# Processing for Android

**URL:** https://discourse.processing.org/c/processing-android/12.md?no_subcategories=false&page=8

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**Page:** 9

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## [Cannot read csv file in Processing Android](https://discourse.processing.org/t/cannot-read-csv-file-in-processing-android/35504)

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**Author:** [@Coder1](https://discourse.processing.org/u/Coder1)\
**Replies:** 2\
**Last updated:** [March 2, 2022, 8:04am UTC](https://discourse.processing.org/t/cannot-read-csv-file-in-processing-android/35504 "2022-03-02T08:04:04Z")

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Table table = loadTable(“Mappe.csv”); table.addRow(); table.addColumn(“Clan”); table.setString(0,“data/Mappe.csv”); println(table.getString(0,“Clan”)); The file “Mappe.csv” is in my data folder. I get the Error: j…

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## [Bluetooth connection times out](https://discourse.processing.org/t/bluetooth-connection-times-out/35146)

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**Author:** [@un23](https://discourse.processing.org/u/un23)\
**Replies:** 6\
**Last updated:** [February 26, 2022, 1:33pm UTC](https://discourse.processing.org/t/bluetooth-connection-times-out/35146 "2022-02-26T13:33:33Z")

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Hello, I am trying to connect my tablet to a BT05 Bluetooth serial adapter. The Android version is 5.1, but I also tested a newer device with the same result. I used “Serial Bluetooth Terminal” to connect to the same ad…

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## [Android is not updated](https://discourse.processing.org/t/android-is-not-updated/35459)

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**Author:** [@GWAK](https://discourse.processing.org/u/GWAK)\
**Replies:** 0\
**Last updated:** [February 26, 2022, 11:37am UTC](https://discourse.processing.org/t/android-is-not-updated/35459 "2022-02-26T11:37:37Z")

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Android version is not updated. Do you have any problems or solutions?

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## [I cannot add Android mode: "4.2.1 not compatible"](https://discourse.processing.org/t/i-cannot-add-android-mode-4-2-1-not-compatible/35457)

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**Author:** [@gidiav](https://discourse.processing.org/u/gidiav)\
**Replies:** 3\
**Last updated:** [February 26, 2022, 4:35am UTC](https://discourse.processing.org/t/i-cannot-add-android-mode-4-2-1-not-compatible/35457 "2022-02-26T04:35:57Z")

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Hello. I have just installed Processing for the first time. When I click “Add Mode…” the Android line is grayed out and the Install button is disabled: About Processing says “4.0b6” in the top left corner, and I am…

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## [Duplicate class Error thrown with ShortMessage library on Android mode](https://discourse.processing.org/t/duplicate-class-error-thrown-with-shortmessage-library-on-android-mode/35443)

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**Author:** [@bigboss97](https://discourse.processing.org/u/bigboss97)\
**Replies:** 0\
**Last updated:** [February 25, 2022, 11:36am UTC](https://discourse.processing.org/t/duplicate-class-error-thrown-with-shortmessage-library-on-android-mode/35443 "2022-02-25T11:36:29Z")

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I’m running Processing v3.5.4 on Windows10. I’ve downloaded the package from: C:\\Users\\home\\Documents\\Processing\\libraries\\ShortMessage I added the library ShortMessage from the default list. I can run the sample code R…

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## [Need Help On NDS Emulators](https://discourse.processing.org/t/need-help-on-nds-emulators/35380)

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**Author:** [@Edwardmarroquin](https://discourse.processing.org/u/Edwardmarroquin)\
**Replies:** 1\
**Last updated:** [February 23, 2022, 9:47am UTC](https://discourse.processing.org/t/need-help-on-nds-emulators/35380 "2022-02-23T09:47:35Z")

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Hi, everyone. I am posting this for a need. For a couple of days, I am looking for some programs of NDS emulators or just emulators. Can you provide any suggestions in this regard?

