说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 宏块行
1)  macroblock slice
宏块行
1.
Extensive experimental results show that ρ is still linear with the bit rate of a macroblock slice in H.
264中,对于一个宏块行,ρ与比特率仍然满足线性关系。
2)  Macro block
宏块
1.
Firstly the original image is divided into several macro blocks in the light of certain size,and macro block within each row are permuted.
提出了一种基于二次置乱的图像加密算法,该算法将图像按一定的大小划分成若干宏块,对每一行的宏块进行置乱。
3)  macroblock
宏块
1.
Motion vector of the moving object is obtained by one designed filter, which mainly processes motion vector of macroblockes of the moving object s boundary.
寻找是基于运动矢量的区域增长法 ,运动矢量的获得通过一个专门的滤波器 ,该滤波器主要应用于运动物体的边界宏块 ,运动轨迹由DCT的DC和部分AC系数进行校正 ,该方法运算量小 ,能实时处理 ,实验结果较
2.
The function encode_one_macroblock() is the center in the implementation of the encoding algorithm.
通过对程序中开销计算,关键全局变量及编码一个宏块的算法的分析,查明了JM核心编码函数encode_one_macroblock()的结构,给出了该函数的流程。
3.
This paper proposes a hierarchical model to describe the motion of each macroblock(MB)from coarsely to finely.
该文首先提出了一种分层模型,按由粗到细的方式描述每个宏块(macroblock)的运动信息。
4)  macro-block
宏块
1.
The improved APIB with the PSNR weighted to calculate macro-block complexity.
264存在的"蛋鸡"悖论缺陷,并对APIB的计算方法进行改进,使其更能反映图像的复杂度,将改进过的APIB与峰值信噪比加权来计算宏块复杂度,以此为每个宏块分配编码比特。
2.
Base on the character that there is less temporal correlation between frames where scene change oc-curs,according to different macro-block prediction mode in the whole frame,the proposed algorithms obtain candidates of scene change frames.
根据镜头边缘处前后帧的相关性较低的特征,统计帧在总体上的宏块预测模式信息来获取视频的候选镜头边界集,然后利用局部特性对其进行筛选,得出了镜头边界,并通过实验进行验证,实验结果证明,本算法是快速有效的。
5)  macroblock type
宏块类型
1.
The proposed method can detect scene boundaries through using various macroblock type of B-frame and P-frame in MPEG video flow in order to realize accurate scene change positioning.
该算法只需要通过直接抽取MPEG视频流中的B帧、P帧中的宏块类型信息,并对其进行计算就可以检测出视频中存在的镜头边界,从而对场景变换进行精确定位。
2.
In this thesis,an adaptive macroblock encoding algorithm based on macroblock type spatial domain predic-tion is proposed.
论文提出基于宏块类型空域预测的自适应宏块编码算法,并在H。
3.
The proposed method determines the motion activity and visual content change of the MPEG compressed video by using the luminance DCT DC value、macroblock type and motion vector.
本文算法利用亮度DCT DC值、宏块类型和运动向量来确定MPEG压缩视频中运动活动和视觉内容变化。
6)  slice [英][slaɪs]  [美][slaɪs]
宏块条
1.
The correlation of adjacent slices bitrates in frequency domain can effectively reflect the activity of the motion pictures.
此判别法表明,相邻编码帧宏块条码率的频域互相关能够有效反映图像活动性变化的特点。
2.
Based on the local minimal value of correlation of slice bitrate samples, it shifted the slice between different sources according to position of the minimal value.
该方法对不同业务中宏块条码率样本进行互相关,根据互相关函数局部极小值所对应的码率样本偏移量,将不同业务的宏块条起始位置相对平移,并实现业务累加。
3.
For independent transcoding of MPEG-2 VBR video,frame shift and algorithm based on correlation of slice are proposed;For joint transcoding, we introduce the joint rate control strategy based on the rate distortion, which uses the concept of superframe.
在独立编码中介绍了帧平移算法和基于宏块条的互相关算法 ;对于联合编码 ,本文介绍了一种利用超帧概念的基于率失真理论的联合码率控制策略 ,同时阐述TM 5码率控制原理。
补充资料:宏觉禅师《缁门崇行录》
【宏觉禅师《缁门崇行录》】
唐宏觉禅师诫徒众云:“汝既出家,如囚免狱,少欲知足,莫贪世荣。忍饥忍渴,志存无为。得在佛法中十生九死,亦莫抛弃。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条