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91 lines
2.2 KiB
Objective-C
91 lines
2.2 KiB
Objective-C
//
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// JPNG.h
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//
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// Version 1.2.1
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//
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// Created by Nick Lockwood on 05/01/2013.
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// Copyright 2013 Charcoal Design
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//
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// Distributed under the permissive zlib license
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// Get the latest version from here:
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//
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// https://github.com/nicklockwood/JPNG
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source distribution.
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//
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#import <Foundation/Foundation.h>
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#import <CoreGraphics/CoreGraphics.h>
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#import <TargetConditionals.h>
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#import <ImageIO/ImageIO.h>
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#ifndef JPNG_SWIZZLE_ENABLED
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#define JPNG_SWIZZLE_ENABLED 1
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#endif
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#ifndef JPNG_ALWAYS_FORCE_DECOMPRESSION
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#define JPNG_ALWAYS_FORCE_DECOMPRESSION 0
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#endif
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extern uint32_t JPNGIdentifier;
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typedef struct
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{
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uint32_t imageSize;
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uint32_t maskSize;
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uint16_t footerSize;
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uint8_t majorVersion;
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uint8_t minorVersion;
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uint32_t identifier;
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}
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JPNGFooter;
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//cross-platform implementation
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CGImageRef CGImageCreateWithJPNGData(NSData *data, BOOL forceDecompression);
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NSData *CGImageJPNGRepresentation(CGImageRef image, CGFloat quality);
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#if TARGET_OS_IPHONE
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#import <UIKit/UIKit.h>
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//iOS implementation
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UIImage *UIImageWithJPNGData(NSData *data, CGFloat scale, UIImageOrientation orientation);
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NSData *UIImageJPNGRepresentation(UIImage *image, CGFloat quality);
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#else
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#import <AppKit/AppKit.h>
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//Mac OS implementation
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NSImage *NSImageWithJPNGData(NSData *data, CGFloat scale);
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NSData *NSImageJPNGRepresentation(NSImage *image, CGFloat quality);
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#endif
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