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Code Issues Pull Requests Releases Wiki Activity

Code review issues fixed. Compatibility issues fixed.

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This commit is contained in:
Alexander Smorkalov
2013-02-07 13:01:26 +04:00
parent 6b5eac328f
commit f8720ec60e
10 changed files with 101 additions and 24 deletions
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86
modules/java/generator/src/java/android+CameraBridgeViewBase.java
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@@ -6,6 +6,7 @@ import org.opencv.R;
import org.opencv.android.Utils;
import org.opencv.core.Mat;
import org.opencv.core.Size;
import org.opencv.highgui.Highgui;
import android.app.Activity;
import android.app.AlertDialog;
@@ -35,7 +36,7 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
private int mState = STOPPED;
private Bitmap mCacheBitmap;
private CvCameraViewListener mListener;
private CvCameraViewListener2 mListener;
private boolean mSurfaceExist;
private Object mSyncObject = new Object();
@@ -43,6 +44,7 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
protected int mFrameHeight;
protected int mMaxHeight;
protected int mMaxWidth;
protected int mPreviewFormat = Highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA;
protected int mCameraIndex = -1;
protected boolean mEnabled;
protected FpsMeter mFpsMeter = null;
@@ -89,10 +91,71 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
* The returned values - is a modified frame which needs to be displayed on the screen.
* TODO: pass the parameters specifying the format of the frame (BPP, YUV or RGB and etc)
*/
public Mat onCameraFrame(CvCameraViewFrame inputFrame);
public Mat onCameraFrame(Mat inputFrame);
}
public interface CvCameraViewListener2 {
/**
* This method is invoked when camera preview has started. After this method is invoked
* the frames will start to be delivered to client via the onCameraFrame() callback.
* @param width - the width of the frames that will be delivered
* @param height - the height of the frames that will be delivered
*/
public void onCameraViewStarted(int width, int height);
/**
* This method is invoked when camera preview has been stopped for some reason.
* No frames will be delivered via onCameraFrame() callback after this method is called.
*/
public void onCameraViewStopped();
/**
* This method is invoked when delivery of the frame needs to be done.
* The returned values - is a modified frame which needs to be displayed on the screen.
* TODO: pass the parameters specifying the format of the frame (BPP, YUV or RGB and etc)
*/
public Mat onCameraFrame(CvCameraViewFrame inputFrame);
};
protected class CvCameraViewListenerAdapter implements CvCameraViewListener2 {
public CvCameraViewListenerAdapter(CvCameraViewListener oldStypeListener) {
mOldStyleListener = oldStypeListener;
}
public void onCameraViewStarted(int width, int height) {
mOldStyleListener.onCameraViewStarted(width, height);
}
public void onCameraViewStopped() {
mOldStyleListener.onCameraViewStopped();
}
public Mat onCameraFrame(CvCameraViewFrame inputFrame) {
Mat result = null;
switch (mPreviewFormat) {
case Highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA:
result = mOldStyleListener.onCameraFrame(inputFrame.rgba());
break;
case Highgui.CV_CAP_ANDROID_GREY_FRAME:
result = mOldStyleListener.onCameraFrame(inputFrame.gray());
break;
default:
Log.e(TAG, "Invalid frame format! Only RGBA and Gray Scale are supported!");
};
return result;
}
public void setFrameFormat(int format) {
mPreviewFormat = format;
}
private CvCameraViewListenerAdapter() {}
private int mPreviewFormat = Highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA;
private CvCameraViewListener mOldStyleListener;
};
public interface CvCameraViewFrame {
public abstract Mat rgba();
public abstract Mat gray();
@@ -168,10 +231,16 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
* @param listener
*/
public void setCvCameraViewListener(CvCameraViewListener listener) {
public void setCvCameraViewListener(CvCameraViewListener2 listener) {
mListener = listener;
}
public void setCvCameraViewListener(CvCameraViewListener listener) {
CvCameraViewListenerAdapter adapter = new CvCameraViewListenerAdapter(listener);
adapter.setFrameFormat(mPreviewFormat);
mListener = adapter;
}
/**
* This method sets the maximum size that camera frame is allowed to be. When selecting
* size - the biggest size which less or equal the size set will be selected.
@@ -186,6 +255,15 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
mMaxHeight = maxHeight;
}
public void SetCaptureFormat(int format)
{
mPreviewFormat = format;
if (mListener instanceof CvCameraViewListenerAdapter) {
CvCameraViewListenerAdapter adapter = (CvCameraViewListenerAdapter) mListener;
adapter.setFrameFormat(mPreviewFormat);
}
}
/**
* Called when mSyncObject lock is held
*/