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-rw-r--r--third_party/aom/test/av1_quantize_test.cc211
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diff --git a/third_party/aom/test/av1_quantize_test.cc b/third_party/aom/test/av1_quantize_test.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 <stdlib.h>
+
+#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
+
+#include "./aom_config.h"
+#include "./av1_rtcd.h"
+#include "test/acm_random.h"
+#include "test/clear_system_state.h"
+#include "test/register_state_check.h"
+#include "av1/common/scan.h"
+
+namespace {
+
+typedef void (*QuantizeFpFunc)(
+ const tran_low_t *coeff_ptr, intptr_t count, int skip_block,
+ const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr,
+ const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr,
+ tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr,
+ const int16_t *scan, const int16_t *iscan, int log_scale);
+
+struct QuantizeFuncParams {
+ QuantizeFuncParams(QuantizeFpFunc qF = NULL, QuantizeFpFunc qRefF = NULL,
+ int count = 16)
+ : qFunc(qF), qFuncRef(qRefF), coeffCount(count) {}
+ QuantizeFpFunc qFunc;
+ QuantizeFpFunc qFuncRef;
+ int coeffCount;
+};
+
+using libaom_test::ACMRandom;
+
+const int numTests = 1000;
+const int maxSize = 1024;
+const int roundFactorRange = 127;
+const int dequantRange = 32768;
+const int coeffRange = (1 << 20) - 1;
+
+class AV1QuantizeTest : public ::testing::TestWithParam<QuantizeFuncParams> {
+ public:
+ void RunQuantizeTest() {
+ ACMRandom rnd(ACMRandom::DeterministicSeed());
+ DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
+ DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
+ DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
+ DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
+ DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
+ uint16_t eob;
+ uint16_t ref_eob;
+ int err_count_total = 0;
+ int first_failure = -1;
+ int skip_block = 0;
+ int count = params_.coeffCount;
+ const TX_SIZE txSize = getTxSize(count);
+ int log_scale = (txSize == TX_32X32);
+ QuantizeFpFunc quanFunc = params_.qFunc;
+ QuantizeFpFunc quanFuncRef = params_.qFuncRef;
+
+ const SCAN_ORDER scanOrder = av1_default_scan_orders[txSize];
+ for (int i = 0; i < numTests; i++) {
+ int err_count = 0;
+ ref_eob = eob = -1;
+ for (int j = 0; j < count; j++) {
+ coeff_ptr[j] = rnd(coeffRange);
+ }
+
+ for (int j = 0; j < 2; j++) {
+ zbin_ptr[j] = rnd.Rand16();
+ quant_shift_ptr[j] = rnd.Rand16();
+ // int16_t positive
+ dequant_ptr[j] = abs(rnd(dequantRange));
+ quant_ptr[j] = (1 << 16) / dequant_ptr[j];
+ round_ptr[j] = (abs(rnd(roundFactorRange)) * dequant_ptr[j]) >> 7;
+ }
+
+ quanFuncRef(coeff_ptr, count, skip_block, zbin_ptr, round_ptr, quant_ptr,
+ quant_shift_ptr, ref_qcoeff_ptr, ref_dqcoeff_ptr, dequant_ptr,
+ &ref_eob, scanOrder.scan, scanOrder.iscan, log_scale);
+
+ ASM_REGISTER_STATE_CHECK(
+ quanFunc(coeff_ptr, count, skip_block, zbin_ptr, round_ptr, quant_ptr,
+ quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, &eob,
+ scanOrder.scan, scanOrder.iscan, log_scale));
+
+ for (int j = 0; j < count; ++j) {
+ err_count += (ref_qcoeff_ptr[j] != qcoeff_ptr[j]) |
+ (ref_dqcoeff_ptr[j] != dqcoeff_ptr[j]);
+ EXPECT_EQ(ref_qcoeff_ptr[j], qcoeff_ptr[j]) << "qcoeff error: i = " << i
+ << " j = " << j << "\n";
+ EXPECT_EQ(ref_dqcoeff_ptr[j], dqcoeff_ptr[j])
+ << "dqcoeff error: i = " << i << " j = " << j << "\n";
+ }
+ EXPECT_EQ(ref_eob, eob) << "eob error: "
