There are times when the content in an image or video is lost in the surrounding details. Live security camera systems have a feature known as PTZ, short for Pan, Tilt, and Zoom. This allows the live cameras a hardware and software way to focus more on an object of interest. With FFMpeg, we can do something similar. In this post I’ll cover the basics of PTZ. Unlike live security cameras were you might notice a transition from the wide…
In this post I’ll be covering how to process footage that was shot at night. By default, it is difficult to see what was captured with the camera. I do know the length of the video as well as other aspects of it. The clip I’ll be using is 5 minutes long and has a resolution of 1280×720 at 30fps using the H.264 / AVC codec. The audio is a single channel (mono) 16-bit PCM at 32000Hz. I like that…
FFMpeg has an interesting ability to join multiple video feeds together. In the past, I had use other video editors to do this. They were limited to 2 camera views. In addition, the second camera screen was scaled down and much smaller than the first video. With FFMpeg, we can join more than 2 camera feeds without resizing. I’ll be quick and to the point in this post so try not to blink. In this example I have 4 cameras…