1m的带宽做网站可以吗,免费互联主机,联盟设计库,php网站源码带后台有些科学研究领域会用到一些TIFF格式图片#xff0c;由于是多张图片相互渐变#xff0c;看起来比较有意思#xff1a;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.logging.*;/*** 可以自已定义日志打印格式…有些科学研究领域会用到一些TIFF格式图片由于是多张图片相互渐变看起来比较有意思
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.logging.*;/*** 可以自已定义日志打印格式这样看起来比较方便些**/
class MyFormatter extends Formatter
{Overridepublic String format(LogRecord arg0){//创建StringBuilder对象来存放后续需要打印的日志内容StringBuilder builder new StringBuilder();//获取时间SimpleDateFormat simpleDateFormat new SimpleDateFormat(yyyy/MM/dd HH:mm:ss.SSS);Date now new Date();String dateStr simpleDateFormat.format(now);builder.append([);builder.append(dateStr);builder.append( );//拼接日志级别builder.append(arg0.getLevel()).append( );builder.append(arg0.getSourceClassName()).append( );//拼接方法名builder.append(arg0.getSourceMethodName()).append( );StackTraceElement[] stackTrace Thread.currentThread().getStackTrace();String line stackTrace[8].toString();String lineNumber line.substring(line.indexOf(:) 1, line.length() - 1);//拼接方法名builder.append(lineNumber).append(] );//拼接日志内容builder.append(arg0.getMessage());//日志换行builder.append(\r\n);return builder.toString();}
}public class MyLogger {static Logger logger;static {logger Logger.getLogger(MyLogger.class.getName());logger.setUseParentHandlers(false);//如果需要将日志文件写到文件系统中需要创建一个FileHandler对象Handler consoleHandler new ConsoleHandler();//创建日志格式文件本次采用自定义的FormatterconsoleHandler.setFormatter(new MyFormatter());//将FileHandler对象添加到Logger对象中logger.addHandler(consoleHandler);}public static Logger getLogger() {return logger;}public static void main(String[] args) {MyLogger.logger.info(1);Logger logger MyLogger.logger;logger.info(2);}
} import com.sun.media.jai.codec.*;import com.sun.media.jai.codec.FileSeekableStream;
import com.sun.media.jai.codec.ImageDecoder;
import com.sun.media.jai.codec.ImageCodec;
import com.sun.media.jai.codec.TIFFEncodeParam;
import com.sun.media.jai.codec.TIFFDecodeParam;
import com.sun.media.jai.codec.JPEGEncodeParam;
import java.awt.image.RenderedImage;
import javax.media.jai.RenderedOp;
import javax.media.jai.JAI;import java.awt.*;
import java.awt.image.DataBuffer;
import java.awt.image.RenderedImage;
import java.awt.image.renderable.ParameterBlock;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import javax.swing.*;//本类继承自画布类用作绘图的面板因为Java不允许多继承所以要用此类
class TIFBase extends Canvas
{ImageDecoder dec;TIFBase() throws IOException {this.TifRead();}public void TifRead() throws IOException{String currentDir System.getProperty(user.dir);System.out.println(当前目录 currentDir);//FileSeekableStream fileSeekableStream new FileSeekableStream(human_brain_from_itk_example.tif);FileSeekableStream fileSeekableStream new FileSeekableStream(ex_Repo_hb9_eve1.tif);TIFFDecodeParam param0 null;TIFFEncodeParam param new TIFFEncodeParam();JPEGEncodeParam param1 new JPEGEncodeParam();dec ImageCodec.createImageDecoder(tiff, fileSeekableStream, param0);param.setCompression(TIFFEncodeParam.COMPRESSION_GROUP4);param.setLittleEndian(false); // Intel}public ImageDecoder getDec() {return dec;}public void setDec(ImageDecoder dec) {this.dec