added maxpool1d onnx operator

crates/burn-core/src/nn/pool/max_pool1d.rs

@@ -8,7 +8,7 @@ use crate::tensor::Tensor;
 use burn_tensor::module::max_pool1d;
 
 /// Configuration to create a [1D max pooling](MaxPool1d) layer.
-#[derive(Config)]
+#[derive(Config, Debug)]
 pub struct MaxPool1dConfig {
     /// The size of the kernel.
     pub kernel_size: usize,

crates/burn-import/SUPPORTED-ONNX-OPS.md

@@ -102,7 +102,7 @@ represent the corresponding Burn Op.
 | [MatMul][94]                     |       ✅       |      ✅      |
 | [MatMulInteger][95]              |       ❌       |      ✅      |
 | [Max][96]                        |       ❌       |      ✅      |
-| [MaxPool1d][97]                  |       ❌       |      ✅      |
+| [MaxPool1d][97]                  |       ✅       |      ✅      |
 | [MaxPool2d][98]                  |       ✅       |      ✅      |
 | [MaxRoiPool][99]                 |       ❌       |      ❌      |
 | [MaxUnpool][100]                 |       ❌       |      ❌      |

crates/burn-import/onnx-tests/build.rs

@@ -32,6 +32,7 @@ fn main() {
         .input("tests/log_softmax/log_softmax.onnx")
         .input("tests/log/log.onnx")
         .input("tests/matmul/matmul.onnx")
+        .input("tests/maxpool1d/maxpool1d.onnx")
         .input("tests/maxpool2d/maxpool2d.onnx")
         .input("tests/mul/mul.onnx")
         .input("tests/neg/neg.onnx")

crates/burn-import/onnx-tests/tests/maxpool1d/maxpool1d.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+
+# used to generate model: maxpool2d1.onnx
+
+import torch
+import torch.nn as nn
+
+
+class Model(nn.Module):
+    def __init__(self):
+        super(Model, self).__init__()
+
+        self.maxpool = nn.MaxPool1d(5, stride=2, padding=2, dilation=1)
+
+    def forward(self, x):
+        x = self.maxpool(x)
+        return x
+
+
+def main():
+    # Set seed for reproducibility
+    torch.manual_seed(42)
+
+    # Print options
+    torch.set_printoptions(precision=3)
+
+    # Export to onnx
+    model = Model()
+    model.eval()
+    device = torch.device("cpu")
+
+    file_name = "maxpool1d.onnx"
+    test_input = torch.randn(1, 5, 5, device=device)
+    torch.onnx.export(model, test_input, file_name,
+                      verbose=False, opset_version=16)
+
+    print("Finished exporting model to {}".format(file_name))
+
+    # Output some test data for use in the test
+    print("Test input data shape of ones: {}".format(test_input.shape))
+    print("Test input data of ones: {}".format(test_input))
+    output = model.forward(test_input)
+    print("Test output data shape: {}".format(output.shape))
+    print("Test output: {}".format(output))
+
+
+if __name__ == '__main__':
+    main()
+

crates/burn-import/onnx-tests/tests/onnx_tests.rs

@@ -43,6 +43,7 @@ include_models!(
     log,
     mask_where,
     matmul,
+    maxpool1d,
     maxpool2d,
     mul,
     neg,
@@ -442,6 +443,31 @@ mod tests {
         assert_eq!(output1.to_data(), expected1);
         assert_eq!(output2, expected2);
     }
+    #[test]
+    fn maxpool1d() {
+        let device = Default::default();
+
+        let model: maxpool1d::Model<Backend> = maxpool1d::Model::new(&device);
+        let input = Tensor::<Backend, 3>::from_floats(
+            [[
+                [1.927, 1.487, 0.901, -2.106, 0.678],
+                [-1.235, -0.043, -1.605, -0.752, -0.687],
+                [-0.493, 0.241, -1.111, 0.092, -2.317],
+                [-0.217, -1.385, -0.396, 0.803, -0.622],
+                [-0.592, -0.063, -0.829, 0.331, -1.558],
+            ]],
+            &device,
+        );
+        let output = model.forward(input);
+        let expected = Data::from([[
+            [1.927, 1.927, 0.901],
+            [-0.043, -0.043, -0.687],
+            [0.241, 0.241, 0.092],
+            [-0.217, 0.803, 0.803],
+            [-0.063, 0.331, 0.331],
+        ]]);
+        assert_eq!(output.to_data(), expected);
+    }
 
