ACOUSTICS & DSP – IRZU INSTITUTE

Why is the audiobuffer not full in my iOS audio recording callback?

April 3, 2022admin

You can not use processing that depends on iOS Core Audio buffers of a fixed size. This is because iOS is free to change the audio unit buffer size due…Read moreWhy is the audiobuffer not full in my iOS audio recording callback?

ACOUSTICS & DSP RESEARCH

How to use ALSA LADSPA plugin?

April 2, 2022admin

I’m trying to use a system wide DSP directly on top of ALSA. Here’s my .asoundrc: pcm.DAC { type hw card 1 device 0 } pcm.DSP { type plug slave…Read moreHow to use ALSA LADSPA plugin?

ACOUSTICS & DSP RESEARCH

Automatic detection of Pitches names for the Drum Map in the Drum view of Piano roll – Questions & Answers

March 31, 2022admin

Studio One is a truly fantastic DAW! At the moment it is the best among those tried. But there is one thing that I sadly find missing in Studio One.…Read moreAutomatic detection of Pitches names for the Drum Map in the Drum view of Piano roll – Questions & Answers

ACOUSTICS & DSP RESEARCH

MIDI velocity is being ignored in Ableton 11 – Support – Scaler Plugin

March 31, 2022admin

When I change the velocity of single MIDI notes that correspond to chords in the sequencer of Scaler2’s MIDI track, the velocity of my VST’s output stays the same. I’m…Read moreMIDI velocity is being ignored in Ableton 11 – Support – Scaler Plugin

ACOUSTICS & DSP RESEARCH

Accepted puredata 0.52.2+ds0-1 (source) into unstable

March 30, 2022admin

—–BEGIN PGP SIGNED MESSAGE—– Hash: SHA256 Format: 1.8 Date: Mon, 28 Mar 2022 09:18:53 +0200 Source: puredata Architecture: source Version: 0.52.2+ds0-1 Distribution: unstable Urgency: medium Maintainer: Debian Multimedia Maintainers <debian-multime…@lists.debian.org>…Read moreAccepted puredata 0.52.2+ds0-1 (source) into unstable

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

AbstractFFTs instead of FFTW – githubhot

March 30, 2022admin

ImageCore softly depends on FFTW with @require just to provide the suggestive error messages (cf. #106). However, for several years now, its APIs have been defined in AbstractFFTs. Therefore, I…Read moreAbstractFFTs instead of FFTW – githubhot

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

signal processing – Why these operations calculates group delay?

March 30, 2022admin

In textbook, group delay is defined as negative derivative of phase (in frequency domain). And in discrete signal, derivative can be approximately calculated as differentiation. But when I browse some…Read moresignal processing – Why these operations calculates group delay?

ACOUSTICS & DSP RESEARCH

Is There Anyway To Queue Multiple Multitrack Sessi… – Adobe Support Community

March 29, 2022admin

Hi, In Adobe Premiere Pro, it’s possible to queue up videos for rendering and export. Is there any similar feature for multitrack sessions in Adobe Audition? I have 100+ multitrack…Read moreIs There Anyway To Queue Multiple Multitrack Sessi… – Adobe Support Community

ACOUSTICS & DSP DATA MANAGEMENT RESEARCH

python – Creating a for loop or function to create multiple heatmaps from a dataframe

March 26, 2022admin

Here is one way to create all the charts in a loop. It isn’t the cleanest, as there will be repeated charts (but with the axes swapped). My data: import…Read morepython – Creating a for loop or function to create multiple heatmaps from a dataframe

ACOUSTICS & DSP DATA MANAGEMENT RESEARCH

core audio: is zero equivalent to silence only for PCM audio?

March 26, 2022admin

PCM is the raw encoded sample. All 0 (when using signed data for samples) is indeed silence. (In fact, all of any value is silence, but such a DC offset…Read morecore audio: is zero equivalent to silence only for PCM audio?

ACOUSTICS & DSP RESEARCH

python – How can I force seaborn or matplotlib to always render isolated values in heatmaps?

March 24, 2022admin

I am analyzing long series of events using heatmaps. Values of the column are most of the time 0 but occasionally are 1 unfortunately the rendering behaviour often hide the…Read morepython – How can I force seaborn or matplotlib to always render isolated values in heatmaps?

