1 files changed, 80 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vp9/common/mips/msa/vp9_idct16x16_msa.c b/media/libvpx/libvpx/vp9/common/mips/msa/vp9_idct16x16_msa.c
new file mode 100644
index 0000000000..c031322806
--- /dev/null
+++ b/media/libvpx/libvpx/vp9/common/mips/msa/vp9_idct16x16_msa.c
@@ -0,0 +1,80 @@
+/*
+ *  Copyright (c) 2015 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <assert.h>
+
+#include "./vp9_rtcd.h"
+#include "vp9/common/vp9_enums.h"
+#include "vpx_dsp/mips/inv_txfm_msa.h"
+
+void vp9_iht16x16_256_add_msa(const int16_t *input, uint8_t *dst,
+                              int32_t dst_stride, int32_t tx_type) {
+  int32_t i;
+  DECLARE_ALIGNED(32, int16_t, out[16 * 16]);
+  int16_t *out_ptr = &out[0];
+
+  switch (tx_type) {
+    case DCT_DCT:
+      /* transform rows */
+      for (i = 0; i < 2; ++i) {
+        /* process 16 * 8 block */
+        vpx_idct16_1d_rows_msa((input + (i << 7)), (out_ptr + (i << 7)));
+      }
+
+      /* transform columns */
+      for (i = 0; i < 2; ++i) {
+        /* process 8 * 16 block */
+        vpx_idct16_1d_columns_addblk_msa((out_ptr + (i << 3)), (dst + (i << 3)),
+                                         dst_stride);
+      }
+      break;
+    case ADST_DCT:
+      /* transform rows */
+      for (i = 0; i < 2; ++i) {
+        /* process 16 * 8 block */
+        vpx_idct16_1d_rows_msa((input + (i << 7)), (out_ptr + (i << 7)));
+      }
+
+      /* transform columns */
+      for (i = 0; i < 2; ++i) {
+        vpx_iadst16_1d_columns_addblk_msa((out_ptr + (i << 3)),
+                                          (dst + (i << 3)), dst_stride);
+      }
+      break;
+    case DCT_ADST:
+      /* transform rows */
+      for (i = 0; i < 2; ++i) {
+        /* process 16 * 8 block */
+        vpx_iadst16_1d_rows_msa((input + (i << 7)), (out_ptr + (i << 7)));
+      }
+
+      /* transform columns */
+      for (i = 0; i < 2; ++i) {
+        /* process 8 * 16 block */
+        vpx_idct16_1d_columns_addblk_msa((out_ptr + (i << 3)), (dst + (i << 3)),
+                                         dst_stride);
+      }
+      break;
+    case ADST_ADST:
+      /* transform rows */
+      for (i = 0; i < 2; ++i) {
+        /* process 16 * 8 block */
+        vpx_iadst16_1d_rows_msa((input + (i << 7)), (out_ptr + (i << 7)));
+      }
+
+      /* transform columns */
+      for (i = 0; i < 2; ++i) {
+        vpx_iadst16_1d_columns_addblk_msa((out_ptr + (i << 3)),
+                                          (dst + (i << 3)), dst_stride);
+      }
+      break;
+    default: assert(0); break;
+  }
+}