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rotate thumbnails according to exif on older devices

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Thibault Deckers 2020-04-04 19:04:56 +09:00
parent bc93725f99
commit b0bffa176a
1 changed files with 9 additions and 1 deletions
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10
android/app/src/main/java/deckers/thibault/aves/channelhandlers/ImageDecodeTask.java
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@ -6,6 +6,7 @@ import android.app.Activity;
import android.content.ContentResolver; import android.content.ContentResolver;
import android.content.ContentUris; import android.content.ContentUris;
import android.graphics.Bitmap; import android.graphics.Bitmap;
import android.graphics.Matrix;
import android.os.AsyncTask; import android.os.AsyncTask;
import android.os.Build; import android.os.Build;
import android.provider.MediaStore; import android.provider.MediaStore;
@ -111,7 +112,14 @@ public class ImageDecodeTask extends AsyncTask<ImageDecodeTask.Params, Void, Ima
if (entry.isVideo()) { if (entry.isVideo()) {
return MediaStore.Video.Thumbnails.getThumbnail(resolver, contentId, MediaStore.Video.Thumbnails.MINI_KIND, null); return MediaStore.Video.Thumbnails.getThumbnail(resolver, contentId, MediaStore.Video.Thumbnails.MINI_KIND, null);
} else { } else {
return MediaStore.Images.Thumbnails.getThumbnail(resolver, contentId, MediaStore.Images.Thumbnails.MINI_KIND, null); Bitmap bitmap = MediaStore.Images.Thumbnails.getThumbnail(resolver, contentId, MediaStore.Images.Thumbnails.MINI_KIND, null);
// from Android Q, returned thumbnail is already rotated according to EXIF orientation
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q && bitmap != null && entry.orientationDegrees != 0) {
Matrix matrix = new Matrix();
matrix.postRotate(entry.orientationDegrees);
bitmap = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
}
return bitmap;
} }
} catch (Exception e) { } catch (Exception e) {
Log.e(LOG_TAG, "failed to get thumbnail for uri=" + entry.uri, e); Log.e(LOG_TAG, "failed to get thumbnail for uri=" + entry.uri, e);