. Net simple recording and playback audio file code,. net recording audio code
Features of this Code: DirectX is not required and applicable to C/S and B/S.
Method:
[Csharp]View plaincopy
// MciSendStrin. It is an API command used to play multimedia files. It can play MPEG, AVI, WAV, MP3, and so on. The following describes how to use it:
// The first paramet
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Original article link: http://www.raywenderlich.com/204/
C # how to convert a PDF file into multiple image file formats (Png/Bmp/Emf/Tiff ),
PDF is one of the most common document formats in our daily work and study, but it is often difficult to edit documents, it is annoying to edit the content of a PDF document or convert the file
file, and should be removed:(424644-44)/(22050*16*2/8) ≈ 4.8140589 (seconds). This is more accurate.
There is another concept about the sound file: "bit rate", also known as bit rate and sampling rate. For example, the bit rate in the above file is 705.6 kbps or 705600bps, where B is bit, PS is the meaning of every second. compressed
In Linux, you can view the file encoding format and file encoding conversion. if you need to operate files in windows in Linux, you may frequently encounter file encoding conversion problems. In Windows, the default file format is GBK (gb2312), while Linux is generally a UTF-8. The following describes how to view the
replace or the method of building engineering can be converted in batch, please refer to http://tech.ddvip.com/2007-10/119380983936863.html. There are a lot of related gadgets under the Windows platform, such as multiu2d, Google. In the Unix/linux platform we need to use script files or channels, in essence, the above methods of automation.Here are a few simple examples, sourced from http://bbs.chinaunix.net/viewthread.PHP?tid=412957extra=page=1:Script 1:ls-l | awk ' {print $8} ' > Filename.txt
When operating files in Windows in Linux, garbled characters are often encountered. For example, C \ c ++ written in Visual StudioProgramIt needs to be compiled on the Linux host, and the Chinese comments of the program are garbled. What is more serious is that the compiler on Linux reports an error due to encoding.
This is because the default file format in Windows is GBK (gb2312), while Linux is generally a UTF-8. In Linux, how does one view the
Paper Change page\ t transverse jump lattice\b BackspaceEscape of points:. ==> u002eEscape of Dollar sign: $ ==> u0024The escape of the symbol of the exponent: ^ ==> u005eEscape of opening curly brace: {==> u007bEscape of the left parenthesis: [==> u005bEscape of the Left parenthesis: (==> u0028Escape of vertical bars: | ==> u007cEscape of Right parenthesis:) ==> u0029Escape of asterisks: * ==> u002aEscape of the plus sign: + ==> u002bEscape of question marks:? ==> u003fAnti-slash escape: ==> u
When developing a call center, you need to play the voice. You need to convert the wav format of your recorded voice to the gsm format. asterisk also supports the wav format, however, it is unclear why the wav file cannot be played if it is larger, so it is only converted to the gsm format.Command: sox 00.wav-r 8000-c 1 00.gsm resample-qlThe following is an article source found on the Internet.Sox is the most famous Open Source
Formats of executable files on Unix/Linux platforms
Author: Shi Cong 17:24:31 from: ibm dw China
This article discusses three main executable file formats in Unix/Linux:. out (compiler and editor output editor and link editor output), coff (Common Object File Format), ELF (executable and ing format executable and link
This article discusses three main executable file formats in UNIX/LINUX:. out (compiler and link editor output editor and link editor output), COFF (Common Object File Format), ELF (Executable and Linking Format Executable and link Format ). The first is a summary of the executable file format, and describes the ELF
Wav files are also divided into several types, and the corresponding non-data information is stored in the file header section. Below are various WAV file header formats.
Table 1 wave File Header Format for 8 KHz sampling and 16-bit quantization of linear PCM speech signals (44 bytes in total)Offset address byte data
a video of 1.5 hours (5400 seconds) and want to convert the file size to 700 mbThe calculation method is as follows:700 × 8 Gb/s 5400 × 1024 ≈ 1061 kbpsThis means that as long as the Audio Encoding rate is added with the video encoding rate of 700 KB, the size of the file after the conversion of the video in one and a half hours is exactly MB.As for how to set t
LCD, starting at $599.
Dell provides sophisticated and stable driver support for the hardware configuration of each system, and the hardware configuration has been thoroughly tested and certified by the Ubuntu sponsor Canonical. As for the hardware not available with this release, Dell will work with equipment vendors to improve the maturity and stability related to the Linux driver and provide support in the future.
However. Dell has admitted that computers preinstalled with Linux operating
The executable file format of the Linux kernel Research Series-general Linux technology-Linux programming and kernel information. The following is a detailed description. We know that not all binary files in linux have the same format. linux uses the binary file processing program to process different binary files separately. The binary processing program identifies a f
The following article describes the comprehensive understanding of the external file formats supported by the DB2 database. If you are interested in the comprehensive understanding of the external file formats supported by the DB2 database, you can click to view the following articles. In the actual maintenance of the
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