update(), ff_wmv2_decode_picture_header(), ff_wmv2_decode_secondary_picture_header(), ff_write_pass1_stats(), flv_h263_decode_picture_header(), frame_start(), free_picture(), get_diff_limited_q(), get_qminmax(), get_qscale(), guess_mv(), h261_decode_block(), h261_decode_frame(), h261_decode_gob(), h261_decode_init(), h261_decode_mb(), h261_decode_picture_header(), h263_decode_block(), h263_decode_picture_header(), hpel_motion_lowres(), init_duplicate_context(), init_pass2(), intel_h263_decode_picture_header(), mjpeg_decode_init(), modify_qscale(), mpeg1_decode_block_inter(), mpeg1_decode_block_intra(), mpeg1_decode_picture(), mpeg1_decode_sequence(), mpeg2_decode_block_intra(), mpeg2_decode_block_non_intra(), mpeg4_decode_block(), mpeg4_decode_dc(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), mpeg4_decode_video_packet_header(), mpeg_decode_gop(), mpeg_decode_init(), mpeg_decode_mb(), mpeg_decode_picture_display_extension(), mpeg_decode_postinit(), mpeg_decode_sequence_display_extension(), mpeg_decode_sequence_extension(), mpeg_decode_slice(), mpeg_field_start(), mpeg_motion(), mpeg_motion_lowres(), MPV_common_end(), MPV_common_init(), MPV_common_init_mlib(), MPV_common_init_mmx(), MPV_common_init_ppc(), MPV_decode_mb(), MPV_decode_mb_internal(), MPV_frame_end(), MPV_frame_start(), MPV_motion_lowres(), msmpeg4_decode_block(), msmpeg4_decode_dc(), msmpeg4_decode_ext_header(), msmpeg4_decode_motion(), msmpeg4_decode_picture_header(), msmpeg4v12_decode_mb(), msmpeg4v34_decode_mb(), nsse16_c(), nsse8_c(), print_long_term(), print_short_term(), remove_short(), rv10_decode_init(), rv10_decode_packet(), rv10_decode_picture_header(), rv20_decode_picture_header(), rv_decode_dc(), slice_end(), standard_decode_picture_primary_header(), svq1_decode_delta_block(), svq1_decode_frame(), svq1_decode_frame_header(), svq1_decode_init(), svq1_motion_inter_4v_block(), svq1_motion_inter_block(), svq3_decode_frame(), svq3_decode_mb(), svq3_decode_slice_header(), svq3_mc_dir(), update_noise_reduction(), vc9_decode_block(), vc9_decode_frame(), vc9_decode_i_mb(), vc9_decode_init(), vcr2_init_sequence(), wmv2_add_block(), and wmv2_decode_mb().

Definition at line 260 of file mpegvideo.h.

Referenced by ff_rate_control_init().

if true, only intra pictures are generated

Definition at line 261 of file mpegvideo.h.

Referenced by ff_rate_estimate_qscale(), MPV_decode_mb_internal(), and MPV_frame_end().

generate MSMPEG4 compatible stream (deprecated, use msmpeg4_version instead)

Definition at line 268 of file mpegvideo.h.

Referenced by ff_h263_decode_frame(), ff_h263_decode_init(), and MPV_decode_mb_internal().

use flv h263 header

Definition at line 269 of file mpegvideo.h.

Referenced by ff_h263_decode_frame(), ff_h263_decode_init(), flv_h263_decode_picture_header(), and h263_decode_block().

fixed qscale if non zero

Definition at line 272 of file mpegvideo.h.

max number of b-frames for encoding

Definition at line 276 of file mpegvideo.h.

Referenced by decode_sequence_header(), and ff_rate_control_init().

Definition at line 277 of file mpegvideo.h.

Definition at line 278 of file mpegvideo.h.

strictly follow the std (MPEG4, ...)

Definition at line 279 of file mpegvideo.h.

workaround bugs in encoders which cannot be detected automatically

Definition at line 280 of file mpegvideo.h.

Referenced by common_init(), decode_init(), decode_slice(), decode_vop_header(), ff_h263_decode_frame(), ff_h263_decode_init(), ff_mpeg4_decode_mb(), ff_mpeg4_pred_dc(), get_amv(), mpeg4_is_resync(), mpeg_motion(), and qpel_motion().

used to set pic->display_picture_number, shouldnt be used for/by anything else

Definition at line 288 of file mpegvideo.h.

Referenced by MPV_common_defaults().

used to set pic->coded_picture_number, shouldnt be used for/by anything else

Definition at line 289 of file mpegvideo.h.

Referenced by MPV_common_defaults(), and MPV_frame_start().

0-> first pic in gop, ...

Definition at line 291 of file mpegvideo.h.

Referenced by MPV_common_defaults().

used for encoding, relative to not yet reordered input

Definition at line 292 of file mpegvideo.h.

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

Definition at line 293 of file mpegvideo.h.

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

Definition at line 295 of file mpegvideo.h.

