Ardour  9.0-pre0-582-g084a23a80d
ARDOUR::AudioFileSource Class Referenceabstract

#include <audiofilesource.h>

Inheritance diagram for ARDOUR::AudioFileSource:
[legend]

Public Member Functions

virtual ~AudioFileSource ()
 
std::string construct_peak_filepath (const std::string &audio_path, const bool in_session=false, const bool old_peak_name=false) const
 
bool safe_file_extension (const std::string &path) const
 
virtual samplepos_t last_capture_start_sample () const
 
virtual void mark_capture_start (samplepos_t)
 
virtual void mark_capture_end ()
 
virtual void clear_capture_marks ()
 
virtual bool one_of_several_channels () const
 
virtual void flush ()=0
 
virtual int update_header (samplepos_t when, struct tm &, time_t)=0
 
virtual int flush_header ()=0
 
void mark_streaming_write_completed (const WriterLock &lock, Temporal::timecnt_t const &duration)
 
int setup_peakfile ()
 
void set_gain (float g, bool temporarily=false)
 
XMLNodeget_state () const
 
int set_state (const XMLNode &, int version)
 
bool can_truncate_peaks () const
 
bool can_be_analysed () const
 
- Public Member Functions inherited from ARDOUR::AudioSource
 AudioSource (Session &, const std::string &name)
 
 AudioSource (Session &, const XMLNode &)
 
virtual ~AudioSource ()
 
samplecnt_t readable_length_samples () const
 
virtual uint32_t n_channels () const
 
void update_length (timepos_t const &dur)
 
virtual samplecnt_t available_peaks (double zoom) const
 
virtual samplecnt_t read (Sample *dst, samplepos_t start, samplecnt_t cnt, int channel=0) const
 
virtual samplecnt_t write (Sample const *src, samplecnt_t cnt)
 
virtual float sample_rate () const =0
 
int read_peaks (PeakData *peaks, samplecnt_t npeaks, samplepos_t start, samplecnt_t cnt, double samples_per_visual_peak) const
 
int build_peaks ()
 
bool peaks_ready (std::function< void()> callWhenReady, PBD::ScopedConnection **connection_created_if_not_ready, PBD::EventLoop *event_loop) const
 
XMLNodeget_state () const
 
int set_state (const XMLNode &, int version)
 
int rename_peakfile (std::string newpath)
 
void touch_peakfile ()
 
int close_peakfile ()
 
int prepare_for_peakfile_writes ()
 
void done_with_peakfile_writes (bool done=true)
 
virtual bool clamped_at_unity () const =0
 
- Public Member Functions inherited from ARDOUR::Source
 Source (Session &, DataType type, const std::string &name, Flag flags=Flag(0))
 
 Source (Session &, const XMLNode &)
 
virtual ~Source ()
 
DataType type ()
 
time_t timestamp () const
 
void stamp (time_t when)
 
virtual timepos_t length () const
 
virtual bool empty () const
 
void set_take_id (std::string id)
 
const std::string & take_id () const
 
void mark_for_remove ()
 
virtual void mark_streaming_write_started (const WriterLock &lock)
 
virtual void session_saved ()
 
XMLNodeget_state () const
 
int set_state (XMLNode const &, int version)
 
bool writable () const
 
virtual bool length_mutable () const
 
bool has_been_analysed () const
 
virtual void set_been_analysed (bool yn)
 
virtual bool check_for_analysis_data_on_disk ()
 
std::string get_transients_path () const
 
int load_transients (const std::string &)
 
size_t n_captured_xruns () const
 
XrunPositions const & captured_xruns () const
 
void set_captured_xruns (XrunPositions const &xruns)
 
void set_captured_marks (CueMarkers const &marks)
 
CueMarkers const & cue_markers () const
 
bool add_cue_marker (CueMarker const &)
 
bool move_cue_marker (CueMarker const &, timepos_t const &source_relative_position)
 
bool remove_cue_marker (CueMarker const &)
 
bool rename_cue_marker (CueMarker &, std::string const &)
 
bool clear_cue_markers ()
 
virtual timepos_t natural_position () const
 
virtual void set_natural_position (timepos_t const &pos)
 
bool have_natural_position () const
 
timecnt_t time_since_capture_start (timepos_t const &pos)
 
void set_allow_remove_if_empty (bool yn)
 
Glib::Threads::RWLock & mutex ()
 
