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2014/10/16 ¤W¤È 08:21:27
android Programming Glossary: pixelChanging the background drawable of the searchview widget http://stackoverflow.com/questions/11085308/changing-the-background-drawable-of-the-searchview-widget after your edit. I've edited files using GIMP with one pixel pencil tool pretty easy but you'll probably use the tool of..
Application Skeleton to support multiple screen http://stackoverflow.com/questions/12242111/application-skeleton-to-support-multiple-screen display measured diagonally Screen density the physical pixel density of the display in pixels per inch or ppi ` To determine.. density the physical pixel density of the display in pixels per inch or ppi ` To determine screen size density quickly.. relative layouts dp sp and mm dp units device independent pixels normalised to 1 physical pixel on a 160 ppi screen i.e. medium..
Difference between px, dp, dip and sp in Android? http://stackoverflow.com/questions/2025282/difference-between-px-dp-dip-and-sp-in-android of measurement share improve this question px is one pixel. sp is scale independent pixels. dip is Density independent.. this question px is one pixel. sp is scale independent pixels. dip is Density independent pixels. You would use sp for font.. sp is scale independent pixels. dip is Density independent pixels. You would use sp for font sizes dip for everything else. dip..
Scrollview vertical and horizontal in android http://stackoverflow.com/questions/2044775/scrollview-vertical-and-horizontal-in-android moving. Initially implemented a code that moved the layout pixel by pixel but I think that is not the right way. I tried it with.. implemented a code that moved the layout pixel by pixel but I think that is not the right way. I tried it with ScrollView..
ListSelector applies to the entire list http://stackoverflow.com/questions/2183447/listselector-applies-to-the-entire-list refers to a color inside listSelector. I created two 3x3 pixel .png files. Each saved with the gamma layer. In my case it's..
How to make an alert dialog fill 90% of screen size? http://stackoverflow.com/questions/2306503/how-to-make-an-alert-dialog-fill-90-of-screen-size that fills the entire screen except maybe a padding of 20 pixel. Then the image that is part of the dialog would automatically..
getting the screen density programmatically in android? http://stackoverflow.com/questions/3166501/getting-the-screen-density-programmatically-in-android .getDisplayMetrics Though Android doesn't use a direct pixel mapping it uses a handful of quantized Density Independent Pixel.. 213 240 320 480 or 640 dpi . If you need the actual lcd pixel density perhaps for an OpenGL app you can get it from the metrics.xdpi..
Convert a Bitmap to GrayScale in Android http://stackoverflow.com/questions/3373860/convert-a-bitmap-to-grayscale-in-android to a bitmap later on . Do I have to implement it by hand pixel by pixel operations I've searched a lot and still could not.. later on . Do I have to implement it by hand pixel by pixel operations I've searched a lot and still could not find. Anyone..
Android: how to make a clickable map image with each country producing a different action? http://stackoverflow.com/questions/3961071/android-how-to-make-a-clickable-map-image-with-each-country-producing-a-differe Then use an OnTouch listener and get the colour of the pixel where you touched. The colour will correspond to that of the..
Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue http://stackoverflow.com/questions/4354939/understanding-the-use-of-colormatrix-and-colormatrixcolorfilter-to-modify-a-draw 0 to 1 floats . This matrix will be multiplied with each pixel to convert to the new color. So this is where it starts to get.. where it starts to get fuzzy for me. So I would think each pixel would be a 1 x 4 vector containing the argb values e.g. 0.2..
Strange out of memory issue while loading an image to a Bitmap object http://stackoverflow.com/questions/477572/strange-out-of-memory-issue-while-loading-an-image-to-a-bitmap-object how I can put a resized image I.e. Smaller bit size not pixel as the src for the image button on the fly. So I just resized..
