/*
    * 保存文件昙衅，文件名為當(dāng)前日期
    */
   public boolean saveBitmap(Bitmap bitmap, String bitName) {
       String fileName;
       File file;
       String brand = Build.BRAND;

       if (brand.equals("xiaomi")) { // 小米手機brand.equals("xiaomi")
           fileName = Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera/" + bitName;
       } else if (brand.equalsIgnoreCase("Huawei")) {
           fileName = Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera/" + bitName;
       } else { // Meizu 、Oppo
           fileName = Environment.getExternalStorageDirectory().getPath() + "/DCIM/" + bitName;
       }
//        fileName = Environment.getExternalStorageDirectory().getPath() + "/DCIM/Camera/" + bitName;
       if (Build.VERSION.SDK_INT >= 29) {
//            boolean isTrue = saveSignImage(bitName, bitmap);
           saveSignImage(bitName,bitmap);
           return true;
//            file= getPrivateAlbumStorageDir(NewPeoActivity.this, bitName,brand);
//            return isTrue;
       } else {
           Log.v("saveBitmap brand", "" + brand);
           file =new File(fileName);
       }
       if (file.exists()) {
           file.delete();
       }
       FileOutputStream out;
       try {
           out = new FileOutputStream(file);
// 格式為 JPEG求泰，照相機拍出的圖片為JPEG格式的唯沮，PNG格式的不能顯示在相冊中
           if (bitmap.compress(Bitmap.CompressFormat.JPEG, 90, out)) {
               out.flush();
               out.close();
// 插入圖庫
               if(Build.VERSION.SDK_INT >= 29){
                   ContentValues values = new ContentValues();
                   values.put(MediaStore.Images.Media.DATA,  file.getAbsolutePath());
                   values.put(MediaStore.Images.Media.MIME_TYPE, "image/jpeg");
                   Uri uri = getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
               }else{
                   MediaStore.Images.Media.insertImage(this.getContentResolver(), file.getAbsolutePath(), bitName, null);

               }

           }
       } catch (FileNotFoundException e) {
           Log.e("FileNotFoundException", "FileNotFoundException:" + e.getMessage().toString());
           e.printStackTrace();
           return false;
       } catch (IOException e) {
           Log.e("IOException", "IOException:" + e.getMessage().toString());
           e.printStackTrace();
           return false;
       } catch (Exception e) {
           Log.e("IOException", "IOException:" + e.getMessage().toString());
           e.printStackTrace();
           return false;

// 發(fā)送廣播孝冒，通知刷新圖庫的顯示

       }
//        if(Build.VERSION.SDK_INT >= 29){
//            copyPrivateToDownload(this,file.getAbsolutePath(),bitName);
//        }
       this.sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, Uri.parse("file://" + fileName)));

       return true;

   }

    //將文件保存到公共的媒體文件夾
//這里的filepath不是絕對路徑颅和，而是某個媒體文件夾下的子路徑，和沙盒子文件夾類似
//這里的filename單純的指文件名赖阻，不包含路徑
    public void saveSignImage(/*String filePath,*/String fileName, Bitmap bitmap) {
        try {
            //設(shè)置保存參數(shù)到ContentValues中
            ContentValues contentValues = new ContentValues();
            //設(shè)置文件名
            contentValues.put(MediaStore.Images.Media.DISPLAY_NAME, fileName);
            //兼容Android Q和以下版本
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
                //android Q中不再使用DATA字段框杜，而用RELATIVE_PATH代替
                //RELATIVE_PATH是相對路徑不是絕對路徑
                //DCIM是系統(tǒng)文件夾浦楣，關(guān)于系統(tǒng)文件夾可以到系統(tǒng)自帶的文件管理器中查看，不可以寫沒存在的名字
                contentValues.put(MediaStore.Images.Media.RELATIVE_PATH, "DCIM/");
                //contentValues.put(MediaStore.Images.Media.RELATIVE_PATH, "Music/signImage");
            } else {
                contentValues.put(MediaStore.Images.Media.DATA, Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES).getPath());
            }
            //設(shè)置文件類型
            contentValues.put(MediaStore.Images.Media.MIME_TYPE, "image/JPEG");
            //執(zhí)行insert操作霸琴，向系統(tǒng)文件夾中添加文件
            //EXTERNAL_CONTENT_URI代表外部存儲器椒振，該值不變
            Uri uri = getContentResolver().insert(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, contentValues);
            if (uri != null) {
                //若生成了uri，則表示該文件添加成功
                //使用流將內(nèi)容寫入該uri中即可
                OutputStream outputStream = getContentResolver().openOutputStream(uri);
                if (outputStream != null) {
                    bitmap.compress(Bitmap.CompressFormat.JPEG, 90, outputStream);
                    outputStream.flush();
                    outputStream.close();
                }
            }
        } catch (Exception e) {
        }
    }