Add SplitUVPlanes and MergeUVPlanes

include/libyuv/row.h

Index: include/libyuv/row.h
diff --git a/include/libyuv/row.h b/include/libyuv/row.h
index f7b09b108245851fc9833a4b42690df9cd0be6b0..32b3d58e9fb6a885f2ee43f0faa12e27c0b71c3a 100644
--- a/include/libyuv/row.h
+++ b/include/libyuv/row.h
@@ -843,6 +843,13 @@ void SplitUVRow_Any_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
                          int width);
 void SplitUVRow_Any_DSPR2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
                           int width);
+typedef void (*SplitUVRowFunction)(const uint8 *src_uv, uint8 *dst_u,
+                                   uint8 *dst_v, int width);

[fbarchard1, 2016/08/24 17:42:23]

remove. typedef'ed functions not conventional in libyuv.

+SplitUVRowFunction GetOptimizedSplitUVRowFunction(

[fbarchard1, 2016/08/24 17:42:23]

prefer we dont do getter... inconsistent with rest of libyuv.
not needed if only one instance of code.  remove duplicate code.  use
SplitUVPlane from NV12ToI420.

+    const uint8 *src_uv, int src_stride_uv,
+    const uint8 *dst_u, int dst_stride_u,
+    const uint8 *dst_v, int dst_stride_v,
+    int width);
 
 void MergeUVRow_C(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
                   int width);
@@ -858,6 +865,9 @@ void MergeUVRow_Any_AVX2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
                          int width);
 void MergeUVRow_Any_NEON(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
                          int width);
+typedef void (*MergeUVRowFunction)(const uint8 *src_u, const uint8 *src_v,
+                                   uint8 *dst_uv, int width);
+MergeUVRowFunction GetOptimizedMergeUVRowFunction(int width);

[fbarchard1, 2016/08/24 17:42:23]

ditto.

 
 void CopyRow_SSE2(const uint8* src, uint8* dst, int count);
 void CopyRow_AVX(const uint8* src, uint8* dst, int count);