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## [Take triangle from image onto display](https://discourse.processing.org/t/take-triangle-from-image-onto-display/35281)

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**Author:** [@Sekoia](https://discourse.processing.org/u/Sekoia)\
**Replies:** 10\
**Last updated:** [February 21, 2022, 9:48pm UTC](https://discourse.processing.org/t/take-triangle-from-image-onto-display/35281 "2022-02-21T21:48:46Z")

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Hey all, I’m trying to merge two images in a marching squares shape. In some cases, that would mean I need to extract a triangle from one of the images (a small rectangular isoceles triangle). I did find How to copy a t…

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## [Keyboard detection](https://discourse.processing.org/t/keyboard-detection/35346)

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**Author:** [@Sikorsky](https://discourse.processing.org/u/Sikorsky)\
**Replies:** 0\
**Last updated:** [February 21, 2022, 12:46am UTC](https://discourse.processing.org/t/keyboard-detection/35346 "2022-02-21T00:46:24Z")

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Hi mates! Is there a way to detect that status of the virtual keyboard? I use a variable to control the status of the keyboard, but if I close the keyboard with the keyboard button then it does not trigger an event and…

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## [\[Android\] Can you make a slide for the screen?](https://discourse.processing.org/t/android-can-you-make-a-slide-for-the-screen/35284)

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**Author:** [@GWAK](https://discourse.processing.org/u/GWAK)\
**Replies:** 7\
**Last updated:** [February 20, 2022, 1:44am UTC](https://discourse.processing.org/t/android-can-you-make-a-slide-for-the-screen/35284 "2022-02-20T01:44:31Z")

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Can you make a slide for the screen? Hello. I want to put a slide function on the screen like the picture above. Is it possible to create a slide view in ‘android’ using ‘processing’?

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## [saveStrings + loadStrings problem](https://discourse.processing.org/t/savestrings-loadstrings-problem/35289)

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**Author:** [@Flolo](https://discourse.processing.org/u/Flolo)\
**Replies:** 5\
**Last updated:** [February 19, 2022, 4:36pm UTC](https://discourse.processing.org/t/savestrings-loadstrings-problem/35289 "2022-02-19T16:36:26Z")

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Hi, I want to save and load a String in my programm. I could use: saveStrings("filename.txt", new String\[\]{string}); loadStrings("filename.txt"); but the problem with these functions is (as far as I know) that they s…

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## [Storing and retrieving data in Processing for Android](https://discourse.processing.org/t/storing-and-retrieving-data-in-processing-for-android/35272)

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**Author:** [@Sikorsky](https://discourse.processing.org/u/Sikorsky)\
**Replies:** 2\
**Last updated:** [February 19, 2022, 12:09am UTC](https://discourse.processing.org/t/storing-and-retrieving-data-in-processing-for-android/35272 "2022-02-19T00:09:23Z")

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Hi, my name is Alex. I came in contact with Processing through Arduino a few years ago Since then I have been using processing for personal projects and a as a programming learning tool. A great experience. Now I deci…

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## [\[Processing Android\] When is '.aab' output available? (release ‘.aab’)](https://discourse.processing.org/t/processing-android-when-is-aab-output-available-release-aab/35176)

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**Author:** [@GWAK](https://discourse.processing.org/u/GWAK)\
**Replies:** 0\
**Last updated:** [February 15, 2022, 3:36am UTC](https://discourse.processing.org/t/processing-android-when-is-aab-output-available-release-aab/35176 "2022-02-15T03:36:01Z")

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@Rupesh\_Kumar @everyone everyone, When is ‘.aab’ output available? Is ‘.aab’ possible through ‘Processing’? If you have a schedule, I’d like to know.

