Some refactoring of EXT_TX

Change-Id: I61359787fdacdeb245e2798031a6e06e4afb83e0

vp10/common/enums.h

@@ -94,15 +94,14 @@ typedef enum {
   ADST_DCT  = 1,                      // ADST in vertical, DCT in horizontal
   DCT_ADST  = 2,                      // DCT  in vertical, ADST in horizontal
   ADST_ADST = 3,                      // ADST in both directions
-  TX_TYPES,
 #if CONFIG_EXT_TX
   FLIPADST_DCT = 4,
   DCT_FLIPADST = 5,
   FLIPADST_FLIPADST = 6,
   ADST_FLIPADST = 7,
   FLIPADST_ADST = 8,
-  TOTAL_TX_TYPES,
 #endif  // CONFIG_EXT_TX
+  TX_TYPES,
 } TX_TYPE;
 
 #if CONFIG_EXT_TX

vp10/common/scan.c

@@ -695,39 +695,53 @@ DECLARE_ALIGNED(16, static const int16_t, vp10_default_iscan_32x32[1024]) = {
   1023,
 };
 
-const scan_order vp10_default_scan_orders[TX_SIZES] = {
-  {default_scan_4x4,   vp10_default_iscan_4x4,   default_scan_4x4_neighbors},
-  {default_scan_8x8,   vp10_default_iscan_8x8,   default_scan_8x8_neighbors},
-  {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
-  {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
-};
+#if CONFIG_EXT_TX
 
 const scan_order vp10_intra_scan_orders[TX_SIZES][TX_TYPES] = {
   {  // TX_4X4
     {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
     {row_scan_4x4,     vp10_row_iscan_4x4,     row_scan_4x4_neighbors},
     {col_scan_4x4,     vp10_col_iscan_4x4,     col_scan_4x4_neighbors},
-    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors}
+    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
+    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
+    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
+    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
+    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
+    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
   }, {  // TX_8X8
     {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors},
     {row_scan_8x8,     vp10_row_iscan_8x8,     row_scan_8x8_neighbors},
     {col_scan_8x8,     vp10_col_iscan_8x8,     col_scan_8x8_neighbors},
-    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors}
+    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors},
+    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors},
+    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors},
+    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors},
+    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors},
+    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors},
   }, {  // TX_16X16
     {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
     {row_scan_16x16,     vp10_row_iscan_16x16,     row_scan_16x16_neighbors},
     {col_scan_16x16,     vp10_col_iscan_16x16,     col_scan_16x16_neighbors},
-    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors}
+    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
+    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
+    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
+    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
+    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
+    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
   }, {  // TX_32X32
     {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
     {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
     {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
     {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
   }
 };
 
-#if CONFIG_EXT_TX
-const scan_order vp10_inter_scan_orders[TX_SIZES][TOTAL_TX_TYPES] = {
+const scan_order vp10_inter_scan_orders[TX_SIZES][TX_TYPES] = {
   {  // TX_4X4
     {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
     {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
@@ -770,4 +784,31 @@ const scan_order vp10_inter_scan_orders[TX_SIZES][TOTAL_TX_TYPES] = {
     {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
   }
 };
+
+#else   // CONFIG_EXT_TX
+
+const scan_order vp10_intra_scan_orders[TX_SIZES][TX_TYPES] = {
+  {  // TX_4X4
+    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors},
+    {row_scan_4x4,     vp10_row_iscan_4x4,     row_scan_4x4_neighbors},
+    {col_scan_4x4,     vp10_col_iscan_4x4,     col_scan_4x4_neighbors},
+    {default_scan_4x4, vp10_default_iscan_4x4, default_scan_4x4_neighbors}
+  }, {  // TX_8X8
+    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors},
+    {row_scan_8x8,     vp10_row_iscan_8x8,     row_scan_8x8_neighbors},
+    {col_scan_8x8,     vp10_col_iscan_8x8,     col_scan_8x8_neighbors},
+    {default_scan_8x8, vp10_default_iscan_8x8, default_scan_8x8_neighbors}
+  }, {  // TX_16X16
+    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors},
+    {row_scan_16x16,     vp10_row_iscan_16x16,     row_scan_16x16_neighbors},
+    {col_scan_16x16,     vp10_col_iscan_16x16,     col_scan_16x16_neighbors},
+    {default_scan_16x16, vp10_default_iscan_16x16, default_scan_16x16_neighbors}
+  }, {  // TX_32X32
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+    {default_scan_32x32, vp10_default_iscan_32x32, default_scan_32x32_neighbors},
+  }
+};
+
 #endif  // CONFIG_EXT_TX

vp10/common/scan.h

@@ -29,7 +29,6 @@ typedef struct {
   const int16_t *neighbors;
 } scan_order;
 
-extern const scan_order vp10_default_scan_orders[TX_SIZES];
 extern const scan_order vp10_intra_scan_orders[TX_SIZES][TX_TYPES];
 
 static INLINE int get_coef_context(const int16_t *neighbors,
@@ -44,7 +43,7 @@ static INLINE const scan_order *get_intra_scan(TX_SIZE tx_size,
 }
 
 #if CONFIG_EXT_TX
-extern const scan_order vp10_inter_scan_orders[TX_SIZES][TOTAL_TX_TYPES];
+extern const scan_order vp10_inter_scan_orders[TX_SIZES][TX_TYPES];
 
 static INLINE const scan_order *get_inter_scan(TX_SIZE tx_size,
                                                TX_TYPE tx_type) {

vp10/encoder/rdopt.c

@@ -54,7 +54,7 @@
 #define NEW_MV_DISCOUNT_FACTOR  8
 
 #if CONFIG_EXT_TX
-const double ext_tx_th = 0.98;
+const double ext_tx_th = 0.99;
 #endif
 
 typedef struct {