Most voted "áudio" questions
None
Learn more…87 questions
Sort by count of
-
15
votes1
answer780
viewsMusical similarity from MPEG-7 descriptor patterns
I am doing research in the area of musical similarity for music recommendation and created a test database with 1,000 songs. I would like to create a playlist with 10 songs similar to a song chosen…
-
15
votes1
answer1287
viewsHow to generate sound in Matlab from a wave?
If I create a sine wave: x=0:0.1:6*pi; is the range of the wave y=sin(x); is the wave with amplitude 1 f=440; is the desired frequency How to generate a sound from this data? I tried to sound(y, f),…
-
8
votes2
answers748
viewsHow to detect when the person starts speaking using Speechrecognition() in Javascript
I’m using the function Speechrecognition (native of each browser) to be able to do voice searches on a website and I noticed that Google can identify when the person starts talking (both in "Ok…
-
8
votes1
answer1061
viewsCapture the sound of a microphone in Windows via C#
How do I capture the audio the microphone receives in Windows with C#? I want to develop a software that receives the outside sound and based on that it changes the volume of my computer.
-
6
votes2
answers6101
viewsIs there an audio transcription Api that can be used in PHP, C library or Java?
I’m looking for an api that you can get when you receive the audio, try to recognize the text. Does anyone know any opensource api for this? The opposite (receiving a text and generating an audio…
-
5
votes3
answers1521
viewsHow to Put Music on Console Aplication with C#
I’m creating a game in C# (Aplication console) and I need to put a background music, as I do?
-
5
votes1
answer239
viewsProblem with file reading . WAV
Hi, I’m trying to read a file. 5s wav filled with "silence" to test the code in C. I was able to read the header but while trying to extract the date field where it contains the content itself (…
-
4
votes2
answers980
viewsAnalyze sound waves from an MP3 file and representation
Is there any way, in Java/Android, to open an MP3 or WAV file and from the same get the sound waves constantly ? according to its reproduction ? and power from that constant return make its graphic…
-
4
votes1
answer533
viewsGet the frequency from a vector in the frequency domain
I was looking at the following topics: https://stackoverflow.com/questions/7674877/how-to-get-frequency-from-fft-result…
-
4
votes0
answers83
viewsWhat is the best way to do a very large and repetitive task?
I need to take the duration of 18000+ audios, using the library audioread for each audio it takes right 300ms, ie at least 25~30 minutes of processing. Using a system of Queue and Process, using all…
-
3
votes2
answers254
viewsSIT tones using Python or C#
Hello, I’m making an app that detects SIT tones (https://en.wikipedia.org/wiki/Special_information_tones). I understand very little the mathematics involved in Fourier transforms and signal…
-
3
votes2
answers412
viewsHow to keep audio from one scene to another in Unity
I’m starting at Unity and would like to know if it is possible to make the audio of one scene be played in another, and this audio will be played in the other scene, starting from the moment it…
-
3
votes1
answer1569
viewsIs it possible to join two audio files in one on android?
Example: Audio A + Audio B = Audio C. I need the sounds to come together even, not concatenate. The format may be WAV, but I would prefer MP3. I found some examples on the net, but none worked.…
-
3
votes2
answers1014
viewsWhat is the data obtained by scipy.io.wavfile read?
Hello, I have been using scipy.io.wavfile.read to open the audio files made available on: https://en.wikipedia.org/wiki/Special_information_tones. I convert the files to wav using VLC. In theory the…
-
3
votes1
answer77
viewsPlay button plays another audio
I call a table posts, and in it is a column post_aud where a text with the audio/music name is 'inserted' (which is 'saved' in the Audios folder)... $get_posts = "SELECT * FROM posts ORDER by 1…
-
2
votes3
answers1005
viewsRecognition of sound patterns
I would like to know about the existence of some Android/Java API for sound pattern recognition. Example: Bird singing, sound is given as input, and the application would return to which bird this…
-
2
votes3
answers1027
viewsHow to find out how long an audio is in PHP?
