package main import "fmt" func main() { // Try it yourself! // Update "filename" to a video file on your system and // create and output file you'd like to copy this video to. filename := "input.mp4" output := "output.mp4" video := NewVideo(filename) fmt.Println(video.bitrate) writer := NewVideoWriter(output, video) defer writer.Close() count := 0 for video.NextFrame() { writer.Write(video.framebuffer) count += 1 fmt.Println(count) } }