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
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
/*
* Copyright (c) 2014 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <cstdio>
#include <cstdlib>
#include <string>
#include "third_party/googletest/src/include/gtest/gtest.h"
#include "./vpx_config.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/util.h"
#if CONFIG_WEBM_IO
#include "test/webm_video_source.h"
#endif
#include "vpx_mem/vpx_mem.h"
#include "vp9/common/vp9_common.h"
namespace {
using std::string;
#if CONFIG_WEBM_IO
struct PauseFileList {
const char *name;
// md5 sum for decoded frames which does not include skipped frames.
const char *expected_md5;
const int pause_frame_num;
};
// Decodes |filename| with |num_threads|. Pause at the specified frame_num,
// seek to next key frame and then continue decoding until the end. Return
// the md5 of the decoded frames which does not include skipped frames.
string DecodeFileWithPause(const string &filename, int num_threads,
int pause_num) {
libvpx_test::WebMVideoSource video(filename);
video.Init();
int in_frames = 0;
int out_frames = 0;
vpx_codec_dec_cfg_t cfg;
vp9_zero(cfg);
cfg.threads = num_threads;
vpx_codec_flags_t flags = 0;
flags |= VPX_CODEC_USE_FRAME_THREADING;
libvpx_test::VP9Decoder decoder(cfg, flags);
libvpx_test::MD5 md5;
video.Begin();
do {
++in_frames;
const vpx_codec_err_t res =
decoder.DecodeFrame(video.cxdata(), video.frame_size());
if (res != VPX_CODEC_OK) {
EXPECT_EQ(VPX_CODEC_OK, res) << decoder.DecodeError();
break;
}
// Pause at specified frame number.
if (in_frames == pause_num) {
// Flush the decoder and then seek to next key frame.
decoder.DecodeFrame(NULL, 0);
video.SeekToNextKeyFrame();
} else {
video.Next();
}
// Flush the decoder at the end of the video.
if (!video.cxdata()) decoder.DecodeFrame(NULL, 0);
libvpx_test::DxDataIterator dec_iter = decoder.GetDxData();
const vpx_image_t *img;
// Get decompressed data
while ((img = dec_iter.Next())) {
++out_frames;
md5.Add(img);
}
} while (video.cxdata() != NULL);
EXPECT_EQ(in_frames, out_frames)
<< "Input frame count does not match output frame count";
return string(md5.Get());
}
void DecodeFilesWithPause(const PauseFileList files[]) {
for (const PauseFileList *iter = files; iter->name != NULL; ++iter) {
SCOPED_TRACE(iter->name);
for (int t = 2; t <= 8; ++t) {
EXPECT_EQ(iter->expected_md5,
DecodeFileWithPause(iter->name, t, iter->pause_frame_num))
<< "threads = " << t;
}
}
}
TEST(VP9MultiThreadedFrameParallel, PauseSeekResume) {
// vp90-2-07-frame_parallel-1.webm is a 40 frame video file with
// one key frame for every ten frames.
static const PauseFileList files[] = {
{ "vp90-2-07-frame_parallel-1.webm", "6ea7c3875d67252e7caf2bc6e75b36b1",
6 },
{ "vp90-2-07-frame_parallel-1.webm", "4bb634160c7356a8d7d4299b6dc83a45",
12 },
{ "vp90-2-07-frame_parallel-1.webm", "89772591e6ef461f9fa754f916c78ed8",
26 },
{ NULL, NULL, 0 },
};
DecodeFilesWithPause(files);
}
struct FileList {
const char *name;
// md5 sum for decoded frames which does not include corrupted frames.
const char *expected_md5;
// Expected number of decoded frames which does not include corrupted frames.
const int expected_frame_count;
};
// Decodes |filename| with |num_threads|. Return the md5 of the decoded
// frames which does not include corrupted frames.
string DecodeFile(const string &filename, int num_threads,
int expected_frame_count) {
libvpx_test::WebMVideoSource video(filename);
video.Init();
vpx_codec_dec_cfg_t cfg = vpx_codec_dec_cfg_t();
cfg.threads = num_threads;
const vpx_codec_flags_t flags = VPX_CODEC_USE_FRAME_THREADING;
libvpx_test::VP9Decoder decoder(cfg, flags);
libvpx_test::MD5 md5;
video.Begin();
int out_frames = 0;
do {
const vpx_codec_err_t res =
decoder.DecodeFrame(video.cxdata(), video.frame_size());
// TODO(hkuang): frame parallel mode should return an error on corruption.
if (res != VPX_CODEC_OK) {
EXPECT_EQ(VPX_CODEC_OK, res) << decoder.DecodeError();
break;
}
video.Next();
// Flush the decoder at the end of the video.
if (!video.cxdata()) decoder.DecodeFrame(NULL, 0);
libvpx_test::DxDataIterator dec_iter = decoder.GetDxData();
const vpx_image_t *img;
// Get decompressed data
while ((img = dec_iter.Next())) {
++out_frames;
md5.Add(img);
}
} while (video.cxdata() != NULL);
EXPECT_EQ(expected_frame_count, out_frames)
<< "Input frame count does not match expected output frame count";
return string(md5.Get());
}
void DecodeFiles(const FileList files[]) {
for (const FileList *iter = files; iter->name != NULL; ++iter) {
SCOPED_TRACE(iter->name);
for (int t = 2; t <= 8; ++t) {
EXPECT_EQ(iter->expected_md5,
DecodeFile(iter->name, t, iter->expected_frame_count))
<< "threads = " << t;
}
}
}
TEST(VP9MultiThreadedFrameParallel, InvalidFileTest) {
static const FileList files[] = {
// invalid-vp90-2-07-frame_parallel-1.webm is a 40 frame video file with
// one key frame for every ten frames. The 11th frame has corrupted data.
{ "invalid-vp90-2-07-frame_parallel-1.webm",
"0549d0f45f60deaef8eb708e6c0eb6cb", 30 },
// invalid-vp90-2-07-frame_parallel-2.webm is a 40 frame video file with
// one key frame for every ten frames. The 1st and 31st frames have
// corrupted data.
{ "invalid-vp90-2-07-frame_parallel-2.webm",
"6a1f3cf6f9e7a364212fadb9580d525e", 20 },
// invalid-vp90-2-07-frame_parallel-3.webm is a 40 frame video file with
// one key frame for every ten frames. The 5th and 13th frames have
// corrupted data.
{ "invalid-vp90-2-07-frame_parallel-3.webm",
"8256544308de926b0681e04685b98677", 27 },
{ NULL, NULL, 0 },
};
DecodeFiles(files);
}
TEST(VP9MultiThreadedFrameParallel, ValidFileTest) {
static const FileList files[] = {
#if CONFIG_VP9_HIGHBITDEPTH
{ "vp92-2-20-10bit-yuv420.webm", "a16b99df180c584e8db2ffeda987d293", 10 },
#endif
{ NULL, NULL, 0 },
};
DecodeFiles(files);
}
#endif // CONFIG_WEBM_IO
} // namespace
|
