101 строка
3.6 KiB
C++
101 строка
3.6 KiB
C++
/*
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* Copyright (c) 2012 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "third_party/googletest/src/include/gtest/gtest.h"
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#include "test/acm_random.h"
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#include "test/clear_system_state.h"
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#include "test/register_state_check.h"
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extern "C" {
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#include "./vpx_config.h"
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#include "./vp9_rtcd.h"
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#include "vp9/common/vp9_blockd.h"
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#include "vpx_mem/vpx_mem.h"
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}
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typedef void (*subtract_fn_t)(int rows, int cols,
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int16_t *diff_ptr, ptrdiff_t diff_stride,
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const uint8_t *src_ptr, ptrdiff_t src_stride,
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const uint8_t *pred_ptr, ptrdiff_t pred_stride);
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namespace vp9 {
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class VP9SubtractBlockTest : public ::testing::TestWithParam<subtract_fn_t> {
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public:
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virtual void TearDown() {
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libvpx_test::ClearSystemState();
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}
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};
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using libvpx_test::ACMRandom;
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TEST_P(VP9SubtractBlockTest, SimpleSubtract) {
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ACMRandom rnd(ACMRandom::DeterministicSeed());
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// FIXME(rbultje) split in its own file
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for (BLOCK_SIZE bsize = BLOCK_4X4; bsize < BLOCK_SIZES;
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bsize = static_cast<BLOCK_SIZE>(static_cast<int>(bsize) + 1)) {
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const int block_width = 4 << b_width_log2(bsize);
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const int block_height = 4 << b_height_log2(bsize);
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int16_t *diff = reinterpret_cast<int16_t *>(
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vpx_memalign(16, sizeof(*diff) * block_width * block_height * 2));
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uint8_t *pred = reinterpret_cast<uint8_t *>(
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vpx_memalign(16, block_width * block_height * 2));
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uint8_t *src = reinterpret_cast<uint8_t *>(
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vpx_memalign(16, block_width * block_height * 2));
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for (int n = 0; n < 100; n++) {
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for (int r = 0; r < block_height; ++r) {
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for (int c = 0; c < block_width * 2; ++c) {
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src[r * block_width * 2 + c] = rnd.Rand8();
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pred[r * block_width * 2 + c] = rnd.Rand8();
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}
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}
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GetParam()(block_height, block_width, diff, block_width,
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src, block_width, pred, block_width);
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for (int r = 0; r < block_height; ++r) {
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for (int c = 0; c < block_width; ++c) {
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EXPECT_EQ(diff[r * block_width + c],
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(src[r * block_width + c] -
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pred[r * block_width + c])) << "r = " << r
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<< ", c = " << c
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<< ", bs = " << bsize;
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}
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}
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GetParam()(block_height, block_width, diff, block_width * 2,
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src, block_width * 2, pred, block_width * 2);
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for (int r = 0; r < block_height; ++r) {
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for (int c = 0; c < block_width; ++c) {
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EXPECT_EQ(diff[r * block_width * 2 + c],
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(src[r * block_width * 2 + c] -
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pred[r * block_width * 2 + c])) << "r = " << r
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<< ", c = " << c
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<< ", bs = " << bsize;
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}
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}
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}
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vpx_free(diff);
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vpx_free(pred);
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vpx_free(src);
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}
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}
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INSTANTIATE_TEST_CASE_P(C, VP9SubtractBlockTest,
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::testing::Values(vp9_subtract_block_c));
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#if HAVE_SSE2 && CONFIG_USE_X86INC
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INSTANTIATE_TEST_CASE_P(SSE2, VP9SubtractBlockTest,
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::testing::Values(vp9_subtract_block_sse2));
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#endif
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} // namespace vp9
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