test/blend_a64_mask_test.cc - webm/libvpx - Git at Google

 /*
  *  Copyright (c) 2016 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 "third_party/googletest/src/include/gtest/gtest.h"
 #include "test/register_state_check.h"

 #include "test/function_equivalence_test.h"

 #include "./vpx_config.h"
 #include "./vpx_dsp_rtcd.h"
 #include "vpx/vpx_integer.h"

 #include "./vp10_rtcd.h"

 #include "vp10/common/enums.h"

 #include "vpx_dsp/blend.h"

 using libvpx_test::FunctionEquivalenceTest;

 namespace {

 template<typename F, typename T>
 class BlendA64MaskTest : public FunctionEquivalenceTest<F> {
  protected:
   static const int kIterations = 10000;
   static const int kMaxWidth = MAX_SB_SIZE * 5;  // * 5 to cover longer strides
   static const int kMaxHeight = MAX_SB_SIZE;
   static const int kBufSize = kMaxWidth * kMaxHeight;
   static const int kMaxMaskWidth = 2 * MAX_SB_SIZE;
   static const int kMaxMaskSize = kMaxMaskWidth * kMaxMaskWidth;

   virtual ~BlendA64MaskTest() {}

   virtual void Execute(const T *p_src0, const T *p_src1) = 0;

   void Common() {
     w_ = 1 << this->rng_(MAX_SB_SIZE_LOG2 + 1);
     h_ = 1 << this->rng_(MAX_SB_SIZE_LOG2 + 1);

     subx_ = this->rng_(2);
     suby_ = this->rng_(2);

     dst_offset_ = this->rng_(33);
     dst_stride_ = this->rng_(kMaxWidth + 1 - w_) + w_;

     src0_offset_ = this->rng_(33);
     src0_stride_ = this->rng_(kMaxWidth + 1 - w_) + w_;

     src1_offset_ = this->rng_(33);
     src1_stride_ = this->rng_(kMaxWidth + 1 - w_) + w_;

     mask_stride_ = this->rng_(kMaxWidth + 1 - w_ * (subx_ ? 2 : 1)) +
                    w_ * (subx_ ? 2 : 1);

     T *p_src0;
     T *p_src1;

     switch (this->rng_(3)) {
       case 0:   // Separate sources
         p_src0 = src0_;
         p_src1 = src1_;
         break;
       case 1:   // src0 == dst
         p_src0 = dst_tst_;
         src0_stride_ = dst_stride_;
         src0_offset_ = dst_offset_;
         p_src1 = src1_;
         break;
       case 2:   // src1 == dst
         p_src0 = src0_;
         p_src1 = dst_tst_;
         src1_stride_ = dst_stride_;
         src1_offset_ = dst_offset_;
         break;
       default:
         FAIL();
     }

     Execute(p_src0, p_src1);

     for (int r = 0 ; r < h_ ; ++r) {
       for (int c = 0 ; c < w_ ; ++c) {
         ASSERT_EQ(dst_ref_[dst_offset_ + r * dst_stride_ + c],
                   dst_tst_[dst_offset_ + r * dst_stride_ + c]);
       }
     }
   }

   T dst_ref_[kBufSize];
   T dst_tst_[kBufSize];
   size_t dst_stride_;
   size_t dst_offset_;

   T src0_[kBufSize];
   size_t src0_stride_;
   size_t src0_offset_;

   T src1_[kBufSize];
   size_t src1_stride_;
   size_t src1_offset_;

   uint8_t mask_[kMaxMaskSize];
   size_t mask_stride_;

   int w_;
   int h_;

   bool suby_;
   bool subx_;
 };

 //////////////////////////////////////////////////////////////////////////////
 // 8 bit version
 //////////////////////////////////////////////////////////////////////////////

 typedef void (*F8B)(uint8_t *dst, uint32_t dst_stride,
                     const uint8_t *src0, uint32_t src0_stride,
                     const uint8_t *src1, uint32_t src1_stride,
                     const uint8_t *mask, uint32_t mask_stride,
                     int h, int w, int suby, int subx);
 typedef libvpx_test::FuncParam<F8B> TestFuncs;

 class BlendA64MaskTest8B : public BlendA64MaskTest<F8B, uint8_t> {
  protected:
   void Execute(const uint8_t *p_src0, const uint8_t *p_src1) {
     params_.ref_func(dst_ref_ + dst_offset_, dst_stride_,
                      p_src0 + src0_offset_, src0_stride_,
                      p_src1 + src1_offset_, src1_stride_,
                      mask_, kMaxMaskWidth, h_, w_, suby_, subx_);
     ASM_REGISTER_STATE_CHECK(
         params_.tst_func(dst_tst_ + dst_offset_, dst_stride_,
                          p_src0 + src0_offset_, src0_stride_,
                          p_src1 + src1_offset_, src1_stride_,
                          mask_, kMaxMaskWidth, h_, w_, suby_, subx_));
   }
 };

 TEST_P(BlendA64MaskTest8B, RandomValues) {
   for (int iter = 0 ; iter < kIterations && !HasFatalFailure(); ++iter) {
     for (int i = 0 ; i < kBufSize ; ++i) {
       dst_ref_[i] = rng_.Rand8();
       dst_tst_[i] = rng_.Rand8();

       src0_[i] = rng_.Rand8();
       src1_[i] = rng_.Rand8();
     }

     for (int i = 0 ; i < kMaxMaskSize ; ++i)
       mask_[i] = rng_(VPX_BLEND_A64_MAX_ALPHA + 1);

     Common();
   }
 }

 TEST_P(BlendA64MaskTest8B, ExtremeValues) {
   for (int iter = 0 ; iter < kIterations && !HasFatalFailure(); ++iter) {
     for (int i = 0 ; i < kBufSize ; ++i) {
       dst_ref_[i] = rng_(2) + 254;
       dst_tst_[i] = rng_(2) + 254;
       src0_[i] = rng_(2) + 254;
       src1_[i] = rng_(2) + 254;
     }

     for (int i = 0 ; i < kMaxMaskSize ; ++i)
       mask_[i] = rng_(2) + VPX_BLEND_A64_MAX_ALPHA - 1;

     Common();
   }
 }

 #if HAVE_SSE4_1
 INSTANTIATE_TEST_CASE_P(
   SSE4_1_C_COMPARE, BlendA64MaskTest8B,
   ::testing::Values(
       TestFuncs(vpx_blend_a64_mask_c, vpx_blend_a64_mask_sse4_1)));
 #endif  // HAVE_SSE4_1

 #if CONFIG_VPX_HIGHBITDEPTH
 //////////////////////////////////////////////////////////////////////////////
 // High bit-depth version
 //////////////////////////////////////////////////////////////////////////////

 typedef void (*FHBD)(uint8_t *dst, uint32_t dst_stride,
                      const uint8_t *src0, uint32_t src0_stride,
                      const uint8_t *src1, uint32_t src1_stride,
                      const uint8_t *mask, uint32_t mask_stride,
                      int h, int w, int suby, int subx, int bd);
 typedef libvpx_test::FuncParam<FHBD> TestFuncsHBD;

 class BlendA64MaskTestHBD : public BlendA64MaskTest<FHBD, uint16_t> {
  protected:
   void Execute(const uint16_t *p_src0, const uint16_t *p_src1) {
     params_.ref_func(CONVERT_TO_BYTEPTR(dst_ref_ + dst_offset_), dst_stride_,
                      CONVERT_TO_BYTEPTR(p_src0 + src0_offset_), src0_stride_,
                      CONVERT_TO_BYTEPTR(p_src1 + src1_offset_), src1_stride_,
                      mask_, kMaxMaskWidth, h_, w_, suby_, subx_, bit_depth_);
     ASM_REGISTER_STATE_CHECK(params_.tst_func(
         CONVERT_TO_BYTEPTR(dst_tst_ + dst_offset_), dst_stride_,
         CONVERT_TO_BYTEPTR(p_src0 + src0_offset_), src0_stride_,
         CONVERT_TO_BYTEPTR(p_src1 + src1_offset_), src1_stride_,
         mask_, kMaxMaskWidth, h_, w_, suby_, subx_, bit_depth_));
   }

   int bit_depth_;
 };

