Examples with GifFrame com.koushikdutta.ion.gif.GifFrame used on opensource projects

Example 1 with GifFrame

use of com.koushikdutta.ion.gif.GifFrame in project ion by koush.

the class IonDrawable method draw.

@Override
public void draw(Canvas canvas) {
    if (info == null) {
        // draw stuff
        super.draw(canvas);
        // see if we can fetch a bitmap
        if (bitmapFetcher != null) {
            if (bitmapFetcher.sampleWidth == 0 && bitmapFetcher.sampleHeight == 0) {
                if (canvas.getWidth() != 1)
                    bitmapFetcher.sampleWidth = canvas.getWidth();
                if (canvas.getHeight() != 1)
                    bitmapFetcher.sampleHeight = canvas.getHeight();
                // now that we have final dimensions, reattempt to find the image in the cache
                bitmapFetcher.recomputeDecodeKey();
                BitmapInfo found = ion.bitmapCache.get(bitmapFetcher.bitmapKey);
                if (found != null) {
                    // won't be needing THIS anymore
                    bitmapFetcher = null;
                    // found what we're looking for, but can't draw at this very moment,
                    // since we need to trigger a new measure.
                    callback.onCompleted(null, found);
                    return;
                }
            }
            // no image found fetch it.
            callback.register(ion, bitmapFetcher.bitmapKey);
            // already in progress
            if (BitmapFetcher.shouldDeferImageView(ion)) {
                bitmapFetcher.defer();
            } else {
                bitmapFetcher.execute();
            }
            // won't be needing THIS anymore
            bitmapFetcher = null;
        }
        // well, can't do anything else here.
        return;
    }
    if (info.decoder != null) {
        drawDeepZoom(canvas);
        return;
    }
    if (info.drawTime == 0)
        info.drawTime = SystemClock.uptimeMillis();
    long destAlpha = this.alpha;
    if (fadeIn) {
        destAlpha = ((SystemClock.uptimeMillis() - info.drawTime) << 8) / FADE_DURATION;
        destAlpha = Math.min(destAlpha, this.alpha);
    }
    // remove plaeholder if not visible
    if (destAlpha == this.alpha) {
        if (placeholder != null) {
            placeholder = null;
            setDrawableByLayerId(0, NULL_PLACEHOLDER);
        }
    } else {
        // invalidate to fade in
        if (placeholder != null)
            invalidateSelf();
    }
    if (info.gifDecoder != null) {
        super.draw(canvas);
        GifFrame frame = gifDecoder.getCurrentFrame();
        if (frame != null) {
            paint.setAlpha((int) destAlpha);
            canvas.drawBitmap(frame.image, null, getBounds(), paint);
            paint.setAlpha(this.alpha);
            invalidateSelf();
        }
        return;
    }
    if (info.bitmap != null) {
        if (bitmapDrawable != null)
            bitmapDrawable.setAlpha((int) destAlpha);
    } else {
        if (error != null)
            error.setAlpha((int) destAlpha);
    }
    super.draw(canvas);
    if (true)
        return;
    // stolen from picasso
    canvas.save();
    canvas.rotate(45);
    paint.setColor(Color.WHITE);
    canvas.drawRect(0, -10, 7.5f, 10, paint);
    int sourceColor;
    if (servedFrom == ResponseServedFrom.LOADED_FROM_CACHE)
        sourceColor = Color.CYAN;
    else if (servedFrom == ResponseServedFrom.LOADED_FROM_CONDITIONAL_CACHE)
        sourceColor = Color.YELLOW;
    else if (servedFrom == ResponseServedFrom.LOADED_FROM_MEMORY)
        sourceColor = Color.GREEN;
    else
        sourceColor = Color.RED;
    paint.setColor(sourceColor);
    canvas.drawRect(0, -9, 6.5f, 9, paint);
    canvas.restore();
}

Example 2 with GifFrame

use of com.koushikdutta.ion.gif.GifFrame in project ion by koush.

the class GifTests method testGif.

public void testGif() throws Exception {
    byte[] bytes = Ion.with(getContext()).load("https://raw2.github.com/koush/ion/master/ion-sample/mark.gif").asByteArray().get();
    GifDecoder decoder = new GifDecoder(bytes);
    GifFrame frame = decoder.nextFrame();
    frame = decoder.nextFrame();
}

Example 3 with GifFrame

use of com.koushikdutta.ion.gif.GifFrame in project ion by koush.

the class StreamLoader method loadGif.

protected BitmapInfo loadGif(String key, Point size, InputStream in, BitmapFactory.Options options) throws Exception {
    GifDecoder gifDecoder = new GifDecoder(ByteBuffer.wrap(StreamUtility.readToEndAsArray(in)));
    GifFrame frame = gifDecoder.nextFrame();
    BitmapInfo info = new BitmapInfo(key, options.outMimeType, frame.image, size);
    info.gifDecoder = gifDecoder;
    return info;
}

Example 4 with GifFrame

use of com.koushikdutta.ion.gif.GifFrame in project ion by koush.

the class LoadBitmap method onCompleted.

