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Allow serilization and printing of shape_predictor_training_options

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Add a simple print and serialization scheme for
shape_predictor_training_options. This enables you to serialize
your training options.
This commit is contained in:
Patrick Snape 2016-02-03 10:58:21 +00:00
parent ad882c4a31
commit d7cac78757
2 changed files with 72 additions and 1 deletions
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4
tools/python/src/shape_predictor.cpp
View File

@ -210,7 +210,9 @@ void bind_shape_predictors()
e.g a padding of 0.5 would cause the algorithm to sample pixels from a box that was 2x2 pixels")
.add_property("random_seed", &type::random_seed,
&type::random_seed,
"The random seed used by the internal random number generator");
"The random seed used by the internal random number generator")
.def("__str__", &::print_shape_predictor_training_options)
.def_pickle(serialize_pickle<type>());
}
{
typedef shape_predictor type;

69
tools/python/src/shape_predictor.h
View File

@ -45,6 +45,75 @@ namespace dlib
std::string random_seed;
};
inline void serialize (
const shape_predictor_training_options& item,
std::ostream& out
)
{
try
{
serialize(item.be_verbose,out);
serialize(item.cascade_depth,out);
serialize(item.tree_depth,out);
serialize(item.num_trees_per_cascade_level,out);
serialize(item.nu,out);
serialize(item.oversampling_amount,out);
serialize(item.feature_pool_size,out);
serialize(item.lambda_param,out);
serialize(item.num_test_splits,out);
serialize(item.feature_pool_region_padding,out);
serialize(item.random_seed,out);
}
catch (serialization_error& e)
{
throw serialization_error(e.info + "\n while serializing an object of type shape_predictor_training_options");
}
}
inline void deserialize (
shape_predictor_training_options& item,
std::istream& in
)
{
try
{
deserialize(item.be_verbose,in);
deserialize(item.cascade_depth,in);
deserialize(item.tree_depth,in);
deserialize(item.num_trees_per_cascade_level,in);
deserialize(item.nu,in);
deserialize(item.oversampling_amount,in);
deserialize(item.feature_pool_size,in);
deserialize(item.lambda_param,in);
deserialize(item.num_test_splits,in);
deserialize(item.feature_pool_region_padding,in);
deserialize(item.random_seed,in);
}
catch (serialization_error& e)
{
throw serialization_error(e.info + "\n while deserializing an object of type shape_predictor_training_options");
}
}
string print_shape_predictor_training_options(const shape_predictor_training_options& o)
{
std::ostringstream sout;
sout << "shape_predictor_training_options("
<< "be_verbose=" << o.be_verbose << ","
<< "cascade_depth=" << o.cascade_depth << ","
<< "tree_depth=" << o.tree_depth << ","
<< "num_trees_per_cascade_level=" << o.num_trees_per_cascade_level << ","
<< "nu=" << o.nu << ","
<< "oversampling_amount=" << o.oversampling_amount << ","
<< "feature_pool_size=" << o.feature_pool_size << ","
<< "lambda_param=" << o.lambda_param << ","
<< "num_test_splits=" << o.num_test_splits << ","
<< "feature_pool_region_padding=" << o.feature_pool_region_padding << ","
<< "random_seed=" << o.random_seed
<< ")";
return sout.str();
}
// ----------------------------------------------------------------------------------------
namespace impl