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/*
* Copyright (C) 2013 Square, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.squareup.picasso;
import android.content.Context;
import android.graphics.Bitmap;
import android.media.ExifInterface;
import android.net.Uri;
import java.io.IOException;
import static android.media.ExifInterface.ORIENTATION_NORMAL;
import static android.media.ExifInterface.ORIENTATION_ROTATE_180;
import static android.media.ExifInterface.ORIENTATION_ROTATE_270;
import static android.media.ExifInterface.ORIENTATION_ROTATE_90;
import static android.media.ExifInterface.TAG_ORIENTATION;
class FileBitmapHunter extends ContentStreamBitmapHunter {
FileBitmapHunter(Context context, Picasso picasso, Dispatcher dispatcher, Cache cache,
Stats stats, Action action) {
super(context, picasso, dispatcher, cache, stats, action);
}
@Override Bitmap decode(Request data)
throws IOException {
setExifRotation(getFileExifRotation(data.uri));
return super.decode(data);
}
static int getFileExifRotation(Uri uri) throws IOException {
ExifInterface exifInterface = new ExifInterface(uri.getPath());
int orientation = exifInterface.getAttributeInt(TAG_ORIENTATION, ORIENTATION_NORMAL);
switch (orientation) {
case ORIENTATION_ROTATE_90:
return 90;
case ORIENTATION_ROTATE_180:
return 180;
case ORIENTATION_ROTATE_270:
return 270;
default:
return 0;
}
}
}
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