How to capture and save an image using custom camera in Android

Question

How do I capture an image in custom camera and then save that image in android

User · Answer

See this documentation  http   developer android com guide topics media camera html custom-camera      Android developer site

User · Answer

showbookimage setOnClickListener new View OnClickListener                  Override             public void onClick View v                        create intent with ACTION IMAGE CAPTURE action                 Intent intent   new Intent MediaStore ACTION IMAGE CAPTURE                        Here REQUEST IMAGE is the unique integer value you can pass it any integer                         start camera activity                 startActivityForResult intent  TAKE PICTURE                                              then u can now give the image a file name as follows and then convert it into bitmap and later on to file   private void createImageFile Bitmap bitmap  throws IOException              Create an image file name         ByteArrayOutputStream bytes   new ByteArrayOutputStream            bitmap compress Bitmap CompressFormat JPEG  40  bytes           String timeStamp   new SimpleDateFormat  yyyyMMdd HHmmss   format new Date             String imageFileName    JPEG     timeStamp                File storageDir   Environment getExternalStoragePublicDirectory                  Environment DIRECTORY PICTURES           File image   File createTempFile                  imageFileName      prefix                      jpg              suffix                    storageDir         directory                       FileOutputStream stream   new FileOutputStream image           stream write bytes toByteArray             stream close               Save a file  path for use with ACTION VIEW intents         mCurrentPhotoPath    file     image getAbsolutePath            fileUri   image getAbsolutePath            Picasso with getActivity    load image  into showbookimage              Override     public void onActivityResult int requestCode  int resultCode  Intent intent             if  requestCode    TAKE PICTURE  amp  amp  resultCode   Activity RESULT OK  amp  amp  intent    null                  get bundle             Bundle extras   intent getExtras                   get             bitMap    Bitmap  extras get  data                  showbookimage setImageBitmap bitMap               try                   createImageFile bitMap                 catch  IOException e                    e printStackTrace                                     use picasso for images to display rather fast

User · Answer

please see below answer   Custom CameraActivity java  public class Custom CameraActivity extends Activity       private Camera mCamera      private CameraPreview mCameraPreview           Called when the activity is first created          Override     public void onCreate Bundle savedInstanceState            super onCreate savedInstanceState           setContentView R layout main           mCamera   getCameraInstance            mCameraPreview   new CameraPreview this  mCamera           FrameLayout preview    FrameLayout  findViewById R id camera preview           preview addView mCameraPreview            Button captureButton    Button  findViewById R id button capture           captureButton setOnClickListener new View OnClickListener                  Override             public void onClick View v                    mCamera takePicture null  null  mPicture                                                   Helper method to access the camera returns null if it cannot get the        camera or does not exist                 return             private Camera getCameraInstance             Camera camera   null          try               camera   Camera open              catch  Exception e                   cannot get camera or does not exist                   return camera             PictureCallback mPicture   new PictureCallback              Override         public void onPictureTaken byte   data  Camera camera                File pictureFile   getOutputMediaFile                if  pictureFile    null                    return                            try                   FileOutputStream fos   new FileOutputStream pictureFile                   fos write data                   fos close                  catch  FileNotFoundException e                   catch  IOException e                                        private static File getOutputMediaFile             File mediaStorageDir   new File                  Environment                          getExternalStoragePublicDirectory Environment DIRECTORY PICTURES                    MyCameraApp            if   mediaStorageDir exists                  if   mediaStorageDir mkdirs                      Log d  MyCameraApp    failed to create directory                    return null                                     Create a media file name         String timeStamp   new SimpleDateFormat  yyyyMMdd HHmmss                    format new Date             File mediaFile          mediaFile   new File mediaStorageDir getPath     File separator                    IMG     timeStamp     jpg             return mediaFile            CameraPreview java  public class CameraPreview extends SurfaceView implements         SurfaceHolder Callback       private SurfaceHolder mSurfaceHolder      private Camera mCamera          Constructor that obtains context and camera      SuppressWarnings  deprecation       public CameraPreview Context context  Camera camera            super context           this mCamera   camera          this mSurfaceHolder   this getHolder            this mSurfaceHolder addCallback this           this mSurfaceHolder setType SurfaceHolder SURFACE TYPE PUSH BUFFERS               Override     public void surfaceCreated SurfaceHolder surfaceHolder            try               mCamera setPreviewDisplay surfaceHolder               mCamera startPreview              catch  IOException e                   left blank for now                       Override     public void surfaceDestroyed SurfaceHolder surfaceHolder            mCamera stopPreview            mCamera release                Override     public void surfaceChanged SurfaceHolder surfaceHolder  int format              int width  int height               start preview with new settings         try               mCamera setPreviewDisplay surfaceHolder               mCamera startPreview              catch  Exception e                   intentionally left blank for a test                     main xml   lt  xml version  1 0  encoding  utf-8   gt   lt LinearLayout xmlns android  http   schemas android com apk res android      android layout width  fill parent      android layout height  fill parent      android orientation  horizontal   gt        lt FrameLayout         android id    id camera preview          android layout width  fill parent          android layout height  fill parent          android layout weight  1    gt        lt Button         android id    id button capture          android layout width  wrap content          android layout height  wrap content          android layout gravity  center          android text  Capture    gt    lt  LinearLayout gt    Add Below Lines to your androidmanifest xml file   lt uses-feature android name  android hardware camera    gt   lt uses-permission android name  android permission CAMERA    gt   lt uses-permission android name  android permission WRITE EXTERNAL STORAGE    gt