dec;}public void TifDisplay(Graphics g) throws IOException, InterruptedException{int pagesCount dec.getNumPages();System.out.println(This TIF has pagesCount image(s));System.out.println();for (int i 0; i pagesCount; i){System.out.println(image: i);RenderedImage page dec.decodeAsRenderedImage(i);DataBuffer dataBuffer page.getData().getDataBuffer();//System.out.println(size: dataBuffer.getSize());int height page.getHeight();int width page.getWidth();//g.drawString(page.getData().toString(), 0, 0);for (int j 0; j height; j){for (int k 0; k width; k){int red dataBuffer.getElem((j * width k) * 3);int green dataBuffer.getElem((j * width k) * 3 1);int blue dataBuffer.getElem((j * width k) * 3 2);g.setColor(new Color(red, green, blue));g.drawOval(j, k, 1, 1);}}}//Thread.sleep(10);}public void TifDisplay2(Graphics g) throws IOException, InterruptedException {int pagesCount dec.getNumPages();System.out.println(This TIF has pagesCount image(s));System.out.println();DataBuffer[] dataBuffers new DataBuffer[pagesCount];int height 0;int width 0;for (int i 0; i pagesCount; i){//System.out.println(image: i);RenderedImage page dec.decodeAsRenderedImage(i);//System.out.println(height: page.getHeight() , width: page.getWidth());height page.getHeight();width page.getWidth();dataBuffers[i] page.getData().getDataBuffer();}int statPage 0;int endPage pagesCount;int gap endPage - statPage;int miniColor 3;for (int i 0; i height; i){for (int j 0; j width; j){int redSumary 0;int greenSumary 0;int blueSumary 0;int validRedColorFlag 0;int validGreenColorFlag 0;int validBlueColorFlag 0;for (int k statPage; k endPage; k){int red dataBuffers[k].getElem((i * width j) * 3);int green dataBuffers[k].getElem((i * width j) * 3 1);int blue dataBuffers[k].getElem((i * width j) * 3 2);if (red miniColor){redSumary red;validRedColorFlag;}if (green miniColor){greenSumary green;validGreenColorFlag;}if (blue miniColor){blueSumary blue;validBlueColorFlag;}}redSumary (validRedColorFlag 0) ? 0 : (redSumary / validRedColorFlag);greenSumary (validGreenColorFlag 0) ? 0 : (greenSumary / validGreenColorFlag);blueSumary (validBlueColorFlag 0) ? 0 : (blueSumary / validBlueColorFlag);g.setColor(new Color(redSumary, greenSumary, blueSumary));g.drawOval(i, j, 1, 1);}}}// 把窗口拉宽些就可。public void paint(Graphics g){System.out.println(1);try {this.TifDisplay(g);//this.TifDisplay2(g);}catch (IOException | InterruptedException e){throw new RuntimeException(e);}}
}public class TIF extends JFrame
{public TIF(){super(画直线);this.setVisible(true);this.setBounds(200, 200, 600, 600);}public void Display() throws IOException{//创建对象TIFBase tifBase new TIFBase();//创建实例this.getContentPane().add(tifBase);}public static void main(String[] args) throws IOException{TIF tif new TIF();tif.Display();}
}
import com.sun.media.jai.codec.ImageDecoder;
import org.lwjgl.*;
import org.lwjgl.glfw.*;
import org.lwjgl.opengl.*;
import org.lwjgl.system.*;import java.awt.*;
import java.awt.image.DataBuffer;
import java.awt.image.RenderedImage;
import java.io.IOException;
import java.nio.*;
import java.util.Objects;
