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partial fdct test

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Test the _1 variant of the fdct, which simply sums the block and applies
a modifying shift based on the block size.

BUG=webm:1424

Change-Id: Ic80d6008abba0c596b575fa0484d5b5855321468
This commit is contained in:
Johann 2017-06-22 17:12:27 -07:00 committed by Johann Koenig
parent 794a5ad713
commit 5ac88162b9
6 changed files with 156 additions and 158 deletions
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77
test/dct16x16_test.cc
View File

@ -744,66 +744,6 @@ TEST_P(InvTrans16x16DCT, CompareReference) {
CompareInvReference(ref_txfm_, thresh_);
}
class PartialTrans16x16Test : public ::testing::TestWithParam<
std::tr1::tuple<FdctFunc, vpx_bit_depth_t> > {
public:
virtual ~PartialTrans16x16Test() {}
virtual void SetUp() {
fwd_txfm_ = GET_PARAM(0);
bit_depth_ = GET_PARAM(1);
}
virtual void TearDown() { libvpx_test::ClearSystemState(); }
protected:
vpx_bit_depth_t bit_depth_;
FdctFunc fwd_txfm_;
};
TEST_P(PartialTrans16x16Test, Extremes) {
#if CONFIG_VP9_HIGHBITDEPTH
const int16_t maxval =
static_cast<int16_t>(clip_pixel_highbd(1 << 30, bit_depth_));
#else
const int16_t maxval = 255;
#endif
const int minval = -maxval;
DECLARE_ALIGNED(16, int16_t, input[kNumCoeffs]);
DECLARE_ALIGNED(16, tran_low_t, output[kNumCoeffs]);
for (int i = 0; i < kNumCoeffs; ++i) input[i] = maxval;
output[0] = 0;
ASM_REGISTER_STATE_CHECK(fwd_txfm_(input, output, 16));
EXPECT_EQ((maxval * kNumCoeffs) >> 1, output[0]);
for (int i = 0; i < kNumCoeffs; ++i) input[i] = minval;
output[0] = 0;
ASM_REGISTER_STATE_CHECK(fwd_txfm_(input, output, 16));
EXPECT_EQ((minval * kNumCoeffs) >> 1, output[0]);
}
TEST_P(PartialTrans16x16Test, Random) {
#if CONFIG_VP9_HIGHBITDEPTH
const int16_t maxval =
static_cast<int16_t>(clip_pixel_highbd(1 << 30, bit_depth_));
#else
const int16_t maxval = 255;
#endif
DECLARE_ALIGNED(16, int16_t, input[kNumCoeffs]);
DECLARE_ALIGNED(16, tran_low_t, output[kNumCoeffs]);
ACMRandom rnd(ACMRandom::DeterministicSeed());
int sum = 0;
for (int i = 0; i < kNumCoeffs; ++i) {
const int val = (i & 1) ? -rnd(maxval + 1) : rnd(maxval + 1);
input[i] = val;
sum += val;
}
output[0] = 0;
ASM_REGISTER_STATE_CHECK(fwd_txfm_(input, output, 16));
EXPECT_EQ(sum >> 1, output[0]);
}
