diff options
| -rw-r--r-- | Makefile.am | 12 | ||||
| -rw-r--r-- | test/test_pcm_all.h | 47 | ||||
| -rw-r--r-- | test/test_pcm_byteswap.c | 62 | ||||
| -rw-r--r-- | test/test_pcm_channels.c | 100 | ||||
| -rw-r--r-- | test/test_pcm_dither.c | 79 | ||||
| -rw-r--r-- | test/test_pcm_main.c | 38 | ||||
| -rw-r--r-- | test/test_pcm_pack.c | 89 |
7 files changed, 427 insertions, 0 deletions
diff --git a/Makefile.am b/Makefile.am index 8d30ea655..b86a5557c 100644 --- a/Makefile.am +++ b/Makefile.am @@ -937,6 +937,7 @@ sparse-check: if ENABLE_TEST C_TESTS = \ + test/test_pcm \ test/test_queue_priority TESTS = $(C_TESTS) @@ -1193,6 +1194,17 @@ test_run_inotify_SOURCES = test/run_inotify.c \ test_run_inotify_LDADD = $(GLIB_LIBS) endif +test_test_pcm_SOURCES = \ + test/test_pcm_dither.c \ + test/test_pcm_pack.c \ + test/test_pcm_channels.c \ + test/test_pcm_byteswap.c \ + test/test_pcm_all.h \ + test/test_pcm_main.c +test_test_pcm_LDADD = \ + $(PCM_LIBS) \ + $(GLIB_LIBS) + test_test_queue_priority_SOURCES = \ src/queue.c \ test/test_queue_priority.c diff --git a/test/test_pcm_all.h b/test/test_pcm_all.h new file mode 100644 index 000000000..2217baf39 --- /dev/null +++ b/test/test_pcm_all.h @@ -0,0 +1,47 @@ +/* + * 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. + */ + +#ifndef MPD_TEST_PCM_ALL_H +#define MPD_TEST_PCM_ALL_H + +void +test_pcm_dither_24(void); + +void +test_pcm_dither_32(void); + +void +test_pcm_pack_24(void); + +void +test_pcm_unpack_24(void); + +void +test_pcm_channels_16(void); + +void +test_pcm_channels_32(void); + +void +test_pcm_byteswap_16(void); + +void +test_pcm_byteswap_32(void); + +#endif diff --git a/test/test_pcm_byteswap.c b/test/test_pcm_byteswap.c new file mode 100644 index 000000000..32401eae6 --- /dev/null +++ b/test/test_pcm_byteswap.c @@ -0,0 +1,62 @@ +/* + * 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_byteswap.h" +#include "pcm_buffer.h" + +#include <glib.h> + +void +test_pcm_byteswap_16(void) +{ + enum { N = 256 }; + int16_t src[N]; + + for (unsigned i = 0; i < G_N_ELEMENTS(src); ++i) + src[i] = g_random_int(); + + struct pcm_buffer buffer; + pcm_buffer_init(&buffer); + + const int16_t *dest = pcm_byteswap_16(&buffer, src, sizeof(src)); + g_assert(dest != NULL); + for (unsigned i = 0; i < N; ++i) + g_assert_cmpint(dest[i], ==, + (int16_t)GUINT16_SWAP_LE_BE(src[i])); +} + +void +test_pcm_byteswap_32(void) +{ + enum { N = 256 }; + int32_t src[N]; + + for (unsigned i = 0; i < G_N_ELEMENTS(src); ++i) + src[i] = g_random_int(); + + struct pcm_buffer buffer; + pcm_buffer_init(&buffer); + + const int32_t *dest = pcm_byteswap_32(&buffer, src, sizeof(src)); + g_assert(dest != NULL); + for (unsigned i = 0; i < N; ++i) + g_assert_cmpint(dest[i], ==, + (int32_t)GUINT32_SWAP_LE_BE(src[i])); +} diff --git a/test/test_pcm_channels.c b/test/test_pcm_channels.c new file mode 100644 index 000000000..c974c7b1b --- /dev/null +++ b/test/test_pcm_channels.c @@ -0,0 +1,100 @@ +/* + * 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_channels.h" +#include "pcm_buffer.h" + +#include <glib.h> + +void +test_pcm_channels_16(void) +{ + enum { N = 256 }; + int16_t src[N * 2]; + + for (unsigned i = 0; i < G_N_ELEMENTS(src); ++i) + src[i] = g_random_int(); + + struct pcm_buffer buffer; + pcm_buffer_init(&buffer); + + /* stereo to mono */ + + size_t dest_size; + const int16_t *dest = + pcm_convert_channels_16(&buffer, 1, 2, src, sizeof(src), + &dest_size); + g_assert(dest != NULL); + g_assert_cmpint(dest_size, ==, sizeof(src) / 2); + for (unsigned i = 0; i < N; ++i) + g_assert_cmpint(dest[i], ==, + (src[i * 2] + src[i * 2 + 1]) / 2); + + /* mono to stereo */ + + dest = pcm_convert_channels_16(&buffer, 2, 1, src, sizeof(src), + &dest_size); + g_assert(dest != NULL); + g_assert_cmpint(dest_size, ==, sizeof(src) * 2); + for (unsigned i = 0; i < N; ++i) { + g_assert_cmpint(dest[i * 2], ==, src[i]); + g_assert_cmpint(dest[i * 2 + 1], ==, src[i]); + } + + pcm_buffer_deinit(&buffer); +} + +void +test_pcm_channels_32(void) +{ + enum { N = 256 }; + int32_t src[N * 2]; + + for (unsigned i = 0; i < G_N_ELEMENTS(src); ++i) + src[i] = g_random_int(); + + struct pcm_buffer buffer; + pcm_buffer_init(&buffer); + + /* stereo to mono */ + + size_t dest_size; + const int32_t *dest = + pcm_convert_channels_32(&buffer, 1, 2, src, sizeof(src), + &dest_size); + g_assert(dest != NULL); + g_assert_cmpint(dest_size, ==, sizeof(src) / 2); + for (unsigned i = 0; i < N; ++i) + g_assert_cmpint(dest[i], ==, + ((int64_t)src[i * 2] + (int64_t)src[i * 2 + 1]) / 2); + + /* mono to stereo */ + + dest = pcm_convert_channels_32(&buffer, 2, 1, src, sizeof(src), + &dest_size); + g_assert(dest != NULL); + g_assert_cmpint(dest_size, ==, sizeof(src) * 2); + for (unsigned i = 0; i < N; ++i) { + g_assert_cmpint(dest[i * 2], ==, src[i]); + g_assert_cmpint(dest[i * 2 + 1], ==, src[i]); + } + + pcm_buffer_deinit(&buffer); +} diff --git a/test/test_pcm_dither.c b/test/test_pcm_dither.c new file mode 100644 index 000000000..889c61ccd --- /dev/null +++ b/test/test_pcm_dither.c @@ -0,0 +1,79 @@ +/* + * 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_dither.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_dither_24(void) +{ + struct pcm_dither dither; + + pcm_dither_24_init(&dither); + + enum { N = 256 }; + int32_t src[N]; + for (unsigned i = 0; i < N; ++i) + src[i] = random24(); + + int16_t dest[N]; + + pcm_dither_24_to_16(&dither, dest, src, N); + + for (unsigned i = 0; i < N; ++i) { + g_assert_cmpint(dest[i], >=, (src[i] >> 8) - 8); + g_assert_cmpint(dest[i], <, (src[i] >> 8) + 8); + } +} + +void +test_pcm_dither_32(void) +{ + struct pcm_dither dither; + + pcm_dither_24_init(&dither); + + enum { N = 256 }; + int32_t src[N]; + for (unsigned i = 0; i < N; ++i) + src[i] = g_random_int(); + + int16_t dest[N]; + + pcm_dither_32_to_16(&dither, dest, src, N); + + for (unsigned i = 0; i < N; ++i) { + g_assert_cmpint(dest[i], >=, (src[i] >> 16) - 8); + g_assert_cmpint(dest[i], <, (src[i] >> 16) + 8); + } +} diff --git a/test/test_pcm_main.c b/test/test_pcm_main.c new file mode 100644 index 000000000..6201f8e1a --- /dev/null +++ b/test/test_pcm_main.c @@ -0,0 +1,38 @@ +/* + * 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 <glib.h> + +int +main(int argc, char **argv) +{ + g_test_init (&argc, &argv, NULL); + g_test_add_func("/pcm/dither/24", test_pcm_dither_24); + g_test_add_func("/pcm/dither/32", test_pcm_dither_32); + g_test_add_func("/pcm/pack/pack24", test_pcm_pack_24); + g_test_add_func("/pcm/pack/unpack24", test_pcm_unpack_24); + g_test_add_func("/pcm/channels/16", test_pcm_channels_16); + g_test_add_func("/pcm/channels/32", test_pcm_channels_32); + g_test_add_func("/pcm/byteswap/16", test_pcm_byteswap_16); + g_test_add_func("/pcm/byteswap/32", test_pcm_byteswap_32); + + g_test_run(); +} diff --git a/test/test_pcm_pack.c b/test/test_pcm_pack.c new file mode 100644 index 000000000..81bc32575 --- /dev/null +++ b/test/test_pcm_pack.c @@ -0,0 +1,89 @@ +/* + * 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, N, false); + + 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, N, false); + + 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]); + } +} |