I have a system where the user uploads an audio file. I need to save in the database some information from this audio file such as the size of the disk file and the duration. These files can be in…
-
2
votes0
answers486
viewsHow to capture the frequency of sound being picked up by the microphone
The question is simple, How to determine the frequency of the sound obtained by the microphone in c#? I want to build an instrument tuner for a program I’m developing... Do you have a library ready?…
-
2
votes1
answer224
viewsDoubt about the functioning of the Audiorecord class
I’m a beginner and I was trying to understand how to record an audio using android and how it processes this audio. And during the searches I found this site:Audio Record The example works…
-
2
votes1
answer927
viewsHow to share app audio for Whatsapp?
My code can open Whatsapp but when selecting the person does not send anything back to Whatsapp, how can I share audio from my app ? code I’m using public void onClickshe (View v) { Intent…
-
2
votes1
answer1014
viewsHow to keep audio from one scene to another in Unity
I need help. I’m playing a 2D game at Unity. And I would like to know how to keep the audio (background music) from one scene to another and that it continues where it left off. And also how I would…
-
2
votes2
answers241
viewsHow to manipulate audio volume in real time
How can I manipulate the volume of this audio in real time ? import time, pydub, numpy as np, sounddevice as sd, random file_path = '/path/to/file.mp3' def read(f, normalized=False): a =…
-
2
votes0
answers20
viewsIs it no longer possible for sound to play automatically on all broswers?
Good afternoon, as I understand it, Chrome no longer lets you put sound into autoplay ? I would want the sound of that in autoplay on all browers? That’s possible? <iframe src="dino talk.mp3"…
-
1
votes0
answers48
viewsWhat’s in the digital TV stream?
I would like to know what data received by a digital television, I know that send a description of the programming and other control data, beyond interactivity, but, beyond these and video/audio,…
-
1
votes0
answers83
viewsVoice Recorder with Pause
I’ve been looking, but I didn’t find anything, the most I found were recorders with just stop, my application the pause is essential. If anyone can help me.
-
1
votes0
answers29
viewsXcode 7 Swift Local Network Audio Chat
I am developing a simple application in Swift that can make "connection" in the local network, without use of external server, I have worked with socket in C++ where I stream images from the…
-
1
votes0
answers110
viewsAudio description in videos player- HTML 5
I am seeing to implement audio description in the videos in the company where I work, at first thought we create 2 videos and a button in the player to switch to the video with Audio B with the…
-
1
votes1
answer658
viewsPut audio file to download and listen in php
I have some audios on my server and wish to put them online so that it is possible for the client side to have access, both to listen and download. I am working with php and a linux server, a debian…
-
1
votes0
answers762
viewsScript to add songs
Hi, I have a script that plays the songs automatically using the tag <audio> of html5, the problem is that I want to pull all the songs from inside the folder I put the songs into without…
-
1
votes3
answers210
viewsAudio aleatorio na pagina
I wish that whenever someone walks into a page some random mail is reproduced that is in a folder. I tried to use this <?php $dir_path = "data/"; $extensions_array = array('mp3');…
-
1
votes0
answers95
viewsChange color according to the beat of the song
I’m creating a music player and I need the frequency bars to change color as the beats stronger. I managed to do it https://codepen.io/salomaosnff/pen/eezgVL but it’s too fast.…
-
1
votes1
answer499
viewsProgramming with sounds for android
I want to program sounds on Android but I’m not getting it. I tried the java sound API but Android studio doesn’t recognize it. I want to use MIDI as well. I know you have the package…
-
1
votes1
answer64
viewschange listview play in audio
I’d like to change that listview scheme instead of pressing the play buttons, I just want to press the list item and it (in case) plays the sound and when I click on another item it stops the q was…
-
1
votes1
answer48
viewsTag <audio> - Fade and individual playback
I have a page with several audios, using the native player Html5. Need to add fade in/out to the audios and somehow allow only one audio to play at a time. Any light? rs <audio…
-
1
votes1
answer314
viewsHow to join audio files with Node js
I need to concatenate 2 audio files in wav format with Node. I have 5-second "audio 1" and "5-second audio 2" I need to generate the file "audio 3" 5 seconds long, which contains the contents of…
-
1
votes1
answer206
viewsReplay audio every time a button is clicked - Javascript and HTML
I want the audio to repeat from the beginning every time the button is pressed. Instead it only repeats after the audio has finished. (NOTE: I am using JSX) Javascript playShot() { var audio =…
-
1
votes1
answer121
viewsmark/reset not supported error while running file. wav
I created a button that, when pressed, played a sound, but I’m having problems because it throws this exception: "mark/reset not supported", I have no idea what it can be or how to fix it, someone…
-
1
votes1
answer288
viewsHow to play audio automatically on startup of a program?
