The timing information ( PCR in the TS layer, PTS and DTS in the PES layer) in the MPEG-2 transport stream is discussed in this paper, and its function on synchronizing the video and audio in a decoder is pointed out.

  • 文中讨论了MPEG2传输码流中的时间信息(传输层中的节目参考时钟,PES层中的显示时间标签和节码时间标签)在音视频同步中的作用。
  • 来源:互联网摘选更新时间:2026-07-01 18:45:59

  • 重点词汇
  • onprep. (覆盖、附着)在…上;由…支撑着;在(运输工具)上;在(某一天);就在…之后;关于(事或人);(身上)带着;为(某团体或组织)的一员;吃;(表示方向)在,向,对;在,接近(某地);根据;以…支付;通过;与…相比
  • functionn.功能;函数;作用;职能;机能;因变量;宴会;典礼;社交聚会;子例行程序
  • pes类型
  • synchronizingv.同步,整步;
  • outadv. 出局;在外,在外部;完全,彻底;出版;
  • informationn.消息;数据;问讯处;
  • transport stream运输车流
  • inprep. 在里面;在(某范围或空间内的)某一点;在(某物的形体或范围)中;在…内;在…中;进入
  • 相关例句
1、

By means of setting up a real time clock with high resolution in the computer of data acquisition, and using real time operational system in place of traditional synchronous control device, timing information with high accuracy was added into acquisition data.

通过在数据采集计算机内设置高分辨率的实时时钟,以及用实时操作系统替代传统的同步控制装置,将高精度计时信息叠加到所采集的数据中。

互联网摘选

2、

Timing information systems can be obtained from the original discrete data also can be converted from real-time timing information system, and then converted timing information system into information system which could use the rough sets to attribute reduction.

时序信息系统可以从原始离散数据中获得,也可以从实时时序信息系统转换得到,然后将时序信息系统转化成可以使用粗糙集进行属性约简的信息系统。

互联网摘选

3、

Blind Multi-User Detection ( BMUD) technology has become a hot topic of current research as it does not need the prior knowledge, such as signature sequences of all users and timing information.

其中盲多用户检测技术无需干扰用户的扩频码和定时信息等先验知识,成为当前研究的热点之一。

互联网摘选

4、

Javassist provides ways to add code at the beginning and end of methods, after all, which is exactly what I did in the source code to add timing information for the method.

Javassist提供了在方法的开始和结束位置添加代码的方法,别忘了,我在为该方法中加入计时信息就是这么做的。

互联网摘选

5、

By clicking the task, she can displays details about who worked on the task, as well as timing information about the task, as shown in Figure 22.

单击该任务,可以显示谁曾处理过该任务的详细信息,以及有关该任务的时间信息,如图22所示。

互联网摘选

6、

As coupling capacitance, logic relationship and timing information are used to model crosstalk, a novel hybrid timing analysis method composed of crosstalk targets selection and logic relationship analysis is presented.

针对产生串扰所需的耦合电容、信号翻转方向及时序信息,提出了包括串扰目标选择、串扰逻辑关系验证的混合时序分析算法。

互联网摘选

7、

Timing information distribution over the PTN can use the external clock synchronization, Synchronous Ethernet Technology or packet-based Adaptive Clock Recovery ( ACR).

实现分组传送网络定时信息分配可以采用外部时钟同步法、同步以太技术或数据包方式的自适应时钟恢复算法ACR(Adaptive Clock Recovery)。

互联网摘选

8、

This paper derives the cross correlation function of baseband PAM ( Pulse Amplitude Modulation) signal, and shows that the cross correlation function includes timing information.

本文推导了基带PAM(脉冲幅度调制)信号的互相关函数,指出基带PAM信号的互相关函数中含有位同步信息,以此为依据得到了一种位同步检测算法。

互联网摘选

9、

If considering transmitting the traditional TDM services over the PTN, we must consider the distribution of synchronization timing information over the PTN.

如果考虑在PTN网络上传送传统TDM业务,必须考虑PTN网络中同步定时信息分配问题。

互联网摘选

10、

A default duration will be assigned to each item that does not have its own timing information when added to the timeline.

对于每一个无自身计时信息的项,在将其添加到时间线时,将被分配一个默认的持续时间。

互联网摘选

11、

The tag represents timing information about the GC quanta rolled up in the heartbeat GC.

标记表示关于heartbeat GC中整合的GC时间量的计时信息。

互联网摘选

12、

When you want to do unit tests on SPE code or algorithms or get timing information on them, this is probably enough.

当希望对SPE代码或算法进行单元测试或获取有关它们的分时信息时,这可能就足够了。

互联网摘选

13、

The following screenshot shows the summary view as it is opened by default with the summary and timing information shown.

下列屏幕截图显示了在默认情况下打开Summary视图时,该视图所显示的摘要和时序信息。

互联网摘选

14、

The simplest way to construct milestones is to take the timing information from the work breakdown structure and sequence diagram.

设置里程标最简单的方法是从工作细分结构和任务排序表中提取时间信息。

互联网摘选

15、

An array of permanent, rare-earth magnets enables the unit to completely erase data and timing information.

这款采用永久,稀土磁材料制成的消磁器能清除所有数据和定时信息。

互联网摘选

16、

Research of timing information extractions and digital line-locked sampling of video signal in free-running sampling system

自由采样下视频信号的时序提取与数字行锁相的研究

互联网摘选

17、

Because I have the source code available for this method, I'll show you how I would add the timing information directly.

因为有这个方法的源代码,所以我将为您展示如何直接添加计时信息。

互联网摘选

18、

What is the advantage of adding debug timing information to the HTML comments in this manner?

以这种方式向HTML注释添加调试计时信息的优点是什么呢?

互联网摘选

19、

The timing information helps to compute metrics that help an analyst determine whether a performance problem is present.

这些时间信息有助于进行度量,然后可以对此进行分析以确定是否存在性能问题。

互联网摘选

20、

Log timing information alongside the automation

在自动化测试时记录时间信息

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