109 lines
4.7 KiB
Objective-C
109 lines
4.7 KiB
Objective-C
// 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 <Foundation/Foundation.h>
|
|
|
|
#import "mediapipe/tasks/ios/vision/core/sources/MPPImage.h"
|
|
#import "mediapipe/tasks/ios/vision/face_stylizer/sources/MPPFaceStylizerOptions.h"
|
|
#import "mediapipe/tasks/ios/vision/face_stylizer/sources/MPPFaceStylizerResult.h"
|
|
|
|
NS_ASSUME_NONNULL_BEGIN
|
|
|
|
/**
|
|
* Class that performs face stylization on images.
|
|
*/
|
|
NS_SWIFT_NAME(FaceStylizer)
|
|
@interface MPPFaceStylizer : NSObject
|
|
|
|
/**
|
|
* Creates a new instance of `FaceStylizer` from an absolute path to a TensorFlow Lite model file
|
|
* stored locally on the device and the default `FaceStylizer`.
|
|
*
|
|
* @param modelPath An absolute path to a TensorFlow Lite model file stored locally on the device.
|
|
*
|
|
* @return A new instance of `FaceStylizer` with the given model path. `nil` if there is an error in
|
|
* initializing the face stylizer.
|
|
*/
|
|
- (nullable instancetype)initWithModelPath:(NSString *)modelPath error:(NSError **)error;
|
|
|
|
/**
|
|
* Creates a new instance of `FaceStylizer` from the given `FaceStylizerOptions`.
|
|
*
|
|
* @param options The options of type `FaceStylizerOptions` to use for configuring the
|
|
* `FaceStylizer`.
|
|
*
|
|
* @return A new instance of `FaceStylizer` with the given options. `nil` if there is an error in
|
|
* initializing the face stylizer.
|
|
*/
|
|
- (nullable instancetype)initWithOptions:(MPPFaceStylizerOptions *)options
|
|
error:(NSError **)error NS_DESIGNATED_INITIALIZER;
|
|
|
|
/**
|
|
* Performs face stylization on the provided `MPImage` using the whole image as region of interest.
|
|
* Rotation will be applied according to the `orientation` property of the provided `MPImage`.
|
|
*
|
|
* This method supports RGBA images. If your `MPPImage` has a source type of `.pixelBuffer` or
|
|
* `.sampleBuffer`, the underlying pixel buffer must have one of the following pixel format types:
|
|
* 1. kCVPixelFormatType_32BGRA
|
|
* 2. kCVPixelFormatType_32RGBA
|
|
*
|
|
* If your `MPImage` has a source type of `.image` ensure that the color space is RGB with an
|
|
* Alpha channel.
|
|
*
|
|
* @param image The `MPImage` on which face stylization is to be performed.
|
|
*
|
|
* @return A `FaceStylizerResult` that contains the stylized image of the most visible face. The
|
|
* stylized output image size is the same as the model output size. The `stylizedImage` of the
|
|
* `FaceStylizerResult` is `nil` if there is no face detected in the imput image.
|
|
* `FaceStylizerResult` is `nil` if there is an error in initializing the face stylizer.
|
|
*/
|
|
- (nullable MPPFaceStylizerResult *)stylizeImage:(MPPImage *)image
|
|
error:(NSError **)error NS_SWIFT_NAME(stylize(image:));
|
|
|
|
/**
|
|
* Performs face stylization on the provided `MPImage` using the whole image as region of interest
|
|
* and provides zero-copied results via the given completion handler block. The lifetime of the
|
|
* stylized image is only guaranteed for the duration of the block. The method returns synchronously
|
|
* once the completion handler returns.
|
|
*
|
|
* Rotation will be applied according to the `orientation` property of the provided `MPImage`.
|
|
*
|
|
* This method supports RGBA images. If your `MPImage` has a source type of `.pixelBuffer` or
|
|
* `.sampleBuffer`, the underlying pixel buffer must have one of the following pixel format types:
|
|
* 1. kCVPixelFormatType_32BGRA
|
|
* 2. kCVPixelFormatType_32RGBA
|
|
*
|
|
* If your `MPImage` has a source type of `.image` ensure that the color space is RGB with an Alpha
|
|
* channel.
|
|
*
|
|
* @param image The `MPImage` on which face stylization is to be performed.
|
|
* @param completionHandler A block to be invoked with the results of performing face stylization on
|
|
* the imput image. The block takes two arguments, the optional `FaceStylizerResult` that contains
|
|
* the zero-copied stylized image if face stylization was successful and an optional error populated
|
|
* upon failure. The lifetime of the stylized image is only guaranteed for the duration of the
|
|
* block.
|
|
*/
|
|
- (void)stylizeImage:(MPPImage *)image
|
|
withCompletionHandler:(void (^)(MPPFaceStylizerResult *_Nullable result,
|
|
NSError *_Nullable error))completionHandler
|
|
NS_SWIFT_NAME(stylize(image:completion:));
|
|
|
|
- (instancetype)init NS_UNAVAILABLE;
|
|
|
|
+ (instancetype)new NS_UNAVAILABLE;
|
|
|
|
@end
|
|
|
|
NS_ASSUME_NONNULL_END
|