[Android] Mitigate black video thumbnails provided by Android
Nicolas Pomepuy
git at videolan.org
Thu Apr 9 09:29:46 CEST 2020
vlc-android | branch: master | Nicolas Pomepuy <nicolas at videolabs.io> | Mon Mar 30 11:15:28 2020 +0200| [0520ca6ba5baaef3db5e5bf697ea00ba8eb0c7d1] | committer: Nicolas Pomepuy
Mitigate black video thumbnails provided by Android
> https://code.videolan.org/videolan/vlc-android/commit/0520ca6ba5baaef3db5e5bf697ea00ba8eb0c7d1
---
.../vlc-android/src/org/videolan/vlc/util/ThumbnailsProvider.kt | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/application/vlc-android/src/org/videolan/vlc/util/ThumbnailsProvider.kt b/application/vlc-android/src/org/videolan/vlc/util/ThumbnailsProvider.kt
index 28f4666f7..cb6faa9da 100644
--- a/application/vlc-android/src/org/videolan/vlc/util/ThumbnailsProvider.kt
+++ b/application/vlc-android/src/org/videolan/vlc/util/ThumbnailsProvider.kt
@@ -84,9 +84,15 @@ object ThumbnailsProvider {
if (cacheBM != null) return cacheBM
if (hasCache && File(thumbPath).exists()) return readCoverBitmap(thumbPath, width)
if (media.isThumbnailGenerated) return null
- val bitmap = synchronized(lock) {
+ var bitmap = synchronized(lock) {
ThumbnailUtils.createVideoThumbnail(filePath, MediaStore.Video.Thumbnails.MINI_KIND)
}
+ if (bitmap != null) {
+ val emptyBitmap = Bitmap.createBitmap(bitmap.width, bitmap.height, bitmap.config)
+ if (bitmap.sameAs(emptyBitmap)) { // myBitmap is empty/blank3
+ bitmap = null
+ }
+ }
if (bitmap != null) {
BitmapCache.addBitmapToMemCache(thumbPath, bitmap)
if (hasCache) {
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