How to record sound in buffer using ALSA?
Let’s learn how to record sound in buffer using ALSA. The most accurate or helpful solution is served by Stack Overflow.
There are ten answers to this question.
Best solution
I'm beginning to learn Linux and ALSA and I was wondering if there is a way to store the sound I record from a microphone directly to the buffer. I read here http://www.linuxjournal.com/article/6735?page=0,2 how to make my recording program. But what I need is a little more complex. I need to record sound until I hit a key. Also if it is possible to output the number of recorded frames (to a txt file or the console). The reason I need this is because I'm messing with a RaspberryPI (Debian on it...
Answer:
Here is how I did that with python. Tested to work on my desktop Debian with USB Plantronics headphones...
Aiurea Adica tot YO at Stack Overflow Mark as irrelevant Undo
Other solutions
Pseudcode:- 256 samples 44100 sampling freq from Alsa sound card(using portaudio to create buffer and pass on to filter to make real time filtering) A=Time domain multiplication of 30 point hamming window and Sinc function(256 point 300-3200Khz). fft...
Answer:
Whats the sampling frequency? You need more details like cutoff frequency, sampling frequency and have...
Karthikeyan Thavasi at Quora Mark as irrelevant Undo
On LMMS the sound sounds like crap so I googled how to fix it and I found this on Wikipedia "If you're using OSS you can try to use ALSA instead, because using OSS with LMMS is known to lead to problems in some cases. If this doesn't help, your...
Answer:
There seems to be no way to do so for the device... Sorry about that... Update 'em.... Good luck!
Kody Weaver at Yahoo! Answers Mark as irrelevant Undo
I'm the "everything that runs on electricity" technical advisor for a local band. We're in the process of wrapping up the first CD, and the recording set up is killing us. Am I missing something here with the Presonus Firestudio? How can we...
Answer:
Okay, this is just my experience, not everyone's but... I used a PreSonus FireBox for quite a while...
niles at Ask.Metafilter.Com Mark as irrelevant Undo
Product detailsBrand HEWLETT PACKARD Processor Intel Centrino Duo Intels dual-core processor for laptops - giving both fast performance and great portability & battery life Processor model number T2300 The model of the processor- the higher the number...
Answer:
Logitech QuickCam Orbit MP / 1.3 Megapixel / Motorized Pan/Tilt / Webcam The QuickCam Orbit MP features...
Mini-Me at Yahoo! Answers Mark as irrelevant Undo
I need to record a video, the video have sounds but I cant record the sounds... Is there a program or application that can record the screen and the sound without using a microphone... I used HyperCam, but it only records the screen, it doesn't record...
Answer:
BSR is another screen recorder you can get from this website http://www.thesilver.net/ it records Screen...
kent at Yahoo! Answers Mark as irrelevant Undo
I have a intel 915GV motherboard and i can´t record any sound using microphone . Can anyone help me ? I have a intel 915GV motherboard and i can´t record any sound using microphone .Can anyone help me ? Neither does it recognise any sound...
Answer:
Do the simple things first. check the connections and drivers, are the jumpers on the MB in the right...
nikhilni... at Yahoo! Answers Mark as irrelevant Undo
I want to record the sound from the videos I record, which are from the internet. But, it won't record the sound. Sorry if this sounds confusing.
Answer:
For my HyperCam2 Application, I simply open it up. Go to "sound" tab and check the box "...
BK5JHSNIV2JZG4ESS537QI54AM at Yahoo! Answers Mark as irrelevant Undo
I'm trying to record sound while shooting a short movie. I have a panasonic DVX 100 and would like to buy some audio equiptment to be able to record sound so I don't have to use the camcorder sound... any help is appreciated. thanks siin...
Answer:
You'll want an external shotgun microphone like the Sennheiser K6/ME66, mounted over-head on a boom...
siintech at Yahoo! Answers Mark as irrelevant Undo
Answer:
First, before we move on, make sure that you have windows up to date and all the latest drivers for...
wiki.answers.com Mark as irrelevant Undo
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