1 /*
2 * Copyright (c) 2014 The WebM project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include <math.h>
12 #include <stdlib.h>
13 #include <string.h>
14
15 #include "third_party/googletest/src/include/gtest/gtest.h"
16
17 #include "./vpx_config.h"
18 #include "./vpx_dsp_rtcd.h"
19 #include "test/acm_random.h"
20 #include "test/clear_system_state.h"
21 #include "test/register_state_check.h"
22 #include "test/util.h"
23 #include "vp9/common/vp9_entropy.h"
24 #include "vp9/common/vp9_scan.h"
25 #include "vpx/vpx_codec.h"
26 #include "vpx/vpx_integer.h"
27
28 using libvpx_test::ACMRandom;
29
30 namespace {
31 #if CONFIG_VP9_HIGHBITDEPTH
32 const int number_of_iterations = 100;
33
34 typedef void (*QuantizeFunc)(const tran_low_t *coeff, intptr_t count,
35 int skip_block, const int16_t *zbin,
36 const int16_t *round, const int16_t *quant,
37 const int16_t *quant_shift, tran_low_t *qcoeff,
38 tran_low_t *dqcoeff, const int16_t *dequant,
39 uint16_t *eob, const int16_t *scan,
40 const int16_t *iscan);
41 typedef std::tr1::tuple<QuantizeFunc, QuantizeFunc, vpx_bit_depth_t>
42 QuantizeParam;
43
44 class VP9QuantizeTest : public ::testing::TestWithParam<QuantizeParam> {
45 public:
~VP9QuantizeTest()46 virtual ~VP9QuantizeTest() {}
SetUp()47 virtual void SetUp() {
48 quantize_op_ = GET_PARAM(0);
49 ref_quantize_op_ = GET_PARAM(1);
50 bit_depth_ = GET_PARAM(2);
51 mask_ = (1 << bit_depth_) - 1;
52 }
53
TearDown()54 virtual void TearDown() { libvpx_test::ClearSystemState(); }
55
56 protected:
57 vpx_bit_depth_t bit_depth_;
58 int mask_;
59 QuantizeFunc quantize_op_;
60 QuantizeFunc ref_quantize_op_;
61 };
62
63 class VP9Quantize32Test : public ::testing::TestWithParam<QuantizeParam> {
64 public:
~VP9Quantize32Test()65 virtual ~VP9Quantize32Test() {}
SetUp()66 virtual void SetUp() {
67 quantize_op_ = GET_PARAM(0);
68 ref_quantize_op_ = GET_PARAM(1);
69 bit_depth_ = GET_PARAM(2);
70 mask_ = (1 << bit_depth_) - 1;
71 }
72
TearDown()73 virtual void TearDown() { libvpx_test::ClearSystemState(); }
74
75 protected:
76 vpx_bit_depth_t bit_depth_;
77 int mask_;
78 QuantizeFunc quantize_op_;
79 QuantizeFunc ref_quantize_op_;
80 };
81
TEST_P(VP9QuantizeTest,OperationCheck)82 TEST_P(VP9QuantizeTest, OperationCheck) {
83 ACMRandom rnd(ACMRandom::DeterministicSeed());
84 DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[256]);
85 DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
86 DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
87 DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
88 DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
89 DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[256]);
90 DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[256]);
91 DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[256]);
92 DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[256]);
93 DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
94 DECLARE_ALIGNED(16, uint16_t, eob_ptr[1]);
95 DECLARE_ALIGNED(16, uint16_t, ref_eob_ptr[1]);
96 int err_count_total = 0;
97 int first_failure = -1;
98 for (int i = 0; i < number_of_iterations; ++i) {
99 const int skip_block = i == 0;
100 const TX_SIZE sz = (TX_SIZE)(i % 3); // TX_4X4, TX_8X8 TX_16X16
101 const TX_TYPE tx_type = (TX_TYPE)((i >> 2) % 3);
102 const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
