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Chat wallpaper improvements

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This commit is contained in:
Ilya Laktyushin
2023-04-11 22:25:41 +04:00
parent eb7ad97b3a
commit 62470a424f
37 changed files with 974 additions and 169 deletions
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43
submodules/TelegramPresentationData/Sources/ChatControllerBackgroundNode.swift
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@@ -8,6 +8,7 @@ import Postbox
import MediaResources
import AppBundle
import TinyThumbnail
import FastBlur
private var backgroundImageForWallpaper: (TelegramWallpaper, Bool, UIImage)?
@@ -200,8 +201,25 @@ public func chatControllerBackgroundImageSignal(wallpaper: TelegramWallpaper, me
} else if !didOutputBlurred {
didOutputBlurred = true
if let immediateThumbnailData = file.file.immediateThumbnailData, let decodedData = decodeTinyThumbnail(data: immediateThumbnailData) {
if let image = UIImage(data: decodedData)?.precomposed() {
subscriber.putNext((image, false))
if let thumbnailImage = UIImage(data: decodedData)?.precomposed() {
let thumbnailContextSize = CGSize(width: thumbnailImage.size.width * 6.0, height: thumbnailImage.size.height * 6.0)
guard let thumbnailContext = DrawingContext(size: thumbnailContextSize, scale: 1.0) else {
subscriber.putNext((thumbnailImage, false))
return
}
thumbnailContext.withFlippedContext { c in
if let image = thumbnailImage.cgImage {
c.draw(image, in: CGRect(origin: CGPoint(), size: thumbnailContextSize))
}
}
telegramFastBlurMore(Int32(thumbnailContextSize.width), Int32(thumbnailContextSize.height), Int32(thumbnailContext.bytesPerRow), thumbnailContext.bytes)
telegramFastBlurMore(Int32(thumbnailContextSize.width), Int32(thumbnailContextSize.height), Int32(thumbnailContext.bytesPerRow), thumbnailContext.bytes)
if let blurredThumbnailImage = thumbnailContext.generateImage() {
subscriber.putNext((blurredThumbnailImage, false))
} else {
subscriber.putNext((thumbnailImage, false))
}
}
}
}
@@ -238,8 +256,25 @@ public func chatControllerBackgroundImageSignal(wallpaper: TelegramWallpaper, me
} else if !didOutputBlurred {
didOutputBlurred = true
if let immediateThumbnailData = file.file.immediateThumbnailData, let decodedData = decodeTinyThumbnail(data: immediateThumbnailData) {
if let image = UIImage(data: decodedData)?.precomposed() {
subscriber.putNext((image, false))
if let thumbnailImage = UIImage(data: decodedData)?.precomposed() {
let thumbnailContextSize = CGSize(width: thumbnailImage.size.width * 6.0, height: thumbnailImage.size.height * 6.0)
guard let thumbnailContext = DrawingContext(size: thumbnailContextSize, scale: 1.0) else {
subscriber.putNext((thumbnailImage, false))
return
}
thumbnailContext.withFlippedContext { c in
if let image = thumbnailImage.cgImage {
c.draw(image, in: CGRect(origin: CGPoint(), size: thumbnailContextSize))
}
}
telegramFastBlurMore(Int32(thumbnailContextSize.width), Int32(thumbnailContextSize.height), Int32(thumbnailContext.bytesPerRow), thumbnailContext.bytes)
telegramFastBlurMore(Int32(thumbnailContextSize.width), Int32(thumbnailContextSize.height), Int32(thumbnailContext.bytesPerRow), thumbnailContext.bytes)
if let blurredThumbnailImage = thumbnailContext.generateImage() {
subscriber.putNext((blurredThumbnailImage, false))
} else {
subscriber.putNext((thumbnailImage, false))
}
}
}
}