例句與造句

1. Fast inter mode decision algorithm based on the intrinsic complexity of the macroblock
   基于圖像細(xì)節(jié)程度的快速幀間模式選擇算法
2. Utilization and redetermination of macroblock type in video spatial definition downscale transcoder
   轉(zhuǎn)換編碼中宏塊編碼模式的利用及重新判斷
3. It has a macroblock - level pipelined structure which consists of mv predictor unit , reference fetch unit and pixel interpolation unit
   該結(jié)構(gòu)由3個(gè)流水階段組成： mv預(yù)測(cè)模塊參考數(shù)據(jù)獲取模塊分?jǐn)?shù)像素插值模塊。
4. This article discusses the modified frame rate control algorithm based on tmn11 and the modified macroblock - layer rate control algorithm
   論文重點(diǎn)討論了無(wú)線(xiàn)網(wǎng)絡(luò)中基于tmn11的改進(jìn)型幀率控制算法及改進(jìn)型宏塊層碼率控制算法。
5. An adaptive macroblock - group coding algorithm for progressive and interlaced video . in proc . iscas 2004 , vancouver , may 2004 , pp . iii - 969 - 972
   與h . 264中的mbaff算法的性能相比，提出的ambaff算法可以得到0 . 16db的平均編碼增益。
6. It's difficult to find macroblock in a sentence. 用macroblock造句挺難的
7. The motion vector of adjacent macroblocks ( spatial or temporal ) is used as the initial searching vector of the current macroblock , to search a multistage in an involute - like scanning
   在大多數(shù)情況下，圖像中運(yùn)動(dòng)的變化在圖像內(nèi)和圖像間往往是連續(xù)的。
8. Third , the other key algorithms of transcoding in dct domain was introduced , including : motion compensation in dct domain , the choosing of macroblock pattern and rate control
   而后,介紹了dct域轉(zhuǎn)碼中的其它關(guān)鍵算法,包括: dct域的運(yùn)動(dòng)補(bǔ)償算法,宏塊模式的選擇,碼速控制算法。
9. This dissertation presents the research on the fast motion compensation algorithm with the shared macroblock information in the dct domain and rate control algorithm with dct coefficients
   本文主要研究在dct域內(nèi)基于宏塊公共信息的運(yùn)動(dòng)補(bǔ)償快速算法和利用dct系數(shù)進(jìn)行碼率控制算法。
10. A inter - frame error concealment algorithm based on motion estimation is proposed in this dissertation , the motion vectors and coding mode can be rebuilt , it can be applied in any frame modes and macroblock modes
    本文提出了基于運(yùn)動(dòng)估值的幀間預(yù)測(cè)錯(cuò)誤隱藏算法，能對(duì)運(yùn)動(dòng)矢量和編碼模式的進(jìn)行有效重建，適應(yīng)各種情況的幀間錯(cuò)誤隱藏。
11. And the retrieval algorithms of mismatched macroblock for dct - domain requantization trancoder are introduced in the chapter . many simulation results testified that the motion - compensation only for p - pictures transcoding solution is a better compromise between the complexity and video quality
    大量仿真結(jié)果證實(shí)，本文提出的省略b幀運(yùn)動(dòng)補(bǔ)償轉(zhuǎn)碼器是視頻質(zhì)量和運(yùn)算復(fù)雜度的一種較好的折衷算法。
12. In order to solve them , a new motion estimation algorithm based on macroblock partition is proposed in this paper , and a new rate control policy is adopted . simulations show that the proposed algorithms can improve system coding efficiency and image quality
    為了有效地對(duì)塊效應(yīng)進(jìn)行消除，本文提出了一種新的宏塊預(yù)測(cè)分區(qū)運(yùn)動(dòng)估值算法并采用了一種新的碼率控制策略，實(shí)驗(yàn)結(jié)果表明改進(jìn)算法在圖像質(zhì)量上優(yōu)于原算法。
13. By integrating motion compensation and recompose frame , classifying the integration according to the mode of macroblock coding and motion compensation integration , and combination in another way to achieve to improve the performance of decoder
    在對(duì)idct優(yōu)化過(guò)程中提出了一種結(jié)合vlcd (變長(zhǎng)碼解碼)和iq (反量化)解碼過(guò)程的優(yōu)化方法；把運(yùn)動(dòng)補(bǔ)償和圖像重組過(guò)程結(jié)合在一起，按圖像編碼方式和運(yùn)動(dòng)補(bǔ)償方式進(jìn)行分類(lèi)組合，實(shí)現(xiàn)解碼性能提高。
14. According to the complexity threshold , we auto - adaptatively adjust the qp . we use the smaller qp to quantify the more complicated macroblock and use the bigger qp to quantify the less complicated macroblok . the proposed algorithm can improve the h . 264 standard algorithm by a rate control algorithm on macroblock layer
    在宏塊層利用了現(xiàn)有mad值表示宏塊復(fù)雜度,進(jìn)一步根據(jù)宏塊的復(fù)雜度閾值自適應(yīng)地調(diào)整量化參數(shù)qp ,對(duì)復(fù)雜度高的宏塊采用較小的qp值,進(jìn)行精細(xì)量化;對(duì)復(fù)雜度低的qp值采用較大的qp值,以節(jié)約比特?cái)?shù)。
15. In packet based wireless video communications , when best band distribution , not only source distortion should be considered , but also channel distortion caused by channel errors . the existing macroblock - layer rate control schemes calculates quantization parameters of all macroblocks ( mb ) in a frame in a raster scan order , and then encodes the mbs in the same order . actually , the quantization distortion is heavily dependent upon the coding order of mbs
    在基于包的無(wú)線(xiàn)視頻傳輸中，最佳帶寬分配時(shí)，不僅要考慮信源編碼失真，也要考慮由于信道差錯(cuò)引起的信道失真；已有的宏塊層碼率控制算法以矩陣掃描的順序計(jì)算一幀中所有宏塊的量化參數(shù)，事實(shí)上量化失真與宏塊的編碼順序有很大關(guān)系，改變宏塊的編碼順序，使復(fù)雜的宏塊分配到更多的比特?cái)?shù)，顯然能大大提高編碼效率。
16. Compared with the traditional pixel domain video transcoding , the transcoding from hdtv to sdtv in the dct domain , not only avoids the dct and idct transforms , but also avoids motion estimation , the most computation costing process , by making full use of the macroblock motion vector information from the input hdtv stream to construct the motion vector for the according sdtv macroblocks . it ’ s helpful to achieve the hdtv to sdtv video transcoding in the real time
    Dct域hdtv至sdtv視頻轉(zhuǎn)碼,與傳統(tǒng)的像素域轉(zhuǎn)碼相比,不僅避免了dct 、 idct運(yùn)算,還通過(guò)利用輸入hdtv碼流中宏塊的運(yùn)動(dòng)矢量信息直接構(gòu)造轉(zhuǎn)碼后sdtv相應(yīng)宏塊的運(yùn)動(dòng)矢量,避免了運(yùn)算量極大的運(yùn)動(dòng)估計(jì)過(guò)程,有利于hdtv至sdtv實(shí)時(shí)轉(zhuǎn)碼的實(shí)現(xiàn)。
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