X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fdiskstream.h;h=97a512cf3f8b8bf38b13399c80efe85308332bf2;hb=baacf1c7b44773cc46ac2e11839502c5ae23f8ac;hp=1d06c4ee4974b13bf6afaab51c37edf63ca7a90c;hpb=9ab70fb55284537228577d575f15aa03949bd678;p=ardour.git diff --git a/libs/ardour/ardour/diskstream.h b/libs/ardour/ardour/diskstream.h index 1d06c4ee49..97a512cf3f 100644 --- a/libs/ardour/ardour/diskstream.h +++ b/libs/ardour/ardour/diskstream.h @@ -1,5 +1,5 @@ /* - Copyright (C) 2000 Paul Davis + 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 @@ -15,415 +15,301 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id$ */ #ifndef __ardour_diskstream_h__ #define __ardour_diskstream_h__ -#include - -#include #include #include #include #include - +#include #include -#include -#include -#include +#include + +#include "evoral/types.hpp" -#include -#include -#include -#include -#include -#include -#include -#include +#include "ardour/ardour.h" +#include "ardour/chan_count.h" +#include "ardour/location.h" +#include "ardour/session_object.h" +#include "ardour/types.h" +#include "ardour/utils.h" +#include "ardour/public_diskstream.h" struct tm; namespace ARDOUR { -class AudioEngine; -class Send; -class Session; -class AudioPlaylist; -class FileSource; class IO; +class Playlist; +class Processor; +class Region; +class Session; +class Track; -class DiskStream : public Stateful, public sigc::trackable -{ +class Diskstream : public SessionObject, public PublicDiskstream +{ public: enum Flag { - Recordable = 0x1, - Hidden = 0x2, - Destructive = 0x4 + Recordable = 0x1, + Hidden = 0x2, + Destructive = 0x4, + NonLayered = 0x8 }; - DiskStream (Session &, const string& name, Flag f = Recordable); - DiskStream (Session &, const XMLNode&); - - string name() const { return _name; } - - ARDOUR::IO* io() const { return _io; } - void set_io (ARDOUR::IO& io); + Diskstream (Session &, const std::string& name, Flag f = Recordable); + Diskstream (Session &, const XMLNode&); + virtual ~Diskstream(); - DiskStream& ref() { _refcnt++; return *this; } - void unref() { if (_refcnt) _refcnt--; if (_refcnt == 0) delete this; } - uint32_t refcnt() const { return _refcnt; } + bool set_name (const std::string& str); - float playback_buffer_load() const; - float capture_buffer_load() const; + boost::shared_ptr io() const { return _io; } + void set_track (ARDOUR::Track *); - void set_flag (Flag f) { - _flags |= f; - } + virtual float playback_buffer_load() const = 0; + virtual float capture_buffer_load() const = 0; - void unset_flag (Flag f) { - _flags &= ~f; - } + void set_flag (Flag f) { _flags = Flag (_flags | f); } + void unset_flag (Flag f) { _flags = Flag (_flags & ~f); } AlignStyle alignment_style() const { return _alignment_style; } - void set_align_style (AlignStyle); - void set_persistent_align_style (AlignStyle); - - bool hidden() const { return _flags & Hidden; } - bool recordable() const { return _flags & Recordable; } - bool destructive() const { return _flags & Destructive; } - - void set_destructive (bool yn); + void set_align_style (AlignStyle); + void set_persistent_align_style (AlignStyle a) { _persistent_alignment_style = a; } - jack_nframes_t roll_delay() const { return _roll_delay; } - void set_roll_delay (jack_nframes_t); + nframes_t roll_delay() const { return _roll_delay; } + void set_roll_delay (nframes_t); - void set_name (string str, void* src); + bool record_enabled() const { return g_atomic_int_get (&_record_enabled); } + virtual void set_record_enabled (bool yn) = 0; + virtual void get_input_sources () = 0; - string input_source (uint32_t n=0) const { - if (n < channels.size()) { - return