Examples with CloseableImage com.facebook.imagepipeline.image.CloseableImage used on opensource projects

Example 11 with CloseableImage

use of com.facebook.imagepipeline.image.CloseableImage in project fresco by facebook.

the class LocalVideoThumbnailProducer method produceResults.

@Override
public void produceResults(final Consumer<CloseableReference<CloseableImage>> consumer, final ProducerContext producerContext) {
    final ProducerListener listener = producerContext.getListener();
    final String requestId = producerContext.getId();
    final ImageRequest imageRequest = producerContext.getImageRequest();
    final StatefulProducerRunnable cancellableProducerRunnable = new StatefulProducerRunnable<CloseableReference<CloseableImage>>(consumer, listener, PRODUCER_NAME, requestId) {

        @Override
        protected CloseableReference<CloseableImage> getResult() throws Exception {
            Bitmap thumbnailBitmap = ThumbnailUtils.createVideoThumbnail(imageRequest.getSourceFile().getPath(), calculateKind(imageRequest));
            if (thumbnailBitmap == null) {
                return null;
            }
            return CloseableReference.<CloseableImage>of(new CloseableStaticBitmap(thumbnailBitmap, SimpleBitmapReleaser.getInstance(), ImmutableQualityInfo.FULL_QUALITY, 0));
        }

        @Override
        protected Map<String, String> getExtraMapOnSuccess(final CloseableReference<CloseableImage> result) {
            return ImmutableMap.of(CREATED_THUMBNAIL, String.valueOf(result != null));
        }

        @Override
        protected void disposeResult(CloseableReference<CloseableImage> result) {
            CloseableReference.closeSafely(result);
        }
    };
    producerContext.addCallbacks(new BaseProducerContextCallbacks() {

        @Override
        public void onCancellationRequested() {
            cancellableProducerRunnable.cancel();
        }
    });
    mExecutor.execute(cancellableProducerRunnable);
}

Example 12 with CloseableImage

use of com.facebook.imagepipeline.image.CloseableImage in project fresco by facebook.

the class PostprocessedBitmapMemoryCacheProducer method produceResults.

@Override
public void produceResults(final Consumer<CloseableReference<CloseableImage>> consumer, final ProducerContext producerContext) {
    final ProducerListener listener = producerContext.getListener();
    final String requestId = producerContext.getId();
    final ImageRequest imageRequest = producerContext.getImageRequest();
    final Object callerContext = producerContext.getCallerContext();
    // If there's no postprocessor or the postprocessor doesn't require caching, forward results.
    final Postprocessor postprocessor = imageRequest.getPostprocessor();
    if (postprocessor == null || postprocessor.getPostprocessorCacheKey() == null) {
        mInputProducer.produceResults(consumer, producerContext);
        return;
    }
    listener.onProducerStart(requestId, getProducerName());
    final CacheKey cacheKey = mCacheKeyFactory.getPostprocessedBitmapCacheKey(imageRequest, callerContext);
    CloseableReference<CloseableImage> cachedReference = mMemoryCache.get(cacheKey);
    if (cachedReference != null) {
        listener.onProducerFinishWithSuccess(requestId, getProducerName(), listener.requiresExtraMap(requestId) ? ImmutableMap.of(VALUE_FOUND, "true") : null);
        consumer.onProgressUpdate(1.0f);
        consumer.onNewResult(cachedReference, true);
        cachedReference.close();
    } else {
        final boolean isRepeatedProcessor = postprocessor instanceof RepeatedPostprocessor;
        Consumer<CloseableReference<CloseableImage>> cachedConsumer = new CachedPostprocessorConsumer(consumer, cacheKey, isRepeatedProcessor, mMemoryCache);
        listener.onProducerFinishWithSuccess(requestId, getProducerName(), listener.requiresExtraMap(requestId) ? ImmutableMap.of(VALUE_FOUND, "false") : null);
        mInputProducer.produceResults(cachedConsumer, producerContext);
    }
}

Example 13 with CloseableImage

use of com.facebook.imagepipeline.image.CloseableImage in project fresco by facebook.

the class BitmapMemoryCacheProducer method produceResults.

