public:
/* constructor to be called for existing external-to-session files */
- SndFileSource (std::string path, Flag flags);
+ SndFileSource (Session&, std::string path, Flag flags);
/* constructor to be called for new in-session files */
- SndFileSource (std::string path, SampleFormat samp_format, HeaderFormat hdr_format, jack_nframes_t rate,
- Flag flags = AudioFileSource::Flag (AudioFileSource::Writable|
- AudioFileSource::Removable|
- AudioFileSource::RemovableIfEmpty|
- AudioFileSource::CanRename|
- AudioFileSource::BuildPeaks));
+ SndFileSource (Session&, std::string path, SampleFormat samp_format, HeaderFormat hdr_format, nframes_t rate,
+ Flag flags = SndFileSource::default_writable_flags);
/* constructor to be called for existing in-session files */
- SndFileSource (const XMLNode&);
+ SndFileSource (Session&, const XMLNode&);
~SndFileSource ();
float sample_rate () const;
- int update_header (jack_nframes_t when, struct tm&, time_t);
+ int update_header (nframes_t when, struct tm&, time_t);
int flush_header ();
- static Flag default_in_session_flags();
+ nframes_t natural_position () const;
+
+ nframes_t last_capture_start_frame() const;
+ void mark_capture_start (nframes_t);
+ void mark_capture_end ();
+ void clear_capture_marks();
+
+ bool set_destructive (bool yn);
+
+ static void setup_standard_crossfades (nframes_t sample_rate);
+ static const AudioFileSource::Flag default_writable_flags;
protected:
void set_header_timeline_position ();
- jack_nframes_t read_unlocked (Sample *dst, jack_nframes_t start, jack_nframes_t cnt, char * workbuf) const;
- jack_nframes_t write_unlocked (Sample *dst, jack_nframes_t cnt, char * workbuf);
+ nframes_t read_unlocked (Sample *dst, nframes_t start, nframes_t cnt) const;
+ nframes_t write_unlocked (Sample *dst, nframes_t cnt);
- jack_nframes_t write_float (Sample* data, jack_nframes_t pos, jack_nframes_t cnt);
+ nframes_t write_float (Sample* data, nframes_t pos, nframes_t cnt);
private:
SNDFILE *sf;
SF_BROADCAST_INFO *_broadcast_info;
mutable float *interleave_buf;
- mutable jack_nframes_t interleave_bufsize;
+ mutable nframes_t interleave_bufsize;
- void init (const string &str);
+ void init (string str);
int open();
void close();
- int setup_broadcast_info (jack_nframes_t when, struct tm&, time_t);
+ int setup_broadcast_info (nframes_t when, struct tm&, time_t);
+
+ /* destructive */
+
+ static nframes_t xfade_frames;
+ static gain_t* out_coefficient;
+ static gain_t* in_coefficient;
+
+ bool _capture_start;
+ bool _capture_end;
+ nframes_t capture_start_frame;
+ nframes_t file_pos; // unit is frames
+ nframes_t xfade_out_count;
+ nframes_t xfade_in_count;
+ Sample* xfade_buf;
+
+ nframes_t crossfade (Sample* data, nframes_t cnt, int dir);
+ void set_timeline_position (nframes_t);
+ nframes_t destructive_write_unlocked (Sample *dst, nframes_t cnt);
+ nframes_t nondestructive_write_unlocked (Sample *dst, nframes_t cnt);
+ void handle_header_position_change ();
};
-}; /* namespace ARDOUR */
+} // namespace ARDOUR
#endif /* __sndfile_source_h__ */