@Override
public void onCompleted(Exception e, final Response<ByteBufferList> response) {
    if (e == null)
        e = response.getException();
    if (e != null) {
        report(e, null);
        return;
    }
    final ByteBufferList result = response.getResult();
    if (ion.bitmapsPending.tag(key) != this) {
        result.recycle();
        return;
    }
    Ion.getBitmapLoadExecutorService().execute(new Runnable() {

        @Override
        public void run() {
            if (ion.bitmapsPending.tag(key) != LoadBitmap.this) {
                result.recycle();
                return;
            }
            ByteBuffer bb = null;
            try {
                bb = result.getAll();
                Bitmap bitmap;
                GifDecoder gifDecoder;
                BitmapFactory.Options options = ion.bitmapCache.prepareBitmapOptions(bb.array(), bb.arrayOffset() + bb.position(), bb.remaining(), resizeWidth, resizeHeight);
                final Point size = new Point(options.outWidth, options.outHeight);
                if (animateGif && TextUtils.equals("image/gif", options.outMimeType)) {
                    // new GifDecoder(bb.array(), bb.arrayOffset() + bb.position(), bb.remaining());
                    gifDecoder = new GifDecoder(bb.array(), bb.arrayOffset() + bb.position(), bb.remaining());
                    GifFrame frame = gifDecoder.nextFrame();
                    bitmap = frame.image;
                    // the byte buffer is needed by the decoder
                    bb = null;
                } else {
                    bitmap = IonBitmapCache.loadBitmap(bb.array(), bb.arrayOffset() + bb.position(), bb.remaining(), options);
                    gifDecoder = null;
                    if (bitmap == null)
                        throw new Exception("failed to load bitmap");
                }
                BitmapInfo info = new BitmapInfo(key, options.outMimeType, bitmap, size);
                info.gifDecoder = gifDecoder;
                info.servedFrom = response.getServedFrom();
                report(null, info);
            } catch (OutOfMemoryError e) {
                report(new Exception(e), null);
            } catch (Exception e) {
                report(e, null);
            } finally {
                ByteBufferList.reclaim(bb);
            }
        }
    });
}

Example 5 with GifFrame

use of com.koushikdutta.ion.gif.GifFrame in project ion by koush.

the class LoadDeepZoom method onCompleted.

@Override
public void onCompleted(Exception e, final Response<File> response) {
    if (e == null)
        e = response.getException();
    if (e != null) {
        report(e, null);
        return;
    }
    final File tempFile = response.getResult();
    if (ion.bitmapsPending.tag(key) != this) {
        // Log.d("IonBitmapLoader", "Bitmap load cancelled (no longer needed)");
        return;
    }
    Ion.getBitmapLoadExecutorService().execute(new Runnable() {

        @Override
        public void run() {
            FileInputStream fin = null;
            try {
                File file;
                // file cache will be null if the file is on the local file system already
                if (fileCache != null) {
                    fileCache.commitTempFiles(key, tempFile);
                    file = fileCache.getFile(key);
                } else {
                    // local file system, use the "temp" file as the source.
                    file = tempFile;
                }
                BitmapFactory.Options options = ion.getBitmapCache().prepareBitmapOptions(file, 0, 0);
                final Point size = new Point(options.outWidth, options.outHeight);
                if (animateGif && TextUtils.equals("image/gif", options.outMimeType)) {
                    fin = fileCache.get(key);
                    GifDecoder gifDecoder = new GifDecoder(ByteBuffer.wrap(StreamUtility.readToEndAsArray(fin)));
                    GifFrame frame = gifDecoder.nextFrame();
                    BitmapInfo info = new BitmapInfo(key, options.outMimeType, frame.image, size);
                    info.gifDecoder = gifDecoder;
                    report(null, info);
                    return;
                }
                BitmapRegionDecoder decoder = BitmapRegionDecoder.newInstance(file.toString(), false);
                Bitmap bitmap = decoder.decodeRegion(new Rect(0, 0, size.x, size.y), options);
                if (bitmap == null)
                    throw new Exception("unable to load decoder");
                BitmapInfo info = new BitmapInfo(key, options.outMimeType, bitmap, size);
                info.decoder = decoder;
                info.decoderFile = file;
                info.servedFrom = response.getServedFrom();
                report(null, info);
            } catch (Exception e) {
                report(e, null);
            } finally {
                StreamUtility.closeQuietly(fin);
            }
        }
    });
}