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Improve code structure and set v2 package
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,34 +1,133 @@ | ||
| package main | ||
|
|
||
| // Execute the following script to make it work: | ||
| /* | ||
| BASE_URL=${1:-'.'} | ||
| openssl rand 16 > file.key | ||
| echo $BASE_URL/file.key > file.keyinfo | ||
| echo file.key >> file.keyinfo | ||
| echo $(openssl rand -hex 16) >> file.keyinfo | ||
| */ | ||
|
|
||
| import ( | ||
| "context" | ||
| "flag" | ||
| "fmt" | ||
| "os" | ||
| "path/filepath" | ||
| "time" | ||
|
|
||
| "github.com/xfrr/goffmpeg/v2/ffmpeg" | ||
| "github.com/xfrr/goffmpeg/v2/ffmpeg/progress" | ||
| "github.com/xfrr/goffmpeg/v2/ffprobe" | ||
| ) | ||
|
|
||
| "github.com/xfrr/goffmpeg/transcoder" | ||
| var ( | ||
| keyinfoPath = flag.String("k", "file.keyinfo", "Encryption key path") | ||
| ) | ||
|
|
||
| const ( | ||
| inputPath = "../fixtures/input.3gp" | ||
| outputPath = "../test_results/hls-output.mp4" | ||
| keyinfoPath = "keyinfo" | ||
| var ( | ||
| defaultInputPath = "../../testdata/input.mp4" | ||
| outputPath = flag.String("o", "../results/hls.m3u8", "output path") | ||
| ) | ||
|
|
||
| func main() { | ||
| trans := new(transcoder.Transcoder) | ||
| flag.Parse() | ||
|
|
||
| inputPath := flag.Arg(0) | ||
| if inputPath == "" { | ||
| inputPath = defaultInputPath | ||
| } | ||
|
|
||
| err := createOutputDir(*outputPath) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| ctx := context.Background() | ||
| ctx, cancel := context.WithCancel(ctx) | ||
| defer cancel() | ||
|
|
||
| mediafile, err := ffprobe.NewCommand(). | ||
| WithInputPath(inputPath). | ||
| Run(ctx) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| // the order of the arguments matters | ||
| cmd := ffmpeg.NewCommand(). | ||
| WithInputPath(inputPath). | ||
| WithHLSKeyInfoPath(*keyinfoPath). | ||
| WithHLSSegmentTime(4). | ||
| WithOutputPath(*outputPath) | ||
|
|
||
| err := trans.Initialize(inputPath, outputPath) | ||
| progress, err := cmd.Start(ctx) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
|
|
||
| trans.MediaFile().SetVideoCodec("libx264") | ||
| trans.MediaFile().SetHlsSegmentDuration(4) | ||
| trans.MediaFile().SetEncryptionKey(keyinfoPath) | ||
| go func() { | ||
| for msg := range progress { | ||
| printProgress(msg, mediafile.GetDuration()) | ||
| } | ||
| }() | ||
|
|
||
| done := trans.Run(true) | ||
| progress := trans.Output() | ||
| for p := range progress { | ||
| fmt.Println(p) | ||
| err = cmd.Wait() | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| } | ||
|
|
||
| func printProgress(p progress.Progress, tdur time.Duration) { | ||
| // totalDurMs is the total duration in milliseconds | ||
| tdur = time.Duration(tdur.Milliseconds()) * time.Millisecond | ||
|
|
||
| // rdur is the remaining duration in milliseconds | ||
| rdur := p.Duration - tdur | ||
|
|
||
| // convert to positive if negative | ||
| if rdur < 0 { | ||
| rdur = -rdur | ||
| } | ||
|
|
||
| // remainingTimeStr is the remaining time in the format 00:00:00.000 | ||
| remainingTime := rdur.String() | ||
|
|
||
| // progress is the percentage of the progress | ||
| progress := int(float64(p.Duration.Milliseconds()) / float64(tdur.Milliseconds()) * 100) | ||
|
|
||
| fmt.Printf(` | ||
| Progress: | ||
| - Current Time: %s | ||
| - Remaining Time: %s | ||
| - Progress: %d%s | ||
| - Frames Processed: %d | ||
| - Current Bitrate: %f | ||
| - Size: %d | ||
| - Speed: %f | ||
| - Fps: %f | ||
| - Dup: %d | ||
| - Drop: %d | ||
| `, | ||
| p.Duration, | ||
| remainingTime, | ||
| progress, "%", | ||
| p.FramesProcessed, | ||
| p.Bitrate, | ||
| p.Size, | ||
| p.Speed, | ||
| p.Fps, | ||
| p.Dup, | ||
| p.Drop, | ||
| ) | ||
| } | ||
|
|
||
| func createOutputDir(outputPath string) error { | ||
| err := os.MkdirAll(filepath.Dir(outputPath), 0755) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| fmt.Println(<-done) | ||
| return nil | ||
| } |
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