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Cannot Open Fb Device /dev/graphics/fb0

Then in your Java code you can do all the logic like converting the image to RGBXXX, or converting it to various formats. mateusz- closed this Feb 28, 2016 Sign up for free to join this conversation on GitHub. Toggle navigation Links Facebook Youtube About Related posts Android Overlay Mouse Cursor Developing for Android – the SDK – upd... Preview Email me at this address if my answer is selected or commented on:Email me if my answer is selected or commented on Privacy: Your email address will only be used have a peek here

SKC / 11 Mar 2013 1:08pm # Is it possible to access the fb0 file without using "su" to run your this as a native code ? So logically in any system app, having these both permission you should not face any issue in accessing framebuffer and surface flinger. (Its also written in /frameworks/base/core/res/AndroidManifest.xml in comment where READ_FRAME_BUFFER See my blog. It seems to me like a bug in Android that the GC doesn't do it by itself even when the number of open files is big.

Friday, October 19, 2012 Creating an overlay on Android Framebuffer Hey Guys, Recently I tried something really crazy. Go to $PROJECT directory $ source build/envsetup.sh $ lunch full_crespo-eng Now the build environment is ready. How can I proceed? Then the user can see the video.

REGISTER Takes just a sec! Radu Motisan / 21 May 2012 7:41pm # First connect with adb (adb shell) and try chmod there. Green patch on top of display Good luck and Enjoyy !!!! I share the solution here for someone who is looking for it.

It works perfectly fine now !! Faizan / 15 Jun 2011 2:01pm # how to check if i have root access? and my application is only for the rooted ones Radu Motisan / 22 May 2012 10:11am # in this case it will work. Powered byWordPress & PR News Theme This site uses cookies: Find out more.Okay, thanks ҳ ʴ ǩ ¼ ע ҳ › ׿ › android ›  Androidԭ(Native)C֮framebufferƪ ϵ / 2013-04-03 00:39 ڴĶ Ȼͨ滷򣬲pushAndroidִУֻconsolęDzЩأҪͨLinuxframebufferAndroidϻͼΣLinuxframebufferͲϸˣgoogleһ¡framebufferҪ£1һõFrameBuffer豸2ͨmmapðԿڴռӳ䵽ûռ䣻3ڴռݲʾ

Do humans have an obligation to prevent animal on animal violence? Before reporting your success/insuccess install the latest build from this thread. Should I allow my child to make an alternate meal if they do not like anything served at mealtime? The only part I don't know is how to open the "/dev/graphics/fb0" file from within my program.

please help me Zeshan / 16 Apr 2012 8:32am # For me blue color is showing as orange, and orange color is shown as blue…. 🙁 any help? http://forum.xda-developers.com/showthread.php?t=710805&page=25 This tool uses JavaScript and much of it will not work correctly without it enabled. Where in Code I have to make changes. 2. Anti-spam verification: To avoid this verification in future, please log in or register.

If something is unclear about the NDK tutorial, please post your questions under the NDK article. http://dekovsoft.com/cannot-open/cannot-open-source-device-php.html Indeed, trying to adb pull fb0 gives me permissions issues. Thanks and Regards, Abhinav Abhinav / 16 Jun 2012 1:23am # Sorry the comment seems to have been cut short the previous time I am trying to capture the screenshot of I tried it, and it worked, but in case that there is also video that is playing somewhere on the screen, the captured frame does not include the video, any idea

Frankly, have only written a couple of HelloWorld programs. Please can you check if I have done some mistake here? An example of such "hidden" API is SurfaceControl.screenshot(int width, int height, int minLayer, int maxLayer). Check This Out lanmic / 28 May 2012 1:20pm # great thanks.

Variable regulated power supply Programmatically Injecting Events on Android ̵... Similar Question Open other app from webview in Android? Radu Motisan / 22 May 2012 1:16pm # Looking at the code, the native program simply saves that file as BMP and exits with return 0.

please can you give a hint on how to do that?

It is now a valuable resource for people who want to make the most of their mobile devices, from customizing the look and feel to adding new functionality. M.Bilal / 25 Apr 2012 3:50pm # hi, when i change android minsdk version 3 to 4 code does not work.any reason??? In this case, we have an extra alpha channel, that we need to ignore when creating the final bitmap. Hosted by Leaseweb We're Social Remember Register 1 newChill newPuzzles newGK newSports Home Questions Unanswered Tags Users Ask a Question Post a Job Jobs Write Article Articles Connect to us Get

Hyper Derivative definition. Peter's solution below works, but I felt the need to write a simpler code: if (depth == 32) //skip transparency channel { rgb24 = (uint8_t *) malloc(w * h * Is there any additional steps, I should do? http://dekovsoft.com/cannot-open/cannot-open-root-device-302.html Android Overlay cursor « PocketMagic / 27 Jul 2012 5:59pm # […] can draw the cursor at the framebuffer level, and while this provides optimum performance, it requires special privileges that

As suggested by you, I have tried the chmod, but it didn't work as my phone is not rooted, but whichever app is trying to run these commands are signed with Please help what changes I have to make to work it properly. A girl is blind, deaf, dumb and uneducated too. Home Tags android Android: open /dev/graphics/fb0 failed, despite...

so you don't need to connect to the PC. cannot open fb device /dev/graphics/fb0 I don't have su and I can't cd or ls the graphics directory to change/verify permissions. Mamatha / 22 Jan 2013 7:56am # Hi Radu, I am developing a application where user can draw/write something on the screen, and this is recorded as video. If I try adb pull /dev/graphics/fb0 fb0, adb responds with remote object '/dev/graphics/fb0' does not exist.

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