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/*
* Copyright (c) 2013 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 <math.h>
#include <stdlib.h>
#include <string.h>
#include "test/acm_random.h"
#include "test/clear_system_state.h"
#include "test/register_state_check.h"
#include "test/util.h"
#include "third_party/googletest/src/include/gtest/gtest.h"
extern "C" {
#include "./vpx_config.h"
#include "./vp8_rtcd.h"
#include "vpx/vpx_integer.h"
#include "vpx_mem/vpx_mem.h"
}
namespace {
typedef void (*sixtap_predict_fn_t)(uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
uint8_t *dst_ptr,
int dst_pitch);
typedef std::tr1::tuple<int, int, sixtap_predict_fn_t> sixtap_predict_param_t;
class SixtapPredictTest
: public ::testing::TestWithParam<sixtap_predict_param_t> {
public:
static void SetUpTestCase() {
src_ = reinterpret_cast<uint8_t*>(vpx_memalign(kDataAlignment, kSrcSize));
dst_ = reinterpret_cast<uint8_t*>(vpx_memalign(kDataAlignment, kDstSize));
dst_c_ = reinterpret_cast<uint8_t*>(vpx_memalign(kDataAlignment, kDstSize));
}
static void TearDownTestCase() {
vpx_free(src_);
src_ = NULL;
vpx_free(dst_);
dst_ = NULL;
vpx_free(dst_c_);
dst_c_ = NULL;
}
virtual void TearDown() {
libvpx_test::ClearSystemState();
}
protected:
// Make test arrays big enough for 16x16 functions. Six-tap filters
// need 5 extra pixels outside of the macroblock.
static const int kSrcStride = 21;
static const int kDstStride = 16;
static const int kDataAlignment = 16;
static const int kSrcSize = kSrcStride * kSrcStride + 1;
static const int kDstSize = kDstStride * kDstStride;
virtual void SetUp() {
width_ = GET_PARAM(0);
height_ = GET_PARAM(1);
sixtap_predict_ = GET_PARAM(2);
memset(src_, 0, kSrcSize);
memset(dst_, 0, kDstSize);
memset(dst_c_, 0, kDstSize);
}
int width_;
int height_;
sixtap_predict_fn_t sixtap_predict_;
// The src stores the macroblock we will filter on, and makes it 1 byte larger
// in order to test unaligned access. The result is stored in dst and dst_c(c
// reference code result).
static uint8_t* src_;
static uint8_t* dst_;
static uint8_t* dst_c_;
};
uint8_t* SixtapPredictTest::src_ = NULL;
uint8_t* SixtapPredictTest::dst_ = NULL;
uint8_t* SixtapPredictTest::dst_c_ = NULL;
TEST_P(SixtapPredictTest, TestWithPresetData) {
// Test input
static const uint8_t test_data[kSrcSize] = {
216, 184, 4, 191, 82, 92, 41, 0, 1, 226, 236, 172, 20, 182, 42, 226, 177,
79, 94, 77, 179, 203, 206, 198, 22, 192, 19, 75, 17, 192, 44, 233, 120,
48, 168, 203, 141, 210, 203, 143, 180, 184, 59, 201, 110, 102, 171, 32,
182, 10, 109, 105, 213, 60, 47, 236, 253, 67, 55, 14, 3, 99, 247, 124,
148, 159, 71, 34, 114, 19, 177, 38, 203, 237, 239, 58, 83, 155, 91, 10,
166, 201, 115, 124, 5, 163, 104, 2, 231, 160, 16, 234, 4, 8, 103, 153,
167, 174, 187, 26, 193, 109, 64, 141, 90, 48, 200, 174, 204, 36, 184,
114, 237, 43, 238, 242, 207, 86, 245, 182, 247, 6, 161, 251, 14, 8, 148,
182, 182, 79, 208, 120, 188, 17, 6, 23, 65, 206, 197, 13, 242, 126, 128,
224, 170, 110, 211, 121, 197, 200, 47, 188, 207, 208, 184, 221, 216, 76,
148, 143, 156, 100, 8, 89, 117, 14, 112, 183, 221, 54, 197, 208, 180, 69,