Android Listview with different layout for each row http://stackoverflow.com/questions/4777272/android-listview-with-different-layout-for-each-row
Android: AVD-Settings for Galaxy S3-Like AVD http://stackoverflow.com/questions/10833402/android-avd-settings-for-galaxy-s3-like-avd 32 In reality the S3 has 16M color which is 24 bits LCD Pixel height 1280 LCD Pixel width 720 SD Card Support yes Touch screen.. has 16M color which is 24 bits LCD Pixel height 1280 LCD Pixel width 720 SD Card Support yes Touch screen type multi touch..
getting the screen density programmatically in android? http://stackoverflow.com/questions/3166501/getting-the-screen-density-programmatically-in-android mapping it uses a handful of quantized Density Independent Pixel values then scales to the actual screen size. So the metrics.densityDpi..
http://stackoverflow.com/questions/4533300/abstracted-lcd-density docs don't explicitly say that. The wikipedia article on Pixel density has a helpful section explaining how to calculate this..
What is the best method to render video frames? http://stackoverflow.com/questions/5666513/what-is-the-best-method-to-render-video-frames has been traditionally worked around is by using Pixel Buffer Objects allocating GPU memory to store texture Loads.. to store texture Loads . Unfortunately GLES2 does not have Pixel Buffer Objects. Other Options For the above reasons many have..
Pixel-Perfect Collision Detection Android http://stackoverflow.com/questions/5914911/pixel-perfect-collision-detection-android Perfect Collision Detection Android Ok so I am working on a..
http://stackoverflow.com/questions/6681988/bitmap-image-out-of-memory to overcome this problem here . Each pixel is 4 Bytes. 6M Pixel 24MBs One photo can use up all the Memory. Bitmaps take up a..
http://stackoverflow.com/questions/7072400/android-how-to-mark-the-current-location-into-a-map-still-image-source-cod coordinate of the latitude value. static double latitudeToPixelY double latitude byte zoom double sinLatitude Math.sin latitude.. double latitude byte zoom return pixelYToTileY latitudeToPixelY latitude zoom zoom Converts a longitude coordinate in degrees.. of the longitude value. static double longitudeToPixelX double longitude byte zoom return longitude 180 360 long TILE_SIZE..
How to Get Pixel Colour in Android? http://stackoverflow.com/questions/7807360/how-to-get-pixel-colour-in-android to Get Pixel Colour in Android I'm using Intent to call and show an image.. imageView.getDrawable .getBitmap int pixel bitmap.getPixel x y int redValue Color.red pixel int blueValue Color.blue pixel.. #00FF00 and #0000FF but for now please help to get the Pixel colour based on what I have. Cheers. android pixel share..
Optical Character Recognition Android with OpenCV http://stackoverflow.com/questions/9404319/optical-character-recognition-android-with-opencv we all run into at the beginning when using it Bytes Per Pixel value for byte representation of image in Android if you are..
Changing the background drawable of the searchview widget http://stackoverflow.com/questions/11085308/changing-the-background-drawable-of-the-searchview-widget using draw 9 patch tool to check if it is correctly defined after your edit. I've edited files using GIMP with one pixel pencil tool pretty easy but you'll probably use the tool of your own. Here's my customized 9 patch for focused state NOTE..
Application Skeleton to support multiple screen http://stackoverflow.com/questions/12242111/application-skeleton-to-support-multiple-screen based on two parameters Screen size the physical size of the display measured diagonally Screen density the physical pixel density of the display in pixels per inch or ppi ` To determine screen size density quickly please install What's my Size.. size the physical size of the display measured diagonally Screen density the physical pixel density of the display in pixels per inch or ppi ` To determine screen size density quickly please install What's my Size app for Android. Screen size Android.. is Hdpi then it will use this resources. Additional Tips Use relative layouts dp sp and mm dp units device independent pixels normalised to 1 physical pixel on a 160 ppi screen i.e. medium density. Scaled at runtime. Use for screen element dimensions..
Difference between px, dp, dip and sp in Android? http://stackoverflow.com/questions/2025282/difference-between-px-dp-dip-and-sp-in-android between the px dip dp and sp units in Android android units of measurement share improve this question px is one pixel. sp is scale independent pixels. dip is Density independent pixels. You would use sp for font sizes dip for everything else... units in Android android units of measurement share improve this question px is one pixel. sp is scale independent pixels. dip is Density independent pixels. You would use sp for font sizes dip for everything else. dip dp from here px Pixels.. measurement share improve this question px is one pixel. sp is scale independent pixels. dip is Density independent pixels. You would use sp for font sizes dip for everything else. dip dp from here px Pixels corresponds to actual pixels on the..