     #[test]
     fn maxpool2d() {

crates/burn-import/src/burn/node/base.rs

@@ -1,13 +1,11 @@
-use super::layer_norm::LayerNormNode;
-use super::mask_where::WhereNode;
-use super::prelu::PReluNode;
-use super::unsqueeze::UnsqueezeNode;
 use super::{
     avg_pool2d::AvgPool2dNode, batch_norm::BatchNormNode, binary::BinaryNode, clip::ClipNode,
     concat::ConcatNode, constant::ConstantNode, conv1d::Conv1dNode, conv2d::Conv2dNode,
     conv_transpose_2d::ConvTranspose2dNode, dropout::DropoutNode, gather::GatherNode,
-    global_avg_pool::GlobalAvgPoolNode, linear::LinearNode, matmul::MatmulNode,
-    max_pool2d::MaxPool2dNode, reshape::ReshapeNode, unary::UnaryNode,
+    global_avg_pool::GlobalAvgPoolNode, layer_norm::LayerNormNode, linear::LinearNode,
+    mask_where::WhereNode, matmul::MatmulNode, max_pool1d::MaxPool1dNode,
+    max_pool2d::MaxPool2dNode, prelu::PReluNode, reshape::ReshapeNode, unary::UnaryNode,
+    unsqueeze::UnsqueezeNode,
 };
 use crate::burn::{BurnImports, Scope, Type};
 use burn::backend::NdArray;
@@ -93,6 +91,7 @@ pub enum Node<PS: PrecisionSettings> {
     LayerNorm(LayerNormNode<PS>),
     Linear(LinearNode<PS>),
     Matmul(MatmulNode),
+    MaxPool1d(MaxPool1dNode),
     MaxPool2d(MaxPool2dNode),
     Reshape(ReshapeNode),
     Unary(UnaryNode),
@@ -120,6 +119,7 @@ macro_rules! match_all {
             Node::LayerNorm(node) => $func(node),
             Node::Linear(node) => $func(node),
             Node::Matmul(node) => $func(node),
+            Node::MaxPool1d(node) => $func(node),
             Node::MaxPool2d(node) => $func(node),
             Node::Reshape(node) => $func(node),
             Node::Unary(node) => $func(node),
@@ -157,6 +157,7 @@ impl<PS: PrecisionSettings> Node<PS> {
             Node::LayerNorm(_) => "layer_norm",
             Node::Linear(_) => "linear",
             Node::Matmul(_) => "matmul",
+            Node::MaxPool1d(_) => "max_pool1d",
             Node::MaxPool2d(_) => "max_pool2d",
             Node::Reshape(_) => "reshape",
             Node::Unary(unary) => unary.kind.as_str(),

