From c04a0e8f93c620d05444251e1ae55dcf8c660a1b Mon Sep 17 00:00:00 2001 From: giuros01 Date: Wed, 3 Oct 2018 12:44:35 +0100 Subject: COMPMID-1327: Add support for BBoxTransform operator in CL Change-Id: I91865506166951b3bf7f06a0b2d4cde925cfefb6 Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/153447 Tested-by: bsgcomp Reviewed-by: Pablo Tello --- arm_compute/core/CL/CLKernels.h | 1 + .../core/CL/kernels/CLBoundingBoxTransformKernel.h | 84 ++++++++++++++++++++++ arm_compute/core/Types.h | 58 +++++++++++++++ 3 files changed, 143 insertions(+) create mode 100644 arm_compute/core/CL/kernels/CLBoundingBoxTransformKernel.h (limited to 'arm_compute/core') diff --git a/arm_compute/core/CL/CLKernels.h b/arm_compute/core/CL/CLKernels.h index 95b6f9b70f..298cf5241f 100644 --- a/arm_compute/core/CL/CLKernels.h +++ b/arm_compute/core/CL/CLKernels.h @@ -37,6 +37,7 @@ #include "arm_compute/core/CL/kernels/CLBitwiseNotKernel.h" #include "arm_compute/core/CL/kernels/CLBitwiseOrKernel.h" #include "arm_compute/core/CL/kernels/CLBitwiseXorKernel.h" +#include "arm_compute/core/CL/kernels/CLBoundingBoxTransformKernel.h" #include "arm_compute/core/CL/kernels/CLBox3x3Kernel.h" #include "arm_compute/core/CL/kernels/CLCannyEdgeKernel.h" #include "arm_compute/core/CL/kernels/CLChannelCombineKernel.h" diff --git a/arm_compute/core/CL/kernels/CLBoundingBoxTransformKernel.h b/arm_compute/core/CL/kernels/CLBoundingBoxTransformKernel.h new file mode 100644 index 0000000000..6f0abc1888 --- /dev/null +++ b/arm_compute/core/CL/kernels/CLBoundingBoxTransformKernel.h @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2018 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef __ARM_COMPUTE_CLBOUNDINGBOXTRANSFORMKERNEL_H__ +#define __ARM_COMPUTE_CLBOUNDINGBOXTRANSFORMKERNEL_H__ + +#include "arm_compute/core/CL/ICLKernel.h" + +namespace arm_compute +{ +class ICLTensor; + +/** Interface for the bounding box kernel */ +class CLBoundingBoxTransformKernel : public ICLKernel +{ +public: + /** Default constructor */ + CLBoundingBoxTransformKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLBoundingBoxTransformKernel(const CLBoundingBoxTransformKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + CLBoundingBoxTransformKernel &operator=(const CLBoundingBoxTransformKernel &) = delete; + /** Allow instances of this class to be moved */ + CLBoundingBoxTransformKernel(CLBoundingBoxTransformKernel &&) = default; + /** Allow instances of this class to be moved */ + CLBoundingBoxTransformKernel &operator=(CLBoundingBoxTransformKernel &&) = default; + /** Default destructor */ + ~CLBoundingBoxTransformKernel() = default; + + /** Set the input and output tensors. + * + * @param[in] boxes Source tensor. Bounding box proposals in pixel coordinates. Size(M, 4), format [x1, y1, x2, y2]. Data types supported: F16/F32. + * @param[out] pred_boxes Destination tensor. Pixel coordinates of the transformed bounding boxes. Size (M, 4*K), format [x1, y1, x2, y2]. Data types supported: Same as @p input + * @param[in] deltas Bounding box translations and scales. Size (M, 4*K), format [dx, dy, dw, dh], K is the number of classes. Data types supported: Same as @p input + * @param[in] info Contains BoundingBox operation information described in @ref BoundingBoxTransformInfo. + * + * @note Only single image prediction is supported. Height and Width (and scale) of the image will be contained in the BoundingBoxTransformInfo struct. + * + */ + void configure(const ICLTensor *boxes, ICLTensor *pred_boxes, const ICLTensor *deltas, const BoundingBoxTransformInfo &info); + + /** Static function to check if given info will lead to a valid configuration of @ref CLBoundingBoxTransform + * + * @param[in] boxes Source tensor info. Bounding box proposals in pixel coordinates. Size(M, 4), format [x1, y1, x2, y2]. Data types supported: F16/F32. + * @param[in] pred_boxes Destination tensor info. Pixel coordinates of the transformed bounding boxes. Size (M, 4*K), format [x1, y1, x2, y2]. Data types supported: Same as @p input + * @param[in] deltas Bounding box translations and scales. Size (M, 4*K), format [dx, dy, dw, dh], K is the number of classes. Data types supported: Same as @p input + * @param[in] info Contains BoundingBox operation information described in @ref BoundingBoxTransformInfo. + * + * @note Only single image prediction is supported. Height and Width (and scale) of the image will be contained in the BoundingBoxTransformInfo struct. + * + * @return a Status + */ + static Status validate(const ITensorInfo *boxes, const ITensorInfo *pred_boxes, const ITensorInfo *deltas, const BoundingBoxTransformInfo &info); + + // Inherited methods overridden: + void run(const Window &window, cl::CommandQueue &queue) override; + +private: + const ICLTensor *_boxes; + ICLTensor *_pred_boxes; + const ICLTensor *_deltas; +}; +} // namespace arm_compute +#endif /*__ARM_COMPUTE_CLBOUNDINGBOXTRANSFORMKERNEL_H__ */ diff --git a/arm_compute/core/Types.h b/arm_compute/core/Types.h index 8a8cd509fa..5e04bcd0f4 100644 --- a/arm_compute/core/Types.h +++ b/arm_compute/core/Types.h @@ -851,6 +851,64 @@ private: unsigned int _sampling_ratio; }; +/** Bounding Box Transform information class */ +class BoundingBoxTransformInfo +{ +public: + /** Constructor + * + * @param[in] img_width Width of the original image + * @param[in] img_height Height, of the original image + * @param[in] scale Scale of the original image + * @param[in] apply_scale (Optional)Re-apply scaling after transforming the boxes. Defaults to false + * @param[in] weights (Optional)Weights [wx, wy, ww, wh] for the deltas. Defaults to all ones + * @param[in] bbox_xform_clip (Optional)Minimum bounding box width and height after bounding box transformation in log-space. Defaults to log(1000/16) + */ + BoundingBoxTransformInfo(float img_width, float img_height, float scale, bool apply_scale = false, const std::array weights = { 1.0, 1.0, 1.0, 1.0 }, float bbox_xform_clip = + 4.135166556742356) + : _img_width(img_width), _img_height(img_height), _scale(scale), _apply_scale(apply_scale), _weights(weights), _bbox_xform_clip(bbox_xform_clip) + { + } + + std::array weights() const + { + return _weights; + } + + float bbox_xform_clip() const + { + return _bbox_xform_clip; + } + + float img_height() const + { + return _img_height; + } + + float img_width() const + { + return _img_width; + } + + float scale() const + { + return _scale; + } + + bool apply_scale() const + { + return _apply_scale; + } + +private: + float _img_width; + float _img_height; + float _scale; + bool _apply_scale; + std::array _weights; + float _bbox_xform_clip; +}; + /** Activation Layer Information class */ class ActivationLayerInfo { -- cgit v1.2.1