add copyright comments
[ardour.git] / libs / ardour / audio_diskstream.cc
index 2ab7d9ec6521965f5042f91954b2d5adad8f845d..dc9f427e87bea04d5f13c081ac657214a5ba4619 100644 (file)
 #include "pbd/stateful_diff_command.h"
 
 #include "ardour/analyser.h"
-#include "ardour/ardour.h"
 #include "ardour/audio_buffer.h"
 #include "ardour/audio_diskstream.h"
 #include "ardour/audio_port.h"
 #include "ardour/audioengine.h"
 #include "ardour/audiofilesource.h"
-
 #include "ardour/audioplaylist.h"
 #include "ardour/audioregion.h"
 #include "ardour/butler.h"
-#include "ardour/configuration.h"
-#include "ardour/cycle_timer.h"
 #include "ardour/debug.h"
 #include "ardour/io.h"
 #include "ardour/playlist_factory.h"
 #include "ardour/region_factory.h"
-#include "ardour/send.h"
 #include "ardour/session.h"
+#include "ardour/session_playlists.h"
 #include "ardour/source_factory.h"
 #include "ardour/track.h"
+#include "ardour/types.h"
 #include "ardour/utils.h"
-#include "ardour/session_playlists.h"
-#include "ardour/route.h"
 
 #include "i18n.h"
 #include <locale.h>
@@ -156,7 +151,7 @@ void
 AudioDiskstream::non_realtime_input_change ()
 {
        {
-               Glib::Mutex::Lock lm (state_lock);
+               Glib::Threads::Mutex::Lock lm (state_lock);
 
                if (input_change_pending.type == IOChange::NoChange) {
                        return;
@@ -435,7 +430,7 @@ AudioDiskstream::process (framepos_t transport_frame, pframes_t nframes, framecn
                return 0;
        }
 
-       Glib::Mutex::Lock sm (state_lock, Glib::TRY_LOCK);
+       Glib::Threads::Mutex::Lock sm (state_lock, Glib::Threads::TRY_LOCK);
 
        if (!sm.locked()) {
                return 1;
@@ -457,7 +452,7 @@ AudioDiskstream::process (framepos_t transport_frame, pframes_t nframes, framecn
 
        if (record_enabled()) {
 
-               OverlapType ot = coverage (first_recordable_frame, last_recordable_frame, transport_frame, transport_frame + nframes);
+               Evoral::OverlapType ot = Evoral::coverage (first_recordable_frame, last_recordable_frame, transport_frame, transport_frame + nframes);
                calculate_record_range (ot, transport_frame, nframes, rec_nframes, rec_offset);
 
                if (rec_nframes && !was_recording) {
@@ -583,7 +578,7 @@ AudioDiskstream::process (framepos_t transport_frame, pframes_t nframes, framecn
                /* no varispeed playback if we're recording, because the output .... TBD */
 
                if (rec_nframes == 0 && _actual_speed != 1.0f) {
-                       necessary_samples = (framecnt_t) floor ((nframes * fabs (_actual_speed))) + 1;
+                       necessary_samples = (framecnt_t) ceil ((nframes * fabs (_actual_speed))) + 2;
                } else {
                        necessary_samples = nframes;
                }
@@ -623,6 +618,8 @@ AudioDiskstream::process (framepos_t transport_frame, pframes_t nframes, framecn
                                           as our current_playback_buffer.
                                        */
 
+                                       assert(wrap_buffer_size >= necessary_samples);
+
                                        /* Copy buf[0] from playback_buf */
                                        memcpy ((char *) chaninfo->playback_wrap_buffer,
                                                        chaninfo->playback_vector.buf[0],
@@ -817,7 +814,7 @@ AudioDiskstream::seek (framepos_t frame, bool complete_refill)
        ChannelList::iterator chan;
        boost::shared_ptr<ChannelList> c = channels.reader();
 
-       Glib::Mutex::Lock lm (state_lock);
+       Glib::Threads::Mutex::Lock lm (state_lock);
 
        for (n = 0, chan = c->begin(); chan != c->end(); ++chan, ++n) {
                (*chan)->playback_buf->reset ();
@@ -1384,7 +1381,7 @@ AudioDiskstream::transport_stopped_wallclock (struct tm& when, time_t twhen, boo
        }
 
        /* XXX is there anything we can do if err != 0 ? */
-       Glib::Mutex::Lock lm (capture_info_lock);
+       Glib::Threads::Mutex::Lock lm (capture_info_lock);
 
        if (capture_info.empty()) {
                return;
@@ -1481,6 +1478,7 @@ AudioDiskstream::transport_stopped_wallclock (struct tm& when, time_t twhen, boo
                // cerr << _name << ": there are " << capture_info.size() << " capture_info records\n";
 
                _playlist->clear_changes ();
+               _playlist->set_capture_insertion_in_progress (true);
                _playlist->freeze ();
 
                for (buffer_position = c->front()->write_source->last_capture_start_frame(), ci = capture_info.begin(); ci != capture_info.end(); ++ci) {
@@ -1511,21 +1509,15 @@ AudioDiskstream::transport_stopped_wallclock (struct tm& when, time_t twhen, boo
 
