Files
cordova-plugin-mediaPicker/src/android/MediaPicker.java
T
dmcBig d442ce3543 android support compress image
android support compress image
2018-05-15 15:10:34 +08:00

346 lines
13 KiB
Java

package com.dmc.mediaPickerPlugin;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.media.ExifInterface;
import android.media.ThumbnailUtils;
import android.provider.MediaStore;
import android.util.Base64;
import android.net.Uri;
import android.util.Log;
import com.dmcbig.mediapicker.PickerActivity;
import com.dmcbig.mediapicker.PickerConfig;
import com.dmcbig.mediapicker.entity.Media;
import com.dmcbig.mediapicker.TakePhotoActivity;
import org.apache.cordova.CallbackContext;
import org.apache.cordova.CordovaPlugin;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
/**
* This class echoes a string called from JavaScript.
*/
public class MediaPicker extends CordovaPlugin {
private CallbackContext callback;
private int thumbnailQuality=50;
private int quality=100;//default original
private int thumbnailW=200;
private int thumbnailH=200;
@Override
public boolean execute(String action, JSONArray args, CallbackContext callbackContext) throws JSONException {
getPublicArgs(args);
if (action.equals("getMedias")) {
this.getMedias(args, callbackContext);
return true;
}else if(action.equals("takePhoto")){
this.takePhoto(args, callbackContext);
return true;
}else if(action.equals("photoLibrary")){
this.getMedias(args, callbackContext);
return true;
}else if(action.equals("extractThumbnail")){
this.extractThumbnail(args, callbackContext);
return true;
}else if(action.equals("compressImage")){
this.compressImage(args, callbackContext);
return true;
}else if(action.equals("fileToBlob")){
this.fileToBlob(args.getString(0), callbackContext);
return true;
}
return false;
}
private void takePhoto(JSONArray args, CallbackContext callbackContext) {
this.callback=callbackContext;
Intent intent =new Intent(cordova.getActivity(), TakePhotoActivity.class); //Take a photo with a camera
this.cordova.startActivityForResult(this,intent,200);
}
private void getMedias(JSONArray args, CallbackContext callbackContext) {
this.callback=callbackContext;
Intent intent =new Intent(cordova.getActivity(), PickerActivity.class);
intent.putExtra(PickerConfig.MAX_SELECT_COUNT,10); //default 40 (Optional)
JSONObject jsonObject=new JSONObject();
if (args != null && args.length() > 0) {
try {
jsonObject=args.getJSONObject(0);
} catch (Exception e) {
e.printStackTrace();
}
try {
intent.putExtra(PickerConfig.SELECT_MODE,jsonObject.getInt("selectMode"));//default image and video (Optional)
} catch (Exception e) {
e.printStackTrace();
}
try {
intent.putExtra(PickerConfig.MAX_SELECT_SIZE,jsonObject.getLong("maxSelectSize")); //default 180MB (Optional)
} catch (Exception e) {
e.printStackTrace();
}
try {
intent.putExtra(PickerConfig.MAX_SELECT_COUNT,jsonObject.getInt("maxSelectCount")); //default 40 (Optional)
} catch (Exception e) {
e.printStackTrace();
}
try {
ArrayList<Media> select= new ArrayList<Media>();
JSONArray jsonArray=jsonObject.getJSONArray("defaultSelectedList");
for(int i=0;i<jsonArray.length();i++){
select.add(new Media(jsonArray.getString(i), "", 0, 0,0,0,""));
}
intent.putExtra(PickerConfig.DEFAULT_SELECTED_LIST,select); // (Optional)
} catch (Exception e) {
e.printStackTrace();
}
}
this.cordova.startActivityForResult(this,intent,200);
}
public void getPublicArgs(JSONArray args){
JSONObject jsonObject=new JSONObject();
if (args != null && args.length() > 0) {
try {
jsonObject = args.getJSONObject(0);
} catch (Exception e) {
e.printStackTrace();
}
try {
thumbnailQuality = jsonObject.getInt("thumbnailQuality");
} catch (Exception e) {
e.printStackTrace();
}
try {
thumbnailW = jsonObject.getInt("thumbnailW");
} catch (Exception e) {
e.printStackTrace();
}
try {
thumbnailH = jsonObject.getInt("thumbnailH");
} catch (Exception e) {
e.printStackTrace();
}
try {
quality = jsonObject.getInt("quality");
} catch (Exception e) {
e.printStackTrace();
}
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent intent) {
super.onActivityResult(requestCode, resultCode, intent);
try {
if(requestCode==200&&resultCode==PickerConfig.RESULT_CODE){
final ArrayList<Media> select=intent.getParcelableArrayListExtra(PickerConfig.EXTRA_RESULT);
final JSONArray jsonArray=new JSONArray();
cordova.getThreadPool().execute(new Runnable() {
public void run() {
try {
int index=0;
for(Media media:select){
if(quality<100){
media=compressImage(media);
}
JSONObject object=new JSONObject();
object.put("path",media.path);
object.put("uri",Uri.parse(media.path));
object.put("size",media.size);
object.put("name",media.name);
object.put("index",index);
