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Add WebP format support (fix #410) 

How awesome is that?! =)
This commit is contained in:
Olivier Poitrey 2013-06-07 20:38:16 +02:00
parent 1dbb79f903
commit 04fa4c97b5
9 changed files with 381 additions and 1 deletions
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3
.gitmodules vendored Normal file
View File

@ -0,0 +1,3 @@
[submodule "Vendors/libwebp"]
path = Vendors/libwebp
url = http://git.chromium.org/webm/libwebp.git

2
Examples/SDWebImage Demo/MasterViewController.m
View File

@ -31,6 +31,8 @@
action:@selector(flushCache)];
_objects = [NSArray arrayWithObjects:
@"http://assets.sbnation.com/assets/2512203/dogflops.gif",
@"http://www.ioncannon.net/wp-content/uploads/2011/06/test2.webp",
@"http://www.ioncannon.net/wp-content/uploads/2011/06/test9.webp",
@"http://static2.dmcdn.net/static/video/656/177/44771656:jpeg_preview_small.jpg?20120509154705",
@"http://static2.dmcdn.net/static/video/629/228/44822926:jpeg_preview_small.jpg?20120509181018",
@"http://static2.dmcdn.net/static/video/116/367/44763611:jpeg_preview_small.jpg?20120509101749",

1
README.md
View File

@ -9,6 +9,7 @@ It provides:
- An asynchronous image downloader
- An asynchronous memory + disk image caching with automatic cache expiration handling
- Animated GIF support
- WebP format support
- A background image decompression
- A guarantee that the same URL won't be downloaded several times
- A guarantee that bogus URLs won't be retried again and again

