1/*
2 *  Copyright (c) 2013 The WebM project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include <cstdio>
12#include <cstdlib>
13#include <string>
14#include "third_party/googletest/src/include/gtest/gtest.h"
15#include "test/codec_factory.h"
16#include "test/decode_test_driver.h"
17#include "test/ivf_video_source.h"
18#include "test/md5_helper.h"
19#include "test/test_vectors.h"
20#include "test/util.h"
21#include "test/webm_video_source.h"
22#include "vpx_mem/vpx_mem.h"
23
24namespace {
25
26class TestVectorTest : public ::libvpx_test::DecoderTest,
27    public ::libvpx_test::CodecTestWithParam<const char*> {
28 protected:
29  TestVectorTest() : DecoderTest(GET_PARAM(0)), md5_file_(NULL) {}
30
31  virtual ~TestVectorTest() {
32    if (md5_file_)
33      fclose(md5_file_);
34  }
35
36  void OpenMD5File(const std::string& md5_file_name_) {
37    md5_file_ = libvpx_test::OpenTestDataFile(md5_file_name_);
38    ASSERT_TRUE(md5_file_ != NULL) << "Md5 file open failed. Filename: "
39        << md5_file_name_;
40  }
41
42  virtual void DecompressedFrameHook(const vpx_image_t& img,
43                                     const unsigned int frame_number) {
44    ASSERT_TRUE(md5_file_ != NULL);
45    char expected_md5[33];
46    char junk[128];
47
48    // Read correct md5 checksums.
49    const int res = fscanf(md5_file_, "%s  %s", expected_md5, junk);
50    ASSERT_NE(res, EOF) << "Read md5 data failed";
51    expected_md5[32] = '\0';
52
53    ::libvpx_test::MD5 md5_res;
54    md5_res.Add(&img);
55    const char *actual_md5 = md5_res.Get();
56
57    // Check md5 match.
58    ASSERT_STREQ(expected_md5, actual_md5)
59        << "Md5 checksums don't match: frame number = " << frame_number;
60  }
61
62 private:
63  FILE *md5_file_;
64};
65
66// This test runs through the whole set of test vectors, and decodes them.
67// The md5 checksums are computed for each frame in the video file. If md5
68// checksums match the correct md5 data, then the test is passed. Otherwise,
69// the test failed.
70TEST_P(TestVectorTest, MD5Match) {
71  const std::string filename = GET_PARAM(1);
72  libvpx_test::CompressedVideoSource *video = NULL;
73
74  // Open compressed video file.
75  if (filename.substr(filename.length() - 3, 3) == "ivf") {
76    video = new libvpx_test::IVFVideoSource(filename);
77  } else if (filename.substr(filename.length() - 4, 4) == "webm") {
78    video = new libvpx_test::WebMVideoSource(filename);
79  }
80  video->Init();
81
82  // Construct md5 file name.
83  const std::string md5_filename = filename + ".md5";
84  OpenMD5File(md5_filename);
85
86  // Decode frame, and check the md5 matching.
87  ASSERT_NO_FATAL_FAILURE(RunLoop(video));
88  delete video;
89}
90
91VP8_INSTANTIATE_TEST_CASE(TestVectorTest,
92                          ::testing::ValuesIn(libvpx_test::kVP8TestVectors,
93                                              libvpx_test::kVP8TestVectors +
94                                              libvpx_test::kNumVP8TestVectors));
95VP9_INSTANTIATE_TEST_CASE(TestVectorTest,
96                          ::testing::ValuesIn(libvpx_test::kVP9TestVectors,
97                                              libvpx_test::kVP9TestVectors +
98                                              libvpx_test::kNumVP9TestVectors));
99
100}  // namespace
101