# Libraries

**URL:** https://discourse.processing.org/c/processing/processing-libraries/19.md?page=59

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

**Page:** 60

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## [oscP5 multiple sketches question](https://discourse.processing.org/t/oscp5-multiple-sketches-question/10242)

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**Author:** [@cucurbit](https://discourse.processing.org/u/cucurbit)\
**Replies:** 4\
**Last updated:** [April 14, 2019, 3:22pm UTC](https://discourse.processing.org/t/oscp5-multiple-sketches-question/10242 "2019-04-14T15:22:23Z")

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Hello. I’m trying to learn about OSC, through the oscP5 library. I have gotten it to work for me in limited circumstances (one Processing sketch sending, one other program receiving (Vuo, in my case). In trying to under…

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## [Stumped by something simple](https://discourse.processing.org/t/stumped-by-something-simple/10057)

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**Author:** [@cucurbit](https://discourse.processing.org/u/cucurbit)\
**Replies:** 11\
**Last updated:** [April 14, 2019, 2:46pm UTC](https://discourse.processing.org/t/stumped-by-something-simple/10057 "2019-04-14T14:46:17Z")

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Hello. This is my first post here. I am trying to learn to use the oscP5 library, and I’m making a tester sketch based on one of the examples. The attached code is supposed to send and receive osc messages, and help me…

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## [Network library explanation](https://discourse.processing.org/t/network-library-explanation/10105)

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**Author:** [@Wirtex](https://discourse.processing.org/u/Wirtex)\
**Replies:** 4\
**Last updated:** [April 14, 2019, 7:44am UTC](https://discourse.processing.org/t/network-library-explanation/10105 "2019-04-14T07:44:00Z")

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Hi ! I am a boy of 14years old and I code in processing but, I have some questions unsolved : 1-does the network library can connect 2 or more computer connected to the same internet or form around the globe? 2- How do…

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## [Processing+ SimpeOpenNI+Kinect](https://discourse.processing.org/t/processing-simpeopenni-kinect/9430)

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**Author:** [@jiangjun](https://discourse.processing.org/u/jiangjun)\
**Replies:** 2\
**Last updated:** [April 14, 2019, 2:25am UTC](https://discourse.processing.org/t/processing-simpeopenni-kinect/9430 "2019-04-14T02:25:07Z")

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Hi!Could anyone help me to solve the problem? I have copy the SimpleOpenNI in the library but everytime I use it, it said, SimpleOpenNI Error: Can’t open device: DeviceOpen using default: no devices found Can’t init…

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## [Finding all RShape children recursively (Geomerative)](https://discourse.processing.org/t/finding-all-rshape-children-recursively-geomerative/10241)

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**Author:** [@cdaein](https://discourse.processing.org/u/cdaein)\
**Replies:** 3\
**Last updated:** [April 13, 2019, 7:15pm UTC](https://discourse.processing.org/t/finding-all-rshape-children-recursively-geomerative/10241 "2019-04-13T19:15:48Z")

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I have an svg file with multiple levels of hierarchy. \<g\> within \<g\>, and different elements such as \<polygon\>, \<polyline\>, etc within each group. My goal is to create a function that will return me all children elements…

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## [States and ControlP5](https://discourse.processing.org/t/states-and-controlp5/9792)

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**Author:** [@AwreetusAwrightus](https://discourse.processing.org/u/AwreetusAwrightus)\
**Replies:** 6\
**Last updated:** [April 13, 2019, 6:05pm UTC](https://discourse.processing.org/t/states-and-controlp5/9792 "2019-04-13T18:05:19Z")

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Hello everyone! Currently working into a final project for my degree in media and cinema studies. For that I envisioned a video-installation that consists into two steps. At first, we have the user inputting information…

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## [How can I link multiple Kinects in one processing sketch?](https://discourse.processing.org/t/how-can-i-link-multiple-kinects-in-one-processing-sketch/10169)

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**Author:** [@nicoles](https://discourse.processing.org/u/nicoles)\
**Replies:** 3\
**Last updated:** [April 13, 2019, 1:44am UTC](https://discourse.processing.org/t/how-can-i-link-multiple-kinects-in-one-processing-sketch/10169 "2019-04-13T01:44:55Z")

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I am having trouble connecting multiple Kinects within one Processing sketch. I want to be able to use the data from multiple Kinects to create one extended image. Is there any way to do this?

