f3a33c0162
root Bug: webrtc:365299881 Change-Id: Id3adf3b4913da1e04534da232d03455a46c30e4c Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/362582 Commit-Queue: Dor Hen <dorhen@meta.com> Reviewed-by: Kári Helgason <kthelgason@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/main@{#43028}
53 lines
1.9 KiB
Objective-C
53 lines
1.9 KiB
Objective-C
/*
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* Copyright 2018 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#import <AVFoundation/AVFoundation.h>
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#import "RTCVideoFrameBuffer.h"
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#import "sdk/objc/base/RTCMacros.h"
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NS_ASSUME_NONNULL_BEGIN
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/** RTCVideoFrameBuffer containing a CVPixelBufferRef */
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RTC_OBJC_EXPORT
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@interface RTC_OBJC_TYPE (RTCCVPixelBuffer) : NSObject <RTC_OBJC_TYPE(RTCVideoFrameBuffer)>
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@property(nonatomic, readonly) CVPixelBufferRef pixelBuffer;
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@property(nonatomic, readonly) int cropX;
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@property(nonatomic, readonly) int cropY;
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@property(nonatomic, readonly) int cropWidth;
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@property(nonatomic, readonly) int cropHeight;
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+ (NSSet<NSNumber *> *)supportedPixelFormats;
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- (instancetype)initWithPixelBuffer:(CVPixelBufferRef)pixelBuffer;
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- (instancetype)initWithPixelBuffer:(CVPixelBufferRef)pixelBuffer
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adaptedWidth:(int)adaptedWidth
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adaptedHeight:(int)adaptedHeight
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cropWidth:(int)cropWidth
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cropHeight:(int)cropHeight
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cropX:(int)cropX
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cropY:(int)cropY;
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- (BOOL)requiresCropping;
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- (BOOL)requiresScalingToWidth:(int)width height:(int)height;
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- (int)bufferSizeForCroppingAndScalingToWidth:(int)width height:(int)height;
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/** The minimum size of the `tmpBuffer` must be the number of bytes returned from the
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* bufferSizeForCroppingAndScalingToWidth:height: method.
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* If that size is 0, the `tmpBuffer` may be nil.
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*/
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- (BOOL)cropAndScaleTo:(CVPixelBufferRef)outputPixelBuffer
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withTempBuffer:(nullable uint8_t *)tmpBuffer;
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@end
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NS_ASSUME_NONNULL_END
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