From ebda5a9ba93b5222f4306def3c122e110ab32ad1 Mon Sep 17 00:00:00 2001
From: Thibault Deckers <thibault.deckers@gmail.com>
Date: Fri, 16 Oct 2020 19:30:01 +0900
Subject: [PATCH] use glide to get quick thumbnails of flipped images

---
 .../aves/channel/calls/ImageDecodeTask.java   | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/android/app/src/main/java/deckers/thibault/aves/channel/calls/ImageDecodeTask.java b/android/app/src/main/java/deckers/thibault/aves/channel/calls/ImageDecodeTask.java
index ed8edb79c..17c021b8d 100644
--- a/android/app/src/main/java/deckers/thibault/aves/channel/calls/ImageDecodeTask.java
+++ b/android/app/src/main/java/deckers/thibault/aves/channel/calls/ImageDecodeTask.java
@@ -88,14 +88,19 @@ public class ImageDecodeTask extends AsyncTask<ImageDecodeTask.Params, Void, Ima
             if (w == null || h == null || w == 0 || h == 0) {
                 p.width = p.defaultSize;
                 p.height = p.defaultSize;
-                try {
-                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
-                        bitmap = getThumbnailBytesByResolver(p);
-                    } else {
-                        bitmap = getThumbnailBytesByMediaStore(p);
+                // EXIF orientations with flipping are not well supported by the Media Store:
+                // the content resolver may return a thumbnail that is automatically rotated
+                // according to EXIF orientation, but not flip it when necessary
+                if (!p.isFlipped) {
+                    try {
+                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                            bitmap = getThumbnailBytesByResolver(p);
+                        } else {
+                            bitmap = getThumbnailBytesByMediaStore(p);
+                        }
+                    } catch (Exception e) {
+                        exception = e;
                     }
-                } catch (Exception e) {
-                    exception = e;
                 }
             }