pixel 2 external storage

Talking about several methods of external storage allocation, talking about external storage allocation External Storage refers to memory other than cpu cache and memory. Hard disks, optical disks, and USB flash disks can all be c

;+ Rga_Request.src.vir_h = src_height+16;Add statement in CameraHal.h:Diff--git A/camerahal/camerahal.h B/camerahal/camerahal.hIndex f1e8e8c: 505f22e 100755---a/camerahal/camerahal.h+ + b/camerahal/camerahal.h@@ -118,6 +118,7 @@ -118,6 "C" int cameraformatconvert (int v4l2_fmt_src, int v4l2_fmt_dst, const CHABOOL mirror);extern "C" int rga_nv12_scale_crop (int src_width, int src_height, char *src, short int *dst, int dstbuf_width,int Dst_widt H,int dst_height,int Zoom_val,bool Mirror,bool Isneed

"Android:onclick= "Onclick9"/> ButtonAndroid:layout_width= "0DP"Android:layout_height= "Wrap_content"Android:text= "Getting from a custom directory"Android:layout_weight= "1"Android:onclick= "Onclick10"/> LinearLayout>Java //save files to the directory with package names to the external space store Public voidonclick7 (view view) {// if(Environment.getexternalstoragestate (). Equals (environment.media_mounted)) {//1. Get the con

color is not transparent)?0xff:1byte?Else?0x**: 1byte? (Specific transparency level of 256 levels)END?The loop length of the Trns block is the color number of the palette, which corresponds to a table of color palettes, identifies whether the color is transparent, 0xFF (255) is opaque, and 0x00 (0) is fully transparent.2. True Color Storage (non-professional terminology). The class store does not have a co

name, it returns a file object to the action path 12 File workDir = Context.getDir(dirName, Context.MODE_PRIVATE);Log.e(TAG,"workdir "+ workDir.getAbsolutePath(); Summarize the file related operations, you can draw the following three features:1. File operation only need to provide a file name to the function, so the program itself only needs to maintain the file name;2. No need to create file object and input, output

, output stream, provide file name can return file object or input output stream3. The file object is returned for the path operation.2. External storage:The most confusing is the external storage, if the PC is also to distinguish between external

Android stores and loads local files (external storage devices) and android storage devices Sometimes the application needs to write data to the external storage of the device. If you want to share music, images, or online data with other apps or users, it is easier to share

I. Features1. Store the file in the external storage space (SD card) of the phone2. Storage of any type of file3. operation file using IO input/output stream4. File path1-SD Card root directory/android/data/package name/files/[file type], after the application uninstall, the data is deleted;2-SD root directory/After th

(1) What is cloud storage?Cloud storage is the ability to store your data on a remote server.This means that you can remotely store data such as documents, photos, music and videos without having to occupy physical space or on the home and company computers. There are two options: public cloud: Public cloud storage allows you to share space on a virtual host with

("A BC ", mode_private); 2-get compiler Sharedpreferences.editor editor = Sharedpreferences.edit (); 3-Use editor to add Data editor.putstring ("A", "abcdfe"); Editor.putlong ("B", 123456); 4-Submit Save Editor.commit (); Toast.maketext (Mainactivity.this, "saved successfully", Toast.length_short). Show (); }//Read public void Bt_2 (View v) {sharedpreferences sharedpreferences = getsharedpreferences ("abc", MODE_

File storage (internal storage)once the program is installed in the device, the data/data/package name/That is the internal storage space, external confidentiality.The context provides 2 ways to open an input, output stream FileInputStream openfileinput (String name)

Package com.atguigu.l04_datastorage;Import Java.io.ByteArrayOutputStream;Import Java.io.File;Import Java.io.FileInputStream;Import java.io.FileNotFoundException;Import Java.io.FileOutputStream;Import java.io.IOException;Import android.app.Activity;Import Android.os.Bundle;Import android.os.Environment;Import Android.view.View;Import Android.widget.EditText;Import Android.widget.Toast;/*** Test Phone external file