可变码率

存储应用中AVS编码的可变码率控制

Variable Bit Rate Control for AVS Coding on Storage Application

另一种编码技术，可变码率（VariableBitRate，VBR）编码，可以维持编码质量的稳定，可获得稳定的视频图像质量。

Variable bit rate ( VBR ) coding technique is another encoding strategies . The goal of VBR is to let the quality of encoded video always keep similar .

MPEG-2可变码率编码复用码率控制算法研究

Research of Algorithm of Rate-Control for MPEG-2 Multiplexing VBR

提出一种用于可变码率音频编码的正弦+噪声（SN）模型。

This paper presents a signal model for scalable perceptual audio coding consisting of Sines + Noise ( SN ) representations .

提出了基于Turbo码的分布式视频编码系统，重新定义了RateCompatiblePuncturedTurbocodes（简称RCPT）打孔算法，实现了自适应可变码率，更好的与视频帧间冗余度吻合。

Propose a DVC scheme based on Turbo codes , and reconstruct puncturing pattern to get Rate Compatible Punctured Turbo codes ( RCPT ), such pattern makes the code rate match inter-frame redundancy better .

在这个系统级别视频转码方案中，最核心的内容是将固定码率（CBR）的视频码流转码成为可变码率（VBR）的视频码流，为此，我们提出了两种不同的方法。

The key point for this system level transcoding scheme is transcoding constant-bit-rate ( CBR ) video bitstream to variable-bit-rate ( VBR ) video bitstream . Two different solutions are addressed .

为提高实时视频编码的图像质量，提出了一种低复杂度单通道视频编码的可变码率（VBR）控制算法。

To improve the image quality of real time video encoder , a low complexity variant bit rate ( VBR ) control algorithm for single-pass video encoding was proposed .

该算法增强了纠错能力，提高了译码精度，加强了通信系统的可靠性和有效性，尤其对DVB中可变码率的删除卷积码的译码具有很好的实用性。

This algorithm provides strong error correction ability and good practicability especially to the Rate Compatible Punctured Convolutional ( RCPC ) codes in Digital Video Broadcasting , and it can improve the precision of decoding and increase the reliability and validity of communication system .

单通道视频编码的可变码率控制方法

Variant bit rate control algorithm for single - pass video encoding

一种可变码率视频流实时查询方案的实现

An Implementation of Variable Bit-Rate Video Stream Real-Time Querying Scheme

可变码率视频编码的缓存控制策略

Buffer Control Algorithm for Variable Bit Rate Video Coding

该维特比译码器具有通用性和高速性，它支持可变码率、可变帧长的译码。

This decoder can decode data with varible code rate and frame length .

实现一个支持可变码率视频的缓冲区，分析了其内部实现机制。

A video buffer was implemented which supports variable bit-rate video , the inner mechanism was analyzed .

然而，在许多网络视频通信中，这些数据需要通过恒定码率的网络通道进行传输，以防止可变码率传输造成网络带宽的波动。

Unfortunately , in video communications , these compressed data are most likely to be delivered using constant-bit-rate ( CBR ) channels so as to avoid the network fluctuation .

第一提出了单用户MIMO-OFDM系统可变误码率条件下的资源分配算法。

The main work of this paper is as follows : First , a novel power allocation algorithm for MIMO-OFDM system with variable BER is proposed .