176, 94, 180, 131, 215, 121, 76, 7, 54, 28, 216, 238, 249, 176, 58, 142,
64, 215, 242, 72, 49, 104, 87, 161, 32, 52, 216, 230, 4, 141, 44, 181,
235, 224, 57, 195, 89, 134, 203, 144, 162, 163, 126, 156, 84, 185, 42,
148, 145, 29, 221, 194, 134, 52, 100, 166, 105, 60, 140, 110, 201, 184,
35, 181, 153, 93, 121, 243, 227, 68, 131, 134, 232, 2, 35, 60, 187, 77,
209, 76, 106, 174, 15, 241, 227, 115, 151, 77, 175, 36, 187, 121, 221,
223, 47, 118, 61, 168, 105, 32, 237, 236, 167, 213, 238, 202, 17, 170,
24, 226, 247, 131, 145, 6, 116, 117, 121, 11, 194, 41, 48, 126, 162, 13,
93, 209, 131, 154, 122, 237, 187, 103, 217, 99, 60, 200, 45, 78, 115, 69,
49, 106, 200, 194, 112, 60, 56, 234, 72, 251, 19, 120, 121, 182, 134, 215,
135, 10, 114, 2, 247, 46, 105, 209, 145, 165, 153, 191, 243, 12, 5, 36,
119, 206, 231, 231, 11, 32, 209, 83, 27, 229, 204, 149, 155, 83, 109, 35,
93, 223, 37, 84, 14, 142, 37, 160, 52, 191, 96, 40, 204, 101, 77, 67, 52,
53, 43, 63, 85, 253, 147, 113, 226, 96, 6, 125, 179, 115, 161, 17, 83,
198, 101, 98, 85, 139, 3, 137, 75, 99, 178, 23, 201, 255, 91, 253, 52,
134, 60, 138, 131, 208, 251, 101, 48, 2, 227, 228, 118, 132, 245, 202,
75, 91, 44, 160, 231, 47, 41, 50, 147, 220, 74, 92, 219, 165, 89, 16
};
// Expected result
static const uint8_t expected_dst[kDstSize] = {
117, 102, 74, 135, 42, 98, 175, 206, 70, 73, 222, 197, 50, 24, 39, 49, 38,
105, 90, 47, 169, 40, 171, 215, 200, 73, 109, 141, 53, 85, 177, 164, 79,
208, 124, 89, 212, 18, 81, 145, 151, 164, 217, 153, 91, 154, 102, 102,
159, 75, 164, 152, 136, 51, 213, 219, 186, 116, 193, 224, 186, 36, 231,
208, 84, 211, 155, 167, 35, 59, 42, 76, 216, 149, 73, 201, 78, 149, 184,
100, 96, 196, 189, 198, 188, 235, 195, 117, 129, 120, 129, 49, 25, 133,
113, 69, 221, 114, 70, 143, 99, 157, 108, 189, 140, 78, 6, 55, 65, 240,
255, 245, 184, 72, 90, 100, 116, 131, 39, 60, 234, 167, 33, 160, 88, 185,
200, 157, 159, 176, 127, 151, 138, 102, 168, 106, 170, 86, 82, 219, 189,
76, 33, 115, 197, 106, 96, 198, 136, 97, 141, 237, 151, 98, 137, 191,
185, 2, 57, 95, 142, 91, 255, 185, 97, 137, 76, 162, 94, 173, 131, 193,
161, 81, 106, 72, 135, 222, 234, 137, 66, 137, 106, 243, 210, 147, 95,
15, 137, 110, 85, 66, 16, 96, 167, 147, 150, 173, 203, 140, 118, 196,
84, 147, 160, 19, 95, 101, 123, 74, 132, 202, 82, 166, 12, 131, 166,
189, 170, 159, 85, 79, 66, 57, 152, 132, 203, 194, 0, 1, 56, 146, 180,
224, 156, 28, 83, 181, 79, 76, 80, 46, 160, 175, 59, 106, 43, 87, 75,
136, 85, 189, 46, 71, 200, 90
};
uint8_t *src = const_cast<uint8_t*>(test_data);
REGISTER_STATE_CHECK(sixtap_predict_(&src[kSrcStride * 2 + 2 + 1], kSrcStride,
2, 2, dst_, kDstStride));
for (int i = 0; i < height_; ++i)
for (int j = 0; j < width_; ++j)
ASSERT_EQ(expected_dst[i * kDstStride + j], dst_[i * kDstStride + j])
<< "i==" << (i * width_ + j);
}
using libvpx_test::ACMRandom;
TEST_P(SixtapPredictTest, TestWithRandomData) {
ACMRandom rnd(ACMRandom::DeterministicSeed());
for (int i = 0; i < kSrcSize; ++i)
src_[i] = rnd.Rand8();
// Run tests for all possible offsets.
for (int xoffset = 0; xoffset < 8; ++xoffset) {
for (int yoffset = 0; yoffset < 8; ++yoffset) {
// Call c reference function.