channels[n].source ? channels[n].source->name() : ""; - } else { - return ""; - } - } + bool destructive() const { return _flags & Destructive; } + virtual int set_destructive (bool /*yn*/) { return -1; } + virtual int set_non_layered (bool /*yn*/) { return -1; } + virtual bool can_become_destructive (bool& /*requires_bounce*/) const { return false; } - Port *input_source_port (uint32_t n=0) const { - if (n < channels.size()) return channels[n].source; return 0; - } + bool hidden() const { return _flags & Hidden; } + bool recordable() const { return _flags & Recordable; } + bool non_layered() const { return _flags & NonLayered; } + bool reversed() const { return _actual_speed < 0.0f; } + double speed() const { return _visible_speed; } - void set_record_enabled (bool yn, void *src); - bool record_enabled() const { return atomic_read (&_record_enabled); } - void punch_in (); - void punch_out (); - - bool reversed() const { return _actual_speed < 0.0f; } - double speed() const { return _visible_speed; } - void set_speed (double); - - float peak_power(uint32_t n=0) { - float x = channels[n].peak_power; - channels[n].peak_power = 0.0f; - if (x > 0.0f) { - return 20.0f * fast_log10(x); - } else { - return minus_infinity(); - } - } + virtual void punch_in() {} + virtual void punch_out() {} - int use_playlist (AudioPlaylist *); - int use_new_playlist (); - int use_copy_playlist (); + void non_realtime_set_speed (); + virtual void non_realtime_locate (nframes_t /*location*/) {}; + virtual void playlist_modified (); - void start_scrub (jack_nframes_t where); - void end_scrub (); + boost::shared_ptr playlist () { return _playlist; } - Sample *playback_buffer (uint32_t n=0) { - if (n < channels.size()) - return channels[n].current_playback_buffer; - return 0; - } - - Sample *capture_buffer (uint32_t n=0) { - if (n < channels.size()) - return channels[n].current_capture_buffer; - return 0; - } + virtual int use_playlist (boost::shared_ptr); + virtual int use_new_playlist () = 0; + virtual int use_copy_playlist () = 0; - AudioPlaylist *playlist () { return _playlist; } + nframes_t current_capture_start() const { return capture_start_frame; } + nframes_t current_capture_end() const { return capture_start_frame + capture_captured; } + nframes_t get_capture_start_frame (uint32_t n=0); + nframes_t get_captured_frames (uint32_t n=0); - FileSource *write_source (uint32_t n=0) { - if (n < channels.size()) - return channels[n].write_source; - return 0; - } + ChanCount n_channels() { return _n_channels; } - jack_nframes_t current_capture_start() const { return capture_start_frame; } - jack_nframes_t current_capture_end() const { return capture_start_frame + capture_captured; } - jack_nframes_t get_capture_start_frame (uint32_t n=0); - jack_nframes_t get_captured_frames (uint32_t n=0); - - uint32_t n_channels() { return _n_channels; } - - int add_channel (); - int remove_channel (); - - static void set_disk_io_chunk_frames (uint32_t n) { - disk_io_chunk_frames = n; - } + static nframes_t disk_io_frames() { return disk_io_chunk_frames; } + static void set_disk_io_chunk_frames (uint32_t n) { disk_io_chunk_frames = n; } - static jack_nframes_t disk_io_frames() { return disk_io_chunk_frames; } - - sigc::signal record_enable_changed; - sigc::signal speed_changed; - sigc::signal reverse_changed; - sigc::signal PlaylistChanged; - sigc::signal AlignmentStyleChanged; + /* Stateful */ + virtual XMLNode& get_state(void) = 0; + virtual int set_state(const XMLNode&, int version) = 0; - static sigc::signal DiskOverrun; - static sigc::signal DiskUnderrun; - static sigc::signal DiskStreamCreated; // XXX use a ref with sigc2 - static sigc::signal CannotRecordNoInput; // XXX use a ref with sigc2 - static sigc::signal*> DeleteSources; + virtual void monitor_input (bool) {} - /* stateful */ + nframes_t capture_offset() const { return _capture_offset; } + virtual void set_capture_offset (); - XMLNode& get_state(void); - int set_state(const XMLNode& node); + bool slaved() const { return _slaved; } + void set_slaved(bool yn) { _slaved = yn; } - void monitor_input (bool); + int set_loop (Location *loc); - jack_nframes_t capture_offset() const { return _capture_offset; } - void set_capture_offset (); + std::list >& last_capture_regions () { return _last_capture_regions; } - static void swap_by_ptr (Sample *first, Sample *last) { - while (first < last) { - Sample tmp = *first; - *first++ = *last; - *last-- = tmp; - } - } + void handle_input_change (IOChange, void *src); - static void swap_by_ptr (Sample *first, Sample *last, jack_nframes_t n) { - while (n--) { - Sample tmp = *first; - *first++ = *last; - *last-- = tmp; - } - } + void remove_region_from_last_capture (boost::weak_ptr wregion); - bool slaved() const { return _slaved; } - void set_slaved(bool yn) { _slaved = yn; } + void move_processor_automation (boost::weak_ptr, + std::list > const &); - int set_loop (Location *loc); - sigc::signal LoopSet; + /** For non-butler contexts (allocates temporary working buffers) */ + virtual int do_refill_with_alloc() = 0; + virtual void set_block_size (nframes_t) = 0; - std::list& last_capture_regions () { - return _last_capture_regions; + bool pending_overwrite () const { + return _pending_overwrite; } - void handle_input_change (IOChange, void *src); - - id_t id() const { return _id; } + PBD::Signal0 RecordEnableChanged; + PBD::Signal0 SpeedChanged; + PBD::Signal0 ReverseChanged; + PBD::Signal0 PlaylistChanged; + PBD::Signal0 AlignmentStyleChanged; + PBD::Signal1 LoopSet; - XMLNode* deprecated_io_node; + static PBD::Signal0 DiskOverrun; + static PBD::Signal0 DiskUnderrun; protected: friend class Session; + friend class Butler; - /* the Session is the only point of access for these - because they require that the Session is "inactive" - while they are called. - */ + /* the Session is the only point of access for these because they require + * that the Session is "inactive" while they are called. + */ - void set_pending_overwrite (bool); - int overwrite_existing_buffers (); - void reverse_scrub_buffer (bool to_forward); - void set_block_size (jack_nframes_t); - int internal_playback_seek (jack_nframes_t distance); - int can_internal_playback_seek (jack_nframes_t distance); - void reset_write_sources (bool, bool force = false); - void non_realtime_input_change (); + virtual void set_pending_overwrite (bool) = 0; + virtual int overwrite_existing_buffers () = 0; + virtual int internal_playback_seek (nframes_t distance) = 0; + virtual int can_internal_playback_seek (nframes_t distance) = 0; + virtual int rename_write_sources () = 0; + virtual void reset_write_sources (bool, bool force = false) = 0; + virtual void non_realtime_input_change () = 0; uint32_t read_data_count() const { return _read_data_count; } uint32_t write_data_count() const { return _write_data_count; } protected: friend class Auditioner; - int seek (jack_nframes_t which_sample, bool complete_refill = false); + virtual int seek (nframes_t which_sample, bool complete_refill = false) = 0; protected: - friend class AudioTrack; - - void prepare (); - int process (jack_nframes_t transport_frame, jack_nframes_t nframes, jack_nframes_t offset, bool can_record, bool rec_monitors_input); - bool commit (jack_nframes_t nframes); - void recover (); /* called if commit will