Initial commit

Camera2BasicSample/build.gradle

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+
+
+
+buildscript {
+    repositories {
+        mavenCentral()
+    }
+
+    dependencies {
+        classpath 'com.android.tools.build:gradle:0.11.+'
+    }
+}
+
+apply plugin: 'android'
+
+
+dependencies {
+
+    compile "com.android.support:support-v4:+"
+    compile "com.android.support:support-v13:+"
+
+}
+
+// The sample build uses multiple directories to
+// keep boilerplate and common code separate from
+// the main sample code.
+List<String> dirs = [
+    'main',     // main sample code; look here for the interesting stuff.
+    'common',   // components that are reused by multiple samples
+    'template'] // boilerplate code that is generated by the sample template process
+
+android {
+    compileSdkVersion "android-L"
+
+    buildToolsVersion "19.1.0"
+
+    sourceSets {
+        main {
+            dirs.each { dir ->
+                java.srcDirs "src/${dir}/java"
+                res.srcDirs "src/${dir}/res"
+            }
+        }
+        androidTest.setRoot('tests')
+        androidTest.java.srcDirs = ['tests/src']
+
+    }
+}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+

Camera2BasicSample/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ Copyright 2014 The Android Open Source Project
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+-->
+
+
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.example.android.camera2basic"
+    android:versionCode="1"
+    android:versionName="1.0">
+
+    <uses-sdk android:minSdkVersion="L" android:targetSdkVersion="L" />
+
+    <application android:allowBackup="true"
+        android:label="@string/app_name"
+        android:icon="@drawable/ic_launcher"
+        android:theme="@style/MaterialTheme">
+
+        <activity android:name=".CameraActivity"
+                  android:label="@string/app_name">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

Camera2BasicSample/src/main/java/com/example/android/camera2basic/AutoFitTextureView.java

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+/*
+ * Copyright 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.example.android.camera2basic;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.TextureView;
+
+/**
+ * A {@link TextureView} that can be adjusted to a specified aspect ratio.
+ */
+public class AutoFitTextureView extends TextureView {
+
+    private int mRatioWidth = 0;
+    private int mRatioHeight = 0;
+
+    public AutoFitTextureView(Context context) {
+        this(context, null);
+    }
+
+    public AutoFitTextureView(Context context, AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public AutoFitTextureView(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+    }
+
+    /**
+     * Sets the aspect ratio for this view. The size of the view will be measured based on the ratio
+     * calculated from the parameters. Note that the actual sizes of parameters don't matter, that
+     * is, calling setAspectRatio(2, 3) and setAspectRatio(4, 6) make the same result.
+     *
+     * @param width  Relative horizontal size
+     * @param height Relative vertical size
+     */
+    public void setAspectRatio(int width, int height) {
+        if (width < 0 || height < 0) {
+            throw new IllegalArgumentException("Size cannot be negative.");
+        }
+        mRatioWidth = width;
+        mRatioHeight = height;
+        requestLayout();
+    }
+
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+        int width = MeasureSpec.getSize(widthMeasureSpec);
+        int height = MeasureSpec.getSize(heightMeasureSpec);
+        if (0 == mRatioWidth || 0 == mRatioHeight) {
+            setMeasuredDimension(width, height);
+        } else {
+            if (width < height * mRatioWidth / mRatioHeight) {
+                setMeasuredDimension(width, width * mRatioHeight / mRatioWidth);
+            } else {
+                setMeasuredDimension(height * mRatioWidth / mRatioHeight, height);
+            }
+        }
+    }
+
+}