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

avx – puzzling declarations in simd code of fftw

March 21, 2022admin

In head files of simd of fftw3, such as simd-generic128.h and simd-generic256.h, STM2, STN2, STM4, STN4 are decleared. What operation do they do in fftw? I found that some of…Read moreavx – puzzling declarations in simd code of fftw

ACOUSTICS & DSP RESEARCH

Room Reverb by ElephantDSP.com – Reverb Plugin VST3

March 21, 2022admin

Room Reverb is a mono/stereo to stereo algorithmic reverb audio plugin with many presets. It uses the implementation of Moorer’s early reflection model and Jon Dattorro’s Progenitor Reverb from the…Read moreRoom Reverb by ElephantDSP.com – Reverb Plugin VST3

ACOUSTICS & DSP RESEARCH

Adobe Audition CC 2020 LIFETIME ACTIVATION

March 21, 2022admin

Adobe Audition CC 2020 is a powerful and professional audio editor deeply and detailed designed for providing users with a platform with all required and need tools, functions, and features.…Read moreAdobe Audition CC 2020 LIFETIME ACTIVATION

ACOUSTICS & DSP RESEARCH

Cv to Midi to Daw (only gate/trig) – VCV Rack

March 21, 2022admin

Welcome Dirk. Maybe try to describe what you are trying to do. Ableton will need a Note-On / Note-Off Midi Message (with a specific note value) for everything, so I…Read moreCv to Midi to Daw (only gate/trig) – VCV Rack

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

python – How to plot frequency spectrum graph by reading my wav file with FFT

March 15, 2022admin

import matplotlib.pyplot as plt from scipy.fftpack import fft from scipy.io import wavfile # get the api fs, data = wavfile.read(‘output.wav’) # load the data a = data.T[0] # this is…Read morepython – How to plot frequency spectrum graph by reading my wav file with FFT

ACOUSTICS & DSP RESEARCH

Trouble Deploying – Created VST 3 loads with local Ableton, but not loading on machine deployed to – VST 3 SDK

March 15, 2022admin

I followed all the steps to load and build VST 3 plug-in using VST3 Project Generator – and loads fine on my local “developer” machine using Ableton Live 11 (trial).…Read moreTrouble Deploying – Created VST 3 loads with local Ableton, but not loading on machine deployed to – VST 3 SDK

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

Accepted r-cran-fftw 1.0-7-1 (source) into unstable

March 14, 2022admin

—–BEGIN PGP SIGNED MESSAGE—– Hash: SHA256 Format: 1.8 Date: Sun, 13 Mar 2022 15:21:37 +0100 Source: r-cran-fftw Architecture: source Version: 1.0-7-1 Distribution: unstable Urgency: medium Maintainer: Debian R Packages Maintainers…Read moreAccepted r-cran-fftw 1.0-7-1 (source) into unstable

ACOUSTICS & DSP RESEARCH

gstreamer1.0-alsa_1.16.3-0ubuntu1_arm64.deb Ubuntu 20.04 LTS Download

March 10, 2022admin

2022-03-01 – Sebastien Bacher <seb128@ubuntu.com> gst-plugins-base1.0 (1.16.3-0ubuntu1) focal; urgency=medium * New stable version (lp: #1962135), requires gstreamer 1.16.3 2021-05-06 – Leonidas Da Silva Barbosa <leo.barbosa@canonical.com> gst-plugins-base1.0 (1.16.2-4ubuntu0.1) focal-security; urgency=medium *…Read moregstreamer1.0-alsa_1.16.3-0ubuntu1_arm64.deb Ubuntu 20.04 LTS Download

ACOUSTICS & DSP RESEARCH

Here are Stranger of Paradise’s PC system requirements

March 9, 2022admin

Stranger in Paradise: Final Fantasy Origin’s official PC system requirements are already available well ahead of its March 18, 2022, launch date. The action RPG is more than a little…Read moreHere are Stranger of Paradise’s PC system requirements

ACOUSTICS & DSP RESEARCH

linux – Piping audio from multiple webpages into a multichannel stream

March 7, 2022admin

I’m looking for a solution to take the HTML5 audio from multiple tabs in a browser (I don’t care which browser) and mix them into 1 multichannel audio stream. For…Read morelinux – Piping audio from multiple webpages into a multichannel stream

ACOUSTICS & DSP RESEARCH

fix samples vs. frames mix-up

March 5, 2022admin

From: Volker Rümelin <vr_q…@t-online.de> Now that the mixing buffer size no longer adds to playback latency, fix the samples vs. frames mix-up in the mixing buffer size calculation. This change…Read morefix samples vs. frames mix-up

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

matlab – Conversion of time domain resposne to frequency domain

March 5, 2022admin

I would like to convert time-domain wave elevation (sea waves) for irregular waves to the frequency domain to get Jonswap Spectrum. I got the time-domain response from open software by…Read morematlab – Conversion of time domain resposne to frequency domain

ACOUSTICS & DSP RESEARCH

linux mint – PulseAudio Audio Devices Disappear After Reboot, Or Maybe Not

March 4, 2022admin

Half the time after a reboot the USB Behringer U-Control UCA202 does not show as an input or output device in the PulseAudio Volume Control. The system is running Linux…Read morelinux mint – PulseAudio Audio Devices Disappear After Reboot, Or Maybe Not

ACOUSTICS & DSP RESEARCH

opengl – How to draw circles with proper anti-aliasing?

March 2, 2022admin

Following the example given in the first code snippet of pyglet’s official documentation about shapes I clearly get a jagged edge to the circle, it is clearly not anti-aliased in…Read moreopengl – How to draw circles with proper anti-aliasing?

