2014/10/16 上午 08:10:58

android Programming Glossary: c.drawbitmap

http://stackoverflow.com/questions/10550139/android-ics-and-mjpeg-using-asynctask

bm.getWidth bm.getHeight c.drawColor Color.BLACK c.drawBitmap bm null destRect p if showFps p.setXfermode mode if ovl.. ovlPos 8 8 destRect.left destRect.right ovl.getWidth c.drawBitmap ovl width height null p.setXfermode null frameCounter..

Android Maps API v2 draw circle

http://stackoverflow.com/questions/13991301/android-maps-api-v2-draw-circle

paint1 c.drawCircle radius radius radius paint2 draw icon c.drawBitmap icon radius icon.getWidth 2 radius icon.getHeight 2 new Paint..

How can i work with Android EffectFactory Class?

http://stackoverflow.com/questions/15832169/how-can-i-work-with-android-effectfactory-class

f new ColorMatrixColorFilter cm paint.setColorFilter f c.drawBitmap bmpOriginal 0 0 paint return bmpGrayscale share improve this..

Drawable => grayscale

http://stackoverflow.com/questions/1793338/drawable-grayscale

Android View.onDraw() always has a clean Canvas

http://stackoverflow.com/questions/2423327/android-view-ondraw-always-has-a-clean-canvas

0 0 10 10 paint draw the bitmap to the real canvas c c.drawBitmap bitmap new Rect 0 0 bitmap.getWidth bitmap.getHeight new Rect..

Android drawing cache

http://stackoverflow.com/questions/3046766/android-drawing-cache

draw Canvas c I do Bitmap cac getDrawingCache if cac null c.drawBitmap cac 0 0 new Paint return Yet the getDrawingCache returns null..

Android and MJPEG

http://stackoverflow.com/questions/3205191/android-and-mjpeg

Android Drop Shadow on View

http://stackoverflow.com/questions/3567312/android-drop-shadow-on-view

ARGB here can't remember. Canvas c new Canvas shadowImage c.drawBitmap originalBitmap offsetXY 0 offsetXY 1 null Then put shadowImage..

How to prevent Android's drawBitmap from only drawing black images?

http://stackoverflow.com/questions/3580051/how-to-prevent-androids-drawbitmap-from-only-drawing-black-images

shadowPaint offsetXY Canvas c new Canvas shadowImage c.drawBitmap originalBitmap offsetXY 0 offsetXY 1 null imageView.setImageBitmap.. true Canvas c new Canvas shadowImage32 c.drawBitmap originalBitmap offsetXY 0 offsetXY 1 null imageView.setImageBitmap..

Android Edit Bitmap Channels

http://stackoverflow.com/questions/4560265/android-edit-bitmap-channels

height greenPaint c.drawRect 0 0 width height bluePaint c.drawBitmap alphaImg 0 0 alphaPaint save off resultImage display it etc.....

Blending pixels from Two Bitmaps

http://stackoverflow.com/questions/4605325/blending-pixels-from-two-bitmaps

TileMode.CLAMP Canvas c new Canvas c.setBitmap result c.drawBitmap base 0 0 null c.drawRect 0 0 base.getWidth base.getHeight p..

Bad image quality after resizing/scaling bitmap

http://stackoverflow.com/questions/4821488/bad-image-quality-after-resizing-scaling-bitmap

drawPaint.setFilterBitmap false drawPaint.setDither true c.drawBitmap image matrix drawPaint Any insight would be greatly appreciated...

How can I manipulate the camera preview?

http://stackoverflow.com/questions/6478375/how-can-i-manipulate-the-camera-preview

i int rgbbuffer i decodeYUV rgbbuffer data 100 100 c.drawBitmap rgbints 0 256 0 0 256 256 false new Paint Log.d SOMETHING Got..

live wallpaper with images

http://stackoverflow.com/questions/7293985/live-wallpaper-with-images

Canvas c null try c holder.lockCanvas if c null c.drawBitmap image1 0 0 null c.drawBitmap image2 0 0 null c.drawBitmap.. if c null c.drawBitmap image1 0 0 null c.drawBitmap image2 0 0 null c.drawBitmap image3 0 0 null finally if.. image1 0 0 null c.drawBitmap image2 0 0 null c.drawBitmap image3 0 0 null finally if c null holder.unlockCanvasAndPost..

Android : Converting color image to grayscale [duplicate]

http://stackoverflow.com/questions/8381514/android-converting-color-image-to-grayscale

f new ColorMatrixColorFilter cm paint.setColorFilter f c.drawBitmap bmpOriginal 0 0 paint return bmpGrayscale share improve this..

Android ICS and MJPEG using AsyncTask

http://stackoverflow.com/questions/10550139/android-ics-and-mjpeg-using-asynctask

mSurfaceHolder try bm mIn.readMjpegFrame destRect destRect bm.getWidth bm.getHeight c.drawColor Color.BLACK c.drawBitmap bm null destRect p if showFps p.setXfermode mode if ovl null height ovlPos 1 1 destRect.top destRect.bottom ovl.getHeight.. ovlPos 1 1 destRect.top destRect.bottom ovl.getHeight width ovlPos 8 8 destRect.left destRect.right ovl.getWidth c.drawBitmap ovl width height null p.setXfermode null frameCounter if System.currentTimeMillis start 1000 fps String.valueOf..