290
SDWebImage.xcodeproj/project.pbxproj
View File

@ -71,6 +71,86 @@
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@ -118,6 +198,46 @@
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53EDFCF417625F4100698166 /* utils.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; name = utils.c; path = Vendors/libwebp/src/utils/utils.c; sourceTree = "<group>"; };
53EDFCF917625F5F00698166 /* filters.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = filters.h; path = Vendors/libwebp/src/utils/filters.h; sourceTree = "<group>"; };
53EDFCFA17625F5F00698166 /* filters.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; name = filters.c; path = Vendors/libwebp/src/utils/filters.c; sourceTree = "<group>"; };
53EDFCFF17625F7900698166 /* thread.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = thread.h; path = Vendors/libwebp/src/utils/thread.h; sourceTree = "<group>"; };
53EDFD0017625F7900698166 /* thread.c */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.c; name = thread.c; path = Vendors/libwebp/src/utils/thread.c; sourceTree = "<group>"; };
53FB893F14D35D1A0020B787 /* CoreGraphics.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = CoreGraphics.framework; path = System/Library/Frameworks/CoreGraphics.framework; sourceTree = SDKROOT; };
53FB894814D35E9E0020B787 /* UIKit.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = UIKit.framework; path = System/Library/Frameworks/UIKit.framework; sourceTree = SDKROOT; };
A18A6CC5172DC28500419892 /* UIImage+GIF.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIImage+GIF.h"; sourceTree = "<group>"; };
@ -172,6 +292,7 @@
53922D71148C55820056699D /* Frameworks */ = {
isa = PBXGroup;
children = (
53EDFBE417625A2800698166 /* WebP */,
53FB893F14D35D1A0020B787 /* CoreGraphics.framework */,
53922D72148C55820056699D /* Foundation.framework */,
53FB894814D35E9E0020B787 /* UIKit.framework */,
@ -202,6 +323,8 @@
A18A6CCC172DC33A00419892 /* NSData+GIF.m */,
A18A6CC5172DC28500419892 /* UIImage+GIF.h */,
A18A6CC6172DC28500419892 /* UIImage+GIF.m */,
53EDFB911762547C00698166 /* UIImage+WebP.h */,
53EDFB921762547C00698166 /* UIImage+WebP.m */,
535699B415113E7300A4C397 /* MKAnnotationView+WebCache.h */,
535699B515113E7300A4C397 /* MKAnnotationView+WebCache.m */,
53922D93148C56230056699D /* UIButton+WebCache.h */,
@ -245,6 +368,75 @@
name = Utils;
sourceTree = "<group>";
};
53EDFBE417625A2800698166 /* WebP */ = {
isa = PBXGroup;
children = (
53EDFCB617625D1200698166 /* dsp */,
53EDFCA317625C4600698166 /* util */,
53EDFCA217625C3C00698166 /* dec */,
);
name = WebP;
sourceTree = "<group>";
};
53EDFCA217625C3C00698166 /* dec */ = {
isa = PBXGroup;
children = (
53EDFCE717625EC800698166 /* io.c */,
53EDFCDB17625E6000698166 /* buffer.c */,
53EDFCD817625E3000698166 /* quant.c */,
53EDFCD517625E1A00698166 /* tree.c */,
53EDFCAD17625CA600698166 /* alpha.c */,
53EDFCAA17625C8700698166 /* frame.c */,
53EDFC9017625BE300698166 /* webpi.h */,
53EDFC9117625BE300698166 /* webp.c */,
53EDFC9617625C1100698166 /* vp8li.h */,
53EDFC9717625C1100698166 /* vp8l.c */,
53EDFC9817625C1100698166 /* vp8i.h */,
53EDFC9917625C1100698166 /* vp8.c */,
);
name = dec;
sourceTree = "<group>";
};
53EDFCA317625C4600698166 /* util */ = {
isa = PBXGroup;
children = (
53EDFCFF17625F7900698166 /* thread.h */,
53EDFD0017625F7900698166 /* thread.c */,
53EDFCF917625F5F00698166 /* filters.h */,
53EDFCFA17625F5F00698166 /* filters.c */,
53EDFCF317625F4100698166 /* utils.h */,
53EDFCF417625F4100698166 /* utils.c */,
53EDFCED17625F1D00698166 /* rescaler.h */,
53EDFCEE17625F1D00698166 /* rescaler.c */,
53EDFCC917625DD700698166 /* color_cache.h */,
53EDFCCA17625DD700698166 /* color_cache.c */,
53EDFCC317625DB200698166 /* bit_reader.h */,
53EDFCC417625DB200698166 /* bit_reader.c */,
53EDFCB017625CD800698166 /* quant_levels_dec.h */,