 TEST_P(BlendA64MaskTestHBD, RandomValues) {
   for (int iter = 0 ; iter < kIterations && !HasFatalFailure(); ++iter) {
     switch (rng_(3)) {
     case 0:
       bit_depth_ = 8;
       break;
     case 1:
       bit_depth_ = 10;
       break;
     default:
       bit_depth_ = 12;
       break;
     }

     const int hi = 1 << bit_depth_;

     for (int i = 0 ; i < kBufSize ; ++i) {
       dst_ref_[i] = rng_(hi);
       dst_tst_[i] = rng_(hi);
       src0_[i] = rng_(hi);
       src1_[i] = rng_(hi);
     }

     for (int i = 0 ; i < kMaxMaskSize ; ++i)
       mask_[i] = rng_(VPX_BLEND_A64_MAX_ALPHA + 1);

     Common();
   }
 }

 TEST_P(BlendA64MaskTestHBD, ExtremeValues) {
   for (int iter = 0 ; iter < 1000 && !HasFatalFailure(); ++iter) {
     switch (rng_(3)) {
     case 0:
       bit_depth_ = 8;
       break;
     case 1:
       bit_depth_ = 10;
       break;
     default:
       bit_depth_ = 12;
       break;
     }

     const int hi = 1 << bit_depth_;
     const int lo = hi - 2;

     for (int i = 0 ; i < kBufSize ; ++i) {
       dst_ref_[i] = rng_(hi - lo) + lo;
       dst_tst_[i] = rng_(hi - lo) + lo;
       src0_[i] = rng_(hi - lo) + lo;
       src1_[i] = rng_(hi - lo) + lo;
     }

     for (int i = 0 ; i < kMaxMaskSize ; ++i)
       mask_[i] = rng_(2) + VPX_BLEND_A64_MAX_ALPHA - 1;

     Common();
   }
 }

 #if HAVE_SSE4_1
 INSTANTIATE_TEST_CASE_P(
   SSE4_1_C_COMPARE, BlendA64MaskTestHBD,
   ::testing::Values(
       TestFuncsHBD(vpx_highbd_blend_a64_mask_c,
                    vpx_highbd_blend_a64_mask_sse4_1)));
 #endif  // HAVE_SSE4_1
 #endif  // CONFIG_VPX_HIGHBITDEPTH
 }  // namespace
	/*
	* Copyright (c) 2016 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 "third_party/googletest/src/include/gtest/gtest.h"
	#include "test/register_state_check.h"

	#include "test/function_equivalence_test.h"

	#include "./vpx_config.h"
	#include "./vpx_dsp_rtcd.h"
	#include "vpx/vpx_integer.h"

	#include "./vp10_rtcd.h"

	#include "vp10/common/enums.h"

	#include "vpx_dsp/blend.h"

	using libvpx_test::FunctionEquivalenceTest;

	namespace {

	template<typename F, typename T>
	class BlendA64MaskTest : public FunctionEquivalenceTest<F> {
	protected:
	static const int kIterations = 10000;
	static const int kMaxWidth = MAX_SB_SIZE * 5; // * 5 to cover longer strides
	static const int kMaxHeight = MAX_SB_SIZE;
	static const int kBufSize = kMaxWidth * kMaxHeight;
	static const int kMaxMaskWidth = 2 * MAX_SB_SIZE;
	static const int kMaxMaskSize = kMaxMaskWidth * kMaxMaskWidth;

	virtual ~BlendA64MaskTest() {}

	virtual void Execute(const T p_src0, const T p_src1) = 0;

	void Common() {
	w_ = 1 << this->rng_(MAX_SB_SIZE_LOG2 + 1);
	h_ = 1 << this->rng_(MAX_SB_SIZE_LOG2 + 1);

	subx_ = this->rng_(2);
	suby_ = this->rng_(2);

	dst_offset_ = this->rng_(33);
	dst_stride_ = this->rng_(kMaxWidth + 1 - w_) + w_;

	src0_offset_ = this->rng_(33);
	src0_stride_ = this->rng_(kMaxWidth + 1 - w_) + w_;

	src1_offset_ = this->rng_(33);
	src1_stride_ = this->rng_(kMaxWidth + 1 - w_) + w_;

	mask_stride_ = this->rng_(kMaxWidth + 1 - w_ * (subx_ ? 2 : 1)) +
	w_ * (subx_ ? 2 : 1);