Android Maps API v2 draw circle

http://stackoverflow.com/questions/13991301/android-maps-api-v2-draw-circle

radius icon.getWidth 2 c.drawCircle radius radius radius paint1 c.drawCircle radius radius radius paint2 draw icon c.drawBitmap icon radius icon.getWidth 2 radius icon.getHeight 2 new Paint return b 4. calculate image offset private LatLng getCoords..

How can i work with Android EffectFactory Class?

http://stackoverflow.com/questions/15832169/how-can-i-work-with-android-effectfactory-class

Drawable => grayscale

http://stackoverflow.com/questions/1793338/drawable-grayscale

Android View.onDraw() always has a clean Canvas

http://stackoverflow.com/questions/2423327/android-view-ondraw-always-has-a-clean-canvas

maybe only the parts of animation that changed canvas.drawRect 0 0 10 10 paint draw the bitmap to the real canvas c c.drawBitmap bitmap new Rect 0 0 bitmap.getWidth bitmap.getHeight new Rect 0 0 bitmap.getWidth bitmap.getHeight null share improve..

Android drawing cache

http://stackoverflow.com/questions/3046766/android-drawing-cache

constructor I call setDrawingCacheEnabled true Then in the draw Canvas c I do Bitmap cac getDrawingCache if cac null c.drawBitmap cac 0 0 new Paint return Yet the getDrawingCache returns null to me. My draw is not called neither from setDrawingCacheEnabled..

Android and MJPEG

http://stackoverflow.com/questions/3205191/android-and-mjpeg

Android Drop Shadow on View

http://stackoverflow.com/questions/3567312/android-drop-shadow-on-view

offsetXY Might need to convert shadowImage from 8 bit to ARGB here can't remember. Canvas c new Canvas shadowImage c.drawBitmap originalBitmap offsetXY 0 offsetXY 1 null Then put shadowImage into your ImageView. If this image never changes but is display..

How to prevent Android's drawBitmap from only drawing black images?

http://stackoverflow.com/questions/3580051/how-to-prevent-androids-drawbitmap-from-only-drawing-black-images

R.drawable.pier_t Bitmap shadowImage originalBitmap.extractAlpha shadowPaint offsetXY Canvas c new Canvas shadowImage c.drawBitmap originalBitmap offsetXY 0 offsetXY 1 null imageView.setImageBitmap shadowImage UPDATE I implemented Josh's suggestion about.. offsetXY Bitmap shadowImage32 shadowImage.copy Bitmap.Config.ARGB_8888 true Canvas c new Canvas shadowImage32 c.drawBitmap originalBitmap offsetXY 0 offsetXY 1 null imageView.setImageBitmap shadowImage32 android paint blur shadow drawbitmap..

Android Edit Bitmap Channels

http://stackoverflow.com/questions/4560265/android-edit-bitmap-channels

c.drawRect 0 0 width height redPaint c.drawRect 0 0 width height greenPaint c.drawRect 0 0 width height bluePaint c.drawBitmap alphaImg 0 0 alphaPaint save off resultImage display it etc... With the above code and the following 4 images red green..

Blending pixels from Two Bitmaps

http://stackoverflow.com/questions/4605325/blending-pixels-from-two-bitmaps

Mode.MULTIPLY p.setShader new BitmapShader blend TileMode.CLAMP TileMode.CLAMP Canvas c new Canvas c.setBitmap result c.drawBitmap base 0 0 null c.drawRect 0 0 base.getWidth base.getHeight p With that you aren't doing the per pixel calculations but you..

Bad image quality after resizing/scaling bitmap

http://stackoverflow.com/questions/4821488/bad-image-quality-after-resizing-scaling-bitmap

Paint drawPaint new Paint drawPaint.setAntiAlias false drawPaint.setFilterBitmap false drawPaint.setDither true c.drawBitmap image matrix drawPaint Any insight would be greatly appreciated. Thanks android image manipulation share improve this..

How can I manipulate the camera preview?

http://stackoverflow.com/questions/6478375/how-can-i-manipulate-the-camera-preview

bwCounter 256 for int i 0 i rgbints.length i rgbints i int rgbbuffer i decodeYUV rgbbuffer data 100 100 c.drawBitmap rgbints 0 256 0 0 256 256 false new Paint Log.d SOMETHING Got Bitmap finally do this in a finally so that if an exception..

live wallpaper with images

http://stackoverflow.com/questions/7293985/live-wallpaper-with-images

void drawFrame final SurfaceHolder holder getSurfaceHolder Canvas c null try c holder.lockCanvas if c null c.drawBitmap image1 0 0 null c.drawBitmap image2 0 0 null c.drawBitmap image3 0 0 null finally if c null holder.unlockCanvasAndPost.. holder getSurfaceHolder Canvas c null try c holder.lockCanvas if c null c.drawBitmap image1 0 0 null c.drawBitmap image2 0 0 null c.drawBitmap image3 0 0 null finally if c null holder.unlockCanvasAndPost c This code just display.. Canvas c null try c holder.lockCanvas if c null c.drawBitmap image1 0 0 null c.drawBitmap image2 0 0 null c.drawBitmap image3 0 0 null finally if c null holder.unlockCanvasAndPost c This code just display the pictures too quickly because..

Android : Converting color image to grayscale [duplicate]

http://stackoverflow.com/questions/8381514/android-converting-color-image-to-grayscale