From 6c9c51aba4d27ae64e561f3077ccf775851bffdc Mon Sep 17 00:00:00 2001
From: Hannes Achleitner <hannes.software@gmx.at>
Date: Sun, 28 Feb 2021 10:27:32 +0100
Subject: [PATCH] Build MultihandTracking arm64-v8a AAR 0.8.2

source
https://github.com/google/mediapipe/blob/master//docs/getting_started/android_archive_library.md#steps-to-build-a-mediapipe-aar

build with
bazel build -c opt --fat_apk_cpu=arm64-v8a mediapipe/examples/android/src/java/com/google/mediapipe/apps/multihandtrackinggpu_aar:mp_multi_hand_aar
---
 .github/workflows/CI.yml                                    | 5 +++--
 .../google/mediapipe/apps/multihandtrackinggpu_aar/BUILD    | 6 ++++++
 2 files changed, 9 insertions(+), 2 deletions(-)
 create mode 100644 mediapipe/examples/android/src/java/com/google/mediapipe/apps/multihandtrackinggpu_aar/BUILD

diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index a688f41ea..2f6c8d060 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -27,7 +27,7 @@ jobs:
         run: |
           export ANDROID_HOME=/Users/runner/Library/Android/sdk
           export ANDROID_NDK_HOME=$ANDROID_HOME/ndk-bundle
-          echo a | ./build_android_examples.sh
+          bazel build -c opt --fat_apk_cpu=arm64-v8a mediapipe/examples/android/src/java/com/google/mediapipe/apps/multihandtrackinggpu_aar:mp_multi_hand_aar
       - name: Show result
         run: git status
       - name: Find Tag
@@ -46,4 +46,5 @@ jobs:
         if: ${{ always() }}
         with:
           name: AAR-library-${{steps.tagger.outputs.tag}}
-          path: bazel-bin/mediapipe//examples/android/src/java/com/google/mediapipe/apps/**/*.aar
+          path: bazel-bin/mediapipe//examples/android/src/java/com/google/mediapipe/apps/**/*${{steps.tagger.outputs.tag}}.aar
+          if-no-files-found: error
diff --git a/mediapipe/examples/android/src/java/com/google/mediapipe/apps/multihandtrackinggpu_aar/BUILD b/mediapipe/examples/android/src/java/com/google/mediapipe/apps/multihandtrackinggpu_aar/BUILD
new file mode 100644
index 000000000..cb0f882a5
--- /dev/null
+++ b/mediapipe/examples/android/src/java/com/google/mediapipe/apps/multihandtrackinggpu_aar/BUILD
@@ -0,0 +1,6 @@
+load("//mediapipe/java/com/google/mediapipe:mediapipe_aar.bzl", "mediapipe_aar")
+
+mediapipe_aar(
+    name = "mp_multi_hand_aar",
+    calculators = ["//mediapipe/graphs/hand_tracking:mobile_calculators"],
+)