	T *p_src0;
	T *p_src1;

	switch (this->rng_(3)) {
	case 0: // Separate sources
	p_src0 = src0_;
	p_src1 = src1_;
	break;
	case 1: // src0 == dst
	p_src0 = dst_tst_;
	src0_stride_ = dst_stride_;
	src0_offset_ = dst_offset_;
	p_src1 = src1_;
	break;
	case 2: // src1 == dst
	p_src0 = src0_;
	p_src1 = dst_tst_;
	src1_stride_ = dst_stride_;
	src1_offset_ = dst_offset_;
	break;
	default:
	FAIL();
	}

	Execute(p_src0, p_src1);

	for (int r = 0 ; r < h_ ; ++r) {
	for (int c = 0 ; c < w_ ; ++c) {
	ASSERT_EQ(dst_ref_[dst_offset_ + r * dst_stride_ + c],
	dst_tst_[dst_offset_ + r * dst_stride_ + c]);
	}
	}
	}

	T dst_ref_[kBufSize];
	T dst_tst_[kBufSize];
	size_t dst_stride_;
	size_t dst_offset_;

	T src0_[kBufSize];
	size_t src0_stride_;
	size_t src0_offset_;

	T src1_[kBufSize];
	size_t src1_stride_;
	size_t src1_offset_;

	uint8_t mask_[kMaxMaskSize];
	size_t mask_stride_;

	int w_;
	int h_;

	bool suby_;
	bool subx_;
	};

	//////////////////////////////////////////////////////////////////////////////
	// 8 bit version
	//////////////////////////////////////////////////////////////////////////////

	typedef void (F8B)(uint8_t dst, uint32_t dst_stride,
	const uint8_t *src0, uint32_t src0_stride,
	const uint8_t *src1, uint32_t src1_stride,
	const uint8_t *mask, uint32_t mask_stride,
	int h, int w, int suby, int subx);
	typedef libvpx_test::FuncParam<F8B> TestFuncs;

	class BlendA64MaskTest8B : public BlendA64MaskTest<F8B, uint8_t> {
	protected:
	void Execute(const uint8_t p_src0, const uint8_t p_src1) {
	params_.ref_func(dst_ref_ + dst_offset_, dst_stride_,
	p_src0 + src0_offset_, src0_stride_,
	p_src1 + src1_offset_, src1_stride_,
	mask_, kMaxMaskWidth, h_, w_, suby_, subx_);
	ASM_REGISTER_STATE_CHECK(
	params_.tst_func(dst_tst_ + dst_offset_, dst_stride_,
	p_src0 + src0_offset_, src0_stride_,
	p_src1 + src1_offset_, src1_stride_,
	mask_, kMaxMaskWidth, h_, w_, suby_, subx_));
	}
	};

	TEST_P(BlendA64MaskTest8B, RandomValues) {
	for (int iter = 0 ; iter < kIterations && !HasFatalFailure(); ++iter) {
	for (int i = 0 ; i < kBufSize ; ++i) {
	dst_ref_[i] = rng_.Rand8();
	dst_tst_[i] = rng_.Rand8();

	src0_[i] = rng_.Rand8();
	src1_[i] = rng_.Rand8();
	}

	for (int i = 0 ; i < kMaxMaskSize ; ++i)
	mask_[i] = rng_(VPX_BLEND_A64_MAX_ALPHA + 1);

	Common();
	}
	}

	TEST_P(BlendA64MaskTest8B, ExtremeValues) {
	for (int iter = 0 ; iter < kIterations && !HasFatalFailure(); ++iter) {
	for (int i = 0 ; i < kBufSize ; ++i) {
	dst_ref_[i] = rng_(2) + 254;
	dst_tst_[i] = rng_(2) + 254;
	src0_[i] = rng_(2) + 254;
	src1_[i] = rng_(2) + 254;
	}

	for (int i = 0 ; i < kMaxMaskSize ; ++i)
	mask_[i] = rng_(2) + VPX_BLEND_A64_MAX_ALPHA - 1;

