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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 <Foundation/Foundation.h> | |
| 12 #if TARGET_OS_IPHONE | |
| 13 #import <GLKit/GLKit.h> | |
| 14 #else | |
| 15 #import <AppKit/NSOpenGL.h> | |
| 16 #endif | |
| 17 | |
| 18 #import "webrtc/base/objc/RTCMacros.h" | |
| 19 | |
| 20 NS_ASSUME_NONNULL_BEGIN | |
| 21 | |
| 22 @class RTCVideoFrame; | |
| 23 | |
| 24 // RTCOpenGLVideoRenderer issues appropriate OpenGL commands to draw a frame to | |
| 25 // the currently bound framebuffer. Supports OpenGL 3.2 and OpenGLES 2.0. OpenGL | |
| 26 // framebuffer creation and management should be handled elsewhere using the | |
| 27 // same context used to initialize this class. | |
| 28 RTC_EXPORT | |
| 29 @interface RTCOpenGLVideoRenderer : NSObject | |
| 30 | |
| 31 // The last successfully drawn frame. Used to avoid drawing frames unnecessarily | |
| 32 // hence saving battery life by reducing load. | |
| 33 @property(nonatomic, readonly) RTCVideoFrame *lastDrawnFrame; | |
| 34 | |
| 35 #if TARGET_OS_IPHONE | |
| 36 - (instancetype)initWithContext:(EAGLContext *)context | |
| 37 NS_DESIGNATED_INITIALIZER; | |
| 38 #else | |
| 39 - (instancetype)initWithContext:(NSOpenGLContext *)context | |
| 40 NS_DESIGNATED_INITIALIZER; | |
| 41 #endif | |
| 42 | |
| 43 // Draws |frame| onto the currently bound OpenGL framebuffer. |setupGL| must be | |
| 44 // called before this function will succeed. | |
| 45 - (BOOL)drawFrame:(RTCVideoFrame *)frame; | |
| 46 | |
| 47 // The following methods are used to manage OpenGL resources. On iOS | |
| 48 // applications should release resources when placed in background for use in | |
| 49 // the foreground application. In fact, attempting to call OpenGLES commands | |
| 50 // while in background will result in application termination. | |
| 51 | |
| 52 // Sets up the OpenGL state needed for rendering. | |
| 53 - (void)setupGL; | |
| 54 // Tears down the OpenGL state created by |setupGL|. | |
| 55 - (void)teardownGL; | |
| 56 | |
| 57 - (instancetype)init NS_UNAVAILABLE; | |
| 58 | |
| 59 @end | |
| 60 | |
| 61 NS_ASSUME_NONNULL_END | |
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Chromium Code Reviews
Issue 1903663002:
Build dynamic iOS SDK. (Closed)
Base URL: https://chromium.googlesource.com/external/webrtc.git@master