# Libraries

**URL:** https://discourse.processing.org/c/processing/processing-libraries/19.md?page=30

[Latest](https://discourse.processing.org/latest.md) · [Categories](https://discourse.processing.org/categories.md) · [Tags](https://discourse.processing.org/tags.md)

**Page:** 31

---

## [How to apply changes to a particular object of the class in Processing?](https://discourse.processing.org/t/how-to-apply-changes-to-a-particular-object-of-the-class-in-processing/26855)

<div class="topic-metadata">

**Author:** [@Elmpt](https://discourse.processing.org/u/Elmpt)\
**Replies:** 15\
**Last updated:** [January 7, 2021, 3:05pm UTC](https://discourse.processing.org/t/how-to-apply-changes-to-a-particular-object-of-the-class-in-processing/26855 "2021-01-07T15:05:15Z")

</div>

Hi! I am a little confused with the handling of objects. I have created class “Stone” and then I have created 3 objects Stone stone1, stone2, stone3 in the main scetch. What I need is to make a stone transparent when use…

---

## [I cant play 2 videos idk why AND PLEASE STOP SAY DONT CALL SETUP :)](https://discourse.processing.org/t/i-cant-play-2-videos-idk-why-and-please-stop-say-dont-call-setup/26601)

<div class="topic-metadata">

**Author:** [@clay21](https://discourse.processing.org/u/clay21)\
**Replies:** 6\
**Last updated:** [January 6, 2021, 3:47am UTC](https://discourse.processing.org/t/i-cant-play-2-videos-idk-why-and-please-stop-say-dont-call-setup/26601 "2021-01-06T03:47:32Z")

</div>

import processing.video.\*; int puan=0; int timer; int page=0; boolean pressed=false; Movie mov,mov2; PImage foto1, foto2, foto3, foto4, foto5, foto6, foto7,foto8,foto9,foto10,foto11,bg; void setup() { size(860, 6…

---

## [Darken the background of my animation with mouse](https://discourse.processing.org/t/darken-the-background-of-my-animation-with-mouse/26749)

<div class="topic-metadata">

**Author:** [@elifworks](https://discourse.processing.org/u/elifworks)\
**Replies:** 6\
**Last updated:** [January 4, 2021, 9:30am UTC](https://discourse.processing.org/t/darken-the-background-of-my-animation-with-mouse/26749 "2021-01-04T09:30:08Z")

</div>

Hello there At the end of this work, which interacts with sound and visual, I want to add one more thing: darkening the background color with mouse movement as I pinch the sound effect. How can I do that? PImage img; …

---

## [GUI builder will close because the GUI found was created with an earlier version, Help, I don't want to build again](https://discourse.processing.org/t/gui-builder-will-close-because-the-gui-found-was-created-with-an-earlier-version-help-i-dont-want-to-build-again/26711)

<div class="topic-metadata">

**Author:** [@laptophead](https://discourse.processing.org/u/laptophead)\
**Replies:** 1\
**Last updated:** [January 3, 2021, 3:56pm UTC](https://discourse.processing.org/t/gui-builder-will-close-because-the-gui-found-was-created-with-an-earlier-version-help-i-dont-want-to-build-again/26711 "2021-01-03T15:56:33Z")

</div>

Peter, I have this sketch that I didn’t touch in an year, and now it won’t let me edit. Please tell me I don’t have to make it again… over 20 buttons and data… Thanks Mitch I am running the 4.4.1 now. Don’t know …

---

## [How to collision detection?](https://discourse.processing.org/t/how-to-collision-detection/26597)

<div class="topic-metadata">

**Author:** [@corken](https://discourse.processing.org/u/corken)\
**Replies:** 0\
**Last updated:** [December 29, 2020, 8:30pm UTC](https://discourse.processing.org/t/how-to-collision-detection/26597 "2020-12-29T20:30:39Z")

</div>

Hello I try to make a Mario Bros Game. I need some help with the collision. It already detects collision by checking if the tiles around him are an object tile (tile with other value than -1). The problem is that there …

---

## [Can someone tell me what is KB error and of course with solution (memory issue)](https://discourse.processing.org/t/can-someone-tell-me-what-is-kb-error-and-of-course-with-solution-memory-issue/26554)