Flag flags () const
 
virtual void inc_use_count ()
 
virtual void dec_use_count ()
 
int use_count () const
 
bool used () const
 
uint32_t level () const
 
std::string ancestor_name ()
 
void set_ancestor_name (const std::string &name)
 
void set_captured_for (std::string str)
 
std::string captured_for () const
 
bool get_segment_descriptor (TimelineRange const &, SegmentDescriptor &)
 
int set_segment_descriptor (SegmentDescriptor const &)
 
- Public Member Functions inherited from ARDOUR::SessionObject
 SessionObject (Session &session, const std::string &name)
 
Sessionsession () const
 
std::string name () const
 
virtual bool set_name (const std::string &str)
 
- Public Member Functions inherited from ARDOUR::SessionHandleRef
 SessionHandleRef (ARDOUR::Session &s)
 
virtual ~SessionHandleRef ()
 
- Public Member Functions inherited from PBD::ScopedConnectionList
 ScopedConnectionList ()
 
 ScopedConnectionList (const ScopedConnectionList &)=delete
 
ScopedConnectionListoperator= (const ScopedConnectionList &)=delete
 
virtual ~ScopedConnectionList ()
 
void add_connection (const UnscopedConnection &c)
 
void drop_connections ()
 
- Public Member Functions inherited from PBD::Stateful
 Stateful ()
 
virtual ~Stateful ()
 
virtual bool apply_change (PropertyBase const &)
 
PropertyChange apply_changes (PropertyList const &)
 
const OwnedPropertyListproperties () const
 
void add_property (PropertyBase &s)
 
void add_extra_xml (XMLNode &)
 
XMLNodeextra_xml (const std::string &str, bool add_if_missing=false)
 
void save_extra_xml (const XMLNode &)
 
const PBD::IDid () const
 
bool set_id (const XMLNode &)
 
void set_id (const std::string &)
 
void reset_id ()
 
void clear_changes ()
 
virtual void clear_owned_changes ()
 
PropertyListget_changes_as_properties (PBD::Command *) const
 
virtual void rdiff (std::vector< PBD::Command * > &) const
 
bool changed () const
 
virtual PropertyListproperty_factory (const XMLNode &) const
 
virtual void suspend_property_changes ()
 
virtual void resume_property_changes ()
 
bool property_changes_suspended () const
 
- Public Member Functions inherited from PBD::Destructible
virtual ~Destructible ()
 
virtual void drop_references ()
 
- Public Member Functions inherited from ARDOUR::AudioReadable
virtual ~AudioReadable ()
 
- Public Member Functions inherited from ARDOUR::FileSource
virtual ~FileSource ()
 
const std::string & path () const
 
int move_to_trash (const std::string &trash_dir_name)
 
void mark_take (const std::string &id)
 
void mark_immutable ()
 
void mark_immutable_except_write ()
 
void mark_nonremovable ()
 
bool within_session () const
 
uint16_t channel () const
 
float gain () const
 
virtual void set_channel (uint16_t c)
 
int set_state (const XMLNode &, int version)
 
int set_source_name (const std::string &newname)
 
bool removable () const
 
bool is_stub () const
 
const std::string & origin () const
 
void set_origin (std::string const &o)
 
virtual void set_path (const std::string &)
 
void replace_file (const std::string &)
 
void existence_check ()
 
virtual void prevent_deletion ()
 
int rename (const std::string &name)
 
virtual void close ()=0
 

Static Public Member Functions

static bool get_soundfile_info (const std::string &path, SoundFileInfo &_info, std::string &error)
 
static bool safe_audio_file_extension (const std::string &path)
 
static bool is_empty (Session &, std::string path)
 
static void set_bwf_serial_number (int)
 
static void set_header_position_offset (samplecnt_t offset)
 
- Static Public Member Functions inherited from ARDOUR::AudioSource
static void set_build_missing_peakfiles (bool yn)
 
static void set_build_peakfiles (bool yn)
 
static bool get_build_peakfiles ()
 
- Static Public Member Functions inherited from ARDOUR::SessionObject
static void make_property_quarks ()
 
- Static Public Member Functions inherited from ARDOUR::AudioReadable
static std::vector< std::shared_ptr< AudioReadable > > load (Session &, std::string const &)
 
- Static Public Member Functions inherited from ARDOUR::FileSource
static bool find (Session &, DataType type, const std::string &path, bool must_exist, bool &is_new, uint16_t &chan, std::string &found_path)
 
static bool find_2X (Session &, DataType type, const std::string &path, bool must_exist, bool &is_new, uint16_t &chan, std::string &found_path)
 

Static Public Attributes

static PBD::Signal< void()> HeaderPositionOffsetChanged
 
- Static Public Attributes inherited from ARDOUR::Source
static PBD::Signal< void(Source *)> SourceCreated
 
