Android Developers Backstage

Romain, Chet and Tor posing behind a giant poster rendered with Filament In this episode, Chet and Tor talk with Romain about Filament , a real-time physically based rendering engine for Android (and Windows, Linux and macOS.) We talk about graphics, graphics, and then some more graphics. Subscribe to the podcast feed or download the audio file directly. Links : Filament source code:  https://gith...

Tor, Andre and Chet in the studio In this episode, Chet and Tor talk with Andre Eisenbach from the Device Connectivity Team about Bluetooth -- Bluetooth Classic, Bluetooth BLE, profiles, compatibility challenges and more. Subscribe to the podcast feed or download the audio file directly. Links : Tor :  google.com/+TorNorbye ,  @tornorbye Chet :  google.com/+ChetHaase ,  @chethaase Thanks to contin...

In this episode, Chet and Tor   talk talks with Patrick Robertson from the Location team about... location! We wax poetic about fine-grained location using Wifi routers (among other mechanisms), the Fused Location Provider API for apps that need location information, battery impact of location (and what we're doing to improve that), how GPS works (apparently it uses pieces of string!), and detecti...

In this episode, Chet and Tor   talk talks with Kyle Lampert from the Google News team about... News. Kyle is the lead of the Android app for News and discusses how the team created a rich, smooth UI experience for the reincarnation of this new News thing. (Apologies for the audio quality: this episode was recorded while Chet was on a trip out to the Cambridge office, and the quality is not up to...

Chet, Isaac, Virgil, and Tor, in stark black & white, because it's so totally artistic, and not because the studio lighting made us look like human-shaped blue jello.  In this episode, Chet and Tor talk with Isaac Katzenelson and Virgil Dobjanschi from the Android TV team. We chat about UI, existing devices, IR-vs-BLE, new devices, feature requests from Tor, and digital channel surfing. Oh, and ab...

Tor, Sumir, Tor, Chet, a spiral notebook (blank), and Tor In this episode, Chet and Tor talk with Sumir Kataria about the new WorkManager library that was announced at Google I/O (and released in early form). WorkManager makes it easier to schedule asynchronous work at a more appropriate time using a fluent, chainable API. Think of it as JobScheduler (in fact it uses JobScheduler internally when p...

Tor, Chet, Joe, and Ian (in reverse order) In this episode, Chet and Tor talk with Ian Lake and Joe Baker-Malone about the new Navigation Architecture Component and Navigation Editor, which were recently released in alpha form. This new architecture component makes it easier for developers to control and implement the flow through their application's screens. Subscribe to the podcast feed or downl...

Chet, Romain, Jake, and Tor In this episode, Chet, Romain and Tor talk with Jake Wharton about Android KTX, a set of Kotlin extensions for Android development. Subscribe to the podcast feed or download the audio file directly. Links : GitHub repository for android-ktx Jake's talk at Google I/O Jake :  google.com/+JakeWharton ,  @JakeWharton Chet :  google.com/+ChetHaase ,  @chethaase Romain :  goo...

Florina, Chet, and Clara (Chet is the one sporting the highly-collectible and terribly elegant Android Toolkitty team swag jacket) In this episode, Chet and Tor talk with Florina Muntenescu from Android developer relations and Clara Bayarri from the Android Toolkit team about text. The conversation spans spanning, spannables, spans, and of course spans, but also dives into some of the new text fea...

Chet, Brian and Tor issuing a green screen challenge In this episode, Chet and Tor talk with Brian Carlstrom from the ART team about the new restrictions on non-SDK interfaces in Android P. Subscribe to the podcast feed or download the audio file directly. Links : Restrictions on non-SDK Interfaces Brian :  https://carlstrom.com/ Tor :  google.com/+TorNorbye ,  @tornorbye Chet :  google.com/+ChetH...

Chet, Felipe and Tor In this episode, Chet and Tor talk with Felipe Leme from the Android Framework team about Autofill, a framework in Android 8.0 and later which provides assistance with completing forms such as passwords and credit card numbers. Subscribe to the podcast feed or download the audio file directly. Links : Main page: https://developer.android.com/guide/topics/text/autofill.html Sam...

Dushan, Romain, Chet, and Tor position themselves in correct order for the caption to make sense In this episode, Romain, Chet, and Tor talk with Dushan Leska from the Daydream team, which works on immersive computing. His team is currently focused on AR Core, which makes Augmented Reality happen for Android. We talk about AR, VR, probably other Rs, and lots about graphics and performance. Subscri...

Tor, Chet, and Jeffrey admire the pristine beauty of the recording studio In this episode, Chet and Tor talk with Jeffrey van Gogh from the Tools team. Jeffrey works on R8 and D8. D8 (available in Android Studio 3.0, but off by default) is the replacement for DX, which converts your java byte code to dalvik byte code. R8 (not available yet) is an optimizing compiler, which does the same as D8, but...

