86 lines
2.9 KiB
Objective-C
86 lines
2.9 KiB
Objective-C
/*
|
|
* Copyright 2015 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 <Foundation/Foundation.h>
|
|
|
|
#import "RTCMacros.h"
|
|
|
|
NS_ASSUME_NONNULL_BEGIN
|
|
|
|
typedef NS_ENUM(NSInteger, RTCVideoRotation) {
|
|
RTCVideoRotation_0 = 0,
|
|
RTCVideoRotation_90 = 90,
|
|
RTCVideoRotation_180 = 180,
|
|
RTCVideoRotation_270 = 270,
|
|
};
|
|
|
|
@protocol RTCVideoFrameBuffer;
|
|
|
|
// RTCVideoFrame is an ObjectiveC version of webrtc::VideoFrame.
|
|
RTC_OBJC_EXPORT
|
|
@interface RTCVideoFrame : NSObject
|
|
|
|
/** Width without rotation applied. */
|
|
@property(nonatomic, readonly) int width;
|
|
|
|
/** Height without rotation applied. */
|
|
@property(nonatomic, readonly) int height;
|
|
@property(nonatomic, readonly) RTCVideoRotation rotation;
|
|
|
|
/** Timestamp in nanoseconds. */
|
|
@property(nonatomic, readonly) int64_t timeStampNs;
|
|
|
|
/** Timestamp 90 kHz. */
|
|
@property(nonatomic, assign) int32_t timeStamp;
|
|
|
|
@property(nonatomic, readonly) id<RTCVideoFrameBuffer> buffer;
|
|
|
|
- (instancetype)init NS_UNAVAILABLE;
|
|
- (instancetype) new NS_UNAVAILABLE;
|
|
|
|
/** Initialize an RTCVideoFrame from a pixel buffer, rotation, and timestamp.
|
|
* Deprecated - initialize with a RTCCVPixelBuffer instead
|
|
*/
|
|
- (instancetype)initWithPixelBuffer:(CVPixelBufferRef)pixelBuffer
|
|
rotation:(RTCVideoRotation)rotation
|
|
timeStampNs:(int64_t)timeStampNs
|
|
DEPRECATED_MSG_ATTRIBUTE("use initWithBuffer instead");
|
|
|
|
/** Initialize an RTCVideoFrame from a pixel buffer combined with cropping and
|
|
* scaling. Cropping will be applied first on the pixel buffer, followed by
|
|
* scaling to the final resolution of scaledWidth x scaledHeight.
|
|
*/
|
|
- (instancetype)initWithPixelBuffer:(CVPixelBufferRef)pixelBuffer
|
|
scaledWidth:(int)scaledWidth
|
|
scaledHeight:(int)scaledHeight
|
|
cropWidth:(int)cropWidth
|
|
cropHeight:(int)cropHeight
|
|
cropX:(int)cropX
|
|
cropY:(int)cropY
|
|
rotation:(RTCVideoRotation)rotation
|
|
timeStampNs:(int64_t)timeStampNs
|
|
DEPRECATED_MSG_ATTRIBUTE("use initWithBuffer instead");
|
|
|
|
/** Initialize an RTCVideoFrame from a frame buffer, rotation, and timestamp.
|
|
*/
|
|
- (instancetype)initWithBuffer:(id<RTCVideoFrameBuffer>)frameBuffer
|
|
rotation:(RTCVideoRotation)rotation
|
|
timeStampNs:(int64_t)timeStampNs;
|
|
|
|
/** Return a frame that is guaranteed to be I420, i.e. it is possible to access
|
|
* the YUV data on it.
|
|
*/
|
|
- (RTCVideoFrame *)newI420VideoFrame;
|
|
|
|
@end
|
|
|
|
NS_ASSUME_NONNULL_END
|