Scrollview vertical and horizontal in android http://stackoverflow.com/questions/2044775/scrollview-vertical-and-horizontal-in-android layout must implement scrolling vertical horizontal for moving. Initially implemented a code that moved the layout pixel by pixel but I think that is not the right way. I tried it with ScrollView and Horizontal ScrollView but nothing works like.. must implement scrolling vertical horizontal for moving. Initially implemented a code that moved the layout pixel by pixel but I think that is not the right way. I tried it with ScrollView and Horizontal ScrollView but nothing works like I want..
ListSelector applies to the entire list http://stackoverflow.com/questions/2183447/listselector-applies-to-the-entire-list solution was to stay away from any @color or @drawable that refers to a color inside listSelector. I created two 3x3 pixel .png files. Each saved with the gamma layer. In my case it's two of the same color each mixed down in Gimp with a different..
How to make an alert dialog fill 90% of screen size? http://stackoverflow.com/questions/2306503/how-to-make-an-alert-dialog-fill-90-of-screen-size xml it is only as big as the contents. What I want is dialog that fills the entire screen except maybe a padding of 20 pixel. Then the image that is part of the dialog would automatically stretch to the full dialog size with fill_parent. Thanks..
getting the screen density programmatically in android? http://stackoverflow.com/questions/3166501/getting-the-screen-density-programmatically-in-android the DisplayMetrics struct DisplayMetrics metrics getResources .getDisplayMetrics Though Android doesn't use a direct pixel mapping it uses a handful of quantized Density Independent Pixel values then scales to the actual screen size. So the metrics.densityDpi.. property will be one of the DENSITY_ constants 120 160 213 240 320 480 or 640 dpi . If you need the actual lcd pixel density perhaps for an OpenGL app you can get it from the metrics.xdpi and metrics.ydpi properties for horizontal and vertical..
Convert a Bitmap to GrayScale in Android http://stackoverflow.com/questions/3373860/convert-a-bitmap-to-grayscale-in-android in gray colors or at least something that could be converted to a bitmap later on . Do I have to implement it by hand pixel by pixel operations I've searched a lot and still could not find. Anyone knows a easy efficient way to do it Thanks a lot.. colors or at least something that could be converted to a bitmap later on . Do I have to implement it by hand pixel by pixel operations I've searched a lot and still could not find. Anyone knows a easy efficient way to do it Thanks a lot android..
Android: how to make a clickable map image with each country producing a different action? http://stackoverflow.com/questions/3961071/android-how-to-make-a-clickable-map-image-with-each-country-producing-a-differe at this point you should see the image that you want displayed. Then use an OnTouch listener and get the colour of the pixel where you touched. The colour will correspond to that of the coloured image. The following getColour method would need to..
Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue http://stackoverflow.com/questions/4354939/understanding-the-use-of-colormatrix-and-colormatrixcolorfilter-to-modify-a-draw when applied makes no changes and the numbers range from 0 to 1 floats . This matrix will be multiplied with each pixel to convert to the new color. So this is where it starts to get fuzzy for me. So I would think each pixel would be a 1 x.. with each pixel to convert to the new color. So this is where it starts to get fuzzy for me. So I would think each pixel would be a 1 x 4 vector containing the argb values e.g. 0.2 0.5 0.8 1 that would be dotted with the transformation matrix...
Strange out of memory issue while loading an image to a Bitmap object http://stackoverflow.com/questions/477572/strange-out-of-memory-issue-while-loading-an-image-to-a-bitmap-object ListAdapter . This makes it pretty simple but I am not sure how I can put a resized image I.e. Smaller bit size not pixel as the src for the image button on the fly. So I just resized the image that came off the phone camera. The issue is that..
