| // Copyright (c) 2010 The WebM 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. |
| |
| |
| /* |
| |
| File: PixelUtilities.h, part of ExampleIPBCodec |
| |
| Abstract: Utilities for converting between chunky YUV 4:2:2 and planar YUV 4:2:0. |
| |
| Version: 1.0 |
| |
| � Copyright 2005 Apple Computer, Inc. All rights reserved. |
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| stated in this notice, no other rights or |
| licenses, express or implied, are granted by |
| Apple herein, including but not limited to any |
| patent rights that may be infringed by your |
| derivative works or by other works in which the |
| Apple Software may be incorporated. |
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| The Apple Software is provided by Apple on an "AS |
| IS" basis. APPLE MAKES NO WARRANTIES, EXPRESS OR |
| IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED |
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| IN NO EVENT SHALL APPLE BE LIABLE FOR ANY |
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| */ |
| |
| #ifndef PIXELUTILITIES_H |
| #define PIXELUTILITIES_H |
| |
| #include <QuickTime/QuickTime.h> |
| |
| // Our YUV 4:2:2 format, known as k422YpCbCr8CodecType or '2vuy', is ordered Y0, Cb, Y1, Cr. |
| // These utilities convert between it and a simple planar YUV 4:2:0. |
| // These utilities assume that width and height are both multiples of 2. |
| |
| extern OSStatus CopyChunkyYUV422ToPlanarYUV420( |
| size_t width, |
| size_t height, |
| const unsigned char *baseAddr_2vuy, |
| int rowBytes_2vuy, |
| unsigned char *baseAddr_y, |
| int rowBytes_y, |
| unsigned char *baseAddr_u, |
| int rowBytes_u, |
| unsigned char *baseAddr_v, |
| int rowBytes_v); |
| |
| extern OSStatus CopyPlanarYUV420ToChunkyYUV422( |
| size_t width, |
| size_t height, |
| const UInt8 *baseAddr_y, |
| size_t rowBytes_y, |
| const UInt8 *baseAddr_u, |
| size_t rowBytes_u, |
| const UInt8 *baseAddr_v, |
| size_t rowBytes_v, |
| UInt8 *baseAddr_2vuy, |
| size_t rowBytes_2vuy); |
| |
| |
| extern OSStatus DebugAllBlackYV12( |
| size_t width, |
| size_t height, |
| const unsigned char *baseAddr_2vuy, |
| int rowBytes_2vuy, |
| unsigned char *baseAddr_y, |
| int rowBytes_yv12); |
| |
| |
| extern OSStatus CopyChunkyYUV422ToPlanarYV12( |
| size_t width, |
| size_t height, |
| const unsigned char *baseAddr_2vuy, |
| int rowBytes_2vuy, |
| unsigned char *baseAddr_y, |
| int rowBytes_y, |
| unsigned char *baseAddr_u, |
| int rowBytes_u, |
| unsigned char *baseAddr_v, |
| int rowBytes_v); |
| |
| extern OSStatus CopyPlanarYV12ToChunkyYUV422( |
| size_t width, |
| size_t height, |
| UInt8 *baseAddr_y, |
| size_t rowBytes_y, |
| UInt8 *baseAddr_u, |
| size_t rowBytes_u, |
| UInt8 *baseAddr_v, |
| size_t rowBytes_v, |
| UInt8 *baseAddr_2vuy, |
| size_t rowBytes_2vuy); |
| #endif // PIXELUTILITIES_H |