ardour/gtk2_ardour/tape_region_view.cc
Robin Gareus 4050ca5633
Update GPL boilerplate and (C)
Copyright-holder and year information is extracted from git log.

git history begins in 2005. So (C) from 1998..2005 is lost. Also some
(C) assignment of commits where the committer didn't use --author.
2019-08-03 15:53:15 +02:00

161 lines
11 KiB
C++

/*
* Copyright (C) 2006-2012 David Robillard <d@drobilla.net>
* Copyright (C) 2008-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2009-2010 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2015-2017 Robin Gareus <robin@gareus.org>
*
* 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
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <cmath>
#include <algorithm>
#include <gtkmm2ext/gtk_ui.h>
#include "ardour/audioregion.h"
#include "ardour/audiosource.h"
#include "tape_region_view.h"
#include "audio_time_axis.h"
#include "gui_thread.h"
#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace PBD;
using namespace Editing;
using namespace ArdourCanvas;
const TimeAxisViewItem::Visibility TapeAudioRegionView::default_tape_visibility
= TimeAxisViewItem::Visibility (
TimeAxisViewItem::ShowNameHighlight |
TimeAxisViewItem::ShowNameText |
TimeAxisViewItem::ShowFrame |
TimeAxisViewItem::HideFrameRight |
TimeAxisViewItem::FullWidthNameHighlight);
TapeAudioRegionView::TapeAudioRegionView (ArdourCanvas::Container *parent, RouteTimeAxisView &tv,
boost::shared_ptr<AudioRegion> r,
double spu,
uint32_t basic_color)
: AudioRegionView (parent, tv, r, spu, basic_color, false,
TimeAxisViewItem::Visibility ((r->position() != 0) ? default_tape_visibility :
TimeAxisViewItem::Visibility (default_tape_visibility|TimeAxisViewItem::HideFrameLeft)))
{
}
void
TapeAudioRegionView::init (bool /*wfw*/)
{
/* never wait for data: always just create the waves, connect once and then
we'll update whenever we need to.
*/
AudioRegionView::init (false);
/* every time the wave data changes and peaks are ready, redraw */
for (uint32_t n = 0; n < audio_region()->n_channels(); ++n) {
audio_region()->audio_source(n)->PeaksReady.connect (*this, invalidator (*this), boost::bind (&TapeAudioRegionView::update, this, n), gui_context());
}
}
TapeAudioRegionView::~TapeAudioRegionView()
{
}
void
TapeAudioRegionView::update (uint32_t /*n*/)
{
/* this code doesn't work properly, the WaveViewCache is not updated
* when recording over (replacing) an existing part of the tape.
*
* WaveView probably needs to become aware if the given Region is
* tape-track and handle caching.
*
* explicitly forcing an update here can deadlock if the rendering
* request is non-threaded (resize track height or at rec-stop)
*/
#if 0
/* deadlock:
#1 0x00007f9570ebd77c in g_mutex_lock_slowpath (mutex=0x7f9575157760 <ArdourWaveView::WaveView::current_image_lock>) at ././glib/gthread-posix.c:1313
#2 0x000055f6f8d1aac0 in Glib::Threads::Mutex::Lock::Lock(Glib::Threads::Mutex&) (this=0x7ffc4d905aa0, mutex=...) at /usr/include/glibmm-2.4/glibmm/threads.h:688
#3 0x00007f9574f05054 in ArdourWaveView::WaveView::invalidate_image_cache() (this=0x55f6fdf341a0) at ../libs/canvas/wave_view.cc:275
#4 0x00007f9574f0b1b0 in ArdourWaveView::WaveView::gain_changed() (this=0x55f6fdf341a0) at ../libs/canvas/wave_view.cc:1329
#5 0x000055f6f96eb1b8 in TapeAudioRegionView::update(unsigned int) (this=0x55f6fdf32640) at ../gtk2_ardour/tape_region_view.cc:102
#6 0x000055f6f96eba9f in boost::_mfi::mf1<void, TapeAudioRegionView, unsigned int>::operator()(TapeAudioRegionView*, unsigned int) const (this=0x55f6fa74ce10, p=0x55f6fdf32640, a1=0)
at /usr/include/boost/bind/mem_fn_template.hpp:165
#7 0x000055f6f96eb9b3 in boost::_bi::list2<boost::_bi::value<TapeAudioRegionView*>, boost::_bi::value<unsigned int> >::operator()<boost::_mfi::mf1<void, TapeAudioRegionView, unsigned int>, boost::_bi::list0>(boost::_bi::type<void>, boost::_mfi::mf1<void, TapeAudioRegionView, unsigned int>&, boost::_bi::list0&, int) (this=0x55f6fa74ce20, f=..., a=...)
