/*
- Copyright (C) 2000-2001 Paul Davis
+ Copyright (C) 2000-2006 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
#include <sigc++/bind.h>
#include <sigc++/class_slot.h>
+#include <glibmm/thread.h>
+
#include <pbd/basename.h>
-#include <pbd/lockmonitor.h>
#include <pbd/xml++.h>
+#include <pbd/stacktrace.h>
#include <ardour/audioregion.h>
#include <ardour/session.h>
#include <ardour/dB.h>
#include <ardour/playlist.h>
#include <ardour/audiofilter.h>
+#include <ardour/audiofilesource.h>
+#include <ardour/destructive_filesource.h>
#include "i18n.h"
#include <locale.h>
/* a Session will reset these to its chosen defaults by calling AudioRegion::set_default_fade() */
-Change AudioRegion::FadeInChanged = ARDOUR::new_change();
-Change AudioRegion::FadeOutChanged = ARDOUR::new_change();
-Change AudioRegion::FadeInActiveChanged = ARDOUR::new_change();
-Change AudioRegion::FadeOutActiveChanged = ARDOUR::new_change();
+Change AudioRegion::FadeInChanged = ARDOUR::new_change();
+Change AudioRegion::FadeOutChanged = ARDOUR::new_change();
+Change AudioRegion::FadeInActiveChanged = ARDOUR::new_change();
+Change AudioRegion::FadeOutActiveChanged = ARDOUR::new_change();
Change AudioRegion::EnvelopeActiveChanged = ARDOUR::new_change();
Change AudioRegion::ScaleAmplitudeChanged = ARDOUR::new_change();
-Change AudioRegion::EnvelopeChanged = ARDOUR::new_change();
-
-AudioRegionState::AudioRegionState (string why)
- : RegionState (why),
- _fade_in (0.0, 2.0, 1.0, false),
- _fade_out (0.0, 2.0, 1.0, false),
- _envelope (0.0, 2.0, 1.0, false)
-{
-}
+Change AudioRegion::EnvelopeChanged = ARDOUR::new_change();
-AudioRegion::AudioRegion (Source& src, jack_nframes_t start, jack_nframes_t length, bool announce)
- : Region (start, length, PBD::basename_nosuffix(src.name()), 0, Region::Flag(Region::DefaultFlags|Region::External)),
+/** Basic AudioRegion constructor (one channel) */
+AudioRegion::AudioRegion (boost::shared_ptr<AudioSource> src, nframes_t start, nframes_t length)
+ : Region (src, start, length, PBD::basename_nosuffix(src->name()), DataType::AUDIO, 0, Region::Flag(Region::DefaultFlags|Region::External)),
_fade_in (0.0, 2.0, 1.0, false),
_fade_out (0.0, 2.0, 1.0, false),
_envelope (0.0, 2.0, 1.0, false)
{
- /* basic AudioRegion constructor */
-
- sources.push_back (&src);
- master_sources.push_back (&src);
- src.GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
+ boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource> (src);
+ if (afs) {
+ afs->HeaderPositionOffsetChanged.connect (mem_fun (*this, &AudioRegion::source_offset_changed));
+ }
_scale_amplitude = 1.0;
set_default_fades ();
set_default_envelope ();
- save_state ("initial state");
_envelope.StateChanged.connect (mem_fun (*this, &AudioRegion::envelope_changed));
-
- if (announce) {
- CheckNewRegion (this); /* EMIT SIGNAL */
- }
}
-AudioRegion::AudioRegion (Source& src, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t layer, Flag flags, bool announce)
- : Region (start, length, name, layer, flags),
- _fade_in (0.0, 2.0, 1.0, false),
- _fade_out (0.0, 2.0, 1.0, false),
- _envelope (0.0, 2.0, 1.0, false)
+/* Basic AudioRegion constructor (one channel) */
+AudioRegion::AudioRegion (boost::shared_ptr<AudioSource> src, nframes_t start, nframes_t length, const string& name, layer_t layer, Flag flags)
+ : Region (src, start, length, name, DataType::AUDIO, layer, flags)
+ , _fade_in (0.0, 2.0, 1.0, false)
+ , _fade_out (0.0, 2.0, 1.0, false)
+ , _envelope (0.0, 2.0, 1.0, false)
{
- /* basic AudioRegion constructor */
-
- sources.push_back (&src);
- master_sources.push_back (&src);
- src.GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
+ boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource> (src);
+ if (afs) {
+ afs->HeaderPositionOffsetChanged.connect (mem_fun (*this, &AudioRegion::source_offset_changed));
