/*
- Copyright (C) 2000 Paul Davis
+ Copyright (C) 2000 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
#ifndef __ardour_audio_source_h__
#define __ardour_audio_source_h__
-#include <list>
-#include <vector>
-
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include <sigc++/signal.h>
-#include <ardour/source.h>
-#include <ardour/ardour.h>
-#include <pbd/stateful.h>
-#include <pbd/xml++.h>
-
-using std::list;
-using std::vector;
+#include "ardour/source.h"
+#include "ardour/ardour.h"
+#include "pbd/stateful.h"
+#include "pbd/xml++.h"
namespace ARDOUR {
nframes64_t readable_length() const { return _length; }
uint32_t n_channels() const { return 1; }
- virtual nframes_t available_peaks (double zoom) const;
+ sframes_t length (sframes_t pos) const;
+ void update_length (sframes_t pos, sframes_t cnt);
- /** Stopgap for Readable until nframes_t becomes nframes64_t. */
- virtual nframes64_t read (Sample *dst, nframes64_t start, nframes64_t cnt, int channel) const {
- /* XXX currently ignores channel, assuming that source is always mono, which
- historically has been true.
- */
- return read (dst, (nframes_t) start, (nframes_t) cnt);
- }
+ virtual nframes_t available_peaks (double zoom) const;
- virtual nframes_t read (Sample *dst, nframes_t start, nframes_t cnt) const;
+ virtual nframes_t read (Sample *dst, sframes_t start, nframes_t cnt, int channel=0) const;
virtual nframes_t write (Sample *src, nframes_t cnt);
virtual float sample_rate () const = 0;
uint32_t read_data_count() const { return _read_data_count; }
uint32_t write_data_count() const { return _write_data_count; }
- int read_peaks (PeakData *peaks, nframes_t npeaks,
- nframes_t start, nframes_t cnt, double samples_per_visual_peak) const;
+ int read_peaks (PeakData *peaks, nframes_t npeaks,
+ sframes_t start, nframes_t cnt, double samples_per_visual_peak) const;
- int build_peaks ();
+ int build_peaks ();
bool peaks_ready (sigc::slot<void>, sigc::connection&) const;
mutable sigc::signal<void> PeaksReady;
mutable sigc::signal<void,nframes_t,nframes_t> PeakRangeReady;
-
+
XMLNode& get_state ();
- int set_state (const XMLNode&);
+ int set_state (const XMLNode&, int version);
int rename_peakfile (Glib::ustring newpath);
void touch_peakfile ();
static bool _build_missing_peakfiles;
static bool _build_peakfiles;
+ sframes_t _length;
bool _peaks_built;
mutable Glib::Mutex _peaks_ready_lock;
Glib::ustring peakpath;
int initialize_peakfile (bool newfile, Glib::ustring path);
int build_peaks_from_scratch ();
- int compute_and_write_peaks (Sample* buf, nframes_t first_frame, nframes_t cnt,
- bool force, bool intermediate_peaks_ready_signal);
+ int compute_and_write_peaks (Sample* buf, sframes_t first_frame, nframes_t cnt,
+ bool force, bool intermediate_peaks_ready_signal);
void truncate_peakfile();
mutable off_t _peak_byte_max; // modified in compute_and_write_peak()
- virtual nframes_t read_unlocked (Sample *dst, nframes_t start, nframes_t cnt) const = 0;
+ virtual nframes_t read_unlocked (Sample *dst, sframes_t start, nframes_t cnt) const = 0;
virtual nframes_t write_unlocked (Sample *dst, nframes_t cnt) = 0;
virtual Glib::ustring peak_path(Glib::ustring audio_path) = 0;
virtual Glib::ustring find_broken_peakfile (Glib::ustring missing_peak_path,
Glib::ustring audio_path) = 0;
-
- virtual int read_peaks_with_fpp (PeakData *peaks,
- nframes_t npeaks, nframes_t start, nframes_t cnt,
- double samples_per_visual_peak, nframes_t fpp) const;
- int compute_and_write_peaks (Sample* buf, nframes_t first_frame, nframes_t cnt,
- bool force, bool intermediate_peaks_ready_signal, nframes_t frames_per_peak);
+ virtual int read_peaks_with_fpp (PeakData *peaks,
+ nframes_t npeaks, sframes_t start, nframes_t cnt,
+ double samples_per_visual_peak, nframes_t fpp) const;
+
+ int compute_and_write_peaks (Sample* buf, sframes_t first_frame, nframes_t cnt,
+ bool force, bool intermediate_peaks_ready_signal, nframes_t frames_per_peak);
private:
int peakfile;
nframes_t peak_leftover_size;
Sample* peak_leftovers;
nframes_t peak_leftover_frame;
-
- bool file_changed (Glib::ustring path);
};
}