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-rw-r--r--third_party/aom/test/hiprec_convolve_test_util.cc188
1 files changed, 188 insertions, 0 deletions
diff --git a/third_party/aom/test/hiprec_convolve_test_util.cc b/third_party/aom/test/hiprec_convolve_test_util.cc
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+++ b/third_party/aom/test/hiprec_convolve_test_util.cc
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+/*
+ * 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.
+ */
+
+#include "test/hiprec_convolve_test_util.h"
+
+#include "av1/common/restoration.h"
+
+using std::tr1::tuple;
+using std::tr1::make_tuple;
+
+namespace libaom_test {
+
+// Generate a random pair of filter kernels, using the ranges
+// of possible values from the loop-restoration experiment
+static void generate_kernels(ACMRandom *rnd, InterpKernel hkernel,
+ InterpKernel vkernel) {
+ hkernel[0] = hkernel[6] =
+ WIENER_FILT_TAP0_MINV +
+ rnd->PseudoUniform(WIENER_FILT_TAP0_MAXV + 1 - WIENER_FILT_TAP0_MINV);
+ hkernel[1] = hkernel[5] =
+ WIENER_FILT_TAP1_MINV +
+ rnd->PseudoUniform(WIENER_FILT_TAP1_MAXV + 1 - WIENER_FILT_TAP1_MINV);
+ hkernel[2] = hkernel[4] =
+ WIENER_FILT_TAP2_MINV +
+ rnd->PseudoUniform(WIENER_FILT_TAP2_MAXV + 1 - WIENER_FILT_TAP2_MINV);
+ hkernel[3] = -(hkernel[0] + hkernel[1] + hkernel[2]);
+ hkernel[7] = 0;
+
+ vkernel[0] = vkernel[6] =
+ WIENER_FILT_TAP0_MINV +
+ rnd->PseudoUniform(WIENER_FILT_TAP0_MAXV + 1 - WIENER_FILT_TAP0_MINV);
+ vkernel[1] = vkernel[5] =
+ WIENER_FILT_TAP1_MINV +
+ rnd->PseudoUniform(WIENER_FILT_TAP1_MAXV + 1 - WIENER_FILT_TAP1_MINV);
+ vkernel[2] = vkernel[4] =
+ WIENER_FILT_TAP2_MINV +
+ rnd->PseudoUniform(WIENER_FILT_TAP2_MAXV + 1 - WIENER_FILT_TAP2_MINV);
+ vkernel[3] = -(vkernel[0] + vkernel[1] + vkernel[2]);
+ vkernel[7] = 0;
+}
+
+namespace AV1HiprecConvolve {
+
+::testing::internal::ParamGenerator<HiprecConvolveParam> BuildParams(
+ hiprec_convolve_func filter) {
+ const HiprecConvolveParam params[] = {
+ make_tuple(8, 8, 50000, filter), make_tuple(64, 64, 1000, filter),
+ make_tuple(32, 8, 10000, filter),
+ };
+ return ::testing::ValuesIn(params);
+}
+
+AV1HiprecConvolveTest::~AV1HiprecConvolveTest() {}
+void AV1HiprecConvolveTest::SetUp() {
+ rnd_.Reset(ACMRandom::DeterministicSeed());
+}
+
+void AV1HiprecConvolveTest::TearDown() { libaom_test::ClearSystemState(); }
+
+void AV1HiprecConvolveTest::RunCheckOutput(hiprec_convolve_func test_impl) {
+ const int w = 128, h = 128;
+ const int out_w = GET_PARAM(0), out_h = GET_PARAM(1);
+ const int num_iters = GET_PARAM(2);
+ int i, j;
+
+ uint8_t *input_ = new uint8_t[h * w];
+ uint8_t *input = input_;
+
+ // The convolve functions always write rows with widths that are multiples of
+ // 8.
+ // So to avoid a buffer overflow, we may need to pad rows to a multiple of 8.