+ }
_scale_amplitude = 1.0;
set_default_fades ();
set_default_envelope ();
- save_state ("initial state");
_envelope.StateChanged.connect (mem_fun (*this, &AudioRegion::envelope_changed));
-
- if (announce) {
- CheckNewRegion (this); /* EMIT SIGNAL */
- }
}
-AudioRegion::AudioRegion (SourceList& srcs, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t layer, Flag flags, bool announce)
- : Region (start, length, name, layer, flags),
- _fade_in (0.0, 2.0, 1.0, false),
- _fade_out (0.0, 2.0, 1.0, false),
- _envelope (0.0, 2.0, 1.0, false)
+/* Basic AudioRegion constructor (many channels) */
+AudioRegion::AudioRegion (SourceList& srcs, nframes_t start, nframes_t length, const string& name, layer_t layer, Flag flags)
+ : Region (srcs, start, length, name, DataType::AUDIO, layer, flags)
+ , _fade_in (0.0, 2.0, 1.0, false)
+ , _fade_out (0.0, 2.0, 1.0, false)
+ , _envelope (0.0, 2.0, 1.0, false)
{
- /* basic AudioRegion constructor */
-
- for (SourceList::iterator i=srcs.begin(); i != srcs.end(); ++i) {
- sources.push_back (*i);
- master_sources.push_back (*i);
-
- (*i)->GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
- }
-
_scale_amplitude = 1.0;
set_default_fades ();
set_default_envelope ();
- save_state ("initial state");
_envelope.StateChanged.connect (mem_fun (*this, &AudioRegion::envelope_changed));
-
- if (announce) {
- CheckNewRegion (this); /* EMIT SIGNAL */
- }
}
-AudioRegion::AudioRegion (const AudioRegion& other, jack_nframes_t offset, jack_nframes_t length, const string& name, layer_t layer, Flag flags, bool announce)
+/** Create a new AudioRegion, that is part of an existing one */
+AudioRegion::AudioRegion (boost::shared_ptr<const AudioRegion> other, nframes_t offset, nframes_t length, const string& name, layer_t layer, Flag flags)
: Region (other, offset, length, name, layer, flags),
- _fade_in (other._fade_in),
- _fade_out (other._fade_out),
- _envelope (other._envelope, (double) offset, (double) offset + length)
+ _fade_in (other->_fade_in),
+ _fade_out (other->_fade_out),
+ _envelope (other->_envelope, (double) offset, (double) offset + length)
{
- /* create a new AudioRegion, that is part of an existing one */
-
- set<Source*> unique_srcs;
-
- for (SourceList::const_iterator i= other.sources.begin(); i != other.sources.end(); ++i) {
- sources.push_back (*i);
- (*i)->GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
- unique_srcs.insert (*i);
- }
-
- for (SourceList::const_iterator i = other.master_sources.begin(); i != other.master_sources.end(); ++i) {
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
- }
- master_sources.push_back (*i);
- }
-
/* return to default fades if the existing ones are too long */
+ _fade_in_disabled = 0;
+ _fade_out_disabled = 0;
+
if (_flags & LeftOfSplit) {
if (_fade_in.back()->when >= _length) {
set_default_fade_in ();
+ } else {
+ _fade_in_disabled = other->_fade_in_disabled;
}
set_default_fade_out ();
- _flags = Flag (_flags & ~Region::RightOfSplit);
+ _flags = Flag (_flags & ~Region::LeftOfSplit);
}
if (_flags & RightOfSplit) {
if (_fade_out.back()->when >= _length) {
set_default_fade_out ();
+ } else {
+ _fade_out_disabled = other->_fade_out_disabled;
}
set_default_fade_in ();
- _flags = Flag (_flags & ~Region::LeftOfSplit);
+ _flags = Flag (_flags & ~Region::RightOfSplit);
}
- _scale_amplitude = other._scale_amplitude;
-
- _fade_in_disabled = 0;
- _fade_out_disabled = 0;
-
- save_state ("initial state");
+ _scale_amplitude = other->_scale_amplitude;
_envelope.StateChanged.connect (mem_fun (*this, &AudioRegion::envelope_changed));
-
- if (announce) {
- CheckNewRegion (this); /* EMIT SIGNAL */
- }
+
+ assert(_type == DataType::AUDIO);
}
-AudioRegion::AudioRegion (const AudioRegion &other)
+AudioRegion::AudioRegion (boost::shared_ptr<const AudioRegion> other)
: Region (other),
- _fade_in (other._fade_in),
- _fade_out (other._fade_out),
- _envelope (other._envelope)
+ _fade_in (other->_fade_in),
+ _fade_out (other->_fade_out),
+ _envelope (other->_envelope)
{
- /* Pure copy constructor */
-
- set<Source*> unique_srcs;
-
- for (SourceList::const_iterator i = other.sources.begin(); i != other.sources.end(); ++i) {
- sources.push_back (*i);
- (*i)->GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
- unique_srcs.insert (*i);
- }
-
- for (SourceList::const_iterator i = other.master_sources.begin(); i != other.master_sources.end(); ++i) {
- master_sources.push_back (*i);
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
- }
- }
-
- _scale_amplitude = other._scale_amplitude;
- _envelope = other._envelope;
+ _scale_amplitude = other->_scale_amplitude;
+ _envelope = other->_envelope;
_fade_in_disabled = 0;
_fade_out_disabled = 0;
- save_state ("initial state");
-
_envelope.StateChanged.connect (mem_fun (*this, &AudioRegion::envelope_changed));
- /* NOTE: no CheckNewRegion signal emitted here. This is the copy constructor */
+ assert(_type == DataType::AUDIO);
}
-AudioRegion::AudioRegion (Source& src, const XMLNode& node)
- : Region (node),
- _fade_in (0.0, 2.0, 1.0, false),
- _fade_out (0.0, 2.0, 1.0, false),
- _envelope (0.0, 2.0, 1.0, false)
+AudioRegion::AudioRegion (boost::shared_ptr<AudioSource> src, const XMLNode& node)
+ : Region (src, node)
+ , _fade_in (0.0, 2.0, 1.0, false)
+ , _fade_out (0.0, 2.0, 1.0, false)
+ , _envelope (0.0, 2.0, 1.0, false)
{
- sources.push_back (&src);
- master_sources.push_back (&src);
- src.GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
+ boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource> (src);
+ if (afs) {
+ afs->HeaderPositionOffsetChanged.connect (mem_fun (*this, &AudioRegion::source_offset_changed));
+ }
set_default_fades ();
throw failed_constructor();
}
- save_state ("initial state");
-
_envelope.StateChanged.connect (mem_fun (*this, &AudioRegion::envelope_changed));
- CheckNewRegion (this); /* EMIT SIGNAL */
+ assert(_type == DataType::AUDIO);
}
AudioRegion::AudioRegion (SourceList& srcs, const XMLNode& node)
- : Region (node),
+ : Region (srcs, node),
_fade_in (0.0, 2.0, 1.0, false),
_fade_out (0.0, 2.0, 1.0, false),
_envelope (0.0, 2.0, 1.0, false)
{
- /* basic AudioRegion constructor */
-
- set<Source*> unique_srcs;
-
- for (SourceList::iterator i=srcs.begin(); i != srcs.end(); ++i) {
- sources.push_back (*i);
- (*i)->GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
- unique_srcs.insert (*i);
- }
-
- for (SourceList::iterator i = srcs.begin(); i != srcs.end(); ++i) {
- master_sources.push_back (*i);
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->GoingAway.connect (mem_fun (*this, &AudioRegion::source_deleted));
- }
- }
-
set_default_fades ();
_scale_amplitude = 1.0;
throw failed_constructor();
}
- save_state ("initial state");
-
_envelope.StateChanged.connect (mem_fun (*this, &AudioRegion::envelope_changed));
- CheckNewRegion (this); /* EMIT SIGNAL */
+ assert(_type == DataType::AUDIO);
}
AudioRegion::~AudioRegion ()
{
- GoingAway (this);
-}
-
-StateManager::State*
-AudioRegion::state_factory (std::string why) const
-{
- AudioRegionState* state = new AudioRegionState (why);
-
- Region::store_state (*state);
-
- state->_fade_in = _fade_in;
- state->_fade_out = _fade_out;
- state->_envelope = _envelope;
- state->_scale_amplitude = _scale_amplitude;
- state->_fade_in_disabled = _fade_in_disabled;
- state->_fade_out_disabled = _fade_out_disabled;
-
- return state;
-}
-
-Change
-AudioRegion::restore_state (StateManager::State& sstate)
-{
- AudioRegionState* state = dynamic_cast<AudioRegionState*> (&sstate);
-
- Change what_changed = Region::restore_and_return_flags (*state);
