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use crate::error::check;
use crate::Dtype;
use crate::Error;
use crate::ModelData;
use crate::VariableProfileTable;
use std::ffi::CString;
use std::ptr;
/// Builder for `VariableProfileTable`.
pub struct VariableProfileTableBuilder {
handle: menoh_sys::menoh_variable_profile_table_builder_handle,
}
impl VariableProfileTableBuilder {
/// Create a builder.
///
/// ```
/// # use menoh::*;
/// # fn main() -> Result<(), Error> {
/// let vpt_builder = VariableProfileTableBuilder::new()?;
/// # Ok(())
/// # }
/// ```
pub fn new() -> Result<Self, Error> {
let mut handle = ptr::null_mut();
unsafe {
check(menoh_sys::menoh_make_variable_profile_table_builder(
&mut handle,
))?
};
Ok(Self { handle })
}
/// Register a variable as input.
///
/// ```
/// # use menoh::*;
/// # fn main() -> Result<(), Error> {
/// # let mut vpt_builder = VariableProfileTableBuilder::new()?;
/// vpt_builder.add_input::<f32>("input", &[2, 3])?;
/// # Ok(())
/// # }
/// ```
pub fn add_input<T>(&mut self, name: &str, dims: &[usize]) -> Result<(), Error>
where
T: Dtype,
{
let name = CString::new(name)?;
let dims: Vec<_> = dims.iter().map(|&d| d as _).collect();
unsafe {
check(
menoh_sys::menoh_variable_profile_table_builder_add_input_profile(
self.handle,
name.as_ptr(),
T::ID,
dims.len() as _,
dims.as_ptr(),
),
)
}
}
/// Register a variable as output.
///
/// ```
/// # use menoh::*;
/// # fn main() -> Result<(), Error> {
/// # let mut vpt_builder = VariableProfileTableBuilder::new()?;
/// # vpt_builder.add_input::<f32>("input", &[2, 3])?;
/// vpt_builder.add_output("fc2")?;
/// # Ok(())
/// # }
/// ```
pub fn add_output(&mut self, name: &str) -> Result<(), Error> {
let name = CString::new(name)?;
unsafe {
check(
menoh_sys::menoh_variable_profile_table_builder_add_output_name(
self.handle,
name.as_ptr(),
),
)
}
}
/// Build a `VariableProfileTable` using a `ModelData`.
///
/// ```
/// # use menoh::*;
/// # fn main() -> Result<(), Error> {
/// # let mut model_data = ModelData::from_onnx("MLP.onnx")?;
/// # let mut vpt_builder = VariableProfileTableBuilder::new()?;
/// # vpt_builder.add_input::<f32>("input", &[2, 3])?;
/// # vpt_builder.add_output("fc2")?;
/// let vpt = vpt_builder.build(&model_data)?;
/// # Ok(())
/// # }
/// ```
pub fn build(self, model_data: &ModelData) -> Result<VariableProfileTable, Error> {
let mut handle = ptr::null_mut();
unsafe {
check(menoh_sys::menoh_build_variable_profile_table(
self.handle,
model_data.handle,
&mut handle,
))?;
Ok(VariableProfileTable { handle })
}
}
}
impl Drop for VariableProfileTableBuilder {
fn drop(&mut self) {
unsafe { menoh_sys::menoh_delete_variable_profile_table_builder(self.handle) }
}
}
#[cfg(test)]
mod tests;