/// <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[] ImageToBytes(Image Image, System.Drawing.Imaging.ImageFormat imageFormat)

{

  if (Image == null) { return null; }

  byte[] data = null;

  using (MemoryStream ms= new MemoryStream())

  {

   using (Bitmap Bitmap = new Bitmap(Image))

    {

Bitmap.Save(ms, imageFormat);

ms.Position = 0;

data = new byte[ms.Length];

ms.Read(data, 0, Convert.ToInt32(ms.Length));

ms.Flush();

}

  }

return data;

}

/// <summary>

/// byte[]转换成Image

/// </summary>

/// <param name="byteArrayIn">二进制图片流</param>

/// <returns>Image</returns>

public static System.Drawing.Image byteArrayToImage(byte[] byteArrayIn)

{

  if (byteArrayIn == null)

  return null;

  using (System.IO.MemoryStream ms = new System.IO.MemoryStream(byteArrayIn))

  {

    System.Drawing.Image returnImage = System.Drawing.Image.FromStream(ms);

    ms.Flush();

    return returnImage;

  }

}

//Image转换Bitmap

1. Bitmap img = new Bitmap(imgSelect.Image);

2. Bitmap bmp = (Bitmap)pictureBox1.Image;

//Bitmap转换成Image

using System.IO;

private static System.Windows.Controls.Image Bitmap2Image(System.Drawing.Bitmap Bi)

{

  MemoryStream ms = new MemoryStream();

  Bi.Save(ms, System.Drawing.Imaging.ImageFormat.Png);

  BitmapImage bImage = new BitmapImage();

  bImage.BeginInit();

  bImage.StreamSource = new MemoryStream(ms.ToArray());

  bImage.EndInit();

  ms.Dispose();

  Bi.Dispose();

  System.Windows.Controls.Image i = new System.Windows.Controls.Image();

  i.Source = bImage;

  return i ;

}

//byte[] 转换 Bitmap

public static Bitmap BytesToBitmap(byte[] Bytes)

{

MemoryStream stream = null;

  try

  {

    stream = new MemoryStream(Bytes);

    return new Bitmap((Image)new Bitmap(stream));

  }

  catch (ArgumentNullException ex)

  {

    throw ex;

  }

  catch (ArgumentException ex)

  {

    throw ex;

  }

  finally

  {

    stream.Close();

  }

}

//Bitmap转byte[]

public static byte[] BitmapToBytes(Bitmap Bitmap)

{

  MemoryStream ms = null;

  try

   {

    ms = new MemoryStream();

    Bitmap.Save(ms, Bitmap.RawFormat);

    byte[] byteImage = new Byte[ms.Length];

    byteImage = ms.ToArray();

    return byteImage;

  }

  catch (ArgumentNullException ex)

  {

  throw ex;

  }

  finally

  {

    ms.Close();

  }

  }

}

byte,bitmap,image互转的更多相关文章

  1. Bitmap byte[] InputStream Drawable 互转

    import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.InputStrea ...

  2. java中byte和blob互转

    1. btye[]转blob byte[] bs = ... Blob blob = conn.createBlob(); blob.setBytes(1, bs); ps.setBlob(2, bl ...

  3. 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.AS ...

  4. 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 ...

  5. 【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 Resourc ...

  6. Android Drawable、Bitmap、byte[]之间的转换

    转自http://blog.csdn.net/june5253/article/details/7826597 1.Bitmap-->Drawable Bitmap drawable2Bitma ...

  7. Android中Bitmap,byte[],Drawable相互转化

    一.相关概念 1.Drawable就是一个可画的对象,其可能是一张位图(BitmapDrawable),也可能是一个图形(ShapeDrawable),还有可能是一个图层(LayerDrawable) ...

  8. 【Android】[转] Android中Bitmap,byte[],Drawable相互转化

    一.相关概念 1.Drawable就是一个可画的对象,其可能是一张位图(BitmapDrawable),也可能是一个图形(ShapeDrawable),还有可能是一个图层(LayerDrawable) ...

  9. C# Bitmap类型与Byte[]类型相互转化

    Bitmap   =>   byte[]  Bitmap b = new Bitmap( "test.bmp "); MemoryStream ms = new Memory ...

随机推荐

  1. csuoj 1396: Erase Securely

    http://acm.csu.edu.cn/OnlineJudge/problem.php?id=1396 1396: Erase Securely Time Limit: 1 Sec  Memory ...

  2. 2.session与cookie的区别?

    session:储存用户访问的全局唯一变量,存储在服务器上的php指定的目录中的(session_dir)的位置进行的存放 cookie:用来存储连续訪問一个頁面时所使用,是存储在客户端,对于Cook ...

  3. XStream xml转java对象

    1:引入jar qn <dependency> <groupId>xstream</groupId> <artifactId>xstream</a ...

  4. 夺命雷公狗—angularjs—25—angular内置的方法(高级)

    查看版本信息 angular.version console.log(angular.version); 判断是否相等 angular.equals() var str1 = ''; var str2 ...

  5. CDC spyglass

    SoC中会有着几百的clock domains,millions的async data crossing. Glitch等cdc问题是netlist level simulation的主要目的. CD ...

  6. html里那些细节

    target="_top",项目是frameset形式写的,用这个在跳转的时候从父框架跳转

  7. Azure Deploy

    http://msdn.microsoft.com/en-us/library/dn408531.aspx https://www.windowsazure.com/en-us/documentati ...

  8. 作为一个web开发人员,哪些技术细节是在发布站点前你需要考虑到的

    前日在cnblogs上看到一遍文章<每个程序员都必读的12篇文章>,其中大多数是E文的. 先译其中一篇web相关的”每个程序员必知之WEB开发”. 原文: http://programme ...

  9. android小功能:checkbox使用自己的背景点击切换背景

    xiazai_checkbox.xml <?xml version="1.0" encoding="utf-8"?> <selector xm ...

  10. 获取url中的参数\+发送ajax请求根路径|+获取复选框的值

    //获取url中的参数function getUrlParam(name) { var reg = new RegExp("(^|&)" + name + "=( ...