video coding technique 中文意思是什麼

video coding technique 解釋
視頻編碼技術
  • video : n. 電視;視頻;影像。adj. 電視(用)的,視頻的,錄像的。
  • coding : n. 編碼;譯成電碼。
  • technique : n. 1. (專門)技術;(藝術上的)技巧,技能。2. 手法〈如畫法,演奏法等〉。3. 方法。
  1. In this paper, after the theory of video coding analyzed and some video compression standard compared, the development, constitution, application and characteristic of h. 264 video compression technique is focused on. and then the design of h. 264 video capturing and coding system based on adi dsp ( adsp - bf561 ) is illustrated, the hardware constitution and the software realization of the real - time video encoder are introduced particularly, and all kinds of techniques to optimize the h. 264 program according to the hardware configuration and compiling characteristics of adsp - bf561 are discussed especially

    本文在分析了視頻編碼的基本原理,並將目前常用的視頻壓縮標準進行了比較的基礎上,重點分析了h . 264視頻壓縮技術的發展、組成、應用及其特點,詳細論述了以adidsp ( adsp - bf561 )為核心的h . 264視頻採集編碼系統的硬體組成和軟體實現,著重闡述了根據adsp - bf561系統的硬體及編譯系統特點,運用各種方法對h . 264編碼程序代碼進行優化的方法,最終實現了基於adiadsp - bf561的h . 264視頻採集編碼。
  2. Although stb just is a sort of terminal equipments of the tv signal transmission system, however pivotal technique involves the data demodulation, channel decode, transport stream de - multiplexing, audio and video signal decompression technique and real - time software technique with upriver data coding technique etc. therefore, software and hardware technology research and development of stb, which can increase usefulness with dependable of digital video signal and audio signal for study later make the theories preparation and backlog experience

    機頂盒雖然只是數字電視傳輸系統的終端設備,但所用到的關鍵技術涉及到數據解調、通道解碼、傳輸流的解復用、音視頻信號解壓縮技術以及實時軟體技術和上行數據的編碼技術等。因此,通過對機頂盒軟、硬體的研究開發,既能為以後研究如何提高信息傳輸的有效性和可靠性作理論上的準備,也為圖像信號和音頻信號的數字化處理積累經驗。
  3. Research on key technique and algorithm of new video coding h

    264視頻編碼的關鍵技術及演算法
  4. With the development of digital technique and communication technique, multimedia video coding technique and corresponding coding standard are developing accordingly

    隨著數字技術和通訊技術的發展,圖像視頻編碼技術和編碼標準也得到了長足的進步。
  5. The latest video coding standard h. 264 introduces a series of advanced video coding techniques. it provides significantly better video compression efficiency together with the enhanced ability of error resilience and network adaptation. the research on h. 264 will greatly promote the developing of video technique

    H . 264標準是最新的視頻編碼標準,它採用了一系列先進的編碼技術,在編碼效率、抗誤碼能力、網路適應性等方面表現出超越以往各標準的優勢, h . 264的研究和應用將大大推進視頻技術的發展。
  6. However, most of the current wireless networks still work in low bandwidths, and mobile devices still suffer from weak computational power, short battery lifetime and limited display capability. therefore, this thesis deals with developing a very low bit - rate bi - level video coding technique, which can be used in video communications almost anywhere, anytime on any device as follows : ( 1 ) convert true color video sequences from ccd and video card to grayscale ones, ( 2 ) detect static region of successive frames by the sum of absolute differences ( sad ) and update current frame using static region of previous frame, to decrease flicker. ( 3 ) threshold the images to bi - level video sequences using ridler ' s iterative selection

    為此,本論文在傳統h . 26x和mpeg - x等視頻編解碼技術的基礎上提出了一種新的基於輪廓的視頻編解碼方案,步驟如下: ( 1 )先把從ccd攝像頭捕捉到的視頻幀序列轉換成灰度幀序列, ( 2 )在灰度幀序列的基礎上通過sad演算法找出相鄰幀的靜態區域,用前一幀的靜態區域更新當前幀的相應區域,這樣可以降低畫面閃爍, ( 3 )然後用灰度直方圖迭代所產生的閾值二值化圖像,生成基於輪廓的視頻幀序列, ( 4 )最後運用基於上下文的算術編碼技術對由第三步生成的二值化視頻幀序列進行算術編碼。
  7. It is significant in both theoretics and practicality to combine the motion estimate technique and research of data compressed coding to solve the problem of huge information data in video, which is an important question for discussion in image processing field and image communication field

    利用運動估計技術,結合對數據壓縮編碼的研究,解決視頻消息數據量大的問題,具有重要的理論和實際意義,是一個圖像處理領域和圖像通信領域極其重要的研究課題。
  8. At first, the thesis introduces the status and development trend of streaming media, analyzes the reason that the traditional video coding techniques are not suitable for network transmission, and then expatiates the fgs video coding technique and its characteristics

    本文首先介紹了流媒體技術的現狀和發展趨勢,分析了傳統視頻編碼方法不適用於網路傳輸的原因,詳述了面向傳輸的fgs視頻編碼方法及其特性。
  9. Through the coding, control and transmission of every vob sequences, the system not only gains the higher compress ratio but also has new functions such as automatically giving alert and fast retrieval by roi etc. every part of the technique implementation is discussed in this thesis, such as moving object detection and segmentation, video roi decomposition and composition, vob sequence coding and decoding, and feature - retaining sampling etc. beyond that, in this paper, a quasi - still - background monitor system and information network is described

    論文詳細論述了構成整個技術的每個部分,包括動目標的檢測與分割,視頻roi分解及合成, vob序列的編解碼,以及保持應用特徵的采樣等幾個方面。此外,在本文中還描述一個基於該技術的準靜態場景監視系統信息網路的設計思想和基本工作原理,對其中的每個部分都做了詳細論述。
  10. The paper introduces the technique of the recommendation on the basic frame, encoder and decoder ' s main technique and regulation, the syntax and semantics of the bitstream, optional coding algorithm, and etc. in the forth part of the paper, aimed the time - costest and most important technique - discrete cosine transform ( dct ) and motion estimate algorithms, paper analyses the classical and practical algorithms and introduce the theory. then paper sum up all the algorithms character, give out the ameliorated algorithm, and simulate with the c language on the computer. these two algorithm, can be realized using hardware and can be used into the real videophone ' s video module

    論文的第四部分,針對可視電話中最耗費計算時間,也是其中最關鍵的技術? ?離散餘弦變換( dct )和運動估計演算法進行的仔細的研究,分析了當前出現的經典的實用演算法,並對其原理進行了研究和介紹,並總結各種演算法的特點和原理,各自提出了其的改進演算法,給出了其原理介紹和實現方法,並在計算機上使用c語言進行了模擬試驗,並達到了較為滿意的效果,這兩種演算法,完全可以通過硬體得以實現並能應用到實際的可視電話的視頻模塊壓縮演算法中去。
  11. Block - based motion estimation is the key technique of video coding which can reduce the temporal redundancies of sequences to make compression efficient

    在視頻壓縮中,使用基於塊匹配技術的運動估計能夠有效去除視頻序列之間存在的大量時間冗餘,對于提高壓縮的效率是至關重要的。
分享友人