# Processing for Android

**URL:** https://discourse.processing.org/c/processing-android/12.md?no_subcategories=false&page=15

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

**Page:** 16

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## [AR processing for Android](https://discourse.processing.org/t/ar-processing-for-android/24989)

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**Author:** [@Kaykins](https://discourse.processing.org/u/Kaykins)\
**Replies:** 2\
**Last updated:** [October 29, 2020, 10:13am UTC](https://discourse.processing.org/t/ar-processing-for-android/24989 "2020-10-29T10:13:11Z")

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Hello I’m a beginner and I’m trying to follow this tutorial https://android.processing.org/tutorials/ar\_intro/index.html because I want to do the 2d ar image that’s shown at the top of the page. Everything is working …

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## [Can we add to the android processing reference?](https://discourse.processing.org/t/can-we-add-to-the-android-processing-reference/24878)

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**Author:** [@paulgoux](https://discourse.processing.org/u/paulgoux)\
**Replies:** 13\
**Last updated:** [October 27, 2020, 6:11pm UTC](https://discourse.processing.org/t/can-we-add-to-the-android-processing-reference/24878 "2020-10-27T18:11:35Z")

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As the title implies is there any way to submit code to the processing android reference. The current reference is a bit light and I feel it might be good if more examples were added.

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## [Image Loader / Explorer Dialog Box (Android 10 update at bottom)](https://discourse.processing.org/t/image-loader-explorer-dialog-box-android-10-update-at-bottom/15849)

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**Author:** [@noel](https://discourse.processing.org/u/noel)\
**Replies:** 54\
**Last updated:** [October 26, 2020, 12:40pm UTC](https://discourse.processing.org/t/image-loader-explorer-dialog-box-android-10-update-at-bottom/15849 "2020-10-26T12:40:34Z")

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Edit: You must give Read permission! Following short code will let you choose your favorite Image Explorer, where you can select your file which will be loaded in the pixels\[\] array. Please comment if any error. impor…

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## [About processing](https://discourse.processing.org/t/about-processing/13648)

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**Author:** [@ermina](https://discourse.processing.org/u/ermina)\
**Replies:** 3\
**Last updated:** [August 30, 2019, 9:52am UTC](https://discourse.processing.org/t/about-processing/13648 "2019-08-30T09:52:12Z")

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Hello, i would like to know if there is a way to open an existing apk file with processing 3? If there is, how can i open it and which mode must i use?Android? Thank you

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## [Execution of build is in an endless loop](https://discourse.processing.org/t/execution-of-build-is-in-an-endless-loop/24803)

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**Author:** [@Dr.Quark](https://discourse.processing.org/u/Dr.Quark)\
**Replies:** 3\
**Last updated:** [October 21, 2020, 9:08pm UTC](https://discourse.processing.org/t/execution-of-build-is-in-an-endless-loop/24803 "2020-10-21T21:08:39Z")

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I’m building a sketch for a Samsung Tab A. Everything seems to be connected and going OK, but the build has completed about 50 tasks and is stuck on the last one shown here. What to do? (Processing under Win10) … Task…

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## [Link to Samsung Tab A](https://discourse.processing.org/t/link-to-samsung-tab-a/24750)

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**Author:** [@Dr.Quark](https://discourse.processing.org/u/Dr.Quark)\
**Replies:** 4\
**Last updated:** [October 21, 2020, 4:32pm UTC](https://discourse.processing.org/t/link-to-samsung-tab-a/24750 "2020-10-21T16:32:20Z")

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I’m hooked up via USB to the Tab A. The Tab’s settings show the developer options are on and the debugging mode is “on” (debugging mode launches when USB is connected). The Tab USB configuration is MTP. I get all the nor…

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## [Bluetooth hc-05 mac arduino](https://discourse.processing.org/t/bluetooth-hc-05-mac-arduino/24782)

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**Author:** [@seoha](https://discourse.processing.org/u/seoha)\
**Replies:** 1\
**Last updated:** [October 21, 2020, 6:27am UTC](https://discourse.processing.org/t/bluetooth-hc-05-mac-arduino/24782 "2020-10-21T06:27:19Z")

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MacBook and bluetooth hc-05 are not connected. What should I do?:joy::joy:

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## [Accepting the Android SDK component](https://discourse.processing.org/t/accepting-the-android-sdk-component/24752)

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**Author:** [@Dr.Quark](https://discourse.processing.org/u/Dr.Quark)\
**Replies:** 1\
**Last updated:** [October 20, 2020, 4:57pm UTC](https://discourse.processing.org/t/accepting-the-android-sdk-component/24752 "2020-10-20T16:57:44Z")