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## [Didn't find class "java.awt.image.BufferedImage" on path: DexPathList (in Android mode)](https://discourse.processing.org/t/didnt-find-class-java-awt-image-bufferedimage-on-path-dexpathlist-in-android-mode/35058)

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**Author:** [@bigboss97](https://discourse.processing.org/u/bigboss97)\
**Replies:** 1\
**Last updated:** [February 13, 2022, 11:32am UTC](https://discourse.processing.org/t/didnt-find-class-java-awt-image-bufferedimage-on-path-dexpathlist-in-android-mode/35058 "2022-02-13T11:32:18Z")

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I’m using Processing 3.5.4 on Windows 10. I’ve downloaded the source codes of GIF animation from https://github.com/akiljohnson1/GifAnimation. After simplifying the codes, I managed to get it running in Java mode. When …

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## [Android Cannot get access to data folder](https://discourse.processing.org/t/android-cannot-get-access-to-data-folder/14636)

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**Author:** [@PhoenixStormJr](https://discourse.processing.org/u/PhoenixStormJr)\
**Replies:** 34\
**Last updated:** [February 5, 2022, 10:05pm UTC](https://discourse.processing.org/t/android-cannot-get-access-to-data-folder/14636 "2022-02-05T22:05:45Z")

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No matter what i do i cannot get access to the data folder in android. Whats wierd is the exact same code works for desktops. I enabled all permissions but it still tells me permission denied. Whats even more wierd is th…

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## [Abrir o llamar una APP de Android con Processing?](https://discourse.processing.org/t/abrir-o-llamar-una-app-de-android-con-processing/34468)

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**Author:** [@SUNRISE](https://discourse.processing.org/u/SUNRISE)\
**Replies:** 3\
**Last updated:** [February 3, 2022, 8:28pm UTC](https://discourse.processing.org/t/abrir-o-llamar-una-app-de-android-con-processing/34468 "2022-02-03T20:28:59Z")

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Hola , les consulto ya que no pude encontrar por ningun lado , es posible mediante algun comando llamar a ejecutar otra app de android ? por ejemplo desde el mismo sketch de processing abrir Google Assitant ? Muchas gra…

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## [Where to start contributing in Processing Foundation](https://discourse.processing.org/t/where-to-start-contributing-in-processing-foundation/34820)

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**Author:** [@avinashbest](https://discourse.processing.org/u/avinashbest)\
**Replies:** 1\
**Last updated:** [January 26, 2022, 3:17am UTC](https://discourse.processing.org/t/where-to-start-contributing-in-processing-foundation/34820 "2022-01-26T03:17:10Z")

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Hi, my name is Avinash Kumar and I’m a student from NSIT, majoring in Computer Science & Engineering. I’m currently in 3rd Year (5th Semester). I am interested in making contributions to open source projects and am a Go…

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## [saveBytes() in Android](https://discourse.processing.org/t/savebytes-in-android/4642)

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**Author:** [@rva1945](https://discourse.processing.org/u/rva1945)\
**Replies:** 3\
**Last updated:** [January 25, 2022, 12:44am UTC](https://discourse.processing.org/t/savebytes-in-android/4642 "2022-01-25T00:44:16Z")

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Hi: I’m successfully using saveBytes() and loadBytes() in my sketch, the values are stored and later read by the sketch, thought I can’t find the .dat file in the Android files manager tool. Not even in the sketch folde…

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## [Move app to SD card](https://discourse.processing.org/t/move-app-to-sd-card/34828)

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**Author:** [@PhoenixStormJr](https://discourse.processing.org/u/PhoenixStormJr)\
**Replies:** 0\
**Last updated:** [January 24, 2022, 7:17pm UTC](https://discourse.processing.org/t/move-app-to-sd-card/34828 "2022-01-24T19:17:59Z")

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Before I begin I wanted to say I had a lot of trouble with this and couldn’t find anything for 6 months, BUT I figured out a way to move your program to the SD card WITH OR WITHOUT the APK file. Step 1: turn on develope…

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## [Recording videos while minimal movement with android phone](https://discourse.processing.org/t/recording-videos-while-minimal-movement-with-android-phone/34807)