                        i_am_the_modifier++;
 
-                       if (_playlist->explicit_relayering()) {
-                               /* We are in `explicit relayering' mode, so we must specify which layer this new region
-                                  should end up on.  Put it at the top.
-                               */
-                               region->set_layer (_playlist->top_layer() + 1);
-                               region->set_pending_explicit_relayer (true);
-                       }
-
                        _playlist->add_region (region, (*ci)->start, 1, non_layered());
+                       _playlist->set_layer (region, DBL_MAX);
                        i_am_the_modifier--;
 
                        buffer_position += (*ci)->frames;
                }
 
                _playlist->thaw ();
+               _playlist->set_capture_insertion_in_progress (false);
                _session.add_command (new StatefulDiffCommand (_playlist));
        }
 
@@ -1671,22 +1663,33 @@ AudioDiskstream::set_record_enabled (bool yn)
                } else {
                        disengage_record_enable ();
                }
+
+               RecordEnableChanged (); /* EMIT SIGNAL */
        }
 }
 
-void
-AudioDiskstream::engage_record_enable ()
+bool
+AudioDiskstream::prep_record_enable ()
 {
+       if (!recordable() || !_session.record_enabling_legal() || _io->n_ports().n_audio() == 0) {
+               return false;
+       }
+
+       /* can't rec-enable in destructive mode if transport is before start */
+
+       if (destructive() && _session.transport_frame() < _session.current_start_frame()) {
+               return false;
+       }
+
        bool rolling = _session.transport_speed() != 0.0f;
        boost::shared_ptr<ChannelList> c = channels.reader();
 
-       g_atomic_int_set (&_record_enabled, 1);
        capturing_sources.clear ();
 
        if (Config->get_monitoring_model() == HardwareMonitoring) {
 
                for (ChannelList::iterator chan = c->begin(); chan != c->end(); ++chan) {
-                       (*chan)->source.ensure_monitor_input (!(_session.config.get_auto_input() && rolling));
+                       (*chan)->source.request_jack_monitors_input (!(_session.config.get_auto_input() && rolling));
                        capturing_sources.push_back ((*chan)->write_source);
                        (*chan)->write_source->mark_streaming_write_started ();
                }
@@ -1698,21 +1701,21 @@ AudioDiskstream::engage_record_enable ()
                }
        }
 
-       RecordEnableChanged (); /* EMIT SIGNAL */
+       return true;
 }
 
-void
-AudioDiskstream::disengage_record_enable ()
+bool
+AudioDiskstream::prep_record_disable ()
 {
-       g_atomic_int_set (&_record_enabled, 0);
        boost::shared_ptr<ChannelList> c = channels.reader();
        if (Config->get_monitoring_model() == HardwareMonitoring) {
                for (ChannelList::iterator chan = c->begin(); chan != c->end(); ++chan) {
-                       (*chan)->source.ensure_monitor_input (false);
+                       (*chan)->source.request_jack_monitors_input (false);
                }
        }
        capturing_sources.clear ();
-       RecordEnableChanged (); /* EMIT SIGNAL */
+
+       return true;
 }
 
 XMLNode&
@@ -1951,7 +1954,7 @@ AudioDiskstream::allocate_temporary_buffers ()
        */
 
        double const sp = max (fabsf (_actual_speed), 1.2f);
-       framecnt_t required_wrap_size = (framecnt_t) floor (_session.get_block_size() * sp) + 1;
+       framecnt_t required_wrap_size = (framecnt_t) ceil (_session.get_block_size() * sp) + 2;
 
        if (required_wrap_size > wrap_buffer_size) {
 
@@ -1973,12 +1976,12 @@ AudioDiskstream::allocate_temporary_buffers ()
 }
 
 void
-AudioDiskstream::monitor_input (bool yn)
+AudioDiskstream::request_jack_monitors_input (bool yn)
 {
        boost::shared_ptr<ChannelList> c = channels.reader();
 
        for (ChannelList::iterator chan = c->begin(); chan != c->end(); ++chan) {
-               (*chan)->source.ensure_monitor_input (yn);
+               (*chan)->source.request_jack_monitors_input (yn);
        }
 }
 
@@ -2301,13 +2304,13 @@ AudioDiskstream::ChannelSource::is_physical () const
 }
 
 void
-AudioDiskstream::ChannelSource::ensure_monitor_input (bool yn) const
+AudioDiskstream::ChannelSource::request_jack_monitors_input (bool yn) const
 {
        if (name.empty()) {
                return;
        }
 
-       return AudioEngine::instance()->ensure_monitor_input (name, yn);
+       return AudioEngine::instance()->request_jack_monitors_input (name, yn);
 }
 
 AudioDiskstream::ChannelInfo::ChannelInfo (framecnt_t playback_bufsize, framecnt_t capture_bufsize, framecnt_t speed_size, framecnt_t wrap_size)