diff --git a/mediapipe/tasks/ios/components/containers/utils/BUILD b/mediapipe/tasks/ios/components/containers/utils/BUILD index e0989530e..567784acd 100644 --- a/mediapipe/tasks/ios/components/containers/utils/BUILD +++ b/mediapipe/tasks/ios/components/containers/utils/BUILD @@ -49,3 +49,15 @@ objc_library( "//mediapipe/tasks/ios/components/containers:MPPEmbedding", ] ) + +objc_library( + name = "MPPEmbeddingResultHelpers", + srcs = ["sources/MPPEmbeddingResult+Helpers.mm"], + hdrs = ["sources/MPPEmbeddingResult+Helpers.h"], + deps = [ + ":MPPEmbeddingHelpers", + "//mediapipe/tasks/cc/components/containers/proto:embeddings_cc_proto", + "//mediapipe/tasks/ios/common/utils:NSStringHelpers", + "//mediapipe/tasks/ios/components/containers:MPPEmbeddingResult", + ], +) diff --git a/mediapipe/tasks/ios/components/containers/utils/sources/MPPEmbeddingResult+Helpers.h b/mediapipe/tasks/ios/components/containers/utils/sources/MPPEmbeddingResult+Helpers.h new file mode 100644 index 000000000..6ec26b764 --- /dev/null +++ b/mediapipe/tasks/ios/components/containers/utils/sources/MPPEmbeddingResult+Helpers.h @@ -0,0 +1,26 @@ +// 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. + +#include "mediapipe/tasks/cc/components/containers/proto/embeddings.pb.h" +#import "mediapipe/tasks/ios/components/containers/sources/MPPEmbeddingResult.h" + +NS_ASSUME_NONNULL_BEGIN + +@interface MPPEmbeddingResult (Helpers) + ++ (MPPEmbeddingResult *)embeddingResultWithProto:(const ::mediapipe::tasks::components::containers::proto::EmbeddingResult &)embeddingResultProto; + +@end + +NS_ASSUME_NONNULL_END diff --git a/mediapipe/tasks/ios/components/containers/utils/sources/MPPEmbeddingResult+Helpers.mm b/mediapipe/tasks/ios/components/containers/utils/sources/MPPEmbeddingResult+Helpers.mm new file mode 100644 index 000000000..385b74efb --- /dev/null +++ b/mediapipe/tasks/ios/components/containers/utils/sources/MPPEmbeddingResult+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/common/utils/sources/NSString+Helpers.h" +#import "mediapipe/tasks/ios/components/containers/utils/sources/MPPEmbedding+Helpers.h" + +namespace { +using EmbeddingResultProto = ::mediapipe::tasks::components::containers::proto::EmbeddingResult; +} + +@implementation MPPEmbeddingResult (Helpers) + ++ (MPPEmbeddingResult *)embeddingResultWithProto:(const EmbeddingResultProto &)embeddingResultProto { + NSMutableArray *embeddings = [NSMutableArray + arrayWithCapacity:(NSUInteger)embeddingResultProto.embeddings_size()]; + for (const auto &embeddingProto : embeddingResultProto.embeddings()) { + [embeddings addObject:[MPPEmbedding embeddingWithProto:embeddingProto]]; + } + + NSInteger timestampMs = 0; + if (embeddingResultProto.has_timestamp_ms()) { + timestampMs = (NSInteger)embeddingResultProto.timestamp_ms(); + } + + return [[MPPEmbeddingResult alloc] initWithEmbeddings:embeddings + timestampMs:timestampMs]; +} + +@end