import java.util.logging.Logger;import static org.lwjgl.glfw.Callbacks.*;
import static org.lwjgl.glfw.GLFW.*;
import static org.lwjgl.opengl.GL32.*;
import static org.lwjgl.system.MemoryStack.*;
import static org.lwjgl.system.MemoryUtil.*;public class HelloWorld {// The window handleprivate long window;public static Logger logger MyLogger.logger;private float angle;private ImageDecoder dec;private int threshold;HelloWorld() {//创建对象try {TIFBase tifBase new TIFBase();//创建实例dec tifBase.getDec();} catch (IOException e) {throw new RuntimeException(e);}}public void run(){logger.info(Hello LWJGL Version.getVersion() !);init();loop();// Free the window callbacks and destroy the windowglfwFreeCallbacks(window);glfwDestroyWindow(window);// Terminate GLFW and free the error callbackglfwTerminate();Objects.requireNonNull(glfwSetErrorCallback(null)).free();}private void init() {logger.info(init);// Setup an error callback. The default implementation// will print the error message in System.err.GLFWErrorCallback.createPrint(System.err).set();angle 5;threshold 20;// Initialize GLFW. Most GLFW functions will not work before doing this.if ( !glfwInit() )throw new IllegalStateException(Unable to initialize GLFW);// Configure GLFWglfwDefaultWindowHints(); // optional, the current window hints are already the defaultglfwWindowHint(GLFW_VISIBLE, GLFW_FALSE); // the window will stay hidden after creationglfwWindowHint(GLFW_RESIZABLE, GLFW_TRUE); // the window will be resizable// Create the windowwindow glfwCreateWindow(600, 600, Hello World!, NULL, NULL);if ( window NULL )throw new RuntimeException(Failed to create the GLFW window);// Setup a key callback. It will be called every time a key is pressed, repeated or released.glfwSetKeyCallback(window, (window, key, scancode, action, mods) - {if ( key GLFW_KEY_ESCAPE action GLFW_RELEASE )glfwSetWindowShouldClose(window, true); // We will detect this in the rendering loop});// Get the thread stack and push a new frametry ( MemoryStack stack stackPush() ) {IntBuffer pWidth stack.mallocInt(1); // int*IntBuffer pHeight stack.mallocInt(1); // int*// Get the window size passed to glfwCreateWindowglfwGetWindowSize(window, pWidth, pHeight);// Get the resolution of the primary monitorGLFWVidMode vidmode glfwGetVideoMode(glfwGetPrimaryMonitor());// Center the windowglfwSetWindowPos(window,(vidmode.width() - pWidth.get(0)) / 2,(vidmode.height() - pHeight.get(0)) / 2);} // the stack frame is popped automatically// Make the OpenGL context currentglfwMakeContextCurrent(window);// Enable v-syncglfwSwapInterval(1);// Make the window visibleglfwShowWindow(window);}/*** 绘制三角形*/public void DrawTriangles(){glTranslatef(-0.5f, -0.5f, -0.00f); //平移矩阵glRotatef(angle, 0.5f, 0.5f, 0.0f); //绕X,Y, Z轴直线旋转XX度glPointSize(1.0f);glBegin(GL_POINTS);try {int pagesCount dec.getNumPages();//System.out.println(This TIF has pagesCount image(s));//System.out.println();for (int i 0; i pagesCount; i){//System.out.println(image: i);RenderedImage page dec.decodeAsRenderedImage(i);DataBuffer dataBuffer page.getData().getDataBuffer();//System.out.println(size: dataBuffer.getSize());int height