Merged with trunk R1612.

git-svn-id: svn://localhost/ardour2/branches/midi@1614 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 33 insertions, 23 deletions

diff --git a/libs/ardour/ardour/audiofilesource.h b/libs/ardour/ardour/audiofilesource.h
index 0e1caf5245..913cd7d5ed 100644
--- a/libs/ardour/ardour/audiofilesource.h
+++ b/libs/ardour/ardour/audiofilesource.h
@@ -20,12 +20,19 @@
 #ifndef __ardour_audiofilesource_h__ 
 #define __ardour_audiofilesource_h__
 
+#include <exception>
+
 #include <time.h>
 
 #include <ardour/audiosource.h>
 
 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;
@@ -49,17 +56,19 @@ class AudioFileSource : public AudioSource {
 
 	virtual ~AudioFileSource ();
 
-	int set_name (string newname, bool destructive);
+	int set_name (Glib::ustring newname, bool destructive);
+	
+	Glib::ustring path() const { return _path; }
+	Glib::ustring peak_path (Glib::ustring audio_path);
+	Glib::ustring old_peak_path (Glib::ustring audio_path);
 
-	string path() const { return _path; }
-	string peak_path (string audio_path);
-	string old_peak_path (string audio_path);
+	uint16_t channel() const { return _channel; }
 
-	static void set_peak_dir (string dir) { peak_dir = dir; }
+	static void set_peak_dir (Glib::ustring dir) { peak_dir = dir; }
 
-	static bool get_soundfile_info (string path, SoundFileInfo& _info, string& error);
+	static bool get_soundfile_info (Glib::ustring path, SoundFileInfo& _info, std::string& error);
 
-	static bool safe_file_extension (string path);
+	static bool safe_file_extension (Glib::ustring path);
 
 	void set_allow_remove_if_empty (bool yn);
 	void mark_for_remove();
@@ -76,19 +85,19 @@ class AudioFileSource : public AudioSource {
 	virtual int update_header (nframes_t when, struct tm&, time_t) = 0;
 	virtual int flush_header () = 0;
 
-	int move_to_trash (const string trash_dir_name);
+	int move_to_trash (const Glib::ustring& trash_dir_name);
 
-	static bool is_empty (Session&, string path);
+	static bool is_empty (Session&, Glib::ustring path);
 	void mark_streaming_write_completed ();
 
-	void   mark_take (string);
-	string take_id() const { return _take_id; }
+	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 (string);
+	static void set_search_path (Glib::ustring string);
 	static void set_header_position_offset (nframes_t offset );
 
 	int setup_peakfile ();
@@ -100,6 +109,7 @@ class AudioFileSource : public AudioSource {
 
 	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; }
 
@@ -116,31 +126,31 @@ class AudioFileSource : public AudioSource {
 	
 	/* constructor to be called for existing external-to-session files */
 
-	AudioFileSource (Session&, std::string path, Flag flags);
+	AudioFileSource (Session&, Glib::ustring path, Flag flags);
 
 	/* constructor to be called for new in-session files */
 
-	AudioFileSource (Session&, std::string path, Flag flags,
+	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&);
+	AudioFileSource (Session&, const XMLNode&, bool must_exit = true);
 
-	int init (string idstr, bool must_exist);
+	int init (Glib::ustring idstr, bool must_exist);
 
-	string        _path;
+	Glib::ustring _path;
 	Flag          _flags;
-	string        _take_id;
+	Glib::ustring _take_id;
 	int64_t       timeline_position;
 	bool           file_is_new;
-	uint16_t       channel;
+	uint16_t      _channel;
 
 	bool          _is_embedded;
-	static bool determine_embeddedness(string path);
+	static bool determine_embeddedness(Glib::ustring path);
 
-	static string peak_dir;
-	static string search_path;
+	static Glib::ustring peak_dir;
+	static Glib::ustring search_path;
 
 	static char bwf_country_code[3];
 	static char bwf_organization_code[4];
@@ -151,7 +161,7 @@ class AudioFileSource : public AudioSource {
 	virtual void set_timeline_position (int64_t pos);
 	virtual void set_header_timeline_position () = 0;
 
-	bool find (std::string path, bool must_exist, bool& is_new);
+	bool find (Glib::ustring& path, bool must_exist, bool& is_new);
 	bool removable() const;
 	bool writable() const { return _flags & Writable; }
 };