Try Apple M1 runners for Tests and Benchmarks CI (#8162)

.github/workflows/ci.yaml

@@ -94,7 +94,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-latest, macos-14]
         python-version: ["3.11"]
         model: [yolov8n]
     steps:
@@ -120,16 +120,16 @@ jobs:
       #        run: coverage run -a --source=ultralytics -m ultralytics.cfg.__init__ benchmark model='path with spaces/${{ matrix.model }}.pt' imgsz=160 verbose=0.318
       - name: Benchmark SegmentationModel
         shell: bash
-        run: coverage run -a --source=ultralytics -m ultralytics.cfg.__init__ benchmark model='path with spaces/${{ matrix.model }}-seg.pt' imgsz=160 verbose=0.286
+        run: coverage run -a --source=ultralytics -m ultralytics.cfg.__init__ benchmark model='path with spaces/${{ matrix.model }}-seg.pt' imgsz=160 verbose=0.281
       - name: Benchmark ClassificationModel
         shell: bash
         run: coverage run -a --source=ultralytics -m ultralytics.cfg.__init__ benchmark model='path with spaces/${{ matrix.model }}-cls.pt' imgsz=160 verbose=0.166
       - name: Benchmark PoseModel
         shell: bash
-        run: coverage run -a --source=ultralytics -m ultralytics.cfg.__init__ benchmark model='path with spaces/${{ matrix.model }}-pose.pt' imgsz=160 verbose=0.185
+        run: coverage run -a --source=ultralytics -m ultralytics.cfg.__init__ benchmark model='path with spaces/${{ matrix.model }}-pose.pt' imgsz=160 verbose=0.183
       - name: Benchmark OBBModel
         shell: bash
-        run: coverage run -a --source=ultralytics -m ultralytics.cfg.__init__ benchmark model='path with spaces/${{ matrix.model }}-obb.pt' imgsz=160 verbose=0.360
+        run: coverage run -a --source=ultralytics -m ultralytics.cfg.__init__ benchmark model='path with spaces/${{ matrix.model }}-obb.pt' imgsz=160 verbose=0.472
       - name: Merge Coverage Reports
         run: |
           coverage xml -o coverage-benchmarks.xml
@@ -152,7 +152,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest]
+        os: [ubuntu-latest, macos-14]
         python-version: ["3.11"]
         torch: [latest]
         include:

ultralytics/engine/exporter.py

@@ -497,7 +497,7 @@ class Exporter:
         """
         YOLOv8 ncnn export using PNNX https://github.com/pnnx/pnnx.
         """
-        check_requirements("git+https://github.com/Tencent/ncnn.git" if ARM64 else "ncnn")  # requires ncnn
+        check_requirements("ncnn")
         import ncnn  # noqa
 
         LOGGER.info(f"\n{prefix} starting export with ncnn {ncnn.__version__}...")