第一版

1.0版本的Indoor项目

ImageFilterForAndroid/.classpath

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="com.android.ide.eclipse.adt.ANDROID_FRAMEWORK"/>
+	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.LIBRARIES"/>
+	<classpathentry exported="true" kind="con" path="com.android.ide.eclipse.adt.DEPENDENCIES"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="src" path="gen"/>
+	<classpathentry kind="output" path="bin/classes"/>
+</classpath>

ImageFilterForAndroid/.gitignore

@@ -0,0 +1,16 @@
+# built application files
+*.apk
+*.ap_
+
+# files for the dex VM
+*.dex
+
+# Java class files
+*.class
+
+# generated files
+bin/
+gen/
+
+# Local configuration file (sdk path, etc)
+local.properties

ImageFilterForAndroid/.project

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>ImageFilterForAndroid</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.ResourceManagerBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.PreCompilerBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>com.android.ide.eclipse.adt.ApkBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>com.android.ide.eclipse.adt.AndroidNature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

ImageFilterForAndroid/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,4 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.compliance=1.6
+org.eclipse.jdt.core.compiler.source=1.6

ImageFilterForAndroid/AndroidManifest.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="HaoRan.ImageFilter"
+    android:versionCode="1"
+    android:versionName="1.0" >
+
+    <uses-sdk android:minSdkVersion="7" />
+
+    <application android:icon="@drawable/ic_launcher"  android:label="@string/app_name" >
+        <activity  android:label="@string/app_name" android:launchMode="standard" android:name=".Main.ImageFilterMain" android:screenOrientation="portrait" >
+            <intent-filter >
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

ImageFilterForAndroid/README.md

@@ -0,0 +1,2 @@
+ImageFilterForAndroid
+=====================

ImageFilterForAndroid/proguard.cfg

@@ -0,0 +1,40 @@
+-optimizationpasses 5
+-dontusemixedcaseclassnames
+-dontskipnonpubliclibraryclasses
+-dontpreverify
+-verbose
+-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*
+
+-keep public class * extends android.app.Activity
+-keep public class * extends android.app.Application
+-keep public class * extends android.app.Service
+-keep public class * extends android.content.BroadcastReceiver
+-keep public class * extends android.content.ContentProvider
+-keep public class * extends android.app.backup.BackupAgentHelper
+-keep public class * extends android.preference.Preference
+-keep public class com.android.vending.licensing.ILicensingService
+
+-keepclasseswithmembernames class * {
+    native <methods>;
+}
+
+-keepclasseswithmembers class * {
+    public <init>(android.content.Context, android.util.AttributeSet);
+}
+
+-keepclasseswithmembers class * {
+    public <init>(android.content.Context, android.util.AttributeSet, int);
+}
+
+-keepclassmembers class * extends android.app.Activity {
+   public void *(android.view.View);
+}
+
+-keepclassmembers enum * {
+    public static **[] values();
+    public static ** valueOf(java.lang.String);
+}
+
+-keep class * implements android.os.Parcelable {
+  public static final android.os.Parcelable$Creator *;
+}

ImageFilterForAndroid/project.properties

@@ -0,0 +1,12 @@
+# This file is automatically generated by Android Tools.
+# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
+#
+# This file must be checked in Version Control Systems.
+#
+# To customize properties used by the Ant build system use,
+# "ant.properties", and override values to adapt the script to your
+# project structure.
+
+# Project target.
+target=android-7
+android.library=true

ImageFilterForAndroid/res/layout/main.xml

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="fill_parent"
+    android:layout_height="fill_parent"
+    android:orientation="vertical" >
+
+	<LinearLayout 
+		android:layout_width="fill_parent" 
+		android:layout_height="wrap_content"
+		android:layout_alignParentTop="true" 
+		android:visibility="visible"
+		android:orientation="vertical">
+		<Gallery 
+	    	android:id="@+id/galleryFilter"
+			android:layout_width="fill_parent"
+			android:layout_height="wrap_content"		
+			android:spacing="2px" />
+
+ 	</LinearLayout>	
+    <TextView android:layout_width="fill_parent"
+					android:layout_height="wrap_content" 
+					android:id="@+id/runtime"
+					android:text="图片渲染中......"
+					android:singleLine="true"
+			        android:textColor="#666666"
+			        android:textSize="14dip"
+			        android:visibility="gone"
+					/>
+    <ImageView android:id="@+id/imgfilter" 
+				   android:layout_width="fill_parent" android:layout_height="fill_parent" 
+				   android:clickable="false" android:focusable="false" />
+
+</LinearLayout>

ImageFilterForAndroid/res/values/strings.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <string name="hello">Hello World!</string>
+    <string name="app_name">ImageFilterForAndroid</string>
+
+</resources>

ImageFilterForAndroid/src/HaoRan/ImageFilter/AutoAdjustFilter.java

@@ -0,0 +1,38 @@
+/* 
+ * HaoRan ImageFilter Classes v0.1
+ * Copyright (C) 2012 Zhenjun Dai
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation; either version 2.1 of the License, or (at your
+ * option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, write to the Free Software Foundation.
+ */
+
+
+package HaoRan.ImageFilter;
+
+/**
+ * ×Ô¶¯Ð£ÕýЧ¹û
+ * @author daizhj
+ *
+ */
+public class AutoAdjustFilter implements IImageFilter{
+	 //@Override
+    public Image process(Image imageIn) {
+     	HistogramEqualFilter hee = new HistogramEqualFilter();
+    	hee.ContrastIntensity = 0.5f;
+    	imageIn = hee.process(imageIn);
+
+    	AutoLevelFilter ale = new AutoLevelFilter();
+    	ale.Intensity = 0.5f;
+    	return ale.process(imageIn);	
+    }
+}

