Fix compilation from reformatting changes

src/reformat.c

diff --git a/src/reformat.c b/src/reformat.c
index fbe99f3..6bb2631 100644
--- a/src/reformat.c
+++ b/src/reformat.c
@@ -217,6 +217,10 @@
     float yuvPixel[3];
     float rgbPixel[3];
     float maxChannel = (float)((1 << image->depth) - 1);
+    uint8_t ** rgbPlanes = image->rgbPlanes;
+    uint32_t * rgbRowBytes = image->rgbRowBytes;
+    uint8_t ** yuvPlanes = image->yuvPlanes;
+    uint32_t * yuvRowBytes = image->yuvRowBytes;
     for (int j = 0; j < image->height; ++j) {
         for (int i = 0; i < image->width; ++i) {
             // Unpack YUV into unorm