Referenced by adaptive_quantization(), alloc_picture(), alloc_tables(), bidir_refine(), check_input_motion(), compute_mb_neighboors(), copy_picture_attributes(), decode_cabac_field_decoding_flag(), decode_cabac_mb_dqp(), decode_cabac_mb_skip(), decode_cabac_residual(), decode_mb_cabac(), decode_mb_cavlc(), decode_mb_skip(), decode_slice(), direct_search(), encode_frame(), encode_q_branch(), epzs_motion_search2(), epzs_motion_search4(), epzs_motion_search_internal(), ff_clean_intra_table_entries(), ff_er_frame_end(), ff_er_frame_start(), ff_estimate_b_frame_motion(), ff_estimate_motion_b(), ff_estimate_p_frame_motion(), ff_fix_long_mvs(), ff_fix_long_p_mvs(), ff_get_best_fcode(), ff_h263_decode_mb(), ff_h263_loop_filter(), ff_h263_update_motion_val(), ff_init_block_index(), ff_mpeg4_clean_buffers(), ff_mpeg4_decode_mb(), ff_mpeg4_set_direct_mv(), ff_pre_estimate_p_frame_motion(), ff_print_debug_info(), fill_caches(), filter_mb(), guess_dc(), guess_mv(), h261_decode_gob(), h261_decode_mb(), h261_decode_mb_skipped(), h263_pred_acdc(), h263_pred_dc(), h_block_filter(), hl_decode_mb(), hl_motion(), interlaced_search(), is_intra_more_likely(), mpeg4_decode_block(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), mpeg4_pred_ac(), mpeg_decode_mb(), mpeg_decode_picture_coding_extension(), MPV_common_init(), MPV_decode_mb_internal(), MPV_motion(), msmpeg4v34_decode_mb(), parse_mb_skip(), pred_direct_motion(), preview_obmc(), put_dc(), rv10_decode_packet(), set_p_mv_tables(), svq3_decode_frame(), svq3_decode_mb(), svq3_decode_slice_header(), v_block_filter(), vc9_decode_i_mb(), vc9_decode_init(), wmv2_decode_mb(), write_back_intra_pred_mode(), and write_back_non_zero_count().

4*mb_width+1 used for some 4x4 block arrays to allow simple addressing

Definition at line 297 of file mpegvideo.h.

Referenced by alloc_picture(), and MPV_common_init().

next pictures on display order for encoding

Definition at line 303 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

pointer to the next pictures in codedorder for encoding

Definition at line 304 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

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

Definition at line 306 of file mpegvideo.h.

Referenced by mpeg_decode_frame(), MPV_common_init(), and slice_decode_thread().

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

Definition at line 307 of file mpegvideo.h.

Referenced by epzs_motion_search2(), epzs_motion_search4(), epzs_motion_search_internal(), mpeg_decode_frame(), MPV_common_init(), and slice_decode_thread().

struct MpegEncContext* MpegEncContext::thread_context[MAX_THREADS] [read]

Definition at line 308 of file mpegvideo.h.

Referenced by mpeg_decode_frame(), MPV_common_end(), and MPV_common_init().

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

Definition at line 320 of file mpegvideo.h.

Referenced by direct_search(), ff_er_frame_end(), ff_estimate_b_frame_motion(), ff_mpeg4_decode_mb(), ff_mpeg4_set_direct_mv(), mpeg4_decode_video_packet_header(), MPV_decode_mb_internal(), MPV_frame_end(), svq1_decode_frame(), svq3_decode_frame(), svq3_decode_mb(), svq3_mc_dir(), and svq3_mc_dir_part().

copy of the source picture structure for encoding. note, linesize & data, might not match the source picture (for field pictures)

Definition at line 326 of file mpegvideo.h.

Referenced by ff_estimate_b_frame_motion(), ff_estimate_p_frame_motion(), ff_pre_estimate_p_frame_motion(), and h263_mv4_search().

buffer to store the decompressed current picture

copy of the current picture structure. note, linesize & data, might not match the current picture (for field pictures)

Definition at line 332 of file mpegvideo.h.

Referenced by adaptive_quantization(), av_mpeg4_decode_header(), check_input_motion(), compute_mb_neighboors(), decode_cabac_field_decoding_flag(), decode_cabac_intra_mb_type(), decode_cabac_mb_dqp(), decode_cabac_mb_skip(), decode_cabac_mb_type(), decode_mb(), decode_mb_cabac(), decode_mb_cavlc(), decode_mb_skip(), decode_ref_pic_list_reordering(), decode_slice_header(), encode_frame(), ff_er_frame_end(), ff_estimate_b_frame_motion(), ff_estimate_p_frame_motion(), ff_fix_long_p_mvs(), ff_get_best_fcode(), ff_h263_decode_frame(), ff_h263_decode_mb(), ff_h263_loop_filter(), ff_h263_update_motion_val(), ff_init_block_index(), ff_mpeg4_decode_mb(), ff_rate_estimate_qscale(), ff_write_pass1_stats(), fill_caches(), filter_mb(), guess_dc(), guess_mv(), h261_decode_frame(), h261_decode_mb(), h261_decode_mb_skipped(), h263_mv4_search(), h263_pred_motion(), h_block_filter(), hl_decode_mb(), hl_motion(), is_intra_more_likely(), mpeg1_decode_picture(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), mpeg4_pred_ac(), mpeg_decode_mb(), mpeg_decode_slice(), mpeg_field_start(), mpeg_motion(), mpeg_motion_lowres(), MPV_common_init(), MPV_decode_mb_internal(), MPV_frame_end(), MPV_motion(), msmpeg4_pred_dc(), msmpeg4v34_decode_mb(), preview_obmc(), rv10_decode_frame(), set_p_mv_tables(), svq1_decode_frame(), svq3_decode_frame(), svq3_decode_mb(), svq3_mc_dir(), svq3_mc_dir_part(), v_block_filter(), vc9_decode_frame(), vc9_decode_i_mb(), wmv2_decode_mb(), wmv2_pred_motion(), and write_back_motion().

pointer to the next picture (for bidir pred)

Definition at line 335 of file mpegvideo.h.

Referenced by ff_h263_decode_frame(), ff_mpeg_flush(), mpeg_decode_frame(), MPV_common_end(), MPV_frame_start(), svq3_decode_frame(), and vc9_decode_frame().

Definition at line 337 of file mpegvideo.h.

Referenced by ff_print_debug_info(), MPV_common_end(), and MPV_common_init().