- Static Public Attributes inherited from PBD::Stateful
static int current_state_version
 
static int loading_state_version
 
- Static Public Attributes inherited from ARDOUR::FileSource
static PBD::Signal< int(std::string, std::vector< std::string >)> AmbiguousFileName
 

Protected Member Functions

 AudioFileSource (Session &, const std::string &path, Source::Flag flags)
 
 AudioFileSource (Session &, const std::string &path, const std::string &origin, Source::Flag flags, SampleFormat samp_format, HeaderFormat hdr_format)
 
 AudioFileSource (Session &, const XMLNode &, bool must_exist=true)
 
 AudioFileSource (Session &, const std::string &path, Source::Flag flags, bool)
 
int init (const std::string &idstr, bool must_exist)
 
virtual void set_header_natural_position ()=0
 
virtual void handle_header_position_change ()
 
int move_dependents_to_trash ()
 
- Protected Member Functions inherited from ARDOUR::AudioSource
int initialize_peakfile (const std::string &path, const bool in_session=false)
 
int build_peaks_from_scratch ()
 
int compute_and_write_peaks (Sample const *buf, samplecnt_t first_sample, samplecnt_t cnt, bool force, bool intermediate_peaks_ready_signal)
 
void truncate_peakfile ()
 
virtual samplecnt_t read_unlocked (Sample *dst, samplepos_t start, samplecnt_t cnt) const =0
 
virtual samplecnt_t write_unlocked (Sample const *dst, samplecnt_t cnt)=0
 
virtual int read_peaks_with_fpp (PeakData *peaks, samplecnt_t npeaks, samplepos_t start, samplecnt_t cnt, double samples_per_visual_peak, samplecnt_t fpp) const
 
int compute_and_write_peaks (Sample const *buf, samplecnt_t first_sample, samplecnt_t cnt, bool force, bool intermediate_peaks_ready_signal, samplecnt_t samples_per_peak)
 
- Protected Member Functions inherited from ARDOUR::SessionHandleRef
virtual void session_going_away ()
 
virtual void insanity_check ()
 
- Protected Member Functions inherited from PBD::Stateful
void add_instant_xml (XMLNode &, const std::string &directory_path)
 
XMLNodeinstant_xml (const std::string &str, const std::string &directory_path)
 
void add_properties (XMLNode &) const
 
PropertyChange set_values (XMLNode const &)
 
virtual void post_set (const PropertyChange &)
 
virtual void send_change (const PropertyChange &)
 
virtual void mid_thaw (const PropertyChange &)
 
bool regenerate_xml_or_string_ids () const
 
- Protected Member Functions inherited from ARDOUR::FileSource
 FileSource (Session &session, DataType type, const std::string &path, const std::string &origin, Source::Flag flags=Source::Flag(0))
 
 FileSource (Session &session, const XMLNode &node, bool must_exist)
 
void set_within_session_from_path (const std::string &)
 

Static Protected Member Functions

static Sampleget_interleave_buffer (samplecnt_t size)
 

Static Protected Attributes

static char bwf_country_code [3]
 
static char bwf_organization_code [4]
 
static char bwf_serial_number [13]
 
static samplecnt_t header_position_offset
 
- Static Protected Attributes inherited from ARDOUR::AudioSource
static bool _build_missing_peakfiles
 
static bool _build_peakfiles
 
static std::vector< std::shared_ptr< Sample[]> > _mixdown_buffers
 
static std::vector< std::shared_ptr< gain_t[]> > _gain_buffers
 
static Glib::Threads::Mutex _level_buffer_lock
 

Additional Inherited Members

- Public Types inherited from ARDOUR::Source
enum  Flag {
  Writable = 0x1 , CanRename = 0x2 , Broadcast = 0x4 , Removable = 0x8 ,
  RemovableIfEmpty = 0x10 , RemoveAtDestroy = 0x20 , NoPeakFile = 0x40 , Destructive = 0x80 ,
  Empty = 0x100 , RF64_RIFF = 0x200 , Missing = 0x400
}
 
typedef Glib::Threads::RWLock::ReaderLock ReaderLock
 
typedef Glib::Threads::RWLock::WriterLock WriterLock
 
- Public Attributes inherited from ARDOUR::AudioSource
PBD::Signal< void()> PeaksReady
 
PBD::Signal< void(samplepos_t, samplepos_t)> PeakRangeReady
 
- Public Attributes inherited from ARDOUR::Source
PBD::Signal< void()> AnalysisChanged
 
