Add setLocation() for geo exif tags

README.md

@@ -18,7 +18,7 @@ CameraKit is an easy to use utility to work with the Android Camera APIs. Everyt
   - [cameraFlash](#cameraflash)
   - [cameraFocus](#camerafocus)
   - [cameraCaptureMethod](#cameracapturemethod)
-  - [cameraZoom](#camerazoom)
+  - [cameraZoomMode](#camerazoommode)
   - [cameraCropOutput](#cameracropoutput)
   - [cameraJpegQuality](#camerajpegquality)
 - [Permissions Behavior](#permissions-behavior)
@@ -166,7 +166,7 @@ camera.setCameraListener(new CameraListener() {
 |[`cameraFlash`](#cameraflash)|`setFlash()`|`off` `on` `auto` `torch`|`off`|
 |[`cameraFocus`](#camerafocus)|`setFocus()`|`off` `continuous` `tap` `tapWithMarker`|`continuous`|
 |[`cameraCaptureMethod`](#cameracapturemethod)|`setCaptureMethod()`|`standard` `frame`|`standard`|
-|[`cameraZoom`](#camerazoom)|`setZoom()`|`off` `pinch`|`off`|
+|[`cameraZoomMode`](#camerazoommode)|`setZoom()`|`off` `pinch`|`off`|
 |[`cameraPermissionPolicy`](#camerapermissionpolicy)|`setPermissionPolicy()`|`picture` `video`|`picture`|
 |[`cameraCropOutput`](#cameracropoutput)|`setCropOutput()`|`true` `false`|`false`|
 |[`cameraJpegQuality`](#camerajpegquality)|`setJpegQuality()`|`0 <= n <= 100`|`100`|
@@ -213,7 +213,7 @@ cameraView.setMethod(CameraKit.Constants.CAPTURE_METHOD_STANDARD);
 cameraView.setMethod(CameraKit.Constants.CAPTURE_METHOD_FRAME);
 ```
 
-### cameraZoom
+### cameraZoomMode
 
 TODO: work in progress. Right now 'off' is the onlly option.
 

camerakit/src/main/api16/com/flurgle/camerakit/Camera1.java

@@ -54,16 +54,18 @@ class Camera1 extends CameraImpl {
     @Flash private int mFlash;
     @Focus private int mFocus;
     @Method private int mMethod;
-    @Zoom private int mZoom;
+    @ZoomMode private int mZoom;
     @VideoQuality private int mVideoQuality;
+    private double mLatitude;
+    private double mLongitude;
 
     private Handler mHandler = new Handler();
 
     Camera1(CameraListener callback, PreviewImpl preview) {
         super(callback, preview);
-        preview.setCallback(new PreviewImpl.OnSurfaceChangedCallback() {
+        preview.setCallback(new PreviewImpl.OnPreviewSurfaceChangedCallback() {
             @Override
-            public void onSurfaceChanged() {
+            public void onPreviewSurfaceChanged() {
                 if (mCamera != null) {
                     setupPreview();
                     collectCameraSizes();
@@ -121,6 +123,17 @@ class Camera1 extends CameraImpl {
         this.mDeviceOrientation = deviceOrientation;
     }
 
+    @Override
+    void setLocation(double latitude, double longitude) {
+        mLatitude = latitude;
+        mLongitude = longitude;
+        if (mCameraParameters != null) {
+            mCameraParameters.setGpsLatitude(latitude);
+            mCameraParameters.setGpsLongitude(longitude);
+            mCamera.setParameters(mCameraParameters);
+        }
+    }
+
     @Override
     void setFacing(@Facing int facing) {
         int internalFacing = new ConstantMapper.Facing(facing).map();
@@ -214,7 +227,7 @@ class Camera1 extends CameraImpl {
     }
 
     @Override
-    void setZoom(@Zoom int zoom) {
+    void setZoom(@ZoomMode int zoom) {
         this.mZoom = zoom;
     }
 
@@ -373,7 +386,7 @@ class Camera1 extends CameraImpl {
      * This is called either on cameraView.start(), or when the underlying surface changes.
      * It is possible that in the first call the preview surface has not already computed its
      * dimensions.
-     * But when it does, the {@link PreviewImpl.OnSurfaceChangedCallback} should be called,
+     * But when it does, the {@link PreviewImpl.OnPreviewSurfaceChangedCallback} should be called,
      * and this should be refreshed.
