CN100574449C - 视频数据代码转换的方法 - Google Patents

视频数据代码转换的方法 Download PDF

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Publication number
CN100574449C
CN100574449C CNB2004800075657A CN200480007565A CN100574449C CN 100574449 C CN100574449 C CN 100574449C CN B2004800075657 A CNB2004800075657 A CN B2004800075657A CN 200480007565 A CN200480007565 A CN 200480007565A CN 100574449 C CN100574449 C CN 100574449C
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CN1762161A (zh
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帕特里克·劳尔特
史蒂文·曾志华
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ViXS Systems Inc
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ViXS Systems Inc
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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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • 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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CNB2004800075657A 2003-02-24 2004-02-24 视频数据代码转换的方法 Expired - Fee Related CN100574449C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/375,582 US7327784B2 (en) 2003-02-24 2003-02-24 Method and system for transcoding video data
US10/375,582 2003-02-24

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CN1762161A CN1762161A (zh) 2006-04-19
CN100574449C true CN100574449C (zh) 2009-12-23

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US (1) US7327784B2 (https=)
EP (1) EP1602241A1 (https=)
JP (1) JP2006518954A (https=)
CN (1) CN100574449C (https=)
WO (1) WO2004075563A1 (https=)

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CN101529731B (zh) * 2006-09-18 2013-01-02 Rgb网络有限公司 用于修改视频信号的数据速率的方法及设备
US7688889B2 (en) * 2006-09-18 2010-03-30 Rgb Networks, Inc. Methods, apparatus, and systems for insertion of overlay content into a video signal with transrating capabilities
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CN107087184B (zh) * 2017-04-28 2020-05-22 华南理工大学 一种多媒体数据再压缩方法

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Publication number Publication date
US7327784B2 (en) 2008-02-05
CN1762161A (zh) 2006-04-19
US20040179597A1 (en) 2004-09-16
JP2006518954A (ja) 2006-08-17
WO2004075563A1 (en) 2004-09-02
EP1602241A1 (en) 2005-12-07

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