Added refactored iOS vision task runner sources
This commit is contained in:
Prianka Liz Kariat
parent
1f6851c577
commit
d2a86341bd
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@ -65,6 +65,30 @@ objc_library(
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],
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],
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)
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)
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objc_library(
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name = "MPPVisionTaskRunnerRefactored",
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srcs = ["sources/MPPVisionTaskRunnerRefactored.mm"],
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hdrs = ["sources/MPPVisionTaskRunnerRefactored.h"],
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copts = [
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"-ObjC++",
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"-std=c++17",
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],
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deps = [
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":MPPImage",
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":MPPRunningMode",
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":MPPVisionPacketCreator",
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"//mediapipe/calculators/core:flow_limiter_calculator",
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"//mediapipe/framework/formats:rect_cc_proto",
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"//mediapipe/tasks/ios/common:MPPCommon",
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"//mediapipe/tasks/ios/common/utils:MPPCommonUtils",
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"//mediapipe/tasks/ios/common/utils:NSStringHelpers",
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"//mediapipe/tasks/ios/core:MPPTaskInfo",
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"//mediapipe/tasks/ios/core:MPPTaskRunner",
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"//third_party/apple_frameworks:UIKit",
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"@com_google_absl//absl/status:statusor",
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],
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)
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objc_library(
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objc_library(
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name = "MPPMask",
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name = "MPPMask",
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srcs = ["sources/MPPMask.mm"],
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srcs = ["sources/MPPMask.mm"],
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@ -0,0 +1,213 @@
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// Copyright 2023 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#import <Foundation/Foundation.h>
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#import <UIKit/UIKit.h>
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#import "mediapipe/tasks/ios/core/sources/MPPTaskInfo.h"
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#import "mediapipe/tasks/ios/core/sources/MPPTaskRunner.h"
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#import "mediapipe/tasks/ios/vision/core/sources/MPPImage.h"
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#import "mediapipe/tasks/ios/vision/core/sources/MPPRunningMode.h"
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NS_ASSUME_NONNULL_BEGIN
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/**
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* This class is used to create and call appropriate methods on the C++ Task Runner to initialize,
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* execute and terminate any MediaPipe vision task.
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*/
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@interface MPPVisionTaskRunner : MPPTaskRunner
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/**
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* Initializes a new `MPPVisionTaskRunner` with the taskInfo, running mode, whether task supports
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* region of interest, packets callback, image and norm rect input stream names. Make sure that the
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* packets callback is set properly based on the vision task's running mode. In case of live stream
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* running mode, a C++ packets callback that is intended to deliver inference results must be
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* provided. In case of image or video running mode, packets callback must be set to nil.
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*
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* @param taskInfo A `MPPTaskInfo` initialized by the task.
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* @param runningMode MediaPipe vision task running mode.
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* @param roiAllowed A `BOOL` indicating if the task supports region of interest.
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* @param packetsCallback An optional C++ callback function that takes a list of output packets as
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* the input argument. If provided, the callback must in turn call the block provided by the user in
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* the appropriate task options. Make sure that the packets callback is set properly based on the
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* vision task's running mode. In case of live stream running mode, a C++ packets callback that is
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* intended to deliver inference results must be provided. In case of image or video running mode,
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* packets callback must be set to nil.
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* @param imageInputStreamName Name of the image input stream of the task.
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* @param normRectInputStreamName Name of the norm rect input stream of the task.
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*
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* @param error Pointer to the memory location where errors if any should be saved. If @c NULL, no
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* error will be saved.
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*
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* @return An instance of `MPPVisionTaskRunner` initialized with the given the taskInfo, running
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* mode, whether task supports region of interest, packets callback, image and norm rect input
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* stream names.
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*/
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- (nullable instancetype)initWithTaskInfo:(MPPTaskInfo *)taskInfo
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runningMode:(MPPRunningMode)runningMode
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roiAllowed:(BOOL)roiAllowed
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packetsCallback:(mediapipe::tasks::core::PacketsCallback)packetsCallback
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imageInputStreamName:(NSString *)imageInputStreamName
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normRectInputStreamName:(NSString *)normRectInputStreamName
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error:(NSError **)error NS_DESIGNATED_INITIALIZER;
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/**
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* A synchronous method to invoke the C++ task runner to process single image inputs. The call
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* blocks the current thread until a failure status or a successful result is returned.
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*
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* This method must be used by tasks when region of interest must not be factored in for inference.
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*
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* @param image An `MPPImage` input to the task.
