Fix warnings for missing prototypes

- Add static to internal scale and rotate functions
- Remove unittest that tested an internal scale function
- Remove unused private functions
- Include missing scale_argb.h header
- Bump version and apply clang format

Bug: libyuv:830
Change-Id: I45bab0423b86334f9707f935aedd0c6efc442dd4
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/4658956
Reviewed-by: Mirko Bonadei <mbonadei@chromium.org>

1 files changed, 0 insertions, 31 deletions

diff --git a/source/rotate_common.cc b/source/rotate_common.cc
index 4b496d1b..e72608e9 100644
--- a/source/rotate_common.cc
+++ b/source/rotate_common.cc
@@ -120,37 +120,6 @@ void TransposeWx8_16_C(const uint16_t* src,
   }
 }
 
-void TransposeUVWx8_16_C(const uint16_t* src,
-                         int src_stride,
-                         uint16_t* dst_a,
-                         int dst_stride_a,
-                         uint16_t* dst_b,
-                         int dst_stride_b,
-                         int width) {
-  int i;
-  for (i = 0; i < width; ++i) {
-    dst_a[0] = src[0 * src_stride + 0];
-    dst_b[0] = src[0 * src_stride + 1];
-    dst_a[1] = src[1 * src_stride + 0];
-    dst_b[1] = src[1 * src_stride + 1];
-    dst_a[2] = src[2 * src_stride + 0];
-    dst_b[2] = src[2 * src_stride + 1];
-    dst_a[3] = src[3 * src_stride + 0];
-    dst_b[3] = src[3 * src_stride + 1];
-    dst_a[4] = src[4 * src_stride + 0];
-    dst_b[4] = src[4 * src_stride + 1];
-    dst_a[5] = src[5 * src_stride + 0];
-    dst_b[5] = src[5 * src_stride + 1];
-    dst_a[6] = src[6 * src_stride + 0];
-    dst_b[6] = src[6 * src_stride + 1];
-    dst_a[7] = src[7 * src_stride + 0];
-    dst_b[7] = src[7 * src_stride + 1];
-    src += 2;
-    dst_a += dst_stride_a;
-    dst_b += dst_stride_b;
-  }
-}
-
 void TransposeWxH_16_C(const uint16_t* src,
                        int src_stride,
                        uint16_t* dst,