-
- if (_flags != Flag (state->_flags)) {
-
- uint32_t old_flags = _flags;
-
- _flags = Flag (state->_flags);
-
- if ((old_flags ^ state->_flags) & EnvelopeActive) {
- what_changed = Change (what_changed|EnvelopeActiveChanged);
- }
- }
-
- if (!(_fade_in == state->_fade_in)) {
- _fade_in = state->_fade_in;
- what_changed = Change (what_changed|FadeInChanged);
- }
-
- if (!(_fade_out == state->_fade_out)) {
- _fade_out = state->_fade_out;
- what_changed = Change (what_changed|FadeOutChanged);
- }
-
- if (_scale_amplitude != state->_scale_amplitude) {
- _scale_amplitude = state->_scale_amplitude;
- what_changed = Change (what_changed|ScaleAmplitudeChanged);
- }
-
- if (_fade_in_disabled != state->_fade_in_disabled) {
- if (_fade_in_disabled == 0 && state->_fade_in_disabled) {
- set_fade_in_active (false);
- } if (_fade_in_disabled && state->_fade_in_disabled == 0) {
- set_fade_in_active (true);
- }
- _fade_in_disabled = state->_fade_in_disabled;
- }
-
- if (_fade_out_disabled != state->_fade_out_disabled) {
- if (_fade_out_disabled == 0 && state->_fade_out_disabled) {
- set_fade_out_active (false);
- } if (_fade_out_disabled && state->_fade_out_disabled == 0) {
- set_fade_out_active (true);
- }
- _fade_out_disabled = state->_fade_out_disabled;
- }
-
- /* XXX need a way to test stored state versus current for envelopes */
-
- _envelope = state->_envelope;
- what_changed = Change (what_changed);
-
- return what_changed;
-}
-
-UndoAction
-AudioRegion::get_memento() const
-{
- return sigc::bind (mem_fun (*(const_cast<AudioRegion *> (this)), &StateManager::use_state), _current_state_id);
+ cerr << "====== " << _name << " DESTRUCTOR @ " << this << endl;
+ notify_callbacks ();
+ GoingAway (); /* EMIT SIGNAL */
}
-bool
-AudioRegion::verify_length (jack_nframes_t len)
-{
- for (uint32_t n=0; n < sources.size(); ++n) {
- if (_start > sources[n]->length() - len) {
- return false;
- }
- }
- return true;
-}
-
-bool
-AudioRegion::verify_start_and_length (jack_nframes_t new_start, jack_nframes_t new_length)
-{
- for (uint32_t n=0; n < sources.size(); ++n) {
- if (new_length > sources[n]->length() - new_start) {
- return false;
- }
- }
- return true;
-}
-bool
-AudioRegion::verify_start (jack_nframes_t pos)
-{
- for (uint32_t n=0; n < sources.size(); ++n) {
- if (pos > sources[n]->length() - _length) {
- return false;
- }
- }
- return true;
-}
-
-bool
-AudioRegion::verify_start_mutable (jack_nframes_t& new_start)
-{
- for (uint32_t n=0; n < sources.size(); ++n) {
- if (new_start > sources[n]->length() - _length) {
- new_start = sources[n]->length() - _length;
- }
- }
- return true;
-}
void
AudioRegion::set_envelope_active (bool yn)
{
snprintf (buf, sizeof (buf), "envelope off");
_flags = Flag (_flags & ~EnvelopeActive);
}
- if (!_frozen) {
- save_state (buf);
- }
send_change (EnvelopeActiveChanged);
-
}
}
-jack_nframes_t
-AudioRegion::read_peaks (PeakData *buf, jack_nframes_t npeaks, jack_nframes_t offset, jack_nframes_t cnt, uint32_t chan_n, double samples_per_unit) const
+ARDOUR::nframes_t
+AudioRegion::read_peaks (PeakData *buf, nframes_t npeaks, nframes_t offset, nframes_t cnt, uint32_t chan_n, double samples_per_unit) const
{
- if (chan_n >= sources.size()) {
+ if (chan_n >= _sources.size()) {
return 0;
}
- if (sources[chan_n]->read_peaks (buf, npeaks, offset, cnt, samples_per_unit)) {
+ if (audio_source(chan_n)->read_peaks (buf, npeaks, offset, cnt, samples_per_unit)) {
return 0;
} else {
if (_scale_amplitude != 1.0) {
- for (jack_nframes_t n = 0; n < npeaks; ++n) {
+ for (nframes_t n = 0; n < npeaks; ++n) {
buf[n].max *= _scale_amplitude;
buf[n].min *= _scale_amplitude;
}
}
}
-jack_nframes_t
-AudioRegion::read_at (Sample *buf, Sample *mixdown_buffer, float *gain_buffer, jack_nframes_t position,
- jack_nframes_t cnt,
