The Android source code contains two projects, namely with JAVA and NDK native code to convert each frame in real time color video camera can be used to understand, compare the efficiency of Java and NDK different, the relevant camera, NDK/JNI, color programming technology have some understanding

YUV420SP-master\y1CameraPreview\AndroidManifest.xml
...............\...............\ic_launcher-web.png
...............\...............\proguard-project.txt
...............\...............\project.properties
...............\...............\res\drawable-hdpi\ic_launcher.png
...............\...............\...\.........ldpi\ic_launcher.png
...............\...............\...\.........mdpi\ic_launcher.png
...............\...............\...\.........xhdpi\ic_launcher.png
...............\...............\...\layout\activity_main.xml
...............\...............\...\values\dimens.xml
...............\...............\...\......\strings.xml
...............\...............\...\......\styles.xml
...............\...............\src\youten\redo\y1camerapreview\JavaFilter.java
...............\...............\...\......\....\...............\MainActivity.java
...............\.2NDKYUV420SP\.classpath
...............\.............\.project
...............\.............\AndroidManifest.xml
...............\.............\ic_launcher-web.png
...............\.............\jni\Android.mk
...............\.............\...\Application.mk
...............\.............\...\effect.c
...............\.............\libs\armeabi\libeffect.so
...............\.............\....\.......-v7a\libeffect.so
...............\.............\proguard-project.txt
...............\.............\project.properties
...............\.............\res\drawable-hdpi\ic_launcher.png
...............\.............\...\.........ldpi\ic_launcher.png
...............\.............\...\.........mdpi\ic_launcher.png
...............\.............\...\.........xhdpi\ic_launcher.png
...............\.............\...\layout\activity_main.xml
...............\.............\...\values\dimens.xml
...............\.............\...\......\strings.xml
...............\.............\...\......\styles.xml
...............\.............\src\com\jni\NativeFilter.java
...............\.............\...\youten\redo\y2ndkyuv420sp\JavaFilter.java
...............\.............\...\......\....\.............\MainActivity.java
...............\.1CameraPreview\src\youten\redo\y1camerapreview
...............\.2NDKYUV420SP\src\youten\redo\y2ndkyuv420sp
...............\.1CameraPreview\src\youten\redo
...............\.2NDKYUV420SP\src\com\jni
...............\.............\...\youten\redo
...............\.1CameraPreview\res\drawable-hdpi
...............\...............\...\drawable-ldpi
...............\...............\...\drawable-mdpi
...............\...............\...\drawable-xhdpi
...............\...............\...\layout
...............\...............\...\values
...............\...............\src\youten
...............\.2NDKYUV420SP\libs\armeabi
...............\.............\....\armeabi-v7a
...............\.............\res\drawable-hdpi
...............\.............\...\drawable-ldpi
...............\.............\...\drawable-mdpi
...............\.............\...\drawable-xhdpi
...............\.............\...\layout
...............\.............\...\values
...............\.............\src\com
...............\.............\...\youten
...............\.1CameraPreview\res
...............\...............\src
...............\.2NDKYUV420SP\assets
...............\.............\jni
...............\.............\libs
...............\.............\res
...............\.............\src
...............\y1CameraPreview
...............\y2NDKYUV420SP
YUV420SP-master

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