MLKitVision Çerçevesi Referansı
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GMLImage
@interface GMLImage : NSObject
Cihaz üzerinde makine öğreniminde kullanılan bir görüntü.
-
Resmin piksel cinsinden genişliği.
Bildirim
Objective-C
@property (nonatomic, readonly) CGFloat width;
-
Resmin piksel cinsinden yüksekliği.
Bildirim
Objective-C
@property (nonatomic, readonly) CGFloat height;
-
Resmin ekran yönü. imageSourceType
değeri .image
ise varsayılan değer şöyle olur:
image.imageOrientation
; Aksi takdirde varsayılan değer .up
olur.
Bildirim
Objective-C
@property (nonatomic) int orientation;
-
-
Bildirim
Objective-C
@property (nonatomic, readonly, nullable) int *image;
-
Bildirim
Objective-C
@property (nonatomic, readonly, nullable) CVPixelBufferRef pixelBuffer;
-
Bildirim
Objective-C
@property (nonatomic, readonly, nullable) CMSampleBufferRef sampleBuffer;
-
Verilen görüntüyle bir MLImage
nesnesini başlatır.
Bildirim
Objective-C
- (nullable instancetype)initWithImage:(id)image;
Parametreler
image
|
Kaynak olarak kullanılacak resim. Bunun CGImage özelliği NULL olmamalıdır.
|
Döndürülen Değer
Belirtilen resmin kaynağı olan yeni bir MLImage
örneği. image
ise nil
nil
veya geçersiz.
-
Belirtilen piksel arabelleğiyle bir MLImage
nesnesini başlatır.
Bildirim
Objective-C
- (nullable instancetype)initWithPixelBuffer:
(nonnull CVPixelBufferRef)pixelBuffer;
Parametreler
pixelBuffer
|
Kaynak olarak kullanılacak piksel arabelleği. Yeni
Kullanım ömrü boyunca MLImage örneği.
|
Döndürülen Değer
Kaynağı belirtilen piksel arabelleğine sahip yeni bir MLImage
örneği. Geçerliyse nil
piksel arabelleği nil
veya geçersiz.
-
Belirtilen örnek arabelleğiyle bir MLImage
nesnesini başlatır.
Bildirim
Objective-C
- (nullable instancetype)initWithSampleBuffer:
(nonnull CMSampleBufferRef)sampleBuffer;
Parametreler
sampleBuffer
|
Kaynak olarak kullanılacak örnek arabellek. Yeni
Kullanım ömrü boyunca MLImage örneği. Örnek tampon,
piksel arabelleği (sıkıştırılmış veriler değil). Pratikte bu, kameranın video çıkışı olmalıdır.
iOS cihazda (diğer rastgele CMSampleBuffer türlerinde değil)
|
Döndürülen Değer
Kaynak olarak belirtilen örnek arabelleğe sahip yeni bir MLImage
örneği. Geçerliyse nil
örnek arabellek nil
veya geçersiz.
-
Bildirim
Objective-C
- (nonnull instancetype)init;
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Son güncelleme tarihi: 2025-07-25 UTC.
[null,null,["Son güncelleme tarihi: 2025-07-25 UTC."],[[["\u003cp\u003e\u003ccode\u003eGMLImage\u003c/code\u003e is an object used for on-device machine learning representing an image.\u003c/p\u003e\n"],["\u003cp\u003eIt can be initialized with an image, a pixel buffer, or a sample buffer, defining the image source.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eGMLImage\u003c/code\u003e provides read-only access to properties like width, height, orientation, and the image source type.\u003c/p\u003e\n"],["\u003cp\u003eIf initialized with an image, the \u003ccode\u003eimage\u003c/code\u003e property holds the source image; otherwise, it's \u003ccode\u003enil\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eSimilarly, \u003ccode\u003epixelBuffer\u003c/code\u003e and \u003ccode\u003esampleBuffer\u003c/code\u003e properties hold the respective source data depending on the initialization type, being \u003ccode\u003enil\u003c/code\u003e otherwise.\u003c/p\u003e\n"]]],["GMLImage manages images for on-device machine learning, defining properties like `width`, `height`, `orientation`, and `imageSourceType`. It can be initialized using `-initWithImage:`, `-initWithPixelBuffer:`, or `-initWithSampleBuffer:`, accepting an image, pixel buffer, or sample buffer respectively as the source. It also exposes the source data through read-only properties, such as `image`, `pixelBuffer`, and `sampleBuffer`, depending on `imageSourceType`. The `-init` method is unavailable.\n"],null,["# MLKitVision Framework Reference\n\nGMLImage\n========\n\n\n @interface GMLImage : NSObject\n\nAn image used in on-device machine learning.