- uint32_t chan_n, jack_nframes_t read_frames, jack_nframes_t skip_frames) const
+ARDOUR::nframes_t
+AudioRegion::read_at (Sample *buf, Sample *mixdown_buffer, float *gain_buffer, nframes_t position,
+ nframes_t cnt,
+ uint32_t chan_n, nframes_t read_frames, nframes_t skip_frames) const
{
- return _read_at (sources, buf, mixdown_buffer, gain_buffer, position, cnt, chan_n, read_frames, skip_frames);
+ return _read_at (_sources, buf, mixdown_buffer, gain_buffer, position, cnt, chan_n, read_frames, skip_frames);
}
-jack_nframes_t
-AudioRegion::master_read_at (Sample *buf, Sample *mixdown_buffer, float *gain_buffer, jack_nframes_t position,
- jack_nframes_t cnt, uint32_t chan_n) const
+ARDOUR::nframes_t
+AudioRegion::master_read_at (Sample *buf, Sample *mixdown_buffer, float *gain_buffer, nframes_t position,
+ nframes_t cnt, uint32_t chan_n) const
{
- return _read_at (master_sources, buf, mixdown_buffer, gain_buffer, position, cnt, chan_n, 0, 0);
+ return _read_at (_master_sources, buf, mixdown_buffer, gain_buffer, position, cnt, chan_n, 0, 0);
}
-jack_nframes_t
-AudioRegion::_read_at (const SourceList& srcs, Sample *buf, Sample *mixdown_buffer, float *gain_buffer,
- jack_nframes_t position, jack_nframes_t cnt,
- uint32_t chan_n, jack_nframes_t read_frames, jack_nframes_t skip_frames) const
+ARDOUR::nframes_t
+AudioRegion::_read_at (const SourceList& srcs, Sample *buf, Sample *mixdown_buffer, float *gain_buffer,
+ nframes_t position, nframes_t cnt,
+ uint32_t chan_n, nframes_t read_frames, nframes_t skip_frames) const
{
- jack_nframes_t internal_offset;
- jack_nframes_t buf_offset;
- jack_nframes_t to_read;
-
+ //cerr << _name << "._read_at(" << position << ") - " << _position << endl;
+
+ nframes_t internal_offset;
+ nframes_t buf_offset;
+ nframes_t to_read;
+
/* precondition: caller has verified that we cover the desired section */
- if (chan_n >= sources.size()) {
+ if (chan_n >= _sources.size()) {
return 0; /* read nothing */
}
if (internal_offset >= _length) {
return 0; /* read nothing */
}
-
if ((to_read = min (cnt, _length - internal_offset)) == 0) {
return 0; /* read nothing */
_read_data_count = 0;
- if (srcs[chan_n]->read (mixdown_buffer, _start + internal_offset, to_read) != to_read) {
+ boost::shared_ptr<AudioSource> src = audio_source(chan_n);
+ if (src->read (mixdown_buffer, _start + internal_offset, to_read) != to_read) {
return 0; /* "read nothing" */
}
- _read_data_count += srcs[chan_n]->read_data_count();
+ _read_data_count += src->read_data_count();
/* fade in */
if (_flags & FadeIn) {
- jack_nframes_t fade_in_length = (jack_nframes_t) _fade_in.back()->when;
+ nframes_t fade_in_length = (nframes_t) _fade_in.back()->when;
/* see if this read is within the fade in */
if (internal_offset < fade_in_length) {
- jack_nframes_t limit;
+ nframes_t limit;
limit = min (to_read, fade_in_length - internal_offset);
_fade_in.get_vector (internal_offset, internal_offset+limit, gain_buffer, limit);
- for (jack_nframes_t n = 0; n < limit; ++n) {
+ for (nframes_t n = 0; n < limit; ++n) {
mixdown_buffer[n] *= gain_buffer[n];
}
}
if (_flags & FadeOut) {
-
-
-
/* see if some part of this read is within the fade out */
/* ................. >| REGION
*/
- jack_nframes_t fade_out_length = (jack_nframes_t) _fade_out.back()->when;
- jack_nframes_t fade_interval_start = max(internal_offset, _length-fade_out_length);
- jack_nframes_t fade_interval_end = min(internal_offset + to_read, _length);
+ nframes_t fade_out_length = (nframes_t) _fade_out.back()->when;
+ nframes_t fade_interval_start = max(internal_offset, _length-fade_out_length);
+ nframes_t fade_interval_end = min(internal_offset + to_read, _length);
if (fade_interval_end > fade_interval_start) {
/* (part of the) the fade out is in this buffer */