@Override
public void produceResults(final Consumer<CloseableReference<CloseableImage>> consumer, final ProducerContext producerContext) {
    final ProducerListener listener = producerContext.getListener();
    final String requestId = producerContext.getId();
    listener.onProducerStart(requestId, getProducerName());
    final ImageRequest imageRequest = producerContext.getImageRequest();
    final Object callerContext = producerContext.getCallerContext();
    final CacheKey cacheKey = mCacheKeyFactory.getBitmapCacheKey(imageRequest, callerContext);
    CloseableReference<CloseableImage> cachedReference = mMemoryCache.get(cacheKey);
    if (cachedReference != null) {
        boolean isFinal = cachedReference.get().getQualityInfo().isOfFullQuality();
        if (isFinal) {
            listener.onProducerFinishWithSuccess(requestId, getProducerName(), listener.requiresExtraMap(requestId) ? ImmutableMap.of(EXTRA_CACHED_VALUE_FOUND, "true") : null);
            consumer.onProgressUpdate(1f);
        }
        consumer.onNewResult(cachedReference, isFinal);
        cachedReference.close();
        if (isFinal) {
            return;
        }
    }
    if (producerContext.getLowestPermittedRequestLevel().getValue() >= ImageRequest.RequestLevel.BITMAP_MEMORY_CACHE.getValue()) {
        listener.onProducerFinishWithSuccess(requestId, getProducerName(), listener.requiresExtraMap(requestId) ? ImmutableMap.of(EXTRA_CACHED_VALUE_FOUND, "false") : null);
        consumer.onNewResult(null, true);
        return;
    }
    Consumer<CloseableReference<CloseableImage>> wrappedConsumer = wrapConsumer(consumer, cacheKey);
    listener.onProducerFinishWithSuccess(requestId, getProducerName(), listener.requiresExtraMap(requestId) ? ImmutableMap.of(EXTRA_CACHED_VALUE_FOUND, "false") : null);
    mInputProducer.produceResults(wrappedConsumer, producerContext);
}

Example 14 with CloseableImage

use of com.facebook.imagepipeline.image.CloseableImage in project fresco by facebook.

the class BitmapMemoryCacheProducer method wrapConsumer.

protected Consumer<CloseableReference<CloseableImage>> wrapConsumer(final Consumer<CloseableReference<CloseableImage>> consumer, final CacheKey cacheKey) {
    return new DelegatingConsumer<CloseableReference<CloseableImage>, CloseableReference<CloseableImage>>(consumer) {

        @Override
        public void onNewResultImpl(CloseableReference<CloseableImage> newResult, boolean isLast) {
            // ignore invalid intermediate results and forward the null result if last
            if (newResult == null) {
                if (isLast) {
                    getConsumer().onNewResult(null, true);
                }
                return;
            }
            // stateful results cannot be cached and are just forwarded
            if (newResult.get().isStateful()) {
                getConsumer().onNewResult(newResult, isLast);
                return;
            }
            // forward the already cached result and don't cache the new result.
            if (!isLast) {
                CloseableReference<CloseableImage> currentCachedResult = mMemoryCache.get(cacheKey);
                if (currentCachedResult != null) {
                    try {
                        QualityInfo newInfo = newResult.get().getQualityInfo();
                        QualityInfo cachedInfo = currentCachedResult.get().getQualityInfo();
                        if (cachedInfo.isOfFullQuality() || cachedInfo.getQuality() >= newInfo.getQuality()) {
                            getConsumer().onNewResult(currentCachedResult, false);
                            return;
                        }
                    } finally {
                        CloseableReference.closeSafely(currentCachedResult);
                    }
                }
            }
            // cache and forward the new result
            CloseableReference<CloseableImage> newCachedResult = mMemoryCache.cache(cacheKey, newResult);
            try {
                if (isLast) {
                    getConsumer().onProgressUpdate(1f);
                }
                getConsumer().onNewResult((newCachedResult != null) ? newCachedResult : newResult, isLast);
            } finally {
                CloseableReference.closeSafely(newCachedResult);
            }
        }
    };
}

Example 15 with CloseableImage

use of com.facebook.imagepipeline.image.CloseableImage in project fresco by facebook.

the class ImagePipeline method isInBitmapMemoryCache.

/**
   * Returns whether the image is stored in the bitmap memory cache.
   *
   * @param imageRequest the imageRequest for the image to be looked up.
   * @return true if the image was found in the bitmap memory cache, false otherwise.
   */
public boolean isInBitmapMemoryCache(final ImageRequest imageRequest) {
    if (imageRequest == null) {
        return false;
    }
    final CacheKey cacheKey = mCacheKeyFactory.getBitmapCacheKey(imageRequest, null);
    CloseableReference<CloseableImage> ref = mBitmapMemoryCache.get(cacheKey);
    try {
        return CloseableReference.isValid(ref);
    } finally {
        CloseableReference.closeSafely(ref);
    }
}