crates/burn-import/src/burn/node/max_pool1d.rs

@@ -0,0 +1,158 @@
+use proc_macro2::TokenStream;
+use quote::quote;
+
+use burn::{nn::pool::MaxPool1dConfig, record::PrecisionSettings};
+
+use super::{Node, NodeCodegen};
+use crate::burn::{BurnImports, OtherType, Scope, TensorType, ToTokens, Type};
+
+#[derive(Debug, Clone)]
+pub struct MaxPool1dNode {
+    pub field: OtherType,
+    pub input: TensorType,
+    pub output: TensorType,
+    pub config: MaxPool1dConfig,
+}
+
+impl MaxPool1dNode {
+    pub fn new<S: AsRef<str>>(
+        name: S,
+        input: TensorType,
+        output: TensorType,
+        config: MaxPool1dConfig,
+    ) -> Self {
+        Self {
+            field: OtherType::new(
+                name,
+                quote! {
+                    MaxPool1d
+                },
+            ),
+            input,
+            output,
+            config,
+        }
+    }
+}
+
+impl<PS: PrecisionSettings> NodeCodegen<PS> for MaxPool1dNode {
+    fn input_types(&self) -> Vec<Type> {
+        vec![Type::Tensor(self.input.clone())]
+    }
+    fn output_types(&self) -> Vec<Type> {
+        vec![Type::Tensor(self.output.clone())]
+    }
+    fn field_type(&self) -> Option<Type> {
+        Some(Type::Other(self.field.clone()))
+    }
+
+    fn field_init(&self) -> Option<TokenStream> {
+        let name = &self.field.name;
+        let kernel_size = self.config.kernel_size.to_tokens();
+        let strides = self.config.stride.to_tokens();
+        let padding = self.config.padding.to_tokens();
+        let dilation = self.config.dilation.to_tokens();
+        let tokens = quote! {
+            let #name = MaxPool1dConfig::new(#kernel_size)
+                .with_stride(#strides)
+                .with_padding(#padding)
+                .with_dilation(#dilation)
+                .init();
+        };
+
+        Some(tokens)
+    }
+
+    fn forward(&self, scope: &mut Scope, node_position: usize) -> TokenStream {
+        let input = scope.tensor_use_owned(&self.input, node_position);
+        let output = &self.output.name;
+        let field = &self.field.name;
+
+        quote! {
+            let #output = self.#field.forward(#input);
+        }
+    }
+
+    fn register_imports(&self, imports: &mut BurnImports) {
+        imports.register("burn::nn::PaddingConfig1d");
+        imports.register("burn::nn::pool::MaxPool1d");
+        imports.register("burn::nn::pool::MaxPool1dConfig");
+    }
+
+    fn into_node(self) -> Node<PS> {
+        Node::MaxPool1d(self)
+    }
+
+    fn field_serialize<S: serde::Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
+        S::serialize_none(serializer)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::burn::{graph::BurnGraph, node::test::assert_tokens, TensorType};
+    use burn::{
+        nn::{pool::MaxPool1dConfig, PaddingConfig1d},
+        record::FullPrecisionSettings,
+    };
+
+    #[test]
+    fn test_codegen() {
+        let mut graph = BurnGraph::<FullPrecisionSettings>::default();
+
+        graph.register(MaxPool1dNode::new(
+            "max_pool1d",
+            TensorType::new_float("input", 3),
+            TensorType::new_float("output", 3),
+            MaxPool1dConfig::new(3)
+                .with_stride(1)
+                .with_padding(PaddingConfig1d::Valid)
+                .with_dilation(1),
+        ));
+
+        graph.register_input_output(vec!["input".to_string()], vec!["output".to_string()]);
+
+        let expected = quote! {
+            use burn::{
+                module::Module,
+                tensor::{backend::Backend, Tensor},
+            };
+            use burn::nn::PaddingConfig1d;
+            use burn::nn::pool::MaxPool1d;
+            use burn::nn::pool::MaxPool1dConfig;
+
+            #[derive(Module, Debug)]
+            pub struct Model <B: Backend> {
+                max_pool1d: MaxPool1d,
+                phantom: core::marker::PhantomData<B>,
+                device: burn::module::Ignored<B::Device>,
+            }
+
+            impl<B: Backend> Model <B> {
+                #[allow(unused_variables)]
+                pub fn new(device: &B::Device) -> Self {
+                    let max_pool1d = MaxPool1dConfig::new(3)
+                        .with_stride(1)
+                        .with_padding(PaddingConfig1d::Valid)
+                        .with_dilation(1)
+                        .init();
+
+                    Self {
+                        max_pool1d,
+                        phantom: core::marker::PhantomData,
+                        device: burn::module::Ignored(device.clone()),
+                    }
+                }
+                #[allow(clippy::let_and_return, clippy::approx_constant)]
+                pub fn forward(&self, input: Tensor<B, 3>) -> Tensor<B, 3> {
+                    let output = self.max_pool1d.forward(input);
+
+                    output
+                }
+            }
+        };
+
+        assert_tokens(graph.codegen(), expected);
+    }
+}