at /usr/include/boost/bind/bind.hpp:319
#8 0x000055f6f96eb76f in boost::_bi::bind_t<void, boost::_mfi::mf1<void, TapeAudioRegionView, unsigned int>, boost::_bi::list2<boost::_bi::value<TapeAudioRegionView*>, boost::_bi::value<unsigned int> > >::operator()() (this=0x55f6fa74ce10) at /usr/include/boost/bind/bind.hpp:1294
#9 0x000055f6f96eb6b4 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf1<void, TapeAudioRegionView, unsigned int>, boost::_bi::list2<boost::_bi::value<TapeAudioRegionView*>, boost::_bi::value<unsigned int> > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...)
at /usr/include/boost/function/function_template.hpp:159
#10 0x000055f6f8d73fc8 in boost::function0<void>::operator()() const (this=0x55f6fefe4f60) at /usr/include/boost/function/function_template.hpp:771
#11 0x000055f6f8da3a00 in boost::_bi::list0::operator()<boost::function<void ()>, boost::_bi::list0>(boost::_bi::type<void>, boost::function<void ()>&, boost::_bi::list0&, int) (this=0x55f6fefe4f80, f=...) at /usr/include/boost/bind/bind.hpp:198
#12 0x000055f6f8d9869f in boost::_bi::bind_t<boost::_bi::unspecified, boost::function<void ()>, boost::_bi::list0>::operator()() (this=0x55f6fefe4f60)
at /usr/include/boost/bind/bind.hpp:1294
#13 0x000055f6f8d8f068 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<boost::_bi::unspecified, boost::function<void ()>, boost::_bi::list0>, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:159
#14 0x000055f6f8d73fc8 in boost::function0<void>::operator()() const (this=0x7ffc4d905f60) at /usr/include/boost/function/function_template.hpp:771
#15 0x00007f9574b11192 in AbstractUI<Gtkmm2ext::UIRequest>::call_slot(PBD::EventLoop::InvalidationRecord*, boost::function<void ()> const&) (this=
0x55f6fa47dfe0, invalidation=0x55f6fdf375d0, f=...) at /home/rgareus/src/ardour/libs/pbd/pbd/abstract_ui.cc:425
#16 0x000055f6f8d70a9c in PBD::Signal0<void, PBD::OptionalLastValue<void> >::compositor(boost::function<void ()>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*) (f=..., event_loop=0x55f6fa47dfe0, ir=0x55f6fdf375d0) at /home/rgareus/src/ardour/build/libs/pbd/pbd/signals_generated.h:216
#17 0x000055f6f8da3c64 in boost::_bi::list3<boost::_bi::value<boost::function<void ()> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*> >::operator()<void (*)(boost::function<void ()>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*), boost::_bi::list0>(boost::_bi::type<void>, void (*&)(boost::function<void ()>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*), boost::_bi::list0&, int) (this=0x55f6fa6a9bd8, f=
@0x55f6fa6a9bd0: 0x55f6f8d70a0f <PBD::Signal0<void, PBD::OptionalLastValue<void> >::compositor(boost::function<void ()>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*)>, a=...)