page.getHeight();int width page.getWidth();//g.drawString(page.getData().toString(), 0, 0);for (int j 0; j height; j){for (int k 0; k width; k){int red dataBuffer.getElem((j * width k) * 3);int green dataBuffer.getElem((j * width k) * 3 1);int blue dataBuffer.getElem((j * width k) * 3 2);//g.setColor(new Color(red, green, blue));//System.out.println(red: red , green: green , blue: blue);if (red threshold ){glColor3b((byte) red, (byte) 0, (byte) 0);glVertex3f(k / 200.0f,j / 200.0f,i / 200.0f);}if (green threshold ){glColor3b((byte) 0, (byte) green, (byte) 0);glVertex3f(k / 200.0f,j / 200.0f,i / 200.0f);}if (blue threshold ){glColor3b((byte) 0, (byte) 0, (byte) blue);glVertex3f(k / 200.0f,j / 200.0f,i / 200.0f);}//g.drawOval(j, k, 1, 1);}}}} catch (IOException e) {throw new RuntimeException(e);}System.out.println(threshold: threshold , angle: angle);if (angle 350){angle 0;threshold 10;}angle10;glEnd();}public void DrawLines(){glBegin(GL_LINES);glVertex2i(0, 0);glVertex2i(0, 1);glEnd();}public void DrawQuads(){glBegin(GL_QUADS);//顶面glColor3f(0.0f, 1.0f, 0.0f);glVertex3f(1.0f, 1.0f, -1.0f); //右上顶点glVertex3f(-1.0f, 1.0f, -1.0f); //左上顶点glVertex3f(-1.0f, 1.0f, 1.0f); //左下顶点glVertex3f(1.0f, 1.0f, 1.0f); //右下顶点//底面glColor3f(1.0f, 0.5f, 0.0f);glVertex3f(1.0f, -1.0f, 1.0f); //右上顶点glVertex3f(-1.0f, -1.0f, 1.0f); //左上顶点glVertex3f(-1.0f, -1.0f, -1.0f); //左下顶点glVertex3f(1.0f, -1.0f, -1.0f); //右下顶点//前面glColor3f(1.0f, 0.0f, 0.0f);glVertex3f(1.0f, 1.0f, 1.0f); //右上顶点glVertex3f(-1.0f, 1.0f, 1.0f); //左上顶点glVertex3f(-1.0f, -1.0f, 1.0f); //左下顶点glVertex3f(1.0f, -1.0f, 1.0f); //右下顶点//后面glColor3f(1.0f, 1.0f, 0.0f);glVertex3f(1.0f, -1.0f, -1.0f); //右上顶点glVertex3f(-1.0f, -1.0f, -1.0f); //左上顶点glVertex3f(-1.0f, 1.0f, -1.0f); //左下顶点glVertex3f(1.0f, 1.0f, -1.0f); //右下顶点//左侧面glColor3f(0.0f, 0.0f, 1.0f);glVertex3f(-1.0f, 1.0f, 1.0f); //右上顶点glVertex3f(-1.0f, 1.0f, -1.0f); //左上顶点glVertex3f(-1.0f, -1.0f, -1.0f); //左下顶点glVertex3f(-1.0f, -1.0f, 1.0f); //右下顶点//右侧面glColor3f(1.0f, 0.0f, 1.0f);glVertex3f(1.0f, 1.0f, -1.0f); //右上顶点glVertex3f(1.0f, 1.0f, 1.0f); //左上顶点glVertex3f(1.0f, -1.0f, 1.0f); //左下顶点glVertex3f(1.0f, -1.0f, -1.0f); //右下顶点glEnd();}private void loop() {logger.info(loop);// This line is critical for LWJGLs interoperation with GLFWs// OpenGL context, or any context that is managed externally.// LWJGL detects the context that is current in the current thread,// creates the GLCapabilities instance and makes the OpenGLGL.createCapabilities();//DrawQuads();//-----------------------------------------//glLoadIdentity(); //重置当前的模型观察矩阵//————————————————//版权声明本文为CSDN博主「贝勒里恩」的原创文章遵循CC 4.0 BY-SA版权协议转载请附上原文出处链接及本声明。//原文链接https://blog.csdn.net/Mr_robot_strange/article/details/123682686while (true){//glClearColor(1.0f, 1.0f, 0.0f, 0.0f);glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); //清除屏幕和深度缓存//-----------------------------------------glLoadIdentity(); //重置当前的模型观察矩阵//DrawLines();DrawTriangles();glfwSwapBuffers(window);glfwPollEvents();}}public static void main(String[] args) {logger.info(main);new HelloWorld().run();}}
这上边的代码如果需要运行需要依赖这些JAR包 运行效果如下:
TIFF格式图片文件不同阈值旋转_哔哩哔哩_bilibili
