void CropTransformer::InitFromConfig(const ConfigParameters &config)
{
m_cropType = ParseCropType(config(L"cropType", ""));
floatargvector cropRatio = config(L"cropRatio", "1.0");
m_cropRatioMin = cropRatio[0];
m_cropRatioMax = cropRatio[1];
if (!(0 < m_cropRatioMin && m_cropRatioMin <= 1.0) ||
!(0 < m_cropRatioMax && m_cropRatioMax <= 1.0) ||
m_cropRatioMin > m_cropRatioMax)
{
RuntimeError("Invalid cropRatio value, must be > 0 and <= 1. cropMin must "
"<= cropMax");
}
m_jitterType = ParseJitterType(config(L"jitterType", ""));
if (!config.ExistsCurrent(L"hflip"))
{
m_hFlip = m_cropType == CropType::Random;
}
else
{
m_hFlip = config(L"hflip");
}
}
void CropTransformer::InitFromConfig(const ConfigParameters &config)
{
floatargvector cropRatio = config(L"cropRatio", "1.0");
m_cropRatioMin = cropRatio[0];
m_cropRatioMax = cropRatio[1];
if (!(0 < m_cropRatioMin && m_cropRatioMin <= 1.0) ||
!(0 < m_cropRatioMax && m_cropRatioMax <= 1.0) ||
m_cropRatioMin > m_cropRatioMax)
{
RuntimeError("Invalid cropRatio value, must be > 0 and <= 1. cropMin must "
"<= cropMax");
}
m_jitterType = ParseJitterType(config(L"jitterType", ""));
if (!config.ExistsCurrent(L"hflip"))
{
m_hFlip = m_imageConfig->GetCropType() == CropType::Random;
}
else
{
m_hFlip = config(L"hflip");
}
m_aspectRatioRadius = config(L"aspectRatioRadius", ConfigParameters::Array(doubleargvector(vector<double>{0.0})));
}
CropTransformer::CropTransformer(const ConfigParameters& config) : ImageTransformerBase(config)
{
intargvector cropSize = config(L"cropSize", "0");
m_cropWidth = cropSize[0];
m_cropHeight = cropSize[1];
if (m_cropWidth < 0 || m_cropHeight < 0)
{
RuntimeError("Invalid cropSize value, must be >= 0");
}
m_useSideRatio = true;
floatargvector sideRatio = config(L"sideRatio", "0.0");
m_sideRatioMin = sideRatio[0];
m_sideRatioMax = sideRatio[1];
if (m_sideRatioMin == 0.0 && m_sideRatioMax == 0.0) // taking default value means not specified
{
m_useSideRatio = false;
}
else if (!(m_sideRatioMin > 0 && m_sideRatioMax <= 1.0) ||
m_sideRatioMin > m_sideRatioMax)
{
RuntimeError("Invalid sideRatio value, must be > 0 and <= 1. sideMin must <= sideMax");
}
m_useAreaRatio = true;
floatargvector areaRatio = config(L"areaRatio", "0.0");
m_areaRatioMin = areaRatio[0];
m_areaRatioMax = areaRatio[1];
if (m_areaRatioMin == 0.0 && m_areaRatioMax == 0.0) // taking default value means not specified
{
m_useAreaRatio = false;
}
else if (!(m_areaRatioMin > 0 && m_areaRatioMax <= 1.0) ||
m_areaRatioMin > m_areaRatioMax)
{
RuntimeError("Invalid areaRatio value, must be > 0 and <= 1. areaMin must <= areaMax");
}
if (m_useSideRatio && m_useAreaRatio)
RuntimeError("sideRatio and areaRatio cannot be specified simultaneously");
floatargvector aspectRatio = config(L"aspectRatio", "1.0");
m_aspectRatioMin = aspectRatio[0];
m_aspectRatioMax = aspectRatio[1];
if (!(m_aspectRatioMin > 0 && m_aspectRatioMax <= 1.0) ||
m_aspectRatioMin > m_aspectRatioMax)
{
RuntimeError("Invalid aspectRatio value, must be > 0 and <= 1. aspectMin must <= aspectMax");
}
m_jitterType = ParseJitterType(config(L"jitterType", ""));
m_cropType = ImageConfigHelper::ParseCropType(config(L"cropType", ""));
if (!config.ExistsCurrent(L"hflip"))
{
m_hFlip = (m_cropType == CropType::RandomSide || m_cropType == CropType::RandomArea);
}
else
{
m_hFlip = config(L"hflip");
}
// for MultiView10 we need to set m_hflip = false, otherwise we might not get 5 unflipped image (see CropTransformer::Apply below)
if (m_cropType == CropType::MultiView10)
{
m_hFlip = false;
}
}
