[gegl] tests/mipmap: add back mipmap reference images

[Øyvind Kolås <ok src gnome org>]

commit cddb19fa8bba32185dd361c5ee339240f6f5c5a0
Author: Øyvind Kolås <pippin gimp org>
Date:   Wed Jan 17 18:33:28 2018 +0100

    tests/mipmap: add back mipmap reference images

 tests/mipmap/invert-crop-reference.png  |  Bin 0 -> 12734 bytes
 tests/mipmap/invert-reference.png       |  Bin 0 -> 59900 bytes
 tests/mipmap/rotate-crop-reference.png  |  Bin 0 -> 15381 bytes
 tests/mipmap/rotate-reference.png       |  Bin 0 -> 80769 bytes
 tests/mipmap/unsharp-crop-reference.png |  Bin 0 -> 15192 bytes
 tests/mipmap/unsharp-reference.png      |  Bin 0 -> 71226 bytes
 6 files changed, 0 insertions(+), 0 deletions(-)
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diff --git a/tests/mipmap/invert-crop-reference.png b/tests/mipmap/invert-crop-reference.png
new file mode 100644
index 0000000..0d22c8e
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diff --git a/tests/mipmap/invert-reference.png b/tests/mipmap/invert-reference.png
new file mode 100644
index 0000000..8e17eca
Binary files /dev/null and b/tests/mipmap/invert-reference.png differ
diff --git a/tests/mipmap/rotate-crop-reference.png b/tests/mipmap/rotate-crop-reference.png
new file mode 100644
index 0000000..b1a5f9f
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diff --git a/tests/mipmap/rotate-reference.png b/tests/mipmap/rotate-reference.png
new file mode 100644
index 0000000..62b2d85
Binary files /dev/null and b/tests/mipmap/rotate-reference.png differ
diff --git a/tests/mipmap/unsharp-crop-reference.png b/tests/mipmap/unsharp-crop-reference.png
new file mode 100644
index 0000000..e6a2474
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diff --git a/tests/mipmap/unsharp-reference.png b/tests/mipmap/unsharp-reference.png
new file mode 100644
index 0000000..74d4f3d
Binary files /dev/null and b/tests/mipmap/unsharp-reference.png differ