The document discusses WPE WebKit for Android, highlighting its build system and dependencies, particularly detailing its configuration and patching process. It outlines the functionalities of the WPE view, including loading URLs and basic browser navigation methods. Future work on hardware acceleration and packaging is also mentioned, along with resources for further exploration.

1. WPE WebKit for Android
Fernando Jiménez Moreno
Igalia, May 2021
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3. History & motivations
Credits: Jeff Goldblum & Žan Doberšek
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4. 0:00

5. 0:00
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6. Building blocks
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7. Build system
90+ dependencies
Cerbero from GStreamer
class Recipe(recipe.Recipe):
name = 'wpewebkit'
version = '2.30.4'
stype = SourceType.TARBALL
btype = BuildType.CMAKE
url = 'https://wpewebkit.org/releases/wpewebkit-{0}.tar.xz'.fo
python3 scripts/bootstrap --build
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8. Build system
self.patches += [
'wpewebkit/0001-Android-remove-uses-of-shm_open-and-shm_unlink
'wpewebkit/0001-Android-logging.patch',
'wpewebkit/0001-Android-spawn-services.patch',
'wpewebkit/0001-Android-web-network-process-entrypoint.patch',
'wpewebkit/0001-Android-terminate-process.patch',
'wpewebkit/0001-Android-disable-pson.patch',
'wpewebkit/0001-Try-to-find-libz-with-pkg-config.patch',
'wpewebkit/0001-Scroll-related-changes.patch',
'wpewebkit/0001-PlatformDisplayLibWPE-use-eglGetPlatformDispla
'wpewebkit/0001-GLContextEGL-don-t-attempt-to-swap-buffers-for
'wpewebkit/0001-ThreadedCompositor-allow-null-native-surface-h
]
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10. WPEView
void loadUrl(@NonNull String url)
boolean canGoBack()
boolean canGoForward()
void goBack()
void goForward()
void stopLoading()
void reload()
int getProgress()
String getTitle()
String getUrl()
String getOriginalUrl()
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11. WPEView
<com.wpe.wpeview.WPEView
android:id="@+id/wpe_view"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity"/>
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12. WPEView
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
var browser = findViewById(R.id.wpe_view)
browser?.loadUrl(INITIAL_URL)
}
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13. Process Model
WebProcessService
WPEService
Service
NetworkProcessS
WebProcessGlue NetworkProcess
WebProcessGlue
JNI NetworkProcessGlue JNI
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14. Process Model - PSON
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15. Browser and Pages
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16. WPE Backend
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17. gfx.View
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18. Future work
h/w accelerated video playback
Native Hardware Buffers
PSON
armv7, x86
Emulator
Packaging and distribution
Resize, fullscreen
Many, many more
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19. Give it a try
https://cloud.igalia.com/s/E2sHHMRTwAHfCS7 https://github.com/Igalia/wpe-android
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20. anks!
Any questions?
Ask for help!
ferjm@igalia.com
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