// Move start point to next pixel to test if the function reads
// unaligned data correctly.
vp8_sixtap_predict16x16_c(&src_[kSrcStride * 2 + 2 + 1], kSrcStride,
xoffset, yoffset, dst_c_, kDstStride);
// Run test.
REGISTER_STATE_CHECK(
sixtap_predict_(&src_[kSrcStride * 2 + 2 + 1], kSrcStride,
xoffset, yoffset, dst_, kDstStride));
for (int i = 0; i < height_; ++i)
for (int j = 0; j < width_; ++j)
ASSERT_EQ(dst_c_[i * kDstStride + j], dst_[i * kDstStride + j])
<< "i==" << (i * width_ + j);
}
}
}
using std::tr1::make_tuple;
const sixtap_predict_fn_t sixtap_16x16_c = vp8_sixtap_predict16x16_c;
const sixtap_predict_fn_t sixtap_8x8_c = vp8_sixtap_predict8x8_c;
const sixtap_predict_fn_t sixtap_8x4_c = vp8_sixtap_predict8x4_c;
const sixtap_predict_fn_t sixtap_4x4_c = vp8_sixtap_predict4x4_c;
INSTANTIATE_TEST_CASE_P(
C, SixtapPredictTest, ::testing::Values(
make_tuple(16, 16, sixtap_16x16_c),
make_tuple(8, 8, sixtap_8x8_c),
make_tuple(8, 4, sixtap_8x4_c),
make_tuple(4, 4, sixtap_4x4_c)));
#if HAVE_MMX
const sixtap_predict_fn_t sixtap_16x16_mmx = vp8_sixtap_predict16x16_mmx;
const sixtap_predict_fn_t sixtap_8x8_mmx = vp8_sixtap_predict8x8_mmx;
const sixtap_predict_fn_t sixtap_8x4_mmx = vp8_sixtap_predict8x4_mmx;
const sixtap_predict_fn_t sixtap_4x4_mmx = vp8_sixtap_predict4x4_mmx;
INSTANTIATE_TEST_CASE_P(
MMX, SixtapPredictTest, ::testing::Values(
make_tuple(16, 16, sixtap_16x16_mmx),
make_tuple(8, 8, sixtap_8x8_mmx),
make_tuple(8, 4, sixtap_8x4_mmx),
make_tuple(4, 4, sixtap_4x4_mmx)));
#endif
#if HAVE_SSE2
const sixtap_predict_fn_t sixtap_16x16_sse2 = vp8_sixtap_predict16x16_sse2;
const sixtap_predict_fn_t sixtap_8x8_sse2 = vp8_sixtap_predict8x8_sse2;
const sixtap_predict_fn_t sixtap_8x4_sse2 = vp8_sixtap_predict8x4_sse2;
INSTANTIATE_TEST_CASE_P(
SSE2, SixtapPredictTest, ::testing::Values(
make_tuple(16, 16, sixtap_16x16_sse2),
make_tuple(8, 8, sixtap_8x8_sse2),
make_tuple(8, 4, sixtap_8x4_sse2)));
#endif
#if HAVE_SSSE3
const sixtap_predict_fn_t sixtap_16x16_ssse3 = vp8_sixtap_predict16x16_ssse3;
const sixtap_predict_fn_t sixtap_8x8_ssse3 = vp8_sixtap_predict8x8_ssse3;
const sixtap_predict_fn_t sixtap_8x4_ssse3 = vp8_sixtap_predict8x4_ssse3;
const sixtap_predict_fn_t sixtap_4x4_ssse3 = vp8_sixtap_predict4x4_ssse3;
INSTANTIATE_TEST_CASE_P(
SSSE3, SixtapPredictTest, ::testing::Values(
make_tuple(16, 16, sixtap_16x16_ssse3),
make_tuple(8, 8, sixtap_8x8_ssse3),
make_tuple(8, 4, sixtap_8x4_ssse3),
make_tuple(4, 4, sixtap_4x4_ssse3)));
#endif
} // namespace
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