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2014/10/16 ¤W¤È 08:10:36
android Programming Glossary: bitmapfactory.decodefileOutofMemoryError: bitmap size exceeds VM budget (Android) http://stackoverflow.com/questions/1586685/outofmemoryerror-bitmap-size-exceeds-vm-budget-android VM budget ERROR AndroidRuntime 7906 at android.graphics.BitmapFactory.decodeFile BitmapFactory.java 295 My code is pretty straight forward. I.. R.id.displayPicture bm Bitmap.createScaledBitmap BitmapFactory.decodeFile sdcard dcim Camera 20091018203339743.jpg 100 100 true parkImageButton.setImageBitmap..
How to select and crop an image in android? http://stackoverflow.com/questions/2085003/how-to-select-and-crop-an-image-in-android System.out.println path filePath Bitmap selectedImage BitmapFactory.decodeFile filePath _image ImageView findViewById R.id.image _image.setImageBitmap..
Android save Checkbox State in ListView with Cursor Adapter http://stackoverflow.com/questions/2406937/android-save-checkbox-state-in-listview-with-cursor-adapter Path sdcard Tourabout Thumbs FileName .jpg Bitmap bm BitmapFactory.decodeFile Path null holder.Photo.setImageBitmap bm holder.DateTaken.setText.. Path sdcard Tourabout Thumbs FileName .jpg Bitmap bm BitmapFactory.decodeFile Path null File x null holder.Photo.setImageBitmap bm holder.DateTaken.setText..
How to pick an image from gallery (SD Card) for my app in Android? http://stackoverflow.com/questions/2507898/how-to-pick-an-image-from-gallery-sd-card-for-my-app-in-android columnIndex cursor.close Bitmap yourSelectedImage BitmapFactory.decodeFile filePath After this you've got the selected image stored in..
Decoding bitmaps in Android with the right size http://stackoverflow.com/questions/2641726/decoding-bitmaps-in-android-with-the-right-size the right size I decode bitmaps from the SD card using BitmapFactory.decodeFile . Sometimes the bitmaps are bigger than what the application.. BitmapFactory.Options this.bounds.inJustDecodeBounds true BitmapFactory.decodeFile filePath bounds if bounds.outWidth 1 TODO Error int width bounds.outWidth.. resample.inSampleSize sampleSize bitmap BitmapFactory.decodeFile filePath resample android memory bitmap sd card share improve..
Android - Upload photo to Facebook with Facebook Android SDK http://stackoverflow.com/questions/3109283/android-upload-photo-to-facebook-with-facebook-android-sdk facebook publish photo Code byte data null Bitmap bi BitmapFactory.decodeFile photoToPost ByteArrayOutputStream baos new ByteArrayOutputStream..
Android: Resize a large bitmap file to scaled output file http://stackoverflow.com/questions/3331527/android-resize-a-large-bitmap-file-to-scaled-output-file example . I also can't read the bitmap with for example BitmapFactory.decodeFile file options providing a BitmapFactory.Options.inSampleSize.. without getting an OutOfMemory exception I also tried BitmapFactory.decodeFile file options and setting the Options.outHeight and Options.outWidth.. an image larger than your target. Load the image using BitmapFactory.decodeFile file options passing inSampleSize as an option. Resize to the..
Android: Bitmap recycle() how does it work? http://stackoverflow.com/questions/3823799/android-bitmap-recycle-how-does-it-work loaded an image in a bitmap object like Bitmap myBitmap BitmapFactory.decodeFile myFile Now what will happen if i load another bitmap like myBitmap.. what will happen if i load another bitmap like myBitmap BitmapFactory.decodeFile myFile2 What happens to the first myBitmap does it get Garbage..
Show Image View from file path in android? http://stackoverflow.com/questions/4181774/show-image-view-from-file-path-in-android Images test_image.jpg if imgFile.exists Bitmap myBitmap BitmapFactory.decodeFile imgFile.getAbsolutePath ImageView myImage ImageView findViewById..
Quality problems when resizing an image at runtime http://stackoverflow.com/questions/4231817/quality-problems-when-resizing-an-image-at-runtime new BitmapFactory.Options options.inJustDecodeBounds true BitmapFactory.decodeFile imageFilePathString options int srcWidth options.outWidth int.. false options.inSampleSize scale Bitmap sampledSrcBitmap BitmapFactory.decodeFile imageFilePathString options Then I am doing the actual scaling.. new BitmapFactory.Options options.inJustDecodeBounds true BitmapFactory.decodeFile STRING_PATH_TO_FILE options int srcWidth options.outWidth int..
