From 68569dee1416593955c1570d638b3d9250b33012 Mon Sep 17 00:00:00 2001
From: trav90 <travawine@palemoon.org>
Date: Mon, 15 Oct 2018 21:45:30 -0500
Subject: Import aom library

This is the reference implementation for the Alliance for Open Media's av1 video code.

The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.
---
 third_party/aom/test/av1_txfm_test.h | 100 +++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 third_party/aom/test/av1_txfm_test.h

(limited to 'third_party/aom/test/av1_txfm_test.h')

diff --git a/third_party/aom/test/av1_txfm_test.h b/third_party/aom/test/av1_txfm_test.h
new file mode 100644
index 000000000..70f971d09
--- /dev/null
+++ b/third_party/aom/test/av1_txfm_test.h
@@ -0,0 +1,100 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#ifndef AV1_TXFM_TEST_H_
+#define AV1_TXFM_TEST_H_
+
+#include <stdio.h>
+#include <stdlib.h>
+#ifdef _MSC_VER
+#define _USE_MATH_DEFINES
+#endif
+#include <math.h>
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+
+#include "test/acm_random.h"
+#include "av1/common/enums.h"
+#include "av1/common/av1_txfm.h"
+#include "./av1_rtcd.h"
+
+namespace libaom_test {
+typedef enum {
+  TYPE_DCT = 0,
+  TYPE_ADST,
+  TYPE_IDCT,
+  TYPE_IADST,
+  TYPE_LAST
+} TYPE_TXFM;
+
+int get_txfm1d_size(TX_SIZE tx_size);
+
+void get_txfm1d_type(TX_TYPE txfm2d_type, TYPE_TXFM *type0, TYPE_TXFM *type1);
+
+void reference_dct_1d(const double *in, double *out, int size);
+
+void reference_adst_1d(const double *in, double *out, int size);
+
+void reference_hybrid_1d(double *in, double *out, int size, int type);
+
+void reference_hybrid_2d(double *in, double *out, int size, int type0,
+                         int type1);
+template <typename Type1, typename Type2>
+static double compute_avg_abs_error(const Type1 *a, const Type2 *b,
+                                    const int size) {
+  double error = 0;
+  for (int i = 0; i < size; i++) {
+    error += fabs(static_cast<double>(a[i]) - static_cast<double>(b[i]));
+  }
+  error = error / size;
+  return error;
+}
+
+template <typename Type>
+void fliplr(Type *dest, int stride, int length);
+
+template <typename Type>
+void flipud(Type *dest, int stride, int length);
+
+template <typename Type>
+void fliplrud(Type *dest, int stride, int length);
+
+typedef void (*TxfmFunc)(const int32_t *in, int32_t *out, const int8_t *cos_bit,
+                         const int8_t *range_bit);
+
+typedef void (*Fwd_Txfm2d_Func)(const int16_t *, int32_t *, int, int, int);
+typedef void (*Inv_Txfm2d_Func)(const int32_t *, uint16_t *, int, int, int);
+
+static const int bd = 10;
+static const int input_base = (1 << bd);
+
+#if CONFIG_HIGHBITDEPTH
+#if CONFIG_AV1_ENCODER
+static const Fwd_Txfm2d_Func fwd_txfm_func_ls[TX_SIZES] = {
+#if CONFIG_CB4X4
+  NULL,
+#endif
+  av1_fwd_txfm2d_4x4_c, av1_fwd_txfm2d_8x8_c, av1_fwd_txfm2d_16x16_c,
+  av1_fwd_txfm2d_32x32_c
+};
+#endif
+
+static const Inv_Txfm2d_Func inv_txfm_func_ls[TX_SIZES] = {
+#if CONFIG_CB4X4
+  NULL,
+#endif
+  av1_inv_txfm2d_add_4x4_c, av1_inv_txfm2d_add_8x8_c,
+  av1_inv_txfm2d_add_16x16_c, av1_inv_txfm2d_add_32x32_c
+};
+#endif  // CONFIG_HIGHBITDEPTH
+
+}  // namespace libaom_test
+#endif  // AV1_TXFM_TEST_H_
-- 
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