X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fsndfilesource.h;h=3f63f1c59898b5f4c568a824938db1eef01f057d;hb=43f7813b248686bfa89600f91dccd83017dfe669;hp=d50dbad664082d87550c00fada3b588d6e9a5795;hpb=3b89d9eaa03406a5e03648f47734211f09b89d62;p=ardour.git

diff --git a/libs/ardour/ardour/sndfilesource.h b/libs/ardour/ardour/sndfilesource.h
index d50dbad664..3f63f1c598 100644
--- a/libs/ardour/ardour/sndfilesource.h
+++ b/libs/ardour/ardour/sndfilesource.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2006 Paul Davis 
+    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
@@ -17,39 +17,40 @@
 
 */
 
-#ifndef __sndfile_source_h__ 
+#ifndef __sndfile_source_h__
 #define __sndfile_source_h__
 
 #include <sndfile.h>
 
 #include "ardour/audiofilesource.h"
 #include "ardour/broadcast_info.h"
+#include "pbd/sndfile_manager.h"
 
 namespace ARDOUR {
 
 class SndFileSource : public AudioFileSource {
   public:
 	/** Constructor to be called for existing external-to-session files */
-	SndFileSource (Session&, const Glib::ustring& path, bool embedded, int chn, Flag flags);
+	SndFileSource (Session&, const std::string& path, int chn, Flag flags);
 
 	/* Constructor to be called for new in-session files */
-	SndFileSource (Session&, const Glib::ustring& path, bool embedded,
-			SampleFormat samp_format, HeaderFormat hdr_format, nframes_t rate, 
-			Flag flags = SndFileSource::default_writable_flags);
-		       
+	SndFileSource (Session&, const std::string& path, const std::string& origin,
+	               SampleFormat samp_format, HeaderFormat hdr_format, framecnt_t rate,
+	               Flag flags = SndFileSource::default_writable_flags);
+
 	/** Constructor to be called for existing in-session files */
 	SndFileSource (Session&, const XMLNode&);
 
 	~SndFileSource ();
 
 	float sample_rate () const;
-	int update_header (sframes_t when, struct tm&, time_t);
+	int update_header (framepos_t when, struct tm&, time_t);
 	int flush_header ();
 
-	sframes_t natural_position () const;
+	framepos_t natural_position () const;
 
-	sframes_t last_capture_start_frame() const;
-	void mark_capture_start (sframes_t);
+	framepos_t last_capture_start_frame() const;
+	void mark_capture_start (framepos_t);
 	void mark_capture_end ();
 	void clear_capture_marks();
 
@@ -57,47 +58,52 @@ class SndFileSource : public AudioFileSource {
 
 	bool one_of_several_channels () const;
 
-	static void setup_standard_crossfades (nframes_t sample_rate);
+	bool clamped_at_unity () const;
+
+	static void setup_standard_crossfades (Session const &, framecnt_t sample_rate);
 	static const Source::Flag default_writable_flags;
 
-	static int get_soundfile_info (const Glib::ustring& path, SoundFileInfo& _info, std::string& error_msg);
+	static int get_soundfile_info (const std::string& path, SoundFileInfo& _info, std::string& error_msg);
 
   protected:
+	void set_path (const std::string& p);
 	void set_header_timeline_position ();
 
-	nframes_t read_unlocked (Sample *dst, sframes_t start, nframes_t cnt) const;
-	nframes_t write_unlocked (Sample *dst, nframes_t cnt);
-
-	nframes_t write_float (Sample* data, sframes_t pos, nframes_t cnt);
+	framecnt_t read_unlocked (Sample *dst, framepos_t start, framecnt_t cnt) const;
+	framecnt_t write_unlocked (Sample *dst, framecnt_t cnt);
+	framecnt_t write_float (Sample* data, framepos_t pos, framecnt_t cnt);
 
   private:
-	SNDFILE *sf;
+	PBD::SndFileDescriptor* _descriptor;
 	SF_INFO _info;
 	BroadcastInfo *_broadcast_info;
 
 	void init_sndfile ();
 	int open();
-	int setup_broadcast_info (sframes_t when, struct tm&, time_t);
+	int setup_broadcast_info (framepos_t when, struct tm&, time_t);
+	void file_closed ();
 
 	/* destructive */
 
-	static nframes_t xfade_frames;
+	static framecnt_t xfade_frames;
 	static gain_t* out_coefficient;
 	static gain_t* in_coefficient;
 
 	bool          _capture_start;
 	bool          _capture_end;
-	sframes_t      capture_start_frame;
-	sframes_t      file_pos; // unit is frames
-	nframes_t      xfade_out_count;
-	nframes_t      xfade_in_count;
+	framepos_t     capture_start_frame;
+	framepos_t     file_pos; // unit is frames
+	framecnt_t     xfade_out_count;
+	framecnt_t     xfade_in_count;
 	Sample*        xfade_buf;
 
-	nframes_t crossfade (Sample* data, nframes_t cnt, int dir);
-	void set_timeline_position (int64_t);
-	nframes_t destructive_write_unlocked (Sample *dst, nframes_t cnt);
-	nframes_t nondestructive_write_unlocked (Sample *dst, nframes_t cnt);
+	framecnt_t crossfade (Sample* data, framecnt_t cnt, int dir);
+	void set_timeline_position (framepos_t);
+	framecnt_t destructive_write_unlocked (Sample *dst, framecnt_t cnt);
+	framecnt_t nondestructive_write_unlocked (Sample *dst, framecnt_t cnt);
 	void handle_header_position_change ();
+	PBD::ScopedConnection header_position_connection;
+	PBD::ScopedConnection file_manager_connection;
 };
 
 } // namespace ARDOUR