How to convert a image into Base64 string? http://stackoverflow.com/questions/4830711/how-to-convert-a-image-into-base64-string into a byte array though. Here's an example Bitmap bm BitmapFactory.decodeFile path to image.jpg ByteArrayOutputStream baos new ByteArrayOutputStream..
Using AsyncTask to load Images in ListView http://stackoverflow.com/questions/7729133/using-asynctask-to-load-images-in-listview .getAbsolutePath path if file.exists bitmap BitmapFactory.decodeFile file.getAbsolutePath return bitmap @Override protected void.. .getAbsolutePath path if file.exists bitmap BitmapFactory.decodeFile file.getAbsolutePath return bitmap @Override protected void..
OutofMemoryError: bitmap size exceeds VM budget (Android) http://stackoverflow.com/questions/1586685/outofmemoryerror-bitmap-size-exceeds-vm-budget-android 7906 java.lang.OutOfMemoryError bitmap size exceeds VM budget ERROR AndroidRuntime 7906 at android.graphics.BitmapFactory.decodeFile BitmapFactory.java 295 My code is pretty straight forward. I defined an XML layout w a default image. I try to load a bm.. try ImageView mImageButton ImageView findViewById R.id.displayPicture bm Bitmap.createScaledBitmap BitmapFactory.decodeFile sdcard dcim Camera 20091018203339743.jpg 100 100 true parkImageButton.setImageBitmap bm catch IllegalArgumentException..
How to select and crop an image in android? http://stackoverflow.com/questions/2085003/how-to-select-and-crop-an-image-in-android Environment.getExternalStorageDirectory TEMP_PHOTO_FILE System.out.println path filePath Bitmap selectedImage BitmapFactory.decodeFile filePath _image ImageView findViewById R.id.image _image.setImageBitmap selectedImage if tempFile.exists tempFile.delete..
Android save Checkbox State in ListView with Cursor Adapter http://stackoverflow.com/questions/2406937/android-save-checkbox-state-in-listview-with-cursor-adapter String RowID c.getString PostRowCol String Path sdcard Tourabout Thumbs FileName .jpg Bitmap bm BitmapFactory.decodeFile Path null holder.Photo.setImageBitmap bm holder.DateTaken.setText Date holder.Description.setText Description holder.cb.setOnClickListener.. String RowID c.getString PostRowCol String Path sdcard Tourabout Thumbs FileName .jpg Bitmap bm BitmapFactory.decodeFile Path null File x null holder.Photo.setImageBitmap bm holder.DateTaken.setText Date holder.Description.setText Description..
How to pick an image from gallery (SD Card) for my app in Android? http://stackoverflow.com/questions/2507898/how-to-pick-an-image-from-gallery-sd-card-for-my-app-in-android filePathColumn 0 String filePath cursor.getString columnIndex cursor.close Bitmap yourSelectedImage BitmapFactory.decodeFile filePath After this you've got the selected image stored in yourSelectedImage to do whatever you want with. This code works..
Decoding bitmaps in Android with the right size http://stackoverflow.com/questions/2641726/decoding-bitmaps-in-android-with-the-right-size bitmaps in Android with the right size I decode bitmaps from the SD card using BitmapFactory.decodeFile . Sometimes the bitmaps are bigger than what the application needs or that the heap allows so I use BitmapFactory.Options.inSampleSize.. it Edit Current source code BitmapFactory.Options bounds new BitmapFactory.Options this.bounds.inJustDecodeBounds true BitmapFactory.decodeFile filePath bounds if bounds.outWidth 1 TODO Error int width bounds.outWidth int height bounds.outHeight boolean withinBounds.. sampleSizeF BitmapFactory.Options resample new BitmapFactory.Options resample.inSampleSize sampleSize bitmap BitmapFactory.decodeFile filePath resample android memory bitmap sd card share improve this question You are on the right track however you..
