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diff --git a/app/src/main/jni/ffmpeg-3.0.11/include/libavutil/pixelutils.h b/app/src/main/jni/ffmpeg-3.0.11/include/libavutil/pixelutils.h
new file mode 100644
index 0000000..a8dbc15
--- /dev/null
+++ b/app/src/main/jni/ffmpeg-3.0.11/include/libavutil/pixelutils.h
@@ -0,0 +1,52 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVUTIL_PIXELUTILS_H
+#define AVUTIL_PIXELUTILS_H
+
+#include <stddef.h>
+#include <stdint.h>
+#include "common.h"
+
+/**
+ * Sum of abs(src1[x] - src2[x])
+ */
+typedef int (*av_pixelutils_sad_fn)(const uint8_t *src1, ptrdiff_t stride1,
+                                    const uint8_t *src2, ptrdiff_t stride2);
+
+/**
+ * Get a potentially optimized pointer to a Sum-of-absolute-differences
+ * function (see the av_pixelutils_sad_fn prototype).
+ *
+ * @param w_bits  1<<w_bits is the requested width of the block size
+ * @param h_bits  1<<h_bits is the requested height of the block size
+ * @param aligned If set to 2, the returned sad function will assume src1 and
+ *                src2 addresses are aligned on the block size.
+ *                If set to 1, the returned sad function will assume src1 is
+ *                aligned on the block size.
+ *                If set to 0, the returned sad function assume no particular
+ *                alignment.
+ * @param log_ctx context used for logging, can be NULL
+ *
+ * @return a pointer to the SAD function or NULL in case of error (because of
+ *         invalid parameters)
+ */
+av_pixelutils_sad_fn av_pixelutils_get_sad_fn(int w_bits, int h_bits,
+                                              int aligned, void *log_ctx);
+
+#endif /* AVUTIL_PIXELUTILS_H */