ACOUSTICS & DSP RESEARCH

LoopToGo by LoopToGo Studio – Looper Plugin Host VST3

March 1, 2022admin

Because it’s fun to loop LoopToGo is an easy to use software looper for Windows 64-bit. Though it looks a bit like a DAW and have some similar functionalities, it’s…Read moreLoopToGo by LoopToGo Studio – Looper Plugin Host VST3

ACOUSTICS & DSP RESEARCH

Willo dives into the depths of her thumping new track ‘Past Time’

March 1, 2022admin

Drums “The drums were really fun to program. Basically just your standard house drums, 909s, 16th hats, rides, 909 claps, but I also sampled the famous Think drum break. The…Read moreWillo dives into the depths of her thumping new track ‘Past Time’

ACOUSTICS & DSP RESEARCH

pulseaudio – No Sound on Mac

February 28, 2022admin

I installed the latest Ubuntu on a 2017 Imac. Not a virtual machine – Ubuntu is the only operating system. Since install there has been no sound. The sound setting…Read morepulseaudio – No Sound on Mac

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

R: Compute fft using fftw3

February 28, 2022admin

fftw {fftwtools} R Documentation Compute fft using fftw3 Description These functions compute the FFT using the FFTW3 libraries. Use fftw_r2c(x, HermConj=0) for real to complex fft. This will return the…Read moreR: Compute fft using fftw3

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

fft – Cross-correlation in time or frequency domain (FPGA)

February 27, 2022admin

I need to compute the complex cross-correlation between two signals a and b and the take only the maximum value of the cross-correlation, regardless of the lag time where this…Read morefft – Cross-correlation in time or frequency domain (FPGA)

ACOUSTICS & DSP DATA MANAGEMENT RESEARCH

Draw RGB pixel array to DirectX-11 render view

February 27, 2022admin

IF you can make sure your staging resource matches the exact resolution and format of the render target you are given: Create a staging resource Map the staging resource, and…Read moreDraw RGB pixel array to DirectX-11 render view

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

c++ – How can I create a static fftw library for a Matlab Mex file?

February 26, 2022admin

I have a mex function that I’m compiling using the MinGW version of the mex command where I’d like to use fourier transforms. I’d like to use a static version…Read morec++ – How can I create a static fftw library for a Matlab Mex file?

ACOUSTICS & DSP RESEARCH

Accepted csound 1:6.17.0~dfsg-2 (source) into unstable

February 26, 2022admin

—–BEGIN PGP SIGNED MESSAGE—– Hash: SHA256 Format: 1.8 Date: Thu, 24 Feb 2022 11:47:49 +0100 Source: csound Architecture: source Version: 1:6.17.0~dfsg-2 Distribution: unstable Urgency: medium Maintainer: Debian Multimedia Maintainers <debian-multime…@lists.debian.org>…Read moreAccepted csound 1:6.17.0~dfsg-2 (source) into unstable

3D PRINTING ACOUSTICS & DSP RESEARCH

Exponential Audio: Surround 3D Reverb Bundle by iZotope

February 24, 2022admin

Exponential Audio: Surround 3D Reverb Bundle Craft deep, immersive mixes with the Surround 3D Reverb Bundle. With support for up to 24 channels, including formats like Atmos and Auro 3D,…Read moreExponential Audio: Surround 3D Reverb Bundle by iZotope

ACOUSTICS & DSP DATA MANAGEMENT RESEARCH

What is an RTMP server?

February 21, 2022admin

Real-Time Messaging Protocol or RTMP is a communication protocol for live audio and video streaming over the internet. It was developed as a TCP protocol by Macromedia to stream between…Read moreWhat is an RTMP server?

ACOUSTICS & DSP RESEARCH

Vst instruments as a “Midi In” instrument – Questions & Answers

February 21, 2022admin

Hi everyone, I wanted to ask but in Studio One is it possible to use VST instruments as if they were “Midi In” instruments? I give an example, I load…Read moreVst instruments as a “Midi In” instrument – Questions & Answers

ACOUSTICS & DSP RESEARCH

Stock vs. third-party plugins: Which do you use more? – Page 2 – Production Techniques Forum

February 19, 2022admin

Mainly third party. For other reasons that that fourth option suggests though: Effects which really alter the sound usually come in better quality with third parties. Things which only do…Read moreStock vs. third-party plugins: Which do you use more? – Page 2 – Production Techniques Forum

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

Java frequency analysis performance – Stackify

February 15, 2022admin

Since you need to capture 2s of audio initially, this will set a lower bound on latency. Even with your 50% overlap you will still have a minimum latency of…Read moreJava frequency analysis performance – Stackify

3D PRINTING ACOUSTICS & DSP RESEARCH

VCV Fundamental Construct 32 Step Sequencer Demo

February 14, 2022admin

This patch is built entirely with VCV modules, and features the 32 Step Sequencer I developed as part of my VCV Fundamental Constructs project.community.vcvrack.com/t/vcv-fundamental-constructs/15895?u=davevenom The only 3rd party plugin is…Read moreVCV Fundamental Construct 32 Step Sequencer Demo

