1 /* 2 * Copyright (C) 2010 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef VideoFrameChromiumImpl_h 32 #define VideoFrameChromiumImpl_h 33 34 #include "VideoFrameChromium.h" 35 #include "WebVideoFrame.h" 36 37 namespace WebKit { 38 39 // A wrapper class for WebKit::WebVideoFrame. Objects can be created in WebKit 40 // and used in WebCore because of the VideoFrameChromium interface. 41 class VideoFrameChromiumImpl : public WebCore::VideoFrameChromium { 42 public: 43 // Converts a WebCore::VideoFrameChromium to a WebKit::WebVideoFrame. 44 static WebVideoFrame* toWebVideoFrame(WebCore::VideoFrameChromium*); 45 46 // Creates a VideoFrameChromiumImpl object to wrap the given WebVideoFrame. 47 // The VideoFrameChromiumImpl does not take ownership of the WebVideoFrame 48 // and should not free the frame's memory. 49 VideoFrameChromiumImpl(WebVideoFrame*); 50 virtual SurfaceType surfaceType() const; 51 virtual Format format() const; 52 virtual unsigned width() const; 53 virtual unsigned width(unsigned plane) const; 54 virtual unsigned height() const; 55 virtual unsigned height(unsigned plane) const; 56 virtual unsigned planes() const; 57 virtual int stride(unsigned plane) const; 58 virtual const void* data(unsigned plane) const; 59 virtual unsigned texture(unsigned plane) const; 60 virtual const WebCore::IntSize requiredTextureSize(unsigned plane) const; 61 virtual bool hasPaddingBytes(unsigned plane) const; 62 63 private: 64 WebVideoFrame* m_webVideoFrame; 65 }; 66 67 } // namespace WebKit 68 69 #endif 70