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/*
* Copyright (c) 2018, Alliance for Open Media. All rights reserved.
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <cstdio>
#include <cstdlib>
#include <memory>
#include <set>
#include <string>
#include <tuple>
#include "common/tools_common.h"
#include "config/aom_config.h"
#include "gtest/gtest.h"
#include "test/codec_factory.h"
#include "test/decode_test_driver.h"
#include "test/ivf_video_source.h"
#include "test/md5_helper.h"
#include "test/test_vectors.h"
#include "test/util.h"
#if CONFIG_WEBM_IO
#include "test/webm_video_source.h"
#endif
namespace {
const int kThreads = 0;
const int kFileName = 1;
const int kRowMT = 2;
typedef std::tuple<int, const char *, int> DecodeParam;
class TestVectorTest : public ::libaom_test::DecoderTest,
public ::libaom_test::CodecTestWithParam<DecodeParam> {
protected:
TestVectorTest() : DecoderTest(GET_PARAM(0)), md5_file_(nullptr) {}
~TestVectorTest() override {
if (md5_file_) fclose(md5_file_);
}
void OpenMD5File(const std::string &md5_file_name_) {
md5_file_ = libaom_test::OpenTestDataFile(md5_file_name_);
ASSERT_NE(md5_file_, nullptr)
<< "Md5 file open failed. Filename: " << md5_file_name_;
}
void PreDecodeFrameHook(const libaom_test::CompressedVideoSource &video,
libaom_test::Decoder *decoder) override {
if (video.frame_number() == 0) decoder->Control(AV1D_SET_ROW_MT, row_mt_);
}
void DecompressedFrameHook(const aom_image_t &img,
const unsigned int frame_number) override {
ASSERT_NE(md5_file_, nullptr);
char expected_md5[33];
char junk[128];
// Read correct md5 checksums.
const int res = fscanf(md5_file_, "%s %s", expected_md5, junk);
ASSERT_NE(res, EOF) << "Read md5 data failed";
expected_md5[32] = '\0';
::libaom_test::MD5 md5_res;
#if FORCE_HIGHBITDEPTH_DECODING
const aom_img_fmt_t shifted_fmt =
(aom_img_fmt)(img.fmt & ~AOM_IMG_FMT_HIGHBITDEPTH);
if (img.bit_depth == 8 && shifted_fmt != img.fmt) {
aom_image_t *img_shifted =
aom_img_alloc(nullptr, shifted_fmt, img.d_w, img.d_h, 16);
img_shifted->bit_depth = img.bit_depth;
img_shifted->monochrome = img.monochrome;
aom_img_downshift(img_shifted, &img, 0);
md5_res.Add(img_shifted);
aom_img_free(img_shifted);
} else {
#endif
md5_res.Add(&img);
#if FORCE_HIGHBITDEPTH_DECODING
}
#endif
const char *actual_md5 = md5_res.Get();
// Check md5 match.
ASSERT_STREQ(expected_md5, actual_md5)
<< "Md5 checksums don't match: frame number = " << frame_number;
}
unsigned int row_mt_;
private:
FILE *md5_file_;
};
// This test runs through the whole set of test vectors, and decodes them.
// The md5 checksums are computed for each frame in the video file. If md5
// checksums match the correct md5 data, then the test is passed. Otherwise,
// the test failed.
TEST_P(TestVectorTest, MD5Match) {
const DecodeParam input = GET_PARAM(1);
const std::string filename = std::get<kFileName>(input);
aom_codec_flags_t flags = 0;
aom_codec_dec_cfg_t cfg = aom_codec_dec_cfg_t();
char str[256];
cfg.threads = std::get<kThreads>(input);
row_mt_ = std::get<kRowMT>(input);
snprintf(str, sizeof(str) / sizeof(str[0]) - 1, "file: %s threads: %d",
filename.c_str(), cfg.threads);
SCOPED_TRACE(str);
// Open compressed video file.
std::unique_ptr<libaom_test::CompressedVideoSource> video;
if (filename.substr(filename.length() - 3, 3) == "ivf") {
video.reset(new libaom_test::IVFVideoSource(filename));
} else if (filename.substr(filename.length() - 4, 4) == "webm" ||
filename.substr(filename.length() - 3, 3) == "mkv") {
#if CONFIG_WEBM_IO
video.reset(new libaom_test::WebMVideoSource(filename));
#else
fprintf(stderr, "WebM IO is disabled, skipping test vector %s\n",
filename.c_str());
return;
#endif
}
ASSERT_NE(video, nullptr);
video->Init();
// Construct md5 file name.
const std::string md5_filename = filename + ".md5";
OpenMD5File(md5_filename);
// Set decode config and flags.
cfg.allow_lowbitdepth = !FORCE_HIGHBITDEPTH_DECODING;
set_cfg(cfg);
set_flags(flags);
// Decode frame, and check the md5 matching.
ASSERT_NO_FATAL_FAILURE(RunLoop(video.get(), cfg));
}
#if CONFIG_AV1_DECODER
AV1_INSTANTIATE_TEST_SUITE(
TestVectorTest,
::testing::Combine(::testing::Values(1), // Single thread.
::testing::ValuesIn(libaom_test::kAV1TestVectors,
libaom_test::kAV1TestVectors +
libaom_test::kNumAV1TestVectors),
::testing::Values(0)));
// Test AV1 decode in with different numbers of threads.
INSTANTIATE_TEST_SUITE_P(
AV1MultiThreaded, TestVectorTest,
::testing::Combine(
::testing::Values(
static_cast<const libaom_test::CodecFactory *>(&libaom_test::kAV1)),
::testing::Combine(
::testing::Range(2, 9), // With 2 ~ 8 threads.
::testing::ValuesIn(libaom_test::kAV1TestVectors,
libaom_test::kAV1TestVectors +
libaom_test::kNumAV1TestVectors),
::testing::Range(0, 2))));
#endif // CONFIG_AV1_DECODER
} // namespace
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