libhb: fix black buffer creation when the pixel format bit depth is 10 or more.

1 files changed, 9 insertions, 3 deletions

diff --git a/libhb/sync.c b/libhb/sync.c
index b68d3ae73..66f0f56fe 100644
--- a/libhb/sync.c
+++ b/libhb/sync.c
@@ -374,9 +374,15 @@ static hb_buffer_t * CreateBlackBuf( sync_stream_t * stream,
             buf = hb_frame_buffer_init(stream->common->job->pix_fmt,
                                    stream->common->job->title->geometry.width,
                                    stream->common->job->title->geometry.height);
-            memset(buf->plane[0].data, 0x00, buf->plane[0].size);
-            memset(buf->plane[1].data, 0x80, buf->plane[1].size);
-            memset(buf->plane[2].data, 0x80, buf->plane[2].size);
+            uint8_t *planes[4];
+            ptrdiff_t linesizes[4];
+            for (int i = 0; i <= buf->f.max_plane; ++i)
+            {
+                planes[i] = buf->plane[i].data;
+                linesizes[i] = buf->plane[i].stride;
+            }
+            av_image_fill_black(planes, linesizes, stream->common->job->pix_fmt,
+                                AVCOL_RANGE_JPEG, buf->f.width, buf->f.height);
         }
         else
         {