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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "testing/gtest/include/gtest/gtest.h" | |
6 | |
7 #include "base/command_line.h" | |
8 #include "base/files/memory_mapped_file.h" | |
9 #include "base/logging.h" | |
10 #include "base/strings/string_number_conversions.h" | |
11 #include "content/common/gpu/media/h264_parser.h" | |
12 | |
13 using content::H264Parser; | |
14 using content::H264NALU; | |
15 | |
16 const base::FilePath::CharType* test_stream_filename = | |
17 FILE_PATH_LITERAL("content/common/gpu/testdata/test-25fps.h264"); | |
18 // Number of NALUs in the stream to be parsed. | |
19 int num_nalus = 759; | |
20 | |
21 TEST(H264ParserTest, StreamFileParsing) { | |
22 base::FilePath fp(test_stream_filename); | |
23 base::MemoryMappedFile stream; | |
24 CHECK(stream.Initialize(fp)) << "Couldn't open stream file: " | |
25 << test_stream_filename; | |
26 DVLOG(1) << "Parsing file: " << test_stream_filename; | |
27 | |
28 H264Parser parser; | |
29 parser.SetStream(stream.data(), stream.length()); | |
30 | |
31 // Parse until the end of stream/unsupported stream/error in stream is found. | |
32 int num_parsed_nalus = 0; | |
33 while (true) { | |
34 content::H264SliceHeader shdr; | |
35 content::H264SEIMessage sei_msg; | |
36 H264NALU nalu; | |
37 H264Parser::Result res = parser.AdvanceToNextNALU(&nalu); | |
38 if (res == H264Parser::kEOStream) { | |
39 DVLOG(1) << "Number of successfully parsed NALUs before EOS: " | |
40 << num_parsed_nalus; | |
41 ASSERT_EQ(num_nalus, num_parsed_nalus); | |
42 return; | |
43 } | |
44 ASSERT_EQ(res, H264Parser::kOk); | |
45 | |
46 ++num_parsed_nalus; | |
47 | |
48 int id; | |
49 switch (nalu.nal_unit_type) { | |
50 case H264NALU::kIDRSlice: | |
51 case H264NALU::kNonIDRSlice: | |
52 ASSERT_EQ(parser.ParseSliceHeader(nalu, &shdr), H264Parser::kOk); | |
53 break; | |
54 | |
55 case H264NALU::kSPS: | |
56 ASSERT_EQ(parser.ParseSPS(&id), H264Parser::kOk); | |
57 break; | |
58 | |
59 case H264NALU::kPPS: | |
60 ASSERT_EQ(parser.ParsePPS(&id), H264Parser::kOk); | |
61 break; | |
62 | |
63 case H264NALU::kSEIMessage: | |
64 ASSERT_EQ(parser.ParseSEI(&sei_msg), H264Parser::kOk); | |
65 break; | |
66 | |
67 default: | |
68 // Skip unsupported NALU. | |
69 DVLOG(4) << "Skipping unsupported NALU"; | |
70 break; | |
71 } | |
72 } | |
73 } | |
74 | |
75 int main(int argc, char **argv) { | |
76 ::testing::InitGoogleTest(&argc, argv); | |
77 CommandLine::Init(argc, argv); | |
78 | |
79 const CommandLine::SwitchMap& switches = | |
80 CommandLine::ForCurrentProcess()->GetSwitches(); | |
81 for (CommandLine::SwitchMap::const_iterator it = switches.begin(); | |
82 it != switches.end(); ++it) { | |
83 if (it->first == "test_stream") { | |
84 test_stream_filename = it->second.c_str(); | |
85 } else if (it->first == "num_nalus") { | |
86 CHECK(base::StringToInt(it->second, &num_nalus)); | |
87 } else { | |
88 LOG(FATAL) << "Unexpected switch: " << it->first << ":" << it->second; | |
89 } | |
90 } | |
91 | |
92 return RUN_ALL_TESTS(); | |
93 } | |
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