X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Faudioregion.h;h=a2c43460ed5a4f729c931388b37ae74d0ec3afc6;hb=b45a3c816484346f44cd65341fade0850670c2bb;hp=83cd227bce0136d2179b217aedd4cb56b472d7b6;hpb=0c90adf3e6805e49058b305279e71417cd402e11;p=ardour.git diff --git a/libs/ardour/ardour/audioregion.h b/libs/ardour/ardour/audioregion.h index 83cd227bce..a2c43460ed 100644 --- a/libs/ardour/ardour/audioregion.h +++ b/libs/ardour/ardour/audioregion.h @@ -40,17 +40,17 @@ class PlaylistReadTest; namespace ARDOUR { namespace Properties { - extern PBD::PropertyDescriptor envelope_active; - extern PBD::PropertyDescriptor default_fade_in; - extern PBD::PropertyDescriptor default_fade_out; - extern PBD::PropertyDescriptor fade_in_active; - extern PBD::PropertyDescriptor fade_out_active; - extern PBD::PropertyDescriptor scale_amplitude; - extern PBD::PropertyDescriptor > fade_in; - extern PBD::PropertyDescriptor > inverse_fade_in; - extern PBD::PropertyDescriptor > fade_out; - extern PBD::PropertyDescriptor > inverse_fade_out; - extern PBD::PropertyDescriptor > envelope; + LIBARDOUR_API extern PBD::PropertyDescriptor envelope_active; + LIBARDOUR_API extern PBD::PropertyDescriptor default_fade_in; + LIBARDOUR_API extern PBD::PropertyDescriptor default_fade_out; + LIBARDOUR_API extern PBD::PropertyDescriptor fade_in_active; + LIBARDOUR_API extern PBD::PropertyDescriptor fade_out_active; + LIBARDOUR_API extern PBD::PropertyDescriptor scale_amplitude; + LIBARDOUR_API extern PBD::PropertyDescriptor > fade_in; + LIBARDOUR_API extern PBD::PropertyDescriptor > inverse_fade_in; + LIBARDOUR_API extern PBD::PropertyDescriptor > fade_out; + LIBARDOUR_API extern PBD::PropertyDescriptor > inverse_fade_out; + LIBARDOUR_API extern PBD::PropertyDescriptor > envelope; } class Playlist; @@ -59,7 +59,7 @@ class Filter; class AudioSource; -class AudioRegion : public Region +class LIBARDOUR_API AudioRegion : public Region { public: static void make_property_quarks (); @@ -74,12 +74,25 @@ class 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; } @@ -94,7 +107,7 @@ class AudioRegion : public Region virtual framecnt_t read_peaks (PeakData *buf, framecnt_t npeaks, framecnt_t offset, framecnt_t cnt, - uint32_t chan_n=0, double samples_per_unit= 1.0) const; + uint32_t chan_n=0, double frames_per_pixel = 1.0) const; /* Readable interface */ @@ -115,7 +128,8 @@ class AudioRegion : public Region XMLNode& get_basic_state (); int set_state (const XMLNode&, int version); - static void set_default_fade (float steepness, framecnt_t len); + void fade_range (framepos_t, framepos_t); + bool fade_in_is_default () const; bool fade_out_is_default () const; @@ -135,7 +149,7 @@ class AudioRegion : public Region void set_default_fade_out (); framecnt_t verify_xfade_bounds (framecnt_t, bool start); - + void set_envelope_active (bool yn); void set_default_envelope (); @@ -162,12 +176,12 @@ class AudioRegion : public Region 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 clear_transients (); + void set_onsets (AnalysisFeatureList&); + void get_transients (AnalysisFeatureList&); + void update_transient (framepos_t old_position, framepos_t new_position); - AudioIntervalResult find_silence (Sample, framecnt_t, InterThreadInfo&) const; + AudioIntervalResult find_silence (Sample, framecnt_t, framecnt_t, InterThreadInfo&) const; private: friend class RegionFactory; @@ -175,14 +189,16 @@ class 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::MusicFrame 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; @@ -238,9 +254,9 @@ class AudioRegion : public Region /* 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); + LIBARDOUR_API 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); + LIBARDOUR_API uint32_t region_length_from_c (void *arg); + LIBARDOUR_API uint32_t sourcefile_length_from_c (void *arg, double); } #endif /* __ardour_audio_region_h__ */