37 lines
784 B
Go
37 lines
784 B
Go
package ffmpeg
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import (
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"bytes"
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"fmt"
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"os/exec"
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"strings"
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)
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func Clip(src, dst string, from, to float64) error {
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_, _, err := Ffmpeg("-i", src,
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"-ss", fmt.Sprintf("%f", from),
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"-to", fmt.Sprintf("%f", to),
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"-c", "copy",
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dst)
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return err
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}
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// runs ffprobe with the provided args and returns (stdout, stderr, error)
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func Ffmpeg(args ...string) ([]byte, []byte, error) {
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ffmpeg := "ffmpeg"
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log.Infoln(ffmpeg, strings.Join(args, " "))
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cmd := exec.Command(ffmpeg, args...)
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var stdout bytes.Buffer
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var stderr bytes.Buffer
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cmd.Stdout = &stdout
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cmd.Stderr = &stderr
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err := cmd.Run()
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if err != nil {
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log.Errorf("ffmpeg error: %v", err)
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}
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log.Infoln("stdout:", stdout.String())
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log.Infoln("stderr:", stderr.String())
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return stdout.Bytes(), stderr.Bytes(), err
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}
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