Java FREBitmapData类代码示例

import com.adobe.fre.FREBitmapData; //导入依赖的package包/类
private VKUploadImage[] getAttachmentImages( FREArray attachmentImages ) {
	if( attachmentImages == null ) return null;

	try {
		long length = attachmentImages.getLength();
		VKUploadImage[] result = new VKUploadImage[(int)length];
		for( int i = 0; i < length; i++ ) {
			FREBitmapData bmpData = (FREBitmapData) attachmentImages.getObjectAt( i );
			Bitmap bitmap = BitmapDataUtils.getBitmap( bmpData );
			result[i] = new VKUploadImage( bitmap, VKImageParameters.pngImage() );
		}
		return result;
	} catch( Exception e ) {
		e.printStackTrace();
		AIR.log( "Error parsing attachment images: " + e.getLocalizedMessage() );
		return null;
	}
}
 

import com.adobe.fre.FREBitmapData; //导入依赖的package包/类
/**
 * Switch color channels
 * http://stackoverflow.com/questions/17314467/bitmap-channels-order-different-in-android
 */
public static Bitmap getBitmap( FREBitmapData bitmapData ) throws FREWrongThreadException, FREInvalidObjectException {
	bitmapData.acquire();
	Bitmap bitmap = Bitmap.createBitmap( bitmapData.getWidth(), bitmapData.getHeight(), Bitmap.Config.ARGB_8888 );
	Canvas canvas = new Canvas( bitmap );
	Paint paint = new Paint();
	paint.setColorFilter( mColorFilter );
	bitmap.copyPixelsFromBuffer( bitmapData.getBits() );
	bitmapData.release();
	canvas.drawBitmap( bitmap, 0, 0, paint );
	return bitmap;
}
 

import com.adobe.fre.FREBitmapData; //导入依赖的package包/类
protected Bitmap getBitmapFromFREBitmapData(FREObject object) {
	Bitmap result;

	try {
		FREBitmapData freBitmapData = (FREBitmapData) object;

		Paint paint = new Paint();
		float[] bgrToRgbColorTransform  =
				{
						0,  0,  1f, 0,  0,
						0,  1f, 0,  0,  0,
						1f, 0,  0,  0,  0,
						0,  0,  0,  1f, 0
				};
		ColorMatrix colorMatrix 			= new ColorMatrix(bgrToRgbColorTransform);
		ColorMatrixColorFilter colorFilter	= new ColorMatrixColorFilter(colorMatrix);
		paint.setColorFilter(colorFilter);

		freBitmapData.acquire();
		int width = freBitmapData.getWidth();
		int height = freBitmapData.getHeight();
		result = Bitmap.createBitmap( width, height, Bitmap.Config.ARGB_8888 );
		result.copyPixelsFromBuffer(freBitmapData.getBits());
		freBitmapData.release();

		// Convert the bitmap from BGRA to RGBA.
		Canvas canvas	= new Canvas(result);
		canvas.drawBitmap(result, 0, 0, paint);
	}
	catch (Exception e) {
		e.printStackTrace();
		return null;
	}

	return result;
}
 

import com.adobe.fre.FREBitmapData; //导入依赖的package包/类
@Override
public FREObject call( FREContext context, FREObject[] args ) {
	super.call( context, args );

	AIR.log( "FaceDetection::detect" );

	final int callbackId = FREObjectUtils.getInt( args[1] );
	final Bitmap image;
	try {
		image = BitmapDataUtils.getBitmap( (FREBitmapData) args[0] );
	} catch( Exception e ) {
		e.printStackTrace();
		AIR.log( "Error creating Bitmap out of FREBitmapData" );
		AIR.dispatchEvent(
				FaceDetectionEvent.FACE_DETECTION_ERROR,
				StringUtils.getEventErrorJSON( callbackId, "Error creating Bitmap out of FREBitmapData" )
		);
		return null;
	}
	/* Mode (accuracy) */
	final int accuracy = FREObjectUtils.getInt( args[2] ); // Comes in as a ready-to-use value
	boolean detectOpenEyes = FREObjectUtils.getBoolean( args[3] );
	boolean detectSmile = FREObjectUtils.getBoolean( args[4] );
	final boolean prominentFaceOnly = FREObjectUtils.getBoolean( args[5] );
	/* Classification type (detect open eyes, detect smile) */
	final int classification = (detectOpenEyes || detectSmile) ? FaceDetector.ALL_CLASSIFICATIONS : FaceDetector.NO_CLASSIFICATIONS;

	final Activity activity = AIR.getContext().getActivity();

	new Thread(
			new Runnable() {
				@Override
				public void run() {
					AIR.log( "Running FaceDetection in new thread" );
					FaceDetector.Builder fb = new FaceDetector.Builder( activity.getApplicationContext() );
					fb.setClassificationType( classification )
							.setMode( accuracy )
							.setTrackingEnabled( false )
							.setLandmarkType( FaceDetector.ALL_LANDMARKS ) // We want to know about eye/mouth positions
							.setProminentFaceOnly( prominentFaceOnly );

					/* Wrap the detector in SafeFaceDetector */
					final FaceDetector detector = fb.build();
					Detector<Face> sd = new SafeFaceDetector( detector );
					if( !sd.isOperational() ) {
						sd.release();
						AIR.log( "Error, detector is not operational." );
						AIR.dispatchEvent( FaceDetectionEvent.FACE_DETECTION_ERROR, "Detector is not operational. Dependencies may have not been downloaded yet. Please, try again later." );
						return;
					}

					/* Create Frame with bitmap */
					final Frame frame = new Frame.Builder().setBitmap( image ).build();
					SparseArray<Face> faces = sd.detect( frame );

					/* Build faces JSONArray */
					JSONArray facesResult = getFacesJSONArray( faces );
					dispatchResponse( facesResult, callbackId );

					sd.release();
				}
			}
	).start();

	return null;
}