103 const int count = (4 << sz) * (4 << sz); // 16, 64, 256
104 int err_count = 0;
105 *eob_ptr = rnd.Rand16();
106 *ref_eob_ptr = *eob_ptr;
107 for (int j = 0; j < count; j++) {
108 coeff_ptr[j] = rnd.Rand16() & mask_;
109 }
110 for (int j = 0; j < 2; j++) {
111 zbin_ptr[j] = rnd.Rand16() & mask_;
112 round_ptr[j] = rnd.Rand16();
113 quant_ptr[j] = rnd.Rand16();
114 quant_shift_ptr[j] = rnd.Rand16();
115 dequant_ptr[j] = rnd.Rand16();
116 }
117 ref_quantize_op_(coeff_ptr, count, skip_block, zbin_ptr, round_ptr,
118 quant_ptr, quant_shift_ptr, ref_qcoeff_ptr,
119 ref_dqcoeff_ptr, dequant_ptr, ref_eob_ptr,
120 scan_order->scan, scan_order->iscan);
121 ASM_REGISTER_STATE_CHECK(quantize_op_(
122 coeff_ptr, count, skip_block, zbin_ptr, round_ptr, quant_ptr,
123 quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, eob_ptr,
124 scan_order->scan, scan_order->iscan));
125 for (int j = 0; j < sz; ++j) {
126 err_count += (ref_qcoeff_ptr[j] != qcoeff_ptr[j]) |
127 (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
128 }
129 err_count += (*ref_eob_ptr != *eob_ptr);
130 if (err_count && !err_count_total) {
131 first_failure = i;
132 }
133 err_count_total += err_count;
134 }
135 EXPECT_EQ(0, err_count_total)
136 << "Error: Quantization Test, C output doesn't match SSE2 output. "
137 << "First failed at test case " << first_failure;
138 }
139
TEST_P(VP9Quantize32Test,OperationCheck)140 TEST_P(VP9Quantize32Test, OperationCheck) {
141 ACMRandom rnd(ACMRandom::DeterministicSeed());
142 DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[1024]);
143 DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
144 DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
145 DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
146 DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
147 DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[1024]);
148 DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[1024]);
149 DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[1024]);
150 DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[1024]);
151 DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
152 DECLARE_ALIGNED(16, uint16_t, eob_ptr[1]);
153 DECLARE_ALIGNED(16, uint16_t, ref_eob_ptr[1]);
154 int err_count_total = 0;
155 int first_failure = -1;
156 for (int i = 0; i < number_of_iterations; ++i) {
157 const int skip_block = i == 0;
158 const TX_SIZE sz = TX_32X32;
159 const TX_TYPE tx_type = (TX_TYPE)(i % 4);
160 const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
161 const int count = (4 << sz) * (4 << sz); // 1024
162 int err_count = 0;
163 *eob_ptr = rnd.Rand16();
164 *ref_eob_ptr = *eob_ptr;
165 for (int j = 0; j < count; j++) {
166 coeff_ptr[j] = rnd.Rand16() & mask_;
167 }
168 for (int j = 0; j < 2; j++) {
169 zbin_ptr[j] = rnd.Rand16() & mask_;
170 round_ptr[j] = rnd.Rand16();
171 quant_ptr[j] = rnd.Rand16();
172 quant_shift_ptr[j] = rnd.Rand16();
173 dequant_ptr[j] = rnd.Rand16();
174 }
175 ref_quantize_op_(coeff_ptr, count, skip_block, zbin_ptr, round_ptr,
176 quant_ptr, quant_shift_ptr, ref_qcoeff_ptr,
177 ref_dqcoeff_ptr, dequant_ptr, ref_eob_ptr,
178 scan_order->scan, scan_order->iscan);
179 ASM_REGISTER_STATE_CHECK(quantize_op_(
180 coeff_ptr, count, skip_block, zbin_ptr, round_ptr, quant_ptr,
181 quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, eob_ptr,
