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author | Michele Di Giorgio <michele.digiorgio@arm.com> | 2019-08-28 16:27:26 +0100 |
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committer | Pablo Marquez <pablo.tello@arm.com> | 2019-09-04 14:32:18 +0000 |
commit | 4aff98fcfd3c736115f3983dc448c3280e570841 (patch) | |
tree | fd9ce801272b0a1aec9f14fbe89923760a5c2182 /src/core/CL/cl_kernels/bounding_box_transform_quantized.cl | |
parent | 49be2e32e697f3b7a124018bc3cee91adb5f9478 (diff) | |
download | ComputeLibrary-4aff98fcfd3c736115f3983dc448c3280e570841.tar.gz |
COMPMID-2247: Extend support of CLBoundingBoxTransform for QUANT16_ASYMM
Change-Id: I8af7a382c0bccf55cf7f4a64f46ce9e6cd965afe
Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1833
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Diffstat (limited to 'src/core/CL/cl_kernels/bounding_box_transform_quantized.cl')
-rw-r--r-- | src/core/CL/cl_kernels/bounding_box_transform_quantized.cl | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/src/core/CL/cl_kernels/bounding_box_transform_quantized.cl b/src/core/CL/cl_kernels/bounding_box_transform_quantized.cl new file mode 100644 index 0000000000..bebad62933 --- /dev/null +++ b/src/core/CL/cl_kernels/bounding_box_transform_quantized.cl @@ -0,0 +1,110 @@ +/* + * Copyright (c) 2019 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. + */ +#include "helpers_asymm.h" + +#if defined(DATA_TYPE) && defined(DATA_TYPE_DELTAS) && defined(WEIGHT_X) && defined(WEIGHT_Y) && defined(WEIGHT_W) && defined(WEIGHT_H) && defined(IMG_WIDTH) && defined(IMG_HEIGHT) && defined(BOX_FIELDS) && defined(SCALE_BEFORE) && defined(OFFSET_BOXES) && defined(SCALE_BOXES) && defined(OFFSET_DELTAS) && defined(SCALE_DELTAS) && defined(OFFSET_PRED_BOXES) && defined(SCALE_PRED_BOXES) // Check for compile time constants + +/** Perform a padded copy of input tensor to the output tensor for quantized data types. Padding values are defined at compile time + * + * @attention The following variables must be passed at compile time: + * -# -DDATA_TYPE= Tensor data type. Supported data types: QASYMM16 for boxes and pred_boxes, QASYMM8 for for deltas + * -# -DWEIGHT{X,Y,W,H}= Weights [wx, wy, ww, wh] for the deltas + * -# -DIMG_WIDTH= Original image width + * -# -DIMG_HEIGHT= Original image height + * -# -DBOX_FIELDS= Number of fields that are used to represent a box in boxes + * + * @param[in] boxes_ptr Pointer to the boxes tensor. Supported data types: QASYMM16 + * @param[in] boxes_stride_x Stride of the boxes tensor in X dimension (in bytes) + * @param[in] boxes_step_x boxes_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] boxes_stride_y Stride of the boxes tensor in Y dimension (in bytes) + * @param[in] boxes_step_y boxes_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] boxes_stride_z Stride of the source tensor in Z dimension (in bytes) + * @param[in] boxes_step_z boxes_stride_z * number of elements along Z processed per workitem(in bytes) + * @param[in] boxes_offset_first_element_in_bytes The offset of the first element in the boxes tensor + * @param[out] pred_boxes_ptr Pointer to the predicted boxes. Supported data types: same as @p in_ptr + * @param[in] pred_boxes_stride_x Stride of the predicted boxes in X dimension (in bytes) + * @param[in] pred_boxes_step_x pred_boxes_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] pred_boxes_stride_y Stride of the predicted boxes in Y dimension (in bytes) + * @param[in] pred_boxes_step_y pred_boxes_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] pred_boxes_stride_z Stride of the predicted boxes in Z dimension (in bytes) + * @param[in] pred_boxes_step_z pred_boxes_stride_z * number of elements along Z processed per workitem(in bytes) + * @param[in] pred_boxes_offset_first_element_in_bytes The offset of the first element in the predicted boxes + * @param[in] deltas_ptr Pointer to the deltas tensor. Supported data types: QASYMM8 + * @param[in] deltas_stride_x Stride of the deltas tensor in X dimension (in bytes) + * @param[in] deltas_step_x deltas_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] deltas_stride_y Stride of the deltas tensor in Y dimension (in bytes) + * @param[in] deltas_step_y deltas_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] deltas_stride_z Stride of the source tensor in Z dimension (in bytes) + * @param[in] deltas_step_z deltas_stride_z * number of elements along Z processed per workitem(in bytes) + * @param[in] deltas_offset_first_element_in_bytes The offset of the first element in the deltas tensor + */ +__kernel void bounding_box_transform_quantized( + VECTOR_DECLARATION(boxes), + IMAGE_DECLARATION(pred_boxes), + IMAGE_DECLARATION(deltas)) +{ + // Get pixels pointer + Vector boxes = CONVERT_TO_VECTOR_STRUCT_NO_STEP(boxes); + Image pred_boxes = CONVERT_TO_IMAGE_STRUCT(pred_boxes); + Image deltas = CONVERT_TO_IMAGE_STRUCT(deltas); + + // Load delta and box values into registers + const float one = 1.f; + const float halfone = 0.5f; + + const int py = get_global_id(1); // box + float4 scale_before = (float4)SCALE_BEFORE; + float4 delta = DEQUANTIZE(vload4(0, (__global DATA_TYPE_DELTAS *)deltas.ptr), OFFSET_DELTAS, SCALE_DELTAS, DATA_TYPE_DELTAS, 4); + float4 box = DEQUANTIZE(vload4(0, (__global DATA_TYPE *)vector_offset(&boxes, BOX_FIELDS * py)), OFFSET_BOXES, SCALE_BOXES, DATA_TYPE, 4) / scale_before; + + // Calculate width and centers of the old boxes + float2 dims = box.s23 - box.s01 + one; + float2 ctr = box.s01 + halfone * dims; + float4 weights = (float4)(WEIGHT_X, WEIGHT_Y, WEIGHT_W, WEIGHT_H); + delta /= weights; + delta.s23 = min(delta.s23, (float)BBOX_XFORM_CLIP); + + // Calculate widths and centers of the new boxes (translation + aspect ratio transformation) + float2 pred_ctr = delta.s01 * dims + ctr; + float2 pred_dims = exp(delta.s23) * dims; + + // Useful vector constant definitions + float4 max_values = (float4)(IMG_WIDTH - 1, IMG_HEIGHT - 1, IMG_WIDTH - 1, IMG_HEIGHT - 1); + float4 sign = (float4)(-1, -1, 1, 1); + float4 min_values = 0; + + // Calculate the coordinates of the new boxes + float4 pred_box = pred_ctr.s0101 + sign * halfone * pred_dims.s0101; +#ifdef OFFSET // Possibly adjust the predicted boxes + pred_box.s23 -= one; +#endif // Possibly adjust the predicted boxes + pred_box = CLAMP(pred_box, min_values, max_values); +#ifdef SCALE_AFTER // Possibly scale the predicted boxes + pred_box *= (float4)SCALE_AFTER; +#endif // Possibly scale the predicted boxes + + // Store them into the output + vstore4(QUANTIZE(pred_box, OFFSET_PRED_BOXES, SCALE_PRED_BOXES, DATA_TYPE, 4), 0, (__global DATA_TYPE *)pred_boxes.ptr); +} +#endif // Check for compile time constants |