diff options
Diffstat (limited to 'libs/ardour/ardour/audioregion.h')
| -rw-r--r-- | libs/ardour/ardour/audioregion.h | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/libs/ardour/ardour/audioregion.h b/libs/ardour/ardour/audioregion.h deleted file mode 100644 index 81b7ef7c57..0000000000 --- a/libs/ardour/ardour/audioregion.h +++ /dev/null @@ -1,204 +0,0 @@ -/* - Copyright (C) 2000-2006 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_region_h__ -#define __ardour_audio_region_h__ - -#include <vector> -#include <list> - -#include <pbd/fastlog.h> -#include <pbd/undo.h> - -#include <ardour/ardour.h> -#include <ardour/region.h> -#include <ardour/gain.h> -#include <ardour/logcurve.h> -#include <ardour/export.h> - -class XMLNode; - -namespace ARDOUR { - -class Route; -class Playlist; -class Session; -class Filter; -class AudioSource; - -class AudioRegion : public Region -{ - public: - static Change FadeInChanged; - static Change FadeOutChanged; - static Change FadeInActiveChanged; - static Change FadeOutActiveChanged; - static Change EnvelopeActiveChanged; - static Change ScaleAmplitudeChanged; - static Change EnvelopeChanged; - - ~AudioRegion(); - - bool speed_mismatch (float) const; - - boost::shared_ptr<AudioSource> audio_source (uint32_t n=0) const; - - void set_scale_amplitude (gain_t); - gain_t scale_amplitude() const { return _scale_amplitude; } - - void normalize_to (float target_in_dB = 0.0f); - - 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; } - - boost::shared_ptr<AutomationList> fade_in() { return _fade_in; } - boost::shared_ptr<AutomationList> fade_out() { return _fade_out; } - boost::shared_ptr<AutomationList> envelope() { return _envelope; } - - virtual nframes_t read_peaks (PeakData *buf, nframes_t npeaks, - 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; - - virtual nframes_t master_read_at (Sample *buf, Sample *mixdown_buf, - float *gain_buf, - nframes_t position, nframes_t cnt, uint32_t chan_n=0) const; - - virtual nframes_t read_raw_internal (Sample*, nframes_t, nframes_t) const; - - XMLNode& state (bool); - 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, - Fast, - Slow, - LogA, - LogB - }; - - void set_fade_in_active (bool yn); - void set_fade_in_shape (FadeShape); - void set_fade_in_length (nframes_t); - void set_fade_in (FadeShape, nframes_t); - - void set_fade_out_active (bool yn); - void set_fade_out_shape (FadeShape); - void set_fade_out_length (nframes_t); - void set_fade_out (FadeShape, nframes_t); - - void set_envelope_active (bool yn); - void set_default_envelope (); - - int separate_by_channel (ARDOUR::Session&, vector<boost::shared_ptr<AudioRegion> >&) const; - - /* export */ - - int exportme (ARDOUR::Session&, ARDOUR::ExportSpecification&); - - /* xfade/fade interactions */ - - void suspend_fade_in (); - void suspend_fade_out (); - void resume_fade_in (); - void resume_fade_out (); - - 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 (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<AudioSource>, const XMLNode&); - AudioRegion (SourceList &, const XMLNode&); - - private: - void init (); - void set_default_fades (); - void set_default_fade_in (); - void set_default_fade_out (); - - void recompute_gain_at_end (); - void recompute_gain_at_start (); - - 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; - - void recompute_at_start (); - void recompute_at_end (); - - 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 (); - - boost::shared_ptr<AutomationList> _fade_in; - FadeShape _fade_in_shape; - boost::shared_ptr<AutomationList> _fade_out; - FadeShape _fade_out_shape; - boost::shared_ptr<AutomationList> _envelope; - gain_t _scale_amplitude; - uint32_t _fade_in_disabled; - uint32_t _fade_out_disabled; - - protected: - /* default constructor for derived (compound) types */ - - AudioRegion (Session& s, nframes_t, nframes_t, std::string name); - AudioRegion (boost::shared_ptr<const AudioRegion>); - - int set_live_state (const XMLNode&, Change&, bool send); -}; - -} /* namespace ARDOUR */ - -/* access from C objects */ - -extern "C" { - int region_read_peaks_from_c (void *arg, uint32_t npeaks, uint32_t start, uint32_t length, intptr_t data, uint32_t n_chan, double samples_per_unit); - uint32_t region_length_from_c (void *arg); - uint32_t sourcefile_length_from_c (void *arg, double); -} - -#endif /* __ardour_audio_region_h__ */ |