#include "third_party/googletest/src/include/gtest/gtest.h"
+#include "test/buffer.h"
#include "test/clear_system_state.h"
#include "test/register_state_check.h"
#include "vpx/vpx_integer.h"
int pred_stride, unsigned char *dst_ptr,
int dst_stride);
namespace {
+
+using libvpx_test::Buffer;
+
class IDCTTest : public ::testing::TestWithParam<IdctFunc> {
protected:
virtual void SetUp() {
- int i;
-
UUT = GetParam();
- memset(input, 0, sizeof(input));
- /* Set up guard blocks */
- for (i = 0; i < 256; i++) output[i] = ((i & 0xF) < 4 && (i < 64)) ? 0 : -1;
+
+ input = new Buffer<int16_t>(4, 4, 0);
+ ASSERT_NE(input, nullptr);
+ ASSERT_TRUE(input->Init());
+ predict = new Buffer<uint8_t>(4, 4, 3);
+ ASSERT_NE(predict, nullptr);
+ ASSERT_TRUE(predict->Init());
+ output = new Buffer<uint8_t>(4, 4, 3);
+ ASSERT_NE(output, nullptr);
+ ASSERT_TRUE(output->Init());
}
- virtual void TearDown() { libvpx_test::ClearSystemState(); }
+ virtual void TearDown() {
+ delete input;
+ delete predict;
+ delete output;
+ libvpx_test::ClearSystemState();
+ }
IdctFunc UUT;
- int16_t input[16];
- unsigned char output[256];
- unsigned char predict[256];
+ Buffer<int16_t> *input;
+ Buffer<uint8_t> *predict;
+ Buffer<uint8_t> *output;
};
-TEST_P(IDCTTest, TestGuardBlocks) {
- int i;
-
- for (i = 0; i < 256; i++) {
- if ((i & 0xF) < 4 && i < 64)
- EXPECT_EQ(0, output[i]) << i;
- else
- EXPECT_EQ(255, output[i]);
- }
-}
-
TEST_P(IDCTTest, TestAllZeros) {
- int i;
-
- ASM_REGISTER_STATE_CHECK(UUT(input, output, 16, output, 16));
-
- for (i = 0; i < 256; i++) {
- if ((i & 0xF) < 4 && i < 64)
- EXPECT_EQ(0, output[i]) << "i==" << i;
- else
- EXPECT_EQ(255, output[i]) << "i==" << i;
- }
+ // When the input is '0' the output will be '0'.
+ input->Set(0);
+ predict->Set(0);
+ output->Set(0);
+
+ ASM_REGISTER_STATE_CHECK(UUT(input->TopLeftPixel(), predict->TopLeftPixel(),
+ predict->stride(), output->TopLeftPixel(),
+ output->stride()));
+
+ ASSERT_TRUE(input->CheckValues(0));
+ ASSERT_TRUE(input->CheckPadding());
+ ASSERT_TRUE(output->CheckValues(0));
+ ASSERT_TRUE(output->CheckPadding());
}
TEST_P(IDCTTest, TestAllOnes) {
- int i;
-
- input[0] = 4;
- ASM_REGISTER_STATE_CHECK(UUT(input, output, 16, output, 16));
-
- for (i = 0; i < 256; i++) {
- if ((i & 0xF) < 4 && i < 64)
- EXPECT_EQ(1, output[i]) << "i==" << i;
- else
- EXPECT_EQ(255, output[i]) << "i==" << i;
- }
+ input->Set(0);
+ ASSERT_NE(input->TopLeftPixel(), nullptr);
+ // When the first element is '4' it will fill the output buffer with '1'.
+ input->TopLeftPixel()[0] = 4;
+ predict->Set(0);
+ output->Set(0);
+
+ ASM_REGISTER_STATE_CHECK(UUT(input->TopLeftPixel(), predict->TopLeftPixel(),
+ predict->stride(), output->TopLeftPixel(),
+ output->stride()));
+
+ ASSERT_TRUE(output->CheckValues(1));
+ ASSERT_TRUE(output->CheckPadding());
}
TEST_P(IDCTTest, TestAddOne) {
- int i;
+ // Set the transform output to '1' and make sure it gets added to the
+ // prediction buffer.
