along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#ifndef __ardour_audio_region_h__
#define __ardour_audio_region_h__
#include <vector>
+#include <list>
#include <pbd/fastlog.h>
#include <pbd/undo.h>
class AudioFilter;
class AudioSource;
-struct AudioRegionState : public RegionState
-{
- AudioRegionState (std::string why);
-
- Curve _fade_in;
- Curve _fade_out;
- Curve _envelope;
- gain_t _scale_amplitude;
- uint32_t _fade_in_disabled;
- uint32_t _fade_out_disabled;
-};
-
class AudioRegion : public Region
{
public:
bool speed_mismatch (float) const;
boost::shared_ptr<AudioSource> source (uint32_t n=0) const { if (n < sources.size()) return sources[n]; else return sources[0]; }
+ const SourceList& get_sources() const { return sources; }
void set_scale_amplitude (gain_t);
gain_t scale_amplitude() const { return _scale_amplitude; }
void normalize_to (float target_in_dB = 0.0f);
- uint32_t n_channels() { return sources.size(); }
+ uint32_t n_channels() const { return sources.size(); }
vector<string> master_source_names();
-
+ void set_master_sources (const SourceList&);
+ const SourceList& get_master_sources() const { return master_sources; }
+
bool envelope_active () const { return _flags & Region::EnvelopeActive; }
bool fade_in_active () const { return _flags & Region::FadeIn; }
bool fade_out_active () const { return _flags & Region::FadeOut; }
nframes_t offset, nframes_t cnt,
uint32_t chan_n=0, double samples_per_unit= 1.0) const;
+ /* Readable interface */
+
+ virtual nframes64_t read (Sample*, nframes64_t pos, nframes64_t cnt, int channel) const;
+ virtual nframes64_t readable_length() const { return length(); }
+
virtual nframes_t read_at (Sample *buf, Sample *mixdown_buf,
- float *gain_buf, nframes_t position, nframes_t cnt,
- uint32_t chan_n = 0,
- nframes_t read_frames = 0,
- nframes_t skip_frames = 0) const;
+ float *gain_buf, nframes_t position, nframes_t cnt,
+ uint32_t chan_n = 0,
+ nframes_t read_frames = 0,
+ nframes_t skip_frames = 0) const;
nframes_t master_read_at (Sample *buf, Sample *mixdown_buf,
float *gain_buf,
int set_state (const XMLNode&);
static void set_default_fade (float steepness, nframes_t len);
+ bool fade_in_is_default () const;
+ bool fade_out_is_default () const;
enum FadeShape {
Linear,
void set_fade_out (FadeShape, nframes_t);
void set_envelope_active (bool yn);
+ void set_default_envelope ();
- int separate_by_channel (ARDOUR::Session&, vector<AudioRegion*>&) const;
-
- UndoAction get_memento() const;
+ int separate_by_channel (ARDOUR::Session&, vector<boost::shared_ptr<AudioRegion> >&) const;
/* filter */
int exportme (ARDOUR::Session&, ARDOUR::AudioExportSpecification&);
- boost::shared_ptr<Region> get_parent();
+ boost::shared_ptr<Region> get_parent() const;
/* xfade/fade interactions */
void resume_fade_in ();
void resume_fade_out ();
+ void set_playlist (boost::weak_ptr<Playlist>);
+
+ int get_transients (AnalysisFeatureList&, bool force_new = false);
+
private:
friend class RegionFactory;
AudioRegion (boost::shared_ptr<AudioSource>, nframes_t start, nframes_t length);
AudioRegion (boost::shared_ptr<AudioSource>, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
- AudioRegion (SourceList &, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
+ AudioRegion (const SourceList &, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
AudioRegion (boost::shared_ptr<const AudioRegion>, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags);
AudioRegion (boost::shared_ptr<const AudioRegion>);
AudioRegion (boost::shared_ptr<AudioSource>, const XMLNode&);
void set_default_fades ();
void set_default_fade_in ();
void set_default_fade_out ();
- void set_default_envelope ();
-
- StateManager::State* state_factory (std::string why) const;
- Change restore_state (StateManager::State&);
void recompute_gain_at_end ();
void recompute_gain_at_start ();
- nframes_t _read_at (const SourceList&, Sample *buf, Sample *mixdown_buffer,
- float *gain_buffer, nframes_t position, nframes_t cnt,
- uint32_t chan_n = 0,
- nframes_t read_frames = 0,
- nframes_t skip_frames = 0) const;
+ nframes_t _read_at (const SourceList&, nframes_t limit,
+ Sample *buf, Sample *mixdown_buffer,
+ float *gain_buffer, nframes_t position, nframes_t cnt,
+ uint32_t chan_n = 0,
+ nframes_t read_frames = 0,
+ nframes_t skip_frames = 0,
+ bool raw = false) const;
bool verify_start (nframes_t position);
- bool verify_length (nframes_t position);
+ bool verify_length (nframes_t& length);
bool verify_start_mutable (nframes_t& start);
- bool verify_start_and_length (nframes_t start, nframes_t length);
+ bool verify_start_and_length (nframes_t start, nframes_t& length);
void recompute_at_start ();
void recompute_at_end ();
- void envelope_changed (Change);
+ void envelope_changed ();
+ void fade_in_changed ();
+ void fade_out_changed ();
void source_offset_changed ();
+ void listen_to_my_curves ();
+ void listen_to_my_sources ();
- void source_deleted (boost::shared_ptr<Source>);
+ void source_deleted ();
SourceList sources;
gain_t _scale_amplitude;
uint32_t _fade_in_disabled;
uint32_t _fade_out_disabled;
+
+ protected:
+ int set_live_state (const XMLNode&, Change&, bool send);
};
} /* namespace ARDOUR */