1/* 2 * Copyright (C) 2010 Apple 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 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef WKCAImageQueue_h 27#define WKCAImageQueue_h 28 29typedef const void * CFTypeRef; 30typedef const struct __CFDictionary * CFDictionaryRef; 31 32#include <stdint.h> 33#include <wtf/OwnPtr.h> 34 35namespace WebCore { 36 37class WKCAImageQueuePrivate; 38 39class WKCAImageQueue { 40public: 41 enum Flags { 42 Async = 1U << 0, 43 Fill = 1U << 1, 44 Protected = 1U << 2, 45 UseCleanAperture = 1U << 3, 46 UseAspectRatio = 1U << 4, 47 LowQualityColor = 1U << 5, 48 }; 49 50 enum ImageType { 51 Nil = 1, 52 Surface, 53 Buffer, 54 IOSurface, 55 }; 56 57 enum ImageFlags { 58 Opaque = 1U << 0, 59 Flush = 1U << 1, 60 WillFlush = 1U << 2, 61 Flipped = 1U << 3, 62 WaitGPU = 1U << 4, 63 }; 64 65 typedef void (*ReleaseCallback)(unsigned int type, uint64_t id, void* info); 66 67 WKCAImageQueue(uint32_t width, uint32_t height, uint32_t capacity); 68 ~WKCAImageQueue(void); 69 70 size_t collect(); 71 72 bool insertImage(double t, unsigned int type, uint64_t id, uint32_t flags, ReleaseCallback release, void* info); 73 uint64_t registerPixelBuffer(void *data, size_t data_size, size_t rowbytes, size_t width, size_t height, uint32_t pixel_format, CFDictionaryRef attachments, uint32_t flags); 74 75 uint32_t flags() const; 76 void setFlags(uint32_t mask, uint32_t flags); 77 78 CFTypeRef get(); 79 80private: 81 WKCAImageQueue(const WKCAImageQueue&); 82 WKCAImageQueue& operator=(const WKCAImageQueue&); 83 OwnPtr<WKCAImageQueuePrivate> m_private; 84}; 85 86} 87 88#endif 89