+ int output_n = ((out_w + 7) & ~7) * out_h;
+ uint8_t *output = new uint8_t[output_n];
+ uint8_t *output2 = new uint8_t[output_n];
+
+ // Generate random filter kernels
+ DECLARE_ALIGNED(16, InterpKernel, hkernel);
+ DECLARE_ALIGNED(16, InterpKernel, vkernel);
+
+ generate_kernels(&rnd_, hkernel, vkernel);
+
+ for (i = 0; i < h; ++i)
+ for (j = 0; j < w; ++j) input[i * w + j] = rnd_.Rand8();
+
+ for (i = 0; i < num_iters; ++i) {
+ // Choose random locations within the source block
+ int offset_r = 3 + rnd_.PseudoUniform(w - out_w - 7);
+ int offset_c = 3 + rnd_.PseudoUniform(h - out_h - 7);
+ aom_convolve8_add_src_hip_c(input + offset_r * w + offset_c, w, output,
+ out_w, hkernel, 16, vkernel, 16, out_w, out_h);
+ test_impl(input + offset_r * w + offset_c, w, output2, out_w, hkernel, 16,
+ vkernel, 16, out_w, out_h);
+
+ for (j = 0; j < out_w * out_h; ++j)
+ ASSERT_EQ(output[j], output2[j]) << "Pixel mismatch at index " << j
+ << " = (" << (j % out_w) << ", "
+ << (j / out_w) << ") on iteration " << i;
+ }
+ delete[] input_;
+ delete[] output;
+ delete[] output2;
+}
+} // namespace AV1HiprecConvolve
+
+#if CONFIG_HIGHBITDEPTH
+namespace AV1HighbdHiprecConvolve {
+
+::testing::internal::ParamGenerator<HighbdHiprecConvolveParam> BuildParams(
+ highbd_hiprec_convolve_func filter) {
+ const HighbdHiprecConvolveParam params[] = {
+ make_tuple(8, 8, 50000, 8, filter), make_tuple(64, 64, 1000, 8, filter),
+ make_tuple(32, 8, 10000, 8, filter), make_tuple(8, 8, 50000, 10, filter),
+ make_tuple(64, 64, 1000, 10, filter), make_tuple(32, 8, 10000, 10, filter),
+ make_tuple(8, 8, 50000, 12, filter), make_tuple(64, 64, 1000, 12, filter),
+ make_tuple(32, 8, 10000, 12, filter),
+ };
+ return ::testing::ValuesIn(params);
+}
+
+AV1HighbdHiprecConvolveTest::~AV1HighbdHiprecConvolveTest() {}
+void AV1HighbdHiprecConvolveTest::SetUp() {
+ rnd_.Reset(ACMRandom::DeterministicSeed());
+}
+
+void AV1HighbdHiprecConvolveTest::TearDown() {
+ libaom_test::ClearSystemState();
+}
+
+void AV1HighbdHiprecConvolveTest::RunCheckOutput(
+ highbd_hiprec_convolve_func test_impl) {
+ const int w = 128, h = 128;
+ const int out_w = GET_PARAM(0), out_h = GET_PARAM(1);
+ const int num_iters = GET_PARAM(2);
+ const int bd = GET_PARAM(3);
+ int i, j;
+
+ uint16_t *input = new uint16_t[h * w];
+
+ // The convolve functions always write rows with widths that are multiples of
+ // 8.
+ // So to avoid a buffer overflow, we may need to pad rows to a multiple of 8.
+ int output_n = ((out_w + 7) & ~7) * out_h;
+ uint16_t *output = new uint16_t[output_n];
+ uint16_t *output2 = new uint16_t[output_n];
+
+ // Generate random filter kernels
+ DECLARE_ALIGNED(16, InterpKernel, hkernel);
+ DECLARE_ALIGNED(16, InterpKernel, vkernel);
+
+ generate_kernels(&rnd_, hkernel, vkernel);
+
+ for (i = 0; i < h; ++i)
+ for (j = 0; j < w; ++j) input[i * w + j] = rnd_.Rand16() & ((1 << bd) - 1);
+
+ uint8_t *input_ptr = CONVERT_TO_BYTEPTR(input);
+ uint8_t *output_ptr = CONVERT_TO_BYTEPTR(output);
+ uint8_t *output2_ptr = CONVERT_TO_BYTEPTR(output2);
+
+ for (i = 0; i < num_iters; ++i) {
+ // Choose random locations within the source block
+ int offset_r = 3 + rnd_.PseudoUniform(w - out_w - 7);
+ int offset_c = 3 + rnd_.PseudoUniform(h - out_h - 7);
+ aom_highbd_convolve8_add_src_hip_c(input_ptr + offset_r * w + offset_c, w,
+ output_ptr, out_w, hkernel, 16, vkernel,
+ 16, out_w, out_h, bd);
+ test_impl(input_ptr + offset_r * w + offset_c, w, output2_ptr, out_w,
+ hkernel, 16, vkernel, 16, out_w, out_h, bd);
+
+ for (j = 0; j < out_w * out_h; ++j)
+ ASSERT_EQ(output[j], output2[j]) << "Pixel mismatch at index " << j
+ << " = (" << (j % out_w) << ", "
+ << (j / out_w) << ") on iteration " << i;
+ }
+ delete[] input;
+ delete[] output;
+ delete[] output2;
+}
+} // namespace AV1HighbdHiprecConvolve
+#endif // CONFIG_HIGHBITDEPTH
+} // namespace libaom_test
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