Add 10/12 bit YUV To YUV functions

The following functions (and their 12 bit variant) are added:

planar, 10->10:
 I410ToI010, I210ToI010

planar, 10->8:
 I410ToI444, I210ToI422

planar<->biplanar, 10->10:
 I010ToP010, I210ToP210, I410ToP410
 P010ToI010, P210ToI210, P410ToI410

R=fbarchard@chromium.org

Change-Id: I9aa2bafa0d6a6e1e38ce4e20cbb437e10f9b0158
Bug: libyuv:834, libyuv:873
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/2709822
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: richard winterton <rrwinterton@gmail.com>

1 files changed, 44 insertions, 0 deletions

diff --git a/include/libyuv/planar_functions.h b/include/libyuv/planar_functions.h
index ce94e162..ebefb568 100644
--- a/include/libyuv/planar_functions.h
+++ b/include/libyuv/planar_functions.h
@@ -105,6 +105,50 @@ void MergeUVPlane(const uint8_t* src_u,
                   int width,
                   int height);
 
+// Split interleaved msb UV plane into separate lsb U and V planes.
+LIBYUV_API
+void SplitUVPlane_16(const uint16_t* src_uv,
+                     int src_stride_uv,
+                     uint16_t* dst_u,
+                     int dst_stride_u,
+                     uint16_t* dst_v,
+                     int dst_stride_v,
+                     int width,
+                     int height,
+                     int depth);
+
+// Merge separate lsb U and V planes into one interleaved msb UV plane.
+LIBYUV_API
+void MergeUVPlane_16(const uint16_t* src_u,
+                     int src_stride_u,
+                     const uint16_t* src_v,
+                     int src_stride_v,
+                     uint16_t* dst_uv,
+                     int dst_stride_uv,
+                     int width,
+                     int height,
+                     int depth);
+
+// Convert lsb plane to msb plane
+LIBYUV_API
+void ConvertToMSBPlane_16(const uint16_t* src_y,
+                          int src_stride_y,
+                          uint16_t* dst_y,
+                          int dst_stride_y,
+                          int width,
+                          int height,
+                          int depth);
+
+// Convert msb plane to lsb plane
+LIBYUV_API
+void ConvertToLSBPlane_16(const uint16_t* src_y,
+                          int src_stride_y,
+                          uint16_t* dst_y,
+                          int dst_stride_y,
+                          int width,
+                          int height,
+                          int depth);
+
 // Scale U and V to half width and height and merge into interleaved UV plane.
 // width and height are source size, allowing odd sizes.
 // Use for converting I444 or I422 to NV12.