diff options
Diffstat (limited to 'src/com/android/gallery3d/filtershow/cache/ImageLoader.java')
| -rw-r--r-- | src/com/android/gallery3d/filtershow/cache/ImageLoader.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/filtershow/cache/ImageLoader.java b/src/com/android/gallery3d/filtershow/cache/ImageLoader.java index a80c73b1a..0af152cb9 100644 --- a/src/com/android/gallery3d/filtershow/cache/ImageLoader.java +++ b/src/com/android/gallery3d/filtershow/cache/ImageLoader.java @@ -18,6 +18,7 @@ package com.android.gallery3d.filtershow.cache; import android.content.ContentResolver; import android.content.Context; +import android.content.Intent; import android.content.res.Resources; import android.database.Cursor; import android.database.sqlite.SQLiteException; @@ -26,6 +27,7 @@ import android.graphics.BitmapFactory; import android.graphics.BitmapRegionDecoder; import android.graphics.Matrix; import android.graphics.Rect; +import android.graphics.Bitmap.CompressFormat; import android.media.ExifInterface; import android.net.Uri; import android.provider.MediaStore; @@ -36,6 +38,7 @@ import com.adobe.xmp.XMPMeta; import com.android.gallery3d.R; import com.android.gallery3d.common.Utils; +import com.android.gallery3d.data.CropExtras; import com.android.gallery3d.exif.ExifInvalidFormatException; import com.android.gallery3d.exif.ExifParser; import com.android.gallery3d.exif.ExifTag; @@ -44,7 +47,9 @@ import com.android.gallery3d.filtershow.HistoryAdapter; import com.android.gallery3d.filtershow.imageshow.ImageCrop; import com.android.gallery3d.filtershow.imageshow.ImageShow; import com.android.gallery3d.filtershow.presets.ImagePreset; +import com.android.gallery3d.filtershow.tools.BitmapTask; import com.android.gallery3d.filtershow.tools.SaveCopyTask; +import com.android.gallery3d.util.InterruptableOutputStream; import com.android.gallery3d.util.XmpUtilHelper; import java.io.Closeable; @@ -53,6 +58,7 @@ import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; +import java.io.OutputStream; import java.util.Vector; import java.util.concurrent.locks.ReentrantLock; @@ -73,6 +79,9 @@ public class ImageLoader { private FilterShowActivity mActivity = null; + public static final String DEFAULT_SAVE_DIRECTORY = "EditedOnlinePhotos"; + public static final int DEFAULT_COMPRESS_QUALITY = 95; + public static final int ORI_NORMAL = ExifInterface.ORIENTATION_NORMAL; public static final int ORI_ROTATE_90 = ExifInterface.ORIENTATION_ROTATE_90; public static final int ORI_ROTATE_180 = ExifInterface.ORIENTATION_ROTATE_180; @@ -449,6 +458,109 @@ public class ImageLoader { }).execute(preset); } + public static Bitmap loadMutableBitmap(Context context, Uri sourceUri) + throws FileNotFoundException { + BitmapFactory.Options options = new BitmapFactory.Options(); + // TODO: on <3.x we need a copy of the bitmap (inMutable doesn't + // exist) + options.inMutable = true; + + InputStream is = context.getContentResolver().openInputStream(sourceUri); + Bitmap bitmap = BitmapFactory.decodeStream(is, null, options); + int orientation = ImageLoader.getOrientation(context, sourceUri); + bitmap = ImageLoader.rotateToPortrait(bitmap, orientation); + return bitmap; + } + + public void returnFilteredResult(ImagePreset preset, + final FilterShowActivity filterShowActivity) { + preset.setIsHighQuality(true); + preset.setScaleFactor(1.0f); + + BitmapTask.Callbacks<ImagePreset> cb = new BitmapTask.Callbacks<ImagePreset>() { + + @Override + public void onComplete(Bitmap result) { + filterShowActivity.onFilteredResult(result); + } + + @Override + public void onCancel() { + } + + @Override + public Bitmap onExecute(ImagePreset param) { + if (param == null) { + return null; + } + try { + Bitmap bitmap = param.apply(loadMutableBitmap(mContext, mUri)); + return bitmap; + } catch (FileNotFoundException ex) { + Log.w(LOGTAG, "Failed to save image!", ex); + return null; + } + } + }; + + (new BitmapTask<ImagePreset>(cb)).execute(preset); + } + + private String getFileExtension(String requestFormat) { + String outputFormat = (requestFormat == null) + ? "jpg" + : requestFormat; + outputFormat = outputFormat.toLowerCase(); + return (outputFormat.equals("png") || outputFormat.equals("gif")) + ? "png" // We don't support gif compression. + : "jpg"; + } + + private CompressFormat convertExtensionToCompressFormat(String extension) { + return extension.equals("png") ? CompressFormat.PNG : CompressFormat.JPEG; + } + + public void saveToUri(Bitmap bmap, Uri uri, final String outputFormat, + final FilterShowActivity filterShowActivity) { + + OutputStream out = null; + try { + out = filterShowActivity.getContentResolver().openOutputStream(uri); + } catch (FileNotFoundException e) { + Log.w(LOGTAG, "cannot write output", e); + out = null; + } finally { + if (bmap == null || out == null) { + return; + } + } + + final InterruptableOutputStream ios = new InterruptableOutputStream(out); + + BitmapTask.Callbacks<Bitmap> cb = new BitmapTask.Callbacks<Bitmap>() { + + @Override + public void onComplete(Bitmap result) { + filterShowActivity.done(); + } + + @Override + public void onCancel() { + ios.interrupt(); + } + + @Override + public Bitmap onExecute(Bitmap param) { + CompressFormat cf = convertExtensionToCompressFormat(getFileExtension(outputFormat)); + param.compress(cf, DEFAULT_COMPRESS_QUALITY, ios); + Utils.closeSilently(ios); + return null; + } + }; + + (new BitmapTask<Bitmap>(cb)).execute(bmap); + } + public void setAdapter(HistoryAdapter adapter) { mAdapter = adapter; } @@ -468,6 +580,7 @@ public class ImageLoader { /** * Determine if this is a light cycle 360 image + * * @return true if it is a light Cycle image that is full 360 */ public boolean queryLightCycle360() { |