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* @param error Pointer to the memory location where errors if any should be
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* saved. If @c NULL, no error will be saved.
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*
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* @return An optional `PacketMap` containing pairs of output stream name and data packet.
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*/
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- (std::optional<mediapipe::tasks::core::PacketMap>)processImage:(MPPImage *)image
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error:(NSError **)error;
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/**
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* A synchronous method to invoke the C++ task runner to process single image inputs. The call
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* blocks the current thread until a failure status or a successful result is returned.
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*
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* This method must be used by tasks when region of interest must be factored in for inference.
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* When tasks which do not support region of interest calls this method in combination with any roi
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* other than `CGRectZero` an error is returned.
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*
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* @param image An `MPPImage` input to the task.
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* @param regionOfInterest A `CGRect` specifying the region of interest within the given image data
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* of type `MPPImage`, on which inference should be performed.
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* @param error Pointer to the memory location where errors if any should be
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* saved. If @c NULL, no error will be saved.
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*
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* @return An optional `PacketMap` containing pairs of output stream name and data packet.
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*/
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- (std::optional<mediapipe::tasks::core::PacketMap>)processImage:(MPPImage *)image
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regionOfInterest:(CGRect)regionOfInterest
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error:(NSError **)error;
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/**
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* A synchronous method to invoke the C++ task runner to process continuous video frames. The call
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* blocks the current thread until a failure status or a successful result is returned.
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*
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* This method must be used by tasks when region of interest must not be factored in for inference.
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*
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* @param videoFrame An `MPPImage` input to the task.
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* @param timestampInMilliseconds The video frame's timestamp (in milliseconds). The input
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* timestamps must be monotonically increasing.
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* @param error Pointer to the memory location where errors if any should be saved. If @c NULL, no
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* error will be saved.
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*
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* @return An optional `PacketMap` containing pairs of output stream name and data packet.
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*/
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- (std::optional<mediapipe::tasks::core::PacketMap>)processVideoFrame:(MPPImage *)videoFrame
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timestampInMilliseconds:
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(NSInteger)timeStampInMilliseconds
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error:(NSError **)error;
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/**
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* A synchronous method to invoke the C++ task runner to process continuous video frames. The call
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* blocks the current thread until a failure status or a successful result is returned.
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*
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* This method must be used by tasks when region of interest must be factored in for inference.
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* When tasks which do not support region of interest calls this method in combination with any roi
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* other than `CGRectZero` an error is returned.
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*
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* @param videoFrame An `MPPImage` input to the task.
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* @param timestampInMilliseconds The video frame's timestamp (in milliseconds). The input
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* timestamps must be monotonically increasing.
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* @param regionOfInterest A `CGRect` specifying the region of interest within the given image data
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* of type `MPPImage`, on which inference should be performed.
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* @param error Pointer to the memory location where errors if any should be saved. If @c NULL, no
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* error will be saved.
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*
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* @return An optional `PacketMap` containing pairs of output stream name and data packet.
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*/
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- (std::optional<mediapipe::tasks::core::PacketMap>)processVideoFrame:(MPPImage *)videoFrame
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regionOfInterest:(CGRect)regionOfInterest
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timestampInMilliseconds:
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(NSInteger)timeStampInMilliseconds
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error:(NSError **)error;
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/**
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* An asynchronous method to send live stream data to the C++ task runner. The call blocks the
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* current thread until a failure status or a successful result is returned. The results will be
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* available in the user-defined `packetsCallback` that was provided during initialization of the
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* `MPPVisionTaskRunner`.
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*
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* This method must be used by tasks when region of interest must not be factored in for inference.
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*
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* @param image An `MPPImage` input to the task.
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* @param timestampInMilliseconds The video frame's timestamp (in milliseconds). The input
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* timestamps must be monotonically increasing.
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* @param error Pointer to the memory location where errors if any should be saved. If @c NULL, no
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* error will be saved.
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*
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* @return A `BOOL` indicating if the live stream data was sent to the C++ task runner successfully.
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* Please note that any errors during processing of the live stream packet map will only be
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* available in the user-defined `packetsCallback` that was provided during initialization of the
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* `MPPVisionTaskRunner`.
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*/
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- (BOOL)processLiveStreamImage:(MPPImage *)image
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timestampInMilliseconds:(NSInteger)timeStampInMilliseconds
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error:(NSError **)error;
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/**
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* An asynchronous method to send live stream data to the C++ task runner. The call blocks the
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* current thread until a failure status or a successful result is returned. The results will be
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* available in the user-defined `packetsCallback` that was provided during initialization of the
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* `MPPVisionTaskRunner`.
