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thumbnail generation and disk caching

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// FREEBIE
This commit is contained in:
Jake McGinty
2014-12-17 11:47:19 -08:00
parent a57c7c3e09
commit 121b1493cc
11 changed files with 257 additions and 37 deletions
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16
src/org/thoughtcrime/securesms/util/BitmapUtil.java
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@@ -5,12 +5,19 @@ import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Matrix;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.PorterDuff;
import android.graphics.PorterDuff.Mode;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;
import android.net.Uri;
import android.util.Log;
import android.util.Pair;
import org.thoughtcrime.securesms.crypto.MasterSecret;
import org.thoughtcrime.securesms.mms.PartAuthority;
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
@@ -151,11 +158,14 @@ public class BitmapUtil {
aspectWidth = (aspectHeight / options.outHeight) * options.outWidth;
}
Log.w(TAG, "fine scale " + options.outWidth + "x" + options.outHeight +
" => " + aspectWidth + "x" + aspectHeight);
final int fineWidth = Math.round(aspectWidth);
final int fineHeight = Math.round(aspectHeight);
Log.w(TAG, "fine scale " + options.outWidth + "x" + options.outHeight +
" => " + fineWidth + "x" + fineHeight);
Bitmap scaledThumbnail = null;
try {
scaledThumbnail = Bitmap.createScaledBitmap(roughThumbnail, (int) aspectWidth, (int) aspectHeight, true);
scaledThumbnail = Bitmap.createScaledBitmap(roughThumbnail, fineWidth, fineHeight, true);
} finally {
if (roughThumbnail != scaledThumbnail) roughThumbnail.recycle();
}