50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
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/*
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* Copyright 2017 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 <Foundation/Foundation.h>
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#import <AppKit/AppKit.h>
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#import <MetalKit/MetalKit.h>
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#import "base/RTCVideoFrame.h"
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bool initMetal();
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struct MTLFrameSize {
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float width = 0;
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float height = 0;
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};
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MTLFrameSize MTLAspectFilled(MTLFrameSize from, MTLFrameSize to);
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MTLFrameSize MTLAspectFitted(MTLFrameSize from, MTLFrameSize to);
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NS_ASSUME_NONNULL_BEGIN
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typedef enum {
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TGRTCMTLRenderModeSinge,
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TGRTCMTLRenderModeDouble
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} TGRTCMTLRenderMode;
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@protocol TGRTCMTLRenderer <NSObject>
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- (void)drawFrame:(RTC_OBJC_TYPE(RTCVideoFrame) *)frame;
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- (BOOL)setSingleRendering:(__kindof CAMetalLayer *)view;
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- (BOOL)setDoubleRendering:(__kindof CAMetalLayer *)view foreground: (__kindof CAMetalLayer *)foreground;
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@end
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NS_AVAILABLE(10_11, 9_0)
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@interface TGRTCMTLRenderer : NSObject <TGRTCMTLRenderer>
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@property(atomic, nullable) NSValue *rotationOverride;
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@end
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NS_ASSUME_NONNULL_END
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