using std::tr1::make_tuple;
#if CONFIG_VP9_HIGHBITDEPTH
@ -836,11 +776,6 @@ INSTANTIATE_TEST_CASE_P(
make_tuple(&vp9_fht16x16_c, &vp9_iht16x16_256_add_c, 1, VPX_BITS_8),
make_tuple(&vp9_fht16x16_c, &vp9_iht16x16_256_add_c, 2, VPX_BITS_8),
make_tuple(&vp9_fht16x16_c, &vp9_iht16x16_256_add_c, 3, VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(
C, PartialTrans16x16Test,
::testing::Values(make_tuple(&vpx_highbd_fdct16x16_1_c, VPX_BITS_8),
make_tuple(&vpx_highbd_fdct16x16_1_c, VPX_BITS_10),
make_tuple(&vpx_highbd_fdct16x16_1_c, VPX_BITS_12)));
#else
INSTANTIATE_TEST_CASE_P(
C, Trans16x16HT,
@ -849,9 +784,6 @@ INSTANTIATE_TEST_CASE_P(
make_tuple(&vp9_fht16x16_c, &vp9_iht16x16_256_add_c, 1, VPX_BITS_8),
make_tuple(&vp9_fht16x16_c, &vp9_iht16x16_256_add_c, 2, VPX_BITS_8),
make_tuple(&vp9_fht16x16_c, &vp9_iht16x16_256_add_c, 3, VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(C, PartialTrans16x16Test,
::testing::Values(make_tuple(&vpx_fdct16x16_1_c,
VPX_BITS_8)));
#endif // CONFIG_VP9_HIGHBITDEPTH
#if HAVE_NEON && !CONFIG_EMULATE_HARDWARE
@ -876,9 +808,6 @@ INSTANTIATE_TEST_CASE_P(
2, VPX_BITS_8),
make_tuple(&vp9_fht16x16_sse2, &vp9_iht16x16_256_add_sse2,
3, VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(SSE2, PartialTrans16x16Test,
::testing::Values(make_tuple(&vpx_fdct16x16_1_sse2,
VPX_BITS_8)));
#endif // HAVE_SSE2 && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
#if HAVE_SSE2 && CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
@ -913,9 +842,6 @@ INSTANTIATE_TEST_CASE_P(
&idct16x16_10_add_12_sse2, 3167, VPX_BITS_12),
make_tuple(&idct16x16_12, &idct16x16_256_add_12_sse2,
3167, VPX_BITS_12)));
INSTANTIATE_TEST_CASE_P(SSE2, PartialTrans16x16Test,
::testing::Values(make_tuple(&vpx_fdct16x16_1_sse2,
VPX_BITS_8)));
#endif // HAVE_SSE2 && CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
#if HAVE_MSA && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
@ -931,8 +857,5 @@ INSTANTIATE_TEST_CASE_P(
make_tuple(&vp9_fht16x16_msa, &vp9_iht16x16_256_add_msa, 2, VPX_BITS_8),
make_tuple(&vp9_fht16x16_msa, &vp9_iht16x16_256_add_msa, 3,
VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(MSA, PartialTrans16x16Test,
::testing::Values(make_tuple(&vpx_fdct16x16_1_msa,
VPX_BITS_8)));
#endif // HAVE_MSA && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
} // namespace