ImageFilterForAndroid/src/HaoRan/ImageFilter/AutoLevelFilter.java

@@ -0,0 +1,140 @@
+/* 
+ * HaoRan ImageFilter Classes v0.1
+ * Copyright (C) 2012 Zhenjun Dai
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by the
+ * Free Software Foundation; either version 2.1 of the License, or (at your
+ * option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, write to the Free Software Foundation.
+ */
+
+package HaoRan.ImageFilter;
+
+/**
+ * 自动校正效果
+ * @author daizhj
+ *
+ */
+public class AutoLevelFilter implements IImageFilter{
+	public float Intensity = 1f;
+
+	private static float[] ComputeGamma(int[] lo,  int[] md,  int[] hi)
+	{
+	    float[] array = new float[3];
+	    for (int i = 0; i < 3; i++){
+	        if (lo[i] < md[i] && md[i] < hi[i]) {
+	            double log = Math.log1p(/*0.5, */(double) (((float) (md[i] - lo[i])) / ((float) (hi[i] - lo[i]))));
+	            array[i] = (log > 10.0) ? ((float) 10.0) : ((log < 0.1) ? ((float) 0.1) : ((float) log));
+	        }
+	        else{
+	            array[i] = 1f;
+	        }
+	    }
+	    return array;
+	}
+
+	public int[] GetMeanColor(int[][] h)
+	{
+	    float[] array = new float[3];
+	    for (int i = 0; i < 3; i++) {
+	        long sum1 = 0L;
+	        long sum2 = 0L;
+	        for (int j = 0; j < 256; j++){
+	            sum1 += j * h[i][j];
+	            sum2 += h[i][j];
+	        }
+	        array[i] = (sum2 == 0L) ? 0f : (((float) sum1) / ((float) sum2));
+	    }
+	    return new int[] { (((int) (array[0] + 0.5f)) & 255), (((int) (array[1] + 0.5f)) & 255), (((int) (array[2] + 0.5f)) & 255) };
+	}
+
+	public int[] GetPercentileColor(int[][] h, float fraction)
+	{
+	    int[] array = new int[3];
+	    for (int i = 0; i < 3; i++)
+	    {
+	        long sum1 = 0L;
+	        long sum2 = 0L;
+	        for (int j = 0; j < 256; j++) {
+	            sum2 += h[i][j];
+	        }
+	        for (int k = 0; k < 256; k++) {
+	            sum1 += h[i][k];
+	            if (sum1 > (sum2 * fraction)) {
+	                array[i] = k;
+	                break;
+	            }
+	        }
+	    }
+	    return array;
+	}
+
+
+
+    //@Override
+    public Image process(Image imageIn) {
+    	int[][] h = new int[3][256];
+	    int[] array = new int[3];
+	    int[] rgb = new int[] { 255, 255, 255 };
+	    int[] bb = new int[256];
+	    int[] gg = new int[256];
+	    int[] rr = new int[256];
+	    int intensity = (int) (this.Intensity * 255f);
+	    int intensity_invert = 255 - intensity;
+	    for (int x = 0; x < imageIn.getWidth() - 1; x++){ 
+			 for (int y = 0; y < imageIn.getHeight() - 1; y++)  {
+	   			  h[0][imageIn.getRComponent(x, y)]++;
+	  	          h[1][imageIn.getGComponent(x, y)]++;
+	  	          h[2][imageIn.getBComponent(x, y)]++;
+			 }
+	    }
+	    int[] percentileColor = GetPercentileColor(h, 0.005f);
+	    int[] meanColor = GetMeanColor(h);
+	    int[] hi = GetPercentileColor(h, 0.995f);
+	    float[] gamma = ComputeGamma(percentileColor, meanColor, hi);
+	    for (int i = 0; i < 3; i++){
+	        for (int j = 0; j < 256; j++){
+	            int[] arr = new int[3];
+	            for (int n = 0; n < 3; n++){
+	                float percent = j - percentileColor[n];
+	                if (percent < 0f){
+	                    arr[n] = array[n];
+	                }
+	                else if ((percent + percentileColor[n]) >= hi[n]){
+	                    arr[n] = rgb[n];
+	                }
+	                else {
+	                    double adjust = array[n] + ((rgb[n] - array[n]) * Math.pow((double) (percent / ((float) (hi[n] - percentileColor[n]))), (double) gamma[n]));
+	                    arr[n] = (adjust > 255.0) ? ((int) 255.0) : ((adjust < 0.0) ? ((int) 0.0) : ((int) adjust));
+	                }
+	            }
+	            rr[j] = arr[0];
+	            gg[j] = arr[1];
+	            bb[j] = arr[2];
+	        }
+	    }
+	    Image clone = imageIn.clone();
+	    int r,g,b;
+	    for (int x = 0; x < imageIn.getWidth() - 1; x++){
+  			 for (int y = 0; y < imageIn.getHeight() - 1; y++)  {  
+  				r = clone.getRComponent(x, y);
+  				g = clone.getGComponent(x, y);
+  				b = clone.getBComponent(x, y);
+		        r = (r * intensity_invert + rr[r] * intensity) >> 8;
+		        g = (g * intensity_invert + gg[g] * intensity) >> 8;
+		        b = (b * intensity_invert + bb[b] * intensity) >> 8;
+		        imageIn.setPixelColor(x, y, r, g, b);
+		 	 }
+	    }
+	    return imageIn;//做直方图模式增强
+	}
+
+}