mmdeploy/csrc/preprocess/cuda/transpose.cu
lvhan028 36124f6205
Merge sdk (#251)
* check in cmake

* move backend_ops to csrc/backend_ops

* check in preprocess, model, some codebase and their c-apis

* check in CMakeLists.txt

* check in parts of test_csrc

* commit everything else

* add readme

* update core's BUILD_INTERFACE directory

* skip codespell on third_party

* update trt_net and ort_net's CMakeLists

* ignore clion's build directory

* check in pybind11

* add onnx.proto. Remove MMDeploy's dependency on ncnn's source code

* export MMDeployTargets only when MMDEPLOY_BUILD_SDK is ON

* remove useless message

* target include directory is wrong

* change target name from mmdeploy_ppl_net to mmdeploy_pplnn_net

* skip install directory

* update project's cmake

* remove useless code

* set CMAKE_BUILD_TYPE to Release by force if it isn't set by user

* update custom ops CMakeLists

* pass object target's source lists

* fix lint end-of-file

* fix lint: trailing whitespace

* fix codespell hook

* remove bicubic_interpolate to csrc/backend_ops/

* set MMDEPLOY_BUILD_SDK OFF

* change custom ops build command

* add spdlog installation command

* update docs on how to checkout pybind11

* move bicubic_interpolate to backend_ops/tensorrt directory

* remove useless code

* correct cmake

* fix typo

* fix typo

* fix install directory

* correct sdk's readme

* set cub dir when cuda version < 11.0

* change directory where clang-format will apply to

* fix build command

* add .clang-format

* change clang-format style from google to file

* reformat csrc/backend_ops

* format sdk's code

* turn off clang-format for some files

* add -Xcompiler=-fno-gnu-unique

* fix trt topk initialize

* check in config for sdk demo

* update cmake script and csrc's readme

* correct config's path

* add cuda include directory, otherwise compile failed in case of tensorrt8.2

* clang-format onnx2ncnn.cpp

Co-authored-by: zhangli <lzhang329@gmail.com>
Co-authored-by: grimoire <yaoqian@sensetime.com>
2021-12-07 10:57:55 +08:00

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// Copyright (c) OpenMMLab. All rights reserved.
#include <cstdint>
namespace mmdeploy {
namespace cuda {
template <typename T>
__global__ void transpose(const T* src, int height, int width, int channels, int src_width_stride,
T* dst, int dst_channel_stride) {
auto x = blockIdx.x * blockDim.x + threadIdx.x;
auto y = blockIdx.y * blockDim.y + threadIdx.y;
if (x >= width || y >= height) return;
for (auto c = 0; c < channels; ++c) {
dst[c * dst_channel_stride + y * width + x] = src[y * src_width_stride + x * channels + c];
}
}
template <typename T>
void Transpose(const T* src, int height, int width, int channels, T* dst, cudaStream_t stream) {
const dim3 thread_block(32, 8);
const dim3 block_num((width + thread_block.x - 1) / thread_block.x,
(height + thread_block.y - 1) / thread_block.y);
auto src_width_stride = width * channels;
auto dst_channel_stride = width * height;
transpose<T><<<block_num, thread_block, 0, stream>>>(src, height, width, channels,
src_width_stride, dst, dst_channel_stride);
}
template void Transpose<uint8_t>(const uint8_t* src, int height, int width, int channels,
uint8_t* dst, cudaStream_t stream);
template void Transpose<float>(const float* src, int height, int width, int channels, float* dst,
cudaStream_t stream);
} // namespace cuda
} // namespace mmdeploy