+ << "i = " << i << "\n";
+ err_count += (ref_eob != eob);
+ if (err_count && !err_count_total) {
+ first_failure = i;
+ }
+ err_count_total += err_count;
+ }
+ EXPECT_EQ(0, err_count_total)
+ << "Error: Quantization Test, C output doesn't match SSE2 output. "
+ << "First failed at test case " << first_failure;
+ }
+
+ void RunEobTest() {
+ ACMRandom rnd(ACMRandom::DeterministicSeed());
+ DECLARE_ALIGNED(16, tran_low_t, coeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, int16_t, zbin_ptr[2]);
+ DECLARE_ALIGNED(16, int16_t, round_ptr[2]);
+ DECLARE_ALIGNED(16, int16_t, quant_ptr[2]);
+ DECLARE_ALIGNED(16, int16_t, quant_shift_ptr[2]);
+ DECLARE_ALIGNED(16, tran_low_t, qcoeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, tran_low_t, dqcoeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, tran_low_t, ref_qcoeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, tran_low_t, ref_dqcoeff_ptr[maxSize]);
+ DECLARE_ALIGNED(16, int16_t, dequant_ptr[2]);
+ uint16_t eob;
+ uint16_t ref_eob;
+ int skip_block = 0;
+ int count = params_.coeffCount;
+ const TX_SIZE txSize = getTxSize(count);
+ int log_scale = (txSize == TX_32X32);
+ QuantizeFpFunc quanFunc = params_.qFunc;
+ QuantizeFpFunc quanFuncRef = params_.qFuncRef;
+ const SCAN_ORDER scanOrder = av1_default_scan_orders[txSize];
+
+ for (int i = 0; i < numTests; i++) {
+ ref_eob = eob = -1;
+ for (int j = 0; j < count; j++) {
+ coeff_ptr[j] = 0;
+ }
+
+ coeff_ptr[rnd(count)] = rnd(coeffRange);
+ coeff_ptr[rnd(count)] = rnd(coeffRange);
+ coeff_ptr[rnd(count)] = rnd(coeffRange);
+
+ for (int j = 0; j < 2; j++) {
+ zbin_ptr[j] = rnd.Rand16();
+ quant_shift_ptr[j] = rnd.Rand16();
+ // int16_t positive
+ dequant_ptr[j] = abs(rnd(dequantRange));
+ quant_ptr[j] = (1 << 16) / dequant_ptr[j];
+ round_ptr[j] = (abs(rnd(roundFactorRange)) * dequant_ptr[j]) >> 7;
+ }
+
+ quanFuncRef(coeff_ptr, count, skip_block, zbin_ptr, round_ptr, quant_ptr,
+ quant_shift_ptr, ref_qcoeff_ptr, ref_dqcoeff_ptr, dequant_ptr,
+ &ref_eob, scanOrder.scan, scanOrder.iscan, log_scale);
+
+ ASM_REGISTER_STATE_CHECK(
+ quanFunc(coeff_ptr, count, skip_block, zbin_ptr, round_ptr, quant_ptr,
+ quant_shift_ptr, qcoeff_ptr, dqcoeff_ptr, dequant_ptr, &eob,
+ scanOrder.scan, scanOrder.iscan, log_scale));
+ EXPECT_EQ(ref_eob, eob) << "eob error: "
+ << "i = " << i << "\n";
+ }
+ }
+
+ virtual void SetUp() { params_ = GetParam(); }
+
+ virtual void TearDown() { libaom_test::ClearSystemState(); }
+
+ virtual ~AV1QuantizeTest() {}
+
+ private:
+ TX_SIZE getTxSize(int count) {
+ switch (count) {
+ case 16: return TX_4X4;
+ case 64: return TX_8X8;
+ case 256: return TX_16X16;
+ case 1024: return TX_32X32;
+ default: return TX_4X4;
+ }
+ }
+
+ QuantizeFuncParams params_;
+};
+
+TEST_P(AV1QuantizeTest, BitExactCheck) { RunQuantizeTest(); }
+TEST_P(AV1QuantizeTest, EobVerify) { RunEobTest(); }
+
+#if HAVE_SSE4_1
+#if !CONFIG_AOM_QM
+INSTANTIATE_TEST_CASE_P(
+ SSE4_1, AV1QuantizeTest,
+ ::testing::Values(QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1,
+ &av1_highbd_quantize_fp_c, 16),
+ QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1,
+ &av1_highbd_quantize_fp_c, 64),
+ QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1,
+ &av1_highbd_quantize_fp_c, 256),
+ QuantizeFuncParams(&av1_highbd_quantize_fp_sse4_1,
+ &av1_highbd_quantize_fp_c, 1024)));
+#endif // !CONFIG_AOM_QM
+#endif // HAVE_SSE4_1
+} // namespace
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