I want the audio to play as soon as the software starts. If you have any suggestions for positioning the audio button in the main frame,... Follow code for analysis: Main class package Interface;…
-
1
votes1
answer106
viewsButton to play audio dynamically
I am developing a button to play audio in certain parts for my site, for example to have the narration of certain paragraph, I want to do this dynamically, for example by placing certain class and a…
-
1
votes0
answers39
viewsProblem with program to reverse WAV audio in C
I’m making a program to reverse (let it go) a WAV audio given as input, but my program stops working and I can’t find where I’m going wrong. Follows my code: header: #ifndef WAV_H_ #define WAV_H_…
-
1
votes1
answer550
viewsButton "Play/Pause" - How to restart playback?
I made a simple button "play/pause" for audio, with the following script: <audio id="myAudio" src="http://www.sousound.com/music/healing/healing_01.mp3" preload="auto"> </audio>…
-
1
votes1
answer105
viewsHandling of MP3 files
I would like to know what I should search/study to manipulate an MP3 file, from its reading to alteration and display; Some punctual doubts would be: Is there any language more appropriate for this…
áudioasked 5 years, 4 months ago Bernardo Domeneghetti 13 -
1
votes2
answers151
viewsHow does Stdaudio work in java?
I’m trying to read the frequencies of an audio, I spent a whole day tending to understand FFT and ended up knowing less than when I started. But in the end I found Stdaudio in java. this Dae:…
-
1
votes2
answers1163
viewsPlay javascript audio automatically
I have this script, that when I click it plays the audio: <!DOCTYPE html> <html> <div id="oi" onclick="reproduzir('audio01.mp3')">ME CLIQUE</div> <audio id="audio">…
-
1
votes0
answers47
viewsTransform recorded audio into a byte array
Hello! I’m developing an app and I want the following: After the user records the audio, he clicks on a button that displays the byte array of the same. In fact, I need to see this vector, to then…
-
1
votes2
answers28
viewsPlay an audio starting in 10 seconds
I’m controlling some audios on a website and I’m needing some specific audios to start on second 10, so far it’s like this: var minhaMusica = new Audio(); minhaMusica.src = 'musica.mp3";…
-
1
votes1
answer39
viewsHow does Audiocontext work?
I took a look at MDN, but I didn’t quite understand its functionality... What good is? How to use? What is the difference with Audio? They should be used together? It is necessary, for example, for…
-
1
votes1
answer53
viewsHow to start an audio automatically on startup of a Java application?
I am having difficulty starting this application along with an audio "Mixx.mp3". I have no errors, but the sound does not play. public class MostrarLuta { URL som =…
-
1
votes0
answers43
viewsTAG Audio Preload
Hello! I am stuck in a problem and I would like a help. I have very limited knowledge and already thank you too much. I need to load a list of audios to play at the same time, as a mixer, but I’m…
-
1
votes1
answer76
viewsHow to save samples before and after an event in a circular buffer?
Hello, I’m processing a 17-hour audio dataset. wav (16-bit PCM, 192khz), to simulate a "real-time" processing that will be embedded in an ESP32, Arduino DUE or a RASP, depends on the results. How…