Romain, Jean-Michel, and Tor. Chet is in the distant background (~2,500 miles west of the studio.) In this episode, Romain and Tor talk with Jean-Michel Trivi from the Android audio team. Tune in to learn about hardware speaker design, ducking and attenuation, stream types, audio tagging, audio focus, and more! Links: If your activity is playing any audio, don't forget to declare what stream type...

Tor, Chet, and Patrick In this episode, Chet and Tor talk with Patrick Baumann from the Instant Apps team. We cover everything from Instant to Apps. Links: AIA docs: http://g.co/instantapps Developer stories: https://developer.android.com/stories/instant-apps.html Subscribe to the podcast feed or download the audio file directly. Patrick :  @PatrickBaumann Chet :  google.com/+ChetHaase ,  @chethaa...

In which Chet and Tor  Romain Guy talk with Nicolas Geoffray from the ART team about runtime performance, including various optimizations in the Oreo release. Subscribe to the podcast feed or download the audio file directly. Links Performance and Memory Improvements in ART (Google I/O video on YouTube) Romain :  google.com/+RomainGuy ,  @romainguy Chet :  google.com/+ChetHaase ,  @chethaase Tor :...

Tor, Chet and Romain discussing studios In this episode, Chet, Romain and Tor discuss the recently released Android Studio 3.0, the upcoming 3.1 preview release, KotlinConf, and whatever else happened to be on their mind last week. Subscribe to the podcast feed or download the audio file directly. Links Android Studio 3.0 Release Announcement Android Studio 3.1 Preview Romain :  google.com/+Romain...

Tor, Alex, and Chet in the Android-related Studio In this episode, Chet and Tor sync with Alex Ruiz on Gradle, and in particular, the IDE integration of Gradle into Android Studio, past and upcoming performance work, the project structure dialog, APK Debugging, and more. Subscribe to the podcast feed or download the audio file directly. Alex: google.com/+AlexRuiz ,   @alexRuiz Chet :  google.com/+...

In which Chet and Tor  Dan Sandler talk with Andrea Falcone and Matt Willis from the Crashlytics team about (wait for it...) Crashlytics! Subscribe to the podcast feed or download the audio file directly. Links Crashlytics for Android Andrea :  @asfalcone Matt :  @mattwillis Dan : google.com/+DanSandler ,  @dsandler Chet :  google.com/+ChetHaase ,  @chethaase Tor : google.com/+TorNorbye ,  @tornor...

David, Mathieu, and Chet In this episode, Chet talks with David Sehr and Mathieu Chartier from the Android Runtime (ART) team, primarily about garbage collection as well as other recent ART improvements in O. Subscribe to the podcast feed or download the audio file directly. Links Performance and Memory Improvements in ART (Google I/O video on YouTube) Chet :  google.com/+ChetHaase ,  @chethaase T...

In this episode, Chet and Tor  Dan Sandler talk with Julia Reynolds from the Android System UI team about Notifications: channels, Do-Not-Disturb, Dots, ... it's all here. Subscribe to the podcast feed or download the audio file directly. Links Notification Channels Notification Dots Dan : google.com/+DanSandler ,  @dsandler Chet :  google.com/+ChetHaase ,  @chethaase Tor : google.com/+TorNorbye ,...

Tor, Effie, Chet In this episode, Chet and Tor talk with Effie Barak from Pinterest about Android internals and about measuring and improving app performance. Subscribe to the podcast feed or download the audio file directly. Links Android in Tanenbaum's Operating Systems book Effie's Android Internals talk at 360|AnDev Effie :  @CodingChick Chet :  google.com/+ChetHaase ,  @chethaase Tor : google...

Romain, Chet, Jake!, and Tor In this episode, Chet, Romain and Tor talk with Jake Wharton about his new role as an engineer on the Android team at Google, and about Kotlin in particular. Subscribe to the podcast feed or download the audio file directly. Links Parcelable proposal Kotlin extension functions OkHttp Okio Retrofit Wire Moshi Jake :  google.com/+JakeWharton ,  @JakeWharton Romain :  goo...

Iliyan, Romain, Chet, and a complete lack of Tor. In this episode, Chet and Romain (no Tor in sight. Anyone seen Tor? He was on the calendar appointment, totally expected him to show) talked with Iliyan Malchev from the Treble project. Treble was introduced in May of this year as an important step toward faster and more frequent release updates on devices. Subscribe to the podcast feed or download...

Chet, Romain, Mathias, and Tor (not pictured) in the very fancy and highly-decorated recording studio In this episode, Chet and Tor Romain talk with Mathias Agopian, who has worked on (or been the entirety of) the Android graphics team since before Android 1.0. We talk about SurfaceFlinger, PixelFlinger, tearing, buffering, optimizations, and other fun low-level graphics and performance details. S...