Android vision samples updates.

These are the initial samples for the Android Vision API.

Author: claywilkinson

face/FaceTracker/app/build.gradle

@@ -6,7 +6,7 @@ android {
 
  defaultConfig {
  applicationId "com.google.android.gms.samples.vision.face.facetracker"
- minSdkVersion 19
+ minSdkVersion 9
  targetSdkVersion 22
  versionCode 1
  versionName "1.0"

face/FaceTracker/app/src/main/AndroidManifest.xml

@@ -10,7 +10,7 @@
  <uses-permission android:name="android.permission.CAMERA" />
 
  <uses-sdk
- android:minSdkVersion="11"
+ android:minSdkVersion="9"
  android:targetSdkVersion="21" />
 
  <application

face/FaceTracker/app/src/main/java/com/google/android/gms/samples/vision/face/facetracker/FaceTrackerActivity.java

@@ -78,7 +78,6 @@ public void onCreate(Bundle icicle) {
  .setFacing(CameraSource.CAMERA_FACING_BACK)
  .setRequestedFps(30.0f)
  .build();
- startCameraSource();
  }
 
  /**

face/FaceTracker/app/src/main/res/drawable-xhdpi/icon.png

@@ -20,13 +20,14 @@
 import android.os.Bundle;
 import android.util.Log;
 
+import com.google.android.gms.samples.vision.face.multitracker.ui.camera.CameraSourcePreview;
+import com.google.android.gms.samples.vision.face.multitracker.ui.camera.GraphicOverlay;
+
 import com.google.android.gms.vision.CameraSource;
 import com.google.android.gms.vision.MultiDetector;
 import com.google.android.gms.vision.MultiProcessor;
 import com.google.android.gms.vision.barcode.BarcodeDetector;
 import com.google.android.gms.vision.face.FaceDetector;
-import com.google.android.gms.samples.vision.face.multitracker.ui.camera.CameraSourcePreview;
-import com.google.android.gms.samples.vision.face.multitracker.ui.camera.GraphicOverlay;
 
 import java.io.IOException;
 
@@ -95,14 +96,14 @@ public void onCreate(Bundle icicle) {
  Log.w(TAG, "Detector dependencies are not yet available.");
  }
 
- // Creates and starts the camera. Note that this will use a higher resolution by default
- // (1024x768) in comparison to other face detection examples, because the barcode detector
- // works better at higher resolutions.
+ // Creates and starts the camera. Note that this uses a higher resolution in comparison
+ // to other detection examples to enable the barcode detector to detect small barcodes
+ // at long distances.
  mCameraSource = new CameraSource.Builder(context, multiDetector)
  .setFacing(CameraSource.CAMERA_FACING_BACK)
+ .setRequestedPreviewSize(1600, 1024)
  .setRequestedFps(15.0f)
  .build();
- startCameraSource();
  }
 
  /**

face/multi-tracker/app/src/main/java/com/google/android/gms/samples/vision/face/multitracker/MultiTrackerActivity.java

@@ -6,7 +6,7 @@ android {
 
  defaultConfig {
  applicationId "com.google.android.gms.samples.vision.face.photo"
- minSdkVersion 19
+ minSdkVersion 9
  targetSdkVersion 22
  versionCode 1
  versionName "1.0"

face/multi-tracker/app/src/main/res/drawable-xhdpi/icon.png

@@ -6,7 +6,7 @@
  android:versionName="1" >
 
  <uses-sdk
- android:minSdkVersion="11"
+ android:minSdkVersion="9"
  android:targetSdkVersion="21" />
 
  <application