- jack_nframes_t limit = fade_interval_end - fade_interval_start;
- jack_nframes_t curve_offset = fade_interval_start - (_length-fade_out_length);
- jack_nframes_t fade_offset = fade_interval_start - internal_offset;
+ nframes_t limit = fade_interval_end - fade_interval_start;
+ nframes_t curve_offset = fade_interval_start - (_length-fade_out_length);
+ nframes_t fade_offset = fade_interval_start - internal_offset;
_fade_out.get_vector (curve_offset,curve_offset+limit, gain_buffer, limit);
- for (jack_nframes_t n = 0, m = fade_offset; n < limit; ++n, ++m) {
+ for (nframes_t n = 0, m = fade_offset; n < limit; ++n, ++m) {
mixdown_buffer[m] *= gain_buffer[n];
}
}
_envelope.get_vector (internal_offset, internal_offset + to_read, gain_buffer, to_read);
if (_scale_amplitude != 1.0f) {
- for (jack_nframes_t n = 0; n < to_read; ++n) {
+ for (nframes_t n = 0; n < to_read; ++n) {
mixdown_buffer[n] *= gain_buffer[n] * _scale_amplitude;
}
} else {
- for (jack_nframes_t n = 0; n < to_read; ++n) {
+ for (nframes_t n = 0; n < to_read; ++n) {
mixdown_buffer[n] *= gain_buffer[n];
}
}
buf += buf_offset;
- for (jack_nframes_t n = 0; n < to_read; ++n) {
+ for (nframes_t n = 0; n < to_read; ++n) {
buf[n] += mixdown_buffer[n];
}
}
return to_read;
}
-XMLNode&
-AudioRegion::get_state ()
-{
- return state (true);
-}
-
XMLNode&
AudioRegion::state (bool full)
{
snprintf (buf, sizeof (buf), "0x%x", (int) _flags);
node.add_property ("flags", buf);
- snprintf (buf, sizeof(buf), "%f", _scale_amplitude);
+ snprintf (buf, sizeof(buf), "%.12g", _scale_amplitude);
node.add_property ("scale-gain", buf);
- for (uint32_t n=0; n < sources.size(); ++n) {
+ for (uint32_t n=0; n < _sources.size(); ++n) {
snprintf (buf2, sizeof(buf2), "source-%d", n);
- snprintf (buf, sizeof(buf), "%" PRIu64, sources[n]->id());
+ _sources[n]->id().print (buf, sizeof (buf));
node.add_property (buf2, buf);
}
- snprintf (buf, sizeof (buf), "%u", (uint32_t) sources.size());
+ snprintf (buf, sizeof (buf), "%u", (uint32_t) _sources.size());
node.add_property ("channels", buf);
if (full) {
} else {
_fade_in.store_state (*child);
}
+
+ child->add_property (X_("active"), _fade_in_disabled ? X_("no") : X_("yes"));
child = node.add_child (X_("FadeOut"));
} else {
_fade_out.store_state (*child);
}
+
+ child->add_property (X_("active"), _fade_out_disabled ? X_("no") : X_("yes"));
}
child = node.add_child ("Envelope");
} else {
_envelope.store_state (*child);
}
+
} else {
child->add_property ("default", "yes");
}
}
int
-AudioRegion::set_state (const XMLNode& node)
+AudioRegion::set_live_state (const XMLNode& node, Change& what_changed, bool send)
{
const XMLNodeList& nlist = node.children();
const XMLProperty *prop;
LocaleGuard lg (X_("POSIX"));
- Region::set_state (node);
+ Region::set_live_state (node, what_changed, false);
+ uint32_t old_flags = _flags;
+
if ((prop = node.property ("flags")) != 0) {
_flags = Flag (strtol (prop->value().c_str(), (char **) 0, 16));
+
+ _flags = Flag (_flags & ~Region::LeftOfSplit);
+ _flags = Flag (_flags & ~Region::RightOfSplit);
+ }
+
+ if ((old_flags ^ _flags) & Muted) {
+ what_changed = Change (what_changed|MuteChanged);
+ }
+ if ((old_flags ^ _flags) & Opaque) {
+ what_changed = Change (what_changed|OpacityChanged);
+ }
+ if ((old_flags ^ _flags) & Locked) {
+ what_changed = Change (what_changed|LockChanged);
}
if ((prop = node.property ("scale-gain")) != 0) {
if ((prop = child->property ("default")) != 0 || (prop = child->property ("steepness")) != 0) {
set_default_fade_in ();
} else {
-
_fade_in.load_state (*child);
}
}
}
+ if (send) {
+ send_change (what_changed);
+ }
+
return 0;
}
+int
+AudioRegion::set_state (const XMLNode& node)
+{
+ /* Region::set_state() calls the virtual set_live_state(),
+ which will get us back to AudioRegion::set_live_state()
+ to handle the relevant stuff.
