diff options
Diffstat (limited to 'test/test_pcm_mix.cxx')
| -rw-r--r-- | test/test_pcm_mix.cxx | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/test/test_pcm_mix.cxx b/test/test_pcm_mix.cxx index 2a8a11388..973b58f4d 100644 --- a/test/test_pcm_mix.cxx +++ b/test/test_pcm_mix.cxx @@ -1,5 +1,5 @@ /* - * Copyright (C) 2003-2013 The Music Player Daemon Project + * Copyright (C) 2003-2014 The Music Player Daemon Project * http://www.musicpd.org * * This program is free software; you can redistribute it and/or modify @@ -21,32 +21,36 @@ #include "test_pcm_all.hxx" #include "test_pcm_util.hxx" #include "pcm/PcmMix.hxx" +#include "pcm/PcmDither.hxx" template<typename T, SampleFormat format, typename G=RandomInt<T>> static void TestPcmMix(G g=G()) { - constexpr unsigned N = 256; + constexpr unsigned N = 509; const auto src1 = TestDataBuffer<T, N>(g); const auto src2 = TestDataBuffer<T, N>(g); + PcmDither dither; + /* portion1=1.0: result must be equal to src1 */ auto result = src1; - bool success = pcm_mix(result.begin(), src2.begin(), sizeof(result), + bool success = pcm_mix(dither, + result.begin(), src2.begin(), sizeof(result), format, 1.0); CPPUNIT_ASSERT(success); - AssertEqualWithTolerance(result, src1, 1); + AssertEqualWithTolerance(result, src1, 3); /* portion1=0.0: result must be equal to src2 */ result = src1; - success = pcm_mix(result.begin(), src2.begin(), sizeof(result), + success = pcm_mix(dither, result.begin(), src2.begin(), sizeof(result), format, 0.0); CPPUNIT_ASSERT(success); - AssertEqualWithTolerance(result, src2, 1); + AssertEqualWithTolerance(result, src2, 3); /* portion1=0.5 */ result = src1; - success = pcm_mix(result.begin(), src2.begin(), sizeof(result), + success = pcm_mix(dither, result.begin(), src2.begin(), sizeof(result), format, 0.5); CPPUNIT_ASSERT(success); @@ -54,7 +58,7 @@ TestPcmMix(G g=G()) for (unsigned i = 0; i < N; ++i) expected[i] = (int64_t(src1[i]) + int64_t(src2[i])) / 2; - AssertEqualWithTolerance(result, expected, 1); + AssertEqualWithTolerance(result, expected, 3); } void |