| /* |
| * Copyright 2016 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 "RTCOpenGLDefines.h" |
| |
| @class RTCVideoFrame; |
| |
| @protocol RTCShader <NSObject> |
| |
| - (BOOL)drawFrame:(RTCVideoFrame *)frame; |
| |
| @end |
| |
| // Shader for non-native I420 frames. |
| @interface RTCI420Shader : NSObject <RTCShader> |
| |
| - (instancetype)init NS_UNAVAILABLE; |
| - (instancetype)initWithContext:(GlContextType *)context NS_DESIGNATED_INITIALIZER; |
| - (BOOL)drawFrame:(RTCVideoFrame *)frame; |
| |
| @end |
| |
| // Native CVPixelBufferRef rendering is only supported on iPhone because it |
| // depends on CVOpenGLESTextureCacheCreate. |
| #if TARGET_OS_IPHONE |
| |
| // Shader for native NV12 frames. |
| @interface RTCNativeNV12Shader : NSObject <RTCShader> |
| |
| - (instancetype)init NS_UNAVAILABLE; |
| - (instancetype)initWithContext:(GlContextType *)context NS_DESIGNATED_INITIALIZER; |
| - (BOOL)drawFrame:(RTCVideoFrame *)frame; |
| |
| @end |
| |
| #endif // TARGET_OS_IPHONE |
