sintonia/library/ecasound-2.7.2/libecasound/audiofx_amplitude_test.h

146 lines
3.7 KiB
C++

// ------------------------------------------------------------------------
// audiofx_amplitu_test.h: Unit tests for EFFECT_AMPLIFY* classes
// Copyright (C) 2009 Kai Vehmanen
//
// 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
// ------------------------------------------------------------------------
#include <string>
#include <cassert>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include "kvu_dbc.h"
#include "kvu_inttypes.h"
#include "audiofx_amplitude.h"
#include "samplebuffer_functions.h"
#include "eca-test-case.h"
using namespace std;
/**
* Unit test for EFFECT_AMPLIFY
*/
class EFFECT_AMPLIFY_TEST : public ECA_TEST_CASE {
protected:
virtual string do_name(void) const { return("EFFECT_AMPLIFY"); }
virtual void do_run(void);
public:
virtual ~EFFECT_AMPLIFY_TEST(void) { }
private:
};
void EFFECT_AMPLIFY_TEST::do_run(void)
{
const int bufsize = 1024;
const int channels = 12;
const SAMPLE_BUFFER::sample_t multiplier = 112.1f;
std::fprintf(stdout, "%s: tests for %s class\n",
name().c_str(), __FILE__);
/* case: multiply_by */
{
std::fprintf(stdout, "%s: EFFECT_AMPLIFY::process\n",
__FILE__);
SAMPLE_BUFFER sbuf_test (bufsize, channels);
SAMPLE_BUFFER sbuf_ref (bufsize, channels);
EFFECT_AMPLIFY amp_test;
EFFECT_AMPLIFY amp_ref;
SAMPLE_BUFFER_FUNCTIONS::fill_with_random_samples(&sbuf_ref);
sbuf_test.copy_all_content(sbuf_ref);
amp_test.init(&sbuf_test);
amp_ref.init(&sbuf_ref);
amp_test.set_parameter(1, multiplier);
amp_ref.set_parameter(1, multiplier);
amp_test.process();
amp_ref.process_ref();
if (SAMPLE_BUFFER_FUNCTIONS::is_almost_equal(sbuf_ref, sbuf_test) != true) {
ECA_TEST_FAILURE("optimized EFFECT_AMPLIFY");
}
}
}
/**
* Unit test for EFFECT_AMPLIFY_CHANNEL
*/
class EFFECT_AMPLIFY_CHANNEL_TEST : public ECA_TEST_CASE {
protected:
virtual string do_name(void) const { return("EFFECT_AMPLIFY_CHANNEL"); }
virtual void do_run(void);
public:
virtual ~EFFECT_AMPLIFY_CHANNEL_TEST(void) { }
private:
};
void EFFECT_AMPLIFY_CHANNEL_TEST::do_run(void)
{
const int bufsize = 1024;
const int channels = 12;
const SAMPLE_BUFFER::sample_t multiplier = 112.1f;
std::fprintf(stdout, "%s: tests for %s class\n",
name().c_str(), __FILE__);
/* case: process() */
{
std::fprintf(stdout, "%s: process()\n", __FILE__);
SAMPLE_BUFFER sbuf_test (bufsize, channels);
SAMPLE_BUFFER sbuf_ref (bufsize, channels);
EFFECT_AMPLIFY_CHANNEL amp_test;
EFFECT_AMPLIFY_CHANNEL amp_ref;
SAMPLE_BUFFER_FUNCTIONS::fill_with_random_samples(&sbuf_ref);
sbuf_test.copy_all_content(sbuf_ref);
amp_test.init(&sbuf_test);
amp_ref.init(&sbuf_ref);
amp_test.set_parameter(1, multiplier);
amp_test.set_parameter(2, 3);
amp_ref.set_parameter(1, multiplier);
amp_ref.set_parameter(2, 3);
amp_test.process();
amp_ref.process_ref();
if (SAMPLE_BUFFER_FUNCTIONS::is_almost_equal(sbuf_ref, sbuf_test) != true) {
ECA_TEST_FAILURE("optimized process()");
}
}
}