78
test/dct32x32_test.cc
View File

@ -292,67 +292,6 @@ TEST_P(Trans32x32Test, InverseAccuracy) {
}
}
class PartialTrans32x32Test
: public ::testing::TestWithParam<
std::tr1::tuple<FwdTxfmFunc, vpx_bit_depth_t> > {
public:
virtual ~PartialTrans32x32Test() {}
virtual void SetUp() {
fwd_txfm_ = GET_PARAM(0);
bit_depth_ = GET_PARAM(1);
}
virtual void TearDown() { libvpx_test::ClearSystemState(); }
protected:
vpx_bit_depth_t bit_depth_;
FwdTxfmFunc fwd_txfm_;
};
TEST_P(PartialTrans32x32Test, Extremes) {
#if CONFIG_VP9_HIGHBITDEPTH
const int16_t maxval =
static_cast<int16_t>(clip_pixel_highbd(1 << 30, bit_depth_));
#else
const int16_t maxval = 255;
#endif
const int minval = -maxval;
DECLARE_ALIGNED(16, int16_t, input[kNumCoeffs]);
DECLARE_ALIGNED(16, tran_low_t, output[kNumCoeffs]);
for (int i = 0; i < kNumCoeffs; ++i) input[i] = maxval;
output[0] = 0;
ASM_REGISTER_STATE_CHECK(fwd_txfm_(input, output, 32));
EXPECT_EQ((maxval * kNumCoeffs) >> 3, output[0]);
for (int i = 0; i < kNumCoeffs; ++i) input[i] = minval;
output[0] = 0;
ASM_REGISTER_STATE_CHECK(fwd_txfm_(input, output, 32));
EXPECT_EQ((minval * kNumCoeffs) >> 3, output[0]);
}
TEST_P(PartialTrans32x32Test, Random) {
#if CONFIG_VP9_HIGHBITDEPTH
const int16_t maxval =
static_cast<int16_t>(clip_pixel_highbd(1 << 30, bit_depth_));
#else
const int16_t maxval = 255;
#endif
DECLARE_ALIGNED(16, int16_t, input[kNumCoeffs]);
DECLARE_ALIGNED(16, tran_low_t, output[kNumCoeffs]);
ACMRandom rnd(ACMRandom::DeterministicSeed());
int sum = 0;
for (int i = 0; i < kNumCoeffs; ++i) {
const int val = (i & 1) ? -rnd(maxval + 1) : rnd(maxval + 1);
input[i] = val;
sum += val;
}
output[0] = 0;
ASM_REGISTER_STATE_CHECK(fwd_txfm_(input, output, 32));
EXPECT_EQ(sum >> 3, output[0]);
}
using std::tr1::make_tuple;
#if CONFIG_VP9_HIGHBITDEPTH
@ -366,11 +305,6 @@ INSTANTIATE_TEST_CASE_P(
make_tuple(&vpx_fdct32x32_c, &vpx_idct32x32_1024_add_c, 0, VPX_BITS_8),
make_tuple(&vpx_fdct32x32_rd_c, &vpx_idct32x32_1024_add_c, 1,
VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(
C, PartialTrans32x32Test,
::testing::Values(make_tuple(&vpx_highbd_fdct32x32_1_c, VPX_BITS_8),
make_tuple(&vpx_highbd_fdct32x32_1_c, VPX_BITS_10),
make_tuple(&vpx_highbd_fdct32x32_1_c, VPX_BITS_12)));
#else
INSTANTIATE_TEST_CASE_P(
C, Trans32x32Test,
@ -378,9 +312,6 @@ INSTANTIATE_TEST_CASE_P(
VPX_BITS_8),
make_tuple(&vpx_fdct32x32_rd_c, &vpx_idct32x32_1024_add_c,
1, VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(C, PartialTrans32x32Test,
::testing::Values(make_tuple(&vpx_fdct32x32_1_c,
VPX_BITS_8)));
#endif // CONFIG_VP9_HIGHBITDEPTH
#if HAVE_NEON && !CONFIG_EMULATE_HARDWARE
@ -399,9 +330,6 @@ INSTANTIATE_TEST_CASE_P(
&vpx_idct32x32_1024_add_sse2, 0, VPX_BITS_8),
make_tuple(&vpx_fdct32x32_rd_sse2,
&vpx_idct32x32_1024_add_sse2, 1, VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(SSE2, PartialTrans32x32Test,
::testing::Values(make_tuple(&vpx_fdct32x32_1_sse2,
VPX_BITS_8)));
#endif // HAVE_SSE2 && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
#if HAVE_SSE2 && CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
@ -418,9 +346,6 @@ INSTANTIATE_TEST_CASE_P(
VPX_BITS_8),
make_tuple(&vpx_fdct32x32_rd_sse2, &vpx_idct32x32_1024_add_c, 1,
VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(SSE2, PartialTrans32x32Test,
::testing::Values(make_tuple(&vpx_fdct32x32_1_sse2,
VPX_BITS_8)));
#endif // HAVE_SSE2 && CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
#if HAVE_AVX2 && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
@ -439,8 +364,5 @@ INSTANTIATE_TEST_CASE_P(
&vpx_idct32x32_1024_add_msa, 0, VPX_BITS_8),
make_tuple(&vpx_fdct32x32_rd_msa,
&vpx_idct32x32_1024_add_msa, 1, VPX_BITS_8)));
INSTANTIATE_TEST_CASE_P(MSA, PartialTrans32x32Test,
::testing::Values(make_tuple(&vpx_fdct32x32_1_msa,
VPX_BITS_8)));
#endif // HAVE_MSA && !CONFIG_VP9_HIGHBITDEPTH && !CONFIG_EMULATE_HARDWARE
} // namespace

