X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Faudioregion.h;h=1262dece4fe4d7ad7b712361b090d2c5d00ae596;hb=5fa05b403ca21a6573d07b921dc14f0769dc9fc7;hp=c3e9eec1f91127c37d67834f1b10e44b060a35d0;hpb=e279b9892b467aa823e253d97b6e9504cca0e252;p=ardour.git diff --git a/libs/ardour/ardour/audioregion.h b/libs/ardour/ardour/audioregion.h index c3e9eec1f9..1262dece4f 100644 --- a/libs/ardour/ardour/audioregion.h +++ b/libs/ardour/ardour/audioregion.h @@ -74,12 +74,25 @@ class LIBARDOUR_API AudioRegion : public Region boost::shared_ptr audio_source (uint32_t n=0) const; + // if several audio files associated with a region, + // information about file with MAX channel count will be provided + uint32_t get_related_audio_file_channel_count () const; + void set_scale_amplitude (gain_t); gain_t scale_amplitude() const { return _scale_amplitude; } void normalize (float, float target_in_dB = 0.0f); + + /** @return the maximum (linear) amplitude of the region, or a -ve + * number if the Progress object reports that the process was cancelled. + */ double maximum_amplitude (Progress* p = 0) const; + /** @return the maximum (rms) signal power of the region, or a -1 + * if the Progress object reports that the process was cancelled. + */ + double rms (Progress* p = 0) const; + bool envelope_active () const { return _envelope_active; } bool fade_in_active () const { return _fade_in_active; } bool fade_out_active () const { return _fade_out_active; } @@ -90,56 +103,57 @@ class LIBARDOUR_API AudioRegion : public Region boost::shared_ptr inverse_fade_out() { return _inverse_fade_out.val (); } boost::shared_ptr envelope() { return _envelope.val (); } - Evoral::Range body_range () const; + Evoral::Range body_range () const; - virtual framecnt_t read_peaks (PeakData *buf, framecnt_t npeaks, - framecnt_t offset, framecnt_t cnt, - uint32_t chan_n=0, double frames_per_pixel = 1.0) const; + virtual samplecnt_t read_peaks (PeakData *buf, samplecnt_t npeaks, + samplecnt_t offset, samplecnt_t cnt, + uint32_t chan_n=0, double samples_per_pixel = 1.0) const; /* Readable interface */ - virtual framecnt_t read (Sample*, framepos_t pos, framecnt_t cnt, int channel) const; - virtual framecnt_t readable_length() const { return length(); } + virtual samplecnt_t read (Sample*, samplepos_t pos, samplecnt_t cnt, int channel) const; + virtual samplecnt_t readable_length() const { return length(); } - virtual framecnt_t read_at (Sample *buf, Sample *mixdown_buf, float *gain_buf, - framepos_t position, - framecnt_t cnt, + virtual samplecnt_t read_at (Sample *buf, Sample *mixdown_buf, float *gain_buf, + samplepos_t position, + samplecnt_t cnt, uint32_t chan_n = 0) const; - virtual framecnt_t master_read_at (Sample *buf, Sample *mixdown_buf, float *gain_buf, - framepos_t position, framecnt_t cnt, uint32_t chan_n=0) const; + virtual samplecnt_t master_read_at (Sample *buf, Sample *mixdown_buf, float *gain_buf, + samplepos_t position, samplecnt_t cnt, uint32_t chan_n=0) const; - virtual framecnt_t read_raw_internal (Sample*, framepos_t, framecnt_t, int channel) const; + virtual samplecnt_t read_raw_internal (Sample*, samplepos_t, samplecnt_t, int channel) const; XMLNode& state (); XMLNode& get_basic_state (); int set_state (const XMLNode&, int version); - static void set_default_fade (float steepness, framecnt_t len); + void fade_range (samplepos_t, samplepos_t); + bool fade_in_is_default () const; bool fade_out_is_default () const; void set_fade_in_active (bool yn); void set_fade_in_shape (FadeShape); - void set_fade_in_length (framecnt_t); - void set_fade_in (FadeShape, framecnt_t); + void set_fade_in_length (samplecnt_t); + void set_fade_in (FadeShape, samplecnt_t); void set_fade_in (boost::shared_ptr); void set_fade_out_active (bool yn); void set_fade_out_shape (FadeShape); - void set_fade_out_length (framecnt_t); - void set_fade_out (FadeShape, framecnt_t); + void set_fade_out_length (samplecnt_t); + void set_fade_out (FadeShape, samplecnt_t); void set_fade_out (boost::shared_ptr); void set_default_fade_in (); void set_default_fade_out (); - framecnt_t verify_xfade_bounds (framecnt_t, bool start); - + samplecnt_t verify_xfade_bounds (samplecnt_t, bool start); + void set_envelope_active (bool yn); void set_default_envelope (); - int separate_by_channel (ARDOUR::Session&, std::vector >&) const; + int separate_by_channel (std::vector >&) const; /* automation */ @@ -160,14 +174,14 @@ class LIBARDOUR_API AudioRegion : public Region void resume_fade_in (); void resume_fade_out (); - void add_transient (framepos_t where); - void remove_transient (framepos_t where); - int set_transients (AnalysisFeatureList&); - int get_transients (AnalysisFeatureList&, bool force_new = false); - int update_transient (framepos_t old_position, framepos_t new_position); - int adjust_transients (frameoffset_t delta); + void add_transient (samplepos_t where); + void remove_transient (samplepos_t where); + void clear_transients (); + void set_onsets (AnalysisFeatureList&); + void get_transients (AnalysisFeatureList&); + void update_transient (samplepos_t old_position, samplepos_t new_position); - AudioIntervalResult find_silence (Sample, framecnt_t, InterThreadInfo&) const; + AudioIntervalResult find_silence (Sample, samplecnt_t, samplecnt_t, InterThreadInfo&) const; private: friend class RegionFactory; @@ -175,14 +189,16 @@ class LIBARDOUR_API AudioRegion : public Region AudioRegion (boost::shared_ptr); AudioRegion (const SourceList &); AudioRegion (boost::shared_ptr); - AudioRegion (boost::shared_ptr, frameoffset_t offset); + AudioRegion (boost::shared_ptr, ARDOUR::MusicSample offset); AudioRegion (boost::shared_ptr, const SourceList&); AudioRegion (SourceList &); private: friend class ::AudioRegionReadTest; friend class ::PlaylistReadTest; - + + void build_transients (); + PBD::Property _envelope_active; PBD::Property _default_fade_in; PBD::Property _default_fade_out; @@ -200,7 +216,7 @@ class LIBARDOUR_API AudioRegion : public Region void recompute_gain_at_end (); void recompute_gain_at_start (); - framecnt_t read_from_sources (SourceList const &, framecnt_t, Sample *, framepos_t, framecnt_t, uint32_t) const; + samplecnt_t read_from_sources (SourceList const &, samplecnt_t, Sample *, samplepos_t, samplecnt_t, uint32_t) const; void recompute_at_start (); void recompute_at_end (); @@ -228,7 +244,7 @@ class LIBARDOUR_API AudioRegion : public Region protected: /* default constructor for derived (compound) types */ - AudioRegion (Session& s, framepos_t, framecnt_t, std::string name); + AudioRegion (Session& s, samplepos_t, samplecnt_t, std::string name); int _set_state (const XMLNode&, int version, PBD::PropertyChange& what_changed, bool send_signal); };