Interlaced scanningEach frame is divided into two fields, each containing a frame of all the odd scan lines or even scan lines, usually first scan odd lines to get the first field, and then scan even rows to get the second field. Whether
1. Encoding and Encapsulation formatCommon AVI, RMVB, MKV, ASF, WMV, MP4, 3GP, FLV and other files can only be regarded as a packaging standard.A complete video file is made up of 2 parts of audio and video. H264, XviD and so on is the video
This article refers to some of the previous procedures and related articles, after summing up and re-join their own understanding, I hereby express our gratitude for the hard work of our predecessors.
Http://www.cnblogs.com/chef/archive/2012/07/18/25
This article describes six ways to speed up the display of web pages. The most basic purpose is to let you buy fish and taste the delicious food and nutrition of the bear's paw.1. First, determine the image format. This is very important. In HTML
Flower Wei fun Pat Cloud product ManagerDeep Decomposition Video Basics"Video technology has grown to a more than 100-year history, although it is shorter than the history of photography, but it has been the most important medium for a long time in
Detailed description of x264 preset class Parameters
X264 version --
x264 core:116 r2074 2641b9e
Add the "fullhelp" parameter to view the full version help of x264 --
x264 --fullhelp
The description of the preset class parameters is --
Presets:
Thanks to open source and non-open source of various soft phones, so that we can in the test at a very low cost and extremely happy mood, especially jitsi.① about HD cameras.The so-called 1080P HD camera only means that the codec capability of the
I. What is a field?
Each TV frame is generated by scanning the screen twice, and the line of the second scan just fills the gaps left by the first scan. Each scan is called a field. Therefore, the 25-frame/second TV screen is actually 50 sets/second
http://blog.csdn.net/jefry_xdz/article/details/84613431, nal full name Network abstract layer, that is, the net abstraction level.In the H.264/AVC video coding standard, the whole system framework is divided into two levels: Video coding level (VCL)
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