not be called, but process was */ - - private: - - /* use unref() to destroy a diskstream */ - - ~DiskStream(); + friend class Track; - struct ChannelInfo { + virtual int process (nframes_t transport_frame, nframes_t nframes, bool can_record, bool rec_monitors_input, bool& need_butler) = 0; + virtual bool commit (nframes_t nframes) = 0; - Sample *playback_wrap_buffer; - Sample *capture_wrap_buffer; - Sample *speed_buffer; + //private: - float peak_power; - - FileSource *fades_source; - FileSource *write_source; - - Port *source; - Sample *current_capture_buffer; - Sample *current_playback_buffer; - - RingBufferNPT *playback_buf; - RingBufferNPT *capture_buf; - - Sample* scrub_buffer; - Sample* scrub_forward_buffer; - Sample* scrub_reverse_buffer; - - RingBufferNPT::rw_vector playback_vector; - RingBufferNPT::rw_vector capture_vector; + enum TransitionType { + CaptureStart = 0, + CaptureEnd }; - typedef vector ChannelList; - - string _name; - ARDOUR::Session& _session; - ARDOUR::IO* _io; - ChannelList channels; - uint32_t _n_channels; - id_t _id; + struct CaptureTransition { + TransitionType type; + nframes_t capture_val; ///< The start or end file frame position + }; - atomic_t _record_enabled; - AudioPlaylist* _playlist; - double _visible_speed; - double _actual_speed; - /* items needed for speed change logic */ - bool _buffer_reallocation_required; - bool _seek_required; - - bool force_refill; - jack_nframes_t capture_start_frame; - jack_nframes_t capture_captured; - bool was_recording; - jack_nframes_t adjust_capture_position; - jack_nframes_t _capture_offset; - jack_nframes_t _roll_delay; - jack_nframes_t first_recordable_frame; - jack_nframes_t last_recordable_frame; - int last_possibly_recording; - AlignStyle _alignment_style; - bool _scrubbing; - bool _slaved; - bool _processed; - Location* loop_location; - jack_nframes_t overwrite_frame; - off_t overwrite_offset; - bool pending_overwrite; - bool overwrite_queued; - IOChange input_change_pending; - jack_nframes_t wrap_buffer_size; - jack_nframes_t speed_buffer_size; - - uint64_t last_phase; - uint64_t phi; - - jack_nframes_t file_frame; - jack_nframes_t playback_sample; - jack_nframes_t playback_distance; - - uint32_t _read_data_count; - uint32_t _write_data_count; - - bool in_set_state; - AlignStyle _persistent_alignment_style; - bool first_input_change; - - PBD::NonBlockingLock state_lock; - - jack_nframes_t scrub_start; - jack_nframes_t scrub_buffer_size; - jack_nframes_t scrub_offset; - uint32_t _refcnt; - - sigc::connection ports_created_c; - sigc::connection plmod_connection; - sigc::connection plstate_connection; - sigc::connection plgone_connection; - - /* the two central butler operations */ - - int do_flush (char * workbuf, bool force = false); - int do_refill (Sample *mixdown_buffer, float *gain_buffer, char *workbuf); - - int read (Sample* buf, Sample* mixdown_buffer, float* gain_buffer, char * workbuf, jack_nframes_t& start, jack_nframes_t cnt, - ChannelInfo& channel_info, int channel, bool reversed); + /* The two central butler operations */ + virtual int do_flush (RunContext context, bool force = false) = 0; + virtual int do_refill () = 0; - uint32_t i_am_the_modifier; - /* XXX fix this redundancy ... */ - void playlist_changed (Change); - void playlist_modified (); - void playlist_deleted (Playlist*); - void session_controls_changed (Session::ControlType); + virtual void playlist_changed (const PBD::PropertyChange&); + virtual void playlist_deleted (boost::weak_ptr); + virtual void playlist_ranges_moved (std::list< Evoral::RangeMove > const &); - void finish_capture (bool rec_monitors_input); - void clean_up_capture (struct tm&, time_t, bool abort); - void transport_stopped (struct tm&, time_t, bool abort); + virtual void transport_stopped_wallclock (struct tm&, time_t, bool abort) = 0; + virtual void transport_looped (nframes_t transport_frame) = 0; struct CaptureInfo { - uint32_t start; - uint32_t frames; + uint32_t start; + uint32_t frames; }; - vector capture_info; - PBD::Lock capture_info_lock; - - void init (Flag); + virtual int use_new_write_source (uint32_t n=0) = 0; - void init_channel (ChannelInfo &chan); - void destroy_channel (ChannelInfo &chan); - - static jack_nframes_t disk_io_chunk_frames; + virtual int find_and_use_playlist (const std::string&) = 0; - int use_new_write_source (uint32_t n=0); - int use_new_fade_source (uint32_t n=0); + virtual void allocate_temporary_buffers () = 0; - int find_and_use_playlist (const string&); + virtual bool realtime_set_speed (double, bool global_change); - void allocate_temporary_buffers (); + std::list > _last_capture_regions; - unsigned char _flags; + virtual int use_pending_capture_data (XMLNode& node) = 0; - int create_input_port (); - int connect_input_port (); - int seek_unlocked (jack_nframes_t which_sample); + virtual void check_record_status (nframes_t transport_frame, nframes_t nframes, bool can_record); + virtual void prepare_record_status (nframes_t /*capture_start_frame*/) {} + virtual void set_align_style_from_io() {} + virtual void setup_destructive_playlist () {} + virtual void use_destructive_playlist () {} + virtual void prepare_to_stop (framepos_t pos); - int ports_created (); + void calculate_record_range(OverlapType ot, sframes_t transport_frame, nframes_t nframes, + nframes_t& rec_nframes, nframes_t& rec_offset); - bool realtime_set_speed (double, bool global_change); - void non_realtime_set_speed (); + static nframes_t disk_io_chunk_frames; + std::vector capture_info; + Glib::Mutex capture_info_lock; - std::list _last_capture_regions; - std::vector capturing_sources; - int use_pending_capture_data (XMLNode& node); + uint32_t i_am_the_modifier; - void get_input_sources (); - - void check_record_status (jack_nframes_t transport_frame, jack_nframes_t nframes, bool can_record); + boost::shared_ptr _io; + Track* _track; + ChanCount _n_channels; - void set_align_style_from_io(); + boost::shared_ptr _playlist; + mutable gint _record_enabled; + double _visible_speed; + double _actual_speed; + /* items needed for speed change logic */ + bool _buffer_reallocation_required; + bool _seek_required; + + bool force_refill; + nframes_t capture_start_frame; + nframes_t capture_captured; + bool was_recording; + nframes_t adjust_capture_position; + nframes_t _capture_offset; + nframes_t _roll_delay; + nframes_t first_recordable_frame; + nframes_t last_recordable_frame; + int last_possibly_recording; + AlignStyle _alignment_style; + bool _scrubbing; + bool _slaved; + Location* loop_location; + nframes_t overwrite_frame; + off_t overwrite_offset; + bool _pending_overwrite; + bool overwrite_queued; + IOChange input_change_pending; + nframes_t wrap_buffer_size; + nframes_t speed_buffer_size; + + double _speed; + double _target_speed; + + nframes_t file_frame; + nframes_t playback_sample; + nframes_t playback_distance; + + uint32_t _read_data_count; + uint32_t _write_data_count; + + bool in_set_state; + AlignStyle _persistent_alignment_style; + bool first_input_change; + + Glib::Mutex state_lock; + + nframes_t scrub_start; + nframes_t scrub_buffer_size; + nframes_t scrub_offset; + + PBD::ScopedConnectionList playlist_connections; + + PBD::ScopedConnection ic_connection; + + Flag _flags; + + void route_going_away (); }; }; /* namespace ARDOUR */