ImageCompression/testComp.cpp at main · royary/ImageCompression · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
#include <sys/stat.h>

#include <iostream>
#include <vector>

#include "compression/PNG.h"
#include "compression/RGBAPixel.h"
#include "compression/catch.hpp"
#include "qtcount.h"
#include "qtvar.h"
#include "quadtree.h"
#include "stats.h"

using namespace std;
using namespace compression;

TEST_CASE("stats::basic rectArea", "[weight=1][part=stats]") {
    PNG data;
    data.resize(2, 2);
    stats s(data);
    long result = s.rectArea(1);

    REQUIRE(result == 4);
}

TEST_CASE("stats::basic getAvg", "[weight=1][part=stats]") {
    PNG data;
    data.resize(2, 2);
    for (int i = 0; i < 2; i++) {
        for (int j = 0; j < 2; j++) {
            RGBAPixel* p = data.getPixel(i, j);
            p->r = 20 * i + 3 * j;
            p->g = 3 * i + 20 * j;
            p->b = 23 * i + 23 * j;
            p->a = 1.0;
        }
    }
    stats s(data);
    pair<int, int> ul(0, 0);
    RGBAPixel result = s.getAvg(ul, 1);
    RGBAPixel expected(11, 11, 23);

    REQUIRE(result == expected);
}

TEST_CASE("stats::basic variance", "[weight=1][part=stats]") {
    PNG data;
    data.resize(2, 2);
    for (int i = 0; i < 2; i++) {
        for (int j = 0; j < 2; j++) {
            RGBAPixel* p = data.getPixel(i, j);
            p->r = 20 * i + 3 * j;
            p->g = 3 * i + 20 * j;
            p->b = 23 * i + 23 * j;
            p->a = 1.0;
        }
    }
    stats s(data);
    pair<int, int> ul(0, 0);
    long result = s.getVar(ul, 1);

    REQUIRE(result == 1876);
}

TEST_CASE("qtcount::basic ctor render", "[weight=1][part=qtcount]") {
    PNG img;
    img.readFromFile("images/orig/geo.png");

    qtcount t1(img);

    PNG out = t1.render();

    REQUIRE(out == img);
}

TEST_CASE("qtcount::basic copy", "[weight=1][part=qtcount]") {
    PNG img;
    img.readFromFile("images/orig/geo.png");

    qtcount t1(img);
    qtcount t1copy(t1);

    PNG out = t1copy.render();

    REQUIRE(out == img);
}

TEST_CASE("qtcount::basic prune", "[weight=1][part=qtcount]") {
    PNG img;
    img.readFromFile("images/orig/adasquare.png");

    qtcount t1(img);
    t1.prune(3000);
    PNG result = t1.render();

    // result.writeToFile("images/soln/given-adaPrune-count.png");

    PNG expected;
    expected.readFromFile("images/soln/given-adaPrune-count.png");

    REQUIRE(result == expected);
}

TEST_CASE("qtcount::basic pruneSize", "[weight=1][part=qtcount]") {
    PNG img;
    img.readFromFile("images/orig/adasquare.png");

    qtcount t1(img);
    int result = t1.pruneSize(3000);

    int expected = 9394;

    REQUIRE(result == expected);
}

TEST_CASE("qtcount::basic idealPrune", "[weight=1][part=qtcount]") {
    PNG img;
    img.readFromFile("images/orig/adasquare.png");

    qtcount t1(img);
    int result = t1.idealPrune(13904);

    int expected = 1366;

    REQUIRE(result == expected);
}

TEST_CASE("qtvar::basic prune", "[weight=1][part=qtvar]") {
    PNG img;
    img.readFromFile("images/orig/adasquare.png");

    qtvar t1(img);
    t1.prune(3000);
    PNG result = t1.render();

    // result.writeToFile("images/soln/given-adaPrune-var.png");

    PNG expected;
    expected.readFromFile("images/soln/given-adaPrune-var.png");

    REQUIRE(result == expected);
}

TEST_CASE("qtvar::basic pruneSize", "[weight=1][part=qtvar]") {
    PNG img;
    img.readFromFile("images/orig/adasquare.png");

    qtvar t1(img);
    int result = t1.pruneSize(3000);

    int expected = 15547;

    REQUIRE(result == expected);
}

TEST_CASE("qtvar::basic idealPrune", "[weight=1][part=qtvar]") {
    PNG img;
    img.readFromFile("images/orig/adasquare.png");

    qtvar t1(img);
    int result = t1.idealPrune(13904);

    int expected = 3865;

    REQUIRE(result == expected);
}