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
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
content / browser / media / media_capabilities_browsertest.cc [blame]
// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <string>
#include <string_view>
#include "base/command_line.h"
#include "base/files/file_util.h"
#include "base/strings/string_split.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "content/public/common/content_switches.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/shell/browser/shell.h"
#include "media/base/media_switches.h"
#include "media/base/test_data_util.h"
namespace {
constexpr std::string_view kDecodeTestFile = "decode_capabilities_test.html";
constexpr std::string_view kSupported = "SUPPORTED";
constexpr std::u16string_view kSupported16 = u"SUPPORTED";
constexpr std::string_view kUnsupported = "UNSUPPORTED";
constexpr std::u16string_view kUnsupported16 = u"UNSUPPORTED";
constexpr std::string_view kError = "ERROR";
constexpr std::u16string_view kError16 = u"ERROR";
constexpr std::string_view kFileString = "file";
constexpr std::string_view kMediaSourceString = "media-source";
constexpr std::string_view kWebRtcString = "webrtc";
constexpr std::string_view kInvalid = "INVALID";
#if BUILDFLAG(USE_PROPRIETARY_CODECS)
constexpr std::string_view kPropSupported = kSupported;
#else
constexpr std::string_view kPropSupported = kUnsupported;
#endif // USE_PROPRIETARY_CODECS
enum StreamType {
kAudio,
kVideo,
kAudioWithSpatialRendering,
kVideoWithHdrMetadata,
kVideoWithoutHdrMetadata
};
enum ConfigType { kFile, kMediaSource, kWebRtc };
} // namespace
namespace content {
class MediaCapabilitiesTest : public ContentBrowserTest {
public:
MediaCapabilitiesTest() = default;
MediaCapabilitiesTest(const MediaCapabilitiesTest&) = delete;
MediaCapabilitiesTest& operator=(const MediaCapabilitiesTest&) = delete;
void SetUpCommandLine(base::CommandLine* command_line) override {
command_line->AppendSwitchASCII(switches::kEnableBlinkFeatures,
"MediaCapabilitiesSpatialAudio");
command_line->AppendSwitchASCII(switches::kEnableBlinkFeatures,
"MediaCapabilitiesDynamicRange");
}
std::string CanDecodeAudio(std::string_view config_type,
std::string_view content_type) {
return CanDecode(config_type, content_type, StreamType::kAudio);
}
std::string CanDecodeVideo(std::string_view config_type,
std::string_view content_type) {
return CanDecode(config_type, content_type, StreamType::kVideo);
}
std::string CanDecodeAudioWithSpatialRendering(std::string_view config_type,
std::string_view content_type,
bool spatial_rendering) {
return CanDecode(config_type, content_type,
StreamType::kAudioWithSpatialRendering, spatial_rendering);
}
std::string CanDecodeVideoWithHdrMetadata(
std::string_view config_type,
std::string_view content_type,
std::string_view color_gamut,
std::string_view transfer_function,
std::string_view hdr_metadata_type = "") {
StreamType stream_type = StreamType::kVideoWithHdrMetadata;
if (hdr_metadata_type == "")
stream_type = StreamType::kVideoWithoutHdrMetadata;
return CanDecode(config_type, content_type, stream_type,
/* spatialRendering */ false, hdr_metadata_type,
color_gamut, transfer_function);
}
std::string CanDecode(std::string_view config_type,
std::string_view content_type,
StreamType stream_type,
bool spatial_rendering = false,
std::string_view hdr_metadata_type = "",
std::string_view color_gamut = "",
std::string_view transfer_function = "") {
std::string command;
if (stream_type == StreamType::kAudio) {
base::StringAppendF(&command, "testAudioConfig(");
} else if (stream_type == StreamType::kAudioWithSpatialRendering) {
base::StringAppendF(&command, "testAudioConfigWithSpatialRendering(%s,",
spatial_rendering ? "true" : "false");
} else if (stream_type == StreamType::kVideoWithHdrMetadata) {
command.append("testVideoConfigWithHdrMetadata(");
for (auto x : {hdr_metadata_type, color_gamut, transfer_function}) {
DCHECK(!x.empty());
base::StringAppendF(&command, "\"%.*s\",", static_cast<int>(x.size()),
x.data());
}
} else if (stream_type == StreamType::kVideoWithoutHdrMetadata) {
command.append("testVideoConfigWithoutHdrMetadata(");
for (auto x : {color_gamut, transfer_function}) {
DCHECK(!x.empty());
base::StringAppendF(&command, "\"%.*s\",", static_cast<int>(x.size()),
x.data());
}
} else {
command.append("testVideoConfig(");
}
base::StringAppendF(&command, "\"%.*s\",",
static_cast<int>(config_type.size()),
config_type.data());
base::StringAppendF(&command, "%.*s);",
static_cast<int>(content_type.size()),
content_type.data());
EXPECT_TRUE(ExecJs(shell(), command));
TitleWatcher title_watcher(shell()->web_contents(),
std::u16string(kSupported16));
title_watcher.AlsoWaitForTitle(std::u16string(kUnsupported16));
title_watcher.AlsoWaitForTitle(std::u16string(kError16));
return base::UTF16ToASCII(title_watcher.WaitAndGetTitle());
}
};
// Adds param for query type (file vs media-source) to
class MediaCapabilitiesTestWithConfigType
: public MediaCapabilitiesTest,
public testing::WithParamInterface<ConfigType> {
public:
std::string_view GetTypeString() const {
switch (GetParam()) {
case ConfigType::kFile:
return kFileString;
case ConfigType::kMediaSource:
return kMediaSourceString;
case ConfigType::kWebRtc:
return kWebRtcString;
}
NOTREACHED();
}
};
// Cover basic codec support of content types where the answer of support
// (or not) should be common to both "media-source" and "file" query types.