Android Listview with different layout for each row http://stackoverflow.com/questions/4777272/android-listview-with-different-layout-for-each-row
Android: AVD-Settings for Galaxy S3-Like AVD http://stackoverflow.com/questions/10833402/android-avd-settings-for-galaxy-s3-like-avd the existance of CM36651 Proximity Sensor LCD Color depth 32 In reality the S3 has 16M color which is 24 bits LCD Pixel height 1280 LCD Pixel width 720 SD Card Support yes Touch screen type multi touch Track ball support no For one with update.. CM36651 Proximity Sensor LCD Color depth 32 In reality the S3 has 16M color which is 24 bits LCD Pixel height 1280 LCD Pixel width 720 SD Card Support yes Touch screen type multi touch Track ball support no For one with update to JellyBean all values..
getting the screen density programmatically in android? http://stackoverflow.com/questions/3166501/getting-the-screen-density-programmatically-in-android Though Android doesn't use a direct pixel mapping it uses a handful of quantized Density Independent Pixel values then scales to the actual screen size. So the metrics.densityDpi property will be one of the DENSITY_ constants 120..
http://stackoverflow.com/questions/4533300/abstracted-lcd-density Density seems to be measured in dots per inch although the docs don't explicitly say that. The wikipedia article on Pixel density has a helpful section explaining how to calculate this basically the number of pixels per inch along the diagonal..
What is the best method to render video frames? http://stackoverflow.com/questions/5666513/what-is-the-best-method-to-render-video-frames and notice a significant performance hit. The way this bottleneck has been traditionally worked around is by using Pixel Buffer Objects allocating GPU memory to store texture Loads . Unfortunately GLES2 does not have Pixel Buffer Objects. Other.. is by using Pixel Buffer Objects allocating GPU memory to store texture Loads . Unfortunately GLES2 does not have Pixel Buffer Objects. Other Options For the above reasons many have chosen to use software decoding combined with available CPU..
Pixel-Perfect Collision Detection Android http://stackoverflow.com/questions/5914911/pixel-perfect-collision-detection-android Perfect Collision Detection Android Ok so I am working on a game on Android. I need to implement pixel perfect collision..
http://stackoverflow.com/questions/6681988/bitmap-image-out-of-memory from android that explains it all in detail and how to overcome this problem here . Each pixel is 4 Bytes. 6M Pixel 24MBs One photo can use up all the Memory. Bitmaps take up a lot of memory especially for rich images like photographs...
http://stackoverflow.com/questions/7072400/android-how-to-mark-the-current-location-into-a-map-still-image-source-cod the coordinate should be converted. @return the pixel Y coordinate of the latitude value. static double latitudeToPixelY double latitude byte zoom double sinLatitude Math.sin latitude Math.PI 180 return 0.5 Math.log 1 sinLatitude 1 sinLatitude.. Y number of the latitude value. static long latitudeToTileY double latitude byte zoom return pixelYToTileY latitudeToPixelY latitude zoom zoom Converts a longitude coordinate in degrees to a pixel X coordinate at a certain zoom level. @param.. the coordinate should be converted. @return the pixel X coordinate of the longitude value. static double longitudeToPixelX double longitude byte zoom return longitude 180 360 long TILE_SIZE zoom Converts a longitude coordinate in degrees to..
How to Get Pixel Colour in Android? http://stackoverflow.com/questions/7807360/how-to-get-pixel-colour-in-android to Get Pixel Colour in Android I'm using Intent to call and show an image from Gallery and now I made it enable to get me the coordinates.. ImageView imageView ImageView v Bitmap bitmap BitmapDrawable imageView.getDrawable .getBitmap int pixel bitmap.getPixel x y int redValue Color.red pixel int blueValue Color.blue pixel int greenValue Color.green pixel if pixel Color.RED textViewCol.setText.. the user selects and later on assign each to #FF0000 #00FF00 and #0000FF but for now please help to get the Pixel colour based on what I have. Cheers. android pixel share improve this question You can get the pixel from the view..
Optical Character Recognition Android with OpenCV http://stackoverflow.com/questions/9404319/optical-character-recognition-android-with-opencv
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