Move daala_fdct32() / daala_idct32() into daala_tx.c.

This commit has no impact on metrics.

Change-Id: Iea355a67a4b689325deec320dd4b0b313befe7d1
diff --git a/aom_dsp/inv_txfm.c b/aom_dsp/inv_txfm.c
index fabe986..801366c 100644
--- a/aom_dsp/inv_txfm.c
+++ b/aom_dsp/inv_txfm.c
@@ -816,18 +816,6 @@
   }
 }
 
-#if CONFIG_DAALA_DCT32
-void aom_idct32_c(const tran_low_t *input, tran_low_t *output) {
-  int i;
-  od_coeff x[32];
-  od_coeff y[32];
-  for (i = 0; i < 32; i++) y[i] = (od_coeff)input[i];
-  od_bin_idct32(x, 1, y);
-  for (i = 0; i < 32; i++) output[i] = (tran_low_t)x[i];
-}
-
-#else
-
 void aom_idct32_c(const tran_low_t *input, tran_low_t *output) {
   tran_low_t step1[32], step2[32];
   tran_high_t temp1, temp2;
@@ -1194,7 +1182,6 @@
   output[30] = WRAPLOW(step1[1] - step1[30]);
   output[31] = WRAPLOW(step1[0] - step1[31]);
 }
-#endif
 
 #if CONFIG_MRC_TX
 void aom_imrc32x32_1024_add_c(const tran_low_t *input, uint8_t *dest,
diff --git a/av1/common/daala_tx.c b/av1/common/daala_tx.c
index 5dca5f8..834682e 100644
--- a/av1/common/daala_tx.c
+++ b/av1/common/daala_tx.c
@@ -4214,3 +4214,21 @@
   od_bin_idst16(x, 1, y);
   for (i = 0; i < 16; i++) output[i] = (tran_low_t)x[i];
 }
+
+void daala_fdct32(const tran_low_t *input, tran_low_t *output) {
+  int i;
+  od_coeff x[32];
+  od_coeff y[32];
+  for (i = 0; i < 32; i++) x[i] = (od_coeff)input[i];
+  od_bin_fdct32(y, x, 1);
+  for (i = 0; i < 32; i++) output[i] = (tran_low_t)y[i];
+}
+
+void daala_idct32(const tran_low_t *input, tran_low_t *output) {
+  int i;
+  od_coeff x[32];
+  od_coeff y[32];
+  for (i = 0; i < 32; i++) y[i] = (od_coeff)input[i];
+  od_bin_idct32(x, 1, y);
+  for (i = 0; i < 32; i++) output[i] = (tran_low_t)x[i];
+}
diff --git a/av1/common/daala_tx.h b/av1/common/daala_tx.h
index 738329f..7c1a8eb 100644
--- a/av1/common/daala_tx.h
+++ b/av1/common/daala_tx.h
@@ -16,6 +16,8 @@
 void daala_idct16(const tran_low_t *input, tran_low_t *output);
 void daala_fdst16(const tran_low_t *input, tran_low_t *output);
 void daala_idst16(const tran_low_t *input, tran_low_t *output);
+void daala_fdct32(const tran_low_t *input, tran_low_t *output);
+void daala_idct32(const tran_low_t *input, tran_low_t *output);
 
 void od_bin_fdct4(od_coeff y[4], const od_coeff *x, int xstride);
 void od_bin_idct4(od_coeff *x, int xstride, const od_coeff y[4]);
diff --git a/av1/common/idct.c b/av1/common/idct.c
index 02430b7..bf6ce76 100644
--- a/av1/common/idct.c
+++ b/av1/common/idct.c
@@ -103,7 +103,7 @@
   for (i = 0; i < 16; ++i) {
     output[i] = input[16 + i];
   }
-  aom_idct16_c(inputhalf, output + 16);
+  daala_idct16(inputhalf, output + 16);
 }
 #else
 static void ihalfright32_c(const tran_low_t *input, tran_low_t *output) {
@@ -1391,7 +1391,27 @@
   assert(tx_type == DCT_DCT);
 #endif
   static const transform_2d IHT_32[] = {
-    { aom_idct32_c, aom_idct32_c },  // DCT_DCT
+#if CONFIG_DAALA_DCT32
+    { daala_idct32, daala_idct32 },  // DCT_DCT
+#if CONFIG_EXT_TX
+    { ihalfright32_c, daala_idct32 },    // ADST_DCT
+    { daala_idct32, ihalfright32_c },    // DCT_ADST
+    { ihalfright32_c, ihalfright32_c },  // ADST_ADST
+    { ihalfright32_c, daala_idct32 },    // FLIPADST_DCT
+    { daala_idct32, ihalfright32_c },    // DCT_FLIPADST
+    { ihalfright32_c, ihalfright32_c },  // FLIPADST_FLIPADST
+    { ihalfright32_c, ihalfright32_c },  // ADST_FLIPADST
+    { ihalfright32_c, ihalfright32_c },  // FLIPADST_ADST
+    { iidtx32_c, iidtx32_c },            // IDTX
+    { daala_idct32, iidtx32_c },         // V_DCT
+    { iidtx32_c, daala_idct32 },         // H_DCT
+    { ihalfright32_c, iidtx32_c },       // V_ADST
+    { iidtx32_c, ihalfright32_c },       // H_ADST
+    { ihalfright32_c, iidtx32_c },       // V_FLIPADST
+    { iidtx32_c, ihalfright32_c },       // H_FLIPADST
+#endif
+#else
+    { aom_idct32_c, aom_idct32_c },      // DCT_DCT
 #if CONFIG_EXT_TX
     { ihalfright32_c, aom_idct32_c },    // ADST_DCT
     { aom_idct32_c, ihalfright32_c },    // DCT_ADST
@@ -1409,6 +1429,7 @@
     { ihalfright32_c, iidtx32_c },       // V_FLIPADST
     { iidtx32_c, ihalfright32_c },       // H_FLIPADST
 #endif
+#endif
   };
 
