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Questions tagged [surfaceflinger]

SurfaceFlinger is Android's window compositor. Use this tag for questions specific to SurfaceFlinger component of Android. In addtion, add android tag as well.

SurfaceFlinger is Android's window compositor. Use this tag for questions specific to SurfaceFlinger component of Android. In addtion, add tag too.

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android porting: "service 'SurfaceFlinger' died"

I am trying to boot blaze board with jellybean 4AJ.2.5P2. When I am trying to boot, I got the following error. init: Failed to open socket 'property_service': Address family not supported by protocol I have used the below bootargs: setenv bootargs…
Dhasneem
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Purgatory list Error (in LogCat)

Is anyone familiar with the following error in LogCat? 10-21 19:45:42.476: E/SurfaceFlinger(155): layer=0x7486e0 is not in the purgatory list I read up on "SurfaceFlinger", which seems to be responsible for graphics rendering on Android, but I'm…
Cabbage soup
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Who provide the data for wifi display?

I try to follow the wifi display codes in Android Jelly bean 4.2. In wifi display, the PlaybackSession class will be responsible for getting the data. And finally it will get the data from a class called SurfaceMediaSource, which inherits from…
user1659072
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Can I use performTraversals to measure FPS on Android?

I'd like to calculate FPS to detect performance issue of an application based on existing Android profiling tool . I noted that on Systrace, it can record the length of performTraversals. As far as I know, performTraversals performs measure, layout…
Wei Yang
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on some devices, ISurfaceComposer captureScreen method cause screen to freeze

I am using ISurfaceComposer captureScreen method to create android device screen capture but on some devices the method call causes the entire screen to freeze. Any idea why is this happening ? Is SurfaceFlinger locked when the screen capture is in…
jacob
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Android Capture Surface Flinger

Many devices do not store the final display data in framebuffer, hence screen capture methods will not work on those devices. I want to know how can get the final composition data from Surface Flinger? If we can achieve the capture from surface…
blganesh
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Android surface flickering between buffers

I am having a problem with my Android system. It is running on a custom platform and when I boot up the device the screen flickers between the bootanim and the console "A N D R O I D " screen. When the bootanim redraws itself it is visible but then…
Markus
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How to run surfaceflinger with valgrind?

I am debugging memory corruption issue and I want to check whether SF is accessing invalid memory or not but I don't know how to launch SF using command line. Please help.
JeremyLiu
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How Layer's Buffer is mapped to Framebuffer in Android SurfaceFlinger

when Surface is created, there is a buffer associated with it, which is used to hold all canvas data related to this surface. And there could be multiple surafce created at a time in android application. So my doubt it, as there is limited number…
Rahul
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Change pixel color in android display

I want to change pixel color via android application using background. It means entire screen, not image file. How can I modify pixel color? Result of searching, I could find "Bitmap", "Surfaceflinger", "Framebuffer". but, I don't know what is…
Hwi
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