Aboutyoutube-dl. As stated here: youtube-dl is a command-line program to download videos from a few more sites. It requires the Python interpreter (2.6, 2.7, or 3.2+), and it is not platform-specific. We also provide a Windows executable that includes Python. youtube-dl should work in your Unix box, in Windows, or in Mac OS X. Concerningyour actual question ("how is it possible to embed executable code in an image"). Yes, it is possible to execute code via a specially crafted image provided it is opened in a vulnerable program. This can be done by exploiting an attack like a buffer overflow. But these specific hackers were most probably not clever enough for this. Edit Heres how to download embedded video online. Step 1. Go to Chrome Web Store and install Video DownloadHelper on your device. Step 2. Open the video-sharing website and start playing the video. Step 3. Click this button and choose the resolution you want. Then you can select Quick download, Download or Download & Convert from the drop-down list. Clickand drag to draw a rectangle on the slide to hold the YouTube video. Go to YouTube and copy the URL of the video you want to embed. Go to the slide with ActiveX object, right click on the ActiveX object and click on "Properties". Scroll down to the Movie field and insert the copied URL. Another useful video: Step1 Download and install the MP4 converter, launch the program on your computer. Choose the Converter option and click the Plus button to load the video files into the program. Of course, you can also drag and drop the video into the program. Step 2 Select the output format as MP4 format, 4K MP4 and more other file format. Thisvideo downloader can capture videos up to 8K quality video files. This is suitable for videos you will preview or watch on a TV supported with 8K videos. This application supports 9000 web video-sharing platforms that can be captured, including YouTube, Facebook, Twitter, Vimeo, and more. This tool can also save and export videos in .

how to download video from embed code