Alfatest Grp 1.27 64 Bit Work Info

I've done a quick batch file to download 1080p youtube videos from windows command line. It is based on youtube-dl, but since youtube now uses its DASH format for 1080p, you have to download video and audio separately, then recombine them.

You need :
youtube-dl.exe from https://rg3.github.io/youtube-dl/download.html
ffmpeg.exe from http://ffmpeg.zeranoe.com/builds/
Please adapt the path to these static executables in the script.

Usage : to download "Handmade Hero Day 050 - Basic Minkowski-based Collision Detection", type


Now the script :

You really don't need manually combine audio and video files. youtube-dl will do that automatically if you have ffmpeg executable avaialble in PATH (or current folder). So simply running:
will create one mp4 file with video and audio in it.

Just tested, it works very well. Excellent!

Thank you for the tip.

Cheers, for both of these tips, chaps. So the youtube line in my own dlhmh (zsh, although I think it's all bash-compatible) script now reads:



The script also downloads the latest source .zip and has a commented line ready for the assets.

I have made a Windows only download script at the start of the series.

You can find the instructions at:

http://www.reddit.com/r/HandmadeH...hzo/handmadehero_download_script/

Currently it only supports downloading the source code. I will be adding assets downloading support later.

Given the proliferation of free, polished tools like OCCT, Prime95, and Y-Cruncher, one might ask: why use Alfatest GRP?

Some security tools flag diagnostic drivers incorrectly.

The following essay outlines the significance, core features, and technical advancements of version 1.27 within the context of modern vehicle maintenance. The Role of Alfatest GRP in Modern Workshops

The version number 1.27 suggests that this is a specific release of the Alfatest GRP software, which may include updates, bug fixes, and new features compared to earlier versions. It's likely that this version was released to address specific issues or to add support for new vehicle models.

What does the future hold for ? As of 2025, the automotive world has moved to UDS (Unified Diagnostic Services) over DoIP (Diagnostics over IP). However, the classic car community continues to rely on version 1.27 because:

| Error Message | Likely Cause | Solution | | :--- | :--- | :--- | | "No interface found on COM port" | FTDI driver installed as COM10+ | Go to Device Manager > Ports > Change COM number to COM1-4 | | "Blue screen (BSOD) on launch" | Conflict with Intel Serial IO driver | Disable Intel GPIO controller in BIOS | | "Graphs freeze after 5 minutes" | Windows USB selective suspend | Power Options > Advanced > USB selective suspend = Disabled | | "DLL missing: MSVCR120.dll" | Missing VC++ runtime | Install Visual C++ 2013 x64 Redistributable | | "License error #0x0002" | No hardware dongle present | Use the included emulator (Alfatest_emu_x64.sys) |

The GRP software acts as a central hub for Alfatest's diagnostic tools, such as the Kaptor series and emission testing equipment. Key features typically include:

Alfatest GRP 1.27 64 bit is a software tool designed for testing and validating the functionality of various systems, particularly in the context of General Regression Testing (GRP). GRP is a critical process in software development that ensures that changes or updates to a system do not adversely affect existing functionalities. Alfatest GRP 1.27 64 bit, with its 64-bit architecture, offers enhanced performance and compatibility with modern computing environments, making it an ideal choice for testing complex systems.

The software allows users to switch between different optical models to ensure the best fit for the material being analyzed.

Understanding Alfatest GRP 1.27 64-Bit: A Guide to Advanced Particle Analysis Software

For most users, is the recommended evolution of Alfatest GRP, offering native 64-bit drivers without the need to disable signature enforcement.

I am interesting in how youtube-dl extract the URL of a YouTube video.
I looked at the source code but it is complicated python code
but I think it is more likely inside this magic function _extract_signature_function

if anyone knows python better and can tell me how it is extracting the URL, it would be appreciated.
Or simply if I can use the tool to just extract the URL because I want to use a faster downloader and I just want to give it the link.

When I'm using youtube-dl it downloads video with my maximum Internet speed. I don't see how using other downloader would help.

But if you want to use youtube-dl to get URL of actual video file the "--get-url" argument will do that. Look at "youtube-dl --help" for more stuff - like getting title or other info.

If you want to extract URL manually, you can do that from big block of JavaScript code under <div id="player-api"> element.

Thanks. It is very useful.
I love Open Source command line tools.

Do you know why Youtube-dl can't download playlists? It is supposed to.

It downloads for me just fine.
Try "--print-traffic --verbose" arguments to see various debugging information, maybe it will contain some helpful information why it fails for you.

Yeah, it is weird. I am downloading a series (Youtube playlist)of Japanese stories and converting it to .mp3. It works with that list but not for Handmade Hero's Debug Infrastructure playlist. I'll check the verbose debug output from youtube-dl.

[Edit] I am now downloading all the Debug Infrastructure playlist as audio files, it is working properly, I guess it has some issues with the video. [/Edit]

chizran
If anybody is interested, I have added the ability to download assets from sendowl and pre stream Q&A from Twitch to my LINQPad daily download script. As before, it can also download the current source code zip file from sendowl and the latest video uploaded to the YouTube archive.

Requirements:

LINQPad installed.

To be able to download the source code and the assets, you obviously need to preorder the game and supply your sendowl URL per the instructions (below).

For YouTube video download, you need to have both ffmpeg and youtube-dl in your PATH. youtube-dl is required for both Twitch and YouTube, ffmpeg is required only for YouTube.

Instructions:

• •Download, install and run LINQPad.
• •In LINQPad go to File>Open, paste link to the script and click Open.
• •If you want to download videos you have install both ffmpeg and youtube-dl. Easiest way to get them is via chocolatey.
• •Set your parameters and click Execute (F5)
• •When you run the script for the first time, it will ask you for the sendowl URL. You can also set it manually via LINQPads builtin password manager (File>Password Manager) and adding password with the name 'handmadehero.sendowlurl' and value of your full sendowl URL. Passwords are securedly stored with the Windows Data Protection API (check the LINQPad FAQ)

@chizran a quick question - I just found this post - I see that you have pre stream as an option here, I wonder how you download and differentiate it exclusively from the rest of the stream - is it that for (prestream == yes) you get it from Twitch and if no then Youtube? Would you mind shedding some light on it and More importantly, do you have all the previous pre streams and can you make them available somehow? (Read - https://hero.handmadedev.org/foru...on/969-pre-stream-technical-noise)

In his script he downloads prestream video from twitch by specifying to download 2nd, not the 1st most recent video. Youtube-dl can download specified videos in the playlist. You simply pass whole handmade hero archive as a playlist url and item index 1 to youtube-dl, and it will save pre stream video.

As mmozeiko explained, downloading the prestream videos works by specifying the video from the Twitch playlist. Unfortunately, since a few episodes ago, this hasn't been working as expected. YouTube-dl downloads only one video file per broadcast from Twitch. I do have all the files archived, but the latest files are quite large, since these are whole episodes. My upload speed is not the best, but can I least try to get some of them online during the holidays.