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I am at a loss. I have tried everything I have read on how to do this. When I first did the install, it never asked about accepting the license and now I can’t find a way to do so. Is the solution to uninstall and try it…

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## [SDK & Connecting Devices](https://discourse.processing.org/t/sdk-connecting-devices/24519)

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**Author:** [@Pete\_r61](https://discourse.processing.org/u/Pete_r61)\
**Replies:** 8\
**Last updated:** [October 18, 2020, 8:57pm UTC](https://discourse.processing.org/t/sdk-connecting-devices/24519 "2020-10-18T20:57:14Z")

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I use latest Processing 3 software. I removed all existing SDK, Android Studio etc to get clean start. 1- Reinstalled android studio to start with 2- Used SDK updater of Processing… no update available… as 30, 29, 28 e…

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## [Getting an error while building APK while having imported the processing.video library](https://discourse.processing.org/t/getting-an-error-while-building-apk-while-having-imported-the-processing-video-library/24670)

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**Author:** [@Ontropy](https://discourse.processing.org/u/Ontropy)\
**Replies:** 0\
**Last updated:** [October 18, 2020, 8:20am UTC](https://discourse.processing.org/t/getting-an-error-while-building-apk-while-having-imported-the-processing-video-library/24670 "2020-10-18T08:20:37Z")

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I am working in the processing IDE. I am getting the com.android.builder.dexing.DexArchiveBuilderException while building the APK when I have imported the processing.video library. I have tried updating the android SDK,…

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## [Hello i Need you Help pls](https://discourse.processing.org/t/hello-i-need-you-help-pls/24597)

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**Author:** [@Magical](https://discourse.processing.org/u/Magical)\
**Replies:** 1\
**Last updated:** [October 14, 2020, 2:53pm UTC](https://discourse.processing.org/t/hello-i-need-you-help-pls/24597 "2020-10-14T14:53:55Z")

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hello, I wanted to ask if you can help me make an app for my first anniversary … so maybe a game or something … pls Help me​:pleading\_face::heart:

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## [Wired Pixel Thing on Android Mode](https://discourse.processing.org/t/wired-pixel-thing-on-android-mode/24178)

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**Author:** [@RyanUnicoen](https://discourse.processing.org/u/RyanUnicoen)\
**Replies:** 12\
**Last updated:** [October 12, 2020, 12:17pm UTC](https://discourse.processing.org/t/wired-pixel-thing-on-android-mode/24178 "2020-10-12T12:17:19Z")

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I was writing an android watch face but when I run it, this happened. FATAL EXCEPTION: main Process: processing.test.star, PID: 27171 java.lang.RuntimeException: The pixels array is not available in this renderer wit…

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## [API 29 for Processing for Android](https://discourse.processing.org/t/api-29-for-processing-for-android/24473)

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**Author:** [@Erald](https://discourse.processing.org/u/Erald)\
**Replies:** 2\
**Last updated:** [October 10, 2020, 5:35pm UTC](https://discourse.processing.org/t/api-29-for-processing-for-android/24473 "2020-10-10T17:35:34Z")

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Good day to everyone, to the developers of this mode: I am on the process of uploading my apk file to Google Play Console but it is requiring me an API of 29 or above for the release… But unfortunately Processing for A…

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## [Cant change SDK location](https://discourse.processing.org/t/cant-change-sdk-location/24348)

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**Author:** [@alaricdragon](https://discourse.processing.org/u/alaricdragon)\
**Replies:** 2\
**Last updated:** [October 8, 2020, 5:53pm UTC](https://discourse.processing.org/t/cant-change-sdk-location/24348 "2020-10-08T17:53:17Z")

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I have no idea what I am doing, and failed to manually install my ‘SDK’ correctly, (or maybe the chosen ‘path’ I used was not right) and now I have to change my ‘path’ to my ‘SDK’ dose anyone know how to change this? or…

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## [Hardware Accelerated Processing in React Native](https://discourse.processing.org/t/hardware-accelerated-processing-in-react-native/24385)

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**Author:** [@jdgdorg](https://discourse.processing.org/u/jdgdorg)\
**Replies:** 0\
**Last updated:** [October 6, 2020, 3:34pm UTC](https://discourse.processing.org/t/hardware-accelerated-processing-in-react-native/24385 "2020-10-06T15:34:43Z")

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Looks like expo-gl is a way to run hardware accelerated processing in React Native. After installing it I see in the documentation that one could run a high-level graphics API using GLView. However, I’m new to this type…

