Saving image from image view to sd card : Android

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臣服心动
臣服心动 2020-12-16 07:32
testButton.setOnClickListener(new Button.OnClickListener(){

        @Override
        public void onClick(View v) 
        {
                    imageView.setImageB         


        
3条回答
  •  死守一世寂寞
    2020-12-16 08:07

    Try this code :

    BitmapDrawable btmpDr = (BitmapDrawable) ivPic.getDrawable();
    Bitmap bmp = btmpDr.getBitmap();
    
    /*File sdCardDirectory = Environment.getExternalStorageDirectory();*/
    try
    {
        File sdCardDirectory = new File(Environment.getExternalStorageDirectory() + File.separator + "MeeguImages");
        sdCardDirectory.mkdirs();
    
        imageNameForSDCard = "image_" + String.valueOf(random.nextInt(1000)) + System.currentTimeMillis() + ".jpg";
    
        File image = new File(sdCardDirectory, imageNameForSDCard);
        FileOutputStream outStream;
    
        outStream = new FileOutputStream(image);
        bmp.compress(Bitmap.CompressFormat.JPEG, 100, outStream); 
        /* 100 to keep full quality of the image */
        outStream.flush();
        outStream.close();
    
    
    
        //Refreshing SD card
        sendBroadcast(new Intent(Intent.ACTION_MEDIA_MOUNTED, Uri.parse("file://"+ Environment.getExternalStorageDirectory())));
    }
    catch (Exception e) 
    {
        e.printStackTrace();
        Toast.makeText(ViewImage.this, "Image could not be saved : Please ensure you have SD card installed " +
                                                                                "properly", Toast.LENGTH_LONG).show();
    }
    

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