crates/burn-import/src/burn/node/mod.rs

@@ -16,6 +16,7 @@ pub(crate) mod layer_norm;
 pub(crate) mod linear;
 pub(crate) mod mask_where;
 pub(crate) mod matmul;
+pub(crate) mod max_pool1d;
 pub(crate) mod max_pool2d;
 pub(crate) mod prelu;
 pub(crate) mod reshape;

crates/burn-import/src/onnx/op_configuration.rs

@@ -1,6 +1,6 @@
 use burn::nn::{
     conv::{Conv1dConfig, Conv2dConfig, ConvTranspose2dConfig},
-    pool::{AvgPool2dConfig, MaxPool2dConfig},
+    pool::{AvgPool2dConfig, MaxPool1dConfig, MaxPool2dConfig},
     BatchNormConfig, DropoutConfig, LayerNormConfig, LinearConfig, PaddingConfig1d,
     PaddingConfig2d,
 };
@@ -96,6 +96,33 @@ pub fn conv2d_config(curr: &Node) -> Conv2dConfig {
     .with_padding(padding)
 }
 
+/// Create a MaxPool2dConfig from the attributes of the node
+pub fn max_pool1d_config(curr: &Node) -> MaxPool1dConfig {
+    let mut kernel_shape = Vec::new();
+    let mut stride = vec![1];
+    let mut pads = vec![0, 0];
+    let mut dilation = vec![1];
+
+    for (key, value) in curr.attrs.iter() {
+        match key.as_str() {
+            "kernel_shape" => kernel_shape = value.clone().into_i64s(),
+            "strides" => stride = value.clone().into_i64s(),
+            "pads" => pads = value.clone().into_i64s(),
+            "dilations" => dilation = value.clone().into_i64s(),
+            _ => {}
+        }
+    }
+    assert_eq!(kernel_shape.len(), 1);
+    assert_eq!(dilation.len(), 1);
+    assert_eq!(stride.len(), 1);
+    let padding = padding_config_1d(&pads);
+
+    MaxPool1dConfig::new(kernel_shape[0] as usize)
+        .with_stride(stride[0] as usize)
+        .with_padding(padding)
+        .with_dilation(dilation[0] as usize)
+}
+
 /// Create a MaxPool2dConfig from the attributes of the node
 pub fn max_pool2d_config(curr: &Node) -> MaxPool2dConfig {
     let mut kernel_shape = Vec::new();

crates/burn-import/src/onnx/to_burn.rs

@@ -30,6 +30,7 @@ use crate::{
             linear::LinearNode,
             mask_where::WhereNode,
             matmul::MatmulNode,
+            max_pool1d::MaxPool1dNode,
             max_pool2d::MaxPool2dNode,
             prelu::PReluNode,
             reshape::ReshapeNode,
@@ -239,6 +240,7 @@ impl OnnxGraph {
                 NodeType::Cos => graph.register(Self::cos_conversion(node)),
                 NodeType::Conv1d => graph.register(Self::conv1d_conversion::<PS>(node)),
                 NodeType::Conv2d => graph.register(Self::conv2d_conversion::<PS>(node)),
+                NodeType::MaxPool1d => graph.register(Self::max_pool1d_conversion(node)),
                 NodeType::MaxPool2d => graph.register(Self::max_pool2d_conversion(node)),
                 NodeType::PRelu => graph.register(Self::prelu_conversion::<PS>(node)),
                 NodeType::AveragePool2d => graph.register(Self::avg_pool_2d_conversion(node)),
@@ -694,6 +696,14 @@ impl OnnxGraph {
         let name = &node.name;
         Conv2dNode::<PS>::new(name, input, output, weight, bias, config)
     }
+    fn max_pool1d_conversion(node: Node) -> MaxPool1dNode {
+        let input = node.inputs.first().unwrap().to_tensor_type();
+        let output = node.outputs.first().unwrap().to_tensor_type();
+        let config = max_pool1d_config(&node);
+
+        let name = &node.name;
+        MaxPool1dNode::new(name, input, output, config)
+    }
 
     fn max_pool2d_conversion(node: Node) -> MaxPool2dNode {
         let input = node.inputs.first().unwrap().to_tensor_type();