182 scan_order->scan, scan_order->iscan));
183 for (int j = 0; j < sz; ++j) {
184 err_count += (ref_qcoeff_ptr[j] != qcoeff_ptr[j]) |
185 (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
186 }
187 err_count += (*ref_eob_ptr != *eob_ptr);
188 if (err_count && !err_count_total) {
189 first_failure = i;
190 }
191 err_count_total += err_count;
192 }
193 EXPECT_EQ(0, err_count_total)
194 << "Error: Quantization Test, C output doesn't match SSE2 output. "
195 << "First failed at test case " << first_failure;
196 }
197
TEST_P(VP9QuantizeTest,EOBCheck)198 TEST_P(VP9QuantizeTest, EOBCheck) {
199 ACMRandom rnd(ACMRandom::DeterministicSeed());
200 DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[256]);
201 DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
202 DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
203 DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
204 DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
205 DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[256]);
206 DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[256]);
207 DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[256]);
208 DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[256]);
209 DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
210 DECLARE_ALIGNED(16, uint16_t, eob_ptr[1]);
211 DECLARE_ALIGNED(16, uint16_t, ref_eob_ptr[1]);
212 int err_count_total = 0;
213 int first_failure = -1;
214 for (int i = 0; i < number_of_iterations; ++i) {
215 int skip_block = i == 0;
216 TX_SIZE sz = (TX_SIZE)(i % 3); // TX_4X4, TX_8X8 TX_16X16
217 TX_TYPE tx_type = (TX_TYPE)((i >> 2) % 3);
218 const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
219 int count = (4 << sz) * (4 << sz); // 16, 64, 256
220 int err_count = 0;
221 *eob_ptr = rnd.Rand16();
222 *ref_eob_ptr = *eob_ptr;
223 // Two random entries
224 for (int j = 0; j < count; j++) {
225 coeff_ptr[j] = 0;
226 }
227 coeff_ptr[rnd(count)] = rnd.Rand16() & mask_;
228 coeff_ptr[rnd(count)] = rnd.Rand16() & mask_;
229 for (int j = 0; j < 2; j++) {
230 zbin_ptr[j] = rnd.Rand16() & mask_;
231 round_ptr[j] = rnd.Rand16();
232 quant_ptr[j] = rnd.Rand16();
233 quant_shift_ptr[j] = rnd.Rand16();
234 dequant_ptr[j] = rnd.Rand16();
235 }
236
237 ref_quantize_op_(coeff_ptr, count, skip_block, zbin_ptr, round_ptr,
238 quant_ptr, quant_shift_ptr, ref_qcoeff_ptr,
239 ref_dqcoeff_ptr, dequant_ptr, ref_eob_ptr,
240 scan_order->scan, scan_order->iscan);
241 ASM_REGISTER_STATE_CHECK(quantize_op_(
242 coeff_ptr, count, skip_block, zbin_ptr, round_ptr, quant_ptr,
243 quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, eob_ptr,
244 scan_order->scan, scan_order->iscan));
245
246 for (int j = 0; j < sz; ++j) {
247 err_count += (ref_qcoeff_ptr[j] != qcoeff_ptr[j]) |
248 (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
249 }
250 err_count += (*ref_eob_ptr != *eob_ptr);
251 if (err_count && !err_count_total) {
252 first_failure = i;
253 }
254 err_count_total += err_count;
255 }
256 EXPECT_EQ(0, err_count_total)
257 << "Error: Quantization Test, C output doesn't match SSE2 output. "
258 << "First failed at test case " << first_failure;
259 }
260
TEST_P(VP9Quantize32Test,EOBCheck)261 TEST_P(VP9Quantize32Test, EOBCheck) {
262 ACMRandom rnd(ACMRandom::DeterministicSeed());
