diff options
Diffstat (limited to '')
| -rw-r--r-- | test/test_pcm_all.hxx | 12 | ||||
| -rw-r--r-- | test/test_pcm_format.cxx | 130 | ||||
| -rw-r--r-- | test/test_pcm_main.cxx | 5 |
3 files changed, 147 insertions, 0 deletions
diff --git a/test/test_pcm_all.hxx b/test/test_pcm_all.hxx index 16157d76f..7159b4651 100644 --- a/test/test_pcm_all.hxx +++ b/test/test_pcm_all.hxx @@ -53,4 +53,16 @@ test_pcm_volume_32(); void test_pcm_volume_float(); +void +test_pcm_format_8_to_16(); + +void +test_pcm_format_16_to_24(); + +void +test_pcm_format_16_to_32(); + +void +test_pcm_format_float(); + #endif diff --git a/test/test_pcm_format.cxx b/test/test_pcm_format.cxx new file mode 100644 index 000000000..f175a850c --- /dev/null +++ b/test/test_pcm_format.cxx @@ -0,0 +1,130 @@ +/* + * 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 "config.h" +#include "test_pcm_all.hxx" +#include "test_pcm_util.hxx" +#include "PcmFormat.hxx" +#include "PcmDither.hxx" +#include "PcmUtils.hxx" +#include "pcm_buffer.h" +#include "audio_format.h" + +#include <glib.h> + +void +test_pcm_format_8_to_16() +{ + constexpr unsigned N = 256; + const auto src = TestDataBuffer<int8_t, N>(); + + struct pcm_buffer buffer; + pcm_buffer_init(&buffer); + + size_t d_size; + PcmDither dither; + auto d = pcm_convert_to_16(&buffer, dither, SAMPLE_FORMAT_S8, + src, sizeof(src), &d_size); + auto d_end = pcm_end_pointer(d, d_size); + g_assert_cmpint(d_end - d, ==, N); + + for (size_t i = 0; i < N; ++i) + g_assert_cmpint(src[i], ==, d[i] >> 8); + + pcm_buffer_deinit(&buffer); +} + +void +test_pcm_format_16_to_24() +{ + constexpr unsigned N = 256; + const auto src = TestDataBuffer<int16_t, N>(); + + struct pcm_buffer buffer; + pcm_buffer_init(&buffer); + + size_t d_size; + auto d = pcm_convert_to_24(&buffer, SAMPLE_FORMAT_S16, + src, sizeof(src), &d_size); + auto d_end = pcm_end_pointer(d, d_size); + g_assert_cmpint(d_end - d, ==, N); + + for (size_t i = 0; i < N; ++i) + g_assert_cmpint(src[i], ==, d[i] >> 8); + + pcm_buffer_deinit(&buffer); +} + +void +test_pcm_format_16_to_32() +{ + constexpr unsigned N = 256; + const auto src = TestDataBuffer<int16_t, N>(); + + struct pcm_buffer buffer; + pcm_buffer_init(&buffer); + + size_t d_size; + auto d = pcm_convert_to_32(&buffer, SAMPLE_FORMAT_S16, + src, sizeof(src), &d_size); + auto d_end = pcm_end_pointer(d, d_size); + g_assert_cmpint(d_end - d, ==, N); + + for (size_t i = 0; i < N; ++i) + g_assert_cmpint(src[i], ==, d[i] >> 16); + + pcm_buffer_deinit(&buffer); +} + +void +test_pcm_format_float() +{ + constexpr unsigned N = 256; + const auto src = TestDataBuffer<int16_t, N>(); + + struct pcm_buffer buffer1, buffer2; + pcm_buffer_init(&buffer1); + pcm_buffer_init(&buffer2); + + size_t f_size; + auto f = pcm_convert_to_float(&buffer1, SAMPLE_FORMAT_S16, + src, sizeof(src), &f_size); + auto f_end = pcm_end_pointer(f, f_size); + g_assert_cmpint(f_end - f, ==, N); + + for (auto i = f; i != f_end; ++i) { + g_assert(*i >= -1.); + g_assert(*i <= 1.); + } + + PcmDither dither; + + size_t d_size; + auto d = pcm_convert_to_16(&buffer2, dither, + SAMPLE_FORMAT_FLOAT, + f, f_size, &d_size); + auto d_end = pcm_end_pointer(d, d_size); + g_assert_cmpint(d_end - d, ==, N); + + for (size_t i = 0; i < N; ++i) + g_assert_cmpint(src[i], ==, d[i]); + + pcm_buffer_deinit(&buffer1); + pcm_buffer_deinit(&buffer2); +} diff --git a/test/test_pcm_main.cxx b/test/test_pcm_main.cxx index 5a49a339f..01cc731bf 100644 --- a/test/test_pcm_main.cxx +++ b/test/test_pcm_main.cxx @@ -38,5 +38,10 @@ main(int argc, char **argv) g_test_add_func("/pcm/volume/32", test_pcm_volume_32); g_test_add_func("/pcm/volume/float", test_pcm_volume_float); + g_test_add_func("/pcm/format/8_to_16", test_pcm_format_8_to_16); + g_test_add_func("/pcm/format/16_to_24", test_pcm_format_16_to_24); + g_test_add_func("/pcm/format/16_to_32", test_pcm_format_16_to_32); + g_test_add_func("/pcm/format/float", test_pcm_format_float); + g_test_run(); } |