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/*
Copyright (C) 2003 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_audio_playlist_h__
#define __ardour_audio_playlist_h__
#include <vector>
#include <list>
#include "ardour/ardour.h"
#include "ardour/playlist.h"
namespace ARDOUR {
class Session;
class AudioRegion;
class Source;
class AudioPlaylist;
class LIBARDOUR_API AudioPlaylist : public ARDOUR::Playlist
{
public:
AudioPlaylist (Session&, const XMLNode&, bool hidden = false);
AudioPlaylist (Session&, std::string name, bool hidden = false);
AudioPlaylist (boost::shared_ptr<const AudioPlaylist>, std::string name, bool hidden = false);
AudioPlaylist (boost::shared_ptr<const AudioPlaylist>, framepos_t start, framecnt_t cnt, std::string name, bool hidden = false);
framecnt_t read (Sample *dst, Sample *mixdown, float *gain_buffer, framepos_t start, framecnt_t cnt, uint32_t chan_n=0);
bool destroy_region (boost::shared_ptr<Region>);
protected:
void pre_combine (std::vector<boost::shared_ptr<Region> >&);
void post_combine (std::vector<boost::shared_ptr<Region> >&, boost::shared_ptr<Region>);
void pre_uncombine (std::vector<boost::shared_ptr<Region> >&, boost::shared_ptr<Region>);
private:
int set_state (const XMLNode&, int version);
void dump () const;
bool region_changed (const PBD::PropertyChange&, boost::shared_ptr<Region>);
void source_offset_changed (boost::shared_ptr<AudioRegion>);
void load_legacy_crossfades (const XMLNode&, int version);
};
} /* namespace ARDOUR */
#endif /* __ardour_audio_playlist_h__ */
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