Definition at line 339 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

int16_t MpegEncContext::dc_cache[4 *5]

Definition at line 341 of file mpegvideo.h.

qscale -> chroma_qscale (h263)

Definition at line 345 of file mpegvideo.h.

Referenced by ff_h263_loop_filter(), ff_set_qscale(), h263_decode_picture_header(), MPV_common_defaults(), and rv10_decode_packet().

Definition at line 346 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

used for coded block pattern prediction (msmpeg4v3, wmv1)

Definition at line 347 of file mpegvideo.h.

Referenced by coded_block_pred(), ff_clean_intra_table_entries(), MPV_common_init(), vc9_coded_block_pred(), and vc9_decode_p_mb().

Definition at line 348 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

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

used for for mpeg4 AC prediction, all 3 arrays must be continuous

Definition at line 349 of file mpegvideo.h.

Referenced by ff_clean_intra_table_entries(), ff_mpeg4_clean_buffers(), h263_pred_acdc(), h263_pred_dc(), mpeg4_pred_ac(), and MPV_common_init().

previous picture types in bitstream order, used for mb skip

Definition at line 351 of file mpegvideo.h.

Referenced by alloc_picture(), MPV_common_end(), and MPV_common_init().

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 354 of file mpegvideo.h.

Referenced by ff_er_frame_end(), ff_print_debug_info(), mpeg_decode_picture_coding_extension(), MPV_common_end(), MPV_common_init(), and MPV_decode_mb_internal().

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

Definition at line 356 of file mpegvideo.h.

Referenced by ff_clean_intra_table_entries(), ff_er_frame_end(), mpeg4_decode_partition_a(), MPV_common_end(), MPV_common_init(), and MPV_decode_mb_internal().

used to store cbp, ac_pred for partitioned decoding

Definition at line 357 of file mpegvideo.h.

Referenced by mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), MPV_common_end(), and MPV_common_init().

used to store pred_dir for partitioned decoding

Definition at line 358 of file mpegvideo.h.

Referenced by mpeg4_decode_block(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), MPV_common_end(), and MPV_common_init().

Definition at line 359 of file mpegvideo.h.

Referenced by free_duplicate_context(), and init_duplicate_context().

scratchpad for rate distortion mb decision

Definition at line 361 of file mpegvideo.h.

Referenced by free_duplicate_context(), and init_duplicate_context().

scratchpad used for writing into write only buffers

Definition at line 363 of file mpegvideo.h.

Referenced by free_duplicate_context(), init_duplicate_context(), and MPV_decode_mb_internal().

lagrange multipler used in rate distortion

Definition at line 367 of file mpegvideo.h.

Referenced by encode_frame(), ff_estimate_motion_b(), ff_estimate_p_frame_motion(), and ff_pre_estimate_p_frame_motion().

(lambda*lambda) >> FF_LAMBDA_SHIFT

Definition at line 368 of file mpegvideo.h.

Referenced by encode_frame(), ff_estimate_motion_b(), ff_estimate_p_frame_motion(), and ff_pre_estimate_p_frame_motion().

Definition at line 369 of file mpegvideo.h.

Referenced by adaptive_quantization(), MPV_common_end(), and MPV_common_init().

use adaptive quantization

Definition at line 370 of file mpegvideo.h.

Referenced by ff_rate_estimate_qscale(), svq3_decode_frame(), svq3_decode_mb(), and svq3_decode_slice_header().

qscale difference to prev qscale

Definition at line 371 of file mpegvideo.h.

Referenced by ff_h261_encode_mb().

I_TYPE, P_TYPE, B_TYPE, ...

Definition at line 372 of file mpegvideo.h.

Referenced by alloc_picture(), decode_b_picture_primary_header(), decode_nal_units(), decode_slice(), decode_slice_header(), decode_vop_header(), encode_frame(), ff_draw_horiz_band(), ff_er_frame_end(), ff_fix_long_p_mvs(), ff_get_best_fcode(), ff_h263_decode_frame(), ff_h263_decode_mb(), ff_init_block_index(), ff_mpeg4_decode_mb(), ff_mpeg4_decode_partitions(), ff_mpeg4_get_video_packet_prefix_length(), ff_rate_control_init(), ff_rate_estimate_qscale(), ff_wmv2_decode_picture_header(), ff_wmv2_decode_secondary_picture_header(), ff_write_pass1_stats(), flv_h263_decode_picture_header(), h261_decode_frame(), h261_decode_picture_header(), h263_decode_block(), h263_decode_picture_header(), intel_h263_decode_picture_header(), is_intra_more_likely(), mpeg1_decode_picture(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), mpeg4_decode_video_packet_header(), mpeg_decode_frame(), mpeg_decode_mb(), mpeg_decode_slice(), MPV_decode_mb_internal(), MPV_frame_end(), MPV_frame_start(), MPV_motion(), MPV_motion_lowres(), msmpeg4_decode_picture_header(), msmpeg4v12_decode_mb(), msmpeg4v34_decode_mb(), preview_obmc(), rv10_decode_frame(), rv10_decode_packet(), rv10_decode_picture_header(), rv20_decode_picture_header(), slice_end(), standard_decode_mbs(), standard_decode_picture_primary_header(), standard_decode_picture_secondary_header(), svq1_decode_frame(), svq1_decode_frame_header(), svq3_decode_frame(), svq3_decode_mb(), vc9_decode_frame(), vc9_pred_dc(), and wmv2_decode_mb().

Definition at line 373 of file mpegvideo.h.

Referenced by ff_rate_estimate_qscale(), and MPV_frame_end().

used for mpeg4 gmc b-frames & ratecontrol

Definition at line 374 of file mpegvideo.h.

Referenced by MPV_frame_end().

Definition at line 376 of file mpegvideo.h.