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

libfftw from Void

February 12, 2022admin

libfftw Library for computing the discrete Fourier transform (DFT) – runtime libraries Details Homepage: www.fftw.org/ License: GPL-2.0-or-later Maintainer: Orphaned Built at: 2021-10-03 07:04 – 2021-10-03 07:20 Installed size: 2.21 MiB…Read morelibfftw from Void

ACOUSTICS & DSP PUREDATA INTERACTIVE AUDIO PROGRAMMING

Puredata (pd) interactive audio programming on Android phones and tablets

February 11, 2022February 11, 2022admin

Intern will work with mentor (PhD in DSP and electronics, but a fun and easy going person) to develop and deploy a simple interactive music application on an android device.…Read morePuredata (pd) interactive audio programming on Android phones and tablets

ACOUSTICS & DSP LOW VOLTAGE IC RESEARCH

linux – How to Cross Compile Alsa library for Windows Eclipse

February 11, 2022admin

I would like to know how could it be possible to cross compile the Alsa library in Windows for my linux host. I am using an iMX8X with a Linux…Read morelinux – How to Cross Compile Alsa library for Windows Eclipse

ACOUSTICS & DSP RESEARCH

Stock VST Plugins suddenly showing only generic GUI. Cant switch back – Nuendo

February 10, 2022admin

Hi Withamation, there is a little arrow pointing downwards in each plug-in header. When you click on it you see the option ‘Show generic editor’ or ‘Show plug-in editor’. But…Read moreStock VST Plugins suddenly showing only generic GUI. Cant switch back – Nuendo

ACOUSTICS & DSP RESEARCH

Solved: Adobe Audition 2022 – “Detected Dropped Samples” – Adobe Support Community

February 7, 2022admin

Greetings community, Something I’m struggling with using Adobe Audition is a very strong lag/chop with the message “Detected Dropped Samples” at the bottom-right of the software. This does not…Read moreSolved: Adobe Audition 2022 – “Detected Dropped Samples” – Adobe Support Community

ACOUSTICS & DSP RESEARCH

c++: BOOST_ASIO Server reply isn’t as expected?

February 6, 2022admin

Your comment I think handle_read() calls handle_write() recursively? is close but not quite correct as there is no recursion here. The documentation explains this nicely: Regardless of whether the asynchronous…Read morec++: BOOST_ASIO Server reply isn’t as expected?

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

FFTW producing different results from numpy.fft

February 6, 2022admin

FFTW claims: “FFTW computes an unnormalized DFT” That is, for ifft they compute However, as stated on for instance wikipedia, the inverse DFT is defined as So the fftw output…Read moreFFTW producing different results from numpy.fft

ACOUSTICS & DSP RESEARCH

8-Bit Get Item by 8UP

February 3, 2022admin

This collection of 8-bit get item samples is for when you grab that energy pack, secure a heart to fill your life meter, score a weapon upgrade or pick up…Read more8-Bit Get Item by 8UP

ACOUSTICS & DSP DATA MANAGEMENT RESEARCH

Create Clip Using Ableton Live Python API

February 1, 2022admin

not sure if this is frowned upon or not, but I was trying to do the same thing, and apparently it’s now possible to create a clip using Live.ClipSlot.ClipSlot.create_clip() from…Read moreCreate Clip Using Ableton Live Python API

ACOUSTICS & DSP RESEARCH

TheSplit by TheZhe – Splitter Plugin VST3 Audio Unit

January 31, 2022admin

TheSplit splits a signal into two complementary outputs via four modes; Use each mode as its own effect or combine with other effects to mix the split outputs separately: 1.)…Read moreTheSplit by TheZhe – Splitter Plugin VST3 Audio Unit

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

FFTW backwards transform is multiplied by N

January 30, 2022admin

As you can see in the documentation, FFTW computes an unnormalized transform. That is, an additional division by the length of the signal is necessary to recover the input signal…Read moreFFTW backwards transform is multiplied by N

ACOUSTICS & DSP RESEARCH

USB Latency Issues | Fractal Audio Systems Forum

January 30, 2022admin

Latency is when there is a delay in what you hear relatives to what you play (not an additional signal, which is what you seem to be describing). It sounds…Read moreUSB Latency Issues | Fractal Audio Systems Forum

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

python – Why FFT is different? Why so many frequencies?

January 28, 2022admin

Please help me here. Here ‘hrir’ is a matrix which has 4 time responses. I am trying to build another matrix ‘c_f’ which will have FFT’s of these hrir’s. When…Read morepython – Why FFT is different? Why so many frequencies?

