[DIP] Add benchmark for Buddy & OpenCV resize2d operation.

benchmarks/ImageProcessing/BuddyResize2DBenchmark.cpp

@@ -0,0 +1,219 @@
+//===- BuddyResize2DBenchmark.cpp -------------------------------------------===//
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the benchmark for Resize2D operation.
+//
+//===----------------------------------------------------------------------===//
+
+#include <benchmark/benchmark.h>
+#include <buddy/Core/Container.h>
+#include <buddy/DIP/ImageContainer.h>
+#include <buddy/DIP/DIP.h>
+#include <opencv2/opencv.hpp>
+
+using namespace cv; 
+using namespace std;
+
+// Declare input image.
+Mat inputImageBuddyResize2D;
+
+// Define the output size or factor.
+int outputRowsBuddyResize2DLength, outputColsBuddyResize2DLength;
+float outputRowsBuddyResize2DFactor, outputColsBuddyResize2DFactor;
+
+// Define sizes of input and output.
+intptr_t sizesInputBuddyResize2D[2];
+intptr_t sizesOutputBuddyResize2D[2];
+std::vector<float> factorsOutputBuddyResize2D = {1.0, 1.0};
+
+// Declare Interpolation option supported.
+enum InterpolationOption { bilinear_interpolation, nearest_neighbour_interpolation };
+
+// Declare Scale option supported.
+enum ScaleOption { scale_factor, scale_length };
+
+// Define Interpolation option selected.
+InterpolationOption InterpolationType;
+
+// Define Scale option selected.
+ScaleOption ScaleType;
+
+void initializeBuddyResize2D(char **argv) {
+  inputImageBuddyResize2D = imread(argv[1], IMREAD_GRAYSCALE);
+
+  sizesInputBuddyResize2D[0] = inputImageBuddyResize2D.rows;
+  sizesInputBuddyResize2D[1] = inputImageBuddyResize2D.cols;
+
+  if (static_cast<string>(argv[2]) == "SCALE_FACTOR") {
+    ScaleType = scale_factor;
+  } else {
+    ScaleType = scale_length;
+  }
+
+  std::string argRow = argv[3];
+  std::string argCol = argv[4];
+  try {
+    if (ScaleType == scale_factor) {
+      float outputRowsBuddyResize2DFactor = std::stof(argRow);
+      float outputColsBuddyResize2DFactor = std::stof(argCol);
+      factorsOutputBuddyResize2D[0] = outputRowsBuddyResize2DFactor;
+      factorsOutputBuddyResize2D[1] = outputColsBuddyResize2DFactor;
+      sizesOutputBuddyResize2D[0] =  sizesInputBuddyResize2D[0] * outputRowsBuddyResize2DFactor;
+      sizesOutputBuddyResize2D[1] =  sizesInputBuddyResize2D[1] * outputColsBuddyResize2DFactor;
+    } else {
+      intptr_t outputRowsBuddyResize2DLength = std::stoi(argRow);
+      intptr_t outputColsBuddyResize2DLength = std::stoi(argCol);
+      sizesOutputBuddyResize2D[0] = outputRowsBuddyResize2DLength;
+      sizesOutputBuddyResize2D[1] = outputColsBuddyResize2DLength;
+    }
+  } catch (const std::exception& e) {
+    cout << "Exception converting row and col scale_factor/scale_length to number." << endl;
+  }
+
+  if (static_cast<string>(argv[5]) == "NEAREST_NEIGHBOUR_INTERPOLATION") {
+    InterpolationType = nearest_neighbour_interpolation;
+  } else {
+    InterpolationType = bilinear_interpolation;
+  }
+}
+
+static void Buddy_Resize2D_Bilinear_Interpolation_Length(benchmark::State &state) {
+  // Define the MemRef descriptor for input.
+  Img<float, 2> inputBuddyResize2D(inputImageBuddyResize2D);
+
+  for (auto _ : state) {
+    for (int i = 0; i < state.range(0); ++i) {
+      // Call the MLIR Resize2D function.
+      MemRef<float, 2> output = dip::Resize2D(&inputBuddyResize2D, 
+                                              dip::INTERPOLATION_TYPE::BILINEAR_INTERPOLATION,
+                                              sizesOutputBuddyResize2D);
+    }
+  }
+}
+
+static void Buddy_Resize2D_Nearest_Neighbour_Interpolation_Length(benchmark::State &state) {
+  // Define the MemRef descriptor for input.
+  Img<float, 2> inputBuddyResize2D(inputImageBuddyResize2D);
+
+  for (auto _ : state) {
+    for (int i = 0; i < state.range(0); ++i) {
+      // Call the MLIR Resize2D function.
+      MemRef<float, 2> output = dip::Resize2D(&inputBuddyResize2D, 
+                                              dip::INTERPOLATION_TYPE::NEAREST_NEIGHBOUR_INTERPOLATION, 
+                                              sizesOutputBuddyResize2D);
+    }
+  }
+}
+
+static void Buddy_Resize2D_Bilinear_Interpolation_Factor(benchmark::State &state) {
+  // Define the MemRef descriptor for input.
