diff options
author | Ruben Brunk <rubenbrunk@google.com> | 2012-12-13 21:23:38 -0800 |
---|---|---|
committer | Ruben Brunk <rubenbrunk@google.com> | 2012-12-13 23:13:04 -0800 |
commit | dc5dddc441e8445f3ac22d084175942229c253cf (patch) | |
tree | 330521c51f672e4c5346a6fa4c8f3e95fdd60080 | |
parent | 9fc2f6cacba8079392eeaa4917d5eed3613df2be (diff) | |
download | android_packages_apps_Snap-dc5dddc441e8445f3ac22d084175942229c253cf.tar.gz android_packages_apps_Snap-dc5dddc441e8445f3ac22d084175942229c253cf.tar.bz2 android_packages_apps_Snap-dc5dddc441e8445f3ac22d084175942229c253cf.zip |
Added downsampling filter.
Bug: 7690079
Change-Id: I235524127da848b1cbcca159cec43d1e0dcb5bf2
-rw-r--r-- | src/com/android/gallery3d/filtershow/FilterShowActivity.java | 4 | ||||
-rw-r--r-- | src/com/android/gallery3d/filtershow/filters/ImageFilterDownsample.java | 68 |
2 files changed, 71 insertions, 1 deletions
diff --git a/src/com/android/gallery3d/filtershow/FilterShowActivity.java b/src/com/android/gallery3d/filtershow/FilterShowActivity.java index 161321904..079e5b18c 100644 --- a/src/com/android/gallery3d/filtershow/FilterShowActivity.java +++ b/src/com/android/gallery3d/filtershow/FilterShowActivity.java @@ -61,6 +61,7 @@ import com.android.gallery3d.filtershow.filters.ImageFilterBorder; import com.android.gallery3d.filtershow.filters.ImageFilterBwFilter; import com.android.gallery3d.filtershow.filters.ImageFilterContrast; import com.android.gallery3d.filtershow.filters.ImageFilterCurves; +import com.android.gallery3d.filtershow.filters.ImageFilterDownsample; import com.android.gallery3d.filtershow.filters.ImageFilterEdge; import com.android.gallery3d.filtershow.filters.ImageFilterExposure; import com.android.gallery3d.filtershow.filters.ImageFilterFx; @@ -313,7 +314,8 @@ public class FilterShowActivity extends Activity implements OnItemClickListener, new ImageFilterBwFilter(), new ImageFilterNegative(), new ImageFilterEdge(), - new ImageFilterKMeans() + new ImageFilterKMeans(), + new ImageFilterDownsample() }; for (int i = 0; i < filters.length; i++) { diff --git a/src/com/android/gallery3d/filtershow/filters/ImageFilterDownsample.java b/src/com/android/gallery3d/filtershow/filters/ImageFilterDownsample.java new file mode 100644 index 000000000..fa2293ca7 --- /dev/null +++ b/src/com/android/gallery3d/filtershow/filters/ImageFilterDownsample.java @@ -0,0 +1,68 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * 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.android.gallery3d.filtershow.filters; + +import android.graphics.Bitmap; + +import com.android.gallery3d.R; + +public class ImageFilterDownsample extends ImageFilter { + + public ImageFilterDownsample() { + mName = "Downsample"; + mMaxParameter = 100; + mMinParameter = 5; + mPreviewParameter = 10; + mDefaultParameter = 50; + mParameter = 50; + } + + @Override + public int getButtonId() { + return R.id.downsampleButton; + } + + @Override + public int getTextId() { + return R.string.downsample; + } + + @Override + public boolean isNil() { + return false; + } + + @Override + public Bitmap apply(Bitmap bitmap, float scaleFactor, boolean highQuality) { + int w = bitmap.getWidth(); + int h = bitmap.getHeight(); + int p = mParameter; + if (p > 0 && p < 100) { + int newWidth = w * p / 100; + int newHeight = h * p / 100; + if (newWidth <= 0 || newHeight <= 0) { + return bitmap; + } + Bitmap ret = Bitmap.createScaledBitmap(bitmap, newWidth, newHeight, true); + if (ret != bitmap) { + bitmap.recycle(); + } + return ret; + } + return bitmap; + } +} |