From 449aab3c465bbbf66d221fac3d7ea559f1720357 Mon Sep 17 00:00:00 2001 From: Paul Davis Date: Mon, 2 Jun 2008 21:41:35 +0000 Subject: rollback to 3428, before the mysterious removal of libs/* at 3431/3432 git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf --- libs/ardour/ardour/audiofilesource.h | 183 +++++++++++++++++++++++++++++++++++ 1 file changed, 183 insertions(+) create mode 100644 libs/ardour/ardour/audiofilesource.h (limited to 'libs/ardour/ardour/audiofilesource.h') diff --git a/libs/ardour/ardour/audiofilesource.h b/libs/ardour/ardour/audiofilesource.h new file mode 100644 index 0000000000..de388a06fc --- /dev/null +++ b/libs/ardour/ardour/audiofilesource.h @@ -0,0 +1,183 @@ +/* + Copyright (C) 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_audiofilesource_h__ +#define __ardour_audiofilesource_h__ + +#include + +#include + +#include + +namespace ARDOUR { + +class non_existent_source : public std::exception { + public: + virtual const char *what() const throw() { return "audio file does not exist"; } +}; + +struct SoundFileInfo { + float samplerate; + uint16_t channels; + int64_t length; + std::string format_name; + int64_t timecode; +}; + +class AudioFileSource : public AudioSource { + public: + enum Flag { + Writable = 0x1, + CanRename = 0x2, + Broadcast = 0x4, + Removable = 0x8, + RemovableIfEmpty = 0x10, + RemoveAtDestroy = 0x20, + NoPeakFile = 0x40, + Destructive = 0x80 + }; + + virtual ~AudioFileSource (); + + bool set_name (const std::string& newname) { return (set_source_name(newname, destructive()) == 0); } + int set_source_name (Glib::ustring newname, bool destructive); + + Glib::ustring path() const { return _path; } + Glib::ustring peak_path (Glib::ustring audio_path); + Glib::ustring find_broken_peakfile (Glib::ustring missing_peak_path, + Glib::ustring audio_path); + + uint16_t channel() const { return _channel; } + + static void set_peak_dir (Glib::ustring dir) { peak_dir = dir; } + + static bool get_soundfile_info (Glib::ustring path, SoundFileInfo& _info, std::string& error); + + static bool safe_file_extension (Glib::ustring path); + + void set_allow_remove_if_empty (bool yn); + void mark_for_remove(); + + /* this block of methods do nothing for regular file sources, but are significant + for files used in destructive recording. + */ + + virtual nframes_t last_capture_start_frame() const { return 0; } + virtual void mark_capture_start (nframes_t) {} + virtual void mark_capture_end () {} + virtual void clear_capture_marks() {} + virtual bool one_of_several_channels () const { return false; } + + virtual int update_header (nframes_t when, struct tm&, time_t) = 0; + virtual int flush_header () = 0; + + int move_to_trash (const Glib::ustring& trash_dir_name); + + static bool is_empty (Session&, Glib::ustring path); + void mark_streaming_write_completed (); + + void mark_take (Glib::ustring); + Glib::ustring take_id() const { return _take_id; } + + bool is_embedded() const { return _is_embedded; } + + static void set_bwf_serial_number (int); + + static void set_search_path (Glib::ustring string); + static void set_header_position_offset (nframes_t offset ); + + int setup_peakfile (); + + static sigc::signal HeaderPositionOffsetChanged; + + XMLNode& get_state (); + int set_state (const XMLNode&); + + bool destructive() const { return (_flags & Destructive); } + virtual bool set_destructive (bool yn) { return false; } + bool can_truncate_peaks() const { return !destructive(); } + + Flag flags() const { return _flags; } + + void mark_immutable (); + + /* this should really be protected, but C++ is getting stricter + and creating slots from protected member functions is starting + to cause issues. + */ + + virtual void handle_header_position_change () {} + + bool can_be_analysed() const { return _length > 0; } + + protected: + + /* constructor to be called for existing external-to-session files */ + + AudioFileSource (Session&, Glib::ustring path, Flag flags); + + /* constructor to be called for new in-session files */ + + AudioFileSource (Session&, Glib::ustring path, Flag flags, + SampleFormat samp_format, HeaderFormat hdr_format); + + /* constructor to be called for existing in-session files */ + + AudioFileSource (Session&, const XMLNode&, bool must_exit = true); + + int init (Glib::ustring idstr, bool must_exist); + + Glib::ustring _path; + Flag _flags; + Glib::ustring _take_id; + int64_t timeline_position; + bool file_is_new; + uint16_t _channel; + + bool _is_embedded; + static bool determine_embeddedness(Glib::ustring path); + + static Glib::ustring peak_dir; + static Glib::ustring search_path; + + static char bwf_country_code[3]; + static char bwf_organization_code[4]; + static char bwf_serial_number[13]; + + static uint64_t header_position_offset; + + virtual void set_timeline_position (int64_t pos); + virtual void set_header_timeline_position () = 0; + + bool find (Glib::ustring& path, bool must_exist, bool& is_new, uint16_t& chan); + bool removable() const; + bool writable() const { return _flags & Writable; } + + static Sample* get_interleave_buffer (nframes_t size); + + private: + Glib::ustring old_peak_path (Glib::ustring audio_path); + Glib::ustring broken_peak_path (Glib::ustring audio_path); +}; + +} // namespace ARDOUR + +#endif /* __ardour_audiofilesource_h__ */ + -- cgit v1.2.3