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**Author:** [@Jeff](https://discourse.processing.org/u/Jeff)\
**Replies:** 0\
**Last updated:** [January 23, 2022, 4:25pm UTC](https://discourse.processing.org/t/recording-videos-while-minimal-movement-with-android-phone/34807 "2022-01-23T16:25:08Z")

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My goal is to create an app that measures movement through the built in accelerometer in the phone and records video while there is little movement. I am easily able to get accelerometer readings from tutorial example an…

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## [Serial OTG Android Mode on PC (Android-Arduino)](https://discourse.processing.org/t/serial-otg-android-mode-on-pc-android-arduino/34102)

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**Author:** [@gab022](https://discourse.processing.org/u/gab022)\
**Replies:** 22\
**Last updated:** [January 19, 2022, 8:16am UTC](https://discourse.processing.org/t/serial-otg-android-mode-on-pc-android-arduino/34102 "2022-01-19T08:16:49Z")

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Hi, i want to know hot to use the Processing Android mode, serial(OTG) communication with arduino nano! I found an library but it didn’t work for me, just exits without error message! Thanks for the help!

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## [Android Mode (AR) - Displaying PFragment and Android Fragment in same activity (Android Studio exported.)](https://discourse.processing.org/t/android-mode-ar-displaying-pfragment-and-android-fragment-in-same-activity-android-studio-exported/34715)

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**Author:** [@foxfire999](https://discourse.processing.org/u/foxfire999)\
**Replies:** 0\
**Last updated:** [January 18, 2022, 1:21pm UTC](https://discourse.processing.org/t/android-mode-ar-displaying-pfragment-and-android-fragment-in-same-activity-android-studio-exported/34715 "2022-01-18T13:21:43Z")

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Hello, I’m an advanced android developer and also very stuck in this topic, Exported my sketch to Android Studio; sketch = new Sketch(); fragment = new PFragment(sketch); frame = findViewById(R.id.the\_frame); getSup…

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## [Sketch exported to Android Studio, cannot use in Multi-Fragment Scenario](https://discourse.processing.org/t/sketch-exported-to-android-studio-cannot-use-in-multi-fragment-scenario/34699)

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**Author:** [@foxfire999](https://discourse.processing.org/u/foxfire999)\
**Replies:** 0\
**Last updated:** [January 17, 2022, 10:37pm UTC](https://discourse.processing.org/t/sketch-exported-to-android-studio-cannot-use-in-multi-fragment-scenario/34699 "2022-01-17T22:37:14Z")

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I have successfully exported a sketch to A.S., when run as a single fragment in a single activity it works fine, When I want to insert a custom fragment alongside it (2 separate FrameLayouts); the custom fragment’s crea…

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## [Redraw() not working? How do I force draw?](https://discourse.processing.org/t/redraw-not-working-how-do-i-force-draw/34596)

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**Author:** [@bigboss97](https://discourse.processing.org/u/bigboss97)\
**Replies:** 1\
**Last updated:** [January 12, 2022, 2:16pm UTC](https://discourse.processing.org/t/redraw-not-working-how-do-i-force-draw/34596 "2022-01-12T14:16:34Z")

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I’m using Processing 3.5.4 in Android mode. I’ve an app where a routine is triggered by a mouse press. It takes a while to process. During the routine I want to draw some text information. My understanding, I can use re…

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## [Seek\_closest\_sync](https://discourse.processing.org/t/seek-closest-sync/27593)

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**Author:** [@paturn](https://discourse.processing.org/u/paturn)\
**Replies:** 0\
**Last updated:** [February 4, 2021, 9:54pm UTC](https://discourse.processing.org/t/seek-closest-sync/27593 "2021-02-04T21:54:25Z")

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I am using video to display on screen. The code requires capability to start at any location. I have used seekTo but the video restarts some distance from the required position, possibly the nearest key frame. Elsewhere…

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## [Permission issue in reading file from external storage](https://discourse.processing.org/t/permission-issue-in-reading-file-from-external-storage/34184)