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*
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* This method must be used by tasks when region of interest must not be factored in for inference.
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*
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* @param image An `MPPImage` input to the task.
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* @param regionOfInterest A `CGRect` specifying the region of interest within the given image data
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* of type `MPPImage`, on which inference should be performed.
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* @param timestampInMilliseconds The video frame's timestamp (in milliseconds). The input
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* timestamps must be monotonically increasing.
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* @param error Pointer to the memory location where errors if any should be saved. If @c NULL, no
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* error will be saved.
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*
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* @return A `BOOL` indicating if the live stream data was sent to the C++ task runner successfully.
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* Please note that any errors during processing of the live stream packet map will only be
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* available in the user-defined `packetsCallback` that was provided during initialization of the
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* `MPPVisionTaskRunner`.
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*/
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- (BOOL)processLiveStreamImage:(MPPImage *)image
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regionOfInterest:(CGRect)regionOfInterest
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timestampInMilliseconds:(NSInteger)timeStampInMilliseconds
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error:(NSError **)error;
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/**
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* This method returns a unique dispatch queue name by adding the given suffix and a `UUID` to the
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* pre-defined queue name prefix for vision tasks. The vision tasks can use this method to get
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* unique dispatch queue names which are consistent with other vision tasks.
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* Dispatch queue names need not be unique, but for easy debugging we ensure that the queue names
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* are unique.
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*
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* @param suffix A suffix that identifies a dispatch queue's functionality.
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*
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* @return A unique dispatch queue name by adding the given suffix and a `UUID` to the pre-defined
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* queue name prefix for vision tasks.
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*/
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+ (const char *)uniqueDispatchQueueNameWithSuffix:(NSString *)suffix;
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- (instancetype)init NS_UNAVAILABLE;
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+ (instancetype)new NS_UNAVAILABLE;
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@end
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NS_ASSUME_NONNULL_END
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@ -0,0 +1,341 @@
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// Copyright 2023 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#import "mediapipe/tasks/ios/vision/core/sources/MPPVisionTaskRunnerRefactored.h"
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#import "mediapipe/tasks/ios/common/sources/MPPCommon.h"
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#import "mediapipe/tasks/ios/common/utils/sources/MPPCommonUtils.h"
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#import "mediapipe/tasks/ios/common/utils/sources/NSString+Helpers.h"
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#import "mediapipe/tasks/ios/core/sources/MPPTaskInfo.h"
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#import "mediapipe/tasks/ios/vision/core/sources/MPPVisionPacketCreator.h"
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#include "absl/status/statusor.h"
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#include "mediapipe/framework/formats/rect.pb.h"
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#include <optional>
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namespace {
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using ::mediapipe::CalculatorGraphConfig;
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using ::mediapipe::NormalizedRect;
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using ::mediapipe::Packet;
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using ::mediapipe::tasks::core::PacketMap;
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using ::mediapipe::tasks::core::PacketsCallback;
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} // namespace
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/** Rotation degrees for a 90 degree rotation to the right. */
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static const NSInteger kMPPOrientationDegreesRight = -270;
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/** Rotation degrees for a 180 degree rotation. */
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static const NSInteger kMPPOrientationDegreesDown = -180;
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/** Rotation degrees for a 90 degree rotation to the left. */
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static const NSInteger kMPPOrientationDegreesLeft = -90;
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static NSString *const kTaskPrefix = @"com.mediapipe.tasks.vision";
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#define InputPacketMap(imagePacket, normalizedRectPacket) \
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{ \
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{_imageInStreamName, imagePacket}, { _normRectInStreamName, normalizedRectPacket } \
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}
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@interface MPPVisionTaskRunner () {
