2014/10/16 上午 08:19:51

android Programming Glossary: mybitmap

http://stackoverflow.com/questions/12430899/using-hue-image-effect-with-a-seekbar

back pixels index Color.HSVToColor HSV output bitmap myBitmap.setPixels pixels 0 width 0 0 width height return myBitmap at.. myBitmap.setPixels pixels 0 width 0 0 width height return myBitmap at the time Im using this applyHueFilter in the progressChanged.. seekBar int progress boolean fromUser applyHueFilter myBitmap 100 public void onStartTrackingTouch SeekBar seekBar public..

Listview click to show image in ImageView

http://stackoverflow.com/questions/12813770/listview-click-to-show-image-in-imageview

InputStream input connection.getInputStream Bitmap myBitmap BitmapFactory.decodeStream input return myBitmap catch IOException.. Bitmap myBitmap BitmapFactory.decodeStream input return myBitmap catch IOException e e.printStackTrace return null activity_main.xml..

How to download and save an image in Android

http://stackoverflow.com/questions/15549421/how-to-download-and-save-an-image-in-android

Android: Bitmap recycle() how does it work?

http://stackoverflow.com/questions/3823799/android-bitmap-recycle-how-does-it-work

say i have loaded an image in a bitmap object like Bitmap myBitmap BitmapFactory.decodeFile myFile Now what will happen if i load.. myFile Now what will happen if i load another bitmap like myBitmap BitmapFactory.decodeFile myFile2 What happens to the first myBitmap.. BitmapFactory.decodeFile myFile2 What happens to the first myBitmap does it get Garbage Collected or do i have to manually garbage..

Show Image View from file path in android?

http://stackoverflow.com/questions/4181774/show-image-view-from-file-path-in-android

File sdcard Images test_image.jpg if imgFile.exists Bitmap myBitmap BitmapFactory.decodeFile imgFile.getAbsolutePath ImageView myImage..

How to use a custom typeface in a widget?

http://stackoverflow.com/questions/4318572/how-to-use-a-custom-typeface-in-a-widget

Like so public Bitmap buildUpdate String time Bitmap myBitmap Bitmap.createBitmap 160 84 Bitmap.Config.ARGB_4444 Canvas myCanvas.. 160 84 Bitmap.Config.ARGB_4444 Canvas myCanvas new Canvas myBitmap Paint paint new Paint Typeface clock Typeface.createFromAsset.. Align.CENTER myCanvas.drawText time 80 60 paint return myBitmap That's the part doing the font to image thingie and this is..

Rotate image in android

http://stackoverflow.com/questions/5389613/rotate-image-in-android

load a resource from the res drawable directory Bitmap myBitmap BitmapFactory.decodeResource getResources R.drawable.flo find.. it is tall Bitmap scaledBitmap Bitmap.createScaledBitmap myBitmap y x true create a matrix object Matrix matrix new Matrix matrix.postRotate..

Android Reduce Size Of Camera Picture

http://stackoverflow.com/questions/8757341/android-reduce-size-of-camera-picture

File myRef Log.e BeatEmUp myRef if imgFile.exists Bitmap myBitmap BitmapFactory.decodeFile imgFile.getAbsolutePath ImageView myImage.. findViewById R.id.imagepunch myImage.setImageBitmap myBitmap Something like this maybe Bitmap scaled Bitmap.createScaledBitmap..

using hue image effect with a seekbar

http://stackoverflow.com/questions/12430899/using-hue-image-effect-with-a-seekbar

1 level HSV 1 float Math.max 0.0 Math.min HSV 1 1.0 take color back pixels index Color.HSVToColor HSV output bitmap myBitmap.setPixels pixels 0 width 0 0 width height return myBitmap at the time Im using this applyHueFilter in the progressChanged.. color back pixels index Color.HSVToColor HSV output bitmap myBitmap.setPixels pixels 0 width 0 0 width height return myBitmap at the time Im using this applyHueFilter in the progressChanged .. hueSB.setOnSeekBarChangeListener new OnSeekBarChangeListener.. OnSeekBarChangeListener public void onProgressChanged SeekBar seekBar int progress boolean fromUser applyHueFilter myBitmap 100 public void onStartTrackingTouch SeekBar seekBar public void onStopTrackingTouch SeekBar seekBar what happens is..