Referenced by mpeg1_decode_sequence(), and mpeg_decode_postinit().

if 0 then decoding will be skipped (for encoding b frames for example)

Definition at line 381 of file mpegvideo.h.

Referenced by common_init(), and hl_decode_mb().

pointers for accelerated dsp functions

Definition at line 383 of file mpegvideo.h.

Referenced by add_dct(), add_dequant_dct(), bit8x8_c(), check_bidir_mv(), check_input_motion(), common_init(), DCT_common_init(), dct_max8x8_c(), dct_quantize_altivec(), dct_sad8x8_c(), decode_mb_cabac(), decode_mb_cavlc(), decode_slice_header(), decode_vol_header(), decode_vop_header(), encode_frame(), epzs_motion_search2(), epzs_motion_search4(), epzs_motion_search_internal(), ff_er_frame_end(), ff_estimate_p_frame_motion(), ff_get_mb_score(), ff_h261_loop_filter(), ff_h263_decode_mb(), ff_h263_loop_filter(), ff_init_me(), ff_mpeg4_decode_mb(), ff_mspel_motion(), filter_mb_edgech(), filter_mb_edgecv(), filter_mb_edgeh(), filter_mb_edgev(), funny_diamond_search(), gmc1_motion(), gmc_motion(), guess_mv(), h261_decode_mb(), h263_mv4_search(), h263_pred_acdc(), hl_decode_mb(), hpel_motion_search(), interlaced_search(), is_intra_more_likely(), mjpeg_decode_init(), mpeg1_decode_sequence(), mpeg4_decode_partitioned_mb(), mpeg4_pred_ac(), mpeg_decode_init(), mpeg_decode_mb(), mpeg_decode_picture_coding_extension(), mpeg_decode_quant_matrix_extension(), MPV_common_init(), MPV_common_init_mlib(), MPV_common_init_ppc(), MPV_decode_mb_internal(), MPV_motion(), MPV_motion_lowres(), msmpeg4v12_decode_mb(), msmpeg4v34_decode_mb(), put_dct(), qpel_motion_search(), quant_psnr8x8_c(), rd8x8_c(), sab_diamond_search(), small_diamond_search(), svq1_motion_inter_4v_block(), svq1_motion_inter_block(), svq3_decode_mb(), svq3_mc_dir_part(), var_diamond_search(), vcr2_init_sequence(), wmv2_add_block(), wmv2_common_init(), and wmv2_decode_mb().

Definition at line 386 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

Definition at line 387 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

Definition at line 388 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

Definition at line 389 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

Definition at line 390 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

Definition at line 391 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

Definition at line 392 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

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

Definition at line 393 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

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

Definition at line 395 of file mpegvideo.h.

Referenced by bidir_refine(), check_input_motion(), ff_estimate_b_frame_motion(), ff_estimate_motion_b(), MPV_common_end(), and MPV_common_init().

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

Definition at line 396 of file mpegvideo.h.

Referenced by bidir_refine(), check_input_motion(), ff_estimate_b_frame_motion(), MPV_common_end(), and MPV_common_init().

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

Definition at line 397 of file mpegvideo.h.

Referenced by bidir_refine(), check_input_motion(), MPV_common_end(), and MPV_common_init().

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

Definition at line 398 of file mpegvideo.h.

Referenced by bidir_refine(), check_input_motion(), MPV_common_end(), and MPV_common_init().

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

Definition at line 399 of file mpegvideo.h.

Referenced by direct_search(), MPV_common_end(), and MPV_common_init().

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

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

Definition at line 400 of file mpegvideo.h.

Referenced by check_input_motion(), ff_estimate_p_frame_motion(), ff_h263_update_motion_val(), ff_mpeg4_set_direct_mv(), MPV_common_end(), and MPV_common_init().

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

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

Definition at line 401 of file mpegvideo.h.

Referenced by check_input_motion(), ff_estimate_b_frame_motion(), MPV_common_end(), and MPV_common_init().

ME algorithm.

Definition at line 404 of file mpegvideo.h.

Referenced by encode_frame(), ff_estimate_motion_b(), ff_estimate_p_frame_motion(), and ff_get_best_fcode().

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

last MV, used for MV prediction in MPEG1 & B-frame MPEG4

Definition at line 422 of file mpegvideo.h.

Referenced by ff_mpeg1_clean_buffers(), ff_mpeg4_clean_buffers(), ff_mpeg4_decode_mb(), and mpeg_decode_mb().

smallest fcode needed for each MV

Definition at line 423 of file mpegvideo.h.

Referenced by ff_get_best_fcode().

apply no rounding to motion compensation (MPEG4, msmpeg4, ...) for b-frames rounding mode is allways 0

Definition at line 427 of file mpegvideo.h.

Referenced by decode_vop_header(), ff_init_me(), ff_wmv2_decode_secondary_picture_header(), gmc1_motion(), gmc_motion(), h263_decode_picture_header(), h263_mv4_search(), interlaced_search(), MPV_decode_mb_internal(), msmpeg4_decode_picture_header(), and rv20_decode_picture_header().

when set to 1 during decoding, b frames will be skipped when set to 2 idct/dequant will be skipped too

Definition at line 430 of file mpegvideo.h.

Referenced by decode_nal_units(), and MPV_decode_mb_internal().

Definition at line 434 of file mpegvideo.h.

