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1 /* | |
2 * Copyright 2015 The WebRTC project authors. All Rights Reserved. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license | |
5 * that can be found in the LICENSE file in the root of the source | |
6 * tree. An additional intellectual property rights grant can be found | |
7 * in the file PATENTS. All contributing project authors may | |
8 * be found in the AUTHORS file in the root of the source tree. | |
9 */ | |
10 | |
11 #import <AVFoundation/AVFoundation.h> | |
12 #import <Foundation/Foundation.h> | |
13 | |
14 #import "webrtc/base/objc/RTCMacros.h" | |
15 | |
16 NS_ASSUME_NONNULL_BEGIN | |
17 | |
18 // RTCVideoFrame is an ObjectiveC version of cricket::VideoFrame. | |
19 RTC_EXPORT | |
20 @interface RTCVideoFrame : NSObject | |
21 | |
22 /** Width without rotation applied. */ | |
23 @property(nonatomic, readonly) size_t width; | |
24 | |
25 /** Height without rotation applied. */ | |
26 @property(nonatomic, readonly) size_t height; | |
27 @property(nonatomic, readonly) size_t chromaWidth; | |
28 @property(nonatomic, readonly) size_t chromaHeight; | |
29 // These can return NULL if the object is not backed by a buffer. | |
30 @property(nonatomic, readonly, nullable) const uint8_t *yPlane; | |
31 @property(nonatomic, readonly, nullable) const uint8_t *uPlane; | |
32 @property(nonatomic, readonly, nullable) const uint8_t *vPlane; | |
33 @property(nonatomic, readonly) int32_t yPitch; | |
34 @property(nonatomic, readonly) int32_t uPitch; | |
35 @property(nonatomic, readonly) int32_t vPitch; | |
36 | |
37 /** Timestamp in nanoseconds. */ | |
38 @property(nonatomic, readonly) int64_t timeStamp; | |
39 | |
40 /** The native handle should be a pixel buffer on iOS. */ | |
41 @property(nonatomic, readonly) CVPixelBufferRef nativeHandle; | |
42 | |
43 - (instancetype)init NS_UNAVAILABLE; | |
44 | |
45 /** If the frame is backed by a CVPixelBuffer, creates a backing i420 frame. | |
46 * Calling the yuv plane properties will call this method if needed. | |
47 */ | |
48 - (void)convertBufferIfNeeded; | |
49 | |
50 @end | |
51 | |
52 NS_ASSUME_NONNULL_END | |
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