   int i, j;
diff --git a/av1/encoder/dct.c b/av1/encoder/dct.c
index e0eace5..43d6780 100644
--- a/av1/encoder/dct.c
+++ b/av1/encoder/dct.c
@@ -331,18 +331,6 @@
   range_check(output, 16, 16);
 }
 
-#if CONFIG_DAALA_DCT32
-static void fdct32(const tran_low_t *input, tran_low_t *output) {
-  int i;
-  od_coeff x[32];
-  od_coeff y[32];
-  for (i = 0; i < 32; i++) x[i] = (od_coeff)input[i];
-  od_bin_fdct32(y, x, 1);
-  for (i = 0; i < 32; i++) output[i] = (tran_low_t)y[i];
-}
-
-#else
-
 static void fdct32(const tran_low_t *input, tran_low_t *output) {
   tran_high_t temp;
   tran_low_t step[32];
@@ -740,7 +728,6 @@
 
   range_check(output, 32, 18);
 }
-#endif
 
 #ifndef AV1_DCT_GTEST
 #if CONFIG_TX64X64 && CONFIG_DAALA_DCT64
@@ -1045,7 +1032,7 @@
   for (i = 0; i < 16; ++i) {
     inputhalf[i] = input[i + 16];
   }
-  fdct16(inputhalf, output);
+  daala_fdct16(inputhalf, output);
 }
 #else
 static void fhalfright32(const tran_low_t *input, tran_low_t *output) {
@@ -2454,7 +2441,27 @@
   assert(tx_type == DCT_DCT);
 #endif
   static const transform_2d FHT[] = {
-    { fdct32, fdct32 },  // DCT_DCT
+#if CONFIG_DAALA_DCT32
+    { daala_fdct32, daala_fdct32 },  // DCT_DCT
+#if CONFIG_EXT_TX
+    { fhalfright32, daala_fdct32 },  // ADST_DCT
+    { daala_fdct32, fhalfright32 },  // DCT_ADST
+    { fhalfright32, fhalfright32 },  // ADST_ADST
+    { fhalfright32, daala_fdct32 },  // FLIPADST_DCT
+    { daala_fdct32, fhalfright32 },  // DCT_FLIPADST
+    { fhalfright32, fhalfright32 },  // FLIPADST_FLIPADST
+    { fhalfright32, fhalfright32 },  // ADST_FLIPADST
+    { fhalfright32, fhalfright32 },  // FLIPADST_ADST
+    { fidtx32, fidtx32 },            // IDTX
+    { daala_fdct32, fidtx32 },       // V_DCT
+    { fidtx32, daala_fdct32 },       // H_DCT
+    { fhalfright32, fidtx32 },       // V_ADST
+    { fidtx32, fhalfright32 },       // H_ADST
+    { fhalfright32, fidtx32 },       // V_FLIPADST
+    { fidtx32, fhalfright32 },       // H_FLIPADST
+#endif
+#else
+    { fdct32, fdct32 },              // DCT_DCT
 #if CONFIG_EXT_TX
     { fhalfright32, fdct32 },        // ADST_DCT
     { fdct32, fhalfright32 },        // DCT_ADST
@@ -2472,6 +2479,7 @@
     { fhalfright32, fidtx32 },       // V_FLIPADST
     { fidtx32, fhalfright32 },       // H_FLIPADST
 #endif
+#endif
 #if CONFIG_MRC_TX
     { fdct32, fdct32 },  // MRC_TX
 #endif                   // CONFIG_MRC_TX