From: Dave Badia <dba...@gmail.com>

Signed-off-by: Janne Grunau <janne-li...@jannau.net>
---
 libavformat/mov.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index dc5b42b..5b444ab 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -2253,6 +2253,10 @@ static int mov_read_tkhd(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
     sc->width = width >> 16;
     sc->height = height >> 16;
 
+    if (display_matrix[0][0] == -65536 && display_matrix[1][1] == -65536) {
+         av_metadata_set2(&st->metadata, "rotate", "180", 0);
+    }
+
     // transform the display width/height according to the matrix
     // skip this if the display matrix is the default identity matrix
     // or if it is rotating the picture, ex iPhone 3GS
-- 
1.8.5.3

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