CN1297147C - 对交错数字视频的双向预测的视频目标平面的预测和编码 - Google Patents
对交错数字视频的双向预测的视频目标平面的预测和编码 Download PDFInfo
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- CN1297147C CN1297147C CN 98102468 CN98102468A CN1297147C CN 1297147 C CN1297147 C CN 1297147C CN 98102468 CN98102468 CN 98102468 CN 98102468 A CN98102468 A CN 98102468A CN 1297147 C CN1297147 C CN 1297147C
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Abstract
Description
1/16象素值 | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
1/2象素值 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 |
预测功能 | PMV型 |
顶场,向前 | 0 |
底场,向前 | 1 |
顶场,向后 | 2 |
底场,向后 | 3 |
宏字块模式 | 使用的PMV类型 |
帧,前向 | 0 |
帧,反向 | 2 |
帧,双向 | 0,2 |
场,前向 | 0,1 |
场,反向 | 2,3 |
场,双向 | 0,1,2,3 |
当前宏子块类型 | |||||||
发送次序中前一个宏子块的类型 | 方向 | 前向,帧模式 | 反向,帧模式 | 平均,帧模式 | 前向,场模式 | 反向,场模式 | 平均,场模式 |
更新的pmv[] | 没有 | 0,1 | 2,3 | 0,1,2,3 | 0,1 | 2,3 | 0,1,2,3 |
使用的pmv[] | 没有 | 0 | 2 | 0,2 | 0,1 | 2,3 | 0,1,2,3 |
参考场 | 底场在前 | 顶场在前 | |||
未来固定=顶 | 未来固定=底 | 顶场δ | 底场δ | 顶场δ | 底场δ |
顶 | 顶 | 0 | -1 | 0 | 1 |
顶 | 底 | 0 | 0 | 0 | 0 |
底 | 顶 | 1 | -1 | -1 | 1 |
底 | 底 | 1 | 0 | -1 | 0 |
模式 | 运动矢量的数量 | bi | 偏置 | 值 |
直接 | 1 | b1 | -(Nb/2+1) | -129 |
帧,前向 | 1 | b2 | 0 | 0 |
帧,反向 | 1 | b2 | 0 | 0 |
帧,平均 | 2 | b3 | (Nb/4+1) | 65 |
场,前向 | 2 | b3 | (Nb/4+1) | 65 |
场,反向 | 2 | b3 | (Nb/4+1) | 65 |
场,平均 | 4 | b4 | (Nb/2+1) | 129 |
Claims (14)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4012097P | 1997-03-07 | 1997-03-07 | |
US60/040120 | 1997-03-07 | ||
US60/042245 | 1997-03-31 | ||
US08/944118 | 1997-10-06 | ||
US60/944118 | 1997-10-06 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100682026A Division CN1312934C (zh) | 1997-03-07 | 1998-03-07 | 选择数字视频的编码方式的方法和装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1206298A CN1206298A (zh) | 1999-01-27 |
CN1297147C true CN1297147C (zh) | 2007-01-24 |
Family
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 98102468 Expired - Lifetime CN1297147C (zh) | 1997-03-07 | 1998-03-07 | 对交错数字视频的双向预测的视频目标平面的预测和编码 |
Country Status (1)
Country | Link |
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CN (1) | CN1297147C (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7266150B2 (en) * | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
CN107071404B (zh) * | 2001-11-21 | 2020-01-24 | 谷歌技术控股有限责任公司 | 对具有多个图像的图像序列进行编码的方法及设备 |
AU2002365337A1 (en) * | 2001-11-21 | 2003-06-10 | General Instrument Corporation | Picture level adaptive frame/field coding for digital video signal |
KR100508798B1 (ko) * | 2002-04-09 | 2005-08-19 | 엘지전자 주식회사 | 쌍방향 예측 블록 예측 방법 |
CN1992895B (zh) * | 2002-04-19 | 2010-12-08 | 松下电器产业株式会社 | 图像编码方法及图像编码装置 |
KR100956910B1 (ko) * | 2002-07-02 | 2010-05-11 | 파나소닉 주식회사 | 움직임 벡터 도출 방법, 동화상 부호화 방법, 및 동화상복호화 방법 |
CN100553338C (zh) * | 2002-07-15 | 2009-10-21 | 株式会社日立制作所 | 动态图像编码方法 |
KR100506864B1 (ko) * | 2002-10-04 | 2005-08-05 | 엘지전자 주식회사 | 모션벡터 결정방법 |
KR100990829B1 (ko) * | 2002-11-01 | 2010-10-29 | 파나소닉 주식회사 | 동화상 부호화 방법 및 동화상 복호화 방법 |
US8064520B2 (en) * | 2003-09-07 | 2011-11-22 | Microsoft Corporation | Advanced bi-directional predictive coding of interlaced video |
FR2860678A1 (fr) * | 2003-10-01 | 2005-04-08 | Thomson Licensing Sa | Procede de codage differentiel |
EP1747677A2 (en) * | 2004-05-04 | 2007-01-31 | Qualcomm, Incorporated | Method and apparatus to construct bi-directional predicted frames for temporal scalability |
EP1982532A2 (en) * | 2006-02-02 | 2008-10-22 | Thomson Licensing | Method and apparatus for motion estimation using combined reference bi-prediction |
-
1998
- 1998-03-07 CN CN 98102468 patent/CN1297147C/zh not_active Expired - Lifetime
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CN1206298A (zh) | 1999-01-27 |
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