13
0
livetrax/libs/audiographer/tests/interleaver_deinterleaver_test.cc
Sakari Bergen dde0848a98 Re-integrate export-optimization branch.
Export now happens directly to file (unless normalizing is required), and can be easily optimized even further.
The Session process connection is still broken during export (as it was before this commit also).


git-svn-id: svn://localhost/ardour2/branches/3.0@6401 d708f5d6-7413-0410-9779-e7cbd77b26cf
2009-12-27 14:46:23 +00:00

121 lines
3.9 KiB
C++

#include "utils.h"
#include "audiographer/interleaver.h"
#include "audiographer/deinterleaver.h"
using namespace AudioGrapher;
class InterleaverDeInterleaverTest : public CppUnit::TestFixture
{
CPPUNIT_TEST_SUITE (InterleaverDeInterleaverTest);
CPPUNIT_TEST (testInterleavedInput);
CPPUNIT_TEST (testDeInterleavedInput);
CPPUNIT_TEST_SUITE_END ();
public:
void setUp()
{
channels = 3;
frames_per_channel = 128;
total_frames = channels * frames_per_channel;
random_data_a = TestUtils::init_random_data (total_frames, 1.0);
random_data_b = TestUtils::init_random_data (frames_per_channel, 1.0);
random_data_c = TestUtils::init_random_data (frames_per_channel, 1.0);
deinterleaver.reset (new DeInterleaver<float>());
interleaver.reset (new Interleaver<float>());
sink_a.reset (new VectorSink<float>());
sink_b.reset (new VectorSink<float>());
sink_c.reset (new VectorSink<float>());
}
void tearDown()
{
delete [] random_data_a;
delete [] random_data_b;
delete [] random_data_c;
}
void testInterleavedInput()
{
deinterleaver->init (channels, frames_per_channel);
interleaver->init (channels, frames_per_channel);
deinterleaver->output (0)->add_output (interleaver->input (0));
deinterleaver->output (1)->add_output (interleaver->input (1));
deinterleaver->output (2)->add_output (interleaver->input (2));
interleaver->add_output (sink_a);
// Process and assert
ProcessContext<float> c (random_data_a, total_frames, channels);
deinterleaver->process (c);
CPPUNIT_ASSERT (TestUtils::array_equals (random_data_a, sink_a->get_array(), total_frames));
// And a second round...
nframes_t less_frames = (frames_per_channel / 10) * channels;
c.frames() = less_frames;
deinterleaver->process (c);
CPPUNIT_ASSERT (TestUtils::array_equals (random_data_a, sink_a->get_array(), less_frames));
}
void testDeInterleavedInput()
{
deinterleaver->init (channels, frames_per_channel);
interleaver->init (channels, frames_per_channel);
interleaver->add_output (deinterleaver);
deinterleaver->output (0)->add_output (sink_a);
deinterleaver->output (1)->add_output (sink_b);
deinterleaver->output (2)->add_output (sink_c);
ProcessContext<float> c_a (random_data_a, frames_per_channel, 1);
ProcessContext<float> c_b (random_data_b, frames_per_channel, 1);
ProcessContext<float> c_c (random_data_c, frames_per_channel, 1);
// Process and assert
interleaver->input (0)->process (c_a);
interleaver->input (1)->process (c_b);
interleaver->input (2)->process (c_c);
CPPUNIT_ASSERT (TestUtils::array_equals (random_data_a, sink_a->get_array(), frames_per_channel));
CPPUNIT_ASSERT (TestUtils::array_equals (random_data_b, sink_b->get_array(), frames_per_channel));
CPPUNIT_ASSERT (TestUtils::array_equals (random_data_c, sink_c->get_array(), frames_per_channel));
// And a second round...
nframes_t less_frames = frames_per_channel / 5;
c_a.frames() = less_frames;
c_b.frames() = less_frames;
c_c.frames() = less_frames;
interleaver->input (0)->process (c_a);
interleaver->input (1)->process (c_b);
interleaver->input (2)->process (c_c);
CPPUNIT_ASSERT (TestUtils::array_equals (random_data_a, sink_a->get_array(), less_frames));
CPPUNIT_ASSERT (TestUtils::array_equals (random_data_b, sink_b->get_array(), less_frames));
CPPUNIT_ASSERT (TestUtils::array_equals (random_data_c, sink_c->get_array(), less_frames));
}
private:
boost::shared_ptr<Interleaver<float> > interleaver;
boost::shared_ptr<DeInterleaver<float> > deinterleaver;
boost::shared_ptr<VectorSink<float> > sink_a;
boost::shared_ptr<VectorSink<float> > sink_b;
boost::shared_ptr<VectorSink<float> > sink_c;
float * random_data_a;
float * random_data_b;
float * random_data_c;
nframes_t frames_per_channel;
nframes_t total_frames;
unsigned int channels;
};
CPPUNIT_TEST_SUITE_REGISTRATION (InterleaverDeInterleaverTest);