The android camera2 api surface preview tutorial completes the setup for the preview display which should now be displaying on the device CODE AVAILABLE ON GITHUB You can get the code from here and then you will need to Tag createcamerapreviewsession or else you can run this command git clone --branch createcamerapreviewsession https://github.com/mobapptuts/recyclerview_image_gallery.git CODE SAMPLES CamaraIntentActivity Member Variables […]
Read moreWe return to the origins of this tutorial series and call the android picasso image resize feature. If this is not used picasso will load the full images. Which will have an obvious impact on the scrolling speed of the android recyclerview image gallery. CODE AVAILABLE ON GITHUB You can download the code from github […]
Read morePart 3 of the camera2 API tutorial series which concentrates opening the android camera2 api cameradevice. This is needed before CaptureRequests & CameraCaptureSessions can be started. Code available on github You can download the code by cloning this url from github https://github.com/mobapptuts/recyclerview_image_gallery.git and the code changes are under the Tag “cameradevice” Or else you can run this […]
Read moreIn part 7 of the android performance optimisations for recyclerview image galleries we will be using android glide image library to compare image gallery scrolling performance against the other solutions in this tutorial series. ADD GRADLE DEPENDENCY FOR GLIDE dependencies { compile fileTree(dir: 'libs', include: ['*.jar']) compile 'com.android.support:recyclerview-v7:22.0.+' compile 'com.github.bumptech.glide:glide:3.6.0' compile 'com.squareup.picasso:picasso:2.5.2' } CALL GLIDE […]
Read morePart 2 of the camera2 API tutorial series which describes how to setup the camera2 API surface preview sizes. It is important that the supported preview sizes from the camera device closely match the desired preview size of the applications preview display. GitHub You can clone the code from github and then Tag “camera2-surface-preview-sizes” or else run this […]
Read moreIn the Android performance with inBitmap tutorial we add the BitmapFactory.Option’s inBitmap flag which can be used for bitmaps that have been evicted from the memory cache but not yet deallocated. This is only supported for android versions Honeycomb or later. Implementation Create a Set of SoftReferenced Bitmaps CamaraIntentActivity private static Set<SoftReference<Bitmap>> mReuseableBitmap; Initialise the […]
Read moreAndroid Camera2 API LooknFeel – Part 1 of a new tutorial series on how to use the android camera 2 api’s. Part 1 focuses on the look & feel of the application, which is based on the recyclerview image gallery Code available on github You can clone the code from https://github.com/mobapptuts/recyclerview_image_gallery.git Tag looknfeel or else you […]
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