batteredbunny/clip-maker
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Small improvements

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batteredbunny 2023-07-10 01:41:07 +03:00
parent 4fe9ccbab5
commit b339c385f4
4 changed files with 21 additions and 12 deletions
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4
README.md
View file

@ -6,6 +6,10 @@ Simple program to split video file into clips of requested length
go run . --filename 'Family Guy - S01E01 - Death Has a Shadow SDTV.mkv' --clip_length 5
```
# Dependencies
This program relies on ffmpeg so make sure to install it
# Running with nix
```
nix run git+https://git.catnip.ee/miisu/clip-maker -- --filename 'Video.mp4'

8
build.nix
View file

@ -8,4 +8,12 @@
"-s"
"-w"
];
nativeBuildInputs = with pkgs; [
makeWrapper
];
postInstall = ''
wrapProgram $out/bin/clip-maker --prefix PATH : ${lib.makeBinPath [ pkgs.ffmpeg ]}
'';
}

1
flake.nix
View file

@ -16,6 +16,7 @@
devShells.default = mkShell rec {
buildInputs = with pkgs; [
go
ffmpeg
];
};
packages.default = pkgs.callPackage ./build.nix { };

20
main.go
View file

@ -11,15 +11,9 @@ import (
"strings"
)
func GetVideoLength(fileName string) (seconds int, err error) {
// var path string
// path, err = filepath.Abs(fileName)
// if err != nil {
// return
// }
func GetVideoLength(ffprobeLocation string, fileName string) (seconds int, err error) {
var out []byte
out, err = exec.Command("/bin/sh", "-c", fmt.Sprintf("ffprobe -v error -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 \"%s\"", fileName)).CombinedOutput()
out, err = exec.Command("/bin/sh", "-c", fmt.Sprintf("%s -v error -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 \"%s\"", ffprobeLocation, fileName)).CombinedOutput()
if err != nil {
return
}
@ -40,30 +34,32 @@ func ProcessFileName(filename string) string {
}
func main() {
filename := flag.String("filename", "", "video to make clips of")
clip_length := flag.Int("clip_length", 2, "how long each clip should be")
clip_length := flag.Int("clip_length", 2, "how many seconds long each clip should be")
clips_folder := flag.String("clips_folder", "clips", "folder to store clips in")
ffmpegLocation := flag.String("ffmpeg", "ffmpeg", "specify ffmpeg location if its not in path")
ffprobeLocation := flag.String("ffprobe", "ffprobe", "specify ffprobe location if its not in path")
flag.Parse()
if *filename == "" {
log.Fatalln("Please insert video to make clips of")
}
fmt.Println("Creating clips folder:", *clips_folder)
if err := os.MkdirAll(*clips_folder, 0777); err != nil {
log.Fatal(err)
}
length, err := GetVideoLength(*filename)
length, err := GetVideoLength(*ffprobeLocation, *filename)
if err != nil {
log.Fatal(err)
}
for start := 0; start <= length; start += *clip_length {
fmt.Printf("Creating clip for seconds %d to %d\n", start, start+*clip_length)
out, err := exec.Command("/bin/sh", "-c", fmt.Sprintf("ffmpeg -ss %d -i \"%s\" -c copy -t %d \"%s/%s seconds %d to %d.mp4\"", start, *filename, clip_length, *clips_folder, ProcessFileName(*filename), start, start+*clip_length)).CombinedOutput()
out, err := exec.Command("/bin/sh", "-c", fmt.Sprintf("%s -ss %d -i \"%s\" -c copy -t %d \"%s/%s seconds %d to %d.mp4\"", *ffmpegLocation, start, *filename, clip_length, *clips_folder, ProcessFileName(*filename), start, start+*clip_length)).CombinedOutput()
if err != nil {
fmt.Print(string(out))
log.Fatal(err)
}
}
}