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MPPRunningMode _runningMode;
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BOOL _roiAllowed;
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std::string _imageInStreamName;
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std::string _normRectInStreamName;
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}
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@end
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@implementation MPPVisionTaskRunner
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- (nullable instancetype)initWithCalculatorGraphConfig:(CalculatorGraphConfig)graphConfig
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runningMode:(MPPRunningMode)runningMode
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packetsCallback:(PacketsCallback)packetsCallback
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error:(NSError **)error {
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switch (runningMode) {
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case MPPRunningModeImage:
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case MPPRunningModeVideo: {
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if (packetsCallback) {
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[MPPCommonUtils createCustomError:error
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withCode:MPPTasksErrorCodeInvalidArgumentError
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description:@"The vision task is in image or video mode. The "
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@"delegate must not be set in the task's options."];
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return nil;
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}
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break;
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}
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case MPPRunningModeLiveStream: {
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if (!packetsCallback) {
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[MPPCommonUtils
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createCustomError:error
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withCode:MPPTasksErrorCodeInvalidArgumentError
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description:
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@"The vision task is in live stream mode. An object must be set as the "
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@"delegate of the task in its options to ensure asynchronous delivery of "
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@"results."];
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return nil;
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}
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break;
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}
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default: {
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[MPPCommonUtils createCustomError:error
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withCode:MPPTasksErrorCodeInvalidArgumentError
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description:@"Unrecognized running mode"];
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return nil;
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}
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}
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_runningMode = runningMode;
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self = [super initWithCalculatorGraphConfig:graphConfig
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packetsCallback:packetsCallback
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error:error];
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return self;
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}
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||||||
|
- (nullable instancetype)initWithTaskInfo:(MPPTaskInfo *)taskInfo
|
||||||
|
runningMode:(MPPRunningMode)runningMode
|
||||||
|
roiAllowed:(BOOL)roiAllowed
|
||||||
|
packetsCallback:(PacketsCallback)packetsCallback
|
||||||
|
imageInputStreamName:(NSString *)imageInputStreamName
|
||||||
|
normRectInputStreamName:(NSString *)normRectInputStreamName
|
||||||
|
error:(NSError **)error {
|
||||||
|
_roiAllowed = roiAllowed;
|
||||||
|
_imageInStreamName = imageInputStreamName.cppString;
|
||||||
|
_normRectInStreamName = normRectInputStreamName.cppString;
|
||||||
|
|
||||||
|
return [self initWithCalculatorGraphConfig:[taskInfo generateGraphConfig]
|
||||||
|
packetsCallback:packetsCallback
|
||||||
|
error:error];
|
||||||
|
}
|
||||||
|
|
||||||
|
- (std::optional<NormalizedRect>)normalizedRectWithRegionOfInterest:(CGRect)roi
|
||||||
|
imageSize:(CGSize)imageSize
|
||||||
|
imageOrientation:
|
||||||
|
(UIImageOrientation)imageOrientation
|
||||||
|
error:(NSError **)error {
|
||||||
|
if (!CGRectEqualToRect(roi, CGRectZero) && !_roiAllowed) {
|
||||||
|
[MPPCommonUtils createCustomError:error
|
||||||
|
withCode:MPPTasksErrorCodeInvalidArgumentError
|
||||||
|
description:@"This task doesn't support region-of-interest."];
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
CGRect calculatedRoi = CGRectEqualToRect(roi, CGRectZero) ? CGRectMake(0.0, 0.0, 1.0, 1.0) : roi;
|
||||||
|
|
||||||
|
NormalizedRect normalizedRect;
|
||||||
|
normalizedRect.set_x_center(CGRectGetMidX(calculatedRoi));
|
||||||
|
normalizedRect.set_y_center(CGRectGetMidY(calculatedRoi));
|
||||||
|
|
||||||
|
int rotationDegrees = 0;
|
||||||
|
switch (imageOrientation) {
|
||||||
|
case UIImageOrientationUp:
|
||||||
|
break;
|
||||||
|
case UIImageOrientationRight: {
|
||||||
|
rotationDegrees = kMPPOrientationDegreesRight;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case UIImageOrientationDown: {
|
||||||
|
rotationDegrees = kMPPOrientationDegreesDown;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
case UIImageOrientationLeft: {
|
||||||
|
rotationDegrees = kMPPOrientationDegreesLeft;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
default:
|
||||||
|
[MPPCommonUtils
|
||||||
|
createCustomError:error
|
||||||
|
withCode:MPPTasksErrorCodeInvalidArgumentError
|
||||||
|
description:
|
||||||
|
@"Unsupported UIImageOrientation. `imageOrientation` cannot be equal to "
|
||||||
|
@"any of the mirrored orientations "
|
||||||
|
@"(`UIImageOrientationUpMirrored`,`UIImageOrientationDownMirrored`,`"
|
||||||
|
@"UIImageOrientationLeftMirrored`,`UIImageOrientationRightMirrored`)"];
|
||||||
|
}
|
||||||
|
|
||||||
|
normalizedRect.set_rotation(rotationDegrees * M_PI / kMPPOrientationDegreesDown);
|
||||||
|
|
||||||
|
// For 90° and 270° rotations, we need to swap width and height.
