Examples with ImageRequestBuilder com.facebook.imagepipeline.request.ImageRequestBuilder used on opensource projects

Example 1 with ImageRequestBuilder

use of com.facebook.imagepipeline.request.ImageRequestBuilder in project DevRing by LJYcoder.

the class FrescoManager method getImageRequest.

/**
 * 构建、获取ImageRequest
 *
 * @param uri              加载路径
 * @param simpleDraweeView 加载的图片控件
 * @param loadOption       临时加载选项
 * @return ImageRequest
 */
private ImageRequest getImageRequest(Uri uri, SimpleDraweeView simpleDraweeView, LoadOption loadOption) {
    int width;
    int height;
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
        width = simpleDraweeView.getWidth();
        height = simpleDraweeView.getHeight();
    } else {
        width = simpleDraweeView.getMaxWidth();
        height = simpleDraweeView.getMaxHeight();
    }
    // 根据加载路径生成ImageRequest的构造者
    ImageRequestBuilder builder = ImageRequestBuilder.newBuilderWithSource(uri);
    // 调整解码图片的大小
    if (width > 0 && height > 0) {
        builder.setResizeOptions(new ResizeOptions(width, height));
    }
    // 是否开启渐进式加载，仅支持JPEG图片
    builder.setProgressiveRenderingEnabled(true);
    if (loadOption != null) {
        // 图片变换处理
        CombinePostProcessors.Builder processorBuilder = new CombinePostProcessors.Builder();
        if (loadOption.getBlurRadius() > 0) {
            processorBuilder.add(new BlurPostprocessor(mContext, loadOption.getBlurRadius()));
        }
        if (loadOption.isGray()) {
            processorBuilder.add(new GrayscalePostprocessor());
        }
        builder.setPostprocessor(processorBuilder.build());
    }
    return builder.build();
}

Example 2 with ImageRequestBuilder

use of com.facebook.imagepipeline.request.ImageRequestBuilder in project DevRing by LJYcoder.

the class FrescoManager method downLoadImage.

@Override
public void downLoadImage(Context context, String url, final File saveFile, final ImageListener<File> imageListener) {
    // 参考自https://github.com/hpdx/fresco-helper/blob/master/fresco-helper/src/main/java/com/facebook/fresco/helper/ImageLoader.java
    Uri uri = Uri.parse(url);
    ImagePipeline imagePipeline = Fresco.getImagePipeline();
    ImageRequestBuilder builder = ImageRequestBuilder.newBuilderWithSource(uri);
    ImageRequest imageRequest = builder.build();
    // 获取未解码的图片数据
    DataSource<CloseableReference<PooledByteBuffer>> dataSource = imagePipeline.fetchEncodedImage(imageRequest, context);
    dataSource.subscribe(new BaseDataSubscriber<CloseableReference<PooledByteBuffer>>() {

        @Override
        public void onNewResultImpl(DataSource<CloseableReference<PooledByteBuffer>> dataSource) {
            if (!dataSource.isFinished()) {
                return;
            }
            CloseableReference<PooledByteBuffer> imageReference = dataSource.getResult();
            if (imageReference != null) {
                final CloseableReference<PooledByteBuffer> closeableReference = imageReference.clone();
                try {
                    PooledByteBuffer pooledByteBuffer = closeableReference.get();
                    InputStream inputStream = new PooledByteBufferInputStream(pooledByteBuffer);
                    OutputStream outputStream = new FileOutputStream(saveFile);
                    if (FileUtil.saveFile(inputStream, outputStream) && imageListener != null) {
                        imageListener.onSuccess(saveFile);
                    }
                } catch (Exception e) {
                    if (imageListener != null) {
                        imageListener.onFail(e);
                    }
                    e.printStackTrace();
                } finally {
                    imageReference.close();
                    closeableReference.close();
                }
            }
        }

        @Override
        public void onProgressUpdate(DataSource<CloseableReference<PooledByteBuffer>> dataSource) {
            int progress = (int) (dataSource.getProgress() * 100);
            RingLog.d("fresco下载图片进度：" + progress);
        }

        @Override
        public void onFailureImpl(DataSource dataSource) {
            Throwable throwable = dataSource.getFailureCause();
            if (imageListener != null) {
                imageListener.onFail(throwable);
            }
        }
    }, Executors.newSingleThreadExecutor());
}

Example 3 with ImageRequestBuilder

use of com.facebook.imagepipeline.request.ImageRequestBuilder in project DevRing by LJYcoder.

the class FrescoManager method getBitmap.

