2 * Copyright (c) 2012 The WebM project authors. All Rights Reserved.
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.
17 #include <sys/types.h>
19 #include "third_party/googletest/src/include/gtest/gtest.h"
20 #include "test/acm_random.h"
21 #include "vpx/vpx_integer.h"
22 #include "vpx_mem/vpx_mem.h"
24 #include "vp8/encoder/onyx_int.h"
27 using libvpx_test::ACMRandom;
31 TEST(Vp8RoiMapTest, ParameterCheck) {
32 ACMRandom rnd(ACMRandom::DeterministicSeed());
33 int delta_q[MAX_MB_SEGMENTS] = { -2, -25, 0, 31 };
34 int delta_lf[MAX_MB_SEGMENTS] = { -2, -25, 0, 31 };
35 unsigned int threshold[MAX_MB_SEGMENTS] = { 0, 100, 200, 300 };
37 const int internalq_trans[] = {
38 0, 1, 2, 3, 4, 5, 7, 8,
39 9, 10, 12, 13, 15, 17, 18, 19,
40 20, 21, 23, 24, 25, 26, 27, 28,
41 29, 30, 31, 33, 35, 37, 39, 41,
42 43, 45, 47, 49, 51, 53, 55, 57,
43 59, 61, 64, 67, 70, 73, 76, 79,
44 82, 85, 88, 91, 94, 97, 100, 103,
45 106, 109, 112, 115, 118, 121, 124, 127,
48 // Initialize elements of cpi with valid defaults.
50 cpi.mb.e_mbd.mb_segement_abs_delta = SEGMENT_DELTADATA;
51 cpi.cyclic_refresh_mode_enabled = 0;
52 cpi.mb.e_mbd.segmentation_enabled = 0;
53 cpi.mb.e_mbd.update_mb_segmentation_map = 0;
54 cpi.mb.e_mbd.update_mb_segmentation_data = 0;
55 cpi.common.mb_rows = 240 >> 4;
56 cpi.common.mb_cols = 320 >> 4;
57 const int mbs = (cpi.common.mb_rows * cpi.common.mb_cols);
58 vpx_memset(cpi.segment_feature_data, 0, sizeof(cpi.segment_feature_data));
61 cpi.segmentation_map = reinterpret_cast<unsigned char *>(vpx_calloc(mbs, 1));
63 // Allocate memory for the source memory map.
64 unsigned char *roi_map =
65 reinterpret_cast<unsigned char *>(vpx_calloc(mbs, 1));
66 vpx_memset(&roi_map[mbs >> 2], 1, (mbs >> 2));
67 vpx_memset(&roi_map[mbs >> 1], 2, (mbs >> 2));
68 vpx_memset(&roi_map[mbs -(mbs >> 2)], 3, (mbs >> 2));
70 // Do a test call with valid parameters.
71 int roi_retval = vp8_set_roimap(&cpi, roi_map, cpi.common.mb_rows,
72 cpi.common.mb_cols, delta_q, delta_lf,
74 EXPECT_EQ(0, roi_retval)
75 << "vp8_set_roimap roi failed with default test parameters";
77 // Check that the values in the cpi structure get set as expected.
78 if (roi_retval == 0) {
79 // Check that the segment map got set.
80 const int mapcompare = memcmp(roi_map, cpi.segmentation_map, mbs);
81 EXPECT_EQ(0, mapcompare) << "segment map error";
83 // Check the q deltas (note the need to translate into
84 // the interanl range of 0-127.
85 for (int i = 0; i < MAX_MB_SEGMENTS; ++i) {
86 const int transq = internalq_trans[abs(delta_q[i])];
87 if (abs(cpi.segment_feature_data[MB_LVL_ALT_Q][i]) != transq) {
88 EXPECT_EQ(transq, cpi.segment_feature_data[MB_LVL_ALT_Q][i])
89 << "segment delta_q error";
94 // Check the loop filter deltas
95 for (int i = 0; i < MAX_MB_SEGMENTS; ++i) {
96 if (cpi.segment_feature_data[MB_LVL_ALT_LF][i] != delta_lf[i]) {
97 EXPECT_EQ(delta_lf[i], cpi.segment_feature_data[MB_LVL_ALT_LF][i])
98 << "segment delta_lf error";
103 // Check the breakout thresholds
104 for (int i = 0; i < MAX_MB_SEGMENTS; ++i) {
105 unsigned int breakout =
106 static_cast<unsigned int>(cpi.segment_encode_breakout[i]);
108 if (threshold[i] != breakout) {
109 EXPECT_EQ(threshold[i], breakout)
110 << "breakout threshold error";
115 // Segmentation, and segmentation update flages should be set.
116 EXPECT_EQ(1, cpi.mb.e_mbd.segmentation_enabled)
117 << "segmentation_enabled error";
118 EXPECT_EQ(1, cpi.mb.e_mbd.update_mb_segmentation_map)
119 << "update_mb_segmentation_map error";
120 EXPECT_EQ(1, cpi.mb.e_mbd.update_mb_segmentation_data)
121 << "update_mb_segmentation_data error";
124 // Try a range of delta q and lf parameters (some legal, some not)
125 for (int i = 0; i < 1000; ++i) {
128 rand_deltas[0] = rnd(160) - 80;
129 rand_deltas[1] = rnd(160) - 80;
130 rand_deltas[2] = rnd(160) - 80;
131 rand_deltas[3] = rnd(160) - 80;
133 deltas_valid = ((abs(rand_deltas[0]) <= 63) &&
134 (abs(rand_deltas[1]) <= 63) &&
135 (abs(rand_deltas[2]) <= 63) &&
136 (abs(rand_deltas[3]) <= 63)) ? 0 : -1;
138 // Test with random delta q values.
139 roi_retval = vp8_set_roimap(&cpi, roi_map, cpi.common.mb_rows,
140 cpi.common.mb_cols, rand_deltas,
141 delta_lf, threshold);
142 EXPECT_EQ(deltas_valid, roi_retval) << "dq range check error";
144 // One delta_q error shown at a time
145 if (deltas_valid != roi_retval)
148 // Test with random loop filter values.
149 roi_retval = vp8_set_roimap(&cpi, roi_map, cpi.common.mb_rows,
150 cpi.common.mb_cols, delta_q,
151 rand_deltas, threshold);
152 EXPECT_EQ(deltas_valid, roi_retval) << "dlf range check error";
154 // One delta loop filter error shown at a time
155 if (deltas_valid != roi_retval)
159 // Test that we report and error if cyclic refresh is enabled.
160 cpi.cyclic_refresh_mode_enabled = 1;
161 roi_retval = vp8_set_roimap(&cpi, roi_map, cpi.common.mb_rows,
162 cpi.common.mb_cols, delta_q,
163 delta_lf, threshold);
164 EXPECT_EQ(-1, roi_retval) << "cyclic refresh check error";
165 cpi.cyclic_refresh_mode_enabled = 0;
167 // Test invalid number of rows or colums.
168 roi_retval = vp8_set_roimap(&cpi, roi_map, cpi.common.mb_rows + 1,
169 cpi.common.mb_cols, delta_q,
170 delta_lf, threshold);
171 EXPECT_EQ(-1, roi_retval) << "MB rows bounds check error";
173 roi_retval = vp8_set_roimap(&cpi, roi_map, cpi.common.mb_rows,
174 cpi.common.mb_cols - 1, delta_q,
175 delta_lf, threshold);
176 EXPECT_EQ(-1, roi_retval) << "MB cols bounds check error";
179 // Free allocated memory
180 if (cpi.segmentation_map)
181 vpx_free(cpi.segmentation_map);