|
||||||
|
// This is due to the internal behavior of ImageToTensorCalculator, which:
|
||||||
|
// - first denormalizes the provided rect by multiplying the rect width or height by the image
|
||||||
|
// width or height, respectively.
|
||||||
|
// - then rotates this by denormalized rect by the provided rotation, and uses this for cropping,
|
||||||
|
// - then finally rotates this back.
|
||||||
|
if (rotationDegrees % 180 == 0) {
|
||||||
|
normalizedRect.set_width(CGRectGetWidth(calculatedRoi));
|
||||||
|
normalizedRect.set_height(CGRectGetHeight(calculatedRoi));
|
||||||
|
} else {
|
||||||
|
const float width = CGRectGetHeight(calculatedRoi) * imageSize.height / imageSize.width;
|
||||||
|
const float height = CGRectGetWidth(calculatedRoi) * imageSize.width / imageSize.height;
|
||||||
|
|
||||||
|
normalizedRect.set_width(width);
|
||||||
|
normalizedRect.set_height(height);
|
||||||
|
}
|
||||||
|
|
||||||
|
return normalizedRect;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (std::optional<PacketMap>)inputPacketMapWithMPPImage:(MPPImage *)image
|
||||||
|
regionOfInterest:(CGRect)roi
|
||||||
|
error:(NSError **)error {
|
||||||
|
std::optional<NormalizedRect> rect =
|
||||||
|
[self normalizedRectWithRegionOfInterest:roi
|
||||||
|
imageSize:CGSizeMake(image.width, image.height)
|
||||||
|
imageOrientation:image.orientation
|
||||||
|
error:error];
|
||||||
|
if (!rect.has_value()) {
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
Packet imagePacket = [MPPVisionPacketCreator createPacketWithMPPImage:image error:error];
|
||||||
|
if (imagePacket.IsEmpty()) {
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
Packet normalizedRectPacket =
|
||||||
|
[MPPVisionPacketCreator createPacketWithNormalizedRect:rect.value()];
|
||||||
|
|
||||||
|
PacketMap inputPacketMap = InputPacketMap(imagePacket, normalizedRectPacket);
|
||||||
|
return inputPacketMap;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (std::optional<PacketMap>)inputPacketMapWithMPPImage:(MPPImage *)image
|
||||||
|
regionOfInterest:(CGRect)roi
|
||||||
|
timestampInMilliseconds:(NSInteger)timestampInMilliseconds
|
||||||
|
error:(NSError **)error {
|
||||||
|
std::optional<NormalizedRect> rect =
|
||||||
|
[self normalizedRectWithRegionOfInterest:roi
|
||||||
|
imageSize:CGSizeMake(image.width, image.height)
|
||||||
|
imageOrientation:image.orientation
|
||||||
|
error:error];
|
||||||
|
if (!rect.has_value()) {
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
Packet imagePacket = [MPPVisionPacketCreator createPacketWithMPPImage:image
|
||||||
|
timestampInMilliseconds:timestampInMilliseconds
|
||||||
|
error:error];
|
||||||
|
if (imagePacket.IsEmpty()) {
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
Packet normalizedRectPacket =
|
||||||
|
[MPPVisionPacketCreator createPacketWithNormalizedRect:rect.value()
|
||||||
|
timestampInMilliseconds:timestampInMilliseconds];
|
||||||
|
|
||||||
|
PacketMap inputPacketMap = InputPacketMap(imagePacket, normalizedRectPacket);
|
||||||
|
return inputPacketMap;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (std::optional<PacketMap>)processImage:(MPPImage *)image
|
||||||
|
regionOfInterest:(CGRect)regionOfInterest
|
||||||
|
error:(NSError **)error {
|
||||||
|
if (_runningMode != MPPRunningModeImage) {
|
||||||
|
[MPPCommonUtils
|
||||||
|
createCustomError:error
|
||||||
|
withCode:MPPTasksErrorCodeInvalidArgumentError
|
||||||
|
description:[NSString stringWithFormat:@"The vision task is not initialized with "
|
||||||
|
@"image mode. Current Running Mode: %@",
|
||||||
|
MPPRunningModeDisplayName(_runningMode)]];
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::optional<PacketMap> inputPacketMap = [self inputPacketMapWithMPPImage:image
