Sync 2x2 intra predictors

Add 2x2 DC, V, H, TM intra predictors.

Change-Id: I2a614adde553f821c45bc5a9bf09800a9f0aaa26

aom_dsp/aom_dsp_rtcd_defs.pl

@@ -44,6 +44,27 @@ foreach $w (@block_widths) {
 # Intra prediction
 #
 
+add_proto qw/void aom_dc_predictor_2x2/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
+specialize qw/aom_dc_predictor_2x2/;
+
+add_proto qw/void aom_dc_top_predictor_2x2/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
+specialize qw/aom_dc_top_predictor_2x2/;
+
+add_proto qw/void aom_dc_left_predictor_2x2/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
+specialize qw/aom_dc_left_predictor_2x2/;
+
+add_proto qw/void aom_dc_128_predictor_2x2/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
+specialize qw/aom_dc_128_predictor_2x2/;
+
+add_proto qw/void aom_v_predictor_2x2/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
+specialize qw/aom_v_predictor_2x2/;
+
+add_proto qw/void aom_h_predictor_2x2/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
+specialize qw/aom_h_predictor_2x2/;
+
+add_proto qw/void aom_tm_predictor_2x2/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
+specialize qw/aom_tm_predictor_2x2/;
+
 add_proto qw/void aom_d207_predictor_4x4/, "uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left";
 specialize qw/aom_d207_predictor_4x4 sse2/;
 

aom_dsp/intrapred.c

@@ -837,6 +837,7 @@ static INLINE void highbd_dc_predictor(uint16_t *dst, ptrdiff_t stride, int bs,
 
 /* clang-format off */
 #define intra_pred_allsizes(type) \
+  intra_pred_sized(type, 2) \
   intra_pred_sized(type, 4) \
   intra_pred_sized(type, 8) \
   intra_pred_sized(type, 16) \
@@ -846,7 +847,7 @@ static INLINE void highbd_dc_predictor(uint16_t *dst, ptrdiff_t stride, int bs,
   intra_pred_highbd_sized(type, 16) \
   intra_pred_highbd_sized(type, 32)
 
-#define intra_pred_no_4x4(type) \
+#define intra_pred_above_4x4(type) \
   intra_pred_sized(type, 8) \
   intra_pred_sized(type, 16) \
   intra_pred_sized(type, 32) \
@@ -857,26 +858,27 @@ static INLINE void highbd_dc_predictor(uint16_t *dst, ptrdiff_t stride, int bs,
 
 #else
 #define intra_pred_allsizes(type) \
+  intra_pred_sized(type, 2) \
   intra_pred_sized(type, 4) \
   intra_pred_sized(type, 8) \
   intra_pred_sized(type, 16) \
   intra_pred_sized(type, 32)
 
-#define intra_pred_no_4x4(type) \
+#define intra_pred_above_4x4(type) \
   intra_pred_sized(type, 8) \
   intra_pred_sized(type, 16) \
   intra_pred_sized(type, 32)
 #endif  // CONFIG_AOM_HIGHBITDEPTH
 
-intra_pred_no_4x4(d207)
-intra_pred_no_4x4(d63)
-intra_pred_no_4x4(d45)
+intra_pred_above_4x4(d207)
+intra_pred_above_4x4(d63)
+intra_pred_above_4x4(d45)
 intra_pred_allsizes(d207e)
 intra_pred_allsizes(d63e)
-intra_pred_no_4x4(d45e)
-intra_pred_no_4x4(d117)
-intra_pred_no_4x4(d135)
-intra_pred_no_4x4(d153)
+intra_pred_above_4x4(d45e)
+intra_pred_above_4x4(d117)
+intra_pred_above_4x4(d135)
+intra_pred_above_4x4(d153)
 intra_pred_allsizes(v)
 intra_pred_allsizes(h)
 #if CONFIG_ALT_INTRA