get Picture From Camera - Android android.hardware

Android examples for android.hardware:Camera

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  2. Android
  3. android.hardware
  4. Camera

Description

get Picture From Camera

Demo Code

import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.text.SimpleDateFormat;
import java.util.Date;

import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.hardware.Camera;
import android.net.Uri;
import android.os.Environment;
import android.util.Log;

public class Main {
  public static final int MEDIA_TYPE_VIDEO = 2;
  public static final int MEDIA_TYPE_IMAGE = 1;

  public static Bitmap getPicFromCamera(byte[] data, Camera camera, Context context, String filePath, String fileName) {
    File pictureFile = getOutputMediaFile(MEDIA_TYPE_IMAGE);
    if (pictureFile == null) {
      return null;
    }/*ww w .j  a  v  a  2 s  .  c o  m*/

    Bitmap bitmap = BitmapFactory.decodeByteArray(data, 0, data.length);
    if (!saveBitmap2SD(bitmap, context, filePath, fileName)) {
      return bitmap;
    }
    return bitmap;
  }

  /**
   * Create a File for saving an image or video
   */
  public static File getOutputMediaFile(int type) {

    File mediaStorageDir = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES),
        "MyCameraApp");

    // Create the storage directory if it does not exist
    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;
    if (type == MEDIA_TYPE_IMAGE) {
      mediaFile = new File(mediaStorageDir.getPath() + File.separator + "IMG_" + timeStamp + ".jpg");
    } else if (type == MEDIA_TYPE_VIDEO) {
      mediaFile = new File(mediaStorageDir.getPath() + File.separator + "VID_" + timeStamp + ".mp4");
    } else {
      return null;
    }
    return mediaFile;
  }

  public static File getOutputMediaFile() {
    // get the mobile Pictures directory
    File picDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
    String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
    return new File(picDir.getPath() + File.separator + "IMAGE_" + timeStamp + ".jpg");
  }

  public static boolean saveBitmap2SD(Bitmap bitmap, Context context, String filePath, String fileName) {
    String sdStatus = Environment.getExternalStorageState();
    if (!sdStatus.equals(Environment.MEDIA_MOUNTED)) { // Check sd whether usable.
      return false;
    }
    String name = new SimpleDateFormat().format(new Date()) + ".jpg";
    String filePath1 = "/sdcard/DCIM/Camera/";
    File file = new File(filePath1);
    if (!file.exists()) {
      if (!file.mkdirs())
        return false;
    }
    String fileName1 = filePath1 + name;
    FileOutputStream fos = null;
    try {
      fos = new FileOutputStream(fileName1);
      bitmap.compress(Bitmap.CompressFormat.JPEG, 100, fos);
      BufferedOutputStream bos = new BufferedOutputStream(fos);
      bos.flush();
      bos.close();
      fos.flush();
      // fos.write(data);
      fos.close();
    } catch (Exception e) {
      e.printStackTrace();
    } finally {
      try {
        fos.close();
      } catch (Exception e) {
        e.printStackTrace();
      }
    }
    context.sendBroadcast(
        new Intent(Intent.ACTION_MEDIA_MOUNTED, Uri.parse("file://" + Environment.getExternalStorageDirectory())));
    return true;
  }

}

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