Qiniu Seven cow problem solution
A lot of seven cattle users in the use of seven cattle cloud storage process to encounter the problem of video player selection, here I do a simple recommendation. Audio and video support audio and video playback
In the process of setting up a video application relying on seven cattle cloud storage, the user often encounters the problem of playback: Choose what kind of player. What encoding and container formats are used. How to adapt to a variety of clients. W
on need the service side real-time conversion to MP4 video stream, and then to the client on iOSNote: Real-time conversion, look at the CPU consumption of Windows system is actually very high, very environmentally friendlyApple inside the Airvideo client plays the video player, looks and plays Youku and other video site players directly, it looks like it is actually the same. It is doubtful that the airvideo is sent to the client's
Video: Mp4/m4v/3gp/mpg, flv/f4v/swf, AVI, GIF, WMV, RMVB, MOV, MTS/M2T, webm/ogg/mkvMP4 format is the most common kind of video file format, it now uses the video encoding is not the original MPEG4, but H.264/AVC video encoding and AAC audio encoding. It is a commercial video coding, the need for copyright fees abroad, generally more commonly used processors will have a hardware encoding and decoding the function of H. But because of its commercial co
comes to inter/intra decisions, motion search ...)Rdo is not a tool defined by the AVC/h. 264 specs, but it's a new demo-making approach which was first introduced by the H. 264 reference software. other codecs can also make use of rdo, like Xvid's vhq mode enables rdo already for Example
An overview of AVC/h. 264 compared to other popular video coding formats:
Available AVC/H.264 codecs
AVC/h. 264 implementations are available ATM already from x264, Nero, apple, Sorenson, elecard, moonlight, V
processes and multi-threading. We can continue with the previous example. Please read my previous blog first.
The creation of threads from the above example is rather cumbersome, and each thread created needs to create a TX (T1, T2 、... ), if you create a thread that is extremely inconvenient. The following examples continue to improve:
player.py
The code is as follows:
#coding =utf-8From time import sleep, CTimeImport threading
def muisc (func):For I in range (2):print ' Start Playing:%s! %s
Transferred from: http://www.cnblogs.com/fnng/p/3691053.htmlBefore talking about a multi-threaded blog, I feel the meaning of the words, in fact, multithreading is very interesting. Because we are in the process of using the computer in many processes and multi-threading. We can continue with the previous example. Please read my previous blog first.The creation of threads from the above example is rather cumbersome, and each thread created needs to create a TX (T1, T2 、... ), if you create a thr
MP4/RM Versatile Video Conversion Expert 2008 Deluxe Edition is a multiple format conversion software. Simple operation interface, users can use the first time according to the actual situation, smooth operation. It can convert almost all popular video format files into ordinary MP4 video format files, support batch conversion, can handle multiple files.
such as Rm/rmvb/vob/avi/mpeg/dat/vcd/svcd/dvd/asf/wmv
Copy Code code as follows:
#coding =utf-8
From time to import sleep, CTime
Import threading
def muisc (func):For I in range (2):print ' Start Playing:%s! %s '% (Func,ctime ())Sleep (2)def move (func):For I in range (2):print ' Start Playing:%s! %s '% (Func,ctime ())Sleep (5)
def player (name):r = Name.split ('. ') [1]if r = = ' mp3 ':Muisc (name)Elseif r = = ' mp4 ':Move (name)Elseprint ' error:the format is not recognized! '
l
ObjectiveFlowPlayer is an open source (GPL 3) Web video player. You can embed the player in your Web page, and if you are a developer, you can also freely customize and configure player-related parameters to achieve your desired playback. Supports playback of MP4, FLV, SWF and other streaming media as well as picture files, can play video files very smoothly, support custom configuration and extension.Test Project source file: http://download.csdn.net
Video segmentation and merging are common in application scenarios, such as video clips, go ads, and more. This article takes the MP4 file as the target, splits the mergeI. VLC pre-processingIf you need to highlight, sharpen, contrast, you can use VLC to achieve,cvlc nikita.mp4--sout= "#transcode {vfilter={adjust{}:sharpen{sigma=0.12}: deinterlace{mode=mean}},vcodec=h264 , scale=0,acodec=mp4a}:file{dst=./0.mp4
="text/css" href="assets/lib/css/video-js.css">
Script src="assets/lib/js/jquery.js"> Script>
T;script src="assets/lib/js/movive/video.js">Script >
-
T;script src="assets/lib/js/movive/html5media.js"> script >
Can see there is a Html5media.js class library, this class library is the support of the low version of IE, we all know that the support of IE to HTML5 is not very good, this look at the project needs can join. It can be downloaded directly online. Step three
physical space, will greatly enhance the cost of the system, obviously using Godson II to develop the server may be more appropriate for the netbook is reluctant, not to mention so far Godson II shipments are too low, far from the test of industrialization. (Programming Entry network: www.bianceng.cn)
Although the domestic processor netbook 2009 difficult to overturn, does not mean that the market will not be based on domestic processor solutions or products, due to the
password for the administrator user [Note: The administrator password cannot contaiPlease enter a new administrator Password: 123456Re-enter the new administrator password: 123456Setup Complete!
