sound recording program

Sound card Recording is a common requirement, such as watching a video or listening to a song online, and feeling that a piece of music is particularly good, but without downloading it, we can use the sound card recording technology to record it while playing.Achieve sound c

The Targetdataline is the input (microphone) of the sound, while the sourcedataline is the output (stereo, headset). for the entire procedure, see the following procedure. (after running, real-time recording from the microphone, real-time output). Import java.io.*; Import Javax.sound.sampled.AudioSystem; Import Javax.sound.sampled.AudioInputStream; Import Javax.sound.sampled.AudioFormat; Import Javax.sou

Some people asked what software they could use to record the sound of a local video. They even wanted to capture the screen. In addition, a software cannot run even if it has been found for half a day. I had to find the recording software. I also want to use a microphone or line in to record the output sound. Then I suddenly realized that the

Ffmpeg-y-F x11grab-s 1920x1080-framerate 30-i: 0-f pulse-i alsa_output.pci-0000_00_1b.0.analog-stereo.monitor-vf ' setpts= (Rtctime-rtcstart)/(tb*1000000) '-af asetpts=n/sr/tb,apad-shortest-c:v libx264-profile:v high444-preset:v Veryfast-qp:v 0-pix_fmt yuv444p-c:a FLAC screencast.mkvGet AUDIO:Pactl List | Grep-a2 ' Source # 'Source #0State:idleName:alsa_output.pci-0000_00_1b.0.analog-stereo.monitor--Source #1state:suspendedName:alsa_input.pci-0000_00_1b.0.analog-stereoLinux Platform FFmpeg scree

From: Shanghai Shangguan embedded training Co., http://www.uplooking.sh.cn/embedded_training/tecnews/2012/1117/1456_1.html. Note: 1) the audio device can only be opened in o_wronly or o_rdonly mode, but cannot be opened in o_rdwr mode because it does not support simultaneous recording and playing. 2) For example, "./OSS/tmp/test.wav 22050", the system will automatically record 2 MB and then play it out. 3) supports audio Sampling Rate Adjustment: s

When avaudiorecorder is used for recording, avplayer has a low playing sound, especially on mobile phones Before iPhone 4. I don't know whether the sound is small or the playing sound is small. Stackoverflow: 1) recording time [[Avaudiosession sharedinstance] setcateg

Semi-finished desktop recording program and Production ideas, and semi-finished desktop recording ideas I. Source of thinking: 　　　　A few days ago, I saw a TV station in the blog Park and wrote a piece of software that was enough to record videos. His principle was to use a timer control to continuously retrieve the desktop and save it to a folder, then, read the

From http://www.cocoachina.com/iphonedev/toolthain/2011/1010/3342.html The source code is shared by tanhaogg, a Forum member. The recording screen and sound effect functions are implemented. because the recording screen function needs to be added to the project some time ago, like Tom, you can record and share the video. I have never been familia

From: http://www.linuxidc.com/Linux/2009-08/21427.htm Reference material: Page number: p186 You can write an audio file into the device file of the sound card to play the audio file. Using the READ function to read the content in the sound card device file can enable the recording function. The program code below rea

There is such a scene, first we recorded, recording and then playback found that the volume has become smaller;Best of all, view API Discovery Avaudiosession There is an optionIf your app involves audio and video calls and plays other sounds, you can look at the following configuration when the sound gets smaller.AvaudiosessioncategoryoptionduckothersThe Apple document says that if Avaduiosession is configu

There is such a scene, first we recorded, recording and then playback found that the volume has become smaller;Best of all, view API Discovery Avaudiosession There is an optionIf your app involves audio and video calls and plays other sounds, you can look at the following configuration when the sound gets smaller.AvaudiosessioncategoryoptionduckothersThe Apple document says that if Avaduiosession is configu

=yes; The following settings play speed, can be tested with//_audioplayer.rate=10;//_audioplayerdict[filename]=audioplayer; }if (!_audioplayer.isplaying) {[_audioplayer play]; } return _audioplayer;} + (void) Musicpause: (NSString *) filename{if (!filename) return; Avaudioplayer *audioplayer=_audioplayerdict[filename]; if (audioplayer.isplaying) {[Audioplayer pause]; }}+ (void) Musicstop: (NSString *) filename{if (!filename) return; Avaudioplayer *audioplayer=_audioplayerdic

[IOS development-118] AVFoundation framework: AudioServices... sound effects, AVAudioPlayer music, AVAudioRecord recording, (1) sound playback: the Core code mainly creates a player and then plays the video. # Import "WPSound. h "# import (2) music playback and core code. Note that the created player must be a global variable. # Import "MusicTool. h "@ imple

A single problem with the Linux sound system: I beg you to read the Linux general technology-Linux technology and application information, which is not only a microphone but also a recording software. Some time ago, I searched the screen recording software in Linux and found that some of them could only record microphones. If I put a piece of music, the video wou

Analysis of the reasons for the small replay sound after the microphone recording: 1, the microphone may be set to a lower volume 2, sound card driver installation is not correct The specific solution is as follows: 1, first mouse click on the Windows7 flagship system task bar on the small horn icon, and then select the "