diff options
Diffstat (limited to '')
| -rw-r--r-- | test/test_pcm_pack.c | 89 | ||||
| -rw-r--r-- | test/test_pcm_pack.cxx | 75 |
2 files changed, 75 insertions, 89 deletions
diff --git a/test/test_pcm_pack.c b/test/test_pcm_pack.c deleted file mode 100644 index 5127536fb..000000000 --- a/test/test_pcm_pack.c +++ /dev/null @@ -1,89 +0,0 @@ -/* - * Copyright (C) 2003-2011 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 "test_pcm_all.h" -#include "pcm_pack.h" - -#include <glib.h> - -/** - * Generate a random 24 bit PCM sample. - */ -static int32_t -random24(void) -{ - int32_t x = g_random_int() & 0xffffff; - if (x & 0x800000) - x |= 0xff000000; - return x; -} - -void -test_pcm_pack_24(void) -{ - enum { N = 256 }; - int32_t src[N * 3]; - for (unsigned i = 0; i < N; ++i) - src[i] = random24(); - - uint8_t dest[N * 3]; - - pcm_pack_24(dest, src, src + N); - - for (unsigned i = 0; i < N; ++i) { - int32_t d; - if (G_BYTE_ORDER == G_BIG_ENDIAN) - d = (dest[i * 3] << 16) | (dest[i * 3 + 1] << 8) - | dest[i * 3 + 2]; - else - d = (dest[i * 3 + 2] << 16) | (dest[i * 3 + 1] << 8) - | dest[i * 3]; - if (d & 0x800000) - d |= 0xff000000; - - g_assert_cmpint(d, ==, src[i]); - } -} - -void -test_pcm_unpack_24(void) -{ - enum { N = 256 }; - uint8_t src[N * 3]; - for (unsigned i = 0; i < G_N_ELEMENTS(src); ++i) - src[i] = g_random_int_range(0, 256); - - int32_t dest[N]; - - pcm_unpack_24(dest, src, src + G_N_ELEMENTS(src)); - - for (unsigned i = 0; i < N; ++i) { - int32_t s; - if (G_BYTE_ORDER == G_BIG_ENDIAN) - s = (src[i * 3] << 16) | (src[i * 3 + 1] << 8) - | src[i * 3 + 2]; - else - s = (src[i * 3 + 2] << 16) | (src[i * 3 + 1] << 8) - | src[i * 3]; - if (s & 0x800000) - s |= 0xff000000; - - g_assert_cmpint(s, ==, dest[i]); - } -} diff --git a/test/test_pcm_pack.cxx b/test/test_pcm_pack.cxx new file mode 100644 index 000000000..e23acad58 --- /dev/null +++ b/test/test_pcm_pack.cxx @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2003-2013 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 "test_pcm_all.hxx" +#include "test_pcm_util.hxx" + +extern "C" { +#include "pcm_pack.h" +} + +#include <glib.h> + +void +test_pcm_pack_24() +{ + constexpr unsigned N = 256; + const auto src = TestDataBuffer<int32_t, N>(GlibRandomInt24()); + + uint8_t dest[N * 3]; + pcm_pack_24(dest, src.begin(), src.end()); + + for (unsigned i = 0; i < N; ++i) { + int32_t d; + if (G_BYTE_ORDER == G_BIG_ENDIAN) + d = (dest[i * 3] << 16) | (dest[i * 3 + 1] << 8) + | dest[i * 3 + 2]; + else + d = (dest[i * 3 + 2] << 16) | (dest[i * 3 + 1] << 8) + | dest[i * 3]; + if (d & 0x800000) + d |= 0xff000000; + + g_assert_cmpint(d, ==, src[i]); + } +} + +void +test_pcm_unpack_24() +{ + constexpr unsigned N = 256; + const auto src = TestDataBuffer<uint8_t, N * 3>(); + + int32_t dest[N]; + pcm_unpack_24(dest, src.begin(), src.end()); + + for (unsigned i = 0; i < N; ++i) { + int32_t s; + if (G_BYTE_ORDER == G_BIG_ENDIAN) + s = (src[i * 3] << 16) | (src[i * 3 + 1] << 8) + | src[i * 3 + 2]; + else + s = (src[i * 3 + 2] << 16) | (src[i * 3 + 1] << 8) + | src[i * 3]; + if (s & 0x800000) + s |= 0xff000000; + + g_assert_cmpint(s, ==, dest[i]); + } +} |