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authorDaniel Gultsch <daniel@gultsch.de>2016-01-09 16:16:18 +0100
committerDaniel Gultsch <daniel@gultsch.de>2016-01-09 16:16:18 +0100
commit708d7c5b98e71c5b5b02a2d4c721b70cea0db906 (patch)
tree6076c23d5e22ae619780c03af1f4936d0e08a289 /src/main/java
parent6acb80a83ad6561dea5e14de6d2c514748be303f (diff)
automatically adjust image compression to keep files under 512MiB
Diffstat (limited to 'src/main/java')
-rw-r--r--src/main/java/eu/siacs/conversations/Config.java1
-rw-r--r--src/main/java/eu/siacs/conversations/persistance/FileBackend.java22
2 files changed, 15 insertions, 8 deletions
diff --git a/src/main/java/eu/siacs/conversations/Config.java b/src/main/java/eu/siacs/conversations/Config.java
index 55928d189..aff275047 100644
--- a/src/main/java/eu/siacs/conversations/Config.java
+++ b/src/main/java/eu/siacs/conversations/Config.java
@@ -36,6 +36,7 @@ public final class Config {
public static final int IMAGE_SIZE = 1920;
public static final Bitmap.CompressFormat IMAGE_FORMAT = Bitmap.CompressFormat.JPEG;
public static final int IMAGE_QUALITY = 75;
+ public static final int IMAGE_MAX_SIZE = 524288; //512KiB
public static final int MESSAGE_MERGE_WINDOW = 20;
diff --git a/src/main/java/eu/siacs/conversations/persistance/FileBackend.java b/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
index 5366fdee7..05932acce 100644
--- a/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
+++ b/src/main/java/eu/siacs/conversations/persistance/FileBackend.java
@@ -135,7 +135,7 @@ public class FileBackend {
}
File file = new File(path);
long size = file.length();
- if (size == 0 || size >= 524288 ) {
+ if (size == 0 || size >= Config.IMAGE_MAX_SIZE ) {
return false;
}
BitmapFactory.Options options = new BitmapFactory.Options();
@@ -211,8 +211,6 @@ public class FileBackend {
try {
file.createNewFile();
is = mXmppConnectionService.getContentResolver().openInputStream(image);
- os = new FileOutputStream(file);
-
Bitmap originalBitmap;
BitmapFactory.Options options = new BitmapFactory.Options();
int inSampleSize = (int) Math.pow(2, sampleSize);
@@ -226,12 +224,20 @@ public class FileBackend {
Bitmap scaledBitmap = resize(originalBitmap, Config.IMAGE_SIZE);
int rotation = getRotation(image);
scaledBitmap = rotate(scaledBitmap, rotation);
- boolean success = scaledBitmap.compress(Config.IMAGE_FORMAT, Config.IMAGE_QUALITY, os);
- if (!success) {
- throw new FileCopyException(R.string.error_compressing_image);
+ boolean targetSizeReached = false;
+ long size = 0;
+ int quality = Config.IMAGE_QUALITY;
+ while(!targetSizeReached) {
+ os = new FileOutputStream(file);
+ boolean success = scaledBitmap.compress(Config.IMAGE_FORMAT, quality, os);
+ if (!success) {
+ throw new FileCopyException(R.string.error_compressing_image);
+ }
+ os.flush();
+ size = file.getSize();
+ targetSizeReached = size <= Config.IMAGE_MAX_SIZE || quality <= 50;
+ quality -= 5;
}
- os.flush();
- long size = file.getSize();
int width = scaledBitmap.getWidth();
int height = scaledBitmap.getHeight();
message.setBody(Long.toString(size) + '|' + width + '|' + height);