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FluorescentCIAAfricanAmerican
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common/quicktime_win32/CVPixelFormatDescription.h
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154
common/quicktime_win32/CVPixelFormatDescription.h
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/*
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* CVPixelFormatDescription.h
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* CoreVideo
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*
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* Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
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*
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*/
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#if !defined(__COREVIDEO_CVPIXELFORMATDESCRIPTION_H__)
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#define __COREVIDEO_CVPIXELFORMATDESCRIPTION_H__
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#include <TargetConditionals.h>
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#if TARGET_OS_MAC
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#include <QuartzCore/CoreVideo.h>
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#include <CoreFoundation/CFDictionary.h>
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#include <CoreFoundation/CFArray.h>
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#else
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#include <CoreVideo.h>
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#include <CFDictionary.h>
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#include <CFArray.h>
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#endif
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* This document is influenced by Ice Floe #19: http://developer.apple.com/quicktime/icefloe/dispatch019.html */
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#if TARGET_OS_MAC
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/* The canonical name for the format. This should bethe same as the codec name you'd use in QT */
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CV_EXPORT const CFStringRef kCVPixelFormatName AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* QuickTime/QuickDraw Pixel Format Type constant (OSType) */
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CV_EXPORT const CFStringRef kCVPixelFormatConstant AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* This is the codec type constant, i.e. '2vuy' or k422YpCbCr8CodecType */
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CV_EXPORT const CFStringRef kCVPixelFormatCodecType AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* This is the equivalent Microsoft FourCC code for this pixel format */
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CV_EXPORT const CFStringRef kCVPixelFormatFourCC AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* All buffers have one or more image planes. Each plane may contain a single or an interleaved set of components */
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/* For simplicity sake, pixel formats that are not planar may place the required format keys at the top
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level dictionary. */
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CV_EXPORT const CFStringRef kCVPixelFormatPlanes AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* The following keys describe the requirements/layout of a a single image plane. */
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/* Used to assist with allocating memory for pixel formats that don't have an integer value for
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bytes per pixel */
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/* Block width is essentially the width in pixels of the smallest "byte addressable" group of pixels */
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/* This works in close conjunction with BitsPerBlock */
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/* Examples:
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8-bit luminance only, BlockWidth would be 1, BitsPerBlock would be 8
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16-bit 1555 RGB, BlockWidth would be 1, BitsPerBlock would be 16
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32-bit 8888 ARGB, BlockWidth would be 1, BitsPerBlock would be 32
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2vuy (CbYCrY), BlockWidth would be 2, BitsPerBlock would be 32
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1-bit bitmap, BlockWidth would be 8, BitsPerBlock would be 8
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v210, BlockWidth would be 6, BitsPerBlock would be 128 */
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/* Values assumed to 1 be one if not present */
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CV_EXPORT const CFStringRef kCVPixelFormatBlockWidth AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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CV_EXPORT const CFStringRef kCVPixelFormatBlockHeight AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* This value must be present. For simple pixel formats this will be equivalent to the traditional
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bitsPerPixel value. */
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CV_EXPORT const CFStringRef kCVPixelFormatBitsPerBlock AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* Used to state requirements on block multiples. v210 would be '8' here for the horizontal case,
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to match the standard v210 row alignment value of 48.
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These may be assumed as 1 if not present. */
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CV_EXPORT const CFStringRef kCVPixelFormatBlockHorizontalAlignment AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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CV_EXPORT const CFStringRef kCVPixelFormatBlockVerticalAlignment AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* Subsampling information for this plane. Assumed to be '1' if not present. */
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CV_EXPORT const CFStringRef kCVPixelFormatHorizontalSubsampling AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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CV_EXPORT const CFStringRef kCVPixelFormatVerticalSubsampling AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* If present, these two keys describe the OpenGL format and type enums you would use to describe this
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image plane to OpenGL */
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CV_EXPORT const CFStringRef kCVPixelFormatOpenGLFormat AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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CV_EXPORT const CFStringRef kCVPixelFormatOpenGLType AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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CV_EXPORT const CFStringRef kCVPixelFormatOpenGLInternalFormat AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* CGBitmapInfo value, if required */
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CV_EXPORT const CFStringRef kCVPixelFormatCGBitmapInfo AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* Pixel format compatibility flags */
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CV_EXPORT const CFStringRef kCVPixelFormatQDCompatibility AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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CV_EXPORT const CFStringRef kCVPixelFormatCGBitmapContextCompatibility AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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CV_EXPORT const CFStringRef kCVPixelFormatCGImageCompatibility AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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CV_EXPORT const CFStringRef kCVPixelFormatOpenGLCompatibility AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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#endif
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/* This callback routine implements code to handle the functionality of CVPixelBufferFillExtendedPixels.
