diff --git a/tests/resample_test.cpp b/tests/resample_test.cpp
index f785739..f87ff66 100644
--- a/tests/resample_test.cpp
+++ b/tests/resample_test.cpp
@@ -88,7 +88,7 @@ int main(int argc, char** argv)
 
 	printf("Average: %dms\n", average);
 #else
-	stbr_resize_arbitrary(input_data + w * border * n + border * n, in_w, in_h, w*n, output_data, out_w, out_h, out_stride, s0, t0, s1, t1, n, 0, STBR_TYPE_UINT8, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, STBR_COLORSPACE_SRGB);
+	stbr_resize_arbitrary(input_data + w * border * n + border * n, in_w, in_h, w*n, output_data, out_w, out_h, out_stride, s0, t0, s1, t1, n, -1, STBR_TYPE_UINT8, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, STBR_COLORSPACE_SRGB);
 #endif
 
 	stbi_image_free(input_data);
@@ -116,7 +116,7 @@ void resize_image(const char* filename, float width_percent, float height_percen
 
 	unsigned char* output_data = (unsigned char*)malloc(out_w * out_h * n);
 
-	stbr_resize_arbitrary(input_data, w, h, 0, output_data, out_w, out_h, 0, 0, 0, 1, 1, n, 0, STBR_TYPE_UINT8, filter, edge, colorspace);
+	stbr_resize_arbitrary(input_data, w, h, 0, output_data, out_w, out_h, 0, 0, 0, 1, 1, n, -1, STBR_TYPE_UINT8, filter, edge, colorspace);
 
 	stbi_image_free(input_data);
 
@@ -147,10 +147,7 @@ void test_format(const char* file, float width_percent, float height_percent, st
 
 	T* output_data = (T*)malloc(new_w * new_h * n * sizeof(T));
 
-	size_t required = stbr_calculate_memory(w, h, new_w, new_h, 0, 0, 1, 1, n, STBR_FILTER_CATMULLROM);
-	void* extra_memory = malloc(required);
-	stbr_resize_advanced(T_data, w, h, 0, output_data, new_w, new_h, 0, 0, 0, 1, 1, n, 0, type, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, colorspace, extra_memory, required);
-	free(extra_memory);
+	stbr_resize_arbitrary(T_data, w, h, 0, output_data, new_w, new_h, 0, 0, 0, 1, 1, n, -1, type, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, colorspace);
 
 	free(T_data);
 	stbi_image_free(input_data);
@@ -191,7 +188,7 @@ void test_float(const char* file, float width_percent, float height_percent, stb
 
 	float* output_data = (float*)malloc(new_w * new_h * n * sizeof(float));
 
-	stbr_resize_arbitrary(T_data, w, h, 0, output_data, new_w, new_h, 0, 0, 0, 1, 1, n, 0, type, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, colorspace);
+	stbr_resize_arbitrary(T_data, w, h, 0, output_data, new_w, new_h, 0, 0, 0, 1, 1, n, -1, type, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, colorspace);
 
 	free(T_data);
 	stbi_image_free(input_data);
@@ -253,7 +250,7 @@ void test_subpixel(const char* file, float width_percent, float height_percent,
 
 	unsigned char* output_data = (unsigned char*)malloc(new_w * new_h * n * sizeof(unsigned char));
 
-	stbr_resize_arbitrary(input_data, w, h, 0, output_data, new_w, new_h, 0, 0, 0, s1, t1, n, 0, STBR_TYPE_UINT8, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, STBR_COLORSPACE_SRGB);
+	stbr_resize_arbitrary(input_data, w, h, 0, output_data, new_w, new_h, 0, 0, 0, s1, t1, n, -1, STBR_TYPE_UINT8, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, STBR_COLORSPACE_SRGB);
 
 	stbi_image_free(input_data);
 
@@ -290,7 +287,7 @@ void test_premul(const char* file)
 	sprintf(output, "test-output/premul-%s", file);
 	stbi_write_png(output, new_w, new_h, n, output_data, 0);
 
-	stbr_resize_arbitrary(input_data, w, h, 0, output_data, new_w, new_h, 0, 0, 0, 1, 1, n, 0, STBR_TYPE_UINT8, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, STBR_COLORSPACE_SRGB);
+	stbr_resize_arbitrary(input_data, w, h, 0, output_data, new_w, new_h, 0, 0, 0, 1, 1, n, -1, STBR_TYPE_UINT8, STBR_FILTER_CATMULLROM, STBR_EDGE_CLAMP, STBR_COLORSPACE_SRGB);
 
 	sprintf(output, "test-output/nopremul-%s", file);
 	stbi_write_png(output, new_w, new_h, n, output_data, 0);