37 lines
890 B
Go
37 lines
890 B
Go
package converter
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import (
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// stdlib
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"bytes"
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"log"
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"os/exec"
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"strings"
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)
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func findffmpeg() {
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// Search for ffmpeg.
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var err error
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ffmpegPath, err = exec.LookPath("ffmpeg")
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if err != nil {
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log.Fatalln("Failed to find ffmpeg in path:", err.Error())
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}
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// Get ffmpeg version.
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stdout := bytes.NewBuffer(nil)
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ffmpegVersionCmd := exec.Command(ffmpegPath, "-version")
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ffmpegVersionCmd.Stdout = stdout
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err1 := ffmpegVersionCmd.Run()
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if err1 != nil {
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log.Fatalln("Failed to get ffmpeg version:", err1.Error())
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}
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stdoutString := stdout.String()
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if len(stdoutString) == 0 {
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log.Fatalln("Something weird happened and '" + ffmpegPath + " -version' returns nothing! Check your ffmpeg installation!")
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}
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// ffmpeg prints it's version on line 1.
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ffmpegVersion := strings.Split(stdoutString, " ")[2]
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log.Println("ffmpeg found at", ffmpegPath, "with version", ffmpegVersion)
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}
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