\n- `\n ``\n ``\n `\n\n ### [width](#/c:objc(cs)GMLImage(py)width)\n\n `\n ` \n Width of the image in pixels. \n\n #### Declaration\n\n Objective-C \n\n @property (nonatomic, readonly) CGFloat width;\n\n- `\n ``\n ``\n `\n\n ### [height](#/c:objc(cs)GMLImage(py)height)\n\n `\n ` \n Height of the image in pixels. \n\n #### Declaration\n\n Objective-C \n\n @property (nonatomic, readonly) CGFloat height;\n\n- `\n ``\n ``\n `\n\n ### [orientation](#/c:objc(cs)GMLImage(py)orientation)\n\n `\n ` \n The display orientation of the image. If [imageSourceType](../Classes/GMLImage.html#/c:objc(cs)GMLImage(py)imageSourceType) is [.image](../Classes/GMLImage.html#/c:objc(cs)GMLImage(py)image), the default value is\n `image.imageOrientation`; otherwise the default value is `.up`. \n\n #### Declaration\n\n Objective-C \n\n @property (nonatomic) int orientation;\n\n- `\n ``\n ``\n `\n\n ### [imageSourceType](#/c:objc(cs)GMLImage(py)imageSourceType)\n\n `\n ` \n The type of the image source. \n\n #### Declaration\n\n Objective-C \n\n @property (nonatomic, readonly) ../Type-Definitions.html#/c:GMLImage.h@T@GMLImageSourceType imageSourceType;\n\n- `\n ``\n ``\n `\n\n ### [image](#/c:objc(cs)GMLImage(py)image)\n\n `\n ` \n The source image. `nil` if [imageSourceType](../Classes/GMLImage.html#/c:objc(cs)GMLImage(py)imageSourceType) is not `.image`. \n\n #### Declaration\n\n Objective-C \n\n @property (nonatomic, readonly, nullable) int *image;\n\n- `\n ``\n ``\n `\n\n ### [pixelBuffer](#/c:objc(cs)GMLImage(py)pixelBuffer)\n\n `\n ` \n The source pixel buffer. `nil` if [imageSourceType](../Classes/GMLImage.html#/c:objc(cs)GMLImage(py)imageSourceType) is not `.pixelBuffer`. \n\n #### Declaration\n\n Objective-C \n\n @property (nonatomic, readonly, nullable) CVPixelBufferRef pixelBuffer;\n\n- `\n ``\n ``\n `\n\n ### [sampleBuffer](#/c:objc(cs)GMLImage(py)sampleBuffer)\n\n `\n ` \n The source sample buffer. `nil` if [imageSourceType](../Classes/GMLImage.html#/c:objc(cs)GMLImage(py)imageSourceType) is not `.sampleBuffer`. \n\n #### Declaration\n\n Objective-C \n\n @property (nonatomic, readonly, nullable) CMSampleBufferRef sampleBuffer;\n\n- `\n ``\n ``\n `\n\n ### [-initWithImage:](#/c:objc(cs)GMLImage(im)initWithImage:)\n\n `\n ` \n Initializes an `MLImage` object with the given image. \n\n #### Declaration\n\n Objective-C \n\n - (nullable instancetype)initWithImage:(id)image;\n\n #### Parameters\n\n |---------------|----------------------------------------------------------------------------|\n | ` `*image*` ` | The image to use as the source. Its `CGImage` property must not be `NULL`. |\n\n #### Return Value\n\n A new `MLImage` instance with the given image as the source. `nil` if the given [image](../Classes/GMLImage.html#/c:objc(cs)GMLImage(py)image)\n is `nil` or invalid.\n- `\n ``\n ``\n `\n\n ### [-initWithPixelBuffer:](#/c:objc(cs)GMLImage(im)initWithPixelBuffer:)\n\n `\n ` \n Initializes an `MLImage` object with the given pixel buffer. \n\n #### Declaration\n\n Objective-C \n\n - (nullable instancetype)initWithPixelBuffer:\n (nonnull CVPixelBufferRef)pixelBuffer;\n\n #### Parameters\n\n |---------------------|-----------------------------------------------------------------------------------------------------------------------------|\n | ` `*pixelBuffer*` ` | The pixel buffer to use as the source. It will be retained by the new `MLImage` instance for the duration of its lifecycle. |\n\n #### Return Value\n\n A new `MLImage` instance with the given pixel buffer as the source. `nil` if the given\n pixel buffer is `nil` or invalid.\n- `\n ``\n ``\n `\n\n ### [-initWithSampleBuffer:](#/c:objc(cs)GMLImage(im)initWithSampleBuffer:)\n\n `\n ` \n Initializes an `MLImage` object with the given sample buffer. \n\n #### Declaration\n\n Objective-C \n\n - (nullable instancetype)initWithSampleBuffer:\n (nonnull CMSampleBufferRef)sampleBuffer;\n\n #### Parameters\n\n |----------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n | ` `*sampleBuffer*` ` | The sample buffer to use as the source. It will be retained by the new `MLImage` instance for the duration of its lifecycle. The sample buffer must be based on a pixel buffer (not compressed data). In practice, it should be the video output of the camera on an iOS device, not other arbitrary types of `CMSampleBuffer`s. |\n\n #### Return Value\n\n A new `MLImage` instance with the given sample buffer as the source. `nil` if the given\n sample buffer is `nil` or invalid.\n- `\n ``\n ``\n `\n\n ### [-init](#/c:objc(cs)GMLImage(im)init)\n\n `\n ` \n Unavailable. \n\n #### Declaration\n\n Objective-C \n\n - (nonnull instancetype)init;"]]