162
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virtual const core::Property<bool>& is_video_source() const = 0;
163
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virtual const core::Property<bool>& is_audio_source() const = 0;
164
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virtual const core::Property<PlaybackStatus>& playback_status() const = 0;
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virtual const core::Property<LoopStatus>& loop_status() const = 0;
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virtual const core::Property<PlaybackRate>& playback_rate() const = 0;
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virtual const core::Property<bool>& shuffle() const = 0;