using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Drawing.Drawing2D;
using?System.IO;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;
using?OSGeo.GDAL;
using?OSGeo.OSR;

namespace?ImgProcess
{
????class?TifToJpg
????{
????????public?void?ConvertToJpg（string?tifPath?string?jpgPath）
????????{
????????????//gdal讀取影像
????????????Dataset?imgDatasat?=?Gdal.Open（tifPath?Access.GA_ReadOnly）;
????????????int?bandCount?=?imgDatasat.RasterCount;
????????????int?XSize?=?imgDatasat.RasterXSize;
????????????int?YSize?=?imgDatasat.RasterYSize;
????????????Band[]?bandArray?=?new?Band[bandCount];???//用于存放三個(gè)波段
????????????List?bandData?=?new?List（）;???????//存放三個(gè)波段進(jìn)行百分比截?cái)嘀蟮慕Y(jié)果
????????????//對每個(gè)波段進(jìn)行處理
????????????for?（int?j?=?0;?j?????????????{
????????????????int?min?=?0?max?=?0;
????????????????Band?band?=?imgDatasat.GetRasterBand（j?+?1）;
????????????????bandArray[j]?=?band;
????????????????int?pixelCount?=?XSize?*?YSize;
????????????????//讀取波段數(shù)據(jù)
????????????????int[]?dataBuffer?=?new?int[pixelCount];
????????????????band.ReadRaster（0?0?XSize?YSize?dataBuffer?XSize?YSize?0?0）;
????????????????min?=?dataBuffer.Min（）;
????????????????max?=?dataBuffer.Max（）;
????????????????int[]?histImg?=?new?int[max?-?min];
????????????????band.GetHistogram（min?-?0.5?max?+?0.5?max?-?min?histImg?1?0?null?null）;????//生成直方圖
????????????????int[]?data?=?PercentClipStretchImg（dataBuffer?pixelCount?histImg?0.005?0.995）;????//百分比截?cái)?br/>????????????????bandData.Add（data）;
????????????}
????????????//使用百分比截?cái)嗪蟮臄?shù)值依次對應(yīng)rgb，生成bitmap
????????????Bitmap?bm?=?new?Bitmap（XSize?YSize）;
????????????for?（int?j?=?0;?j?????????????{
????????????????for?（int?i?=?0;?i?????????????????{
????????????????????int[]?rgb?=?new?int[3];
????????????????????for?（int?k?=?0;?k?????????????????????{
????????????????????????rgb[k]?=?bandData[k][j?*?XSize?+?i];
????????????????????}
????????????????????Color?color?=?Color.FromArgb（rgb[0]?rgb[1]?rgb[2]）;
????????????????????bm.SetPixel（i?j?color）;
????????????????}
????????????}
????????????Graphics?g?=?Graphics.FromImage（bm）;
????????????bm.Save（jpgPath?System.Dr