CN1286323C - 帧场视频解码中运动矢量存取的控制装置及其方法 - Google Patents
帧场视频解码中运动矢量存取的控制装置及其方法 Download PDFInfo
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- CN1286323C CN1286323C CN 200410070029 CN200410070029A CN1286323C CN 1286323 C CN1286323 C CN 1286323C CN 200410070029 CN200410070029 CN 200410070029 CN 200410070029 A CN200410070029 A CN 200410070029A CN 1286323 C CN1286323 C CN 1286323C
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Description
Current MB pos | → | Store MB pos |
(i,j) | (i×2+j%2,j/2) |
Current MB pos | → | Store MB pos | |
first field | (i,j) | (i×2+j%2,j/2) | |
second field |
Current MB pos | → | Reference MB pos |
(i,j) | (i×2+j%2,j/2) |
Current MB pos | → | Reference MB pos | |
first Field | (i,j) | (i×2+j%2,j/2) | |
second Field |
Current MB pos | → | Reference MB pos | ||
first Half | (i,j) | first field | (i×2+(j%4)/2,j/4) | |
second Half |
Current MB pos | → | Reference MB pos | ||
first field | (i,j) | (i×2,j) | (i×2+1,j) | |
second field | (i×2,j-mb_height_fld) | (i×2+1,-mb_height_fld) |
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200410070029 CN1286323C (zh) | 2004-08-05 | 2004-08-05 | 帧场视频解码中运动矢量存取的控制装置及其方法 |
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CN 200410070029 CN1286323C (zh) | 2004-08-05 | 2004-08-05 | 帧场视频解码中运动矢量存取的控制装置及其方法 |
Publications (2)
Publication Number | Publication Date |
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CN1589019A CN1589019A (zh) | 2005-03-02 |
CN1286323C true CN1286323C (zh) | 2006-11-22 |
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CN 200410070029 Expired - Lifetime CN1286323C (zh) | 2004-08-05 | 2004-08-05 | 帧场视频解码中运动矢量存取的控制装置及其方法 |
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CN (1) | CN1286323C (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007020560A1 (en) * | 2005-08-17 | 2007-02-22 | Nxp B.V. | Method video encoding and decoding preserving cahe localities |
CN101031052B (zh) * | 2006-02-28 | 2010-11-03 | 上海奇码数字信息有限公司 | 图像在存储器中的地址映射方法 |
JP4763549B2 (ja) * | 2006-08-18 | 2011-08-31 | 富士通セミコンダクター株式会社 | フレーム間予測処理装置、画像符号化装置、及び画像復号化装置 |
KR100842557B1 (ko) * | 2006-10-20 | 2008-07-01 | 삼성전자주식회사 | 동영상 처리 장치에서 메모리 액세스 방법 |
CN103957419B (zh) * | 2014-05-21 | 2017-06-06 | 中国农业大学 | 一种双缓冲存储器结构的视频解码器及控制方法 |
CN105847817B (zh) * | 2015-01-14 | 2019-09-17 | 炬芯(珠海)科技有限公司 | 一种视频处理设备和方法 |
CN104811721B (zh) * | 2015-05-26 | 2017-09-22 | 珠海全志科技股份有限公司 | 视频解码数据存储方法及运动向量数据的计算方法 |
WO2022110131A1 (zh) * | 2020-11-30 | 2022-06-02 | 深圳市大疆创新科技有限公司 | 帧间预测方法、装置、编码器、解码器和存储介质 |
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Owner name: ZHANXUN COMMUNICATIONS (SHANGHAI) CO., LTD. Free format text: FORMER OWNER: UNITED XINYUAN DIGITAL AUDIO-VIDEO TECHNOLOGY (BEIJING) CO., LTD. Effective date: 20070615 |
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Effective date of registration: 20070615 Address after: 201203 Shanghai city Zuchongzhi road Pudong Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 100080 North building, room 6, 140 South Road, Haidian District Academy of Sciences, Beijing Patentee before: UNITED XINYUAN DIGITAL AUDIO V |
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Effective date of registration: 20190314 Address after: 101399 Building 8-07, Ronghui Garden 6, Shunyi Airport Economic Core Area, Beijing Patentee after: Xin Xin finance leasing (Beijing) Co.,Ltd. Address before: 201203 Shanghai city Zuchongzhi road Pudong Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee before: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. |
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Application publication date: 20050302 Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xin Xin finance leasing (Beijing) Co.,Ltd. Contract record no.: X2021110000008 Denomination of invention: Control device and method of motion vector access in frame field video decoding Granted publication date: 20061122 License type: Exclusive License Record date: 20210317 |
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Effective date of registration: 20221101 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 101399 Building 8-07, Ronghui Garden 6, Shunyi Airport Economic Core Area, Beijing Patentee before: Xin Xin finance leasing (Beijing) Co.,Ltd. |
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