+  Img<float, 2> inputBuddyResize2D(inputImageBuddyResize2D);
+
+  for (auto _ : state) {
+    for (int i = 0; i < state.range(0); ++i) {
+      // Call the MLIR Resize2D function.
+      MemRef<float, 2> output = dip::Resize2D(&inputBuddyResize2D, 
+                                              dip::INTERPOLATION_TYPE::BILINEAR_INTERPOLATION,
+                                              factorsOutputBuddyResize2D);
+    }
+  }
+}
+
+static void Buddy_Resize2D_Nearest_Neighbour_Interpolation_Factor(benchmark::State &state) {
+  // Define the MemRef descriptor for input.
+  Img<float, 2> inputBuddyResize2D(inputImageBuddyResize2D);
+
+  for (auto _ : state) {
+    for (int i = 0; i < state.range(0); ++i) {
+      // Call the MLIR Resize2D function.
+      MemRef<float, 2> output = dip::Resize2D(&inputBuddyResize2D, 
+                                              dip::INTERPOLATION_TYPE::NEAREST_NEIGHBOUR_INTERPOLATION, 
+                                              factorsOutputBuddyResize2D);
+    }
+  }
+}
+
+// Register benchmarking function.
+void registerBenchmarkBuddyResize2D() {
+  if (InterpolationType == nearest_neighbour_interpolation  && ScaleType == scale_factor) {
+    BENCHMARK(Buddy_Resize2D_Nearest_Neighbour_Interpolation_Factor)
+        ->Arg(1)
+        ->Unit(benchmark::kMillisecond);
+  } else if (InterpolationType == bilinear_interpolation  && ScaleType == scale_factor) {
+    BENCHMARK(Buddy_Resize2D_Bilinear_Interpolation_Factor)
+        ->Arg(1)
+        ->Unit(benchmark::kMillisecond);
+  } else if (InterpolationType == nearest_neighbour_interpolation  && ScaleType == scale_length) {
+    BENCHMARK(Buddy_Resize2D_Nearest_Neighbour_Interpolation_Length)
+        ->Arg(1)
+        ->Unit(benchmark::kMillisecond);
+  } else if (InterpolationType == bilinear_interpolation  && ScaleType == scale_length) {
+    BENCHMARK(Buddy_Resize2D_Bilinear_Interpolation_Length)
+        ->Arg(1)
+        ->Unit(benchmark::kMillisecond);
+  }
+}
+
+// Generate result image.
+void generateResultBuddyResize2D() {
+  // Define the MemRef descriptor for input.
+  Img<float, 2> input(inputImageBuddyResize2D);
+  MemRef<float, 2> output(sizesOutputBuddyResize2D);
+  // Run the resize 2D operation.
+  if (InterpolationType == nearest_neighbour_interpolation  && ScaleType == scale_factor) {
+    // Call the MLIR Resize2D function.
+    output = dip::Resize2D(&input, 
+                          dip::INTERPOLATION_TYPE::NEAREST_NEIGHBOUR_INTERPOLATION, 
+                          factorsOutputBuddyResize2D);
+  } else if (InterpolationType == bilinear_interpolation  && ScaleType == scale_factor) {
+    // Call the MLIR Resize2D function.
+    output = dip::Resize2D(&input, 
+                          dip::INTERPOLATION_TYPE::BILINEAR_INTERPOLATION,
+                          factorsOutputBuddyResize2D);
+  } else if (InterpolationType == nearest_neighbour_interpolation  && ScaleType == scale_length) {
+    // Call the MLIR Resize2D function.
+    output = dip::Resize2D(&input, 
+                          dip::INTERPOLATION_TYPE::NEAREST_NEIGHBOUR_INTERPOLATION, 
+                          sizesOutputBuddyResize2D);
+  } else if (InterpolationType == bilinear_interpolation  && ScaleType == scale_length) {
+    // Call the MLIR Resize2D function.
+    output = dip::Resize2D(&input, 
+                          dip::INTERPOLATION_TYPE::BILINEAR_INTERPOLATION,
+                          sizesOutputBuddyResize2D);
+  }
+
+  // Define a cv::Mat with the output of the resize operation.
+  Mat outputImage(output.getSizes()[0], output.getSizes()[1], CV_32FC1,
+                  output.getData());
+
+  // Choose a PNG compression level
+  vector<int> compressionParams;
+  compressionParams.push_back(IMWRITE_PNG_COMPRESSION);
+  compressionParams.push_back(9);
+
+  // Write output to PNG.
+  bool result = true;
+  try {
+    result = imwrite("ResultBuddyResize2D.png", outputImage, compressionParams);
+  } catch (const cv::Exception &ex) {
+    fprintf(stderr, "Exception converting image to PNG format: %s\n",
+            ex.what());
+  }
+  if (result)
+    cout << "Saved PNG file." << endl;
+  else
+    cout << "ERROR: Can't save PNG file." << endl;
+}