Referenced by backup_mb_border(), backup_pair_border(), check_intra4x4_pred_mode(), check_intra_pred_mode(), chroma_4mv_motion(), chroma_4mv_motion_lowres(), cmp(), compute_mb_neighboors(), decode_cabac_field_decoding_flag(), decode_cabac_mb_cbp_luma(), decode_cabac_mb_dqp(), decode_cabac_mb_skip(), decode_cabac_residual(), decode_mb(), decode_mb_cabac(), decode_mb_cavlc(), decode_mb_skip(), decode_residual(), decode_slice(), decode_slice_header(), encode_q_branch(), epzs_motion_search2(), epzs_motion_search4(), epzs_motion_search_internal(), ff_clean_intra_table_entries(), ff_er_frame_end(), ff_h261_reorder_mb_index(), ff_h263_decode_frame(), ff_h263_decode_mb(), ff_h263_decode_mba(), ff_h263_encode_mba(), ff_h263_loop_filter(), ff_h263_update_motion_val(), ff_init_block_index(), ff_mpeg4_clean_buffers(), ff_mpeg4_decode_mb(), ff_mpeg4_decode_partitions(), ff_mpeg4_pred_dc(), ff_mpeg4_set_direct_mv(), ff_mpeg_flush(), ff_mspel_motion(), fill_caches(), get_amv(), gmc1_motion(), gmc_motion(), guess_mv(), h261_decode_block(), h261_decode_frame(), h261_decode_gob(), h261_decode_mb(), h261_decode_mb_skipped(), h263_decode_block(), h263_decode_gob_header(), h263_mv4_search(), h263_pred_acdc(), h263_pred_dc(), h263_pred_motion(), hl_decode_mb(), hl_motion(), interlaced_search(), mc_part_std(), mc_part_weighted(), mpeg1_decode_block_inter(), mpeg1_decode_block_intra(), mpeg2_decode_block_intra(), mpeg2_decode_block_non_intra(), mpeg4_decode_block(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), mpeg4_decode_video_packet_header(), mpeg4_pred_ac(), mpeg_decode_frame(), mpeg_decode_mb(), mpeg_decode_slice(), mpeg_motion(), mpeg_motion_lowres(), MPV_decode_mb_internal(), MPV_motion(), MPV_motion_lowres(), msmpeg4_decode_block(), msmpeg4_decode_motion(), msmpeg4_pred_dc(), msmpeg4v12_decode_mb(), msmpeg4v34_decode_mb(), no_motion_search(), pred_16x8_motion(), pred_8x16_motion(), pred_direct_motion(), pred_motion(), pred_pskip_motion(), preview_obmc(), qpel_motion(), rv10_decode_packet(), rv10_decode_picture_header(), rv20_decode_picture_header(), set_p_mv_tables(), standard_decode_mbs(), svq3_decode_frame(), svq3_decode_mb(), svq3_decode_slice_header(), svq3_mc_dir(), vc9_decode_b_mb(), vc9_decode_i_mb(), vc9_decode_p_mb(), vc9_pred_dc(), wmv2_decode_mb(), wmv2_pred_motion(), write_back_intra_pred_mode(), write_back_motion(), write_back_non_zero_count(), xchg_mb_border(), and xchg_pair_border().

Definition at line 434 of file mpegvideo.h.

Referenced by check_intra4x4_pred_mode(), check_intra_pred_mode(), chroma_4mv_motion(), chroma_4mv_motion_lowres(), cmp(), compute_mb_neighboors(), decode_cabac_field_decoding_flag(), decode_cabac_mb_cbp_luma(), decode_cabac_mb_dqp(), decode_cabac_mb_skip(), decode_cabac_residual(), decode_mb(), decode_mb_cabac(), decode_mb_cavlc(), decode_mb_skip(), decode_residual(), decode_slice(), decode_slice_header(), encode_q_branch(), epzs_motion_search2(), epzs_motion_search4(), epzs_motion_search_internal(), ff_clean_intra_table_entries(), ff_er_frame_end(), ff_h261_reorder_mb_index(), ff_h263_decode_frame(), ff_h263_decode_mb(), ff_h263_decode_mba(), ff_h263_encode_mba(), ff_h263_loop_filter(), ff_h263_update_motion_val(), ff_init_block_index(), ff_mpeg4_clean_buffers(), ff_mpeg4_decode_mb(), ff_mpeg4_decode_partitions(), ff_mpeg4_pred_dc(), ff_mpeg4_set_direct_mv(), ff_mpeg_flush(), ff_mspel_motion(), fill_caches(), get_amv(), gmc1_motion(), gmc_motion(), guess_mv(), h261_decode_block(), h261_decode_frame(), h261_decode_gob(), h261_decode_mb(), h261_decode_mb_skipped(), h263_decode_block(), h263_decode_gob_header(), h263_mv4_search(), h263_pred_acdc(), h263_pred_dc(), hl_decode_mb(), hl_motion(), interlaced_search(), mc_part_std(), mc_part_weighted(), mpeg1_decode_block_inter(), mpeg1_decode_block_intra(), mpeg2_decode_block_intra(), mpeg2_decode_block_non_intra(), mpeg4_decode_block(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_partitioned_mb(), mpeg4_decode_video_packet_header(), mpeg4_pred_ac(), mpeg_decode_frame(), mpeg_decode_mb(), mpeg_decode_slice(), mpeg_motion(), mpeg_motion_lowres(), MPV_decode_mb_internal(), MPV_motion(), MPV_motion_lowres(), msmpeg4_decode_block(), msmpeg4_decode_motion(), msmpeg4_pred_dc(), msmpeg4v12_decode_mb(), msmpeg4v34_decode_mb(), no_motion_search(), pred_16x8_motion(), pred_8x16_motion(), pred_direct_motion(), pred_motion(), pred_pskip_motion(), preview_obmc(), qpel_motion(), rv10_decode_frame(), rv10_decode_packet(), rv10_decode_picture_header(), rv20_decode_picture_header(), set_p_mv_tables(), standard_decode_mbs(), svq3_decode_frame(), svq3_decode_mb(), svq3_decode_slice_header(), svq3_mc_dir(), vc9_decode_b_mb(), vc9_decode_i_mb(), vc9_decode_p_mb(), wmv2_decode_mb(), write_back_intra_pred_mode(), write_back_motion(), write_back_non_zero_count(), xchg_mb_border(), and xchg_pair_border().

uint8_t* MpegEncContext::dest[3]

bias for the quantizer

Definition at line 466 of file mpegvideo.h.