at /usr/include/boost/bind/bind.hpp:398
#18 0x000055f6f8d98827 in boost::_bi::bind_t<void, void (*)(boost::function<void ()>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*), boost::_bi::list3<boost::_bi::value<boost::function<void ()> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*> > >::operator()() (this=0x55f6fa6a9bd0) at /usr/include/boost/bind/bind.hpp:1294
#19 0x000055f6f8d8f1ee in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, void (*)(boost::function<void ()>, PBD::EventLoop*, PBD::EventLoop::InvalidationRecord*), boost::_bi::list3<boost::_bi::value<boost::function<void ()> >, boost::_bi::value<PBD::EventLoop*>, boost::_bi::value<PBD::EventLoop::InvalidationRecord*> > >, void>::invoke(boost::detail::function::function_buffer&) (function_obj_ptr=...) at /usr/include/boost/function/function_template.hpp:159
#20 0x000055f6f8d73fc8 in boost::function0<void>::operator()() const (this=0x55f6ffdb4de0) at /usr/include/boost/function/function_template.hpp:771
#21 0x000055f6f8d70ea8 in PBD::Signal0<void, PBD::OptionalLastValue<void> >::operator()() (this=0x55f6fd359158) at /home/rgareus/src/ardour/build/libs/pbd/pbd/signals_generated.h:325
#22 0x00007f95739515a3 in ARDOUR::AudioSource::done_with_peakfile_writes(bool) (this=0x55f6fd359140, done=true) at ../libs/ardour/audiosource.cc:841
#23 0x00007f9573950fbe in ARDOUR::AudioSource::build_peaks_from_scratch() (this=0x55f6fd359140) at ../libs/ardour/audiosource.cc:779
#24 0x00007f957394ee6b in ARDOUR::AudioSource::read_peaks_with_fpp(ARDOUR::PeakData*, long, long, long, double, long) const (this=0x55f6fd359140, peaks=0x55f700da6b80, npeaks=1356, start=113190, cnt=447480, samples_per_visual_peak=330, samples_per_file_peak=256) at ../libs/ardour/audiosource.cc:391
#25 0x00007f957394eb15 in ARDOUR::AudioSource::read_peaks(ARDOUR::PeakData*, long, long, long, double) const (this=0x55f6fd359140, peaks=0x55f700da6b80, npeaks=1356, start=113190, cnt=447480, samples_per_visual_peak=330) at ../libs/ardour/audiosource.cc:337
#26 0x00007f957393a905 in ARDOUR::AudioRegion::read_peaks(ARDOUR::PeakData*, long, long, long, unsigned int, double) const (this=
0x55f6fd84c3b0, buf=0x55f700da6b80, npeaks=1356, offset=113190, cnt=447480, chan_n=0, samples_per_pixel=330) at ../libs/ardour/audioregion.cc:431
#27 0x00007f9574f09caa in ArdourWaveView::WaveView::generate_image(boost::shared_ptr<ArdourWaveView::WaveViewThreadRequest>, bool) const (this=0x55f6fdf341a0, req=..., in_render_thread=false)
at ../libs/canvas/wave_view.cc:1005
#28 0x00007f9574f08e99 in ArdourWaveView::WaveView::get_image(long, long, bool&) const (this=0x55f6fdf341a0, start=225060, end=448800, full_image=@0x7ffc4d9070c7: false)
---Type <return> to continue, or q <return> to quit---
at ../libs/canvas/wave_view.cc:870
#29 0x00007f9574f0a6e8 in ArdourWaveView::WaveView::render(ArdourCanvas::Rect const&, Cairo::RefPtr<Cairo::Context>) const (this=0x55f6fdf341a0, area=..., context=...)
at ../libs/canvas/wave_view.cc:1180
*/
/* check that all waves are build and ready */
if (!tmp_waves.empty()) {
return;
}
ENSURE_GUI_THREAD (*this, &TapeAudioRegionView::update, n);
// CAIROCANVAS
/* this is a quick hack to draw something (abuse gain_changed to force
* an image-cache invalidation.
*
* TODO: ArdourWaveView::WaveView needs an API to look up the specific channel "n"
* and a special case to not only invalidate the cache but re-expose the
* waveform. e.g.
*
* waves[m]->rebuild(); // where 'm' corresponds to channel 'n'.
*/
for (uint32_t i = 0; i < waves.size(); ++i) {
waves[i]->gain_changed ();
}
#endif
}