1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <algorithm>
#include <string>
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/logging.h"
#include "base/memory/ref_counted.h"
#include "base/move.h"
#include "base/time.h"
#include "media/base/audio_decoder_config.h"
#include "media/base/decoder_buffer.h"
#include "media/base/stream_parser_buffer.h"
#include "media/base/test_data_util.h"
#include "media/base/video_decoder_config.h"
#include "media/mp4/mp4_stream_parser.h"
#include "testing/gtest/include/gtest/gtest.h"
using base::TimeDelta;
namespace media {
namespace mp4 {
class MP4StreamParserTest : public testing::Test {
public:
MP4StreamParserTest()
: parser_(new MP4StreamParser(false)),
configs_received_(false) {
}
protected:
scoped_ptr<MP4StreamParser> parser_;
base::TimeDelta segment_start_;
bool configs_received_;
bool AppendData(const uint8* data, size_t length) {
return parser_->Parse(data, length);
}
bool AppendDataInPieces(const uint8* data, size_t length, size_t piece_size) {
const uint8* start = data;
const uint8* end = data + length;
while (start < end) {
size_t append_size = std::min(piece_size,
static_cast<size_t>(end - start));
if (!AppendData(start, append_size))
return false;
start += append_size;
}
return true;
}
void InitF(bool init_ok, base::TimeDelta duration) {
DVLOG(1) << "InitF: ok=" << init_ok
<< ", dur=" << duration.InMilliseconds();
}
bool NewConfigF(const AudioDecoderConfig& ac,
const VideoDecoderConfig& vc) {
DVLOG(1) << "NewConfigF: audio=" << ac.IsValidConfig()
<< ", video=" << vc.IsValidConfig();
// TODO(strobe): Until http://crbug.com/122913 is fixed, we want to make
// sure that this callback isn't called more than once per stream. Remove
// when that bug is fixed.
EXPECT_FALSE(configs_received_);
configs_received_ = true;
return true;
}
bool NewBuffersF(const StreamParser::BufferQueue& bufs) {
DVLOG(2) << "NewBuffersF: " << bufs.size() << " buffers";
for (StreamParser::BufferQueue::const_iterator buf = bufs.begin();
buf != bufs.end(); buf++) {
DVLOG(3) << " n=" << buf - bufs.begin()
<< ", size=" << (*buf)->GetDataSize()
<< ", dur=" << (*buf)->GetDuration().InMilliseconds();
EXPECT_GE((*buf)->GetTimestamp(), segment_start_);
}
return true;
}
bool KeyNeededF(scoped_array<uint8> init_data, int init_data_size) {
DVLOG(1) << "KeyNeededF: " << init_data_size;
return true;
}
void NewSegmentF(TimeDelta start_dts) {
DVLOG(1) << "NewSegmentF: " << start_dts.InMilliseconds();
segment_start_ = start_dts;
}
void EndOfSegmentF() {
DVLOG(1) << "EndOfSegmentF()";
}
void InitializeParser() {
parser_->Init(
base::Bind(&MP4StreamParserTest::InitF, base::Unretained(this)),
base::Bind(&MP4StreamParserTest::NewConfigF, base::Unretained(this)),
base::Bind(&MP4StreamParserTest::NewBuffersF, base::Unretained(this)),
base::Bind(&MP4StreamParserTest::NewBuffersF, base::Unretained(this)),
base::Bind(&MP4StreamParserTest::KeyNeededF, base::Unretained(this)),
base::Bind(&MP4StreamParserTest::NewSegmentF, base::Unretained(this)),
base::Bind(&MP4StreamParserTest::EndOfSegmentF,
base::Unretained(this)));
}
bool ParseMP4File(const std::string& filename, int append_bytes) {
InitializeParser();
scoped_refptr<DecoderBuffer> buffer = ReadTestDataFile(filename);
EXPECT_TRUE(AppendDataInPieces(buffer->GetData(),
buffer->GetDataSize(),
append_bytes));
return true;
}
};
TEST_F(MP4StreamParserTest, TestUnalignedAppend) {
// Test small, non-segment-aligned appends (small enough to exercise
// incremental append system)
ParseMP4File("bear.1280x720_dash.mp4", 512);
}
TEST_F(MP4StreamParserTest, TestMultiFragmentAppend) {
// Large size ensures multiple fragments are appended in one call (size is
// larger than this particular test file)
ParseMP4File("bear.1280x720_dash.mp4", 768432);
}
TEST_F(MP4StreamParserTest, TestReinitialization) {
InitializeParser();
scoped_refptr<DecoderBuffer> buffer =
ReadTestDataFile("bear.1280x720_dash.mp4");
EXPECT_TRUE(AppendDataInPieces(buffer->GetData(),
buffer->GetDataSize(),
512));
EXPECT_TRUE(AppendDataInPieces(buffer->GetData(),
buffer->GetDataSize(),
512));
}
} // namespace mp4
} // namespace media
|