<div class="topic-metadata">

**Author:** [@clay21](https://discourse.processing.org/u/clay21)\
**Replies:** 17\
**Last updated:** [December 28, 2020, 1:43pm UTC](https://discourse.processing.org/t/can-someone-tell-me-what-is-kb-error-and-of-course-with-solution-memory-issue/26554 "2020-12-28T13:43:49Z")

</div>

Hello i got like kb error i guess im not giving enough ram for java and i dont know how can i give more can someone tell me how :slight\_smile: Thank you Already

---

## [Real-Time Py and Processing](https://discourse.processing.org/t/real-time-py-and-processing/26551)

<div class="topic-metadata">

**Author:** [@Ginopalombi](https://discourse.processing.org/u/Ginopalombi)\
**Replies:** 3\
**Last updated:** [December 28, 2020, 12:28pm UTC](https://discourse.processing.org/t/real-time-py-and-processing/26551 "2020-12-28T12:28:57Z")

</div>

please format code with \</\> button \* homework policy \* asking questions Hello, I’m looking for a solution that can send in real-time an array from python to processing. I think that i may use the OSC, but I’m a begi…

---

## [Random mp3 files](https://discourse.processing.org/t/random-mp3-files/26346)

<div class="topic-metadata">

**Author:** [@toc\_toc\_toc](https://discourse.processing.org/u/toc_toc_toc)\
**Replies:** 17\
**Last updated:** [December 24, 2020, 6:34pm UTC](https://discourse.processing.org/t/random-mp3-files/26346 "2020-12-24T18:34:41Z")

</div>

I’m trying to make a random generator of mp3 files on Processing but I don’t know how to do it. I’ve tried to create a class (and before I tried it with an Array) with my audio files but I can’t get it to run. import …

---

## [Sending Live data from Processing to Grasshopper](https://discourse.processing.org/t/sending-live-data-from-processing-to-grasshopper/26473)

<div class="topic-metadata">

**Author:** [@DariaSuzanne](https://discourse.processing.org/u/DariaSuzanne)\
**Replies:** 1\
**Last updated:** [December 24, 2020, 8:33am UTC](https://discourse.processing.org/t/sending-live-data-from-processing-to-grasshopper/26473 "2020-12-24T08:33:39Z")

</div>

Hello I have recently learned that you can send data from processing to various softwares. I was wondering if anyone has any idea about an error I keep encountering: \[2020/12/23 14:0:59\] ERROR @ UdpClient.send ioexcept…

---

## [A problem with knowing if a window is minimized](https://discourse.processing.org/t/a-problem-with-knowing-if-a-window-is-minimized/26476)

<div class="topic-metadata">

**Author:** [@dacoconutchemist](https://discourse.processing.org/u/dacoconutchemist)\
**Replies:** 0\
**Last updated:** [December 23, 2020, 3:16pm UTC](https://discourse.processing.org/t/a-problem-with-knowing-if-a-window-is-minimized/26476 "2020-12-23T15:16:28Z")

</div>

Hi, I am new to here. I need to know if the main window is minimised. Full problem: I have a multi window G4P project and if the main window is minimized, I want to minimize others(G4P windows), I want them to act as on…

---

## [Merge 2 codes and improve my work](https://discourse.processing.org/t/merge-2-codes-and-improve-my-work/26437)

<div class="topic-metadata">

**Author:** [@ThibaultLapers](https://discourse.processing.org/u/ThibaultLapers)\
**Replies:** 5\
**Last updated:** [December 22, 2020, 4:45pm UTC](https://discourse.processing.org/t/merge-2-codes-and-improve-my-work/26437 "2020-12-22T16:45:33Z")

</div>

Hello ! This is for a school work. I took someone’s code about dvdvideo meme (on OpenProcessing) and I improved it but really quickly. However, I would like to get help to actually go further in the work to fill the r…

---

## [Help with minim](https://discourse.processing.org/t/help-with-minim/6784)

<div class="topic-metadata">

**Author:** [@Dia](https://discourse.processing.org/u/Dia)\
**Replies:** 2\
**Last updated:** [December 22, 2020, 11:45am UTC](https://discourse.processing.org/t/help-with-minim/6784 "2020-12-22T11:45:24Z")

</div>

Hi , so i’m trying to build a synth using minim, i took aside, the “CreateAnInstrument” exemple to build a keyboard, the problem is i would like to make so that when the key to play the note is released, the note stops p…

---

## [How can i use external libraries? (com.google.xyz)](https://discourse.processing.org/t/how-can-i-use-external-libraries-com-google-xyz/26404)

<div class="topic-metadata">

**Author:** [@EinsMalteHH](https://discourse.processing.org/u/EinsMalteHH)\
**Replies:** 1\
**Last updated:** [December 20, 2020, 9:11pm UTC](https://discourse.processing.org/t/how-can-i-use-external-libraries-com-google-xyz/26404 "2020-12-20T21:11:49Z")

</div>

How can i use external libraries? import com.google.api.client.auth.oauth2.Credential; import com.google.api.client.extensions.java6.auth.oauth2.AuthorizationCodeInstalledApp; import com.google.api.client.extensions.…

---

## [G4P - How to disable 'You might want to add...' console message?](https://discourse.processing.org/t/g4p-how-to-disable-you-might-want-to-add-console-message/26373)

<div class="topic-metadata">

**Author:** [@MauiMana](https://discourse.processing.org/u/MauiMana)\
**Replies:** 1\
**Last updated:** [December 19, 2020, 2:35pm UTC](https://discourse.processing.org/t/g4p-how-to-disable-you-might-want-to-add-console-message/26373 "2020-12-19T14:35:34Z")

</div>

Is there any way of disabling the automatic message that gets output to the console suggesting that one adds a method to handle, for example, GButton events? In using GButtons I typically assign handlers at the specific …

---

## [Pixelflow softbody add node](https://discourse.processing.org/t/pixelflow-softbody-add-node/26356)

<div class="topic-metadata">

**Author:** [@AbleYudada](https://discourse.processing.org/u/AbleYudada)\
**Replies:** 1\
**Last updated:** [December 18, 2020, 4:00am UTC](https://discourse.processing.org/t/pixelflow-softbody-add-node/26356 "2020-12-18T04:00:22Z")

</div>

Hi guys, I’m doing some fun with pixelflow recently, but I tried for a while and checked the doc but I didn’t find a way to add node to the circle.It seems to be a fixed number of nodes, which are automatically added as …

---

## [oscP5, can't draw shapes from inside the oscEvent function](https://discourse.processing.org/t/oscp5-cant-draw-shapes-from-inside-the-oscevent-function/26309)

<div class="topic-metadata">

**Author:** [@adamstephensun](https://discourse.processing.org/u/adamstephensun)\
**Replies:** 2\
**Last updated:** [December 17, 2020, 8:19pm UTC](https://discourse.processing.org/t/oscp5-cant-draw-shapes-from-inside-the-oscevent-function/26309 "2020-12-17T20:19:17Z")

</div>

I am fairly new to processing but have experience in other languages. I am using the oscP5 library to send coordinates from Unity to processing over osc. However, I am having an issue with drawing shapes from within the…

---

## [Need help with function copy() and video](https://discourse.processing.org/t/need-help-with-function-copy-and-video/26207)

<div class="topic-metadata">

**Author:** [@toc\_toc\_toc](https://discourse.processing.org/u/toc_toc_toc)\
**Replies:** 11\
**Last updated:** [December 17, 2020, 8:09pm UTC](https://discourse.processing.org/t/need-help-with-function-copy-and-video/26207 "2020-12-17T20:09:07Z")

</div>

\< import processing.video.\*; String PATH = “MVI\_3180.MP4”; Movie gare; void setup() { size(1440, 900); frameRate(30); gare = new Movie(this, PATH); gare.play(); } void movieEvent(Movie m) { m.read(); } void …

---

## [Help with a project (game to guess words)](https://discourse.processing.org/t/help-with-a-project-game-to-guess-words/26196)

<div class="topic-metadata">

**Author:** [@Chesire](https://discourse.processing.org/u/Chesire)\
**Replies:** 51\
**Last updated:** [December 16, 2020, 11:34pm UTC](https://discourse.processing.org/t/help-with-a-project-game-to-guess-words/26196 "2020-12-16T23:34:31Z")

