CN101228794A - 针对加权预测的可分级视频编码方法及设备 - Google Patents
针对加权预测的可分级视频编码方法及设备 Download PDFInfo
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- CN101228794A CN101228794A CNA2006800266352A CN200680026635A CN101228794A CN 101228794 A CN101228794 A CN 101228794A CN A2006800266352 A CNA2006800266352 A CN A2006800266352A CN 200680026635 A CN200680026635 A CN 200680026635A CN 101228794 A CN101228794 A CN 101228794A
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
- H04N19/615—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding using motion compensated temporal filtering [MCTF]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/36—Scalability techniques involving formatting the layers as a function of picture distortion after decoding, e.g. signal-to-noise [SNR] scalability
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
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- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
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- H—ELECTRICITY
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
- H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
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Abstract
Description
slice_header_in_scalable_extension(){ | C | Descriptor |
first_mb_in_slice | 2 | ue(v) |
slice_type | 2 | ue(v) |
pic_parameter_set_id | 2 | ue(v) |
if(slice_type==PR){ | ||
num_mbs_in_slice_minus1 | 2 | ue(v) |
luma_chroma_sep_flag | 2 | u(1) |
} |
frame_num | 2 | u(v) |
if(!frame_mbs_only_flag){ | ||
field_pic_flag | 2 | u(1) |
if(field_pic_flag) | ||
bottom_field_flag | 2 | u(1) |
} | ||
if(nal_unit_type==21) | ||
idr_pic_id | 2 | ue(v) |
if(pic_order_cnt_type==0){ | ||
pic_order_cnt_lsb | 2 | u(v) |
if(pic_order_present_flag &&!field_pic_flag) | ||
delta_pic_order_cnt_bottom | 2 | se(v) |
} | ||
if(pic_order_cnt_type==1&&!delta_pic_order_always_zero_flag){ | ||
delta_pic_order_cnt[0] | 2 | se(v) |
if(pic_order_present_flag &&!field_pic_flag) | ||
delta_pic_order_cnt[1] | 2 | se(v) |
} | ||
if(slice_type!=PR){ | ||
if(redundant_pic_cnt_present_flag) | ||
redundant_pic_cnt | 2 | ue(v) |
if(slice_type==EB) | ||
direct_spatial_mv_pred_flag | 2 | u(1) |
key_picture_flag | 2 | u(1) |
decomposition_stages | 2 | ue(v) |
base_id_plus1 | 2 | ue(v) |
if(base_id_plus1!=0){ | ||
adaptive_prediction_flag | 2 | u(1) |
} | ||
if(slice_type==EP||slice_type==EB){ | ||
num_ref_idx_active_override_flag | 2 | u(1) |
if(num_ref_idx_active_override_flag){ | ||
num_ref_idx_l0_active_minus1 | 2 | ue(v) |
if(slice_type==EB) | ||
num_ref_idx_l1_active_minus1 | 2 | ue(v) |
} | ||
} | ||
ref_pic_list_reordering() | 2 |
for(decLvl=temporal_level;decLvl<decomposition_stages;decLvl++){ | ||
num_ref_idx_update_l0_active[decLvl+1] | 2 | ue(v) |
num_ref_idx_update_l1_active[decLvl+1] | 2 | ue(v) |
} | ||
if((weighted_pred_flag && slice_type==EP)||(weighted_bipred_idc==1 && slice_type==EB)) | ||
{ | ||
if((base_id_plus1!=0)&&(adaptive_prediction_flag==1)) | ||
base_pred_weight_table_flag | 2 | u(1) |
if(base_pred_weight_able_flag==0) | ||
pred_weight_table() | 2 | |
} | ||
if(nal_ref_idc!=0) | ||
dec_ref_pic_marking() | 2 | |
if(entropy_coding_mode_flag && slice_type!=EI) | ||
cabac_init_idc | 2 | ue(v) |
} | ||
slice_qp_delta | 2 | se(v) |
if(deblocking_filter_control_present_flag){ | ||
disable_deblocking_filter_idc | 2 | ue(v) |
if(disable_deblocking_filter_idc!=1){ | ||
slice_alpha_c0_offset_div2 | 2 | se(v) |
slice_beta_offset_div2 | 2 | se(v) |
} | ||
} | ||
if(slice_type!=PR) | ||
if(num_ slice_groups_minus 1>0 &&slice_group_map_type>=3 &&slice_group_map_type<=5) | ||
slice_group_change_cycle | 2 | u(v) |
if(slice_type!=PR && extended_spatial_scalability>0){ | ||
if(chroma_format_idc>0){ | ||
base_chroma_phase_x_plus1 | 2 | u(2) |
base_chroma_phase_y_plus1 | 2 | u(2) |
} | ||
if(extended_spatial_scalability==2){ | ||
scaled_base_left_offset | 2 | se(v) |
scaled_base_top_offset | 2 | se(v) |
scaled_base_right_offset | 2 | se(v) |
scaled_base_bottom_offset | 2 | se(v) |
} | ||
} | ||
SpatialScalabilityType=spatial_scalability_type() | ||
} |
Claims (31)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70146405P | 2005-07-21 | 2005-07-21 | |
US60/701,464 | 2005-07-21 | ||
PCT/US2006/019520 WO2007018670A1 (en) | 2005-07-21 | 2006-05-19 | Method and apparatus for weighted prediction for scalable video coding |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101228794A true CN101228794A (zh) | 2008-07-23 |
CN101228794B CN101228794B (zh) | 2011-05-11 |
Family
ID=36969701
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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CN2006800266352A Expired - Fee Related CN101228794B (zh) | 2005-07-21 | 2006-05-19 | 针对加权预测的可分级视频编码方法及设备 |
CN2006800266992A Expired - Fee Related CN101228795B (zh) | 2005-07-21 | 2006-05-19 | 针对加权预测的可分级视频解码方法及设备 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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CN2006800266992A Expired - Fee Related CN101228795B (zh) | 2005-07-21 | 2006-05-19 | 针对加权预测的可分级视频解码方法及设备 |
Country Status (14)
Country | Link |
---|---|
US (2) | US20090207919A1 (zh) |
EP (2) | EP1915870B1 (zh) |
JP (2) | JP5484725B2 (zh) |
KR (2) | KR101299848B1 (zh) |
CN (2) | CN101228794B (zh) |
AU (2) | AU2006277007B2 (zh) |
BR (2) | BRPI0613659B1 (zh) |
HK (1) | HK1118663A1 (zh) |
MX (1) | MX2008000906A (zh) |
MY (2) | MY147087A (zh) |
RU (2) | RU2406253C2 (zh) |
TW (2) | TWI325723B (zh) |
WO (2) | WO2007018670A1 (zh) |
ZA (2) | ZA200800244B (zh) |
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CN102396228A (zh) * | 2009-02-19 | 2012-03-28 | 索尼公司 | 图像处理设备和方法 |
CN102833533A (zh) * | 2011-06-15 | 2012-12-19 | 富士通株式会社 | 视频的解码装置/方法、编码装置/方法及存储介质 |
CN104883574A (zh) * | 2010-01-14 | 2015-09-02 | 三星电子株式会社 | 对视频进行编码和解码的方法和设备 |
CN104969555A (zh) * | 2012-12-30 | 2015-10-07 | 高通股份有限公司 | 在视频译码中具有时间可扩缩性支持的渐进式改进 |
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