[FFmpeg-devel] [PATCH] avcodec/dpx: do not reset n_datum to 0 at end of row for packing 2

[Paul B Mahol]

Fixes #4409.

Signed-off-by: Paul B Mahol <onemda at gmail.com>
---
 libavcodec/dpx.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/dpx.c b/libavcodec/dpx.c
index 538a1b9943..04b55ffadf 100644
--- a/libavcodec/dpx.c
+++ b/libavcodec/dpx.c
@@ -378,7 +378,8 @@ static int decode_frame(AVCodecContext *avctx,
                     read10in32(&buf, &rgbBuffer,
                                &n_datum, endian, shift);
             }
-            n_datum = 0;
+            if (packing != 2)
+                n_datum = 0;
             for (i = 0; i < elements; i++)
                 ptr[i] += p->linesize[i];
         }
-- 
2.17.1