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Questions tagged [mixing]

245 questions
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Mixing Audio Files in Java

I am creating this program in Java that import X number of Audio files and mix them in 1 audio file. Example: Import: "Audio1.wav", "Audio2.wav". Mix them. Export: "Result.wav" Until now i have the import and export methods, my problem is mixing…
rec
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Is there a simple DirectShow filter that can mix audio together of the exact same format?

I have a DirectShow application written in Delphi 6 using the DSPACK component library. I want to be able to mix together audio coming from the output pins from multiple Capture Filters that are set to the exact same media format. Is there an open…
Robert Oschler
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Playing sounds very fast with Soundpool

I am creating an app that requires a sound or sounds to potentially be played every ~25ms. (300beats per minute with potentially 8 "plays" per beat) At first I used SoundPool to accomplish this. I have 3 threads. One is updating the SurfaceView…
Vigrond
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Coping with different types with the same underlying data structure

I am in need of mixing C code with C++ code in a computer simulation. A C library has functions which take references to a regular array of doubles: void position(double[3]) Another C library defines its own vector type: void…
Escualo
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Resizing a WPF window that is a child to a CView

I am facing a weird problem and I need your help. I have an MFC MDI application, and I am trying to create a WPF Window as a child of the opened CView. I was able to successfully do that by handling the OnCreate message in my CView, and creating the…
dood
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Calling C++ standard header (cstdint) from C file

I have an external library written in C++ such as external.h #ifndef OUTPUT_FROM_CPP_H #define OUTPUT_FROM_CPP_H #include extern "C" uint8_t myCppFunction(uint8_t n); #endif external.cpp #include "external.h" uint8_t…
LPo
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Is it OK to use both JPA (for normal CRUDs) and JDBC (for batch update & call stored proc) in the same project

I am using JPA/Hibernate to call simple CRUD queries (create, update, findByXAndYAndZ...). However, as I know, JPA doesn't support well on calling stored procedures and batch insert/update, so I consider using old JDBC to do that (like this link:…
N. Q. P
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Realtime audio mixing algorithm for large audio conference

For an audio conference, I have audio data (short array of audio samples, 16-bit 16kHz audio) for every participant and I want to mix them into a single short array so I can play it on the client end. Mixing is on the client end for SFU…
Nafiul Alam Fuji
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Fortran-C interoperativity basic example

I'm trying to learn how to call a Fortran function or subroutine from a C program and I made this simple example: The Fortran function area.f90 is function Area_Circle(r) implicit none real(kind(1.d0)) , intent(out):: Area_Circle real(kind(1.d0)),…
Martín Daniel Jiménez
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Java - Mixing audio files generates unwanted white noise

Recently, I've been experimenting with mixing AudioInputStreams together. After reading this post, or more importantly Jason Olson's answer, I came up with this code: private static AudioInputStream mixAudio(ArrayList audio) throws IOException{ …
Pojo226
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How to mix sound files of different format using FFMPEG?

I need to mix audio files of different types into a single output file through code in my iPad app. For example, I need to merge a .m4a file with .mp3 or .wav or any other format file. The resulting output file should be of .m4a type. I have…
iPhoneDev
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libsndfile usage joining and mixing .wav files

I need help getting started with libsndfile. I have four .wav files (all the same sample rate). I want to join the first two together,then the next two together, Then mix the resulting 2 .wav files into one.
james
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To mix sounds using OpenAl

Anybody have any idea about how to mix sounds in iphone.We can use OpenAl that i know but need some sample application or code which would be easier for me to understand this concept As i have seen some apples demo application which uses openGl…
aamritrao
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Gradle gives compatibility error when adding firebase

So, i just created a new project, and before adding any new libraries or anything, i just added the firebase library, and as soon as i synced the gradle it gives me an error saying mixing android libraries can cause problems at appcompat…
Femn Dharamshi
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Android WebRTC - Mix AudioTracks for Conference

I'm trying to solve a problem with WebRTC Native Android. I've successfully adapted the AppRTCDemo from a 1-1 call to 1-N calls. Currently I have the following scenario: A (me) can talk to/listen to B A (me) can talk to/listen to C B and C can't…
EdGs
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