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**Author:** [@bigboss97](https://discourse.processing.org/u/bigboss97)\
**Replies:** 44\
**Last updated:** [January 2, 2022, 7:37am UTC](https://discourse.processing.org/t/permission-issue-in-reading-file-from-external-storage/34184 "2022-01-02T07:37:39Z")

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I can read files from data directory. I want to allow user to copy files to the directory and the app reads them. My problem, when I build the app on Android phone I’ve no idea where the data directory is. Alternatively…

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## [\[Android\] When the application is reconnected, 'setup' operates again](https://discourse.processing.org/t/android-when-the-application-is-reconnected-setup-operates-again/34215)

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**Author:** [@GWAK](https://discourse.processing.org/u/GWAK)\
**Replies:** 2\
**Last updated:** [December 22, 2021, 1:57pm UTC](https://discourse.processing.org/t/android-when-the-application-is-reconnected-setup-operates-again/34215 "2021-12-22T13:57:15Z")

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When the application is reconnected, ‘setup’ operates again. How to operate ‘SETUP’ only once? void setup(){ s1 = new MediaPlayer(); s2 = new MediaPlayer(); af1 = context.getAssets().openFd("1.mp3"); …

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## [VR mode how to get pixel color on mouse click?](https://discourse.processing.org/t/vr-mode-how-to-get-pixel-color-on-mouse-click/33980)

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**Author:** [@dimpapadop](https://discourse.processing.org/u/dimpapadop)\
**Replies:** 1\
**Last updated:** [December 11, 2021, 10:38pm UTC](https://discourse.processing.org/t/vr-mode-how-to-get-pixel-color-on-mouse-click/33980 "2021-12-11T22:38:05Z")

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Hallo, how could we get the pixel color when in VR mode? for example for color tracking in VR mode. I am confused the simple 2d code color cc=get(mouseX,mouseY); println(red(cc),green(cc),blue(cc)); does not r…

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## [I can not receive messages TCP using netP5. for android](https://discourse.processing.org/t/i-can-not-receive-messages-tcp-using-netp5-for-android/33944)

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**Author:** [@Signal](https://discourse.processing.org/u/Signal)\
**Replies:** 0\
**Last updated:** [December 5, 2021, 1:30pm UTC](https://discourse.processing.org/t/i-can-not-receive-messages-tcp-using-netp5-for-android/33944 "2021-12-05T13:30:04Z")

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I am using import netP5. \*; for a TCPclient. TcpClient myClient; NetListener nl1 = new NetListener() { public void netEvent(NetMessage m) { println("netEvent (tcpc) : "+ new String( m.getData() ) ); } public void …

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## [How to send data like singal in pde to apk? - esp32 radar](https://discourse.processing.org/t/how-to-send-data-like-singal-in-pde-to-apk-esp32-radar/33897)

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**Author:** [@abuk](https://discourse.processing.org/u/abuk)\
**Replies:** 0\
**Last updated:** [December 3, 2021, 6:29pm UTC](https://discourse.processing.org/t/how-to-send-data-like-singal-in-pde-to-apk-esp32-radar/33897 "2021-12-03T18:29:44Z")

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Hello, I need some idea how to send data to processing apk. I have a radar project it shows data on processing.pde via signal, how to send the same data to apk?

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## [Ketai camera in VR mode - crashes](https://discourse.processing.org/t/ketai-camera-in-vr-mode-crashes/33816)

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**Author:** [@dimpapadop](https://discourse.processing.org/u/dimpapadop)\
**Replies:** 1\
**Last updated:** [November 29, 2021, 12:13pm UTC](https://discourse.processing.org/t/ketai-camera-in-vr-mode-crashes/33816 "2021-11-29T12:13:40Z")

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Hallo, i try to make ketai camera work in VR mode is it possible? i have the following code from ketai and imported VR /\*\* \* \<p\>Ketai Sensor Library for Android: http://ketai.org\</p\> \* \* \<p\>Ketai Camera Features: \*…

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