Enable OpenVINO build (opencv#1)

* Enable OpenVINO build
* Add resources

Author: Alexander Zhogov

.ci/azure/linux.yml

@@ -1,6 +1,12 @@
+resources:
+  repositories:
+  - repository: openvino
+    type: github
+    endpoint: openvinotoolkit
+    name: openvinotoolkit/openvino
+
 jobs:
 - job: Lin
-
   # About 150% of total time
   timeoutInMinutes: 60
 
@@ -14,9 +20,10 @@ jobs:
     WORKERS_NUMBER: 8
     BUILD_TYPE: Release
     REPO_DIR: $(Build.Repository.LocalPath)
+    OPENVINO_REPO_DIR: $(REPO_DIR)/../openvino
     WORK_DIR: $(Pipeline.Workspace)/_w
-    OPENVINO_REPO_DIR: $(WORK_DIR)/openvino
     BUILD_DIR: $(WORK_DIR)/build
+    BUILD_OPENVINO_DIR: $(WORK_DIR)/build_openvino
 
   steps:
   - script: |
@@ -41,6 +48,7 @@ jobs:
   - script: |
       rm -rf $(WORK_DIR) ; mkdir $(WORK_DIR)
       rm -rf $(BUILD_DIR) ; mkdir $(BUILD_DIR)
+      rm -rf $(BUILD_OPENVINO_DIR) ; mkdir $(BUILD_OPENVINO_DIR)
     displayName: 'Make dir'
 
   - checkout: self
@@ -49,3 +57,29 @@ jobs:
     submodules: recursive
     path: openvino_contrib
 
+  - checkout: openvino
+    clean: true
+    lfs: false
+    submodules: recursive
+    path: openvino
+
+  - script: |
+      sudo apt --assume-yes install libusb-1.0-0-dev
+    displayName: 'Install dependencies'
+
+  - script: |
+      wget https://github.com/ninja-build/ninja/releases/download/v1.10.0/ninja-linux.zip
+      unzip ninja-linux.zip
+      sudo cp -v ninja /usr/local/bin/
+    workingDirectory: $(WORK_DIR)
+    displayName: 'Install Ninja'
+
+  - task: CMake@1
+    inputs:
+      cmakeArgs: -GNinja -DVERBOSE_BUILD=ON -DCMAKE_BUILD_TYPE=$(BUILD_TYPE) $(OPENVINO_REPO_DIR)
+      workingDirectory: $(BUILD_OPENVINO_DIR)
+
+  - script: ninja
+    workingDirectory: $(BUILD_OPENVINO_DIR)
+    displayName: 'Build OpenVINO'
+