Web请在解码文件之前尝试options.inSampleSize=3。也许你有内存问题。JPEG是一种有损压缩格式。每次重新保存图像时,都会丢失细节。还 … WebParameters; is: InputStream: The input stream that holds the raw data to be decoded into a bitmap.: outPadding: Rect: If not null, return the padding rect for the bitmap if it exists, otherwise set padding to [-1,-1,-1,-1].If no bitmap is returned (null) then padding is unchanged. opts: BitmapFactory.Options: null-ok; Options that control downsampling …
如何在安卓中设置位图为ARGB_8888? - IT宝库
http://duoduokou.com/android/27083135113430040082.html WebApr 4, 2024 · The first step is to read the file to a Bitmap slightly bigger than you require, using BitmapFactory.Options.inSampleSize to ensure that you do not consume excessive memory reading a large bitmap when all you want is a smaller thumbnail or screen resolution image. The second step is to call Bitmap.createScaledBitmap () to create a … imdb bosch season 6
BitmapFactory - Android中文版 - API参考文档 - API Ref
WebApr 21, 2024 · Here's the code that returns -1: BitmapFactory.decodeFile (mCurrentPhotoPath, bmOptions); int photoW = bmOptions.outWidth; int photoH = … WebThese are the top rated real world C# (CSharp) examples of Android.Graphics.BitmapFactory.Options extracted from open source projects. You can rate examples to help us improve the quality of examples. public static Bitmap DecodeBitmap (string path, int desiredSize) { var options = new … WebNov 16, 2016 · BitmapFactory.decodeFile(path, options) returns options.outWidth equals 0. Ask Question Asked 6 years, 2 months ago. Modified 6 ... (String imagePath) { Bitmap scaledBitmap = null; BitmapFactory.Options options = new BitmapFactory.Options(); options.inJustDecodeBounds = true; Bitmap bmp = … list of live action scooby doo movies