53EDFCB117625CD800698166 /* quant_levels_dec.c */,
53EDFCA417625C5B00698166 /* huffman.h */,
53EDFCA517625C5B00698166 /* huffman.c */,
);
name = util;
sourceTree = "<group>";
};
53EDFCB617625D1200698166 /* dsp */ = {
isa = PBXGroup;
children = (
53EDFCEA17625EE200698166 /* upsampling_sse2.c */,
53EDFCE117625EB100698166 /* yuv.h */,
53EDFCE217625EB100698166 /* yuv.c */,
53EDFCDE17625E8D00698166 /* upsampling.c */,
53EDFCCF17625DFA00698166 /* lossless.h */,
53EDFCD017625DFA00698166 /* lossless.c */,
53EDFCB717625D1900698166 /* dsp.h */,
53EDFCB817625D1900698166 /* dec.c */,
53EDFCBD17625D3F00698166 /* dec_sse2.c */,
53EDFCC017625D8400698166 /* cpu.c */,
);
name = dsp;
sourceTree = "<group>";
};
/* End PBXGroup section */
/* Begin PBXHeadersBuildPhase section */
@ -266,6 +458,21 @@
A18A6CC8172DC28500419892 /* UIImage+GIF.h in Headers */,
A18A6CCE172DC33A00419892 /* NSData+GIF.h in Headers */,
53EDFB8B17623F7C00698166 /* UIImage+MultiFormat.h in Headers */,
53EDFB941762547D00698166 /* UIImage+WebP.h in Headers */,
53EDFC9317625BE300698166 /* webpi.h in Headers */,
53EDFC9B17625C1100698166 /* vp8li.h in Headers */,
53EDFC9F17625C1100698166 /* vp8i.h in Headers */,
53EDFCA717625C5B00698166 /* huffman.h in Headers */,
53EDFCB317625CD800698166 /* quant_levels_dec.h in Headers */,
53EDFCBA17625D1900698166 /* dsp.h in Headers */,
53EDFCC617625DB200698166 /* bit_reader.h in Headers */,
53EDFCCC17625DD700698166 /* color_cache.h in Headers */,
53EDFCD217625DFA00698166 /* lossless.h in Headers */,
53EDFCE417625EB100698166 /* yuv.h in Headers */,
53EDFCF017625F1D00698166 /* rescaler.h in Headers */,
53EDFCF617625F4100698166 /* utils.h in Headers */,
53EDFCFC17625F5F00698166 /* filters.h in Headers */,
53EDFD0217625F7900698166 /* thread.h in Headers */,
);
runOnlyForDeploymentPostprocessing = 0;
};
@ -286,6 +493,21 @@
A18A6CC7172DC28500419892 /* UIImage+GIF.h in Headers */,
A18A6CCD172DC33A00419892 /* NSData+GIF.h in Headers */,
53EDFB8A17623F7C00698166 /* UIImage+MultiFormat.h in Headers */,
53EDFB931762547D00698166 /* UIImage+WebP.h in Headers */,
53EDFC9217625BE300698166 /* webpi.h in Headers */,
53EDFC9A17625C1100698166 /* vp8li.h in Headers */,
53EDFC9E17625C1100698166 /* vp8i.h in Headers */,
53EDFCA617625C5B00698166 /* huffman.h in Headers */,
53EDFCB217625CD800698166 /* quant_levels_dec.h in Headers */,
53EDFCB917625D1900698166 /* dsp.h in Headers */,
53EDFCC517625DB200698166 /* bit_reader.h in Headers */,
53EDFCCB17625DD700698166 /* color_cache.h in Headers */,
53EDFCD117625DFA00698166 /* lossless.h in Headers */,
53EDFCE317625EB100698166 /* yuv.h in Headers */,
53EDFCEF17625F1D00698166 /* rescaler.h in Headers */,
53EDFCF517625F4100698166 /* utils.h in Headers */,
53EDFCFB17625F5F00698166 /* filters.h in Headers */,
53EDFD0117625F7900698166 /* thread.h in Headers */,
);
runOnlyForDeploymentPostprocessing = 0;
};
@ -403,6 +625,31 @@
A18A6CCA172DC28500419892 /* UIImage+GIF.m in Sources */,
A18A6CD0172DC33A00419892 /* NSData+GIF.m in Sources */,
53EDFB8D17623F7C00698166 /* UIImage+MultiFormat.m in Sources */,
53EDFB961762547D00698166 /* UIImage+WebP.m in Sources */,
53EDFC9517625BE300698166 /* webp.c in Sources */,
53EDFC9D17625C1100698166 /* vp8l.c in Sources */,
53EDFCA117625C1100698166 /* vp8.c in Sources */,
53EDFCA917625C5B00698166 /* huffman.c in Sources */,
53EDFCAC17625C8700698166 /* frame.c in Sources */,
53EDFCAF17625CA600698166 /* alpha.c in Sources */,
53EDFCB517625CD800698166 /* quant_levels_dec.c in Sources */,
53EDFCBC17625D1900698166 /* dec.c in Sources */,
53EDFCBF17625D3F00698166 /* dec_sse2.c in Sources */,
53EDFCC217625D8400698166 /* cpu.c in Sources */,
53EDFCC817625DB200698166 /* bit_reader.c in Sources */,
53EDFCCE17625DD700698166 /* color_cache.c in Sources */,
53EDFCD417625DFA00698166 /* lossless.c in Sources */,
