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      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 WebVideoFrame_h
     32 #define WebVideoFrame_h
     33 
     34 namespace WebKit {
     35 
     36 // A proxy video frame interface to communicate frame data between chromium
     37 // and WebKit.
     38 class WebVideoFrame {
     39 public:
     40     enum Format {
     41         FormatInvalid,
     42         FormatRGB555,
     43         FormatRGB565,
     44         FormatRGB24,
     45         FormatRGB32,
     46         FormatRGBA,
     47         FormatYV12,
     48         FormatYV16,
     49         FormatNV12,
     50         FormatEmpty,
     51         FormatASCII,
     52     };
     53 
     54     enum SurfaceType {
     55         SurfaceTypeSystemMemory,
     56         SurfaceTypeTexture,
     57     };
     58 
     59     virtual SurfaceType surfaceType() const = 0;
     60     virtual Format format() const = 0;
     61     virtual unsigned width() const = 0;
     62     virtual unsigned height() const = 0;
     63     virtual unsigned planes() const = 0;
     64     virtual int stride(unsigned plane) const = 0;
     65     virtual const void* data(unsigned plane) const = 0;
     66     virtual unsigned texture(unsigned plane) const = 0;
     67 };
     68 
     69 } // namespace WebKit
     70 
     71 #endif
     72