154
test/dct_partial_test.cc Normal file
View File

@ -0,0 +1,154 @@
/*
* Copyright (c) 2017 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 <limits>
#include "third_party/googletest/src/include/gtest/gtest.h"
#include "./vpx_dsp_rtcd.h"
#include "test/acm_random.h"
#include "test/buffer.h"
#include "test/clear_system_state.h"
#include "test/register_state_check.h"
#include "test/util.h"
#include "vpx/vpx_codec.h"
#include "vpx/vpx_integer.h"
#include "vpx_dsp/vpx_dsp_common.h"
using libvpx_test::ACMRandom;
using libvpx_test::Buffer;
using std::tr1::tuple;
using std::tr1::make_tuple;
namespace {
typedef void (*PartialFdctFunc)(const int16_t *in, tran_low_t *out, int stride);
typedef tuple<PartialFdctFunc, int /* size */, vpx_bit_depth_t>
PartialFdctParam;
tran_low_t partial_fdct_ref(const Buffer<int16_t> &in, int size) {
int64_t sum = 0;
for (int y = 0; y < size; ++y) {
for (int x = 0; x < size; ++x) {
sum += in.TopLeftPixel()[y * in.stride() + x];
}
}
switch (size) {
case 4: sum <<= 1; break;
case 8: /*sum = sum;*/ break;
case 16: sum >>= 1; break;
case 32: sum >>= 3; break;
}
return static_cast<tran_low_t>(sum);
}
class PartialFdctTest : public ::testing::TestWithParam<PartialFdctParam> {
public:
PartialFdctTest() {
fwd_txfm_ = GET_PARAM(0);
size_ = GET_PARAM(1);
bit_depth_ = GET_PARAM(2);
}
virtual void TearDown() { libvpx_test::ClearSystemState(); }
protected:
void RunTest() {
ACMRandom rnd(ACMRandom::DeterministicSeed());
const int16_t maxvalue =
clip_pixel_highbd(std::numeric_limits<int16_t>::max(), bit_depth_);
const int16_t minvalue = -maxvalue;
Buffer<int16_t> input_block =
Buffer<int16_t>(size_, size_, 8, size_ == 4 ? 0 : 16);
ASSERT_TRUE(input_block.Init());
Buffer<tran_low_t> output_block = Buffer<tran_low_t>(size_, size_, 0, 16);
ASSERT_TRUE(output_block.Init());
for (int i = 0; i < 100; ++i) {
if (i == 0) {
input_block.Set(maxvalue);
} else if (i == 1) {
input_block.Set(minvalue);
} else {
for (int y = 0; y < size_; ++y) {
for (int x = 0; x < size_; ++x) {
input_block.TopLeftPixel()[y * input_block.stride() + x] =
clamp((rnd.Rand16() - rnd.Rand16()), minvalue, maxvalue);
}
}
}
ASM_REGISTER_STATE_CHECK(fwd_txfm_(input_block.TopLeftPixel(),
output_block.TopLeftPixel(),
input_block.stride()));
EXPECT_EQ(partial_fdct_ref(input_block, size_),
output_block.TopLeftPixel()[0]);
}
}
PartialFdctFunc fwd_txfm_;
vpx_bit_depth_t bit_depth_;
int size_;
};
TEST_P(PartialFdctTest, PartialFdctTest) { RunTest(); }
#if CONFIG_VP9_HIGHBITDEPTH
INSTANTIATE_TEST_CASE_P(
C, PartialFdctTest,
::testing::Values(make_tuple(&vpx_highbd_fdct32x32_1_c, 32, VPX_BITS_12),
make_tuple(&vpx_highbd_fdct32x32_1_c, 32, VPX_BITS_10),
make_tuple(&vpx_fdct32x32_1_c, 32, VPX_BITS_8),
make_tuple(&vpx_highbd_fdct16x16_1_c, 16, VPX_BITS_12),
make_tuple(&vpx_highbd_fdct16x16_1_c, 16, VPX_BITS_10),
make_tuple(&vpx_fdct16x16_1_c, 16, VPX_BITS_8),
make_tuple(&vpx_highbd_fdct8x8_1_c, 8, VPX_BITS_12),
make_tuple(&vpx_highbd_fdct8x8_1_c, 8, VPX_BITS_10),
make_tuple(&vpx_fdct8x8_1_c, 8, VPX_BITS_8),
make_tuple(&vpx_fdct4x4_1_c, 4, VPX_BITS_8)));
#else
INSTANTIATE_TEST_CASE_P(
C, PartialFdctTest,
::testing::Values(make_tuple(&vpx_fdct32x32_1_c, 32, VPX_BITS_8),
make_tuple(&vpx_fdct16x16_1_c, 16, VPX_BITS_8),
make_tuple(&vpx_fdct8x8_1_c, 8, VPX_BITS_8),
make_tuple(&vpx_fdct4x4_1_c, 4, VPX_BITS_8)));
#endif // CONFIG_VP9_HIGHBITDEPTH
#if HAVE_SSE2
INSTANTIATE_TEST_CASE_P(
SSE2, PartialFdctTest,
::testing::Values(make_tuple(&vpx_fdct32x32_1_sse2, 32, VPX_BITS_8),
make_tuple(&vpx_fdct16x16_1_sse2, 16, VPX_BITS_8),
make_tuple(&vpx_fdct8x8_1_sse2, 8, VPX_BITS_8),
make_tuple(&vpx_fdct4x4_1_sse2, 4, VPX_BITS_8)));
#endif // HAVE_SSE2
#if HAVE_NEON
INSTANTIATE_TEST_CASE_P(NEON, PartialFdctTest,
::testing::Values(make_tuple(&vpx_fdct8x8_1_neon, 8,
VPX_BITS_8)));
#endif // HAVE_NEON
#if HAVE_MSA && !CONFIG_VP9_HIGHBITDEPTH
INSTANTIATE_TEST_CASE_P(
MSA, PartialFdctTest,
::testing::Values(make_tuple(&vpx_fdct32x32_1_msa, 32, VPX_BITS_8),
make_tuple(&vpx_fdct16x16_1_msa, 16, VPX_BITS_8),
make_tuple(&vpx_fdct8x8_1_msa, 8, VPX_BITS_8)));
#endif // HAVE_MSA && !CONFIG_VP9_HIGHBITDEPTH
} // namespace

