From 3f61bc8718b90d3bc888ee542f28f22599962958 Mon Sep 17 00:00:00 2001
From: zhanghb97 <hongbin2019@iscas.ac.cn>
Date: Fri, 17 Mar 2023 21:56:51 +0800
Subject: [PATCH] [thirdparty] Add OpenCV as thirdparty dependency.

---
 .gitmodules       |  3 +++
 README.md         | 21 ++++++++++++++++++++-
 thirdparty/opencv |  1 +
 3 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 .gitmodules
 create mode 160000 thirdparty/opencv

diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..37745930
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "thirdparty/opencv"]
+	path = thirdparty/opencv
+	url = https://github.com/opencv/opencv.git
diff --git a/README.md b/README.md
index 1e0c39a8..a1882ac6 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,23 @@ Clone the project:
 $ git clone git@github.com:buddy-compiler/buddy-benchmark.git
 ```
 
+## Choose and Build Dependencies
+
+###  Choose Submodules
+
+```
+$ git submodule update --init
+```
+
+### Build OpenCV
+
+```
+$ cd buddy-benchmark/thirdparty/opencv
+$ mkdir build && cd build
+$ cmake -G Ninja .. -DCMAKE_BUILD_TYPE=Release
+$ ninja
+```
+
 ## Image Processing Benchmark
 
 Currently, the image processing benchmark includes the following frameworks or optimizers:
@@ -74,10 +91,12 @@ $ cd bin && ./image-processing-benchmark <image path> <kernel name> <kernelmorph
 
 ```
 $ cd buddy-benchmark
+$ git lfs pull
 $ mkdir build && cd build
 $ cmake -G Ninja .. \
     -DDEEP_LEARNING_BENCHMARKS=ON \
-    -DOpenCV_DIR=/PATH/TO/OPENCV/BUILD/ \
+    -DCMAKE_BUILD_TYPE=RELEASE \
+    -DOpenCV_DIR=$PWD/../thirdparty/opencv/build/ \
     -DBUDDY_MLIR_BUILD_DIR=/PATH/TO/BUDDY-MLIR/BUILD/
 $ ninja
 ```
diff --git a/thirdparty/opencv b/thirdparty/opencv
new file mode 160000
index 00000000..ccbc7841
--- /dev/null
+++ b/thirdparty/opencv
@@ -0,0 +1 @@
+Subproject commit ccbc784195ae8ba5aaf0e38254e91dd6dc22ea77