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