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/*
* Copyright (C) 2003-2015 The Music Player Daemon Project
* http://www.musicpd.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 "config.h"
#include "test_pcm_all.hxx"
#include "pcm/PcmExport.hxx"
#include "system/ByteOrder.hxx"
#include "util/ConstBuffer.hxx"
#include <string.h>
void
PcmExportTest::TestShift8()
{
static constexpr int32_t src[] = { 0x0, 0x1, 0x100, 0x10000, 0xffffff };
static constexpr uint32_t expected[] = { 0x0, 0x100, 0x10000, 0x1000000, 0xffffff00 };
PcmExport e;
e.Open(SampleFormat::S24_P32, 2, false, true, false, false);
auto dest = e.Export({src, sizeof(src)});
CPPUNIT_ASSERT_EQUAL(sizeof(expected), dest.size);
CPPUNIT_ASSERT(memcmp(dest.data, expected, dest.size) == 0);
}
void
PcmExportTest::TestPack24()
{
static constexpr int32_t src[] = { 0x0, 0x1, 0x100, 0x10000, 0xffffff };
static constexpr uint8_t expected_be[] = {
0, 0, 0x0,
0, 0, 0x1,
0, 0x1, 0x00,
0x1, 0x00, 0x00,
0xff, 0xff, 0xff,
};
static constexpr uint8_t expected_le[] = {
0, 0, 0x0,
0x1, 0, 0,
0x00, 0x1, 0,
0, 0x00, 0x01,
0xff, 0xff, 0xff,
};
static constexpr size_t expected_size = sizeof(expected_be);
static const uint8_t *const expected = IsBigEndian()
? expected_be : expected_le;
PcmExport e;
e.Open(SampleFormat::S24_P32, 2, false, false, true, false);
auto dest = e.Export({src, sizeof(src)});
CPPUNIT_ASSERT_EQUAL(expected_size, dest.size);
CPPUNIT_ASSERT(memcmp(dest.data, expected, dest.size) == 0);
}
void
PcmExportTest::TestReverseEndian()
{
static constexpr uint8_t src[] = {
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12
};
static constexpr uint8_t expected2[] = {
2, 1, 4, 3, 6, 5, 8, 7, 10, 9, 12, 11
};
static constexpr uint8_t expected4[] = {
4, 3, 2, 1, 8, 7, 6, 5, 12, 11, 10, 9,
};
PcmExport e;
e.Open(SampleFormat::S8, 2, false, false, false, true);
auto dest = e.Export({src, sizeof(src)});
CPPUNIT_ASSERT_EQUAL(sizeof(src), dest.size);
CPPUNIT_ASSERT(memcmp(dest.data, src, dest.size) == 0);
e.Open(SampleFormat::S16, 2, false, false, false, true);
dest = e.Export({src, sizeof(src)});
CPPUNIT_ASSERT_EQUAL(sizeof(expected2), dest.size);
CPPUNIT_ASSERT(memcmp(dest.data, expected2, dest.size) == 0);
e.Open(SampleFormat::S32, 2, false, false, false, true);
dest = e.Export({src, sizeof(src)});
CPPUNIT_ASSERT_EQUAL(sizeof(expected4), dest.size);
CPPUNIT_ASSERT(memcmp(dest.data, expected4, dest.size) == 0);
}
void
PcmExportTest::TestDop()
{
static constexpr uint8_t src[] = {
0x01, 0x23, 0x45, 0x67,
0x89, 0xab, 0xcd, 0xef,
};
static constexpr uint32_t expected[] = {
0xff050145,
0xff052367,
0xfffa89cd,
0xfffaabef,
};
PcmExport e;
e.Open(SampleFormat::DSD, 2, true, false, false, false);
auto dest = e.Export({src, sizeof(src)});
CPPUNIT_ASSERT_EQUAL(sizeof(expected), dest.size);
CPPUNIT_ASSERT(memcmp(dest.data, expected, dest.size) == 0);
}
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