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Questions tagged [mixing]

245 questions
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AVAudioPlayer sound files playing out of sync when mixed - iPhone

I am trying to play 6 seperate .mp3 sound files using instances of AVAudioPlayer. The sounds are playing at the same time but they seem to be playing out of sync or at slightly different speeds. Does anyone know why this may be? Here is how I…
Zigglzworth
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Audio Mixing with Java (without Mixer API)

I am attempting to mix several different audio streams and trying to get them to play at the same time instead of one-at-a-time. The code below plays them one-at-a-time and I cannot figure out a solution that does not use the Java Mixer API. …
ovid
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Add multiple audio over a background audio using ffmpeg

I am trying to create an audio file which will have a base audio and multiple other audios over it. And also when the overlayed audio plays, the background audio should be mute or in lower volume. For eg: There is a song A.mp3. Over this song, i…
Vivek Bhatt
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Mixing streams concept in kurento media server

Can anybody explain what is the basic concept in mixing in Kurento media server? As it is mentioned in what kurento provides, there is a term mixing. So, I would like to know what kurento Media server mixes. As, Do it mix multi stream generated by…
Akshay Rathore
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How can I shuffle a list without randomness, and guarantee that a portion of elements will eventually appear on one side?

Given a list of elements, does a shuffling algorithm exist that will guarantee that eventually a selected half portion will be on one side, and the remainder on the other? Example: { 4, 3, 10, 7, 2, 9, 6, 8, 1, 5 } Given the set above, I'd like…
Tim
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How does Audacity mix audio samples?

So let's say I want to mix these 2 audio tracks: In Audacity, I can use the "Mix and Render" option to mix them together, and I'll get this: However, when I try to write my own code to mix, I get this: This is essentially how I mix the…
puggsoy
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java beginner calculator not compiling

I am a java beginner and I've just made my first calculator but it is not compiling. It is showing some problems during compilation, at frame.setPreferredSize(new Dimension(200, 250)); and frame.setDefaultCloserOperation(JFrame.EXIT_ON_CLOSE): These…
Azeem Khalid
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Java JTextArea overlaps JMenuItem

I have a jmenu called file with one menu item called quit when you click it it activates System.exit(0); its all fine until in the jtextfield when ever I enter anything and click enter If I then click on the file button on the jmenubar the quit…
String.userName
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Using Audio Unit (Mixer Host) to play from iPod library instead of pre selected sound files.

For a university project i'm working on a DJ mixing app. I'm essentially tackling this project from a 'teach yourself from scratch by googling everything and analysing pre existing source code' type of way so go easy. I have looked at the Mixer Host…
Tom Johnson
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Can dll built with VS2008 use dll built with VS2010

I have a dll (DLL A) built with VS2010 that uses MFC and other dlls built with VS2010. I have another dll (DLL B) which is built with VS2008 and run on an application which is again built with VS2008. DLL A imports DLLB (with #import directive) and…
Yordan Atanasov
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Getting RGB value from under mouse cursor

I am trying to build a program that detects the color that is under the mouse cursor and then displays the color and RGB values in a window on the screen. I am VERY new to Java so do not know much of anything. I have two codes I have worked on, with…
user1766598
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Android: How to mix 2 audio files and reproduce them with soundPool

I'm trying to develop an Android aplication that uses some sounds and mix them together for creating music compositions. At the beggining I tried just to reproduce sounds at the same time, but when I was doing that, they got disinchronized, and…
TurboTi
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Audio manipulation with C++ (Android NDK)

I have been developing a music editing Android app. I have written a considerable amount of code so far. However, due to audio latency issues encountered on the Android platform, I now realize that it is necessary to optimize my code using C/C++…
Ziki Kongawi
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Mixing Microsoft MVC ajax and validation helpers with native jquery ajax

Introduction This post is about mixing Microsoft MVC helpers with native jquery ajax. The main problems i encountered along the way were: Double post submissions @Html.ValidationMessageFor not outputting attributes Requirements I have a…
Phillip Smith
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AVAssetReaderAudioMixOutput with multiple files?

I have 2 WAV files (mono) I would like to merge. I want to merge them into a stereo WAV file where the first file will use the left channel while the second file will use the right channel (if possible, I would also like to control the volume and…
Gilad Novik
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