2 Copyright (C) 2006 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #ifndef __sndfile_source_h__
22 #define __sndfile_source_h__
26 #include <ardour/audiofilesource.h>
30 class SndFileSource : public AudioFileSource {
32 /* constructor to be called for existing external-to-session files */
34 SndFileSource (std::string path, Flag flags);
36 /* constructor to be called for new in-session files */
38 SndFileSource (std::string path, SampleFormat samp_format, HeaderFormat hdr_format, jack_nframes_t rate,
39 Flag flags = AudioFileSource::Flag (AudioFileSource::Writable|
40 AudioFileSource::Removable|
41 AudioFileSource::RemovableIfEmpty|
42 AudioFileSource::CanRename));
44 /* constructor to be called for existing in-session files */
46 SndFileSource (const XMLNode&);
50 float sample_rate () const;
51 int update_header (jack_nframes_t when, struct tm&, time_t);
54 jack_nframes_t natural_position () const;
57 void set_header_timeline_position ();
59 jack_nframes_t read_unlocked (Sample *dst, jack_nframes_t start, jack_nframes_t cnt) const;
60 jack_nframes_t write_unlocked (Sample *dst, jack_nframes_t cnt);
62 jack_nframes_t write_float (Sample* data, jack_nframes_t pos, jack_nframes_t cnt);
67 SF_BROADCAST_INFO *_broadcast_info;
69 mutable float *interleave_buf;
70 mutable jack_nframes_t interleave_bufsize;
72 void init (const string &str);
75 int setup_broadcast_info (jack_nframes_t when, struct tm&, time_t);
80 #endif /* __sndfile_source_h__ */