質問編集履歴

見やすくした

2017/09/15 08:35

投稿

giant

スコア132

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -4,14 +4,6 @@
-package com.google.android.exoplayer2.demo;
 public class PlayerActivity extends Activity implements OnClickListener, ExoPlayer.EventListener
 {
@@ -80,7 +72,7 @@
   private TextureView.SurfaceTextureListener mCameraSurfaceTextureListener
@@ -144,7 +136,7 @@
     public void onOpened(@NonNull CameraDevice cameraDevice) {
     }
@@ -190,6 +182,10 @@
   private void startPreview() {
+  //多分ここの作業が足りてなかった
     try {
       SurfaceTexture texture = mTextureView.getSurfaceTexture();
@@ -248,6 +244,70 @@
+  private void startPreview2() {
+    //多分ここの作業が足りてなかった
+    try {
+      SurfaceTexture texture = mCameraTextureView.getSurfaceTexture();
+      assert texture != null;
+      texture2.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
+      mCameraPreviewBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
+      Surface previewCameraSurface = new Surface(texture2);
+      mCameraPreviewBuilder.addTarget(previewCameraSurface);
+      mCameraDevice.createCaptureSession(Collections.singletonList(previewCameraSurface),
+              new CameraCaptureSession.StateCallback() {
+                @Override
+                public void onClosed(CameraCaptureSession session) {
+                }
+                @Override
+                public void onReady(CameraCaptureSession session) {
+                }
+                @Override
+                public void onConfigured(@NonNull CameraCaptureSession session) {
+                  mCameraPreviewSession = session;
+                }
+              }, mBackgroundHandler);
+    } catch (CameraAccessException e) {
+    }
+  }
   private void startRecordingVideo() {
@@ -340,7 +400,7 @@
       if (faces != null && mode != null)
         for(Face face: faces) {
@@ -444,4 +504,6 @@
 ```

コードの編集

2017/09/15 08:35

投稿

giant

スコア132

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -1,3 +1,17 @@
+```java
+package com.google.android.exoplayer2.demo;
 public class PlayerActivity extends Activity implements OnClickListener, ExoPlayer.EventListener
 {
@@ -427,3 +441,7 @@
   }
 }
+```

コードをコンパクトにしました。

2017/09/15 08:24

投稿

giant

スコア132

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -1,7 +1,3 @@
-```java
 public class PlayerActivity extends Activity implements OnClickListener, ExoPlayer.EventListener
 {
@@ -30,8 +26,6 @@
                                           int width, int height) {
-      openCamera(width, height);
     }
@@ -72,6 +66,8 @@
   private TextureView.SurfaceTextureListener mCameraSurfaceTextureListener
           = new TextureView.SurfaceTextureListener() {
@@ -96,8 +92,6 @@
       configureTransform(width, height);
       canvass=mCameraTextureView.lockCanvas();
     }
@@ -126,7 +120,7 @@
   private CameraDevice.StateCallback mStateCallback = new CameraDevice.StateCallback() {
@@ -136,141 +130,275 @@
     public void onOpened(@NonNull CameraDevice cameraDevice) {
+    }
+  };
+  private CaptureRequest.Builder mPreviewBuilder;
+  public void onCreate(Bundle savedInstanceState) {
+    super.onCreate(savedInstanceState);
+    setContentView(R.layout.player_activity);
+    mTextureView = (AutoFitTextureView) findViewById(R.id.texture);
+    mCameraTextureView = (CameraFaceLineTextureView) findViewById(R.id.texture2);
+    @Override
-      if (cameraDevice == null) {
+    public void onResume() {
-      } else {
+      super.onResume();
+        mTextureView.setSurfaceTextureListener(mSurfaceTextureListener);
+        mCameraTextureView.setSurfaceTextureListener(mCameraSurfaceTextureListener);
+    }
-        if (null != mTextureView) {
+  private void startPreview() {
+    try {
+      SurfaceTexture texture = mTextureView.getSurfaceTexture();
+      assert texture != null;
-          configureTransform(mTextureView.getWidth(), mTextureView.getHeight());
+      texture.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
+      mPreviewBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
+      Surface previewSurface = new Surface(texture);
+      mPreviewBuilder.addTarget(previewSurface);
+      mCameraDevice.createCaptureSession(Collections.singletonList(previewSurface),
+              new CameraCaptureSession.StateCallback() {
+                @Override
+                public void onClosed(CameraCaptureSession session) {
+                }
