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Experimental treat image as file

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This commit is contained in:
Ali 2021-02-13 00:18:01 +04:00
parent 5ba59faa78
commit 792dcac27b
2 changed files with 69 additions and 37 deletions
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99
submodules/ShareItems/Impl/Sources/TGItemProviderSignals.m
View File

@ -172,10 +172,18 @@ static CGSize TGFitSize(CGSize size, CGSize maxSize) {
{
return [[MTSignal alloc] initWithGenerator:^id<MTDisposable>(MTSubscriber *subscriber)
{
bool preferAsFile = false;
#if DEBUG
preferAsFile = true;
#endif
CGSize maxSize = CGSizeMake(1280.0, 1280.0);
NSDictionary *imageOptions = @{
NSItemProviderPreferredImageSizeKey: [NSValue valueWithCGSize:maxSize]
};
if (preferAsFile) {
imageOptions = nil;
}
if ([itemProvider hasItemConformingToTypeIdentifier:(NSString *)kUTTypeImage]) {
[itemProvider loadItemForTypeIdentifier:(NSString *)kUTTypeImage options:imageOptions completionHandler:^(id<NSSecureCoding> _Nullable item, NSError * _Null_unspecified error) {
if (error != nil && ![(NSObject *)item respondsToSelector:@selector(CGImage)] && ![(NSObject *)item respondsToSelector:@selector(absoluteString)]) {
@ -193,44 +201,63 @@ static CGSize TGFitSize(CGSize size, CGSize maxSize) {
if ([(NSObject *)item respondsToSelector:@selector(absoluteString)]) {
NSURL *url = (NSURL *)item;
CGImageSourceRef src = CGImageSourceCreateWithURL((__bridge CFURLRef) url, NULL);
CFDictionaryRef options = (__bridge CFDictionaryRef) @{
(id) kCGImageSourceCreateThumbnailWithTransform : @YES,
(id) kCGImageSourceCreateThumbnailFromImageAlways : @YES,
(id) kCGImageSourceThumbnailMaxPixelSize : @(maxSize.width)
};
CGImageRef image = CGImageSourceCreateThumbnailAtIndex(src, 0, options);
CFRelease(src);
if (image == nil) {
[subscriber putError:nil];
return;
}
NSString *tempPath = [NSTemporaryDirectory() stringByAppendingPathComponent:[[NSString alloc] initWithFormat:@"img%d", (int)arc4random()]];
CFURLRef tempUrl = (__bridge CFURLRef)[NSURL fileURLWithPath:tempPath];
CGImageDestinationRef destination = CGImageDestinationCreateWithURL(tempUrl, kUTTypeJPEG, 1, NULL);
NSDictionary *properties = @{ (__bridge NSString *)kCGImageDestinationLossyCompressionQuality: @(0.52)};
CGImageDestinationSetProperties(destination, (__bridge CFDictionaryRef)properties);
CGImageDestinationAddImage(destination, image, nil);
if (!CGImageDestinationFinalize(destination)) {
CFRelease(destination);
[subscriber putError:nil];
return;
}
CFRelease(destination);
NSData *resultData = [[NSData alloc] initWithContentsOfFile:tempPath options:NSDataReadingMappedIfSafe error:nil];
if (resultData != nil) {
[subscriber putNext:@{@"scaledImageData": resultData, @"scaledImageDimensions": [NSValue valueWithCGSize:CGSizeMake(CGImageGetWidth(image), CGImageGetHeight(image))]}];
if (preferAsFile) {
NSData *data = [[NSData alloc] initWithContentsOfURL:url options:NSDataReadingMappedIfSafe error:nil];
if (data == nil) {
[subscriber putError:nil];
return;
}
NSString *fileName = [[url pathComponents] lastObject];
if (fileName.length == 0) {
fileName = @"file.bin";
}
NSString *extension = [fileName pathExtension];
NSString *mimeType = [TGMimeTypeMap mimeTypeForExtension:[extension lowercaseString]];
if (mimeType == nil) {
mimeType = @"application/octet-stream";
}
[subscriber putNext:@{@"data": data, @"fileName": fileName, @"mimeType": mimeType, @"treatAsFile": @true}];
[subscriber putCompletion];
} else {
[subscriber putError:nil];
CGImageSourceRef src = CGImageSourceCreateWithURL((__bridge CFURLRef) url, NULL);
CFDictionaryRef options = (__bridge CFDictionaryRef) @{
(id) kCGImageSourceCreateThumbnailWithTransform : @YES,
(id) kCGImageSourceCreateThumbnailFromImageAlways : @YES,
(id) kCGImageSourceThumbnailMaxPixelSize : @(maxSize.width)
};
CGImageRef image = CGImageSourceCreateThumbnailAtIndex(src, 0, options);
CFRelease(src);
if (image == nil) {
[subscriber putError:nil];
return;
}
NSString *tempPath = [NSTemporaryDirectory() stringByAppendingPathComponent:[[NSString alloc] initWithFormat:@"img%d", (int)arc4random()]];
CFURLRef tempUrl = (__bridge CFURLRef)[NSURL fileURLWithPath:tempPath];
CGImageDestinationRef destination = CGImageDestinationCreateWithURL(tempUrl, kUTTypeJPEG, 1, NULL);
NSDictionary *properties = @{ (__bridge NSString *)kCGImageDestinationLossyCompressionQuality: @(0.52)};
CGImageDestinationSetProperties(destination, (__bridge CFDictionaryRef)properties);
CGImageDestinationAddImage(destination, image, nil);
if (!CGImageDestinationFinalize(destination)) {
CFRelease(destination);
[subscriber putError:nil];
return;
}
CFRelease(destination);
NSData *resultData = [[NSData alloc] initWithContentsOfFile:tempPath options:NSDataReadingMappedIfSafe error:nil];
if (resultData != nil) {
[subscriber putNext:@{@"scaledImageData": resultData, @"scaledImageDimensions": [NSValue valueWithCGSize:CGSizeMake(CGImageGetWidth(image), CGImageGetHeight(image))]}];
[subscriber putCompletion];
} else {
[subscriber putError:nil];
}
}
} else {
[subscriber putNext:@{@"image": item}];

7
submodules/ShareItems/Sources/ShareItems.swift
View File

@ -144,7 +144,12 @@ private func preparedShareItem(account: Account, to peerId: PeerId, value: [Stri
let fileName = value["fileName"] as? String
let mimeType = (value["mimeType"] as? String) ?? "application/octet-stream"
if let image = UIImage(data: data) {
var treatAsFile = false
if let boolValue = value["treatAsFile"] as? Bool, boolValue {
treatAsFile = true
}
if !treatAsFile, let image = UIImage(data: data) {
var isGif = false
if data.count > 4 {
data.withUnsafeBytes { (bytes: UnsafePointer<UInt8>) -> Void in