@Override
public void getBitmap(Context context, String url, final ImageListener<Bitmap> imageListener) {
    // 参考自https://github.com/hpdx/fresco-helper/blob/master/fresco-helper/src/main/java/com/facebook/fresco/helper/ImageLoader.java
    Uri uri = Uri.parse(url);
    ImagePipeline imagePipeline = Fresco.getImagePipeline();
    ImageRequestBuilder builder = ImageRequestBuilder.newBuilderWithSource(uri);
    ImageRequest imageRequest = builder.build();
    DataSource<CloseableReference<CloseableImage>> dataSource = imagePipeline.fetchDecodedImage(imageRequest, context);
    dataSource.subscribe(new BaseDataSubscriber<CloseableReference<CloseableImage>>() {

        @Override
        public void onNewResultImpl(DataSource<CloseableReference<CloseableImage>> dataSource) {
            if (!dataSource.isFinished()) {
                return;
            }
            CloseableReference<CloseableImage> imageReference = dataSource.getResult();
            if (imageReference != null) {
                final CloseableReference<CloseableImage> closeableReference = imageReference.clone();
                try {
                    CloseableImage closeableImage = closeableReference.get();
                    // 动图处理
                    if (closeableImage instanceof CloseableAnimatedImage) {
                        AnimatedImageResult animatedImageResult = ((CloseableAnimatedImage) closeableImage).getImageResult();
                        if (animatedImageResult != null && animatedImageResult.getImage() != null) {
                            int imageWidth = animatedImageResult.getImage().getWidth();
                            int imageHeight = animatedImageResult.getImage().getHeight();
                            Bitmap.Config bitmapConfig = Bitmap.Config.ARGB_8888;
                            Bitmap bitmap = Bitmap.createBitmap(imageWidth, imageHeight, bitmapConfig);
                            animatedImageResult.getImage().getFrame(0).renderFrame(imageWidth, imageHeight, bitmap);
                            if (imageListener != null) {
                                imageListener.onSuccess(bitmap);
                            }
                        }
                    } else // 非动图处理
                    if (closeableImage instanceof CloseableBitmap) {
                        CloseableBitmap closeableBitmap = (CloseableBitmap) closeableImage;
                        Bitmap bitmap = closeableBitmap.getUnderlyingBitmap();
                        if (bitmap != null && !bitmap.isRecycled()) {
                            // https://github.com/facebook/fresco/issues/648
                            final Bitmap tempBitmap = bitmap.copy(bitmap.getConfig(), false);
                            if (imageListener != null) {
                                imageListener.onSuccess(tempBitmap);
                            }
                        }
                    }
                } finally {
                    imageReference.close();
                    closeableReference.close();
                }
            }
        }

        @Override
        public void onFailureImpl(DataSource dataSource) {
            Throwable throwable = dataSource.getFailureCause();
            if (imageListener != null) {
                imageListener.onFail(throwable);
            }
        }
    }, UiThreadImmediateExecutorService.getInstance());
}

Example 4 with ImageRequestBuilder

use of com.facebook.imagepipeline.request.ImageRequestBuilder in project fresco by facebook.

the class ImagePipelineUtilsImpl method buildImageRequest.

@Override
@Nullable
public ImageRequest buildImageRequest(@Nullable Uri uri, DecodedImageOptions imageOptions) {
    if (uri == null) {
        return null;
    }
    final ImageRequestBuilder imageRequestBuilder = createEncodedImageRequestBuilder(uri, imageOptions);
    ImageRequestBuilder builder = createDecodedImageRequestBuilder(imageRequestBuilder, imageOptions);
    return builder != null ? builder.build() : null;
}

Example 5 with ImageRequestBuilder

use of com.facebook.imagepipeline.request.ImageRequestBuilder in project fresco by facebook.

the class FrescoHolder method onBind.

@Override
protected void onBind(String uriString) {
    Uri uri = Uri.parse(uriString);
    ImageRequestBuilder imageRequestBuilder = ImageRequestBuilder.newBuilderWithSource(uri);
    if (UriUtil.isNetworkUri(uri)) {
        imageRequestBuilder.setProgressiveRenderingEnabled(true);
    } else {
        imageRequestBuilder.setResizeOptions(new ResizeOptions(mImageView.getLayoutParams().width, mImageView.getLayoutParams().height));
    }
    DraweeController draweeController = Fresco.newDraweeControllerBuilder().setImageRequest(imageRequestBuilder.build()).setOldController(mImageView.getController()).setControllerListener(mImageView.getListener()).setAutoPlayAnimations(true).build();
    mImageView.setController(draweeController);
}