</div>

sorry for deleting the post earlier but i dont really understand how to use the forum. Also im quite new to processing too. Problem: the full word wont print and i have tried using if(keyPressed) text(“s”,x,y) to screen…

---

## [Video library processing 3.5.4](https://discourse.processing.org/t/video-library-processing-3-5-4/26241)

<div class="topic-metadata">

**Author:** [@Tickie](https://discourse.processing.org/u/Tickie)\
**Replies:** 0\
**Last updated:** [December 14, 2020, 4:38pm UTC](https://discourse.processing.org/t/video-library-processing-3-5-4/26241 "2020-12-14T16:38:38Z")

</div>

Hello! I have a problem with my code involving gstreamer apparently. The exact same code was working fine for weeks and until a week ago, today re-opening it I had an error stating “a library used by this sketch is not …

---

## [Triangulation libraries issue (unwanted edge)](https://discourse.processing.org/t/triangulation-libraries-issue-unwanted-edge/25964)

<div class="topic-metadata">

**Author:** [@nktlst](https://discourse.processing.org/u/nktlst)\
**Replies:** 20\
**Last updated:** [December 13, 2020, 2:10pm UTC](https://discourse.processing.org/t/triangulation-libraries-issue-unwanted-edge/25964 "2020-12-13T14:10:04Z")

</div>

Hi! Im playing around with triangulation libraries and got an issue where algorhythm adds one “unwanted” edge… Check image… i tried both libraries “trianglulate” and “mesh”… mesh did pretty good but with one unwanted edg…

---

## [Geomerative: Changing fills + saveShape](https://discourse.processing.org/t/geomerative-changing-fills-saveshape/26163)

<div class="topic-metadata">

**Author:** [@drwoohoo](https://discourse.processing.org/u/drwoohoo)\
**Replies:** 2\
**Last updated:** [December 12, 2020, 10:15pm UTC](https://discourse.processing.org/t/geomerative-changing-fills-saveshape/26163 "2020-12-12T22:15:14Z")

</div>

Hello! I am importing an SVG using the Geomerative library and would like to change the fill colors of the paths. I would then like to save the changes as an SVG file. In this example, based on “Tutorial\_16\_HelloSVGtoP…

---

## [【Help】Processing3.5.4 cannot find my camera](https://discourse.processing.org/t/help-processing3-5-4-cannot-find-my-camera/26049)

<div class="topic-metadata">

**Author:** [@MuTsing](https://discourse.processing.org/u/MuTsing)\
**Replies:** 3\
**Last updated:** [December 11, 2020, 10:19am UTC](https://discourse.processing.org/t/help-processing3-5-4-cannot-find-my-camera/26049 "2020-12-11T10:19:23Z")

</div>

Procssing3.5.4, cannot find my camera. However other software like ZOOM can use it successfully. There is no prohibition or occupation. !\[image|264x500\](upload://4XHM9UNeQdK3yZ2mikg8HFNVWQU.png)

---

## [Exporting 3D rendering as SVG/PDF with occlusion](https://discourse.processing.org/t/exporting-3d-rendering-as-svg-pdf-with-occlusion/15923)

<div class="topic-metadata">

**Author:** [@nosarious](https://discourse.processing.org/u/nosarious)\
**Replies:** 7\
**Last updated:** [December 11, 2020, 9:52am UTC](https://discourse.processing.org/t/exporting-3d-rendering-as-svg-pdf-with-occlusion/15923 "2020-12-11T09:52:57Z")

</div>

I have been using the HE\_Mesh library quite a bit to make models, and modify scanned models to make them have contour lines. It’s pretty neat. I recently bought an AxiDraw to plot some of these out, but I am running int…

---

## [Sound display on a wall](https://discourse.processing.org/t/sound-display-on-a-wall/26044)

<div class="topic-metadata">

**Author:** [@slothzzz](https://discourse.processing.org/u/slothzzz)\
**Replies:** 4\
**Last updated:** [December 10, 2020, 12:12pm UTC](https://discourse.processing.org/t/sound-display-on-a-wall/26044 "2020-12-10T12:12:20Z")

</div>

hi guys i’m approaching with processing and i’m thinking about a project (to project the sound display on the wall in my bedroom) this is the idea how can i do it? thanks

