视频录像机v1.0

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild

app/.gitignore

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+/build

app/build.gradle

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+apply plugin: 'com.android.application'
+apply plugin: 'com.manna.library_aspectj'
+
+android {
+    compileSdkVersion 28
+    defaultConfig {
+        applicationId "com.manna.codec"
+        minSdkVersion 18
+        targetSdkVersion 28
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+//        externalNativeBuild {
+//            cmake {
+//                cppFlags ""
+//            }
+//        }
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+//    externalNativeBuild {
+//        cmake {
+//            path "src/main/cpp/CMakeLists.txt"
+//            version "3.10.2"
+//        }
+//    }
+    compileOptions {
+        sourceCompatibility = '1.8'
+        targetCompatibility = '1.8'
+    }
+}
+
+dependencies {
+    implementation fileTree(dir: 'libs', include: ['*.jar'])
+    implementation 'com.android.support:appcompat-v7:28.0.0'
+    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
+    testImplementation 'junit:junit:4.12'
+    androidTestImplementation 'com.android.support.test:runner:1.0.2'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
+
+    implementation project(path: ':library_plugin')
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.manna.codec">
+
+    <uses-feature android:name="android.hardware.camera" />
+    <uses-permission android:name="android.permission.CAMERA" />
+
+    <uses-permission android:name="android.permission.FLASHLIGHT"/>
+
+    <uses-permission android:name="android.permission.RECORD_AUDIO"/>
+
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/SplashTheme">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/assets/fragment_shader.glsl

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+#extension GL_OES_EGL_image_external : require //申明使用扩展纹理
+precision mediump float;//精度 为float
+varying vec2 v_texPo;//纹理位置  接收于vertex_shader
+uniform samplerExternalOES  sTexture;//加载流数据(摄像头数据)
+void main() {
+    gl_FragColor=texture2D(sTexture, v_texPo);
+}

app/src/main/assets/fragment_shader_screen.glsl

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+#extension GL_OES_EGL_image_external : require //申明使用扩展纹理
+precision mediump float;//精度 为float
+varying vec2 v_texPo;//纹理位置  接收于vertex_shader
+uniform sampler2D  sTexture;
+uniform int vChangeType;
+uniform vec3 vChangeColor;
+
+void main() {
+    vec4 nColor=texture2D(sTexture, v_texPo);
+    if (vChangeType==1){
+        //黑白滤镜
+        float changeColor=nColor.r*vChangeColor.r+nColor.g*vChangeColor.g+nColor.b*vChangeColor.b;
+        gl_FragColor=vec4(changeColor, changeColor, changeColor, nColor.a);
+    } else {
+        gl_FragColor=nColor;
+    }
+}

app/src/main/assets/vertex_shader.glsl

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+attribute vec4 av_Position;//顶点位置
+attribute vec2 af_Position;//纹理位置
+varying vec2 v_texPo;//纹理位置  与fragment_shader交互
+uniform mat4 u_Matrix;//矩阵变换
+
+void main() {
+    v_texPo = af_Position;
+    gl_Position = av_Position * u_Matrix;
+}
+

app/src/main/assets/vertex_shader_screen.glsl

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+attribute vec4 av_Position;//顶点位置
+attribute vec2 af_Position;//纹理位置
+varying vec2 v_texPo;//纹理位置  与fragment_shader交互
+
+void main() {
+    v_texPo = af_Position;
+    gl_Position = av_Position;
+}
+

app/src/main/cpp/CMakeLists.txt

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+# For more information about using CMake with Android Studio, read the
+# documentation: https://d.android.com/studio/projects/add-native-code.html
+
+# Sets the minimum version of CMake required to build the native library.
+
+cmake_minimum_required(VERSION 3.4.1)
+
+# Creates and names a library, sets it as either STATIC
+# or SHARED, and provides the relative paths to its source code.
+# You can define multiple libraries, and CMake builds them for you.
+# Gradle automatically packages shared libraries with your APK.
+
+add_library( # Sets the name of the library.
+        native-lib
+
+        # Sets the library as a shared library.
+        SHARED
+
+        # Provides a relative path to your source file(s).
+        native-lib.cpp)
+
+# Searches for a specified prebuilt library and stores the path as a
+# variable. Because CMake includes system libraries in the search path by
+# default, you only need to specify the name of the public NDK library
+# you want to add. CMake verifies that the library exists before
+# completing its build.
+
+find_library( # Sets the name of the path variable.
+        log-lib
+
+        # Specifies the name of the NDK library that
+        # you want CMake to locate.
+        log)
+
+# Specifies libraries CMake should link to your target library. You
+# can link multiple libraries, such as libraries you define in this
+# build script, prebuilt third-party libraries, or system libraries.
+
+target_link_libraries( # Specifies the target library.
+        native-lib
+
+        # Links the target library to the log library
+        # included in the NDK.
+        ${log-lib})

app/src/main/cpp/native-lib.cpp

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+#include <jni.h>
+#include <string>
+
+extern "C" JNIEXPORT jstring JNICALL
+Java_com_manna_codec_MainActivity_stringFromJNI(
+        JNIEnv *env,
+        jobject /* this */) {
+    std::string hello = "Hello from C++";
+    return env->NewStringUTF(hello.c_str());
+}