Trek View

Street View, for adventurers

Latest posts

Automatically detecting and removing panos with corrupt GPS from a timelapse sequence

Occasionally I get patches of erroneous GPS in my timelapse photos reported by the camera. Here's a script to identify and remove these points before upload.

Sep 14, 2023 · {"name"=>nil}

A Deep Dive into Google’s New Environmental API’s

Google recently launched three new API's delivering Solar, Air Quality and Pollen data, all of which sound very intriguing to me...

Sep 7, 2023 · {"name"=>nil}

Building a Street View Alternative for Exploration… with no money (part 2)

In this post I will walk you through my early design decisions and the workflow of the proposed app.

Mar 2, 2023 · {"name"=>nil}

Building a Street View Alternative for Exploration… with no money (part 1)

In this post I will walk you through my thinking about how such an app could be built, and my early experiments.

Feb 17, 2023 · {"name"=>nil}

Google Street View Studio versus the Mapillary Desktop Uploader

In this post I will compare how the two products stack up with the aim of using the best bits of both to build our own 360 video uploader.

Jan 20, 2023 · {"name"=>nil}

Injecting Telemetry into Video Files (Part 6): Telemetry Injector

In this post I will show you a proof of concept that can be used to turn a series of geo-tagged images into a video with a CAMM or GPMD telemetry track.

Nov 25, 2022 · {"name"=>nil}

Injecting Telemetry into Video Files (Part 5): GPMF

In this post I will the structure of GoPro's GPMF standard, how to create a GPMF binary and accompanying metadata, and finally how to inject it into a mp4 video file.

Nov 4, 2022 · {"name"=>nil}

Injecting Telemetry into Video Files (Part 4): CAMM

In this post I will take what we learned in the last post and use it to write some telemetry into a video.

Oct 20, 2022 · {"name"=>nil}

Injecting Telemetry into Video Files (Part 3): Structuring telemetry trak’s in mp4 videos

In this post I will focus on the structure of trak boxes in mp4 with of a focus on using them to describe video telemetry.

Oct 6, 2022 · {"name"=>nil}

Injecting Telemetry into Video Files (Part 2): A high-level introduction to the mp4 specification

In this post I will introduce the structure of an mp4 file and describe how players use this structure to decode the its contents.

Sep 22, 2022 · {"name"=>nil}