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## [HM10 BLE and BLEPDROID LIBRARY](https://discourse.processing.org/t/hm10-ble-and-blepdroid-library/23606)

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**Author:** [@Erald](https://discourse.processing.org/u/Erald)\
**Replies:** 3\
**Last updated:** [October 5, 2020, 1:34pm UTC](https://discourse.processing.org/t/hm10-ble-and-blepdroid-library/23606 "2020-10-05T13:34:14Z")

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Hi folks, i recently have great success on using Processing Android Mode and Ketai Library to operate my Bluetooth Classic 2.0 system, but the time has come for me to utilize Bluetooth 4.0 BLE which the KETAI Library sad…

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## [Quickest way of compile/upload in Android mode](https://discourse.processing.org/t/quickest-way-of-compile-upload-in-android-mode/24281)

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**Author:** [@juanjoc](https://discourse.processing.org/u/juanjoc)\
**Replies:** 5\
**Last updated:** [October 3, 2020, 9:08pm UTC](https://discourse.processing.org/t/quickest-way-of-compile-upload-in-android-mode/24281 "2020-10-03T21:08:06Z")

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Hello everyone I have been working with processing for Android and I don’t know which is the quickest way of upload an app to android. Because sometimes when the app is uploaded and then something is wrong, I have to co…

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## [Which renderer?](https://discourse.processing.org/t/which-renderer/24307)

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**Author:** [@shedMusic](https://discourse.processing.org/u/shedMusic)\
**Replies:** 0\
**Last updated:** [October 3, 2020, 1:51pm UTC](https://discourse.processing.org/t/which-renderer/24307 "2020-10-03T13:51:56Z")

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Hi All Just asking what renderers people are using for their Android apps. I tend to use P2D instead of the default as I get a slightly better frame rate. I have just tried FX2D too, but that doesn’t seem to work. What…

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## [Getting a red cross on the APP button in android studio](https://discourse.processing.org/t/getting-a-red-cross-on-the-app-button-in-android-studio/24189)

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**Author:** [@swastika](https://discourse.processing.org/u/swastika)\
**Replies:** 1\
**Last updated:** [September 28, 2020, 4:47pm UTC](https://discourse.processing.org/t/getting-a-red-cross-on-the-app-button-in-android-studio/24189 "2020-09-28T16:47:07Z")

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I have recently downloaded android studio. there i saw a red cross on the app Button. due to this, i am not able to run code. what should i do to fix it?

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## [\[Android\] How to prevent 'BACK button'?](https://discourse.processing.org/t/android-how-to-prevent-back-button/24133)

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**Author:** [@GWAK](https://discourse.processing.org/u/GWAK)\
**Replies:** 4\
**Last updated:** [September 26, 2020, 11:29pm UTC](https://discourse.processing.org/t/android-how-to-prevent-back-button/24133 "2020-09-26T23:29:24Z")

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Tool : Processing3.5.3 / Android mode Android SDK 10 Android mode 3.0.1 How to prevent ‘BACK button’ ? import android.app.Activity; import android.content.DialogInterface; import android.app.Activity; import andr…

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## [\[SOLUTION\] How to find out my IP address in smartphone WIFI status](https://discourse.processing.org/t/solution-how-to-find-out-my-ip-address-in-smartphone-wifi-status/24131)

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**Author:** [@GWAK](https://discourse.processing.org/u/GWAK)\
**Replies:** 0\
**Last updated:** [September 26, 2020, 6:01am UTC](https://discourse.processing.org/t/solution-how-to-find-out-my-ip-address-in-smartphone-wifi-status/24131 "2020-09-26T06:01:23Z")

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How to find out my IP address in smartphone WIFI status Share the source code. import android.net.wifi.WifiManager; import android.content.Intent; import android.app.Activity; import android.content.Context; impor…

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## [Ketai camera not working](https://discourse.processing.org/t/ketai-camera-not-working/24026)

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**Author:** [@JoLi](https://discourse.processing.org/u/JoLi)\
**Replies:** 1\
**Last updated:** [September 22, 2020, 10:21am UTC](https://discourse.processing.org/t/ketai-camera-not-working/24026 "2020-09-22T10:21:01Z")

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Hi, I wanted to use ketaicam in APDE, but it doesn’t work I gave camera permission,but I always get the error " java.lang.NoClassDefFoundError: Failed resolution of: Lketai/camera/KetaiCamera; at processing.test.ske…

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## [Use classes from JAR written in Scala](https://discourse.processing.org/t/use-classes-from-jar-written-in-scala/23644)

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**Author:** [@psksvp](https://discourse.processing.org/u/psksvp)\
**Replies:** 2\
**Last updated:** [September 18, 2020, 8:23am UTC](https://discourse.processing.org/t/use-classes-from-jar-written-in-scala/23644 "2020-09-18T08:23:37Z")

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Hi I would like use a class which was written in Scala. The class was package into a jar. The Jar has only one dependency: scala-library-2.13.2.jar. The scala-library-2.13.2.jar itself depends on rt.jar which was part o…

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## [Playing sounds without library](https://discourse.processing.org/t/playing-sounds-without-library/23914)

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**Author:** [@theomine11](https://discourse.processing.org/u/theomine11)\
**Replies:** 7\
**Last updated:** [September 17, 2020, 2:11pm UTC](https://discourse.processing.org/t/playing-sounds-without-library/23914 "2020-09-17T14:11:28Z")

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Hi, I’m on a project on Processing and Processing for Android doesn’t work so I paste the code in APDE and the libraries doesn’t work in APDE so I search a solution for having sound in Processing (and APDE) without libra…

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## [\[ANDROID\] Is there a way to make a'QR CODE' reader?](https://discourse.processing.org/t/android-is-there-a-way-to-make-aqr-code-reader/23870)

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**Author:** [@GWAK](https://discourse.processing.org/u/GWAK)\
**Replies:** 1\
**Last updated:** [September 16, 2020, 12:54am UTC](https://discourse.processing.org/t/android-is-there-a-way-to-make-aqr-code-reader/23870 "2020-09-16T00:54:44Z")

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Is there a way to make a’QR CODE’ reader? Through the above library, you can generate and analyze QR codes in’JAVA MODE’. However, when you set’ANDROID MODE’, No processing due to’BufferedImage’. Is there any good …

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## [Android processing text input and convert in string](https://discourse.processing.org/t/android-processing-text-input-and-convert-in-string/23741)

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**Author:** [@Purr](https://discourse.processing.org/u/Purr)\
**Replies:** 1\
**Last updated:** [September 14, 2020, 8:37pm UTC](https://discourse.processing.org/t/android-processing-text-input-and-convert-in-string/23741 "2020-09-14T20:37:07Z")

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Hi there, I was working on an app in java and I want now to convert on android app. The problem is I was using g4p controls and I know that this lib is not working on android. I really need this value cause with this …

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## [Android dynamic IP](https://discourse.processing.org/t/android-dynamic-ip/23725)

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**Author:** [@Purr](https://discourse.processing.org/u/Purr)\
**Replies:** 0\
**Last updated:** [September 7, 2020, 2:54pm UTC](https://discourse.processing.org/t/android-dynamic-ip/23725 "2020-09-07T14:54:38Z")

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Hello, I want to make a app who have a dynamic IP: I would like that you can enter a link when you lanch the app. After you enter link, the app receive information about the ip adress of the computer who receive inf…

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## [Play Videos in my apps](https://discourse.processing.org/t/play-videos-in-my-apps/23707)

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**Author:** [@Magical](https://discourse.processing.org/u/Magical)\
**Replies:** 13\
**Last updated:** [September 6, 2020, 9:31pm UTC](https://discourse.processing.org/t/play-videos-in-my-apps/23707 "2020-09-06T21:31:46Z")

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import android.media.MediaMetadataRetriever; import android.os.Looper; import android.app.Activity; import android.view.ViewGroup; import android.view.View; import android.view.SurfaceHolder; import android.view.SurfaceV…

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## [Can you Help me dir my Game](https://discourse.processing.org/t/can-you-help-me-dir-my-game/23705)

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**Author:** [@Magical](https://discourse.processing.org/u/Magical)\
**Replies:** 8\
**Last updated:** [September 6, 2020, 8:32pm UTC](https://discourse.processing.org/t/can-you-help-me-dir-my-game/23705 "2020-09-06T20:32:11Z")

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bird b = new bird(); pillar\[\] p = new pillar\[3\]; boolean end=false; boolean intro=true; int score=0; void setup() { size(displayWidth, displayHeight); for (int i = 0; i\<3; i++) { p\[i\]=new pillar(i); } } void dr…

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## [My phone was hacked now i need help](https://discourse.processing.org/t/my-phone-was-hacked-now-i-need-help/23676)

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**Author:** [@Dominik\_rgn](https://discourse.processing.org/u/Dominik_rgn)\
**Replies:** 4\
**Last updated:** [September 4, 2020, 7:24pm UTC](https://discourse.processing.org/t/my-phone-was-hacked-now-i-need-help/23676 "2020-09-04T19:24:56Z")

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my phone was hacked now i need help. can I also program something similar? Can i program a gallery?

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