wkcn commented on a change in pull request #15921: dynamic custom operator
support
URL: https://github.com/apache/incubator-mxnet/pull/15921#discussion_r331326421
##########
File path: include/mxnet/lib_api.h
##########
@@ -18,33 +18,756 @@
*/
/*!
- * Copyright (c) 2015 by Contributors
+ * Copyright (c) 2019 by Contributors
* \file lib_api.h
* \brief APIs to interact with libraries
+ * This API specifies function prototypes to
+ * register custom ops for library authors
*/
+
#ifndef MXNET_LIB_API_H_
#define MXNET_LIB_API_H_
+#include <stdint.h>
+#include <stdlib.h>
+#include <vector>
+#include <map>
+#include <string>
+#include <iostream>
+#include <utility>
+
+#define MX_LIBRARY_VERSION 1
+
+/*!
+ * \brief External Tensor data types
+ */
+enum MXDType {
+ kFloat32 = 0,
+ kFloat64 = 1,
+ kFloat16 = 2,
+ kUint8 = 3,
+ kInt32 = 4,
+ kInt8 = 5,
+ kInt64 = 6,
+};
+
+enum MXReturnValue {
+ MX_FAIL = 0,
+ MX_SUCCESS = 1,
+};
+
+/*!
+ * \brief External Tensor data structure
+ */
+struct MXTensor {
+ MXTensor() : data(NULL) {}
+
+ MXTensor(void *data, const std::vector<int64_t> &shape, MXDType dtype)
+ : data(data), shape(shape), dtype(dtype) {}
+
+ /*! \brief helper function to cast data pointer */
+ template<typename data_type>
+ inline data_type* getData() {
Review comment:
Agree : )
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