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Diffstat (limited to 'test/test_pcm_interleave.cxx')
| -rw-r--r-- | test/test_pcm_interleave.cxx | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/test/test_pcm_interleave.cxx b/test/test_pcm_interleave.cxx new file mode 100644 index 000000000..e7be38813 --- /dev/null +++ b/test/test_pcm_interleave.cxx @@ -0,0 +1,126 @@ +/* + * 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/Interleave.hxx" +#include "util/Macros.hxx" + +#include <algorithm> + +template<typename T> +static void +TestInterleaveN() +{ + static constexpr T src1[] = { 1, 4, 7 }; + static constexpr T src2[] = { 2, 5, 8 }; + static constexpr T src3[] = { 3, 6, 9 }; + static constexpr const T *src_all[] = { src1, src2, src3 }; + + static constexpr size_t n_frames = ARRAY_SIZE(src1); + static constexpr unsigned channels = ARRAY_SIZE(src_all); + + static const ConstBuffer<const void *> src((const void *const*)src_all, + channels); + + static constexpr T poison = T(0xdeadbeef); + T dest[n_frames * channels + 1]; + std::fill_n(dest, ARRAY_SIZE(dest), poison); + + PcmInterleave(dest, src, n_frames, sizeof(T)); + + CPPUNIT_ASSERT_EQUAL(T(1), dest[0]); + CPPUNIT_ASSERT_EQUAL(T(2), dest[1]); + CPPUNIT_ASSERT_EQUAL(T(3), dest[2]); + CPPUNIT_ASSERT_EQUAL(T(4), dest[3]); + CPPUNIT_ASSERT_EQUAL(T(5), dest[4]); + CPPUNIT_ASSERT_EQUAL(T(6), dest[5]); + CPPUNIT_ASSERT_EQUAL(T(7), dest[6]); + CPPUNIT_ASSERT_EQUAL(T(8), dest[7]); + CPPUNIT_ASSERT_EQUAL(T(9), dest[8]); + CPPUNIT_ASSERT_EQUAL(poison, dest[9]); +} + +void +PcmInterleaveTest::TestInterleave8() +{ + TestInterleaveN<uint8_t>(); +} + +void +PcmInterleaveTest::TestInterleave16() +{ + TestInterleaveN<uint16_t>(); +} + +void +PcmInterleaveTest::TestInterleave24() +{ + typedef uint8_t T; + static constexpr T src1[] = { 1, 2, 3, 4, 5, 6 }; + static constexpr T src2[] = { 7, 8, 9, 10, 11, 12 }; + static constexpr T src3[] = { 13, 14, 15, 16, 17, 18 }; + static constexpr const T *src_all[] = { src1, src2, src3 }; + + static constexpr size_t n_frames = ARRAY_SIZE(src1) / 3; + static constexpr unsigned channels = ARRAY_SIZE(src_all); + + static const ConstBuffer<const void *> src((const void *const*)src_all, + channels); + + static constexpr T poison = 0xff; + T dest[n_frames * channels * 3 + 1]; + std::fill_n(dest, ARRAY_SIZE(dest), poison); + + PcmInterleave(dest, src, n_frames, 3); + + CPPUNIT_ASSERT_EQUAL(T(1), dest[0]); + CPPUNIT_ASSERT_EQUAL(T(2), dest[1]); + CPPUNIT_ASSERT_EQUAL(T(3), dest[2]); + CPPUNIT_ASSERT_EQUAL(T(7), dest[3]); + CPPUNIT_ASSERT_EQUAL(T(8), dest[4]); + CPPUNIT_ASSERT_EQUAL(T(9), dest[5]); + CPPUNIT_ASSERT_EQUAL(T(13), dest[6]); + CPPUNIT_ASSERT_EQUAL(T(14), dest[7]); + CPPUNIT_ASSERT_EQUAL(T(15), dest[8]); + CPPUNIT_ASSERT_EQUAL(T(4), dest[9]); + CPPUNIT_ASSERT_EQUAL(T(5), dest[10]); + CPPUNIT_ASSERT_EQUAL(T(6), dest[11]); + CPPUNIT_ASSERT_EQUAL(T(10), dest[12]); + CPPUNIT_ASSERT_EQUAL(T(11), dest[13]); + CPPUNIT_ASSERT_EQUAL(T(12), dest[14]); + CPPUNIT_ASSERT_EQUAL(T(16), dest[15]); + CPPUNIT_ASSERT_EQUAL(T(17), dest[16]); + CPPUNIT_ASSERT_EQUAL(T(18), dest[17]); + CPPUNIT_ASSERT_EQUAL(poison, dest[18]); + + TestInterleaveN<uint16_t>(); +} + +void +PcmInterleaveTest::TestInterleave32() +{ + TestInterleaveN<uint8_t>(); +} + +void +PcmInterleaveTest::TestInterleave64() +{ + TestInterleaveN<uint64_t>(); +} |