53EDFCD717625E1A00698166 /* tree.c in Sources */,
53EDFCDA17625E3000698166 /* quant.c in Sources */,
53EDFCDD17625E6000698166 /* buffer.c in Sources */,
53EDFCE017625E8D00698166 /* upsampling.c in Sources */,
53EDFCE617625EB100698166 /* yuv.c in Sources */,
53EDFCE917625EC800698166 /* io.c in Sources */,
53EDFCEC17625EE200698166 /* upsampling_sse2.c in Sources */,
53EDFCF217625F1D00698166 /* rescaler.c in Sources */,
53EDFCF817625F4100698166 /* utils.c in Sources */,
53EDFCFE17625F5F00698166 /* filters.c in Sources */,
53EDFD0417625F7900698166 /* thread.c in Sources */,
);
runOnlyForDeploymentPostprocessing = 0;
};
@ -422,6 +669,31 @@
A18A6CC9172DC28500419892 /* UIImage+GIF.m in Sources */,
A18A6CCF172DC33A00419892 /* NSData+GIF.m in Sources */,
53EDFB8C17623F7C00698166 /* UIImage+MultiFormat.m in Sources */,
53EDFB951762547D00698166 /* UIImage+WebP.m in Sources */,
53EDFC9417625BE300698166 /* webp.c in Sources */,
53EDFC9C17625C1100698166 /* vp8l.c in Sources */,
53EDFCA017625C1100698166 /* vp8.c in Sources */,
53EDFCA817625C5B00698166 /* huffman.c in Sources */,
53EDFCAB17625C8700698166 /* frame.c in Sources */,
53EDFCAE17625CA600698166 /* alpha.c in Sources */,
53EDFCB417625CD800698166 /* quant_levels_dec.c in Sources */,
53EDFCBB17625D1900698166 /* dec.c in Sources */,
53EDFCBE17625D3F00698166 /* dec_sse2.c in Sources */,
53EDFCC117625D8400698166 /* cpu.c in Sources */,
53EDFCC717625DB200698166 /* bit_reader.c in Sources */,
53EDFCCD17625DD700698166 /* color_cache.c in Sources */,
53EDFCD317625DFA00698166 /* lossless.c in Sources */,
53EDFCD617625E1A00698166 /* tree.c in Sources */,
53EDFCD917625E3000698166 /* quant.c in Sources */,
53EDFCDC17625E6000698166 /* buffer.c in Sources */,
53EDFCDF17625E8D00698166 /* upsampling.c in Sources */,
53EDFCE517625EB100698166 /* yuv.c in Sources */,
53EDFCE817625EC800698166 /* io.c in Sources */,
53EDFCEB17625EE200698166 /* upsampling_sse2.c in Sources */,
53EDFCF117625F1D00698166 /* rescaler.c in Sources */,
53EDFCF717625F4100698166 /* utils.c in Sources */,
53EDFCFD17625F5F00698166 /* filters.c in Sources */,
53EDFD0317625F7900698166 /* thread.c in Sources */,
);
runOnlyForDeploymentPostprocessing = 0;
};
@ -443,6 +715,10 @@
COPY_PHASE_STRIP = NO;
DEAD_CODE_STRIPPING = NO;
DSTROOT = /tmp/SDWebImage.dst;
FRAMEWORK_SEARCH_PATHS = (
"$(inherited)",
"\"$(SRCROOT)\"",
);
GCC_PRECOMPILE_PREFIX_HEADER = YES;
GCC_PREFIX_HEADER = "";
INSTALL_PATH = "$(BUILT_PRODUCTS_DIR)";
@ -461,6 +737,10 @@
COPY_PHASE_STRIP = NO;
DEAD_CODE_STRIPPING = NO;
DSTROOT = /tmp/SDWebImage.dst;
FRAMEWORK_SEARCH_PATHS = (
"$(inherited)",
"\"$(SRCROOT)\"",
);
GCC_PRECOMPILE_PREFIX_HEADER = YES;
GCC_PREFIX_HEADER = "";
INSTALL_PATH = "$(BUILT_PRODUCTS_DIR)";
@ -479,6 +759,10 @@
COPY_PHASE_STRIP = NO;
DEAD_CODE_STRIPPING = NO;
DSTROOT = /tmp/SDWebImage.dst;
FRAMEWORK_SEARCH_PATHS = (
"$(inherited)",
"\"$(SRCROOT)\"",
);
GCC_PRECOMPILE_PREFIX_HEADER = YES;
GCC_PREFIX_HEADER = "";
INSTALL_PATH = "$(BUILT_PRODUCTS_DIR)";
@ -497,6 +781,10 @@
COPY_PHASE_STRIP = NO;
DEAD_CODE_STRIPPING = NO;
DSTROOT = /tmp/SDWebImage.dst;
FRAMEWORK_SEARCH_PATHS = (
"$(inherited)",
"\"$(SRCROOT)\"",
);
GCC_PRECOMPILE_PREFIX_HEADER = YES;
GCC_PREFIX_HEADER = "";
INSTALL_PATH = "$(BUILT_PRODUCTS_DIR)";
@ -535,6 +823,7 @@
GCC_WARN_UNUSED_LABEL = YES;
GCC_WARN_UNUSED_PARAMETER = NO;
GCC_WARN_UNUSED_VARIABLE = YES;
HEADER_SEARCH_PATHS = Vendors/libwebp/src;
IPHONEOS_DEPLOYMENT_TARGET = 5.0;
PUBLIC_HEADERS_FOLDER_PATH = include/SDWebImage;
RUN_CLANG_STATIC_ANALYZER = YES;
@ -562,6 +851,7 @@
GCC_WARN_UNUSED_LABEL = YES;
GCC_WARN_UNUSED_PARAMETER = NO;
GCC_WARN_UNUSED_VARIABLE = YES;
HEADER_SEARCH_PATHS = Vendors/libwebp/src;
IPHONEOS_DEPLOYMENT_TARGET = 5.0;
PUBLIC_HEADERS_FOLDER_PATH = include/SDWebImage;
RUN_CLANG_STATIC_ANALYZER = YES;