      *
      *
@@ -406,6 +419,7 @@ class Camera1 extends CameraImpl {
         // mCameraParameters.setRotation(rotation);
         setFocus(mFocus);
         setFlash(mFlash);
+        setLocation(mLatitude, mLongitude);
         mCamera.setParameters(mCameraParameters);
     }
 

camerakit/src/main/api21/com/flurgle/camerakit/Camera2.java

@@ -35,9 +35,9 @@ class Camera2 extends CameraImpl {
 
     Camera2(CameraListener callback, PreviewImpl preview, Context context) {
         super(callback, preview);
-        preview.setCallback(new PreviewImpl.OnSurfaceChangedCallback() {
+        preview.setCallback(new PreviewImpl.OnPreviewSurfaceChangedCallback() {
             @Override
-            public void onSurfaceChanged() {
+            public void onPreviewSurfaceChanged() {
 
             }
         });
@@ -65,8 +65,8 @@ class Camera2 extends CameraImpl {
                     float w = size.getWidth();
                     float h = size.getHeight();
                     mCameraPropertyMap.put(cameraId, new CameraProperties(
-                            (float) Math.toDegrees(2*Math.atan(size.getWidth()/(maxFocus[0]*2))),
-                            (float) Math.toDegrees(2*Math.atan(size.getHeight()/(maxFocus[0]*2)))
+                            (float) Math.toDegrees(2*Math.atan(w/(maxFocus[0]*2))),
+                            (float) Math.toDegrees(2*Math.atan(h/(maxFocus[0]*2)))
                     ));
                 }
             }
@@ -155,7 +155,12 @@ class Camera2 extends CameraImpl {
     }
 
     @Override
-    void setZoom(@Zoom int zoom) {
+    void setZoom(@ZoomMode int zoom) {
+
+    }
+
+    @Override
+    void setLocation(double latitude, double longitude) {
 
     }
 

camerakit/src/main/base/com/flurgle/camerakit/CameraImpl.java

@@ -22,8 +22,9 @@ abstract class CameraImpl {
     abstract void setFlash(@Flash int flash);
     abstract void setFocus(@Focus int focus);
     abstract void setMethod(@Method int method);
-    abstract void setZoom(@Zoom int zoom);
+    abstract void setZoom(@ZoomMode int zoom);
     abstract void setVideoQuality(@VideoQuality int videoQuality);
+    abstract void setLocation(double latitude, double longitude);
 
     abstract void captureImage();
     abstract void startVideo();

camerakit/src/main/base/com/flurgle/camerakit/PreviewImpl.java

@@ -1,18 +1,17 @@
 package com.flurgle.camerakit;
 
 import android.graphics.SurfaceTexture;
-import android.util.Log;
 import android.view.Surface;
 import android.view.SurfaceHolder;
 import android.view.View;
 
 abstract class PreviewImpl {
 
-    interface OnSurfaceChangedCallback {
-        void onSurfaceChanged();
+    interface OnPreviewSurfaceChangedCallback {
+        void onPreviewSurfaceChanged();
     }
 
-    private OnSurfaceChangedCallback mOnSurfaceChangedCallback;
+    private OnPreviewSurfaceChangedCallback mOnPreviewSurfaceChangedCallback;
 
     // As far as I can see, these are the view/surface dimensions.
     // This live in the 'View' orientation.
@@ -23,8 +22,8 @@ abstract class PreviewImpl {
     private int mDesiredWidth;
     private int mDesiredHeight;
 
-    void setCallback(OnSurfaceChangedCallback callback) {
-        mOnSurfaceChangedCallback = callback;
+    void setCallback(OnPreviewSurfaceChangedCallback callback) {
+        mOnPreviewSurfaceChangedCallback = callback;
     }
 
     abstract Surface getSurface();
@@ -39,7 +38,7 @@ abstract class PreviewImpl {
     abstract boolean isReady();
 
     protected void dispatchSurfaceChanged() {
-        mOnSurfaceChangedCallback.onSurfaceChanged();
+        mOnPreviewSurfaceChangedCallback.onPreviewSurfaceChanged();
     }
 
     SurfaceHolder getSurfaceHolder() {
@@ -51,8 +50,7 @@ abstract class PreviewImpl {
     }
 
     // As far as I can see, these are the view/surface dimensions.
-    // This is called by subclasses. 1080, 1794 -- 1080, 1440
-
+    // This is called by subclasses.
     protected void setSurfaceSize(int width, int height) {
         this.mSurfaceWidth = width;
         this.mSurfaceHeight = height;
@@ -60,7 +58,8 @@ abstract class PreviewImpl {
     }
 
     // As far as I can see, these are the actual preview dimensions, as set in CameraParameters.
-    // This is called by the CameraImpl. 1200, 1600
+    // This is called by the CameraImpl.