	Common();
	}
	}

	#if HAVE_SSE4_1
	INSTANTIATE_TEST_CASE_P(
	SSE4_1_C_COMPARE, BlendA64MaskTest8B,
	::testing::Values(
	TestFuncs(vpx_blend_a64_mask_c, vpx_blend_a64_mask_sse4_1)));
	#endif // HAVE_SSE4_1

	#if CONFIG_VPX_HIGHBITDEPTH
	//////////////////////////////////////////////////////////////////////////////
	// High bit-depth version
	//////////////////////////////////////////////////////////////////////////////

	typedef void (FHBD)(uint8_t dst, uint32_t dst_stride,
	const uint8_t *src0, uint32_t src0_stride,
	const uint8_t *src1, uint32_t src1_stride,
	const uint8_t *mask, uint32_t mask_stride,
	int h, int w, int suby, int subx, int bd);
	typedef libvpx_test::FuncParam<FHBD> TestFuncsHBD;

	class BlendA64MaskTestHBD : public BlendA64MaskTest<FHBD, uint16_t> {
	protected:
	void Execute(const uint16_t p_src0, const uint16_t p_src1) {
	params_.ref_func(CONVERT_TO_BYTEPTR(dst_ref_ + dst_offset_), dst_stride_,
	CONVERT_TO_BYTEPTR(p_src0 + src0_offset_), src0_stride_,
	CONVERT_TO_BYTEPTR(p_src1 + src1_offset_), src1_stride_,
	mask_, kMaxMaskWidth, h_, w_, suby_, subx_, bit_depth_);
	ASM_REGISTER_STATE_CHECK(params_.tst_func(
	CONVERT_TO_BYTEPTR(dst_tst_ + dst_offset_), dst_stride_,
	CONVERT_TO_BYTEPTR(p_src0 + src0_offset_), src0_stride_,
	CONVERT_TO_BYTEPTR(p_src1 + src1_offset_), src1_stride_,
	mask_, kMaxMaskWidth, h_, w_, suby_, subx_, bit_depth_));
	}

	int bit_depth_;
	};

	TEST_P(BlendA64MaskTestHBD, RandomValues) {
	for (int iter = 0 ; iter < kIterations && !HasFatalFailure(); ++iter) {
	switch (rng_(3)) {
	case 0:
	bit_depth_ = 8;
	break;
	case 1:
	bit_depth_ = 10;
	break;
	default:
	bit_depth_ = 12;
	break;
	}

	const int hi = 1 << bit_depth_;

	for (int i = 0 ; i < kBufSize ; ++i) {
	dst_ref_[i] = rng_(hi);
	dst_tst_[i] = rng_(hi);
	src0_[i] = rng_(hi);
	src1_[i] = rng_(hi);
	}

	for (int i = 0 ; i < kMaxMaskSize ; ++i)
	mask_[i] = rng_(VPX_BLEND_A64_MAX_ALPHA + 1);

	Common();
	}
	}

	TEST_P(BlendA64MaskTestHBD, ExtremeValues) {
	for (int iter = 0 ; iter < 1000 && !HasFatalFailure(); ++iter) {
	switch (rng_(3)) {
	case 0:
	bit_depth_ = 8;
	break;
	case 1:
	bit_depth_ = 10;
	break;
	default:
	bit_depth_ = 12;
	break;
	}

	const int hi = 1 << bit_depth_;
	const int lo = hi - 2;

	for (int i = 0 ; i < kBufSize ; ++i) {
	dst_ref_[i] = rng_(hi - lo) + lo;
	dst_tst_[i] = rng_(hi - lo) + lo;
	src0_[i] = rng_(hi - lo) + lo;
	src1_[i] = rng_(hi - lo) + lo;
	}

	for (int i = 0 ; i < kMaxMaskSize ; ++i)
	mask_[i] = rng_(2) + VPX_BLEND_A64_MAX_ALPHA - 1;

	Common();
	}
	}

	#if HAVE_SSE4_1
	INSTANTIATE_TEST_CASE_P(
	SSE4_1_C_COMPARE, BlendA64MaskTestHBD,
	::testing::Values(
	TestFuncsHBD(vpx_highbd_blend_a64_mask_c,
	vpx_highbd_blend_a64_mask_sse4_1)));
	#endif // HAVE_SSE4_1
	#endif // CONFIG_VPX_HIGHBITDEPTH
	} // namespace