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## [Why my class doesn't work?!](https://discourse.processing.org/t/why-my-class-doesnt-work/10189)

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**Author:** [@lolonulu](https://discourse.processing.org/u/lolonulu)\
**Replies:** 8\
**Last updated:** [April 12, 2019, 3:13pm UTC](https://discourse.processing.org/t/why-my-class-doesnt-work/10189 "2019-04-12T15:13:26Z")

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Hello, I’d like to deform a text according to an attractor encapsulated into a class, but it doesn’t work! Why? What is wrong with my constructor? Thanks a lot in advance for your help. Best, L import processing.pd…

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## [Simple access to scientific datasets with Processing](https://discourse.processing.org/t/simple-access-to-scientific-datasets-with-processing/5779)

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**Author:** [@mcintyre](https://discourse.processing.org/u/mcintyre)\
**Replies:** 2\
**Last updated:** [April 12, 2019, 2:03am UTC](https://discourse.processing.org/t/simple-access-to-scientific-datasets-with-processing/5779 "2019-04-12T02:03:51Z")

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Howdy folks! I’d like to announce NetCDF for Processing, a wrapper around the NetCDF Java library. The goal is to provide a simple API for accessing scientific datasets in formats like HDF5, NetCDF, GRIB, and many more. …

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## [Help! Can't export frames](https://discourse.processing.org/t/help-cant-export-frames/10195)

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**Author:** [@vitoriaseven](https://discourse.processing.org/u/vitoriaseven)\
**Replies:** 1\
**Last updated:** [April 11, 2019, 6:00pm UTC](https://discourse.processing.org/t/help-cant-export-frames/10195 "2019-04-11T18:00:58Z")

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Hi, I’m pretty new to Processing. I’m trying to export frame images to create a movie but it’s not working. All I get is just one frame and just with the background. What am I doing wrong? import geomerative.\*; import …

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## [Hair like strokes](https://discourse.processing.org/t/hair-like-strokes/10143)

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**Author:** [@kaecodes](https://discourse.processing.org/u/kaecodes)\
**Replies:** 3\
**Last updated:** [April 10, 2019, 3:25pm UTC](https://discourse.processing.org/t/hair-like-strokes/10143 "2019-04-10T15:25:40Z")

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Hello, I have moving points on an Arabic letter outline (but you can try it using any letter from any font) , and basically I want to create hairlike strokes on the points, where they grow out (similar to sketches in th…

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## [Removing Markers in Unfolding](https://discourse.processing.org/t/removing-markers-in-unfolding/10068)

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**Author:** [@Niloo](https://discourse.processing.org/u/Niloo)\
**Replies:** 1\
**Last updated:** [April 8, 2019, 3:54pm UTC](https://discourse.processing.org/t/removing-markers-in-unfolding/10068 "2019-04-08T15:54:32Z")

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Hi all, I’m currently working on a map-based data visualization using Processing and Unfolding library. I’ve been able to add markers from my geojson file to the map. However I can’t figure out how I can remove markers.…

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## [Tracking the good color](https://discourse.processing.org/t/tracking-the-good-color/9636)

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**Author:** [@camille05](https://discourse.processing.org/u/camille05)\
**Replies:** 14\
**Last updated:** [April 9, 2019, 7:56pm UTC](https://discourse.processing.org/t/tracking-the-good-color/9636 "2019-04-09T19:56:05Z")

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I’m building a code that will allow you to recognize color cards and, depending on the color, a drawing will appear in the drawing area. Example: red = red round blue = blue round green = green square I was able to …

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## [OscP5, receive an array](https://discourse.processing.org/t/oscp5-receive-an-array/10049)

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**Author:** [@tobor](https://discourse.processing.org/u/tobor)\
**Replies:** 1\
**Last updated:** [April 9, 2019, 2:22pm UTC](https://discourse.processing.org/t/oscp5-receive-an-array/10049 "2019-04-09T14:22:06Z")

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Hi, I need to receive in Processing an array of letters from Pure Data with OSC. Anybody has a clue on how to create the correct oscEvent? Thanks

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## [3d problem with a simple title game](https://discourse.processing.org/t/3d-problem-with-a-simple-title-game/10003)

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**Author:** [@diego](https://discourse.processing.org/u/diego)\
**Replies:** 15\
**Last updated:** [April 9, 2019, 9:11am UTC](https://discourse.processing.org/t/3d-problem-with-a-simple-title-game/10003 "2019-04-09T09:11:31Z")

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I made a simple tile game in 2 in two dimensions and it works well (even if you have suggestions for the optimization are well accepted), but when I tried to render it in three dimensions the coordinates of the cubes are…

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## [Processing Sound Library Distorted](https://discourse.processing.org/t/processing-sound-library-distorted/9982)

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**Author:** [@LordBruce](https://discourse.processing.org/u/LordBruce)\
**Replies:** 3\
**Last updated:** [April 9, 2019, 12:36am UTC](https://discourse.processing.org/t/processing-sound-library-distorted/9982 "2019-04-09T00:36:30Z")

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So I am trying to run a basic game using this library to play gunshot sounds. It works great, up until a couple hundred shots when out of no where the audio will get distorted and never end. When this is happening the au…

