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Front/back camera constants semantic for Android fixed (Bug #2839).

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Front/Back camera constants' values changed;
Additional camera facing check added for JavaCameraView.
This commit is contained in:
Alexander Smorkalov 2013-04-10 16:57:34 +04:00
parent aef8e6ba59
commit 6e8f5ae574
3 changed files with 42 additions and 9 deletions
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4
modules/java/android_lib/res/values/attrs.xml
View File

@ -4,8 +4,8 @@
<attr name="show_fps" format="boolean"/>
<attr name="camera_id" format="integer" >
<enum name="any" value="-1" />
<enum name="back" value="0" />
<enum name="front" value="1" />
<enum name="back" value="99" />
<enum name="front" value="98" />
</attr>
</declare-styleable>
</resources>

6
modules/java/generator/src/java/android+CameraBridgeViewBase.java
View File

@ -47,10 +47,14 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
protected int mMaxWidth;
protected float mScale = 0;
protected int mPreviewFormat = Highgui.CV_CAP_ANDROID_COLOR_FRAME_RGBA;
protected int mCameraIndex = -1;
protected int mCameraIndex = CAMERA_ID_ANY;
protected boolean mEnabled;
protected FpsMeter mFpsMeter = null;
public static final int CAMERA_ID_ANY = -1;
public static final int CAMERA_ID_BACK = 99;
public static final int CAMERA_ID_FRONT = 98;
public CameraBridgeViewBase(Context context, int cameraId) {
super(context);
mCameraIndex = cameraId;

41
modules/java/generator/src/java/android+JavaCameraView.java
View File

@ -6,6 +6,7 @@ import android.content.Context;
import android.graphics.ImageFormat;
import android.graphics.SurfaceTexture;
import android.hardware.Camera;
import android.hardware.Camera.CameraInfo;
import android.hardware.Camera.PreviewCallback;
import android.os.Build;
import android.util.AttributeSet;
@ -68,7 +69,7 @@ public class JavaCameraView extends CameraBridgeViewBase implements PreviewCallb
synchronized (this) {
mCamera = null;
if (mCameraIndex == -1) {
if (mCameraIndex == CAMERA_ID_ANY) {
Log.d(TAG, "Trying to open camera with old open()");
try {
mCamera = Camera.open();
@ -92,11 +93,39 @@ public class JavaCameraView extends CameraBridgeViewBase implements PreviewCallb
}
} else {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
Log.d(TAG, "Trying to open camera with new open(" + Integer.valueOf(mCameraIndex) + ")");
try {
mCamera = Camera.open(mCameraIndex);
} catch (RuntimeException e) {
Log.e(TAG, "Camera #" + mCameraIndex + "failed to open: " + e.getLocalizedMessage());
int localCameraIndex = mCameraIndex;
if (mCameraIndex == CAMERA_ID_BACK) {
Log.i(TAG, "Trying to open back camera");
Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
for (int camIdx = 0; camIdx < Camera.getNumberOfCameras(); ++camIdx) {
Camera.getCameraInfo( camIdx, cameraInfo );
if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_BACK) {
localCameraIndex = camIdx;
break;
}
}
} else if (mCameraIndex == CAMERA_ID_FRONT) {
Log.i(TAG, "Trying to open front camera");
Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
for (int camIdx = 0; camIdx < Camera.getNumberOfCameras(); ++camIdx) {
Camera.getCameraInfo( camIdx, cameraInfo );
if (cameraInfo.facing == Camera.CameraInfo.CAMERA_FACING_FRONT) {
localCameraIndex = camIdx;
break;
}
}
}
if (localCameraIndex == CAMERA_ID_BACK) {
Log.e(TAG, "Back camera not found!");
} else if (localCameraIndex == CAMERA_ID_FRONT) {
Log.e(TAG, "Front camera not found!");
} else {
Log.d(TAG, "Trying to open camera with new open(" + Integer.valueOf(localCameraIndex) + ")");
try {
mCamera = Camera.open(localCameraIndex);
} catch (RuntimeException e) {
Log.e(TAG, "Camera #" + localCameraIndex + "failed to open: " + e.getLocalizedMessage());
}
}
}
}