From 6940dd720ebb6b3d1df8ca203ab696daefe58189 Mon Sep 17 00:00:00 2001 From: Jim Flynn Date: Fri, 20 Mar 2020 12:25:56 +0000 Subject: renamed Documentation folder 20.02 and added .nojekyll file Signed-off-by: Jim Flynn --- 20.02/class_image_preprocessor.xhtml | 355 +++++++++++++++++++++++++++++++++++ 1 file changed, 355 insertions(+) create mode 100644 20.02/class_image_preprocessor.xhtml (limited to '20.02/class_image_preprocessor.xhtml') diff --git a/20.02/class_image_preprocessor.xhtml b/20.02/class_image_preprocessor.xhtml new file mode 100644 index 0000000000..9ea619b4a5 --- /dev/null +++ b/20.02/class_image_preprocessor.xhtml @@ -0,0 +1,355 @@ + + + + + + + + + + + + + +ArmNN: ImagePreprocessor< TDataType > Class Template Reference + + + + + + + + + + + + + + + + +
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+  20.02 +
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+Public Types | +Public Member Functions | +List of all members
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ImagePreprocessor< TDataType > Class Template Reference
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#include <ImagePreprocessor.hpp>

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+Public Types

enum  DataFormat { NHWC, +NCHW + }
 
using DataType = TDataType
 
using TTestCaseData = ClassifierTestCaseData< DataType >
 
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+Public Member Functions

 ImagePreprocessor (const std::string &binaryFileDirectory, unsigned int width, unsigned int height, const std::vector< ImageSet > &imageSet, float scale=255.0f, const std::array< float, 3 > mean={{0, 0, 0}}, const std::array< float, 3 > stddev={{1, 1, 1}}, DataFormat dataFormat=DataFormat::NHWC, unsigned int batchSize=1)
 
std::unique_ptr< TTestCaseData > GetTestCaseData (unsigned int testCaseId)
 
template<>
std::unique_ptr< ImagePreprocessor< float >::TTestCaseData > GetTestCaseData (unsigned int testCaseId)
 
template<>
std::unique_ptr< ImagePreprocessor< uint8_t >::TTestCaseData > GetTestCaseData (unsigned int testCaseId)
 
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Detailed Description

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template<typename TDataType>
+class ImagePreprocessor< TDataType >

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Definition at line 20 of file ImagePreprocessor.hpp.

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Member Typedef Documentation

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◆ DataType

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using DataType = TDataType
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Definition at line 23 of file ImagePreprocessor.hpp.

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◆ TTestCaseData

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using TTestCaseData = ClassifierTestCaseData<DataType>
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Definition at line 24 of file ImagePreprocessor.hpp.

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Member Enumeration Documentation

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◆ DataFormat

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enum DataFormat
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Enumerator
NHWC 
NCHW 
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Definition at line 26 of file ImagePreprocessor.hpp.

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27  {
28  NHWC,
29  NCHW
30  };
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Constructor & Destructor Documentation

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◆ ImagePreprocessor()

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ImagePreprocessor (const std::string & binaryFileDirectory,
unsigned int width,
unsigned int height,
const std::vector< ImageSet > & imageSet,
float scale = 255.0f,
const std::array< float, 3 > mean = {{0, 0, 0}},
const std::array< float, 3 > stddev = {{1, 1, 1}},
DataFormat dataFormat = DataFormat::NHWC,
unsigned int batchSize = 1 
)
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Definition at line 32 of file ImagePreprocessor.hpp.

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References ImagePreprocessor< TDataType >::GetTestCaseData().

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37  {{0, 0, 0}},
38  const std::array<float, 3> stddev={{1, 1, 1}},
39  DataFormat dataFormat=DataFormat::NHWC,
40  unsigned int batchSize=1)
41  : m_BinaryDirectory(binaryFileDirectory)
42  , m_Height(height)
43  , m_Width(width)
44  , m_BatchSize(batchSize)
45  , m_Scale(scale)
46  , m_ImageSet(imageSet)
47  , m_Mean(mean)
48  , m_Stddev(stddev)
49  , m_DataFormat(dataFormat)
50  {
51  }
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Member Function Documentation

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◆ GetTestCaseData() [1/3]

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std::unique_ptr<TTestCaseData> GetTestCaseData (unsigned int testCaseId)
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Referenced by ImagePreprocessor< TDataType >::ImagePreprocessor().

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◆ GetTestCaseData() [2/3]

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std::unique_ptr< ImagePreprocessor< float >::TTestCaseData > GetTestCaseData (unsigned int testCaseId)
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Definition at line 59 of file ImagePreprocessor.cpp.

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60 {
61  std::vector<float> resized;
62  auto label = GetLabelAndResizedImageAsFloat(testCaseId, resized);
63  return std::make_unique<TTestCaseData>(label, std::move(resized));
64 }
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◆ GetTestCaseData() [3/3]

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std::unique_ptr< ImagePreprocessor< uint8_t >::TTestCaseData > GetTestCaseData (unsigned int testCaseId)
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Definition at line 68 of file ImagePreprocessor.cpp.

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69 {
70  std::vector<float> resized;
71  auto label = GetLabelAndResizedImageAsFloat(testCaseId, resized);
72 
73  size_t resizedSize = resized.size();
74  std::vector<uint8_t> quantized(resized.size());
75 
76  for (size_t i=0; i<resizedSize; ++i)
77  {
78  quantized[i] = static_cast<uint8_t>(resized[i]);
79  }
80 
81  return std::make_unique<TTestCaseData>(label, std::move(quantized));
82 }
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The documentation for this class was generated from the following files: +
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+ + + + -- cgit v1.2.1