ACOUSTICS & DSP DATA MANAGEMENT LOW VOLTAGE IC RESEARCH

Reading raw audio samples from WAV files

January 26, 2022admin

The most common .WAV files are just a 44 byte header followed by 16-bit or 2 byte little-endian raw PCM audio samples. If you have one of those types of…Read moreReading raw audio samples from WAV files

ACOUSTICS & DSP RESEARCH

Problem: playing midi keyboard notes is doing weird things in Cubase – Cubase

January 26, 2022admin

Yeah – very confusing at first. The Mackie Control thing can be messy, since it’s effectively a re-mapping of various midi events including notes across potentially all 16 midi channels.…Read moreProblem: playing midi keyboard notes is doing weird things in Cubase – Cubase

ACOUSTICS & DSP RESEARCH

vcv vst stealing keyboard – #8 by Dr4am – VCV Rack

January 24, 2022admin

Just don’t use the Note module My comment used the Notes module as an example, this wasn’t specifically about using that. What I wanted to demonstrate was, all keypresses made…Read morevcv vst stealing keyboard – #8 by Dr4am – VCV Rack

ACOUSTICS & DSP JS, REACT & NODE RESEARCH

Complete usage of regular expressions in VBS original

January 23, 2022admin

VBS regular expression functionMainly used in ASP, the effect is obvious1. Form verification function Copy codeThe code is as follows: Function Validate(strng,patrn) Dim regEx Set regEx = New RegExp regEx.Pattern = patrn regEx.IgnoreCase = True regEx.Global = True Validate = regEx.test(strng) Set regEx = Nothing End Function Use…Read moreComplete usage of regular expressions in VBS original

ACOUSTICS & DSP RESEARCH

ASUS KO NVIDIA GeForce RTX 3070 OC Edition 8GB Graphics Card, NVIDIA Gaming Graphics Card – Ha-Ko Engineering, Mumbai

January 21, 2022admin

Condition: New, UPC: 0192876948804, Chipset Manufacturer: NVIDIA, APIs: DirectX 12 Ultimate, CUDA, DirectX 11, DirectX 10, DirectX 12, DirectX 10.1, OpenGL 4.6, Vulkan, Power Cable Requirement: 8-Pin + 8-Pin PCI-E, MPN: KORTX3070O8GGAMING, Item Length: 10.82in., Memory Type: GDDR6, Brand: ASUS, Connectors: DisplayPort, HDCP, HDMI, USB-C, Memory Size: 8 GB, Item Height: 2.13in., Features: RGB Lighting,…Read moreASUS KO NVIDIA GeForce RTX 3070 OC Edition 8GB Graphics Card, NVIDIA Gaming Graphics Card – Ha-Ko Engineering, Mumbai

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

Accepted fftw 2.1.5-6 (source) into unstable

January 20, 2022admin

—–BEGIN PGP SIGNED MESSAGE—– Hash: SHA512 Format: 1.8 Date: Wed, 19 Jan 2022 16:38:42 +0100 Source: fftw Architecture: source Version: 2.1.5-6 Distribution: unstable Urgency: medium Maintainer: Debian Science Team <debian-science-maintain…@lists.alioth.debian.org>…Read moreAccepted fftw 2.1.5-6 (source) into unstable

ACOUSTICS & DSP RESEARCH

[krita] [Bug 438799] Anti-aliasing + Fuziness in Contiguous Selection tool is causing huge area to be selected as semi-transparent pixels

January 19, 2022admin

bugs.kde.org/show_bug.cgi?id=438799 — Comment #11 from Tyson Tan <tyson…@tysontan.com> — Look no further than Krita’s own Similar Color Selection tool. It has ONE Fuzziness option, it is all we need! Easy…Read more[krita] [Bug 438799] Anti-aliasing + Fuziness in Contiguous Selection tool is causing huge area to be selected as semi-transparent pixels

ACOUSTICS & DSP RESEARCH

c# – Observed periodic noise with ASIO sound card in my audio processing application

January 18, 2022admin

I observe noise which shows up periodically (every 5 seconds or so) when i use Asio sound card with the custom built audio processing application visualisation tab which displays the…Read morec# – Observed periodic noise with ASIO sound card in my audio processing application

ACOUSTICS & DSP RESEARCH

Add UCM for PinePhone — ALSA Devel

January 18, 2022admin

alsa-project/alsa-ucm-conf pull request #134 was opened from tomfitzhenry: Fixes github.com/alsa-project/alsa-ucm-conf/issues/124. The DTS configuration has had a unique audio card name since 5.14: git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi?h=v5.14#n436d This UCM config is copied from…Read moreAdd UCM for PinePhone — ALSA Devel

ACOUSTICS & DSP RESEARCH

Space Station UM282 by Audiority

January 15, 2022admin

The Space Station UM282 is a faithful simulation of the Ursa Major Space Station SST-282, an early 80’s echo and reverb unit. Unlike other reverberation devices from that era, the…Read moreSpace Station UM282 by Audiority

ACOUSTICS & DSP RESEARCH

Fleabag (Yungblud) – Ableton Live Remake Template

January 14, 2022admin

Description Get maximum inspiration and remix possibility with this quality re-recording cover of Fleabag (Yungblud). The project files include the Acapella re-recorded by a professional singer, split into lead and…Read moreFleabag (Yungblud) – Ableton Live Remake Template

