| Face Engine SDK 4.7.0 A face detection, recognition and tracking engine.

Format.h
1 #pragma once
2
3 #include <cassert>
4
5 namespace fsdk
6 {
7
11 struct Format {
12
15 enum Type {
16 Unknown,
17 B8G8R8X8,
18 R8G8B8X8,
19 B8G8R8,
20 R8G8B8,
21 R8,
22 R16,
23 IR_X8X8X8,
24 YUV_NV21
25 };
26
33 int getChannelCount() const noexcept {
34 switch(m_type) {
35 case B8G8R8X8:
36 case R8G8B8X8:
37 case B8G8R8:
38 case R8G8B8:
39 case IR_X8X8X8:
40 case YUV_NV21:
41 return 3;
42 case R8:
43 case R16:
44 return 1;
45 default:
46 return 0;
47 }
48 }
49
54 int getChannelStep() const noexcept {
55 switch(m_type) {
56 case B8G8R8X8:
57 case R8G8B8X8:
58 return 4;
59 case B8G8R8:
60 case R8G8B8:
61 case IR_X8X8X8:
62 return 3;
63 case R8:
64 case R16:
65 case YUV_NV21:
66 return 1;
67 default:
68 return 0;
69 }
70 }
71
75 int getChannelSize() const noexcept {
76 switch(m_type) {
77 case B8G8R8X8:
78 case R8G8B8X8:
79 case B8G8R8:
80 case R8G8B8:
81 case IR_X8X8X8:
82 case R8:
83 return 8;
84 case R16:
85 return 16;
86 case YUV_NV21:
87 return 12;
88 default:
89 return 0;
90 }
91 }
92
96 int getBitDepth() const noexcept {
97 return getChannelStep() * getChannelSize();
98 }
99
103 int getByteDepth() const noexcept {
104 if(isBlock()) {
105 assert(!"Not implemented");
106 return 0;
107 }
108 else {
109 return getBitDepth() >> 3;
110 }
111 }
112
117 int computePitch(int rowWidth) const noexcept {
118 return rowWidth * getByteDepth();
119 }
120
123 bool isPadded() const noexcept {
124 switch(m_type) {
125 case B8G8R8X8:
126 case R8G8B8X8:
127 return true;
128 default:
129 return false;
130 }
131 }
132
137 bool isBGR() const noexcept {
138 switch(m_type) {
139 case B8G8R8X8:
140 case B8G8R8:
141 return true;
142 default:
143 return false;
144 }
145 }
146
149 bool isYUV() const noexcept {
150 switch(m_type) {
151 case YUV_NV21:
152 return true;
153 default:
154 return false;
155 }
156 }
157
162 bool isBlock() const noexcept {
163 return false;
164 }
165
169 bool isValid() const noexcept {
170 return m_type != Unknown;
171 }
172
176 Format() noexcept : m_type(Unknown) {}
177
181 Format(Type type) noexcept : m_type(type) {}
182
184 operator Type () const noexcept {
185 return m_type;
186 }
187
188 protected:
189 Type m_type;
190 };
191 }
192
193
fsdk::Format::getBitDepth
int getBitDepth() const noexcept
Get number of bits per pixel.
Definition: Format.h:96
fsdk::Format::getChannelSize
int getChannelSize() const noexcept
Get color channel size in bits.
Definition: Format.h:75
fsdk::Format::R8G8B8
3 channel, 8 bit per channel, R-G-B color order format;
Definition: Format.h:20
fsdk
SDK namespace.
Definition: IAGSEstimator.h:8
fsdk::Format::Unknown
unknown format.
Definition: Format.h:16
fsdk::Format::getChannelStep
int getChannelStep() const noexcept
Get channel step.
Definition: Format.h:54
fsdk::Format::isBlock
bool isBlock() const noexcept
Definition: Format.h:162
fsdk::Format::Format
Format() noexcept
Initializes format structure.
Definition: Format.h:176
fsdk::Format::computePitch
int computePitch(int rowWidth) const noexcept
Compute row size in bytes.
Definition: Format.h:117
fsdk::Format::isValid
bool isValid() const noexcept
Definition: Format.h:169
fsdk::Format
Image format.
Definition: Format.h:11
fsdk::Format::isBGR
bool isBGR() const noexcept
Definition: Format.h:137
fsdk::Format::getChannelCount
int getChannelCount() const noexcept
Get color channel count.
Definition: Format.h:33
fsdk::Format::getByteDepth
int getByteDepth() const noexcept
Get number of bytes per pixel.
Definition: Format.h:103
fsdk::Format::B8G8R8
3 channel, 8 bit per channel, B-G-R color order format;
Definition: Format.h:19
fsdk::Format::Type
Type
Format type enumeration.
Definition: Format.h:15
fsdk::Format::m_type
Type m_type
Format type.
Definition: Format.h:189
fsdk::Format::isPadded
bool isPadded() const noexcept
Definition: Format.h:123
fsdk::Format::R8
1 channel, 8 bit per channel format;
Definition: Format.h:21
fsdk::Format::B8G8R8X8
3 channel, 8 bit per channel, B-G-R color order format with 8 bit padding before next pixel; ...
Definition: Format.h:17
fsdk::Format::R16
1 channel, 16 bit per channel format;
Definition: Format.h:22
fsdk::Format::R8G8B8X8
3 channel, 8 bit per channel, R-G-B color order format with 8 bit padding before next pixel; ...
Definition: Format.h:18
fsdk::Format::YUV_NV21
4:2:0 format with a plane of 8-bit Y samples followed by interleaved 2x2 subsampled V/U 8-bit chroma ...
Definition: Format.h:24
fsdk::Format::isYUV
bool isYUV() const noexcept
Definition: Format.h:149
fsdk::Format::Format
Format(Type type) noexcept
Initializes format structure.
Definition: Format.h:181
fsdk::Format::IR_X8X8X8
3 channel, 8 bit per channel format with InfraRed semantics.
Definition: Format.h:23