mirror of
https://github.com/danbee/persephone
synced 2025-03-04 08:39:11 +00:00
Dan Barber
e8b58b7686
This brings memory usage (for my music library) down from 2+GB to less
than 300MB. 👍🏼
37 lines
899 B
Swift
37 lines
899 B
Swift
//
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// NSImage.swift
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// Persephone
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//
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// Created by Daniel Barber on 2019/2/19.
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// Copyright © 2019 Dan Barber. All rights reserved.
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//
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import Cocoa
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extension NSImage {
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static let playIcon = NSImage(named: "playButton")
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static let pauseIcon = NSImage(named: "pauseButton")
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static let defaultCoverArt = NSImage(named: "blankAlbum")
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func toFitBox(size: NSSize) -> NSImage {
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let newImage = NSImage(size: size)
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newImage.lockFocus()
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self.draw(in: newImage.alignmentRect)
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newImage.unlockFocus()
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return newImage
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}
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func jpegData(compressionQuality: CGFloat) -> Data? {
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guard let image = cgImage(forProposedRect: nil, context: nil, hints: nil)
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else { return nil }
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let bitmapImageRep = NSBitmapImageRep(cgImage: image)
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return bitmapImageRep.representation(
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using: .jpeg,
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properties: [.compressionFactor: compressionQuality]
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)
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}
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}
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