}
void
-MTC_Slave::update_mtc_qtr (Parser& /*p*/, int which_qtr, nframes_t now)
+MTC_Slave::update_mtc_qtr (Parser& /*p*/, int which_qtr, framepos_t now)
{
DEBUG_TRACE (DEBUG::MTC, string_compose ("qtr frame %1 at %2\n", which_qtr, now));
maybe_reset ();
}
void
-MTC_Slave::update_mtc_time (const byte *msg, bool was_full, nframes_t now)
+MTC_Slave::update_mtc_time (const byte *msg, bool was_full, framepos_t now)
{
/* "now" can be zero if this is called from a context where we do not have or do not want
to use a timestamp indicating when this MTC time was received. example: when we received
* its not the average, but we will assign it to current.speed below
*/
- static nframes64_t last_seen_timestamp = 0;
- static nframes64_t last_seen_position = 0;
+ static framepos_t last_seen_timestamp = 0;
+ static framepos_t last_seen_position = 0;
if ((now - last_seen_timestamp) < 300) {
mtc_frame = (mtc_frame + last_seen_position)/2;
/* Non-PiC
*/
- nframes64_t time_delta = (now - last_mtc_timestamp);
+ framepos_t time_delta = (now - last_mtc_timestamp);
if (time_delta != 0) {
double apparent_speed = (mtc_frame - last_mtc_frame) / (double) (time_delta);
}
bool
-MTC_Slave::speed_and_position (double& speed, nframes64_t& pos)
+MTC_Slave::speed_and_position (double& speed, framepos_t& pos)
{
- nframes64_t now = session.engine().frame_time();
+ framepos_t now = session.engine().frame_time();
SafeTime last;
- nframes_t elapsed;
+ framecnt_t elapsed;
bool in_control = false;
read_current (&last);
if (give_slave_full_control_over_transport_speed()) {
in_control = (session.slave_state() == Session::Running);
- nframes64_t pic_want_locate = 0;
- //nframes64_t slave_pos = session.audible_frame();
- nframes64_t slave_pos = session.transport_frame();
+ framepos_t pic_want_locate = 0;
+ //framepos_t slave_pos = session.audible_frame();
+ framepos_t slave_pos = session.transport_frame();
static double average_speed = 0;
- nframes64_t ref_now = session.engine().frame_time_at_cycle_start();
+ framepos_t ref_now = session.engine().frame_time_at_cycle_start();
average_speed = pic->get_ratio (last.timestamp, last.position, ref_now, slave_pos, in_control, session.engine().frames_per_cycle());
pic_want_locate = pic->want_locate();
/* scale elapsed time by the current MTC speed */
if (last.timestamp && (now > last.timestamp)) {
- elapsed = (nframes_t) floor (last.speed * (now - last.timestamp));
+ elapsed = (framecnt_t) floor (last.speed * (now - last.timestamp));
DEBUG_TRACE (DEBUG::MTC, string_compose ("last timecode received @ %1, now = %2, elapsed frames = %3 w/speed= %4\n",
last.timestamp, now, elapsed, last.speed));
} else {
return true;
}
-ARDOUR::nframes_t
-MTC_Slave::resolution() const
+ARDOUR::framecnt_t
+MTC_Slave::resolution () const
{
- return (nframes_t) session.frames_per_timecode_frame();
+ return (framecnt_t) session.frames_per_timecode_frame();
}
void
}
void
-MTC_Slave::reset_window (nframes64_t root)
+MTC_Slave::reset_window (framepos_t root)
{
/* if we're waiting for the master to catch us after seeking ahead, keep the window
case MTC_Backward:
if (session.slave_state() == Session::Running) {
- nframes_t d = session.frames_per_timecode_frame() * frame_tolerance;
+ framecnt_t const d = session.frames_per_timecode_frame() * frame_tolerance;
if (root > d) {
window_begin = root - d;
window_end = root;
window_begin = 0;
}
} else {
- nframes_t d = seekahead_distance ();
+ framecnt_t const d = seekahead_distance ();
if (root > d) {
window_begin = root - d;
} else {
DEBUG_TRACE (DEBUG::MTC, string_compose ("legal MTC window now %1 .. %2\n", window_begin, window_end));
}
-nframes64_t
+ARDOUR::framecnt_t
MTC_Slave::seekahead_distance () const
{
/* 1 second */
}
bool
-MTC_Slave::outside_window (nframes64_t pos) const
+MTC_Slave::outside_window (framepos_t pos) const
{
return ((pos < window_begin) || (pos > window_end));
}