AnalysisFeatureList transients
 
PBD::Signal< void()> CueMarkersChanged
 
- Public Attributes inherited from PBD::Stateful
PBD::Signal< void(const PropertyChange &)> PropertyChanged
 
- Public Attributes inherited from PBD::Destructible
PBD::Signal< void()> Destroyed
 
PBD::Signal< void()> DropReferences
 
- Protected Types inherited from ARDOUR::Source
typedef std::vector< SegmentDescriptorSegmentDescriptors
 
- Protected Attributes inherited from ARDOUR::AudioSource
std::string _peakpath
 
off_t _peak_byte_max
 
- Protected Attributes inherited from ARDOUR::Source
DataType _type
 
Flag _flags
 
time_t _timestamp
 
std::string _take_id
 
timepos_t _natural_position
 
bool _have_natural_position
 
bool _analysed
 
std::atomic< int > _use_count
 
uint32_t _level
 
std::string _ancestor_name
 
std::string _captured_for
 
timepos_t _length
 
XrunPositions _xruns
 
CueMarkers _cue_markers
 
SegmentDescriptors segment_descriptors
 
Glib::Threads::RWLock _lock
 
Glib::Threads::Mutex _analysis_lock
 
- Protected Attributes inherited from ARDOUR::SessionObject
PBD::Property< std::string > _name
 
- Protected Attributes inherited from ARDOUR::SessionHandleRef
ARDOUR::Session_session
 
- Protected Attributes inherited from PBD::Stateful
XMLNode_extra_xml
 
XMLNode_instant_xml
 
PBD::PropertyChange _pending_changed
 
Glib::Threads::Mutex _lock
 
std::string _xml_node_name
 name of node to use for this object in XML More...
 
OwnedPropertyList_properties
 
- Protected Attributes inherited from ARDOUR::FileSource
std::string _path
 
bool _file_is_new
 
uint16_t _channel
 
bool _within_session
 
std::string _origin
 
float _gain
 

Detailed Description

Definition at line 41 of file audiofilesource.h.

Constructor & Destructor Documentation

◆ ~AudioFileSource()

virtual ARDOUR::AudioFileSource::~AudioFileSource ( )
virtual

◆ AudioFileSource() [1/4]

ARDOUR::AudioFileSource::AudioFileSource ( Session ,
const std::string &  path,
Source::Flag  flags 
)
protected

Constructor to be called for existing external-to-session files

◆ AudioFileSource() [2/4]

ARDOUR::AudioFileSource::AudioFileSource ( Session ,
const std::string &  path,
const std::string &  origin,
Source::Flag  flags,
SampleFormat  samp_format,
HeaderFormat  hdr_format 
)
protected

Constructor to be called for new in-session files

◆ AudioFileSource() [3/4]

ARDOUR::AudioFileSource::AudioFileSource ( Session ,
const XMLNode ,
bool  must_exist = true 
)
protected

Constructor to be called for existing in-session files

◆ AudioFileSource() [4/4]

ARDOUR::AudioFileSource::AudioFileSource ( Session ,
const std::string &  path,
Source::Flag  flags,
bool   
)
protected

Constructor to be called for crash recovery. Final argument is not used but exists to differentiate from the external-to-session constructor above.

Member Function Documentation

◆ can_be_analysed()

bool ARDOUR::AudioFileSource::can_be_analysed ( ) const
inlinevirtual

Reimplemented from ARDOUR::Source.

Reimplemented in ARDOUR::SrcFileSource, and ARDOUR::SilentFileSource.

Definition at line 72 of file audiofilesource.h.

◆ can_truncate_peaks()

bool ARDOUR::AudioFileSource::can_truncate_peaks ( ) const
inlinevirtual

Reimplemented from ARDOUR::AudioSource.

Definition at line 71 of file audiofilesource.h.

◆ clear_capture_marks()

virtual void ARDOUR::AudioFileSource::clear_capture_marks ( )
inlinevirtual

Definition at line 56 of file audiofilesource.h.

◆ construct_peak_filepath()

std::string ARDOUR::AudioFileSource::construct_peak_filepath ( const std::string &  audio_path,
const bool  in_session = false,
const bool  old_peak_name = false 
) const
virtual

Implements ARDOUR::AudioSource.

