file '/data/video-pipeline/GacMaiAudio/project/008-Ban-Nhac-Gui-Tu-Can-Phong-Khoa/audio/intro-voice.wav'
file '/data/video-pipeline/GacMaiAudio/project/008-Ban-Nhac-Gui-Tu-Can-Phong-Khoa/audio/intro-silence-2s.wav'