Compute Library
 21.02
ScaleUtils.h
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24 #ifndef UTILS_CORE_SCALEUTILS_H
25 #define UTILS_CORE_SCALEUTILS_H
26 
27 #include "arm_compute/core/Types.h"
28 
29 #include <cstdint>
30 #include <cstdlib>
31 
32 namespace arm_compute
33 {
34 namespace scale_utils
35 {
36 /** Returns resize ratio between input and output with consideration of aligned corners
37  *
38  * @param[in] input_size The input size
39  * @param[in] output_size the output size
40  * @param[in] align_corners True to align corners of input and output. Defaults to false.
41  *
42  * @return The ratio between input and output (i.e., the input size divided by the output size)
43  */
44 float calculate_resize_ratio(size_t input_size, size_t output_size, bool align_corners = false);
45 
46 /** Returns if aligned corners are allowed for the given sampling policy
47  *
48  * @param[in] sampling_policy The sampling policy to consider
49  *
50  * @return True if aligned corners are allowed
51  */
53 {
54  return sampling_policy != SamplingPolicy::CENTER;
55 }
56 } // namespace scale_utils
57 } // namespace arm_compute
58 #endif /* UTILS_CORE_SCALEUTILS_H */
Copyright (c) 2017-2021 Arm Limited.
Samples are taken at pixel center.
bool is_align_corners_allowed_sampling_policy(SamplingPolicy sampling_policy)
Returns if aligned corners are allowed for the given sampling policy.
Definition: ScaleUtils.h:52
float calculate_resize_ratio(size_t input_size, size_t output_size, bool align_corners=false)
Returns resize ratio between input and output with consideration of aligned corners.
Definition: ScaleUtils.cpp:27
SamplingPolicy
Available Sampling Policies.
Definition: Types.h:102