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| author | Robin Gareus <robin@gareus.org> | 2012-10-14 23:23:53 +0000 |
|---|---|---|
| committer | Robin Gareus <robin@gareus.org> | 2012-10-14 23:23:53 +0000 |
| commit | a6bc97add957ff42f3dd8ea14048dcbd444c035c (patch) | |
| tree | 9014ee68a87d25e5db46f7a781de0cb6c4805c1d /libs/ardour/ardour/slave.h | |
| parent | 3769c060f281fb23e8cb8de5ca6755b85f53602c (diff) | |
prepare reporting slave delta & MTC slave implementation
git-svn-id: svn://localhost/ardour2/branches/3.0@13276 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs/ardour/ardour/slave.h')
| -rw-r--r-- | libs/ardour/ardour/slave.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libs/ardour/ardour/slave.h b/libs/ardour/ardour/slave.h index 8f4ac1384b..85730e78b6 100644 --- a/libs/ardour/ardour/slave.h +++ b/libs/ardour/ardour/slave.h @@ -171,6 +171,12 @@ class Slave { * @return - whether ARDOUR should use the slave speed without any adjustments */ virtual bool give_slave_full_control_over_transport_speed() const { return false; } + + /** + * @return - current time-delta between engine and sync-source + */ + virtual std::string approximate_current_delta() const { return ""; } + }; /// We need this wrapper for testability, it's just too hard to mock up a session class @@ -255,6 +261,7 @@ class MTC_Slave : public TimecodeSlave { bool requires_seekahead () const { return true; } framecnt_t seekahead_distance() const; bool give_slave_full_control_over_transport_speed() const; + std::string approximate_current_delta() const; Timecode::TimecodeFormat apparent_timecode_format() const; std::string approximate_current_position() const; @@ -289,6 +296,7 @@ class MTC_Slave : public TimecodeSlave { Timecode::TimecodeFormat a3e_timecode; Timecode::Time timecode; bool printed_timecode_warning; + frameoffset_t current_delta; /* DLL - chase MTC */ double t0; ///< time at the beginning of the MTC quater frame |