quality microphone for voice recording

Automatic microphone recording and microphone recording Recently, we have been studying Speech Recognition Using Baidu's sdk. Only recognized parts are found, and I need to save the audio file and automatically generate the audio file when the sound is passed in. First run the Code: Public class EngineeCore {String fil

still very small, then we recommend that you update the sound card driver. Updated sound card driver, I believe that we are more familiar with the use of the Guru or drive Wizard to do a key online update, this small series is not detailed introduction. Update sound card driver 　　Third, replace the microphone equipment If the microphone volume is set and the update is driven, the

1. Check if there is a problem with the Voice software : Through the system recorder function recording test, if the system Sound Recorder function is normal, then need to reinstall Voice software. Test the recording method using the system recorder:1. Click the Start menu in the lower-left corner of the screen. 2.

Internet age, the distance between time and space has long been narrowed down by the network, we can use Instant Messaging software in Win7 system and distant friends for voice chat, but sometimes they can hear each other's voice, but the other side can't hear our voice, carefully check the headset microphone also no p

If your sound card is via chipset, the desktop has an icon, the sound card settings panel style as shown in the following figure, in the use of Toot voice microphone silent, please refer to the description below: First, plug your microphone into the microphone input window on the sound card behind the host. S

First, QQ software adjustment We first in the computer to open the QQ Chat window interface, the following figure to find the right corner microphone icon right click to select "Voice settings" to resize. Second, the system debugging 1. Click on the taskbar's small horn or at the start-set-control page-sound and audio device, then click on "Recording Devic

];//Set the recording sample rate[Recordsetting setvalue:[nsnumber Numberwithfloat:8000] Forkey:avsampleratekey];//quality of the recording[recordsetting setvalue:[nsnumber Numberwithint:avaudioqualityhigh] forkey:avencoderaudioqualitykey];//number of linear samples 8, 16, 24,[Recordsetting setvalue:[nsnumber Numberwithint: -] Forkey:avlinearpcmbitdepthkey];//num

1. Of course, first of all we have to make sure that our external devices, hardware devices, that is, our microphone itself is good, if it is because the microphone itself is broken and the fault, then need to replace a microphone. 2. If it is not a microphone failure, we click on the Win7 flagship computer to open

Before you can use the microphone for recording, now found that can not record. When recording, the sound can be heard from the headset normally, but the system is not recorded. According to the analysis of the phenomenon, headphones and microphones are no problem, the sound card itself is normal, may be the problem of setting up. Opening the Settings dia

occupies per second. Some encoding like AAC or MP3 specifies the number of bits of audio file compression. When you are using a lower bit rate, you will lose sound quality.You should choose different bitrate based on the specific sound file, try to compare which one is the most suitable, and make some tradeoffs between the sound file size and the sound quality by using different bit rates. If your files are mostly