+ input->Set(0);
+ ASSERT_NE(input->TopLeftPixel(), nullptr);
+ input->TopLeftPixel()[0] = 4;
+ output->Set(0);
+
+ uint8_t *pred = predict->TopLeftPixel();
+ for (int y = 0; y < 4; ++y) {
+ for (int x = 0; x < 4; ++x) {
+ pred[y * predict->stride() + x] = y * 4 + x;
+ }
+ }
- for (i = 0; i < 256; i++) predict[i] = i;
- input[0] = 4;
- ASM_REGISTER_STATE_CHECK(UUT(input, predict, 16, output, 16));
+ ASM_REGISTER_STATE_CHECK(UUT(input->TopLeftPixel(), predict->TopLeftPixel(),
+ predict->stride(), output->TopLeftPixel(),
+ output->stride()));
+
+ uint8_t const *out = output->TopLeftPixel();
+ for (int y = 0; y < 4; ++y) {
+ for (int x = 0; x < 4; ++x) {
+ EXPECT_EQ(1 + y * 4 + x, out[y * output->stride() + x]);
+ }
+ }
- for (i = 0; i < 256; i++) {
- if ((i & 0xF) < 4 && i < 64)
- EXPECT_EQ(i + 1, output[i]) << "i==" << i;
- else
- EXPECT_EQ(255, output[i]) << "i==" << i;
+ if (HasFailure()) {
+ output->DumpBuffer();
}
+
+ ASSERT_TRUE(output->CheckPadding());
}
TEST_P(IDCTTest, TestWithData) {
- int i;
-
- for (i = 0; i < 16; i++) input[i] = i;
-
- ASM_REGISTER_STATE_CHECK(UUT(input, output, 16, output, 16));
-
- for (i = 0; i < 256; i++) {
- if ((i & 0xF) > 3 || i > 63)
- EXPECT_EQ(255, output[i]) << "i==" << i;
- else if (i == 0)
- EXPECT_EQ(11, output[i]) << "i==" << i;
- else if (i == 34)
- EXPECT_EQ(1, output[i]) << "i==" << i;
- else if (i == 2 || i == 17 || i == 32)
- EXPECT_EQ(3, output[i]) << "i==" << i;
- else
- EXPECT_EQ(0, output[i]) << "i==" << i;
+ // Test a single known input.
+ predict->Set(0);
+
+ int16_t *in = input->TopLeftPixel();
+ for (int y = 0; y < 4; ++y) {
+ for (int x = 0; x < 4; ++x) {
+ in[y * input->stride() + x] = y * 4 + x;
+ }
+ }
+
+ ASM_REGISTER_STATE_CHECK(UUT(input->TopLeftPixel(), predict->TopLeftPixel(),
+ predict->stride(), output->TopLeftPixel(),
+ output->stride()));
+
+ uint8_t *out = output->TopLeftPixel();
+ for (int y = 0; y < 4; ++y) {
+ for (int x = 0; x < 4; ++x) {
+ switch (y * 4 + x) {
+ case 0: EXPECT_EQ(11, out[y * output->stride() + x]); break;
+ case 2:
+ case 5:
+ case 8: EXPECT_EQ(3, out[y * output->stride() + x]); break;
+ case 10: EXPECT_EQ(1, out[y * output->stride() + x]); break;
+ default: EXPECT_EQ(0, out[y * output->stride() + x]);
+ }
+ }
}
+
+ if (HasFailure()) {
+ output->DumpBuffer();
+ }
+
+ ASSERT_TRUE(output->CheckPadding());
}
-INSTANTIATE_TEST_CASE_P(C, IDCTTest, ::testing::Values(vp8_short_idct4x4llm_c));
+INSTANTIATE_TEST_SUITE_P(C, IDCTTest,
+ ::testing::Values(vp8_short_idct4x4llm_c));
+
#if HAVE_NEON
-INSTANTIATE_TEST_CASE_P(NEON, IDCTTest,
- ::testing::Values(vp8_short_idct4x4llm_neon));
-#endif
+INSTANTIATE_TEST_SUITE_P(NEON, IDCTTest,
+ ::testing::Values(vp8_short_idct4x4llm_neon));
+#endif // HAVE_NEON
+
#if HAVE_MMX
-INSTANTIATE_TEST_CASE_P(MMX, IDCTTest,
- ::testing::Values(vp8_short_idct4x4llm_mmx));
-#endif
+INSTANTIATE_TEST_SUITE_P(MMX, IDCTTest,
+ ::testing::Values(vp8_short_idct4x4llm_mmx));
+#endif // HAVE_MMX
+
#if HAVE_MSA
-INSTANTIATE_TEST_CASE_P(MSA, IDCTTest,
- ::testing::Values(vp8_short_idct4x4llm_msa));
-#endif
-}
+INSTANTIATE_TEST_SUITE_P(MSA, IDCTTest,
+ ::testing::Values(vp8_short_idct4x4llm_msa));
+#endif // HAVE_MSA
+
+#if HAVE_MMI
+INSTANTIATE_TEST_SUITE_P(MMI, IDCTTest,
+ ::testing::Values(vp8_short_idct4x4llm_mmi));
+#endif // HAVE_MMI
+} // namespace