| /* | |
| * Copyright 2018 The WebRTC project authors. All Rights Reserved. | |
| * | |
| * Use of this source code is governed by a BSD-style license | |
| * that can be found in the LICENSE file in the root of the source | |
| * tree. An additional intellectual property rights grant can be found | |
| * in the file PATENTS. All contributing project authors may | |
| * be found in the AUTHORS file in the root of the source tree. | |
| */ | |
| #import <AVFoundation/AVFoundation.h> | |
| #import "RTCVideoFrameBuffer.h" | |
| #import "sdk/objc/base/RTCMacros.h" | |
| NS_ASSUME_NONNULL_BEGIN | |
| /** RTCVideoFrameBuffer containing a CVPixelBufferRef */ | |
| RTC_OBJC_EXPORT | |
| @interface RTC_OBJC_TYPE (RTCCVPixelBuffer) : NSObject <RTC_OBJC_TYPE(RTCVideoFrameBuffer)> | |
| @property(nonatomic, readonly) CVPixelBufferRef pixelBuffer; | |
| @property(nonatomic, readonly) int cropX; | |
| @property(nonatomic, readonly) int cropY; | |
| @property(nonatomic, readonly) int cropWidth; | |
| @property(nonatomic, readonly) int cropHeight; | |
| + (NSSet<NSNumber *> *)supportedPixelFormats; | |
| - (instancetype)initWithPixelBuffer:(CVPixelBufferRef)pixelBuffer; | |
| - (instancetype)initWithPixelBuffer:(CVPixelBufferRef)pixelBuffer | |
| adaptedWidth:(int)adaptedWidth | |
| adaptedHeight:(int)adaptedHeight | |
| cropWidth:(int)cropWidth | |
| cropHeight:(int)cropHeight | |
| cropX:(int)cropX | |
| cropY:(int)cropY; | |
| - (BOOL)requiresCropping; | |
| - (BOOL)requiresScalingToWidth:(int)width height:(int)height; | |
| - (int)bufferSizeForCroppingAndScalingToWidth:(int)width height:(int)height; | |
| /** The minimum size of the `tmpBuffer` must be the number of bytes returned | |
| * from the bufferSizeForCroppingAndScalingToWidth:height: method. If that size | |
| * is 0, the `tmpBuffer` may be nil. | |
| */ | |
| - (BOOL)cropAndScaleTo:(CVPixelBufferRef)outputPixelBuffer | |
| withTempBuffer:(nullable uint8_t *)tmpBuffer; | |
| @end | |
| NS_ASSUME_NONNULL_END |