object.put("mediaType",media.mediaType==3?"video":"image");
jsonArray.put(object);
index++;
}
MediaPicker.this.callback.success(jsonArray);
} catch (JSONException e) {
e.printStackTrace();
}
}
});
}
} catch (Exception e) {
e.printStackTrace();
}
}
public void extractThumbnail(JSONArray args, CallbackContext callbackContext){
JSONObject jsonObject=new JSONObject();
if (args != null && args.length() > 0) {
try {
jsonObject = args.getJSONObject(0);
} catch (JSONException e) {
e.printStackTrace();
}
try {
thumbnailQuality = jsonObject.getInt("thumbnailQuality");
} catch (JSONException e) {
e.printStackTrace();
}
try {
String path =jsonObject.getString("path");
jsonObject.put("exifRotate",getBitmapRotate(path));
int mediatype = "video".equals(jsonObject.getString("mediaType"))?3:1;
jsonObject.put("thumbnailBase64",extractThumbnail(path,mediatype,thumbnailQuality));
} catch (Exception e) {
e.printStackTrace();
}
callbackContext.success(jsonObject);
}
}
public String extractThumbnail(String path,int mediaType,int quality) {
String encodedImage = null;
try {
Bitmap thumbImage;
if (mediaType == 3) {
thumbImage = ThumbnailUtils.createVideoThumbnail(path, MediaStore.Images.Thumbnails.MINI_KIND);
} else {
thumbImage = ThumbnailUtils.extractThumbnail(BitmapFactory.decodeFile(path), thumbnailW, thumbnailH);
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
thumbImage.compress(Bitmap.CompressFormat.JPEG, quality, baos);
byte[] imageBytes = baos.toByteArray();
encodedImage = Base64.encodeToString(imageBytes, Base64.DEFAULT);
baos.close();
} catch (Exception e) {
e.printStackTrace();
}
return encodedImage;
}
public Media compressImage(Media media){
File file=compressImage(media.path,quality);
media.path=file.getPath();
media.name=file.getName();
media.size=file.length();
return media;
}
public void compressImage( JSONArray args, CallbackContext callbackContext){
this.callback=callbackContext;
try {
JSONObject jsonObject = args.getJSONObject(0);
String path = jsonObject.getString("path");
int quality=jsonObject.getInt("quality");
if(quality<100) {
File file = compressImage(path, quality);
jsonObject.put("path", file.getPath());
jsonObject.put("size", file.length());
jsonObject.put("name", file.getName());
callbackContext.success(jsonObject);
}else{
callbackContext.success(jsonObject);
}
} catch (Exception e) {
callbackContext.error("compressImage error"+e);
e.printStackTrace();
}
}
public File compressImage(String path,int quality){
ByteArrayOutputStream baos = new ByteArrayOutputStream();
String compFileName="dmcMediaPickerCompress"+System.currentTimeMillis()+".jpg";
File file= new File(cordova.getActivity().getExternalCacheDir(),compFileName);
BitmapFactory.decodeFile(path).compress(Bitmap.CompressFormat.JPEG, quality, baos);
try {
FileOutputStream fos = new FileOutputStream(file);
fos.write(baos.toByteArray());
fos.flush();
fos.close();
} catch (Exception e) {
MediaPicker.this.callback.error("compressImage error"+e);
e.printStackTrace();
}
return file;
}
public int getBitmapRotate(String path) {
int degree = 0;
try {
ExifInterface exifInterface = new ExifInterface(path);
int orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION,ExifInterface.ORIENTATION_NORMAL);
switch (orientation) {
case ExifInterface.ORIENTATION_ROTATE_90:
degree = 90;
break;
case ExifInterface.ORIENTATION_ROTATE_180:
degree = 180;
break;
case ExifInterface.ORIENTATION_ROTATE_270:
degree = 270;
break;
}
} catch (Exception e) {
e.printStackTrace();
}
return degree;
}
public byte[] extractThumbnailByte(String path,int mediaType,int quality) {
try {
Bitmap thumbImage;
if (mediaType == 3) {
thumbImage = ThumbnailUtils.createVideoThumbnail(path, MediaStore.Images.Thumbnails.MINI_KIND);
} else {
thumbImage = ThumbnailUtils.extractThumbnail(BitmapFactory.decodeFile(path), thumbnailW, thumbnailH);
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
thumbImage.compress(Bitmap.CompressFormat.JPEG, quality, baos);
return baos.toByteArray();
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public String fileToBase64(String path) {
byte[] data = null;
try {
BufferedInputStream in = new BufferedInputStream(new FileInputStream(path));
data = new byte[in.available()];
in.read(data);
in.close();
} catch (IOException e) {
e.printStackTrace();
}
return Base64.encodeToString(data, Base64.DEFAULT);
}
public void fileToBlob(String path, CallbackContext callbackContext) {
byte[] data = null;
try {
BufferedInputStream in = new BufferedInputStream(new FileInputStream(path));
data = new byte[in.available()];
in.read(data);
in.close();
} catch (IOException e) {
callbackContext.error("fileToBlob "+e);
e.printStackTrace();
}
callbackContext.success(data);
}
}