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#include <gtkmm/main.h>
#include "pbd/textreceiver.h"
#include "gtkmm2ext/utils.h"
#include "midi++/manager.h"
#include "ardour/session.h"
#include "ardour/audioengine.h"
#include "ardour/source_factory.h"
#include "ardour/audiosource.h"
#include "ardour/audiofilesource.h"
#include "ardour/region_factory.h"
#include "ardour/audioregion.h"
#include "canvas/wave_view.h"
#include "canvas/canvas.h"
#include "wave_view.h"
using namespace std;
using namespace PBD;
using namespace ARDOUR;
using namespace ArdourCanvas;
CPPUNIT_TEST_SUITE_REGISTRATION (WaveViewTest);
TextReceiver text_receiver ("test");
void
WaveViewTest::setUp ()
{
init (false, true);
Gtkmm2ext::init ();
SessionEvent::create_per_thread_pool ("test", 512);
Gtk::Main kit ();
Gtk::Main::init_gtkmm_internals ();
text_receiver.listen_to (error);
text_receiver.listen_to (info);
text_receiver.listen_to (fatal);
text_receiver.listen_to (warning);
AudioFileSource::set_build_peakfiles (true);
AudioFileSource::set_build_missing_peakfiles (true);
AudioEngine engine ("test", "");
MIDI::Manager::create (engine.jack ());
CPPUNIT_ASSERT (engine.start () == 0);
Session session (engine, "tmp_session", "tmp_session");
engine.set_session (&session);
char buf[256];
getcwd (buf, sizeof (buf));
string const path = string_compose ("%1/../../libs/canvas/test/sine.wav", buf);
boost::shared_ptr<Source> source = SourceFactory::createReadable (
DataType::AUDIO, session, path, 0, (Source::Flag) 0, false, true
);
boost::shared_ptr<AudioFileSource> audio_file_source = boost::dynamic_pointer_cast<AudioFileSource> (source);
audio_file_source->setup_peakfile ();
PBD::PropertyList properties;
properties.add (Properties::position, 128);
properties.add (Properties::length, audio_file_source->readable_length ());
_region = RegionFactory::create (source, properties, false);
_audio_region = boost::dynamic_pointer_cast<AudioRegion> (_region);
}
void
WaveViewTest::make_canvas ()
{
/* this leaks various things, but hey ho */
_canvas = new ImageCanvas (Duple (256, 256));
_wave_view = new WaveView (_canvas->root(), _audio_region);
_wave_view->set_frames_per_pixel ((double) (44100 / 1000) / 64);
_wave_view->set_height (64);
}
void
WaveViewTest::all ()
{
/* XXX: we run these all from the same method so that the setUp code only
gets called once; there are various singletons etc. in Ardour which don't
like being recreated.
*/
render_all_at_once ();
render_in_pieces ();
cache ();
}
void
WaveViewTest::render_all_at_once ()
{
make_canvas ();
_canvas->render_to_image (Rect (0, 0, 256, 256));
_canvas->write_to_png ("waveview_1.png");
/* XXX: doesn't check the result! */
}
void
WaveViewTest::render_in_pieces ()
{
make_canvas ();
cout << "\n\n--------------> PIECES\n";
_canvas->render_to_image (Rect (0, 0, 128, 256));
_canvas->render_to_image (Rect (128, 0, 256, 256));
_canvas->write_to_png ("waveview_2.png");
cout << "\n\n<-------------- PIECES\n";
/* XXX: doesn't check the result! */
}
void
WaveViewTest::cache ()
{
make_canvas ();
/* Whole of the render area needs caching from scratch */
_wave_view->invalidate_whole_cache ();
Rect whole (0, 0, 256, 256);
_canvas->render_to_image (whole);
CPPUNIT_ASSERT (_wave_view->_cache.size() == 1);
CPPUNIT_ASSERT (_wave_view->_cache.front()->start() == 0);
CPPUNIT_ASSERT (_wave_view->_cache.front()->end() == 256);
_wave_view->invalidate_whole_cache ();
/* Render a bit in the middle */
Rect part1 (128, 0, 196, 256);
_canvas->render_to_image (part1);
CPPUNIT_ASSERT (_wave_view->_cache.size() == 1);
CPPUNIT_ASSERT (_wave_view->_cache.front()->start() == 128);
CPPUNIT_ASSERT (_wave_view->_cache.front()->end() == 196);
/* Now render the whole thing and check that the cache sorts itself out */
_canvas->render_to_image (whole);
CPPUNIT_ASSERT (_wave_view->_cache.size() == 3);
list<WaveView::CacheEntry*>::iterator i = _wave_view->_cache.begin ();
CPPUNIT_ASSERT ((*i)->start() == 0);
CPPUNIT_ASSERT ((*i)->end() == 128);
++i;
CPPUNIT_ASSERT ((*i)->start() == 128);
CPPUNIT_ASSERT ((*i)->end() == 196);
++i;
CPPUNIT_ASSERT ((*i)->start() == 196);
CPPUNIT_ASSERT ((*i)->end() == 256);
++i;
}
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