# Libraries

**URL:** https://discourse.processing.org/c/processing/processing-libraries/19.md?page=60

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

**Page:** 61

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## [Fluid or Smoke Library](https://discourse.processing.org/t/fluid-or-smoke-library/9750)

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**Author:** [@Modular](https://discourse.processing.org/u/Modular)\
**Replies:** 2\
**Last updated:** [March 29, 2019, 7:33pm UTC](https://discourse.processing.org/t/fluid-or-smoke-library/9750 "2019-03-29T19:33:28Z")

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Hi guys, i’m a beginner here and in the study of processing; Is there someone could help me to find some fluid or smoke library similar to this: any kind of advice to make this kind of stuff, would be very welcome. …

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## [How can I set different sizes for Char with Geomerative?](https://discourse.processing.org/t/how-can-i-set-different-sizes-for-char-with-geomerative/9642)

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**Author:** [@lolonulu](https://discourse.processing.org/u/lolonulu)\
**Replies:** 1\
**Last updated:** [March 30, 2019, 3:39pm UTC](https://discourse.processing.org/t/how-can-i-set-different-sizes-for-char-with-geomerative/9642 "2019-03-30T15:39:08Z")

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Hello, I am using the Geomerative library to draw some text. I manage to split it into chars and then set their size according to their distance with mouseX, but the space between char is acting strangely. I’d like it …

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## [Head tracking Gradient brushes](https://discourse.processing.org/t/head-tracking-gradient-brushes/9684)

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**Author:** [@daankuyper](https://discourse.processing.org/u/daankuyper)\
**Replies:** 3\
**Last updated:** [March 29, 2019, 8:45pm UTC](https://discourse.processing.org/t/head-tracking-gradient-brushes/9684 "2019-03-29T20:45:10Z")

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Hey everybody, I’m quite new to processing. I’ve done 1 very simple project before involving processing and a kinect where I only used a image sequence that changed when the distance changed of the user. The problem I …

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## [Minim Exercise HELP](https://discourse.processing.org/t/minim-exercise-help/9492)

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**Author:** [@JoseBri93](https://discourse.processing.org/u/JoseBri93)\
**Replies:** 6\
**Last updated:** [March 29, 2019, 6:30pm UTC](https://discourse.processing.org/t/minim-exercise-help/9492 "2019-03-29T18:30:08Z")

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Hi Everybody! I’ve just started playing with Minim Library and I’m struggling with an exercise i found here (http://responsivedesign.de/wp-content/uploads/2016/05/tutorial-06\_processing-soundmapping2.pdf). In a few word…

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## [Help with PraxisLive](https://discourse.processing.org/t/help-with-praxislive/9674)

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**Author:** [@Beginner1](https://discourse.processing.org/u/Beginner1)\
**Replies:** 7\
**Last updated:** [March 28, 2019, 9:59am UTC](https://discourse.processing.org/t/help-with-praxislive/9674 "2019-03-28T09:59:56Z")

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I am new to praxis live and found it very interesting and i am trying to learn it to use it for visualisation of live coding. I am trying to run the tutorials but only the circles tutorial works perfectly fine. The other…

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## [Having trouble tracking color key](https://discourse.processing.org/t/having-trouble-tracking-color-key/9614)

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**Author:** [@chakes00](https://discourse.processing.org/u/chakes00)\
**Replies:** 1\
**Last updated:** [March 28, 2019, 4:31am UTC](https://discourse.processing.org/t/having-trouble-tracking-color-key/9614 "2019-03-28T04:31:27Z")

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Hi, I am fairly new to processing, I have been working in it for a little over 2 months for a class that I am taking. To cut straight to the chase, I am trying to track a very bright green color, essentially as a color …

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## [Forcing SinOsc objects into phase in Processing.sound](https://discourse.processing.org/t/forcing-sinosc-objects-into-phase-in-processing-sound/9702)

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**Author:** [@rmullan](https://discourse.processing.org/u/rmullan)\
**Replies:** 1\
**Last updated:** [March 28, 2019, 3:37am UTC](https://discourse.processing.org/t/forcing-sinosc-objects-into-phase-in-processing-sound/9702 "2019-03-28T03:37:20Z")

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So if you have a user able to turn on or turn off a SinOsc channel with a button, depending on when the button is pressed the tones will be more or less out of phase with each other, leading to different sounds being pro…

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## [Problems with framerate](https://discourse.processing.org/t/problems-with-framerate/8998)

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**Author:** [@jensemand](https://discourse.processing.org/u/jensemand)\
**Replies:** 5\
**Last updated:** [March 28, 2019, 2:55am UTC](https://discourse.processing.org/t/problems-with-framerate/8998 "2019-03-28T02:55:26Z")

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Hi, I am trying to recreating the game Undertale for a project at my school, however I have a problem with the framerate. I want the framerate to be at 60 but it is around 20 to 30. It may be because of the pictures I lo…

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## [Is it possible to open a second window in processing 3.4 using G4P](https://discourse.processing.org/t/is-it-possible-to-open-a-second-window-in-processing-3-4-using-g4p/5888)

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**Author:** [@mbe](https://discourse.processing.org/u/mbe)\
**Replies:** 15\
**Last updated:** [March 27, 2019, 9:38pm UTC](https://discourse.processing.org/t/is-it-possible-to-open-a-second-window-in-processing-3-4-using-g4p/5888 "2019-03-27T21:38:23Z")

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Hello, i am using G4P and i want to open a second window using the variables set in the G4P window. Is there a way ? thanks

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## [ControlP5: frame not working in Mojave](https://discourse.processing.org/t/controlp5-frame-not-working-in-mojave/9666)

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**Author:** [@mgg](https://discourse.processing.org/u/mgg)\
**Replies:** 5\
**Last updated:** [March 27, 2019, 5:42pm UTC](https://discourse.processing.org/t/controlp5-frame-not-working-in-mojave/9666 "2019-03-27T17:42:47Z")

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Hi all, Got a new Mac Mini today to run an installation and it has Mojave. Installed Processing with nothing else on the machine, installed some libraries including controlP5, and tried running the included example Con…

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## [How to upload a file to a FTP server?](https://discourse.processing.org/t/how-to-upload-a-file-to-a-ftp-server/9417)

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**Author:** [@Schred](https://discourse.processing.org/u/Schred)\
**Replies:** 8\
**Last updated:** [March 26, 2019, 12:20am UTC](https://discourse.processing.org/t/how-to-upload-a-file-to-a-ftp-server/9417 "2019-03-26T00:20:56Z")

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Hi! I need to upload a text file to a FTP server, but don’t know how. I found this tutorial that uses the Commons net library, but since it was written in pure Java, processing gives me some error messages. The tutorial…

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## [Parsing HTML with Jsoup](https://discourse.processing.org/t/parsing-html-with-jsoup/9577)

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**Author:** [@esc746](https://discourse.processing.org/u/esc746)\
**Replies:** 4\
**Last updated:** [March 25, 2019, 10:08pm UTC](https://discourse.processing.org/t/parsing-html-with-jsoup/9577 "2019-03-25T22:08:06Z")

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I am attempting to use the Jsoup library to parse HTML but the most basic code does not work. First, the importer generates this: import org.jsoup.\*; import org.jsoup.nodes.\*; import org.jsoup.internal.\*; import org.js…

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## [Connect Procssing with Database](https://discourse.processing.org/t/connect-procssing-with-database/9563)

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**Author:** [@Ismaiel\_Ahmed](https://discourse.processing.org/u/Ismaiel_Ahmed)\
**Replies:** 4\
**Last updated:** [March 25, 2019, 9:16pm UTC](https://discourse.processing.org/t/connect-procssing-with-database/9563 "2019-03-25T21:16:13Z")

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Hello everyone, I’ve read that i can normally use java code with processing code in one program. I created the following class to connect to MYSQL online server “which i created online” import java.sql.\*; class Databa…

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## [Processing is unable to find all classes and functions from a 3rd party jar file](https://discourse.processing.org/t/processing-is-unable-to-find-all-classes-and-functions-from-a-3rd-party-jar-file/9611)

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**Author:** [@graysonh](https://discourse.processing.org/u/graysonh)\
**Replies:** 3\
**Last updated:** [March 25, 2019, 9:07pm UTC](https://discourse.processing.org/t/processing-is-unable-to-find-all-classes-and-functions-from-a-3rd-party-jar-file/9611 "2019-03-25T21:07:56Z")

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Hello all, I posted a while ago here and decided I should generalize my issue more with hopes of finding an answer. If you’re interested in my original specific issue feel free to check out the provided link. Here is t…

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## [Troubleshooting an Issue with 3rd Party Library Integration](https://discourse.processing.org/t/troubleshooting-an-issue-with-3rd-party-library-integration/9538)

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**Author:** [@graysonh](https://discourse.processing.org/u/graysonh)\
**Replies:** 1\
**Last updated:** [March 25, 2019, 9:02pm UTC](https://discourse.processing.org/t/troubleshooting-an-issue-with-3rd-party-library-integration/9538 "2019-03-25T21:02:36Z")

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Hello all, I am working on a project that uses the ImageJ library for image analysis and I have run into a problem that I don’t understand. I have downloaded the ImageJ jar file, added it to my project, and created a te…

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## [Slit Scan Variation - Problem with Array](https://discourse.processing.org/t/slit-scan-variation-problem-with-array/9541)

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**Author:** [@Luis\_luethi](https://discourse.processing.org/u/Luis_luethi)\
**Replies:** 2\
**Last updated:** [March 24, 2019, 9:28pm UTC](https://discourse.processing.org/t/slit-scan-variation-problem-with-array/9541 "2019-03-24T21:28:59Z")

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Today I was working on a slit scan variation to get an animated slit scan. My goal is, that a movement goes through a video and every slice is updated from the video and shows a different time. like running the video fro…

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## [Websockets not working with java version](https://discourse.processing.org/t/websockets-not-working-with-java-version/9518)

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**Author:** [@Quillbert1](https://discourse.processing.org/u/Quillbert1)\
**Replies:** 3\
**Last updated:** [March 23, 2019, 4:45am UTC](https://discourse.processing.org/t/websockets-not-working-with-java-version/9518 "2019-03-23T04:45:25Z")

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I have a networked paint app hosted at paint.unubo.cloud. I am using socket.io for the networking. Whenever I run the app on a localhost, everything works just fine, but when I try to connect to the app on unubo, the soc…

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## [OpenKinect downloading](https://discourse.processing.org/t/openkinect-downloading/9533)

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**Author:** [@Jean-no](https://discourse.processing.org/u/Jean-no)\
**Replies:** 4\
**Last updated:** [March 22, 2019, 9:00pm UTC](https://discourse.processing.org/t/openkinect-downloading/9533 "2019-03-22T21:00:38Z")

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Several students tell me they have issues with the automatic download of OpenKinect (but also sometimes with other librairies hosted on github). Could it be a DNS issue ? Someting else ?

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## [Trouble With Sound File](https://discourse.processing.org/t/trouble-with-sound-file/9491)

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**Author:** [@Mahubis](https://discourse.processing.org/u/Mahubis)\
**Replies:** 2\
**Last updated:** [March 22, 2019, 5:26am UTC](https://discourse.processing.org/t/trouble-with-sound-file/9491 "2019-03-22T05:26:38Z")

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float x; float x2; float theta =0; void setup() { size(600, 600); } void draw() { background(255); fill(0); strokeWeight(2); rect(30, 200, 100, 100);…

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## [Have an error when using OpenCV](https://discourse.processing.org/t/have-an-error-when-using-opencv/9469)

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**Author:** [@Grisha](https://discourse.processing.org/u/Grisha)\
**Replies:** 9\
**Last updated:** [March 20, 2019, 4:46pm UTC](https://discourse.processing.org/t/have-an-error-when-using-opencv/9469 "2019-03-20T16:46:07Z")

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UnsatisfiedLinkError: can’t load library gio-2.0 (gio-2.0|libgio-2.0|libgio-2.0-0) with -Djna.library.path=C:/Users/kave7/OneDrive/%d0%94%d0%be%d0%ba%d1%83%d0%bc%d0%b5%d0%bd%d1%82%d1%8b/Processing/libraries/video/librar…

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## [Converting from Capture Video to Movie](https://discourse.processing.org/t/converting-from-capture-video-to-movie/9482)

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**Author:** [@nathanimate](https://discourse.processing.org/u/nathanimate)\
**Replies:** 1\
**Last updated:** [March 20, 2019, 4:29pm UTC](https://discourse.processing.org/t/converting-from-capture-video-to-movie/9482 "2019-03-20T16:29:27Z")

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Hello all, I have created a camera motion detection and particle trail sketch, which works fine by comparing the pixel colour of the current to previous frame, but I am now trying to convert it so that it works with movi…

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## [Align for TextLabel in Processing](https://discourse.processing.org/t/align-for-textlabel-in-processing/9079)

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**Author:** [@padmakn](https://discourse.processing.org/u/padmakn)\
**Replies:** 13\
**Last updated:** [March 16, 2019, 4:07pm UTC](https://discourse.processing.org/t/align-for-textlabel-in-processing/9079 "2019-03-16T16:07:19Z")

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Hi, Can you please tell me how to use the .align(int, int , int, int) for textlabel in processing? Regards, Padma

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## [Exporting sketch - crash on startup (MAC)](https://discourse.processing.org/t/exporting-sketch-crash-on-startup-mac/9230)

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**Author:** [@has\_sanity](https://discourse.processing.org/u/has_sanity)\
**Replies:** 19\
**Last updated:** [March 18, 2019, 5:15pm UTC](https://discourse.processing.org/t/exporting-sketch-crash-on-startup-mac/9230 "2019-03-18T17:15:06Z")

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Hi, I’m really new to Processing but starting to get into it. Currently I’m stuck trying to export my sketch. I’m using three libraries: opencv, processing video and java.awt. The sketch is supposed to start the built i…

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## [Error in Video librarie](https://discourse.processing.org/t/error-in-video-librarie/2580)

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**Author:** [@lisandro.lanfranco](https://discourse.processing.org/u/lisandro.lanfranco)\
**Replies:** 16\
**Last updated:** [March 19, 2019, 1:16am UTC](https://discourse.processing.org/t/error-in-video-librarie/2580 "2019-03-19T01:16:40Z")

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I try the example “GettingStartedCapture” and the following line throws error String cameras = Capture.list(); UnsatisfiedLinkError: Error looking up function ‘gst\_date\_get\_type’: /usr/lib/x86\_64-linux-gnu/libgstre…

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## [Error in playing sound](https://discourse.processing.org/t/error-in-playing-sound/8908)

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**Author:** [@CodeTime](https://discourse.processing.org/u/CodeTime)\
**Replies:** 2\
**Last updated:** [March 18, 2019, 5:21am UTC](https://discourse.processing.org/t/error-in-playing-sound/8908 "2019-03-18T05:21:47Z")

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So I just started learning on how to add sound into the program but ran into a problem that I can’t exactly understand. I had this code import processing.sound.\*; SoundFile file; void setup() { size(500,500); back…

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## [Error in when trying to use minim BeatDetect](https://discourse.processing.org/t/error-in-when-trying-to-use-minim-beatdetect/9317)

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**Author:** [@SoundGuy](https://discourse.processing.org/u/SoundGuy)\
**Replies:** 4\
**Last updated:** [March 17, 2019, 7:57pm UTC](https://discourse.processing.org/t/error-in-when-trying-to-use-minim-beatdetect/9317 "2019-03-17T19:57:50Z")

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I’m trying to use the code to detect beats in a song. I looked a Minim.BeatDetect class that i found in several examples: but when i try this sketch it gives me an error in the detect() function call: The function d…

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## [Animate QuadGrid](https://discourse.processing.org/t/animate-quadgrid/9242)

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**Author:** [@sjespers](https://discourse.processing.org/u/sjespers)\
**Replies:** 21\
**Last updated:** [March 17, 2019, 7:20pm UTC](https://discourse.processing.org/t/animate-quadgrid/9242 "2019-03-17T19:20:47Z")

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Hello! I found @quark’s QuadGrid on the old forum (https://forum.processing.org/two/discussion/11549/texture-on-a-deformed-plane-is-bent-how-do-i-fix-it) and it was exactly what I was looking for but now I’d like to ani…

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## [How to developia1200morepowerfritl](https://discourse.processing.org/t/how-to-developia1200morepowerfritl/9370)

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**Author:** [@UNAY](https://discourse.processing.org/u/UNAY)\
**Replies:** 1\
**Last updated:** [March 17, 2019, 6:48am UTC](https://discourse.processing.org/t/how-to-developia1200morepowerfritl/9370 "2019-03-17T06:48:24Z")

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DataManager:public class DataManager { private Connection connection; private PreparedStatement preparedStatement; private ResultSet resultSet; public void connect() throws ClassNotFoundException, SQLException { …

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## [Processing to Socket.Io on Unubo](https://discourse.processing.org/t/processing-to-socket-io-on-unubo/9182)

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**Author:** [@Quillbert1](https://discourse.processing.org/u/Quillbert1)\
**Replies:** 4\
**Last updated:** [March 14, 2019, 4:35pm UTC](https://discourse.processing.org/t/processing-to-socket-io-on-unubo/9182 "2019-03-14T16:35:13Z")

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Hi, I have a socket.io app hosted on a website called Unubo (paint.unubo.cloud), and when I try to connect to it using the Websockets library for processing, I get this error: onError(UpgradeException: Didn't switch pro…

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## [Threading on image processing](https://discourse.processing.org/t/threading-on-image-processing/8439)

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**Author:** [@doni](https://discourse.processing.org/u/doni)\
**Replies:** 3\
**Last updated:** [March 14, 2019, 12:45pm UTC](https://discourse.processing.org/t/threading-on-image-processing/8439 "2019-03-14T12:45:20Z")

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hi i try to add another thread to improve fps or might be rendering process but my code do not succed import processing.video.\*; Capture video; void setup() { size(640, 480); // Uses the default video input, see t…

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