3D PRINTING ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

Fast Fourier Transform Concepts | bartleby

January 13, 2022admin

Fast Fourier transform DTF and IDTF computations can be computed using fast Fourier transform algorithms. It was first introduced by Carl Friedrich Gauss in 1805. Later on, it was developed…Read moreFast Fourier Transform Concepts | bartleby

ACOUSTICS & DSP RESEARCH

When synching my ADAT to Pro Tools and try to play a session from the 00:00:00:00…

January 11, 2022admin

Q: When synching my ADAT to Pro Tools and try to play a session from the 00:00:00:00 location, my ADAT fast forwards to what seems like the end of the…Read moreWhen synching my ADAT to Pro Tools and try to play a session from the 00:00:00:00…

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

Get sound frequency with Android FFT

January 7, 2022admin

Your FFT code doesn’t give you frequency. It gives you an array of complex values at a bunch of different frequencies. And there may be a bug in your code…Read moreGet sound frequency with Android FFT

ACOUSTICS & DSP RESEARCH

UChord by Ultimate MIDI Plugin

January 7, 2022admin

UChord (Ultimate Chord Engine) is a VST for chord progression based on chord table and rhythm editor. Main Features: Based on chord table, you can simply select chords and make…Read moreUChord by Ultimate MIDI Plugin

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

Can a FFT be decomposed into multiple parallel channels?

January 5, 2022admin

So, decomposing a large DFT into smaller DFTs, where some computations are redudant, is exactly the trick the Cooley-Tukey algorithm uses. So, your FFT is already doing that internally, and…Read moreCan a FFT be decomposed into multiple parallel channels?

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

Failure to find FFTW libraries on Mac Big Sur (11.3.1)

January 5, 2022admin

Im sure anyone reading this is all too familiar with issues such as mine (given by the number of posts referring to this issue). I am running Mac OS X…Read moreFailure to find FFTW libraries on Mac Big Sur (11.3.1)

ACOUSTICS & DSP DATA MANAGEMENT FFT & WAVELETS RESEARCH

changing FFT resolution of known sweep signal leads to unexplained spectrum

January 5, 2022admin

Hi All, Below is fft of a sweep signal “x” which is 1.08MHz wide at edge of otherwise empty LTE 10MHz bandwidth. The sweep range is -4.5MHz ~ -3.42, with 839 tones…Read morechanging FFT resolution of known sweep signal leads to unexplained spectrum

ACOUSTICS & DSP RESEARCH

About LADSPA – rod8902/grrc2016 Wiki

January 4, 2022admin

LADSPA – Linux Audio Developer’s Simple Plugin API’s web.archive.org/web/20150620022645/http://www.ladspa.org/ tap-plugins – ladspa api를 사용한 간단한 플러그인들의 집합 web.archive.org/web/20150804115248/http://tap-plugins.sourceforge.net/ Linux Audio Plug-Ins: A Look Into LADSPA www.linuxdevcenter.com/pub/a/linux/2001/02/02/ladspa.html ladspa-sdk source code packages.ubuntu.com/source/trusty/ladspa-sdk…Read moreAbout LADSPA – rod8902/grrc2016 Wiki

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

fftw-3.3.9.zip: fftw-3.3.9/doc/html/index.html | Fossies

January 4, 2022admin

Caution: In this restricted “Fossies” environment the current HTML page may not be correctly presentated and may have some non-functional links. You can here alternatively try to browse the pure…Read morefftw-3.3.9.zip: fftw-3.3.9/doc/html/index.html | Fossies

ACOUSTICS & DSP GAME ENGINES RESEARCH

Compatible hardware for Bitheadz software Bitheadz : Unity DS1, Retro AS1

January 2, 2022admin

BitHeadz Sound Cards Compatibility Listas of 7/23/1999 MAC certified AudioMedia III -SoundManager/ASIO/Direct I/OAudioWerk8 -ASIOEvent Darla/Gina/Layla -ASIOKorg 1212 I/O -ASIOMac Built -In SoundManagerMidiMan 2044 -SoundManager/ASIOMotu 2408 -SoundManager/ASIOSonorus StudI/O -ASIOLexicon Studio -ASIODigiDesign…Read moreCompatible hardware for Bitheadz software Bitheadz : Unity DS1, Retro AS1

ACOUSTICS & DSP RESEARCH

Hardware acceleration broken – YouTube videos flickering, anti-aliasing broken – Desktop Support

December 31, 2021admin

NOTE: I’ve been actively using Brave Browser until a few months ago with no issues, but after some update, it suddenly broke and started showing issues described below. So I’ve…Read moreHardware acceleration broken – YouTube videos flickering, anti-aliasing broken – Desktop Support

ACOUSTICS & DSP RESEARCH

Cpp Upnp – UPnP C++ library using Boost.Asio

December 31, 2021admin

Boost.Asio based C++ library to implement parts of the UPnP standard. Status This library is under development and the API will very likely change in a backward incompatible way. The…Read moreCpp Upnp – UPnP C++ library using Boost.Asio