---

## [Beads - Samples all play on AudioContext start](https://discourse.processing.org/t/beads-samples-all-play-on-audiocontext-start/14450)

<div class="topic-metadata">

**Author:** [@immieo](https://discourse.processing.org/u/immieo)\
**Replies:** 3\
**Last updated:** [December 8, 2020, 2:09pm UTC](https://discourse.processing.org/t/beads-samples-all-play-on-audiocontext-start/14450 "2020-12-08T14:09:38Z")

</div>

I’m testing out the Beads library and I’ve got some samples playing via SamplePlayer. The problem is, after loading the samples in and setting up the AudioContext in the setup method, using ac.start() causes all the samp…

---

## [Image() could not open file .mp4](https://discourse.processing.org/t/image-could-not-open-file-mp4/26040)

<div class="topic-metadata">

**Author:** [@sakuraKyrie](https://discourse.processing.org/u/sakuraKyrie)\
**Replies:** 0\
**Last updated:** [December 8, 2020, 6:43am UTC](https://discourse.processing.org/t/image-could-not-open-file-mp4/26040 "2020-12-08T06:43:44Z")

</div>

hi image() method has some problems about open file .mp4 other example can open same video file but in my coding doesn’t work can you help me? this is my coding import processing.video.\*; import com.hamoid.\*; int …

---

## [ControlP5 in Proclipsing](https://discourse.processing.org/t/controlp5-in-proclipsing/25901)

<div class="topic-metadata">

**Author:** [@MouseEars](https://discourse.processing.org/u/MouseEars)\
**Replies:** 3\
**Last updated:** [December 4, 2020, 11:18pm UTC](https://discourse.processing.org/t/controlp5-in-proclipsing/25901 "2020-12-04T23:18:38Z")

</div>

Hi! I’ve been using the Proclipsing plugin to Eclipse to import some code that was originally written in the Processing IDE so that I can work with it more like regular Java. The code works fine in the Processing IDE, b…

---

## [G4P library with GUI builder - Can I make Sliders in an Child applet?](https://discourse.processing.org/t/g4p-library-with-gui-builder-can-i-make-sliders-in-an-child-applet/25646)

<div class="topic-metadata">

**Author:** [@laptophead](https://discourse.processing.org/u/laptophead)\
**Replies:** 13\
**Last updated:** [December 4, 2020, 10:41pm UTC](https://discourse.processing.org/t/g4p-library-with-gui-builder-can-i-make-sliders-in-an-child-applet/25646 "2020-12-04T22:41:50Z")

</div>

please format code with \</\> button \* homework policy \* asking questions First of all , I love the GUI builder. Saved me lots of trouble… Thank you authors. I am using the Demos/Tests/MultipleWindows sketch and I go…

---

## [Library for cardboard-like display generation for windows](https://discourse.processing.org/t/library-for-cardboard-like-display-generation-for-windows/25928)

<div class="topic-metadata">

**Author:** [@Johan](https://discourse.processing.org/u/Johan)\
**Replies:** 2\
**Last updated:** [December 3, 2020, 3:09pm UTC](https://discourse.processing.org/t/library-for-cardboard-like-display-generation-for-windows/25928 "2020-12-03T15:09:28Z")

</div>

Is there a library for windows that performs some stereoscopic rendering as seen in Android/Google cardboards? Also called split stereoscopic images I believe…

---

## [Creating a button and makin it work!](https://discourse.processing.org/t/creating-a-button-and-makin-it-work/25840)

<div class="topic-metadata">

**Author:** [@denis](https://discourse.processing.org/u/denis)\
**Replies:** 4\
**Last updated:** [December 3, 2020, 2:55pm UTC](https://discourse.processing.org/t/creating-a-button-and-makin-it-work/25840 "2020-12-03T14:55:43Z")

</div>

Hi everyone, I created a button with lp5 control but I can’t get it to work. I want it to function as a start button and click on it to start the code I already create. Thank you! This is what i have in the botton code: …

[Previous page](https://discourse.processing.org/c/processing/processing-libraries/19.md?page=29)

[Next page](https://discourse.processing.org/c/processing/processing-libraries/19.md?page=31)