+                @Override
+                public void onReady(CameraCaptureSession session) {
+                }
+                @Override
+                public void onConfigured(@NonNull CameraCaptureSession session) {
+                  mPreviewSession = session;
+                }
+              }, mBackgroundHandler);
+    } catch (CameraAccessException e) {
+    }
+  }
+  private void startRecordingVideo() {
+    if (null == mCameraDevice || !mTextureView.isAvailable() || null == mPreviewSize) {
+      return;
+    }
+    try {
+      SurfaceTexture texture = mTextureView.getSurfaceTexture();
+      assert texture != null;
+      texture.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
+      mPreviewBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_RECORD);
+      List<Surface> surfaces = new ArrayList<>();
+      // Set up Surface for the camera preview
+      Surface previewSurface = new Surface(texture);
+      surfaces.add(previewSurface);
+      mPreviewBuilder.addTarget(previewSurface);
+      // Set up Surface for the MediaRecorder
+      Surface recorderSurface = mMediaRecorder.getSurface();
+      surfaces.add(recorderSurface);
+      mPreviewBuilder.addTarget(recorderSurface);
+      // Start a capture session
+      // Once the session starts, we can update the UI and start recording
+      mCameraDevice.createCaptureSession(surfaces, new CameraCaptureSession.StateCallback() {
+        @Override
+        public void onConfigured(@NonNull CameraCaptureSession cameraCaptureSession) {
+          mPreviewSession = cameraCaptureSession;
         }
+      }, mBackgroundHandler);
+    } catch (CameraAccessException | IOException e) {
+    }
+  }
+  private CameraCaptureSession.CaptureCallback mCaptureCallback
+          = new CameraCaptureSession.CaptureCallback() {
+    private void process(CaptureResult result) {
+      Integer mode = result.get(CaptureResult.STATISTICS_FACE_DETECT_MODE);
+      Face[] faces = result.get(CaptureResult.STATISTICS_FACES);
+      if (faces != null && mode != null)
+        for(Face face: faces) {
+          Rect r=faceRect2PixelRect(face);
+          drawFace(r,Color.argb(255, 255, 0, 255));
+        }
+      Log.e("tag", "faces : " + faces.length + " , mode : " + mode);
+    }
+    @Override
+    public void onCaptureProgressed(CameraCaptureSession session, CaptureRequest request,
+                                    CaptureResult partialResult) {
+      process(partialResult);
+    }
+    @Override
+    public void onCaptureCompleted(CameraCaptureSession session, CaptureRequest request,
+                                   TotalCaptureResult result) {
+      process(result);
+    }
+  };
+  private Paint paint = new Paint();
+  public void drawFace(Rect rect1, int color) {
+    try {
+      if (canvass != null) {
+        try {
+          canvass.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
+          paint.setColor(color);
+          canvass.drawRect(rect1,paint);
+        } finally {
+          mCameraTextureView.unlockCanvasAndPost(canvass);
+        }
       }
-    }
-  };
-  private CaptureRequest.Builder mPreviewBuilder;
-  public void onCreate(Bundle savedInstanceState) {
-    super.onCreate(savedInstanceState);
-    setContentView(R.layout.player_activity);
-    //撮影に使うViewを取得
-    mTextureView = (AutoFitTextureView) findViewById(R.id.texture);
-    mCameraTextureView = (CameraFaceLineTextureView) findViewById(R.id.texture2);
-    @Override
-    public void onResume() {
-      super.onResume();
-      if (mTextureView.isAvailable()) {
-        openCamera(mTextureView.getWidth(), mTextureView.getHeight());
-      } else {
-        mTextureView.setSurfaceTextureListener(mSurfaceTextureListener);
-        mCameraTextureView.setSurfaceTextureListener(mCameraSurfaceTextureListener);
-      }
-    }
-  private void startPreview() {
-    if (null == mCameraDevice || !mTextureView.isAvailable() || null == mPreviewSize) {
-      return;
-    }
-    try {
-      SurfaceTexture texture = mTextureView.getSurfaceTexture();
-      assert texture != null;
-      texture.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
-      mPreviewBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_PREVIEW);
-      Surface previewSurface = new Surface(texture);
-      mPreviewBuilder.addTarget(previewSurface);
-      mCameraDevice.createCaptureSession(Collections.singletonList(previewSurface),
