renpy.music.get_duration() cannot return duration of some BGM

[Li yuanlin]

Code: Select all

def get_audio_duration(channel="music"):
        duration = renpy.music.get_duration(channel)
        return convert_format(int(duration))

    def get_audio_position(channel="music"):
        music_pos = renpy.music.get_pos(channel)
        if music_pos:
            return convert_format(int(music_pos))
        return "0:00"

shown in console:

[Li yuanlin]

anyone here?

[m_from_space]

anyone here?

renpy.music.get_duration()

"Returns 0.0 if no file is playing on channel, or the duration is unknown. Some formats - notably MP3 - do not include duration information in a format Ren'Py can access."