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2014/10/16 ¤W¤È 08:23:30

android Programming Glossary: scalebyheight

BitmapFactory.decodeStream returning null when options are set

http://stackoverflow.com/questions/2503628/bitmapfactory-decodestream-returning-null-when-options-are-set

options new BitmapFactory.Options options.inJustDecodeBounds true BitmapFactory.decodeStream is null options Boolean scaleByHeight Math.abs options.outHeight TARGET_HEIGHT Math.abs options.outWidth TARGET_WIDTH if options.outHeight options.outWidth 2.. options.outWidth 2 200 100 2 Load scaling to smallest power of 2 that'll get it desired dimensions double sampleSize scaleByHeight options.outHeight TARGET_HEIGHT options.outWidth TARGET_WIDTH options.inSampleSize int Math.pow 2d Math.floor Math.log sampleSize.. options new BitmapFactory.Options options.inJustDecodeBounds true BitmapFactory.decodeStream is null options Boolean scaleByHeight Math.abs options.outHeight TARGET_HEIGHT Math.abs options.outWidth TARGET_WIDTH if options.outHeight options.outWidth 2..

How to implement Image Gallery in Gridview in android?

http://stackoverflow.com/questions/6855399/how-to-implement-image-gallery-in-gridview-in-android

true BitmapFactory.decodeFile filePath options Only scale if we need to 16384 buffer for img processing Boolean scaleByHeight Math.abs options.outHeight 100 Math.abs options.outWidth 100 if options.outHeight options.outWidth 2 16384 Load scaling.. options.outWidth 2 16384 Load scaling to smallest power of 2 that'll get it desired dimensions double sampleSize scaleByHeight options.outHeight 100 options.outWidth 100 options.inSampleSize int Math.pow 2d Math.floor Math.log sampleSize Math.log..