From 38eac174e9a36dbb67f6c2e33d9ca984ba27d3ad Mon Sep 17 00:00:00 2001
From: Prianka Liz Kariat <prianka.kariat@ymedialabs.com>
Date: Wed, 1 Feb 2023 18:51:01 +0530
Subject: [PATCH] Added MPPTextEmbedderResultHelpers

---
 .../tasks/ios/text/text_embedder/utils/BUILD  | 11 +++++
 .../sources/MPPTextEmbedderResult+Helpers.h   | 28 +++++++++++++
 .../sources/MPPTextEmbedderResult+Helpers.mm  | 42 +++++++++++++++++++
 3 files changed, 81 insertions(+)
 create mode 100644 mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.h
 create mode 100644 mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.mm

diff --git a/mediapipe/tasks/ios/text/text_embedder/utils/BUILD b/mediapipe/tasks/ios/text/text_embedder/utils/BUILD
index 0c41298ac..eeb4981fb 100644
--- a/mediapipe/tasks/ios/text/text_embedder/utils/BUILD
+++ b/mediapipe/tasks/ios/text/text_embedder/utils/BUILD
@@ -31,3 +31,14 @@ objc_library(
     ],
 )
 
+objc_library(
+    name = "MPPTextEmbedderResultHelpers",
+    srcs = ["sources/MPPTextEmbedderResult+Helpers.mm"],
+    hdrs = ["sources/MPPTextEmbedderResult+Helpers.h"],
+    deps = [
+        "//mediapipe/framework:packet",
+        "//mediapipe/tasks/cc/components/containers/proto:embeddings_cc_proto",
+        "//mediapipe/tasks/ios/components/containers/utils:MPPEmbeddingResultHelpers",
+        "//mediapipe/tasks/ios/text/text_embedder:MPPTextEmbedderResult",
+    ],
+)
diff --git a/mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.h b/mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.h
new file mode 100644
index 000000000..de899a103
--- /dev/null
+++ b/mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.h
@@ -0,0 +1,28 @@
+// Copyright 2023 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.
+
+#import "mediapipe/tasks/ios/text/text_embedder/sources/MPPTextEmbedderResult.h"
+
+#include "mediapipe/framework/packet.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface MPPTextEmbedderResult (Helpers)
+
++ (MPPTextEmbedderResult *)textEmbedderResultWithOutputPacket:
+    (const mediapipe::Packet &)packet;
+
+@end
+
+NS_ASSUME_NONNULL_END
diff --git a/mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.mm b/mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.mm
new file mode 100644
index 000000000..bba1b345e
--- /dev/null
+++ b/mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.mm
@@ -0,0 +1,42 @@
+// Copyright 2023 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.
+
+#import "mediapipe/tasks/ios/components/containers/utils/sources/MPPEmbeddingResult+Helpers.h"
+#import "mediapipe/tasks/ios/text/text_embedder/utils/sources/MPPTextEmbedderResult+Helpers.h"
+
+#include "mediapipe/tasks/cc/components/containers/proto/embeddings.pb.h"
+
+static const int kMicroSecondsPerMilliSecond = 1000;
+
+namespace {
+using EmbeddingResultProto =
+    ::mediapipe::tasks::components::containers::proto::EmbeddingResult;
+using ::mediapipe::Packet;
+}  // namespace
+
+#define int kMicroSecondsPerMilliSecond = 1000;
+
+@implementation MPPTextEmbedderResult (Helpers)
+
++ (MPPTextEmbedderResult *)textEmbedderResultWithOutputPacket:(const Packet &)packet {
+  MPPEmbeddingResult *embeddingResult = [MPPEmbeddingResult
+      embeddingResultWithProto:packet.Get<EmbeddingResultProto>()];
+
+  return [[MPPTextEmbedderResult alloc]
+      initWithEmbeddingResult:embeddingResult
+                       timestampMs:(NSInteger)(packet.Timestamp().Value() /
+                                               kMicroSecondsPerMilliSecond)];
+}
+
+@end