ACOUSTICS & DSP RESEARCH

MIDI-CV strange gate behaviour – #3 by Jens.Peter.Nielsen – VCV Rack

December 30, 2021admin

I patched in a midi-mon too. 4 x 1/4 notes in Ableton I expect midi>cv to tie the notes together – but MIDI-MON shows that sometimes there are two consecutive…Read moreMIDI-CV strange gate behaviour – #3 by Jens.Peter.Nielsen – VCV Rack

ACOUSTICS & DSP RESEARCH

Select/Edit notes above/below certain velocity – #2 by steve – Cubase

December 30, 2021admin

I don’t know if this exists already and I just don’t know where it is? I’d like to be able to select midi notes above or below a particular velocity,…Read moreSelect/Edit notes above/below certain velocity – #2 by steve – Cubase

ACOUSTICS & DSP RESEARCH

Error opening audio device 5

December 30, 2021admin

I am getting the same error: $ sudo shairplay -a mylaptop Error opening audio device 5 Please check your libao settings and try again I have tried alsa and pulse…Read moreError opening audio device 5

ACOUSTICS & DSP RESEARCH

audio – FFMPEG: Combine mono-wav files into multi-channel wav

December 30, 2021admin

Our recording device records each input on a seperate wav file, instead of one multi channel one. I’d like to clean this up a bit, so I don’t have to…Read moreaudio – FFMPEG: Combine mono-wav files into multi-channel wav

ACOUSTICS & DSP RESEARCH

Setup a Teleprompter/ second video output from obs

December 30, 2021admin

Hi first im sorry my english is not so good so i hope i can explain it right I want to setup a stream with camera for speaker and powerpoint…Read moreSetup a Teleprompter/ second video output from obs

ACOUSTICS & DSP EVENTS INTERVIEWS

[Interview] Franci Zabukovec, Slovenia (Software developer: Acustica Audio, Zabukowski Software)

December 29, 2021December 30, 2021admin

Franci Zabukovec is a successful music producer, rock musician, guitarist and software developer for Zabukowski Software and Acustica Audio. We interviewed him to learn more about his software and his…Read more[Interview] Franci Zabukovec, Slovenia (Software developer: Acustica Audio, Zabukowski Software)

ACOUSTICS & DSP KERNEL STREAMING RESEARCH

ASIO investigates Submarine sale – World Affairs Board

December 29, 2021admin

Greetings, and welcome to the World Affairs Board! The World Affairs Board is the premier forum for the discussion of the pressing geopolitical issues of our time. Topics include military…Read moreASIO investigates Submarine sale – World Affairs Board

ACOUSTICS & DSP RESEARCH

PulseAudio maximum sample rate is misdetected

December 29, 2021admin

Currently, squeezelite reports the PulseAudio default sample rate to LMS as the maximum sample rate. When this is 44.1 kHz, trying to play 48kHz audio from BBC Sounds fails. Playback…Read morePulseAudio maximum sample rate is misdetected

ACOUSTICS & DSP DATA MANAGEMENT LINUX & ANDROID RESEARCH

Ffmpeg x264 video coding and FAAC audio coding (IV). These details should be paid attention to in the Android interview

December 29, 2021admin

int s = x264_encoder_headers(enc, &nals, &nal_count); x264 code ： Initialize picture information ： x264_picture_t picin, picout; x264_picture_init(&picin); Set the picture information parameters ： picin.i_pts = ts; picin.i_type = X264_TYPE_AUTO; picin.i_qpplus1…Read moreFfmpeg x264 video coding and FAAC audio coding (IV). These details should be paid attention to in the Android interview

ACOUSTICS & DSP RESEARCH

Latency of USB microphones? – Gearspace.com

December 29, 2021admin

A USB mic is just a mic with a simple audio interface built in. One way (input) latency could be anything from 2 to 20ms depending on buffer size and…Read moreLatency of USB microphones? – Gearspace.com

ACOUSTICS & DSP KERNEL STREAMING RESEARCH

20.04 – No input and output sound device. Can’t Install Pulseaudio after deletion

December 29, 2021admin

I recently fixed my broken packages by deleting pulseaudio, since I cannot install any other packages that I needed for my research (I am using 20.04 btw). Deleting pulseaudio seems…Read more20.04 – No input and output sound device. Can’t Install Pulseaudio after deletion

ACOUSTICS & DSP FFT & WAVELETS RESEARCH

AbstractFFTs instead of FFTW – githubmate

December 28, 2021admin

ImageCore softly depends on FFTW with @require just to provide the suggestive error messages (cf. #106). However, for several years now, its APIs have been defined in AbstractFFTs. Therefore, I…Read moreAbstractFFTs instead of FFTW – githubmate

ACOUSTICS & DSP RESEARCH

How can I include cover art when converting mp3 to mkv using ffmpeg?