+    // These must be alredy rotated, if needed, to be consistent with surface/view sizes.
     void setDesiredSize(int width, int height) {
         this.mDesiredWidth = width;
         this.mDesiredHeight = height;

camerakit/src/main/base/com/flurgle/camerakit/TextureViewPreview.java

@@ -45,7 +45,7 @@ class TextureViewPreview extends PreviewImpl {
 
     @Override
     Surface getSurface() {
-        return new Surface(mTextureView.getSurfaceTexture());
+        return new Surface(getSurfaceTexture());
     }
 
     @Override
@@ -60,7 +60,7 @@ class TextureViewPreview extends PreviewImpl {
 
     @Override
     boolean isReady() {
-        return mTextureView.getSurfaceTexture() != null;
+        return getSurfaceTexture() != null;
     }
 
     @Override

camerakit/src/main/java/com/flurgle/camerakit/CameraView.java

@@ -80,7 +80,8 @@ public class CameraView extends FrameLayout implements LifecycleObserver {
     @Flash private int mFlash;
     @Focus private int mFocus;
     @Method private int mMethod;
-    @Zoom private int mZoom;
+    @ZoomMode
+    private int mZoom;
     @Permissions private int mPermissions;
     @VideoQuality private int mVideoQuality;
     private int mJpegQuality;
@@ -113,7 +114,7 @@ public class CameraView extends FrameLayout implements LifecycleObserver {
                 mFlash = a.getInteger(R.styleable.CameraView_cameraFlash, CameraKit.Defaults.DEFAULT_FLASH);
                 mFocus = a.getInteger(R.styleable.CameraView_cameraFocus, CameraKit.Defaults.DEFAULT_FOCUS);
                 mMethod = a.getInteger(R.styleable.CameraView_cameraCaptureMethod, CameraKit.Defaults.DEFAULT_METHOD);
-                mZoom = a.getInteger(R.styleable.CameraView_cameraZoom, CameraKit.Defaults.DEFAULT_ZOOM);
+                mZoom = a.getInteger(R.styleable.CameraView_cameraZoomMode, CameraKit.Defaults.DEFAULT_ZOOM);
                 mPermissions = a.getInteger(R.styleable.CameraView_cameraPermissionPolicy, CameraKit.Defaults.DEFAULT_PERMISSIONS);
                 mVideoQuality = a.getInteger(R.styleable.CameraView_cameraVideoQuality, CameraKit.Defaults.DEFAULT_VIDEO_QUALITY);
                 mJpegQuality = a.getInteger(R.styleable.CameraView_cameraJpegQuality, CameraKit.Defaults.DEFAULT_JPEG_QUALITY);
@@ -355,6 +356,16 @@ public class CameraView extends FrameLayout implements LifecycleObserver {
         return mCameraImpl.getCameraProperties();
     }
 
+
+    /**
+     * Set location coordinates to be found later in the jpeg EXIF header
+     * @param latitude current latitude
+     * @param longitude current longitude
+     */
+    public void setLocation(double latitude, double longitude) {
+        mCameraImpl.setLocation(latitude, longitude);
+    }
+
     @Facing
     public int getFacing() {
         return mFacing;
@@ -396,7 +407,7 @@ public class CameraView extends FrameLayout implements LifecycleObserver {
         mCameraImpl.setMethod(mMethod);
     }
 
-    public void setZoom(@Zoom int zoom) {
+    public void setZoom(@ZoomMode int zoom) {
         this.mZoom = zoom;
         mCameraImpl.setZoom(mZoom);
     }

camerakit/src/main/res/layout/texture_view.xml

@@ -3,6 +3,7 @@
 
     <TextureView
         android:id="@+id/texture_view"
+        android:gravity="center"
         android:layout_width="match_parent"
         android:layout_height="match_parent" />
 

camerakit/src/main/res/values/attrs.xml

@@ -22,7 +22,7 @@
             <enum name="tapWithMarker" value="3" />
         </attr>
 
-        <attr name="cameraZoom" format="enum">
+        <attr name="cameraZoomMode" format="enum">
             <enum name="off" value="0" />
 
             <!-- TODO: Set to unique value when feature added -->

camerakit/src/main/types/com/flurgle/camerakit/Zoom.java

@@ -1,14 +0,0 @@
-package com.flurgle.camerakit;
-
-import android.support.annotation.IntDef;
-
-import java.lang.annotation.Retention;
-import java.lang.annotation.RetentionPolicy;
-
-import static com.flurgle.camerakit.CameraKit.Constants.ZOOM_OFF;
-import static com.flurgle.camerakit.CameraKit.Constants.ZOOM_PINCH;
-
-@Retention(RetentionPolicy.SOURCE)
-@IntDef({ZOOM_OFF, ZOOM_PINCH})
-public @interface Zoom {
-}