我是相机内功能的新手。当我启动相机并单击图像视图上设置的图像后，然后单击效果按钮。现在应用程序已关闭。错误是内存。这个应用程序是在 2.2 以下版本上制作的。当我曾经在 4.4 版本中运行此应用程序时，该应用程序被弯腰显示应用程序中的内存泄漏
12-05 17:10:53.898: E/dalvikvm-heap(21667): Out of memory on a 31961104-byte allocation.
12-05 17:10:53.938: E/dalvikvm(21667): Out of memory: Heap Size=42403KB, Allocated=34174KB, Limit=49152KB
12-05 17:10:53.938: E/dalvikvm(21667): Extra info: Footprint=42403KB, Allowed Footprint=42403KB, Trimmed=0KB
12-05 17:10:53.948: E/AndroidRuntime(21667): FATAL EXCEPTION: main
12-05 17:10:53.948: E/AndroidRuntime(21667): java.lang.OutOfMemoryError: (Heap Size=42403KB, Allocated=34174KB)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.graphics.Bitmap.nativeCreate(Native Method)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.graphics.Bitmap.createBitmap(Bitmap.java:917)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.graphics.Bitmap.createBitmap(Bitmap.java:897)
12-05 17:10:53.948: E/AndroidRuntime(21667): at com.photomarging.PhotoMargingActivity.createSepiaToningEffect(PhotoMargingActivity.java:577)
12-05 17:10:53.948: E/AndroidRuntime(21667): at com.photomarging.PhotoMargingActivity.applyEffect(PhotoMargingActivity.java:472)
12-05 17:10:53.948: E/AndroidRuntime(21667): at com.photomarging.PhotoMargingActivity$5.onClick(PhotoMargingActivity.java:199)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.view.View.performClick(View.java:3549)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.view.View$PerformClick.run(View.java:14393)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.os.Handler.handleCallback(Handler.java:605)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.os.Handler.dispatchMessage(Handler.java:92)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.os.Looper.loop(Looper.java:154)
12-05 17:10:53.948: E/AndroidRuntime(21667): at android.app.ActivityThread.main(ActivityThread.java:4945)
12-05 17:10:53.948: E/AndroidRuntime(21667): at java.lang.reflect.Method.invokeNative(Native Method)
12-05 17:10:53.948: E/AndroidRuntime(21667): at java.lang.reflect.Method.invoke(Method.java:511)
12-05 17:10:53.948: E/AndroidRuntime(21667): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
12-05 17:10:53.948: E/AndroidRuntime(21667): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
12-05 17:10:53.948: E/AndroidRuntime(21667): at dalvik.system.NativeStart.main(Native Method)
主要课程在这里http://pastebin.com/sR5FPG22另一个课程在这里http://pastebin.com/GY3xzPBW（照片合并），我不明白如何解决问题帮助我和预览课程在这里
@TargetApi(8)
class Preview extends SurfaceView implements SurfaceHolder.Callback {
private static final String TAG = "Preview";
SurfaceHolder mHolder;
public Camera camera;
Preview(Context context) {
super(context);
// Install a SurfaceHolder.Callback so we get notified when the
// underlying surface is created and destroyed.
mHolder = getHolder();
mHolder.addCallback(this);
mHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
}
public void surfaceCreated(SurfaceHolder holder) {
// The Surface has been created, acquire the camera and tell it where
// to draw.
if(camera==null){
camera = Camera.open();
}
else{
try {
camera.reconnect();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
try {
camera.setPreviewDisplay(holder);
camera.setPreviewCallback(new PreviewCallback() {
public void onPreviewFrame(byte[] data, Camera arg1) {
FileOutputStream outStream = null;
try {
ByteArrayInputStream imagestream=new
ByteArrayInputStream(data);
Bitmap
icon=BitmapFactory.decodeStream(imagestream);
PhotoMargingActivity.img.setImageBitmap(icon);
outStream = new
FileOutputStream(String.format("/sdcard/%d.jpg",
System.currentTimeMillis()));
outStream.write(data);
outStream.close();
Log.d(TAG, "onPreviewFrame - wrote bytes:
" + data.length);
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
}
Preview.this.invalidate();
//
}
});
} catch (IOException e) {
e.printStackTrace();
}
}
public void surfaceDestroyed(SurfaceHolder holder) {
// Surface will be destroyed when we return, so stop the preview.
// Because the CameraDevice object is not a shared resource, it's very
// important to release it when the activity is paused.
camera.stopPreview();
camera.release();
camera = null;
}
///////////////////// change in the preve class /////////////////////////////
public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) {
// Now that the size is known, set up the camera parameters and begin
// the preview.
// Camera.Parameters parameters = camera.getParameters();
// parameters.setPreviewSize(w, h);
// camera.setParameters(parameters);
// camera.startPreview();
// Now that the size is known, set up the camera parameters and begin
// the preview.
// Camera.Parameters parameters = camera.getParameters();
// parameters.setPreviewSize(w, h);
// camera.setParameters(parameters);
// camera.startPreview();
Camera.Parameters parameters = camera.getParameters();
List<Camera.Size> previewSizes = parameters.getSupportedPreviewSizes();
// You need to choose the most appropriate previewSize for your app
Camera.Size previewSize;//= // .... select one of previewSizes here
if(previewSizes.size() > 1){
previewSize =previewSizes.get(1); // .... select one of
previewSizes here
}else{
previewSize =previewSizes.get(0);
}
parameters.setPreviewSize(previewSize.width, previewSize.height);
camera.setParameters(parameters);
camera.startPreview();
}
@Override
public void draw(Canvas canvas) {
super.draw(canvas);
Paint p= new Paint(Color.RED);
Log.d(TAG,"draw");
canvas.drawText("PREVIEW", canvas.getWidth()/2, canvas.getHeight()/2, p );
}