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[webgpu] Force NHWC for Conv #26381

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[webgpu] Force NHWC for Conv #26381

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13 changes: 8 additions & 5 deletions onnxruntime/core/providers/webgpu/webgpu_execution_provider.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -887,13 +887,16 @@ std::unique_ptr<onnxruntime::IExternalDataLoader> WebGpuExecutionProvider::GetEx
std::optional<bool> WebGpuExecutionProvider::ShouldConvertDataLayoutForOp(std::string_view node_domain,
std::string_view node_op_type,
DataLayout target_data_layout) const {
if (target_data_layout != DataLayout::NHWC) {
return std::nullopt;
}

// NHWC for Resize operator is not implemented on kWebGpuExecutionProvider
if (node_domain == kOnnxDomain && node_op_type == "Resize") {
return false;
if (target_data_layout == DataLayout::NHWC) {
return false;
}
}

// Use NHWC data layout for Conv kernels on WebGPU EP for optimal performance
if (node_domain == kOnnxDomain && node_op_type == "Conv") {
return (target_data_layout == DataLayout::NHWC);
}

return std::nullopt;
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