Referenced by dct_quantize_altivec().

bias for the quantizer

Definition at line 467 of file mpegvideo.h.

Referenced by dct_quantize_altivec().

minimum encodable coefficient

Definition at line 468 of file mpegvideo.h.

Referenced by dct_quantize_altivec(), and ff_h261_encode_init().

maximum encodable coefficient

Definition at line 469 of file mpegvideo.h.

Referenced by dct_quantize_altivec(), and ff_h261_encode_init().

num of bits needed to encode the longest esc

Definition at line 470 of file mpegvideo.h.

Referenced by bit8x8_c(), and rd8x8_c().

Definition at line 471 of file mpegvideo.h.

Referenced by bit8x8_c(), and rd8x8_c().

Definition at line 472 of file mpegvideo.h.

Referenced by bit8x8_c(), and rd8x8_c().

Definition at line 473 of file mpegvideo.h.

Referenced by bit8x8_c(), and rd8x8_c().

Definition at line 474 of file mpegvideo.h.

Referenced by bit8x8_c(), and rd8x8_c().

Definition at line 475 of file mpegvideo.h.

Referenced by bit8x8_c(), and rd8x8_c().

Definition at line 476 of file mpegvideo.h.

Definition at line 479 of file mpegvideo.h.

precomputed matrix (combine qscale and DCT renorm)

Definition at line 482 of file mpegvideo.h.

Referenced by dct_quantize_altivec(), MPV_common_end(), MPV_common_init(), and MPV_common_init_ppc().

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

Definition at line 485 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

Definition at line 486 of file mpegvideo.h.

Referenced by MPV_common_end(), and MPV_common_init().

uint16_t(* MpegEncContext::dct_offset)[64]

private data for the user

Definition at line 499 of file mpegvideo.h.

Definition at line 502 of file mpegvideo.h.

Definition at line 503 of file mpegvideo.h.

Referenced by encode_frame(), and ff_rate_estimate_qscale().

bits used for the current frame

Definition at line 504 of file mpegvideo.h.

Referenced by ff_rate_estimate_qscale().

Definition at line 508 of file mpegvideo.h.

Referenced by encode_frame(), ff_rate_estimate_qscale(), and ff_write_pass1_stats().

Definition at line 509 of file mpegvideo.h.

Definition at line 510 of file mpegvideo.h.

Referenced by ff_rate_estimate_qscale(), and ff_write_pass1_stats().

Definition at line 511 of file mpegvideo.h.

Referenced by encode_frame(), ff_rate_estimate_qscale(), and ff_write_pass1_stats().

Definition at line 512 of file mpegvideo.h.

Referenced by ff_write_pass1_stats().

Definition at line 513 of file mpegvideo.h.

Definition at line 514 of file mpegvideo.h.

Definition at line 515 of file mpegvideo.h.

Referenced by ff_h261_encode_mb().

cbp, mb_type

Definition at line 516 of file mpegvideo.h.

Referenced by encode_frame(), and ff_write_pass1_stats().

temp var used for calculating the above vars

Definition at line 517 of file mpegvideo.h.

Referenced by get_bits_diff().

used to search for the next resync marker

Definition at line 533 of file mpegvideo.h.

Referenced by decode_slice(), ff_h261_resync(), and ff_h263_resync().

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

Definition at line 534 of file mpegvideo.h.

Referenced by ff_h263_decode_mb(), ff_mpeg4_decode_partitions(), mpeg4_decode_partitioned_mb(), and rv10_decode_packet().

set if the next p frame is damaged, to avoid showing trashed b frames

Definition at line 535 of file mpegvideo.h.

Referenced by ff_h263_decode_frame(), svq3_decode_frame(), and vc9_decode_frame().

Definition at line 541 of file mpegvideo.h.

Referenced by ff_h263_decode_frame(), and h263_decode_gob_header().

overlapped block motion compensation

Definition at line 542 of file mpegvideo.h.

Referenced by ff_h263_decode_mb(), h263_decode_picture_header(), intel_h263_decode_picture_header(), MPV_motion(), and rv10_decode_init().

== H263+ && unrestricted_mv

Definition at line 545 of file mpegvideo.h.

Referenced by ff_h263_decode_mb(), h263_decode_picture_header(), and preview_obmc().

AIC direction: 0 = left, 1 = top.

Definition at line 547 of file mpegvideo.h.

Referenced by ff_h263_decode_mb(), h263_decode_block(), h263_pred_acdc(), msmpeg4_pred_dc(), msmpeg4v34_decode_mb(), and wmv2_decode_mb().

Definition at line 548 of file mpegvideo.h.

Referenced by h263_decode_gob_header(), and h263_decode_picture_header().

alternative inter vlc

Definition at line 549 of file mpegvideo.h.

Referenced by ff_h263_decode_mb(), h263_decode_block(), and h263_decode_picture_header().

Definition at line 552 of file mpegvideo.h.

Referenced by h263_decode_picture_header().

number of bits to represent the fractional part of time

Definition at line 555 of file mpegvideo.h.

Referenced by decode_vol_header(), decode_vop_header(), ff_h263_decode_init(), and mpeg4_decode_video_packet_header().

Definition at line 556 of file mpegvideo.h.

Referenced by decode_vop_header().

time in seconds of last I,P,S Frame

Definition at line 557 of file mpegvideo.h.

Referenced by decode_vop_header(), and mpeg4_decode_gop_header().

time of current frame

Definition at line 558 of file mpegvideo.h.