-              new CameraCaptureSession.StateCallback() {
-                @Override
-                public void onClosed(CameraCaptureSession session) {
-                }
-                @Override
-                public void onReady(CameraCaptureSession session) {
-                }
-                @Override
-                public void onConfigured(@NonNull CameraCaptureSession session) {
-                  mPreviewSession = session;
-                }
-              }, mBackgroundHandler);
-    } catch (CameraAccessException e) {
+    } catch (IllegalArgumentException e) {
-      e.printStackTrace();
     }
@@ -278,216 +406,24 @@
-  private void startRecordingVideo() {
+  private Rect faceRect2PixelRect(Face face) {
+    int w = mCameraTextureView.getWidth();
-    if (null == mCameraDevice || !mTextureView.isAvailable() || null == mPreviewSize) {
+    int h = mCameraTextureView.getHeight();
+    Rect r=face.getBounds();
+    r.left = w * (-r.top + 1000) / 2000;
+    r.right = w * (-r.bottom + 1000) / 2000;
+    r.top = h * (-r.left + 1000) / 2000;
+    r.bottom = h * (-r.right + 1000) / 2000;
-      return;
+    return r;
-    }
-    try {
-      SurfaceTexture texture = mTextureView.getSurfaceTexture();
-      assert texture != null;
-      texture.setDefaultBufferSize(mPreviewSize.getWidth(), mPreviewSize.getHeight());
-      mPreviewBuilder = mCameraDevice.createCaptureRequest(CameraDevice.TEMPLATE_RECORD);
-      List<Surface> surfaces = new ArrayList<>();
-      // Set up Surface for the camera preview
-      Surface previewSurface = new Surface(texture);
-      surfaces.add(previewSurface);
-      mPreviewBuilder.addTarget(previewSurface);
-      // Set up Surface for the MediaRecorder
-      Surface recorderSurface = mMediaRecorder.getSurface();
-      surfaces.add(recorderSurface);
-      mPreviewBuilder.addTarget(recorderSurface);
-      // Start a capture session
-      // Once the session starts, we can update the UI and start recording
-      mCameraDevice.createCaptureSession(surfaces, new CameraCaptureSession.StateCallback() {
-        @Override
-        public void onConfigured(@NonNull CameraCaptureSession cameraCaptureSession) {
-          mPreviewSession = cameraCaptureSession;
-        }
-      }, mBackgroundHandler);
-    } catch (CameraAccessException | IOException e) {
-      e.printStackTrace();
-    }
   }
-  private CameraCaptureSession.CaptureCallback mCaptureCallback
-          = new CameraCaptureSession.CaptureCallback() {
-    private void process(CaptureResult result) {
-      Integer mode = result.get(CaptureResult.STATISTICS_FACE_DETECT_MODE);
-      Face[] faces = result.get(CaptureResult.STATISTICS_FACES);
-      if (faces != null && mode != null)
-        for(Face face: faces) {
-          Rect r=faceRect2PixelRect(face);
-          drawFace(r,Color.argb(255, 255, 0, 255));
-        }
-      Log.e("tag", "faces : " + faces.length + " , mode : " + mode);
-    }
-    @Override
-    public void onCaptureProgressed(CameraCaptureSession session, CaptureRequest request,
-                                    CaptureResult partialResult) {
-      process(partialResult);
-    }
-    @Override
-    public void onCaptureCompleted(CameraCaptureSession session, CaptureRequest request,
-                                   TotalCaptureResult result) {
-      process(result);
-    }
-  };
-  private Paint paint = new Paint();
-  public void drawFace(Rect rect1, int color) {
-    try {
-      if (mCameraTextureView != null) {
-      } else if (mCameraTextureView == null) {
-      }
-      //直接canvassを試すからこの下のコードはいらない
-      //Canvas canvas = mTextureView.lockCanvas();
-      if (canvass != null) {
-        try {
-          canvass.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
-          paint.setColor(color);
-          canvass.drawRect(rect1,paint);
-        } finally {
-          //一応mTextureViewでやっておく
-          mCameraTextureView.unlockCanvasAndPost(canvass);
-        }
-      }
-    } catch (IllegalArgumentException e) {
-    }
-  }
-  private Rect faceRect2PixelRect(Face face) {
-    int w = mCameraTextureView.getWidth();
-    int h = mCameraTextureView.getHeight();
-    Rect r=face.getBounds();
-    r.left = w * (-r.top + 1000) / 2000;
-    r.right = w * (-r.bottom + 1000) / 2000;
-    r.top = h * (-r.left + 1000) / 2000;
-    r.bottom = h * (-r.right + 1000) / 2000;
-    return r;
-  }
 }
-```