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Code Issues Packages Projects Releases Wiki Activity

Buffer downloaded image data

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M66B
2019-10-30 13:11:52 +01:00
parent 16ff79ebe2
commit 6a94e8a5f9
1 changed files with 10 additions and 11 deletions
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21
app/src/main/java/eu/faircode/email/ImageHelper.java
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@@ -50,12 +50,12 @@ import androidx.core.graphics.ColorUtils;
import androidx.exifinterface.media.ExifInterface;
import androidx.preference.PreferenceManager;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.security.MessageDigest;
@@ -345,23 +345,22 @@ class ImageHelper {
return;
}
BitmapFactory.Options options = new BitmapFactory.Options();
Log.i("Probe " + a.source);
try (InputStream probe = new URL(a.source).openStream()) {
options.inJustDecodeBounds = true;
BitmapFactory.decodeStream(probe, null, options);
}
Log.i("Download " + a.source);
Bitmap bm;
try (InputStream is = new URL(a.source).openStream()) {
try (BufferedInputStream is = new BufferedInputStream(new URL(a.source).openStream())) {
Log.i("Probe " + a.source);
is.mark(8192);
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
BitmapFactory.decodeStream(is, null, options);
int scaleTo = res.getDisplayMetrics().widthPixels;
int factor = 1;
while (options.outWidth / factor > scaleTo)
factor *= 2;
Log.i("Download " + a.source + " factor=" + factor);
is.reset();
if (factor > 1) {
Log.i("Download image factor=" + factor);
options.inJustDecodeBounds = false;
options.inSampleSize = factor;
bm = BitmapFactory.decodeStream(is, null, options);