8 typedef std::shared_ptr<frame> frame_ptr;
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9 typedef std::shared_ptr<const frame> frame_const_ptr;
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10 typedef std::unique_ptr<frame> frame_uptr;
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11 typedef std::unique_ptr<const frame> frame_const_uptr;
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13 struct frame_format_desc;
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15 struct sound_channel_info;
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16 typedef std::shared_ptr<sound_channel_info> sound_channel_info_ptr;
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17 typedef std::unique_ptr<sound_channel_info> sound_channel_info_uptr;
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20 typedef std::shared_ptr<audio_chunk> audio_chunk_ptr;
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21 typedef std::unique_ptr<audio_chunk> audio_chunk_uptr;
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