Listview click to show image in ImageView

http://stackoverflow.com/questions/12813770/listview-click-to-show-image-in-imageview

.openConnection connection.setDoInput true connection.connect InputStream input connection.getInputStream Bitmap myBitmap BitmapFactory.decodeStream input return myBitmap catch IOException e e.printStackTrace return null activity_main.xml.. InputStream input connection.getInputStream Bitmap myBitmap BitmapFactory.decodeStream input return myBitmap catch IOException e e.printStackTrace return null activity_main.xml LinearLayout xmlns android http schemas.android.com..

How to download and save an image in Android

http://stackoverflow.com/questions/15549421/how-to-download-and-save-an-image-in-android

url .openConnection connection.setDoInput true connection.connect InputStream input connection.getInputStream Bitmap myBitmap BitmapFactory.decodeStream input return myBitmap catch IOException e e.printStackTrace Log.e getBmpFromUrl error e.getMessage.. connection.connect InputStream input connection.getInputStream Bitmap myBitmap BitmapFactory.decodeStream input return myBitmap catch IOException e e.printStackTrace Log.e getBmpFromUrl error e.getMessage .toString return null activity_main.xml ScrollView..

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.. 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 first myBitmap does it get Garbage Collected or do i have to manually.. 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 loading another bitmap eg. myBitmap.recycle..

Show Image View from file path in android?

http://stackoverflow.com/questions/4181774/show-image-view-from-file-path-in-android

from 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..

How to use a custom typeface in a widget?

http://stackoverflow.com/questions/4318572/how-to-use-a-custom-typeface-in-a-widget

and then pass it on to a bitmap and assign that to an ImageView. Like so public Bitmap buildUpdate String time Bitmap myBitmap Bitmap.createBitmap 160 84 Bitmap.Config.ARGB_4444 Canvas myCanvas new Canvas myBitmap Paint paint new Paint Typeface clock.. buildUpdate String time Bitmap myBitmap Bitmap.createBitmap 160 84 Bitmap.Config.ARGB_4444 Canvas myCanvas new Canvas myBitmap Paint paint new Paint Typeface clock Typeface.createFromAsset this.getAssets Clockopia.ttf paint.setAntiAlias true paint.setSubpixelText.. Color.WHITE paint.setTextSize 65 paint.setTextAlign Align.CENTER myCanvas.drawText time 80 60 paint return myBitmap That's the part doing the font to image thingie and this is how to use it String time String DateFormat.format mTimeFormat..

Rotate image in android

http://stackoverflow.com/questions/5389613/rotate-image-in-android

setContentView R.layout.activity_gallery or just load a resource from the res drawable directory Bitmap myBitmap BitmapFactory.decodeResource getResources R.drawable.flo find the width and height of the screen Display d getWindowManager.. fit the screen x and y swapped because my image is wider than it is tall Bitmap scaledBitmap Bitmap.createScaledBitmap myBitmap y x true create a matrix object Matrix matrix new Matrix matrix.postRotate 45 90 180 create a new bitmap from the original..

Android Reduce Size Of Camera Picture

http://stackoverflow.com/questions/8757341/android-reduce-size-of-camera-picture

this.getIntent .getStringExtra filepath File imgFile new File myRef Log.e BeatEmUp myRef if imgFile.exists Bitmap myBitmap BitmapFactory.decodeFile imgFile.getAbsolutePath ImageView myImage ImageView findViewById R.id.imagepunch myImage.setImageBitmap.. imgFile.getAbsolutePath ImageView myImage ImageView findViewById R.id.imagepunch myImage.setImageBitmap myBitmap Something like this maybe Bitmap scaled Bitmap.createScaledBitmap bit 200 200 true Or Maybe this is the best way below So..