263 DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[1024]);
264 DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
265 DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
266 DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
267 DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
268 DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[1024]);
269 DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[1024]);
270 DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[1024]);
271 DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[1024]);
272 DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
273 DECLARE_ALIGNED(16, uint16_t, eob_ptr[1]);
274 DECLARE_ALIGNED(16, uint16_t, ref_eob_ptr[1]);
275 int err_count_total = 0;
276 int first_failure = -1;
277 for (int i = 0; i < number_of_iterations; ++i) {
278 int skip_block = i == 0;
279 TX_SIZE sz = TX_32X32;
280 TX_TYPE tx_type = (TX_TYPE)(i % 4);
281 const scan_order *scan_order = &vp9_scan_orders[sz][tx_type];
282 int count = (4 << sz) * (4 << sz); // 1024
283 int err_count = 0;
284 *eob_ptr = rnd.Rand16();
285 *ref_eob_ptr = *eob_ptr;
286 for (int j = 0; j < count; j++) {
287 coeff_ptr[j] = 0;
288 }
289 // Two random entries
290 coeff_ptr[rnd(count)] = rnd.Rand16() & mask_;
291 coeff_ptr[rnd(count)] = rnd.Rand16() & mask_;
292 for (int j = 0; j < 2; j++) {
293 zbin_ptr[j] = rnd.Rand16() & mask_;
294 round_ptr[j] = rnd.Rand16();
295 quant_ptr[j] = rnd.Rand16();
296 quant_shift_ptr[j] = rnd.Rand16();
297 dequant_ptr[j] = rnd.Rand16();
298 }
299
300 ref_quantize_op_(coeff_ptr, count, skip_block, zbin_ptr, round_ptr,
301 quant_ptr, quant_shift_ptr, ref_qcoeff_ptr,
302 ref_dqcoeff_ptr, dequant_ptr, ref_eob_ptr,
303 scan_order->scan, scan_order->iscan);
304 ASM_REGISTER_STATE_CHECK(quantize_op_(
305 coeff_ptr, count, skip_block, zbin_ptr, round_ptr, quant_ptr,
306 quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, eob_ptr,
307 scan_order->scan, scan_order->iscan));
308
309 for (int j = 0; j < sz; ++j) {
310 err_count += (ref_qcoeff_ptr[j] != qcoeff_ptr[j]) |
311 (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
312 }
313 err_count += (*ref_eob_ptr != *eob_ptr);
314 if (err_count && !err_count_total) {
315 first_failure = i;
316 }
317 err_count_total += err_count;
318 }
319 EXPECT_EQ(0, err_count_total)
320 << "Error: Quantization Test, C output doesn't match SSE2 output. "
321 << "First failed at test case " << first_failure;
322 }
323 using std::tr1::make_tuple;
324
325 #if HAVE_SSE2
326 INSTANTIATE_TEST_CASE_P(
327 SSE2, VP9QuantizeTest,
328 ::testing::Values(make_tuple(&vpx_highbd_quantize_b_sse2,
329 &vpx_highbd_quantize_b_c, VPX_BITS_8),
330 make_tuple(&vpx_highbd_quantize_b_sse2,
331 &vpx_highbd_quantize_b_c, VPX_BITS_10),
332 make_tuple(&vpx_highbd_quantize_b_sse2,
333 &vpx_highbd_quantize_b_c, VPX_BITS_12)));
334 INSTANTIATE_TEST_CASE_P(
335 SSE2, VP9Quantize32Test,
336 ::testing::Values(make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
337 &vpx_highbd_quantize_b_32x32_c, VPX_BITS_8),
338 make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
339 &vpx_highbd_quantize_b_32x32_c, VPX_BITS_10),
340 make_tuple(&vpx_highbd_quantize_b_32x32_sse2,
341 &vpx_highbd_quantize_b_32x32_c, VPX_BITS_12)));
342 #endif // HAVE_SSE2
343 #endif // CONFIG_VP9_HIGHBITDEPTH
344 } // namespace
345