1 /* 2 * Copyright (c) 2013 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 #ifndef COMMON_VIDEO_INTERFACE_NATIVEHANDLE_H_ 12 #define COMMON_VIDEO_INTERFACE_NATIVEHANDLE_H_ 13 14 #include "webrtc/typedefs.h" 15 16 namespace webrtc { 17 18 // A class to store an opaque handle of the underlying video frame. This is used 19 // when the frame is backed by a texture. WebRTC carries the handle in 20 // TextureVideoFrame. This object keeps a reference to the handle. The reference 21 // is cleared when the object is destroyed. It is important to destroy the 22 // object as soon as possible so the texture can be recycled. 23 class NativeHandle { 24 public: ~NativeHandle()25 virtual ~NativeHandle() {} 26 // For scoped_refptr 27 virtual int32_t AddRef() = 0; 28 virtual int32_t Release() = 0; 29 30 // Gets the handle. 31 virtual void* GetHandle() = 0; 32 }; 33 34 } // namespace webrtc 35 36 #endif // COMMON_VIDEO_INTERFACE_NATIVEHANDLE_H_ 37