compress softwares meaning in English

压缩解压

The present video compressing software is all based on mpeg - 4 standard or its extended edition , but they have not implemented many advanced ideas of mpeg - 4 standard
目前已经开发出的视频压缩应用软件虽然都是基于mpeg - 4标准或者其改进版本的，但标准中的许多编码思想和方法都还没有得到真正的实现。
But the present video compressing software has not made segmentation on video . they simply partition the frame of a video into 8 * 8 blocks and then code the 8 * 8 blocks respectively . this has n ' t achieved the performance that mpeg - 4 standard expects
然而现在的视频压缩软件都是基于帧的，即没有进行视频分割，直接将每一帧作为一个视频对象进行编码，这显然没有真正实现mpeg - 4标准中面向对象的编码思想。
Now , a lot of excellent video compressing software is developing quickly . among them , opendivx and tml9 ( which is the test model of h . 26l standard ) are two very important video compressing application program . the rapid development of multimedia technology and its very high requirement of data processing are challenging the computer technology
目前，许多优秀的视频压缩软件也不断的涌现出来，其中最具有代表性的是符合mpeg - 4标准的opendivx视频压缩应用程序以及作为h . 26l标准的测试模型的tml9 ( h . 26ltestmodellong - termnumber9 )视频压缩应用程序。