Questions tagged [audio]

Code relating to sound recording, playback, and manipulation of audio data and hardware.

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9
votes
4answers
5k views

Sound manager for Android

I created a singleton class for managing sound effects on Android. This class will only be instanced and loaded once at the beginning, and each activity will use the loaded songs. I don't know either ...
10
votes
4answers
450 views

Writing computer generated music to a .wav file in C - follow-up

See the previous and initial iteration. See the next iteration. Now I have refactored the code according to many suggestions made in the first iteration. What's new: I attempted to deal with ...
30
votes
4answers
15k views

Recording audio in C

Please note there are newer revisions of this code, one here, and one here for continuous audio recording. This is a program I wrote as a .wav audio recording library for Linux. It was developed on ...
9
votes
1answer
987 views

Recording audio in C 2.0

I posted my audio recording program to Code Review before, and received a stern review along with the other reviews that caused me to rewrite the entire code base. Here is what I would like reviewed: ...
5
votes
1answer
748 views

Bash Music Player

I have finally finished creating my first real project. It's just a simple music player that can provides the user with the latest music from any site (as long as it contains MP3 files) he provides ...
10
votes
1answer
340 views

Bash Music Player 2

This post is a follow-up to this. I wanted further reviews since the code I provided became too old when I got replies, which is why I'm providing it again here. I'm hoping I could get reviews for ...
42
votes
5answers
6k views

Writing computer generated music to a .wav file in C

See the next iteration. I wrote this simple C program for writing computer generated music to a WAV file over three years ago. I refactored it a little, but it does not look good to me. Any ...
34
votes
5answers
5k views

Recording Audio Continuously in C

As an ongoing little side project of mine, I've been working on recording audio in c. You can the code's progression by looking at past versions (V1.0, V2.0). I've found that my past versions were ...
17
votes
5answers
6k views

Using sounds in Java

I'm trying to apply sound today, and the goal in mind was a simple violin tuner. The actionListener seems repetitive/ How might I optimize it (what I tried just ...
5
votes
2answers
209 views

Random tone generator using Web Audio API

This is a random frequency audio generator made with the Web Audio API by Mozilla. The end-goal is an audio frequency trainer: the website plays an audio frequency and the user tries to guess which ...
11
votes
2answers
859 views

Speech Recognition Part 1: Generate Training Data

You've all heard of neural nets, no? One of the "hello world"s of neural nets is OCR with the MNIST dataset. My idea for speech recognition is to train the neural net with short labeled spectrograms ...
6
votes
1answer
851 views

Simple Java MIDI player

I created a simple program that allows you to create and play MIDI sounds. I've used the MVC approach and I’d like to know if there are any improvements to be made regarding the design and structure ...
4
votes
2answers
159 views

Writing computer generated music to a wav.file in C - follow-up 2

See the previous iteration. What's new: endianness is now handled more gracefully (only one endianness check, and convertion if need be) and music is more funky. ...
4
votes
1answer
916 views

Morse code string - follow-up 2

This is my second follow-up. Major changes made: Use a Map instead of an enum for the Morse characters Added ...
11
votes
1answer
88 views

Improved Sound Control System

After a bit of work, I've changed my code a lot from the previous question: I was recommended by George Mauer and schism to make a better structural design, so hopefully this new build is a bit ...
8
votes
1answer
669 views

Simple Java MIDI player followup

This is my second iteration of a simple Java MIDI player. I've made several amendments and would like to see if the code is now correctly implemented and readable. This follows on from the first ...
5
votes
2answers
902 views

A struct for recording audio samples

I am writing a program in c++ to record audio. Here are my structure and code snippet. ...
4
votes
1answer
109 views

Audio frequency trainer / tester using Web Audio API

I'm making an audio frequency trainer as a learning exercise. It could be useful for audio technicians who need to recognize audio frequencies (eg. when ringing out feedback during a live concert or ...
3
votes
1answer
118 views

Sound Control System

This is my sound system that allows for the following functionality: One master volume that controls every sound. A function to stop/pause every playing sound A function to control every instance of ...
2
votes
1answer
552 views

Ogg audio format conversion classes

This is my command interface: public interface IConverter { void convert(); } This is my Receiver class: ...
0
votes
2answers
555 views

A c++ classs for recording audio samples

This question is a continuation of this. Here, I modified the original code with the following changes. 1. Make a class Recorder() to store the information of ...