|
||||||
|
regionOfInterest:regionOfInterest
|
||||||
|
error:error];
|
||||||
|
if (!inputPacketMap.has_value()) {
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
return [self processPacketMap:inputPacketMap.value() error:error];
|
||||||
|
}
|
||||||
|
|
||||||
|
- (std::optional<PacketMap>)processImage:(MPPImage *)image error:(NSError **)error {
|
||||||
|
return [self processImage:image regionOfInterest:CGRectZero error:error];
|
||||||
|
}
|
||||||
|
|
||||||
|
- (std::optional<PacketMap>)processVideoFrame:(MPPImage *)videoFrame
|
||||||
|
regionOfInterest:(CGRect)regionOfInterest
|
||||||
|
timestampInMilliseconds:(NSInteger)timestampInMilliseconds
|
||||||
|
error:(NSError **)error {
|
||||||
|
if (_runningMode != MPPRunningModeVideo) {
|
||||||
|
[MPPCommonUtils
|
||||||
|
createCustomError:error
|
||||||
|
withCode:MPPTasksErrorCodeInvalidArgumentError
|
||||||
|
description:[NSString stringWithFormat:@"The vision task is not initialized with "
|
||||||
|
@"video mode. Current Running Mode: %@",
|
||||||
|
MPPRunningModeDisplayName(_runningMode)]];
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::optional<PacketMap> inputPacketMap = [self inputPacketMapWithMPPImage:videoFrame
|
||||||
|
regionOfInterest:regionOfInterest
|
||||||
|
timestampInMilliseconds:timestampInMilliseconds
|
||||||
|
error:error];
|
||||||
|
if (!inputPacketMap.has_value()) {
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
return [self processPacketMap:inputPacketMap.value() error:error];
|
||||||
|
}
|
||||||
|
|
||||||
|
- (std::optional<PacketMap>)processVideoFrame:(MPPImage *)videoFrame
|
||||||
|
timestampInMilliseconds:(NSInteger)timestampInMilliseconds
|
||||||
|
error:(NSError **)error {
|
||||||
|
return [self processVideoFrame:videoFrame
|
||||||
|
regionOfInterest:CGRectZero
|
||||||
|
timestampInMilliseconds:timestampInMilliseconds
|
||||||
|
error:error];
|
||||||
|
}
|
||||||
|
|
||||||
|
- (BOOL)processLiveStreamImage:(MPPImage *)image
|
||||||
|
regionOfInterest:(CGRect)regionOfInterest
|
||||||
|
timestampInMilliseconds:(NSInteger)timestampInMilliseconds
|
||||||
|
error:(NSError **)error {
|
||||||
|
if (_runningMode != MPPRunningModeLiveStream) {
|
||||||
|
[MPPCommonUtils
|
||||||
|
createCustomError:error
|
||||||
|
withCode:MPPTasksErrorCodeInvalidArgumentError
|
||||||
|
description:[NSString stringWithFormat:@"The vision task is not initialized with "
|
||||||
|
@"live stream mode. Current Running Mode: %@",
|
||||||
|
MPPRunningModeDisplayName(_runningMode)]];
|
||||||
|
return NO;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::optional<PacketMap> inputPacketMap = [self inputPacketMapWithMPPImage:image
|
||||||
|
regionOfInterest:regionOfInterest
|
||||||
|
timestampInMilliseconds:timestampInMilliseconds
|
||||||
|
error:error];
|
||||||
|
if (!inputPacketMap.has_value()) {
|
||||||
|
return NO;
|
||||||
|
}
|
||||||
|
|
||||||
|
return [self sendPacketMap:inputPacketMap.value() error:error];
|
||||||
|
}
|
||||||
|
|
||||||
|
- (BOOL)processLiveStreamImage:(MPPImage *)image
|
||||||
|
timestampInMilliseconds:(NSInteger)timestampInMilliseconds
|
||||||
|
error:(NSError **)error {
|
||||||
|
return [self processLiveStreamImage:image
|
||||||
|
regionOfInterest:CGRectZero
|
||||||
|
timestampInMilliseconds:timestampInMilliseconds
|
||||||
|
error:error];
|
||||||
|
}
|
||||||
|
|
||||||
|
+ (const char *)uniqueDispatchQueueNameWithSuffix:(NSString *)suffix {
|
||||||
|
return [NSString stringWithFormat:@"%@.%@_%@", kTaskPrefix, suffix, [NSString uuidString]]
|
||||||
|
.UTF8String;
|
||||||
|
}
|
||||||
|
|
||||||
|
@end
|
||||||
Loading…
Reference in New Issue
Block a user