这些码流就被称为子频道。
基本层码流是必须传输的，并且码率低；
The former has a lower code stream and it must be transmitted.
这些选项被用在固定比特率录入码流时。
These options are used only when encoding with a fixed bitrate.
中优先级和低优先级码流可支持室外固定接收。
The Medium and Low Priority streams can support fixed outdoor reception.
网络视频解码的基础是码流的管理和视频流的解析。
The management of the bitstream and the parsing of video data are the basis of the video decoder.
码流控制在实时视频编码通信中起到非常重要的作用。
Rate control plays very important role in real-time communications.
提出了一种新的基于无缝切换技术的可分级码流切换方法。
A novel seamless switching method of scalable video stream is presented.
试验结果显示，该策略能有效地提高视频码流的误码鲁棒性。
Experiments show that this scheme can improve the error robustness of the video stream effectively.
他们甚至还没有确定码流格式，更不用说在全球推广VP8。
They aren't even ready to finalize the bitstream format, let alone switch the world over to VP8.
该编码方法通常生成两种视频流：基本层码流和增强层码流。
FGS video streaming is to code a video sequence into a base layer and multiple enhancement layers.
论述了MPEG2码流系统级的语法以及码流合成应作的语法处理。
The system level semantic definition of MPEG2 and some semantic processing for stream synthesize are introduced.
采用高可靠性设计，成功地实现了国内第一个实时条状码流合成器。
The first slice stream synthesizer in China is realized by the high reliable technology.
一种非常好的音频压缩算法，可实现对不同采样率和不同码流的压缩。
A very good audio compression algorithm can be realized on different sampling rates and different bitstream compression.
最后阐述了利用VC编程播放MPEG - 4视频码流的关键技术。
At last, it introduced the key method of playing MPEG-4 video stream using VC program.
采用工作时的瞬时码流和控制流数据，通过处理得到初始的随机数源；
The initial source of random numbers is obtained by processing the instantaneous data stream and data flow for controlling.
此外，新算法还提高了输出码流的抗误码性能和编码器流控的精确程度。
In addition, the new method improves the robustness of video bit stream against channel errors and makes the rate controlling operation of video encoders more accurate.
为了提升基于码通并行的熵编码速度，提出了一种新的实时码流控制算法。
To significantly speed up the pass-parallel based entropy coding, a novel real-time rate control algorithm was proposed.
提出了一种充分利用人类视觉系统特性的MPEG视频码流码率转换方法。
In this paper, we propose a new bit-rate transcoding method for MPEG video streams, which can utilize human visual system characteristics adequately.
利用PDH/SDH网络传输MPEG-2码流，是数字电视广播的一种解决方案。
Transportation of MPEG-2 stream over PDH/SDH is a solution for digital video broadcasting.
它通过利用原始输入码流中的运动向量及编码模式信息来获取下采样后的相应编码信息。
The new macro-block modes information is decided by original modes and motion vectors after down-sampling.
第二、三章是为视频流实时处理提供理论基础，后续章节主要研究压缩码流处理的实现。
Chapter two and three lay a theoretical ground for the real-time processing of video bitstream, and in the sequel, the implementation of video bitstream processing is studied in detail.
论文工作中，开发了人机交互界面，用户通过简单的鼠标操作，即可完成输出码流的操作。
In the project, I developed a friendship interface, and customs can export code stream easily with simple mouse action.
该软件能得到码流PSI表信息、PCR信息、DVB信息，并能检测码流中的部分错误。
The analysis results of this software include information about PSI tables, PCR, DVB, as well as errors detected in transport stream.
当采用部分反向可解码流机制时，位于视频包两端的码流较位于视频包中间的码流更安全。
With the PBDBSscheme used, bits at both ends of video packets are safer than those in the middle.
提出一种面向立体视频的比特分配与码率控制算法以提高立体视频的编码效率和码流可靠性。
A new bit-allocation and rate-control algorithm for stereo video coding was proposed to improve its coding efficiency and stream reliability.
首先，一个字节码流能够精确描述执行程序所需的操作，编译成字节码实际上隐性地跳过了不相关的语法结构。
First, a bytecode stream exactly describes the operations needed to execute a program. Compiling to bytecode implicitly strips away irrelevant grammatical structure.
基本思想是保持基本层码流不变的情况下，根据带宽的变化动态地改变传输中的码流来提高视频质量。
The basic idea is to change the enhancement bitstream transmitted to improve the performance while the base layer remains the same.
提出一种基于现场可编辑门阵列的MPEG - 2TS码流实时分析与检测系统解决方案并予以实现。
The paper presented and realized a scheme which could be used for analyzing and detecting the MPEG-2 TS with field programmable gate array (FPGA).
再以信号码流介绍及码流选择为基础，介绍了并发流的数量、覆盖用户数、接入用户数以及相关投入概算。
It also presents the quantity of concurrent stream, covering user, access subscriber and budgetary estimate of corresponding input.
传统的码流分析仪都是基于PC硬件平台的，价格昂贵，操作不便，无法满足低成本和较好的移动性的要求。
The traditional transport stream detector is based on the PC platform. The price is expensive and the operation is inconvenient.
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