Start the Web server c: \ Program Files \ Darwin Streaming Server> Perl streamingadminserver for server management. PL now enters http: // 127.0.0.1: 1220/in the browser. The logon management interface is displayed. During remote logon, you must verify that the account is in the management interface. On
Transferred from: http://blog.csdn.net/simongyley/article/details/9984167 1. Decode the H264 file as YUV fileFfmpeg-i file.h264 FILE.YUVFFmpeg conversionD:\ffmpeg\bin>ffmpeg.exe-i C:\USERS\PC\DESKTOP\SP.MP4-VF scale=500:-1-t ss.flvC:\Users\pc\Desttop\sp.mp4 is the address of the file you need to convertScale=500:-1 indicates that the width of the quasi-post-swap video is 500px-1 and can be written in 500:500, indicating that both width and height are 500px-T 100 means that the captured video ta
1. Get to the push stream address2. Go to cmd, enter command ffmpeg-re-i xxxxx.flv-c copy-f flv "Xxxxurl"whichxxxxx.flv for local video files, Sioeye push stream needs to be compliant with video H264, audio ACC Code"Xxxxxrul" is the push-stream address////////////////////////////////////////////////////////////////////////////////Used in Ffmpe Nodejsvar exec = require (' child_process '). exec;var Ffmpeg = require (' fluent-ffmpeg ');var config = require ('.. /config ')Module.exports = {function
This is a creation in
Article, where the information may have evolved or changed.
Tutorial content:Go language InformationGolang the basics of Go language programming without a sniffGolang free Go language Web Basics TutorialGo language Web Basic Tutorials list:"Go Web Foundation" 12Go Web Extension learning. mp4"Go Web Foundation" 11 Simple RPC implementation. mp4"Go Web Foundation" 10 self-built HTTP midd
Original http://www.cnblogs.com/zsz417/archive/2011/10/18/2216442.html
Previously, we added support for MP4 and other file types in the configuration of a site. After reinstalling the system, we found thatCodeAn error is reported. The error content is the title. The details are as follows:
The problem is that you need to add these settings to each machine, which is not conducive to team collaboration. Therefore, you have to embody
meaning of these parameters, which is very simple:-I -- input file;-acodec -- specify audio codec, use the FFMPEG-formats command to view all the file formats and CODEC;-AB -- bitrate supported by the currently compiled FFMPEG. A key must be followed by a key; otherwise, the key is invalid; -AC: specifies the number of channels;-AR: Specifies the sample rate. Note that amrnb is 8000, amrwb is 16000, and normal is 44100/48000. The last parameter is the name of the output file. FFMPEG checks the
I. Audio Codec format* MPEG audio layer 1/2* MPEG audio Layer 3 (mp3)* MPEG2 AAC* MPEG4 AAC* Windows Media audeo V1/v2/7/8/9* RealAudio cook/sipro (Real Media Series)* RealAudio AAc/aacplus (Real Media Series)* Qdesign music 2 (apple series)It is a qdesign company developed for high fidelity and high compression ratio encoding method, similar to MP3, but more advanced than MP3. Supports stream playback.* Apple MPEG-4 aac (apple series)* Ogg (Ogg Vorbis audio)* AC3 (dedicated DVD Audio Encoding)*
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