Android - Upload photo to Facebook with Facebook Android SDK http://stackoverflow.com/questions/3109283/android-upload-photo-to-facebook-with-facebook-android-sdk Just posted here the simple way to upload a photo android facebook publish photo Code byte data null Bitmap bi BitmapFactory.decodeFile photoToPost ByteArrayOutputStream baos new ByteArrayOutputStream bi.compress Bitmap.CompressFormat.JPEG 100 baos data baos.toByteArray..
Android: Resize a large bitmap file to scaled output file http://stackoverflow.com/questions/3331527/android-resize-a-large-bitmap-file-to-scaled-output-file a Bitmap object would of course exceed the memory see here for example . I also can't read the bitmap with for example BitmapFactory.decodeFile file options providing a BitmapFactory.Options.inSampleSize because I want to resize it to an exact width and height. Using.. to a new image file resized to a specific new width and height without getting an OutOfMemory exception I also tried BitmapFactory.decodeFile file options and setting the Options.outHeight and Options.outWidth values manually to 800 and 533 but it doesn't work that.. Calculate the maximum possible inSampleSize that still yields an image larger than your target. Load the image using BitmapFactory.decodeFile file options passing inSampleSize as an option. Resize to the desired dimensions using Bitmap.createScaledBitmap . share..
Android: Bitmap recycle() how does it work? http://stackoverflow.com/questions/3823799/android-bitmap-recycle-how-does-it-work Bitmap recycle how does it work Lets say i have loaded an image in a bitmap object like Bitmap myBitmap BitmapFactory.decodeFile myFile Now what will happen if i load another bitmap like myBitmap BitmapFactory.decodeFile myFile2 What happens to the.. like Bitmap myBitmap BitmapFactory.decodeFile myFile Now what will happen if i load another bitmap like myBitmap BitmapFactory.decodeFile myFile2 What happens to the first myBitmap does it get Garbage Collected or do i have to manually garbage collect it before..
Show Image View from file path in android? http://stackoverflow.com/questions/4181774/show-image-view-from-file-path-in-android a file stored inside a SD Card. File imgFile new File sdcard Images test_image.jpg if imgFile.exists Bitmap myBitmap BitmapFactory.decodeFile imgFile.getAbsolutePath ImageView myImage ImageView findViewById R.id.imageviewTest myImage.setImageBitmap myBitmap share..
Quality problems when resizing an image at runtime http://stackoverflow.com/questions/4231817/quality-problems-when-resizing-an-image-at-runtime decode the bitmap into memory BitmapFactory.Options options new BitmapFactory.Options options.inJustDecodeBounds true BitmapFactory.decodeFile imageFilePathString options int srcWidth options.outWidth int srcHeight options.outHeight int scale 1 while srcWidth 2 desiredWidth.. 2 scale 2 options.inJustDecodeBounds false options.inDither false options.inSampleSize scale Bitmap sampledSrcBitmap BitmapFactory.decodeFile imageFilePathString options Then I am doing the actual scaling with Bitmap scaledBitmap Bitmap.createScaledBitmap sampledSrcBitmap.. the source image's dimensions BitmapFactory.Options options new BitmapFactory.Options options.inJustDecodeBounds true BitmapFactory.decodeFile STRING_PATH_TO_FILE options int srcWidth options.outWidth int srcHeight options.outHeight Only scale if the source is big..
How to convert a image into Base64 string? http://stackoverflow.com/questions/4830711/how-to-convert-a-image-into-base64-string byteArrayImage Base64.DEFAULT You'll have to convert your image into a byte array though. Here's an example Bitmap bm BitmapFactory.decodeFile path to image.jpg ByteArrayOutputStream baos new ByteArrayOutputStream bm.compress Bitmap.CompressFormat.JPEG 100 baos bm..
Using AsyncTask to load Images in ListView http://stackoverflow.com/questions/7729133/using-asynctask-to-load-images-in-listview bitmap null File file new File Environment.getExternalStorageDirectory .getAbsolutePath path if file.exists bitmap BitmapFactory.decodeFile file.getAbsolutePath return bitmap @Override protected void onPostExecute Bitmap result if result null imv null imv.setVisibility.. bitmap null File file new File Environment.getExternalStorageDirectory .getAbsolutePath path if file.exists bitmap BitmapFactory.decodeFile file.getAbsolutePath return bitmap @Override protected void onPostExecute Bitmap result if imv.getTag .toString .equals..
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