benchmarks/ImageProcessing/CMakeLists.txt

@@ -117,3 +117,31 @@ target_link_libraries(image-processing-benchmark
   # Link Buddy MLIR DIP Library.
   BuddyLibDIP
   )
+
+#-------------------------------------------------------------------------------
+# Image Processing Resize Benchmark Target
+#-------------------------------------------------------------------------------
+
+add_executable(image-processing-resize-benchmark
+  MainResize.cpp 
+  BuddyResize2DBenchmark.cpp
+  OpenCVResize2DBenchmark.cpp
+  )
+
+target_include_directories(image-processing-resize-benchmark
+  PRIVATE
+  ${BUDDY_SOURCE_DIR}/benchmarks/ImageProcessing/include/
+  )
+
+target_link_directories(image-processing-resize-benchmark
+  PRIVATE 
+  ${BUDDY_MLIR_LIB_DIR}
+  )
+
+target_link_libraries(image-processing-resize-benchmark
+  GoogleBenchmark
+  ${OpenCV_LIBS}
+  # Link Buddy MLIR DIP Library.
+  BuddyLibDIP
+  )
+

benchmarks/ImageProcessing/MainResize.cpp

@@ -0,0 +1,62 @@
+//===- MainResize.cpp -----------------------------------------------------------===//
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+//===----------------------------------------------------------------------===//
+//
+// This is the main file of the image processing resize benchmark.
+//
+//===----------------------------------------------------------------------===//
+
+#include <benchmark/benchmark.h>
+#include <stdexcept>
+
+void initializeBuddyResize2D(char **);
+void initializeOpenCVResize2D(char **);
+
+void generateResultBuddyResize2D();  
+void generateResultOpenCVResize2D();
+
+void registerBenchmarkBuddyResize2D();
+void registerBenchmarkOpenCVResize2D();
+
+// Run benchmarks.
+int main(int argc, char **argv) {
+  if (argc != 6) {
+    throw std::invalid_argument(
+        "Wrong format of command line arguments.\n"
+        "Correct format is ./image-processing-resize-benchmark <image path> <Scale "
+        "option> <RowNum> <ColNum> <InterpolationOption>\n where "
+        "image path provides path of the image to be processed, Scale option "
+        "available are SCALE_FACTOR, SCALE_LENGTH. "
+        "RowNum and ColNum are the "
+        "scale_factors/scale_length for row and col, "
+        "Interpolation option available "
+        "are NEAREST_NEIGHBOUR_INTERPOLATION, BILINEAR_INTERPOLATION.\n");
+  }
+
+  initializeBuddyResize2D(argv);
+  initializeOpenCVResize2D(argv);
+
+  registerBenchmarkBuddyResize2D();
+  registerBenchmarkOpenCVResize2D();
+
+  ::benchmark::Initialize(&argc, argv);
+  ::benchmark::RunSpecifiedBenchmarks();
+
+  // Generate result image.
+  generateResultBuddyResize2D();
+  generateResultOpenCVResize2D();
+
+  return 0;
+}