◆ flush()

virtual void ARDOUR::AudioFileSource::flush ( )
pure virtual

◆ flush_header()

virtual int ARDOUR::AudioFileSource::flush_header ( )
pure virtual

◆ get_interleave_buffer()

static Sample* ARDOUR::AudioFileSource::get_interleave_buffer ( samplecnt_t  size)
staticprotected

◆ get_soundfile_info()

static bool ARDOUR::AudioFileSource::get_soundfile_info ( const std::string &  path,
SoundFileInfo _info,
std::string &  error 
)
static

◆ get_state()

XMLNode& ARDOUR::AudioFileSource::get_state ( ) const
virtual

Implements PBD::Stateful.

◆ handle_header_position_change()

virtual void ARDOUR::AudioFileSource::handle_header_position_change ( )
inlineprotectedvirtual

Definition at line 103 of file audiofilesource.h.

◆ init()

int ARDOUR::AudioFileSource::init ( const std::string &  idstr,
bool  must_exist 
)
protectedvirtual

Reimplemented from ARDOUR::FileSource.

◆ is_empty()

static bool ARDOUR::AudioFileSource::is_empty ( Session ,
std::string  path 
)
static

◆ last_capture_start_sample()

virtual samplepos_t ARDOUR::AudioFileSource::last_capture_start_sample ( ) const
inlinevirtual

Definition at line 53 of file audiofilesource.h.

◆ mark_capture_end()

virtual void ARDOUR::AudioFileSource::mark_capture_end ( )
inlinevirtual

Definition at line 55 of file audiofilesource.h.

◆ mark_capture_start()

virtual void ARDOUR::AudioFileSource::mark_capture_start ( samplepos_t  )
inlinevirtual

Definition at line 54 of file audiofilesource.h.

◆ mark_streaming_write_completed()

void ARDOUR::AudioFileSource::mark_streaming_write_completed ( const WriterLock lock,
Temporal::timecnt_t const &  duration 
)
virtual

Reimplemented from ARDOUR::AudioSource.

◆ move_dependents_to_trash()

int ARDOUR::AudioFileSource::move_dependents_to_trash ( )
protectedvirtual

Reimplemented from ARDOUR::FileSource.

◆ one_of_several_channels()

virtual bool ARDOUR::AudioFileSource::one_of_several_channels ( ) const
inlinevirtual

Reimplemented in ARDOUR::SndFileSource.

Definition at line 57 of file audiofilesource.h.

◆ safe_audio_file_extension()

static bool ARDOUR::AudioFileSource::safe_audio_file_extension ( const std::string &  path)
static

◆ safe_file_extension()

bool ARDOUR::AudioFileSource::safe_file_extension ( const std::string &  path) const
inlinevirtual

Implements ARDOUR::FileSource.

Definition at line 49 of file audiofilesource.h.

◆ set_bwf_serial_number()

static void ARDOUR::AudioFileSource::set_bwf_serial_number ( int  )
static

◆ set_gain()

void ARDOUR::AudioFileSource::set_gain ( float  g,
bool  temporarily = false 
)
virtual

Reimplemented from ARDOUR::FileSource.

◆ set_header_natural_position()

virtual void ARDOUR::AudioFileSource::set_header_natural_position ( )
protectedpure virtual

◆ set_header_position_offset()

static void ARDOUR::AudioFileSource::set_header_position_offset ( samplecnt_t  offset)
static

◆ set_state()

int ARDOUR::AudioFileSource::set_state ( const XMLNode ,
int  version 
)
virtual

Implements PBD::Stateful.

◆ setup_peakfile()

int ARDOUR::AudioFileSource::setup_peakfile ( )
virtual

Reimplemented from ARDOUR::AudioSource.

◆ update_header()

virtual int ARDOUR::AudioFileSource::update_header ( samplepos_t  when,
struct tm &  ,
time_t   
)
pure virtual

Member Data Documentation

◆ bwf_country_code

char ARDOUR::AudioFileSource::bwf_country_code[3]
staticprotected

Definition at line 109 of file audiofilesource.h.

◆ bwf_organization_code

char ARDOUR::AudioFileSource::bwf_organization_code[4]
staticprotected

Definition at line 110 of file audiofilesource.h.

◆ bwf_serial_number

char ARDOUR::AudioFileSource::bwf_serial_number[13]
staticprotected

Definition at line 111 of file audiofilesource.h.

◆ header_position_offset

samplecnt_t ARDOUR::AudioFileSource::header_position_offset
staticprotected

Kept up to date with the position of the session location start

Definition at line 114 of file audiofilesource.h.

◆ HeaderPositionOffsetChanged

PBD::Signal<void()> ARDOUR::AudioFileSource::HeaderPositionOffsetChanged
static

Definition at line 81 of file audiofilesource.h.


The documentation for this class was generated from the following file: