cinema : a lightweight video editor for golang

Overview

cinema is a super simple video editor that supports video io, video trimming, and resizing. it is dependent on ffmpeg, an advanced command-line tool used for handling video, audio, and other multimedia files and streams. start programmatically editing videos with golang now!

Install

You must have FFMPEG installed on your machine! Make sure ffmpeg and ffprobe are available from the command line on your machine.

go get github.com/jtguibas/cinema

Example Usage

func main() { // cinema/test/test.go

	// loading the test video
	fmt.Println("Downloading Test Video...")
	video_url := "https://media.w3.org/2010/05/sintel/trailer.mp4"
	if err := DownloadFile("test_input.mp4", video_url); err != nil {
		panic(err)
	}

	// initializing the test video as a cinema video object
	v, err := cinema.MakeVideo("test_input.mp4")
	if err != nil {
		fmt.Println(err)
	}

	// testing all setters
	v.Trim(0, 10)
	v.SetStart(0)
	v.SetEnd(10)
	v.SetSize(400, 400)
	v.Render("test_output.mov") // notice how it can convert formats with ease

	// testing all getters
	fmt.Println(v.Filepath())
	fmt.Println(v.Start())
	fmt.Println(v.End())
	fmt.Println(v.Width())
	fmt.Println(v.Height())
	fmt.Println(v.Duration())
}

TODO

• add concatenation support
• improve godoc documentation
• add cropping support
• expand to audio
• test windows and ubuntu support
• implement fps support
• implement bitrate support

Contact

jtguibas