+ */
+
+ return Region::set_state (node);
+}
+
void
AudioRegion::set_fade_in_shape (FadeShape shape)
{
- set_fade_in (shape, (jack_nframes_t) _fade_in.back()->when);
+ set_fade_in (shape, (nframes_t) _fade_in.back()->when);
}
void
AudioRegion::set_fade_out_shape (FadeShape shape)
{
- set_fade_out (shape, (jack_nframes_t) _fade_out.back()->when);
+ set_fade_out (shape, (nframes_t) _fade_out.back()->when);
}
void
-AudioRegion::set_fade_in (FadeShape shape, jack_nframes_t len)
+AudioRegion::set_fade_in (FadeShape shape, nframes_t len)
{
_fade_in.freeze ();
_fade_in.clear ();
_fade_in.thaw ();
_fade_in_shape = shape;
- if (!_frozen) {
- save_state (_("fade in change"));
- }
-
send_change (FadeInChanged);
}
void
-AudioRegion::set_fade_out (FadeShape shape, jack_nframes_t len)
+AudioRegion::set_fade_out (FadeShape shape, nframes_t len)
{
_fade_out.freeze ();
_fade_out.clear ();
_fade_out.thaw ();
_fade_out_shape = shape;
- if (!_frozen) {
- save_state (_("fade in change"));
- }
-
send_change (FadeOutChanged);
}
void
-AudioRegion::set_fade_in_length (jack_nframes_t len)
+AudioRegion::set_fade_in_length (nframes_t len)
{
bool changed = _fade_in.extend_to (len);
if (changed) {
_flags = Flag (_flags & ~DefaultFadeIn);
-
- if (!_frozen) {
- char buf[64];
- snprintf (buf, sizeof (buf), "fade in length changed to %u", len);
- save_state (buf);
- }
-
send_change (FadeInChanged);
}
}
void
-AudioRegion::set_fade_out_length (jack_nframes_t len)
+AudioRegion::set_fade_out_length (nframes_t len)
{
bool changed = _fade_out.extend_to (len);
if (changed) {
_flags = Flag (_flags & ~DefaultFadeOut);
-
- if (!_frozen) {
- char buf[64];
- snprintf (buf, sizeof (buf), "fade out length changed to %u", len);
- save_state (buf);
- }
}
send_change (FadeOutChanged);
SourceList srcs;
string new_name;
- for (SourceList::const_iterator i = master_sources.begin(); i != master_sources.end(); ++i) {
+ for (SourceList::const_iterator i = _master_sources.begin(); i != _master_sources.end(); ++i) {
srcs.clear ();
srcs.push_back (*i);
return 0;
}
-void
-AudioRegion::source_deleted (Source* ignored)
-{
- delete this;
-}
-
-void
-AudioRegion::lock_sources ()
-{
- SourceList::iterator i;
- set<Source*> unique_srcs;
-
- for (i = sources.begin(); i != sources.end(); ++i) {
- unique_srcs.insert (*i);
- (*i)->use ();
- }
-
- for (i = master_sources.begin(); i != master_sources.end(); ++i) {
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->use ();
- }
- }
-}
-
-void
-AudioRegion::unlock_sources ()
-{
- SourceList::iterator i;
- set<Source*> unique_srcs;
-
- for (i = sources.begin(); i != sources.end(); ++i) {
- unique_srcs.insert (*i);
- (*i)->release ();
- }
-
- for (i = master_sources.begin(); i != master_sources.end(); ++i) {
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->release ();
- }
- }
-}
-
-vector<string>
-AudioRegion::master_source_names ()
-{
- SourceList::iterator i;
-
- vector<string> names;
- for (i = master_sources.begin(); i != master_sources.end(); ++i) {
- names.push_back((*i)->name());
- }
-
- return names;
-}
-
-bool
-AudioRegion::region_list_equivalent (const AudioRegion& other)
-{
- return size_equivalent (other) && source_equivalent (other) && _name == other._name;
-}
-
-bool
-AudioRegion::source_equivalent (const AudioRegion& other)
-{
- SourceList::iterator i;
- SourceList::const_iterator io;
-
- for (i = sources.begin(), io = other.sources.begin(); i != sources.end() && io != other.sources.end(); ++i, ++io) {
- if ((*i)->id() != (*io)->id()) {
- return false;
- }
- }
-
- for (i = master_sources.begin(), io = other.master_sources.begin(); i != master_sources.end() && io != other.master_sources.end(); ++i, ++io) {
- if ((*i)->id() != (*io)->id()) {
- return false;
- }
- }
-
- return true;
-}
-
-bool
-AudioRegion::equivalent (const AudioRegion& other)
-{
- return _start == other._start &&