Referenced by decode_vop_header(), and rv20_decode_picture_header().

Definition at line 559 of file mpegvideo.h.

Referenced by decode_vop_header(), and rv20_decode_picture_header().

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

Definition at line 560 of file mpegvideo.h.

Referenced by cmp(), decode_vop_header(), direct_search(), ff_er_frame_end(), ff_estimate_motion_b(), ff_mpeg4_set_direct_mv(), and rv20_decode_picture_header().

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

Definition at line 561 of file mpegvideo.h.

Referenced by cmp(), decode_vop_header(), direct_search(), ff_er_frame_end(), ff_estimate_motion_b(), ff_mpeg4_set_direct_mv(), and rv20_decode_picture_header().

Definition at line 562 of file mpegvideo.h.

Referenced by decode_vop_header(), and ff_mpeg4_set_direct_mv().

like above, just for interlaced

Definition at line 563 of file mpegvideo.h.

Referenced by decode_vop_header(), and ff_mpeg4_set_direct_mv().

Definition at line 566 of file mpegvideo.h.

Referenced by decode_vol_header().

Definition at line 567 of file mpegvideo.h.

Referenced by decode_vol_header().

Definition at line 568 of file mpegvideo.h.

Referenced by decode_vol_header().

Definition at line 569 of file mpegvideo.h.

Referenced by decode_vol_header().

Definition at line 570 of file mpegvideo.h.

Referenced by decode_vol_header(), and decode_vop_header().

Definition at line 572 of file mpegvideo.h.

Referenced by get_amv(), mpeg4_decode_sprite_trajectory(), and MPV_motion().

sprite offset[isChroma][isMVY]

Definition at line 573 of file mpegvideo.h.

Referenced by get_amv(), gmc1_motion(), gmc_motion(), and mpeg4_decode_sprite_trajectory().

sprite_delta [isY][isMVY]

Definition at line 574 of file mpegvideo.h.

Referenced by get_amv(), gmc_motion(), and mpeg4_decode_sprite_trajectory().

sprite shift [isChroma]

Definition at line 575 of file mpegvideo.h.

Referenced by get_amv(), and mpeg4_decode_sprite_trajectory().

Definition at line 579 of file mpegvideo.h.

Referenced by decode_vol_header(), and decode_vop_header().

Definition at line 580 of file mpegvideo.h.

Referenced by decode_vol_header().

Definition at line 581 of file mpegvideo.h.

Referenced by decode_vol_header(), and decode_vop_header().

Definition at line 582 of file mpegvideo.h.

Referenced by decode_vol_header().

Definition at line 583 of file mpegvideo.h.

Referenced by decode_vol_header().

Definition at line 586 of file mpegvideo.h.

Referenced by decode_vol_header().

data partitioning flag from header

Definition at line 587 of file mpegvideo.h.

Referenced by decode_nal_units(), decode_slice(), decode_vol_header(), decode_vop_header(), and ff_h263_decode_frame().

is current frame partitioned

Definition at line 588 of file mpegvideo.h.

Referenced by decode_slice(), decode_vop_header(), ff_er_frame_end(), and mpeg4_decode_block().

reversible vlc

Definition at line 589 of file mpegvideo.h.

Referenced by decode_vol_header(), and mpeg4_decode_partitioned_mb().

could this stream contain resync markers

Definition at line 590 of file mpegvideo.h.

Referenced by decode_sequence_header(), decode_vol_header(), decode_vop_header(), and ff_h263_decode_frame().

Definition at line 592 of file mpegvideo.h.

Referenced by decode_vol_header(), decode_vop_header(), and ff_h263_decode_frame().

does the stream contain the low_delay flag, used to workaround buggy encoders

Definition at line 593 of file mpegvideo.h.

Referenced by decode_vol_header(), decode_vop_header(), and ff_h263_decode_frame().

QP above whch the ac VLC should be used for intra dc.

Definition at line 594 of file mpegvideo.h.

Referenced by decode_vop_header(), and mpeg4_decode_block().

used for data partitioned VOPs

Definition at line 595 of file mpegvideo.h.

used for data partitioned VOPs

Definition at line 596 of file mpegvideo.h.

Definition at line 597 of file mpegvideo.h.

Referenced by decode_vol_header(), mpeg4_decode_block(), and MPV_decode_mb_internal().

time distance of first I -> B, used for interlaced b frames

Definition at line 598 of file mpegvideo.h.

Referenced by decode_vol_header(), and decode_vop_header().

used to detect the VERY common padding bug in MPEG4

Definition at line 599 of file mpegvideo.h.

Referenced by decode_slice(), and ff_h263_decode_frame().

Definition at line 604 of file mpegvideo.h.

Referenced by decode_user_data(), ff_h263_decode_frame(), and get_consumed_bytes().

Definition at line 605 of file mpegvideo.h.

Referenced by ff_h263_decode_frame(), and MPV_common_end().

Definition at line 606 of file mpegvideo.h.

Referenced by ff_h263_decode_frame(), ff_mpeg_flush(), and vc9_decode_frame().

Definition at line 607 of file mpegvideo.h.

Referenced by ff_h263_decode_frame(), and MPV_common_end().

Definition at line 612 of file mpegvideo.h.

Referenced by decode_user_data(), and ff_h263_decode_frame().

RV10 version: 0 or 3.

Definition at line 615 of file mpegvideo.h.

Referenced by h263_decode_block(), rv10_decode_init(), and rv10_decode_picture_header().

Definition at line 616 of file mpegvideo.h.

Referenced by h263_decode_block(), and rv10_decode_packet().

Definition at line 619 of file mpegvideo.h.

vertical sampling factors, default = {2, 1, 1}

Definition at line 620 of file mpegvideo.h.

horizontal sampling factors, default = {2, 1, 1}

Definition at line 621 of file mpegvideo.h.

do we want to have quantisation- and huffmantables in the jpeg file ?

