COMPMID-1035 - Add ResneXt50 as a graph example

Change-Id: I42f0e7dab38e45b5eecfe6858eaecee8939c8585
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/129291
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>

1 files changed, 39 insertions, 0 deletions

diff --git a/utils/GraphUtils.cpp b/utils/GraphUtils.cpp
index 145e44950b..0edb6f2a56 100644
--- a/utils/GraphUtils.cpp
+++ b/utils/GraphUtils.cpp
@@ -129,6 +129,45 @@ bool DummyAccessor::access_tensor(ITensor &tensor)
     return ret;
 }
 
+NumPyAccessor::NumPyAccessor(std::string npy_path, TensorShape shape, DataType data_type, std::ostream &output_stream)
+    : _npy_tensor(), _filename(std::move(npy_path)), _output_stream(output_stream)
+{
+    NumPyBinLoader loader(_filename);
+
+    TensorInfo info(shape, 1, data_type);
+    _npy_tensor.allocator()->init(info);
+    _npy_tensor.allocator()->allocate();
+
+    loader.access_tensor(_npy_tensor);
+}
+
+template <typename T>
+void NumPyAccessor::access_numpy_tensor(ITensor &tensor)
+{
+    const int num_elements          = tensor.info()->total_size();
+    int       num_mismatches        = utils::compare_tensor<T>(tensor, _npy_tensor);
+    float     percentage_mismatches = static_cast<float>(num_mismatches) / num_elements;
+
+    _output_stream << "Results: " << 100.f - (percentage_mismatches * 100) << " % matches with the provided output[" << _filename << "]." << std::endl;
+}
+
+bool NumPyAccessor::access_tensor(ITensor &tensor)
+{
+    ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(&tensor, 1, DataType::F32);
+    ARM_COMPUTE_ERROR_ON(_npy_tensor.info()->dimension(0) != tensor.info()->dimension(0));
+
+    switch(tensor.info()->data_type())
+    {
+        case DataType::F32:
+            access_numpy_tensor<float>(tensor);
+            break;
+        default:
+            ARM_COMPUTE_ERROR("NOT SUPPORTED!");
+    }
+
+    return false;
+}
+
 PPMAccessor::PPMAccessor(std::string ppm_path, bool bgr, std::unique_ptr<IPreprocessor> preprocessor)
     : _ppm_path(std::move(ppm_path)), _bgr(bgr), _preprocessor(std::move(preprocessor))
 {