- _position == other._position &&
- _length == other._length;
-}
-
-bool
-AudioRegion::size_equivalent (const AudioRegion& other)
-{
- return _start == other._start &&
- _length == other._length;
-}
-
int
AudioRegion::apply (AudioFilter& filter)
{
- return filter.run (*this);
+ boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion> (shared_from_this());
+ return filter.run (ar);
}
int
AudioRegion::exportme (Session& session, AudioExportSpecification& spec)
{
- const jack_nframes_t blocksize = 4096;
- jack_nframes_t to_read;
+ const nframes_t blocksize = 4096;
+ nframes_t to_read;
int status = -1;
- spec.channels = sources.size();
+ spec.channels = _sources.size();
if (spec.prepare (blocksize, session.frame_rate())) {
goto out;
if (spec.channels == 1) {
- if (sources.front()->read (spec.dataF, _start + spec.pos, to_read) != to_read) {
+ if (audio_source()->read (spec.dataF, _start + spec.pos, to_read) != to_read) {
goto out;
}
for (uint32_t chan = 0; chan < spec.channels; ++chan) {
- if (sources[chan]->read (buf, _start + spec.pos, to_read) != to_read) {
+ if (audio_source(chan)->read (buf, _start + spec.pos, to_read) != to_read) {
goto out;
}
- for (jack_nframes_t x = 0; x < to_read; ++x) {
+ for (nframes_t x = 0; x < to_read; ++x) {
spec.dataF[chan+(x*spec.channels)] = buf[x];
}
}
return status;
}
-Region*
-AudioRegion::get_parent()
-{
- Region* r = 0;
-
- if (_playlist) {
- r = _playlist->session().find_whole_file_parent (*this);
- }
-
- return r;
-}
-
void
AudioRegion::set_scale_amplitude (gain_t g)
{
void
AudioRegion::normalize_to (float target_dB)
{
- const jack_nframes_t blocksize = 256 * 1048;
+ const nframes_t blocksize = 64 * 1024;
Sample buf[blocksize];
- jack_nframes_t fpos;
- jack_nframes_t fend;
- jack_nframes_t to_read;
+ nframes_t fpos;
+ nframes_t fend;
+ nframes_t to_read;
double maxamp = 0;
gain_t target = dB_to_coefficient (target_dB);
/* read it in */
- if (source (n).read (buf, fpos, to_read) != to_read) {
+ if (audio_source (n)->read (buf, fpos, to_read) != to_read) {
return;
}
_scale_amplitude = target/maxamp;
- if (!_frozen) {
- char buf[64];
- snprintf (buf, sizeof (buf), _("normalized to %.2fdB"), target_dB);
- save_state (buf);
- }
-
/* tell the diskstream we're in */
if (_playlist) {
void
AudioRegion::envelope_changed (Change ignored)
{
- save_state (_("envelope change"));
send_change (EnvelopeChanged);
}
}
}
+bool
+AudioRegion::speed_mismatch (float sr) const
+{
+ if (_sources.empty()) {
+ /* impossible, but ... */
+ return false;
+ }
+
+ float fsr = audio_source()->sample_rate();
+
+ return fsr != sr;
+}
+
+void
+AudioRegion::source_offset_changed ()
+{
+ if (boost::dynamic_pointer_cast<DestructiveFileSource>(_sources.front())) {
+ set_start (source()->natural_position(), this);
+ set_position (source()->natural_position(), this);
+ }
+}
+
+boost::shared_ptr<AudioSource>
+AudioRegion::audio_source (uint32_t n) const
+{
+ // Guaranteed to succeed (use a static cast?)
+ return boost::dynamic_pointer_cast<AudioSource>(source(n));
+}
+
extern "C" {
int region_read_peaks_from_c (void *arg, uint32_t npeaks, uint32_t start, uint32_t cnt, intptr_t data, uint32_t n_chan, double samples_per_unit)
{
- return ((AudioRegion *) arg)->read_peaks ((PeakData *) data, (jack_nframes_t) npeaks, (jack_nframes_t) start, (jack_nframes_t) cnt, n_chan,samples_per_unit);
+ return ((AudioRegion *) arg)->read_peaks ((PeakData *) data, (nframes_t) npeaks, (nframes_t) start, (nframes_t) cnt, n_chan,samples_per_unit);
}
uint32_t region_length_from_c (void *arg)
return ((AudioRegion *) arg)->length();
}
-uint32_t sourcefile_length_from_c (void *arg)
+uint32_t sourcefile_length_from_c (void *arg, double zoom_factor)
{
- return ( (AudioRegion *) arg)->source().length() ;
+ return ( (AudioRegion *) arg)->audio_source()->available_peaks (zoom_factor) ;
}
} /* extern "C" */