1
test/test.mk
View File

@ -154,6 +154,7 @@ LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += avg_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += comp_avg_pred_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += dct16x16_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += dct32x32_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += dct_partial_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += dct_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += fdct8x8_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += hadamard_test.cc

2
vpx_dsp/vpx_dsp_common.h
View File

@ -55,7 +55,6 @@ static INLINE double fclamp(double value, double low, double high) {
return value < low ? low : (value > high ? high : value);
}
#if CONFIG_VP9_HIGHBITDEPTH
static INLINE uint16_t clip_pixel_highbd(int val, int bd) {
switch (bd) {
case 8:
@ -64,7 +63,6 @@ static INLINE uint16_t clip_pixel_highbd(int val, int bd) {
case 12: return (uint16_t)clamp(val, 0, 4095);
}
}
#endif // CONFIG_VP9_HIGHBITDEPTH
#ifdef __cplusplus
} // extern "C"

2
vpx_dsp/vpx_dsp_rtcd_defs.pl
View File

@ -493,7 +493,7 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
specialize qw/vpx_fdct8x8 neon sse2/;
add_proto qw/void vpx_fdct8x8_1/, "const int16_t *input, tran_low_t *output, int stride";
specialize qw/vpx_fdct8x8_1 neon sse2/;
specialize qw/vpx_fdct8x8_1 neon sse2 msa/;
add_proto qw/void vpx_fdct16x16/, "const int16_t *input, tran_low_t *output, int stride";
specialize qw/vpx_fdct16x16 neon sse2/;