Kyoo/transcoder/src/audiostream.go
2024-08-08 17:03:35 +02:00

45 lines
939 B
Go

package src
import (
"fmt"
"log"
)
type AudioStream struct {
Stream
index uint32
}
func (t *Transcoder) NewAudioStream(file *FileStream, idx uint32) (*AudioStream, error) {
log.Printf("Creating a audio stream %d for %s", idx, file.Info.Path)
keyframes, err := t.metadataService.GetKeyframes(file.Info, false, idx)
if err != nil {
return nil, err
}
ret := new(AudioStream)
ret.index = idx
NewStream(file, keyframes, ret, &ret.Stream)
return ret, nil
}
func (as *AudioStream) getOutPath(encoder_id int) string {
return fmt.Sprintf("%s/segment-a%d-%d-%%d.ts", as.file.Out, as.index, encoder_id)
}
func (as *AudioStream) getFlags() Flags {
return AudioF
}
func (as *AudioStream) getTranscodeArgs(segments string) []string {
return []string{
"-map", fmt.Sprintf("0:a:%d", as.index),
"-c:a", "aac",
// TODO: Support 5.1 audio streams.
"-ac", "2",
// TODO: Support multi audio qualities.
"-b:a", "128k",
}
}