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## [clientEvent() is slow. How to get real-time data using TCP/IP?](https://discourse.processing.org/t/clientevent-is-slow-how-to-get-real-time-data-using-tcp-ip/4735)

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**Author:** [@Tanvi](https://discourse.processing.org/u/Tanvi)\
**Replies:** 4\
**Last updated:** [April 7, 2019, 11:26pm UTC](https://discourse.processing.org/t/clientevent-is-slow-how-to-get-real-time-data-using-tcp-ip/4735 "2019-04-07T23:26:34Z")

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Hi, I am trying to get real-time data from pocket beaglebone \[server\] (sample rate @ 250 Hz) using TCP/IP in Processing 3.4 \[client\]. Library imported: Network I used clienEvent() which as per reference (https://proces…

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## [Processing stereo volume control using sound library](https://discourse.processing.org/t/processing-stereo-volume-control-using-sound-library/9950)

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**Author:** [@sujoymisc](https://discourse.processing.org/u/sujoymisc)\
**Replies:** 4\
**Last updated:** [April 7, 2019, 4:19pm UTC](https://discourse.processing.org/t/processing-stereo-volume-control-using-sound-library/9950 "2019-04-07T16:19:51Z")

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I want to control PC stereo volume control, the following code is doing the same but both the channels are taking the save volume gain. Q: How do I change the volume of individual channels? Processing Code: import pro…

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## [ArrayIndexOutOfBoundsException on FFT analyze when bands above 2^14](https://discourse.processing.org/t/arrayindexoutofboundsexception-on-fft-analyze-when-bands-above-2-14/9980)

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**Author:** [@Aeggy](https://discourse.processing.org/u/Aeggy)\
**Replies:** 10\
**Last updated:** [April 7, 2019, 7:00am UTC](https://discourse.processing.org/t/arrayindexoutofboundsexception-on-fft-analyze-when-bands-above-2-14/9980 "2019-04-07T07:00:44Z")

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So I know that the amount of bands you assign to an FFT needs to be a power of 2, but when I go over 2^14 (16384) to 2^15 (32768) bands, I get the fft.analyze(spectrum) code highlighted and the error code - ArrayIndexOut…

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## [Can I acquire the largest FFT magnitude value without playing through the whole file?](https://discourse.processing.org/t/can-i-acquire-the-largest-fft-magnitude-value-without-playing-through-the-whole-file/9939)

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**Author:** [@Aeggy](https://discourse.processing.org/u/Aeggy)\
**Replies:** 2\
**Last updated:** [April 7, 2019, 5:16am UTC](https://discourse.processing.org/t/can-i-acquire-the-largest-fft-magnitude-value-without-playing-through-the-whole-file/9939 "2019-04-07T05:16:16Z")

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Trying to figure out how to convert the FFT units to an Amp value in processing proved to be very confusing and complex, but when I play through the whole file, I can find the maximum FFT output and just use that to calc…

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## [\[queasycam\] controlling functions with CP5](https://discourse.processing.org/t/queasycam-controlling-functions-with-cp5/9944)

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**Author:** [@eduzal](https://discourse.processing.org/u/eduzal)\
**Replies:** 3\
**Last updated:** [April 6, 2019, 2:23am UTC](https://discourse.processing.org/t/queasycam-controlling-functions-with-cp5/9944 "2019-04-06T02:23:39Z")

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Hi, I wanna know if there’s a way to numerically control queasycam features, like position, pan and tilt. what i really need is to have a virtual camera on a 3D environment, controlled by cp5 sliders instead of the mou…

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## [Processing-java and G4P on Mac](https://discourse.processing.org/t/processing-java-and-g4p-on-mac/9905)

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**Author:** [@lao8n](https://discourse.processing.org/u/lao8n)\
**Replies:** 5\
**Last updated:** [April 5, 2019, 10:14pm UTC](https://discourse.processing.org/t/processing-java-and-g4p-on-mac/9905 "2019-04-05T22:14:40Z")

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Question: How do we set sketchPath and dataPath in processing-java? Project context: We are creating a game using processing-java where most of our code is java, with some of those files being essentially processing co…

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## [Alternating Bands of two images](https://discourse.processing.org/t/alternating-bands-of-two-images/9857)

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**Author:** [@Daspitz3](https://discourse.processing.org/u/Daspitz3)\
**Replies:** 2\
**Last updated:** [April 5, 2019, 7:24pm UTC](https://discourse.processing.org/t/alternating-bands-of-two-images/9857 "2019-04-05T19:24:01Z")

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I am trying to create two alternating bands of two live video streams onto a display window. 10 strips from a live stream and 10 from a delayed stream. The first 10 placed on odd strips and the second on the even strips.…

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## [HEEELP letters moving with no mouse pressed](https://discourse.processing.org/t/heeelp-letters-moving-with-no-mouse-pressed/9839)

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**Author:** [@fwtini](https://discourse.processing.org/u/fwtini)\
**Replies:** 10\
**Last updated:** [April 5, 2019, 6:51pm UTC](https://discourse.processing.org/t/heeelp-letters-moving-with-no-mouse-pressed/9839 "2019-04-05T18:51:47Z")

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Hi Guys I want to make an animated gif with letters but I want the letters to change forms with no mouse Pressed can I do it? And it’s possible to save this gif into png? Thaaanks import controlP5.\*; boolean record; Co…

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## [Sound file problem](https://discourse.processing.org/t/sound-file-problem/9875)

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**Author:** [@fwtini](https://discourse.processing.org/u/fwtini)\
**Replies:** 1\
**Last updated:** [April 5, 2019, 4:49pm UTC](https://discourse.processing.org/t/sound-file-problem/9875 "2019-04-05T16:49:39Z")

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Hi Guys I want to add sound in my code but when I want to run it shows me this java.lang.RuntimeException: Waited 5000ms for: \<6ac2c61e, 64053536\>\[count 2, qsz 0, owner \<main-FPSAWTAnimator#00-Timer0\>\] - \<main-FPSAWTA…

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## [Is there a way to play a SoundFile muted and keep its amplitude data?](https://discourse.processing.org/t/is-there-a-way-to-play-a-soundfile-muted-and-keep-its-amplitude-data/9830)

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**Author:** [@Aeggy](https://discourse.processing.org/u/Aeggy)\
**Replies:** 9\
**Last updated:** [April 4, 2019, 12:00pm UTC](https://discourse.processing.org/t/is-there-a-way-to-play-a-soundfile-muted-and-keep-its-amplitude-data/9830 "2019-04-04T12:00:19Z")

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Trying to gather data from a sound file without listening to it, but I’m having trouble getting there. I thought I might be able to do it by playing the file in draw(), gathering the FFT spectrum data, then pausing at th…

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## [\[SOLVED\] Game Control Plus: how to reconnect wireless XBOX controller after it turned off](https://discourse.processing.org/t/solved-game-control-plus-how-to-reconnect-wireless-xbox-controller-after-it-turned-off/9698)

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**Author:** [@clausrogisch](https://discourse.processing.org/u/clausrogisch)\
**Replies:** 12\
**Last updated:** [March 31, 2019, 11:38am UTC](https://discourse.processing.org/t/solved-game-control-plus-how-to-reconnect-wireless-xbox-controller-after-it-turned-off/9698 "2019-03-31T11:38:27Z")

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I am writing on a programm where i am using the inputs of an wireless XBOX 360 controller with the gamecontrolplus library. In addition i am using a vJoy device and X2DCLI in order to split the left and right triggers. T…

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## [Which video exporting methods have best quality?](https://discourse.processing.org/t/which-video-exporting-methods-have-best-quality/9505)

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**Author:** [@janberkjk](https://discourse.processing.org/u/janberkjk)\
**Replies:** 8\
**Last updated:** [April 3, 2019, 10:51am UTC](https://discourse.processing.org/t/which-video-exporting-methods-have-best-quality/9505 "2019-04-03T10:51:59Z")

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Hi, I am trying to add some frames that I created via Processing in a video clib. But when I try to record the sketch by using the code saveframes and video maker the video quality is so bed. Which way do you think is th…

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## [IP Camera Integration \\w GSVideo Lib](https://discourse.processing.org/t/ip-camera-integration-w-gsvideo-lib/9838)

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**Author:** [@ikerkan](https://discourse.processing.org/u/ikerkan)\
**Replies:** 0\
**Last updated:** [April 1, 2019, 2:00pm UTC](https://discourse.processing.org/t/ip-camera-integration-w-gsvideo-lib/9838 "2019-04-01T14:00:24Z")

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Hello everyone, I want to get the IP camera image to my processing sketch, using RTSP protocol. I investigated the subject and found some code using the GSVideo library. When I use the library according to the examples …

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## [2 played games, connected with WIFI](https://discourse.processing.org/t/2-played-games-connected-with-wifi/8985)

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**Author:** [@CodeMasterX](https://discourse.processing.org/u/CodeMasterX)\
**Replies:** 3\
**Last updated:** [March 31, 2019, 2:56pm UTC](https://discourse.processing.org/t/2-played-games-connected-with-wifi/8985 "2019-03-31T14:56:58Z")

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Hi! I’ve always wanted to make a 2 player game, which they play through internet. I saw a web function in reference, so i started wondering if its possible. I was thinking maybe i host wix site, with like 10 “sessions”.…

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