Definition at line 622 of file mpegvideo.h.

frames only with SOI, SOS and EOI markers

Definition at line 623 of file mpegvideo.h.

Definition at line 633 of file mpegvideo.h.

Referenced by msmpeg4_decode_ext_header(), and msmpeg4_decode_picture_header().

int(* MpegEncContext::ac_stats)[2][MAX_LEVEL+1][MAX_RUN+1][2]

[mb_intra][isChroma][level][run][last]

Definition at line 639 of file mpegvideo.h.

Referenced by MPV_common_end(), MPV_common_init(), and msmpeg4_encode_block().

Definition at line 644 of file mpegvideo.h.

Referenced by bitplane_decoding(), decode_b_picture_primary_header(), decode_b_picture_secondary_header(), decode_hrd_parameters(), decode_i_picture_primary_header(), decode_i_picture_secondary_header(), decode_mb_cavlc(), decode_mb_skip(), decode_nal_units(), decode_p_picture_primary_header(), decode_p_picture_secondary_header(), decode_picture_parameter_set(), decode_ref_pic_list_reordering(), decode_ref_pic_marking(), decode_seq_parameter_set(), decode_slice(), decode_slice_header(), decode_vui_parameters(), ff_h261_resync(), ff_h263_decode_frame(), ff_h263_decode_mb(), ff_h263_decode_mba(), ff_h263_resync(), ff_mpeg4_decode_mb(), ff_mpeg4_decode_partitions(), ff_wmv2_decode_picture_header(), ff_wmv2_decode_secondary_picture_header(), flv_h263_decode_picture_header(), get_consumed_bytes(), get_dmv(), get_qscale(), h261_decode_block(), h261_decode_frame(), h261_decode_gob_header(), h261_decode_mb(), h261_decode_picture_header(), h263_decode_block(), h263_decode_dquant(), h263_decode_gob_header(), h263_decode_motion(), h263_decode_picture_header(), h263p_decode_umotion(), intel_h263_decode_picture_header(), mpeg1_decode_block_inter(), mpeg1_decode_block_intra(), mpeg1_decode_picture(), mpeg1_decode_sequence(), mpeg1_fast_decode_block_inter(), mpeg2_decode_block_intra(), mpeg2_decode_block_non_intra(), mpeg2_fast_decode_block_intra(), mpeg2_fast_decode_block_non_intra(), mpeg4_decode_block(), mpeg4_decode_dc(), mpeg4_decode_partition_a(), mpeg4_decode_partition_b(), mpeg4_decode_video_packet_header(), mpeg4_is_resync(), mpeg_decode_extension(), mpeg_decode_frame(), mpeg_decode_gop(), mpeg_decode_mb(), mpeg_decode_motion(), mpeg_decode_picture_coding_extension(), mpeg_decode_picture_display_extension(), mpeg_decode_quant_matrix_extension(), mpeg_decode_sequence_display_extension(), mpeg_decode_sequence_extension(), mpeg_decode_slice(), msmpeg4_decode_block(), msmpeg4_decode_dc(), msmpeg4_decode_ext_header(), msmpeg4_decode_motion(), msmpeg4_decode_picture_header(), msmpeg4v12_decode_mb(), msmpeg4v2_decode_motion(), msmpeg4v34_decode_mb(), parse_mb_skip(), pred_weight_table(), preview_obmc(), rv10_decode_packet(), rv10_decode_picture_header(), rv20_decode_picture_header(), rv_decode_dc(), slice_decode_thread(), standard_decode_picture_primary_header(), standard_decode_picture_secondary_header(), svq1_decode_frame(), svq3_decode_frame(), svq3_decode_mb(), svq3_decode_slice_header(), svq3_mc_dir(), vc9_decode_b_mb(), vc9_decode_block(), vc9_decode_frame(), vc9_decode_i_mb(), vc9_decode_p_mb(), vop_dquant_decoding(), wmv2_decode_inter_block(), wmv2_decode_mb(), wmv2_decode_motion(), and wmv2_pred_motion().

index of the first picture of a GOP based on fake_pic_num & mpeg1 specific

Definition at line 647 of file mpegvideo.h.

last mv_dir, used for b frame encoding

Definition at line 648 of file mpegvideo.h.

no_output_of_prior_pics_flag

Definition at line 649 of file mpegvideo.h.

Referenced by decode_ref_pic_marking().

pointer to vbv_delay in the bitstream

Definition at line 650 of file mpegvideo.h.

Definition at line 669 of file mpegvideo.h.

Referenced by mpeg_decode_picture_coding_extension(), and mpeg_decode_slice().

Definition at line 680 of file mpegvideo.h.

Referenced by mpeg1_decode_picture(), and mpeg_decode_frame().

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

Definition at line 681 of file mpegvideo.h.

Referenced by ff_draw_horiz_band(), mpeg_decode_frame(), mpeg_decode_picture_coding_extension(), mpeg_decode_slice(), mpeg_field_start(), MPV_motion(), MPV_motion_lowres(), and slice_end().

Definition at line 684 of file mpegvideo.h.

Definition at line 686 of file mpegvideo.h.

Referenced by ff_h261_encode_picture_header().

Definition at line 687 of file mpegvideo.h.

Referenced by mpeg1_decode_sequence(), mpeg_decode_mb(), and vcr2_init_sequence().

Definition at line 691 of file mpegvideo.h.

Referenced by free_duplicate_context(), and init_duplicate_context().

Referenced by put_dct(), and rd8x8_c().

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

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


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

Generated on Mon Apr 28 14:31:53 2008 for Cinelerra by  doxygen 1.5.5