byte,bitmap,image互转

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byte,bitmap,image互转

/// <summary> /// 将图片Image转换成Byte[] /// </summary> /// <param name="Image">image对象</param> /// <param name="imageFormat">后缀名</param> /// <returns></returns> public static byte[] ImageToBy…

Bitmap byte[] InputStream Drawable 互转

import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.InputStream; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.graphics.Canvas; import android.graphics.PixelFormat; import…

java中byte和blob互转

1. btye[]转blob byte[] bs = ... Blob blob = conn.createBlob(); blob.setBytes(1, bs); ps.setBlob(2, blob); 2. blob转byte[] Blob b = resultSet.getBlob(metaData.getColumnLabel(2)); byte[] bytes = b.getBytes(1, (int)b.length());…

C# byte[]与char[]、string与char[]、byte[] 与 string 互转

1. byte array -> char array Byte[] b=new byte[5]{0x01,0x02,0x03,0x04,0x05}; Char[] c=Encoding.ASCII.GetChars(b); 2. char array -> byte array Char[] c=new char[5]{a,b,c,d,e}; Byte[] b=Encoding.Default.GetBytes(c); Char[] c=new char[5]{a,b,c,d,e};…

Bitmap Byte[] 互转

严正声明:作者:psklf出处: http://www.cnblogs.com/psklf/p/5889978.html欢迎转载,但未经作者同意,必须保留此段声明:必须在文章中给出原文连接:否则必究法律责任! Bitmap->byte[] int bytes = bmp.getByteCount(); ByteBuffer buf = ByteBuffer.allocate(bytes); bmp.copyPixelsToBuffer(buf); byte[] byteArray = buf.a…

【转】Drawable /Bitmap、String/InputStream、Bitmap/byte[]

原文:http://wuxiaolong.me/2015/08/10/Drawable-to-Bitmap/ Drawable互转Bitmap Drawable转Bitmap 1234 Resources res = getResources();Drawable drawable = res.getDrawable(R.drawable.myimage);BitmapDrawable bd = (BitmapDrawable) d;Bitmap bm = bd.getBitmap(); 123…

Android Drawable、Bitmap、byte[]之间的转换

转自http://blog.csdn.net/june5253/article/details/7826597 1.Bitmap-->Drawable Bitmap drawable2Bitmap(Drawable drawable) { if (drawable instanceof BitmapDrawable) { return ((BitmapDrawable) drawable).getBitmap(); } else if (drawable instanceof NinePatch…