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util/{Const,Writable}Buffer: add operator[]

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This commit is contained in:
Max Kellermann
2014-03-01 07:25:17 +01:00
parent 9dc5335e3e
commit 4ba7427fa0
7 changed files with 41 additions and 19 deletions
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12
test/test_pcm_channels.cxx
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@@ -39,7 +39,7 @@ PcmChannelsTest::TestChannels16()
CPPUNIT_ASSERT_EQUAL(N, dest.size);
for (unsigned i = 0; i < N; ++i)
CPPUNIT_ASSERT_EQUAL(int16_t((src[i * 2] + src[i * 2 + 1]) / 2),
dest.data[i]);
dest[i]);
/* mono to stereo */
@@ -47,8 +47,8 @@ PcmChannelsTest::TestChannels16()
CPPUNIT_ASSERT(!dest.IsNull());
CPPUNIT_ASSERT_EQUAL(N * 4, dest.size);
for (unsigned i = 0; i < N; ++i) {
CPPUNIT_ASSERT_EQUAL(src[i], dest.data[i * 2]);
CPPUNIT_ASSERT_EQUAL(src[i], dest.data[i * 2 + 1]);
CPPUNIT_ASSERT_EQUAL(src[i], dest[i * 2]);
CPPUNIT_ASSERT_EQUAL(src[i], dest[i * 2 + 1]);
}
}
@@ -67,7 +67,7 @@ PcmChannelsTest::TestChannels32()
CPPUNIT_ASSERT_EQUAL(N, dest.size);
for (unsigned i = 0; i < N; ++i)
CPPUNIT_ASSERT_EQUAL(int32_t(((int64_t)src[i * 2] + (int64_t)src[i * 2 + 1]) / 2),
dest.data[i]);
dest[i]);
/* mono to stereo */
@@ -75,7 +75,7 @@ PcmChannelsTest::TestChannels32()
CPPUNIT_ASSERT(!dest.IsNull());
CPPUNIT_ASSERT_EQUAL(N * 4, dest.size);
for (unsigned i = 0; i < N; ++i) {
CPPUNIT_ASSERT_EQUAL(src[i], dest.data[i * 2]);
CPPUNIT_ASSERT_EQUAL(src[i], dest.data[i * 2 + 1]);
CPPUNIT_ASSERT_EQUAL(src[i], dest[i * 2]);
CPPUNIT_ASSERT_EQUAL(src[i], dest[i * 2 + 1]);
}
}