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Based on the analysis in the previous two articles, frames are divided into tag frames and data frames. The MP3 file types are divided based on the data frame types. The file types are shown in the following table:
Equal bit rate (constant bitrate)
CBR MP3 file
Bit Rate (variable bitrate)
Xing MP3 files
Vbri
Window
First look at the effectsource File DownloadThe following is a title that adds music to the address and music you can import with XMLMusic_adress=["Http://www.klstudio.com/media/music07.mp3 "," Http://www.klstudio.com/media/music06.mp3 "," H "target= "_blank" >Http://www.klstudio.com/media/music07.mp3 "," Http://www.klstudio.com/media/music06.
If you want to know the relationship between the MP3 frequency, bit rate, bit rate, and sound quality, the higher the frequency, the higher the bit rate, the better the sound quality. It seems that most of the MP3 frequencies are 44100hz. The bit rate is 128,192.
The frequency mentioned here is the sampling rate, which is usually 44100khz, because it is the standard of music CD.Every song is captured from C
How to install MPEG-1 Layer 3 (MP3) decoder on CentOS Linux the information on the chip shows that we do not have the decoder installed, because the copyright issue software does not have its own decoder I am a CentOS 32-bit system so use the following first source 32-bit system third-party source RPM- IVH http://pkgs.repoforge.org/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.i686.rpm64-bit system third-party source RPM-IVH http ://pkgs.repoforge.
Many people like to download some audio files to MP3 or mobile phones and other mobile devices, but sometimes in the online search of the target file is FLV format, how to do it, this time we need to format conversion, follow me to study together.
1, open the installation of the Super Almighty Audio Converter, as shown (1)
2. Click the "Add" button to select the FLV file you want to add in the Open Add File dialog box, as shown in figure (2), an
1, first download the software on the Internet: Goldwave, and install well.
2, open the software, display the following interface: (as shown below)
3, click "File", select "Batch Processing" (as shown below)
4, in the new interface, first fill in the Application project, first click on "Conversion", the type of MP3 (of course, you can also choose the format), sound quality selection: 44100HZ 128KBPS stereo, for the standard
/zhao/madplay/mad/include/ldflags=-l/home/zhao/madplay/mad/lib
(2) Compiling:sudo make
(3) Installation:sudo make install
7. Compile Madplay:Enter Path/madplay/madplay-0.15.2b1) Run the following command
./configure CC=ARM-LINUX-GCC Ar=arm-linux-ar ranlib=arm-linux-ranlib--host=arm-linux--prefix=/home/zhao/madplay/ Mad--disable-shared--enable-static--disable-nls cppflags=-i/home/zhao/madplay/mad/include/ldflags=-l/home/zhao/ Madplay/mad/lib
(2) Compiling:sudo make
(3) Installation:sudo make in
Reference to this article: http://www.jb51.net/softjc/314839.html
Can be run directly under Linux
#!/usr/bin/lua5.1--need luacurl http://luacurl.luaforge.net/--luajson Github.com/mbalmer/luajson require ("Luacurl") require (' JSON ') function get_html (URL, c) local result = {} if c = N Il then C = curl.new () end c:setopt (Curl. Opt_url, URL) c:setopt (curl. Opt_writedata, result) c:setopt (curl. Opt_writefunction, Function (tab, buffer)--call back function, must have table.insert (tab
Solve | The problem I began to learn Flash also encountered a lot of MP3 can not be successfully imported into the flash problem, after a lot of practice to find, the solution, can not be imported MP3 have two solutions, now talk about a second, the wrong place please prawns pointed out, in order to improve! You know the famous audio software cool Edit Pro 2.1, don't say you don't know! Haha, a lot of onlin
As we all know, the IPOD shuffle player is stylish and compact, sound like an aperture. Unfortunately, manufacturers must borrow itune software to transfer MP3, which brings a lot of inconvenience to users: and do not say that itune in the file transmission process error, not normal identification equipment, such as the general manufacturers temporarily unable to solve the problem, The inability to transfer music files on a computer that does not have
For the cool dog software users to detailed analysis to share the cool dog MP3 not download to the C-disk method.
Method Sharing:
You can change the default download path by setting it in the System Setup--> file transfer.
All right, the above information is a small set of cool dogs for the users of this software to bring the detailed cool dog MP3 not loaded into the C-disk method to analy
Give the users of cool dog software A detailed analysis of how cool dogs can download MP3 files to other directories.
Method Sharing:
1, right-click menu, select Target Save As.
2, in the System settings-select-File transfer inside the default download path set.
Okay, the above information is small make up to the users of cool dog software to bring detailed cool dog download MP3 file t
==============================================================
The following are used in non-QT projects.
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The BB10 IDE comes with a playaudio example program.
To create a clean project:
Select Menu New--BlackBerry C + + Project
Select Minimal Screen Application
1) Copy the playbook inside the source code, MP3 file over.
2) Modify the Bar-descriptor.xml and add the
Python for MP3 format judgmentThe project uses the MP3 format for sound playback, encountered a MP3 file in the program or die out sound, and finally found that it is WAV format file, but the end of MP3. To determine the MP3 format of the resources, then how to judge, with t
I. Overview
MP3 files are composed of frames, which are the smallest unit of MP3 files. The full name of MP3 should be mpeg1 layer-3 audio files, and MPEG (Moving Picture Experts Group) should be translated as an expert group of active images in Chinese, especially for activity audio and video compression standards, an MPEG audio file is an audio part of the mpeg
The project uses the MP3 format for sound playback, encountered a MP3 file in the program or die out sound, and finally found that it is WAV format file, but the end of MP3. To determine the MP3 format of the resources, then how to judge, with the. mp3 suffix is definitely n
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