2
SDWebImage/SDWebImageDownloader.m
View File

@ -70,7 +70,7 @@ static NSString *const kCompletedCallbackKey = @"completed";
_downloadQueue = NSOperationQueue.new;
_downloadQueue.maxConcurrentOperationCount = 2;
_URLCallbacks = NSMutableDictionary.new;
_HTTPHeaders = [NSMutableDictionary dictionaryWithObject:@"image/*" forKey:@"Accept"];
_HTTPHeaders = [NSMutableDictionary dictionaryWithObject:@"image/webp,image/*;q=0.8" forKey:@"Accept"];
_barrierQueue = dispatch_queue_create("com.hackemist.SDWebImageDownloaderBarrierQueue", DISPATCH_QUEUE_CONCURRENT);
}
return self;

6
SDWebImage/UIImage+MultiFormat.m
View File

@ -8,6 +8,7 @@
#import "UIImage+MultiFormat.h"
#import "UIImage+GIF.h"
#import "UIImage+WebP.h"
@implementation UIImage (MultiFormat)
@ -24,6 +25,11 @@
image = [[UIImage alloc] initWithData:data];
}
if (!image) // TODO: detect webp signature
{
image = [UIImage sd_imageWithWebPData:data];
}
return image;
}

15
SDWebImage/UIImage+WebP.h Normal file
View File

@ -0,0 +1,15 @@
//
// UIImage+WebP.h
// SDWebImage
//
// Created by Olivier Poitrey on 07/06/13.
// Copyright (c) 2013 Dailymotion. All rights reserved.
//
#import <UIKit/UIKit.h>
@interface UIImage (WebP)
+ (UIImage *)sd_imageWithWebPData:(NSData *)data;
@end

62
SDWebImage/UIImage+WebP.m Normal file
View File

@ -0,0 +1,62 @@
//
// UIImage+WebP.m
// SDWebImage
//
// Created by Olivier Poitrey on 07/06/13.
// Copyright (c) 2013 Dailymotion. All rights reserved.
//
#import "UIImage+WebP.h"
#import "webp/decode.h"
// Callback for CGDataProviderRelease
static void FreeImageData(void *info, const void *data, size_t size)
{
free((void *)data);
}
@implementation UIImage (WebP)
+ (UIImage *)sd_imageWithWebPData:(NSData *)data
{
WebPDecoderConfig config;
if (!WebPInitDecoderConfig(&config))
{
return nil;
}
config.output.colorspace = MODE_rgbA;
config.options.use_threads = 1;
// Decode the WebP image data into a RGBA value array.
if (WebPDecode(data.bytes, data.length, &config) != VP8_STATUS_OK)
{
return nil;
}
int width = config.input.width;
int height = config.input.height;
if (config.options.use_scaling)
{
width = config.options.scaled_width;
height = config.options.scaled_height;
}
// Construct a UIImage from the decoded RGBA value array.
CGDataProviderRef provider =
CGDataProviderCreateWithData(NULL, config.output.u.RGBA.rgba, config.output.u.RGBA.size, FreeImageData);
CGColorSpaceRef colorSpaceRef = CGColorSpaceCreateDeviceRGB();
CGBitmapInfo bitmapInfo = kCGBitmapByteOrder32Big | kCGImageAlphaPremultipliedLast;
CGColorRenderingIntent renderingIntent = kCGRenderingIntentDefault;
CGImageRef imageRef = CGImageCreate(width, height, 8, 32, 4 * width, colorSpaceRef, bitmapInfo, provider, NULL, NO, renderingIntent);
CGColorSpaceRelease(colorSpaceRef);
CGDataProviderRelease(provider);
UIImage *image = [[UIImage alloc] initWithCGImage:imageRef];
CGImageRelease(imageRef);
return image;
}
@end

1
Vendors/libwebp Submodule

@ -0,0 +1 @@
Subproject commit c2113ad4f955e042a47a681dd6a5beb6cdd46099