Skip to content

Instantly share code, notes, and snippets.

@lukebrandonfarrell
lukebrandonfarrell / ExifData.swift
Created June 8, 2022 16:10
A Swift class for extracting exif data from URL, UIImage or Data types 🔭
//
// ExifData.swift
// Qeepsake
//
// Created by Luke Farrell on 26/05/2022.
//
import Foundation
import ImageIO
@kevinmoran
kevinmoran / noacos_derivation.md
Last active April 12, 2025 08:45
How to Calculate a Rotation Matrix to Align Vector A to Vector B in 3D
@JoshuaSullivan
JoshuaSullivan / CapturedImageSampler.swift
Created October 1, 2017 01:38
The source code for an object that helps you sample RGB values from ARFrames.
//
// CapturedImageSampler.swift
// ARKitTest
//
// Created by Joshua Sullivan on 9/22/17.
// Copyright © 2017 Joshua Sullivan. All rights reserved.
//
import UIKit
import ARKit
@jtremback
jtremback / gist:e5dde527da9bcd69536e
Last active December 6, 2024 02:03
Add GPS metadata, stop stripping camera metadata
#import "RCTCameraManager.h"
#import "RCTCamera.h"
#import "RCTBridge.h"
#import "RCTEventDispatcher.h"
#import "RCTUtils.h"
#import "RCTLog.h"
#import "UIView+React.h"
#import <AssetsLibrary/ALAssetsLibrary.h>
#import <AVFoundation/AVFoundation.h>
#import <ImageIO/ImageIO.h>
@dergachev
dergachev / GIF-Screencast-OSX.md
Last active April 1, 2025 01:48
OS X Screencast to animated GIF

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Screencapture GIF

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application: