iOS example: objectclassificationgpu

Signed-off-by: Pierre Fenoll <pierrefenoll@gmail.com>

mediapipe/examples/ios/objectclassificationgpu/BUILD

@@ -0,0 +1,71 @@
+# Copyright 2020 The MediaPipe Authors.
+#
+# 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.
+
+load("@rules_cc//cc:defs.bzl", "objc_library")
+load(
+    "@build_bazel_rules_apple//apple:ios.bzl",
+    "ios_application",
+)
+load(
+    "//mediapipe/examples/ios:bundle_id.bzl",
+    "BUNDLE_ID_PREFIX",
+    "example_provisioning",
+)
+
+licenses(["notice"])  # Apache 2.0
+
+MIN_IOS_VERSION = "10.0"
+
+alias(
+    name = "objectclassificationgpu",
+    actual = "ObjectClassificationGpuApp",
+)
+
+ios_application(
+    name = "ObjectClassificationGpuApp",
+    app_icons = ["//mediapipe/examples/ios/common:AppIcon"],
+    bundle_id = BUNDLE_ID_PREFIX + ".ObjectClassificationGpu",
+    families = [
+        "iphone",
+        "ipad",
+    ],
+    infoplists = [
+        "//mediapipe/examples/ios/common:Info.plist",
+        "Info.plist",
+    ],
+    minimum_os_version = MIN_IOS_VERSION,
+    provisioning_profile = example_provisioning(),
+    deps = [
+        ":ObjectClassificationGpuAppLibrary",
+        "@ios_opencv//:OpencvFramework",
+    ],
+)
+
+objc_library(
+    name = "ObjectClassificationGpuAppLibrary",
+    data = [
+        "//mediapipe/graphs/object_classification:mobile_gpu_binary_graph",
+        "//mediapipe/models:mobilenetv2.labelmap",
+        "//mediapipe/models:mobilenetv2.pt",
+    ],
+    deps = [
+        "//mediapipe/examples/ios/common:CommonMediaPipeAppLibrary",
+    ] + select({
+        "//mediapipe:ios_i386": [],
+        "//mediapipe:ios_x86_64": [],
+        "//conditions:default": [
+            "//mediapipe/graphs/object_classification:mobile_calculators",
+        ],
+    }),
+)

mediapipe/examples/ios/objectclassificationgpu/Info.plist

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+  <key>CameraPosition</key>
+  <string>back</string>
+  <key>GraphName</key>
+  <string>mobile_gpu</string>
+  <key>GraphOutputStream</key>
+  <string>output_video</string>
+  <key>GraphInputStream</key>
+  <string>input_video</string>
+  <key>VideoName</key>
+  <string>object_classification</string>
+</dict>
+</plist>

mediapipe/graphs/object_classification/BUILD

@@ -13,11 +13,20 @@
 # limitations under the License.
 
 load("@rules_cc//cc:defs.bzl", "cc_library")
+load(
+    "//mediapipe/framework/tool:mediapipe_graph.bzl",
+    "mediapipe_binary_graph",
+)
 
 licenses(["notice"])
 
 package(default_visibility = ["//visibility:public"])
 
+cc_library(
+    name = "mobile_calculators",
+    deps = [":desktop_pytorch_calculators"],
+)
+
 cc_library(
     name = "desktop_pytorch_calculators",
     deps = [
@@ -30,3 +39,10 @@ cc_library(
         "//mediapipe/calculators/util:labels_to_render_data_calculator",
     ],
 )
+
+mediapipe_binary_graph(
+    name = "mobile_gpu_binary_graph",
+    graph = "object_detection_mobile_gpu.pbtxt",
+    output_name = "mobile_gpu.binarypb",
+    deps = [":mobile_calculators"],
+)