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For custom pixel formats where you will never need to use that call, this is not required. */
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typedef Boolean (*CVFillExtendedPixelsCallBack)( CVPixelBufferRef pixelBuffer, void *refCon);
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typedef struct {
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CFIndex version;
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CVFillExtendedPixelsCallBack fillCallBack;
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void *refCon;
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} CVFillExtendedPixelsCallBackData;
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#if TARGET_OS_MAC
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/* The value for this key is a CFData containing a CVFillExtendedPixelsCallBackData struct */
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CV_EXPORT const CFStringRef kCVPixelFormatFillExtendedPixelsCallback AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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#endif
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/* Create a description of a pixel format from a provided OSType */
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CV_EXPORT CFDictionaryRef CVPixelFormatDescriptionCreateWithPixelFormatType(CFAllocatorRef allocator, OSType pixelFormat) AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* Get an array containing all known pixel format description dictionaries */
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CV_EXPORT CFArrayRef CVPixelFormatDescriptionArrayCreateWithAllPixelFormatTypes(CFAllocatorRef allocator) AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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/* Register a new pixel format with CoreVideo */
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CV_EXPORT void CVPixelFormatDescriptionRegisterDescriptionWithPixelFormatType(CFDictionaryRef description, OSType pixelFormat) AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER;
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#if TARGET_OS_WIN32
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#define kCVPixelFormatName CFSTR("Name")
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#define kCVPixelFormatName422YpCbCr8 CFSTR("Component Y'CbCr 8-bit 4:2:2")
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#define kCVPixelFormatName422YpCbCr10 CFSTR("Component Y'CbCr 10-bit 4:2:2")
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#define kCVPixelFormatConstant CFSTR("PixelFormat")
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#define kCVPixelFormatCodecType CFSTR("CodecType")
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#define kCVPixelFormatFourCC CFSTR("FourCC")
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#define kCVPixelFormatPlanes CFSTR("Planes")
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#define kCVPixelFormatComponents CFSTR("ComponentLayout")
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#define kCVPixelFormatBlockWidth CFSTR("BlockWidth")
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#define kCVPixelFormatBlockHeight CFSTR("BlockHeight")
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#define kCVPixelFormatBlockHorizontalAlignment CFSTR("BlockHorizontalAlignment")
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#define kCVPixelFormatBlockVerticalAlignment CFSTR("BlockVerticalAlignment")
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#define kCVPixelFormatBitsPerBlock CFSTR("BitsPerBlock")
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#define kCVPixelFormatHorizontalSubsampling CFSTR("HorizontalSubsampling")
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#define kCVPixelFormatVerticalSubsampling CFSTR("VerticalSubsampling")
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#define kCVPixelFormatOpenGLFormat CFSTR("OpenGLFormat")
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#define kCVPixelFormatOpenGLType CFSTR("OpenGLType")
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#define kCVPixelFormatOpenGLInternalFormat CFSTR("OpenGLInternalFormat")
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#define kCVPixelFormatDirect3DFormat CFSTR("D3DFormat")
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#define kCVPixelFormatDirect3DType CFSTR("D3DType")
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#define kCVPixelFormatDirect3DInternalFormat CFSTR("D3DInternalFormat")
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#define kCVPixelFormatQDCompatibility CFSTR("QDCompatibility")
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#define kCVPixelFormatCGBitmapContextCompatibility CFSTR("CGBitmapContextCompatibility")
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#define kCVPixelFormatCGImageCompatibility CFSTR("CGImageCompatibility")
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#define kCVPixelFormatOpenGLCompatibility CFSTR("OpenGLCompatibility")
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#define kCVPixelFormatDirect3DCompatibility CFSTR("Direct3DCompatibility")
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#define kCVPixelFormatCGBitmapInfo CFSTR("CGBitmapInfo")
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#define kCVPixelFormatFillExtendedPixelsCallback CFSTR("FillExtendedPixelsCallback")
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#endif
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#if defined(__cplusplus)
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}
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#endif
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#endif
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