User · Answer

Following Snippet will help you   lt  xml version  1 0  encoding  utf-8   gt   lt manifest xmlns android  http   schemas android com apk res android      package  de vogella cameara api      android versionCode  1      android versionName  1 0   gt        lt uses-sdk android minSdkVersion  15    gt       lt uses-permission android name  android permission CAMERA   gt       lt uses-permission android name  android permission WRITE EXTERNAL STORAGE   gt        lt application         android icon   drawable ic launcher          android label   string app name   gt           lt activity             android name  de vogella camera api MakePhotoActivity              android label   string app name   gt               lt intent-filter gt                   lt action android name  android intent action MAIN    gt                    lt category android name  android intent category LAUNCHER    gt               lt  intent-filter gt           lt  activity gt       lt  application gt    lt  manifest gt    main xml   lt  xml version  1 0  encoding  utf-8   gt   lt RelativeLayout xmlns android  http   schemas android com apk res android      android layout width  match parent      android layout height  match parent   gt        lt Button         android id    id captureFront          android layout width  wrap content          android layout height  wrap content          android layout centerInParent  true          android onClick  onClick          android text  Make Photo    gt    lt  RelativeLayout gt    PhotoHandler java  package org sample   import java io File  import java io FileOutputStream  import java text SimpleDateFormat  import java util Date   import android content Context  import android hardware Camera  import android hardware Camera PictureCallback  import android os Environment  import android util Log  import android widget Toast   public class PhotoHandler implements PictureCallback        private final Context context       public PhotoHandler Context context            this context   context              Override     public void onPictureTaken byte   data  Camera camera             File pictureFileDir   getDir             if   pictureFileDir exists    amp  amp   pictureFileDir mkdirs                   Log d Constants DEBUG TAG   Can t create directory to save image                 Toast makeText context   Can t create directory to save image                        Toast LENGTH LONG  show                return                      SimpleDateFormat dateFormat   new SimpleDateFormat  yyyymmddhhmmss            String date   dateFormat format new Date             String photoFile    Picture     date     jpg            String filename   pictureFileDir getPath     File separator   photoFile           File pictureFile   new File filename            try               FileOutputStream fos   new FileOutputStream pictureFile               fos write data               fos close                Toast makeText context   New Image saved     photoFile                      Toast LENGTH LONG  show              catch  Exception error                Log d Constants DEBUG TAG   File    filename    not saved                          error getMessage                 Toast makeText context   Image could not be saved                        Toast LENGTH LONG  show                         private File getDir             File sdDir   Environment            getExternalStoragePublicDirectory Environment DIRECTORY PICTURES           return new File sdDir   CameraAPIDemo              MakePhotoActivity java  package org sample   import android app Activity  import android content pm PackageManager  import android hardware Camera  import android hardware Camera CameraInfo  import android os Bundle  import android util Log  import android view View  import android widget Toast  import de vogella cameara api R   public class MakePhotoActivity extends Activity       private final static String DEBUG TAG    MakePhotoActivity       private Camera camera      private int cameraId   0        Override     public void onCreate Bundle savedInstanceState            super onCreate savedInstanceState           setContentView R layout main               do we have a camera          if   getPackageManager                    hasSystemFeature PackageManager FEATURE CAMERA                 Toast makeText this   No camera on this device   Toast LENGTH LONG                       show              else               cameraId   findFrontFacingCamera                camera   Camera open cameraId               if  cameraId  lt  0                    Toast makeText this   No front facing camera found                            Toast LENGTH LONG  show                                       public void onClick View view            camera takePicture null  null                  new PhotoHandler getApplicationContext                 private int findFrontFacingCamera             int cameraId   -1             Search for the front facing camera         int numberOfCameras   Camera getNumberOfCameras            for  int i   0  i  lt  numberOfCameras  i                  CameraInfo info   new CameraInfo                Camera getCameraInfo i  info               if  info facing    CameraInfo CAMERA FACING FRONT                    Log d DEBUG TAG   Camera found                    cameraId   i                  break                                  return cameraId              Override     protected void onPause             if  camera    null                camera release                camera   null                    super onPause

[android] How to capture and save an image using custom camera in Android?

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