Petros Douvantzis (@Petrakeas) profile picture

Petros Douvantzis

@Petrakeas

Cofounder and CTO @horizonCamera ● Creator of Horizon app http://t.co/gQKO1tN46R

 Thessaloniki
evilwindowdog.com
Joined January 2009
  • Tweets86
  • Following71
  • Followers143
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Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)Photo by Petros Douvantzis (@Petrakeas)
Is it me or Final Fantasy XV track "Hammerhead" sounds like Blondie's "Call me"? youtube.com/watch?v=QV4WBO_V…
Can't explain these unpredictable calculation results on @Arm Cortex-A53 stackoverflow.com/questions/…
I just published “Alias free resize with RenderScript” medium.com/p/alias-free-resi…
Alias free resize with RenderScript

Alias free resize with RenderScript

Resizing a bitmap is a quite common task. Let’s say you want to create a thumbnail from a source image; you will have to resize it to quite…

petrakeas.medium.com
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(int) (2160. / 2.16) -> 999
Just found the cause of a weird bug. Android 6+ seems to back-up & restore you apps' data by default. developer.android.com/traini…
Upgrading my #alienware alpha
Image from Petros Douvantzis (@Petrakeas)
The Mono guys are super fast. The bug is now fixed: github.com/mono/mono/commit/…
[jit] Emit memory barriers for volatile STFLD opcodes. Fixes #42413. · mono/mono@9967859

[jit] Emit memory barriers for volatile STFLD opcodes. Fixes #42413. · mono/mono@9967859

github.com
After studying C#'s memory model and lock-free programming, I've spotted a bug in Mono's volatile implementation goo.gl/fgJqTV
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Petros Douvantzis retweeted
Linkpack (@linkpackapp) profile picture
Linkpack@linkpackapp6 Feb 2016
Huge server update! Your Linkpacks are now on auto-updating! No need to keep tapping the share button. Blog post is coming soon :)
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Petros Douvantzis retweeted
Stelios Petrakis (@stelabouras) profile picture
Stelios Petrakis@stelabouras14 Jan 2016
At last! @Linkpackapp is now available! Check out and vote our entry on @ProductHunt! producthunt.com/tech/linkpac… :)

Linkpack: Save, read and share your links | Product Hunt

With Linkpack you can save your links for later, read them and even have them narrated automatically! You links are always synced between the app and your Dropbox account, meaning that you can use...

producthunt.com
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Petros Douvantzis retweeted
App Store (@AppStore) profile picture
App Store
@AppStore26 Nov 2015
🎉🎊#Thanksgiving🎊🎉
Image from App Store (@AppStore)
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A post about one of the optimizations we did on @HorizonCamera for Android: blog.horizon.camera/post/134…
Nice post about asynchronous messaging patterns in audio processing. It also applies to a realtime video pipeline. rossbencina.com/code/program…
Petros Douvantzis retweeted
Horizon Camera (@HorizonCamera) profile picture
Horizon Camera@HorizonCamera3 Nov 2015
Horizon 3.5 introduces Filter Packs! Check out our latest trailer here: youtube.com/watch?v=aNKnzCx4…
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Lower GPU usage in Android with one style attribute: <item name="android:windowBackground">@null</item>
Petros Douvantzis retweeted
Horizon Camera (@HorizonCamera) profile picture
Horizon Camera@HorizonCamera22 Oct 2015
Horizon SDK is here! The technology that powers Horizon app is now available to all iOS developers! blog.horizon.camera/post/131…
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Some utility methods I made, that help you get a return value when posting a runnable or wait until it finishes: github.com/Petrakeas/HVTHand…
GitHub - Petrakeas/HVTHandler: Utility methods that provide advanced functionality when using...

GitHub - Petrakeas/HVTHandler: Utility methods that provide advanced functionality when using...

Utility methods that provide advanced functionality when using Runnables on Android. - Petrakeas/HVTHandler

github.com
Don't use array() with direct ByteBuffers in Java. Learned it the hard way. worldmodscode.wordpress.com/…

The Java ByteBuffer – a crash course

In my experience, java.nio.ByteBuffer is a source of confusion and subtle bugs when developers first encounter it, because it is not immediately obvious how to use it correctly. It took some repeat…

worldmodscode.wordpress.com
Just finished Full throttle. Better late than never! What a game..
#CatchTheThrone #GoT025
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