December 27, 2021admin

I wish to include embedded cover art when converting an mp3 file to mkv (vorbis). ffmpeg -i input.mp3 output.mkv will render a file that does play (in mpv) showing an…Read moreHow can I include cover art when converting mp3 to mkv using ffmpeg?

ACOUSTICS & DSP RESEARCH

Rewire Ableton live into Cubase? – Cubase

December 27, 2021admin

Hey everyone, I’m trying to rewire Ableton Live with Cubase as the host, but when going to Studio > Rewire, the box is empty and I don’t see Live there.…Read moreRewire Ableton live into Cubase? – Cubase

3D PRINTING ACOUSTICS & DSP RESEARCH

OTMk1, A4Mk2, and Ableton [MIDI and Overbridge] – Octatrack

December 26, 2021admin

Hi guys I’ve some troubles connecting my OTMk1 with my A4Mk2… My intention is to send clock and transpose from A4Mk2 to OTMk1… My setup have to be Ableton ->…Read moreOTMk1, A4Mk2, and Ableton [MIDI and Overbridge] – Octatrack

ACOUSTICS & DSP RESEARCH

How can I include cover art images when converting mp3 to mkv using ffmpeg?

December 26, 2021admin

I wish to include embedded cover art when converting an mp3 file to mkv (vorbis). ffmpeg -i input.mp3 output.mkv will render a file that does play (in mpv) showing an…Read moreHow can I include cover art images when converting mp3 to mkv using ffmpeg?

ACOUSTICS & DSP RESEARCH

Serious issue with Replika XT 1.2.1 (Feedback is not set correctly on project load!)

December 26, 2021admin

Hi guys, I recently upgraded from 1.1.0 to 1.2.1 and I noticed that a fresh mixdown of my track sounded different. Upon further investigation, I found that Replika XT 1.2.1…Read moreSerious issue with Replika XT 1.2.1 (Feedback is not set correctly on project load!)

ACOUSTICS & DSP KERNEL STREAMING RESEARCH

windows – How Develop Win32 and DirectX in VSCode

December 26, 2021admin

See Microsoft Docs for details on developing C++ code with VS Code. The latest DirectX headers and link libraries are found in the Windows 10 SDK. Using the Visual C++…Read morewindows – How Develop Win32 and DirectX in VSCode

ACOUSTICS & DSP RESEARCH

Aokocax Useful FFmpeg Commands – Open Source Agenda

December 25, 2021admin

The use of video in digital life is increasing exponentially day by day. I prepared a document explaining how you can easily find answers to video solutions/problems that you will…Read moreAokocax Useful FFmpeg Commands – Open Source Agenda

ACOUSTICS & DSP RESEARCH

Winter Fog II | Patchstorage

December 25, 2021admin

This sketch is similar to my last, Winter Fog. There are four instruments: an articulated drone which comes and goes, a wandering melodic line which is a simple arpeggiation of…Read moreWinter Fog II | Patchstorage

ACOUSTICS & DSP RESEARCH

How does storing Ableton project files and samples folder in a Google Drive folder affect performance?

December 25, 2021admin

This is your friendly reminder to read the submission rules, they’re found in the sidebar. If you find your post breaking any of the rules, you should delete your post…Read moreHow does storing Ableton project files and samples folder in a Google Drive folder affect performance?

ACOUSTICS & DSP RESEARCH

ShapeMaster Timing Problem | Patchstorage

December 24, 2021admin

I couldn’t get rid of this hickup happening in my patch, so I cleaned it up to the point where there’s only some essential modules and connections to show my…Read moreShapeMaster Timing Problem | Patchstorage

ACOUSTICS & DSP

LTC Display – Timecode Reader for Ableton Live version 1.0 by leolabs on maxforlive.com

December 24, 2021admin

LTC Display decodes the SMPTE timecode and frame rate embedded in an audio track and displays it in real-time. Just drop the device on your timecode track and you‘re good…Read moreLTC Display – Timecode Reader for Ableton Live version 1.0 by leolabs on maxforlive.com

ACOUSTICS & DSP

How can I set dts to 40ms as pts starts 40ms after the stream starts with ffmpeg

December 23, 2021December 29, 2021admin

I have a video which pts starts 40ms after the stream is started. avidemux shows this information’s with this commandline ./avidemuxLinux_2.7.8_GLIBC_2.28_amd64.appImage –audio-codec copy –video-codec x265 –output-format MKV –load /media/alex/input_video.avi…Read moreHow can I set dts to 40ms as pts starts 40ms after the stream starts with ffmpeg

3D PRINTING ACOUSTICS & DSP DATA MANAGEMENT VIRTUALIZATION

python – I have a KeyError: ‘location’ in API Azure Speech

December 23, 2021admin

I am using the cognitives services from Azure. I need long audios (more than 10 minutes) and that is why I am following the guide “Long Audio API ” (docs.microsoft.com/en-us/azure/cognitive-services/speech-service/long-audio-api).…Read morepython – I have a KeyError: ‘location’ in API Azure Speech