// for more exhaustive codec string testing.
IN_PROC_BROWSER_TEST_P(MediaCapabilitiesTestWithConfigType,
CommonVideoDecodeTypes) {
base::FilePath file_path =
media::GetTestDataFilePath(std::string(kDecodeTestFile));
const auto config_type = GetTypeString();
// Content types below are not supported for WebRtc.
const std::string_view type_supported =
GetParam() != kWebRtc ? kSupported : kUnsupported;
const std::string_view prop_type_supported =
GetParam() != kWebRtc ? kPropSupported : kUnsupported;
EXPECT_TRUE(
NavigateToURL(shell(), content::GetFileUrlWithQuery(file_path, "")));
EXPECT_EQ(type_supported,
CanDecodeVideo(config_type, "'video/webm; codecs=\"vp8\"'"));
// Only support the new vp09 format which provides critical profile
// information.
EXPECT_EQ(kUnsupported,
CanDecodeVideo(config_type, "'video/webm; codecs=\"vp9\"'"));
// Requires command line flag switches::kEnableNewVp9CodecString
EXPECT_EQ(
type_supported,
CanDecodeVideo(config_type, "'video/webm; codecs=\"vp09.00.10.08\"'"));
// VP09 is available in MP4 container irrespective of USE_PROPRIETARY_CODECS.
EXPECT_EQ(
type_supported,
CanDecodeVideo(config_type, "'video/mp4; codecs=\"vp09.00.10.08\"'"));
// Supported when built with USE_PROPRIETARY_CODECS
EXPECT_EQ(prop_type_supported,
CanDecodeVideo(config_type, "'video/mp4; codecs=\"avc1.42E01E\"'"));
EXPECT_EQ(prop_type_supported,
CanDecodeVideo(config_type, "'video/mp4; codecs=\"avc1.42101E\"'"));
EXPECT_EQ(prop_type_supported,
CanDecodeVideo(config_type, "'video/mp4; codecs=\"avc1.42701E\"'"));
EXPECT_EQ(prop_type_supported,
CanDecodeVideo(config_type, "'video/mp4; codecs=\"avc1.42F01E\"'"));
// Test a handful of invalid strings.
EXPECT_EQ(kUnsupported,
CanDecodeVideo(config_type, "'video/webm; codecs=\"theora\"'"));
EXPECT_EQ(
kUnsupported,
CanDecodeVideo(config_type, "'video/webm; codecs=\"avc1.42E01E\"'"));
// Only new vp09 format is supported with MP4.
EXPECT_EQ(kUnsupported,
CanDecodeVideo(config_type, "'video/mp4; codecs=\"vp9\"'"));
}
// Cover basic codec support. See media_canplaytype_browsertest.cc for more
// exhaustive codec string testing.
IN_PROC_BROWSER_TEST_P(MediaCapabilitiesTestWithConfigType,
CommonAudioDecodeTypes) {
base::FilePath file_path =
media::GetTestDataFilePath(std::string(kDecodeTestFile));
const auto config_type = GetTypeString();
// Content types below are not supported for WebRtc.
const std::string_view type_supported =
GetParam() != kWebRtc ? kSupported : kUnsupported;
const std::string_view prop_type_supported =
GetParam() != kWebRtc ? kPropSupported : kUnsupported;
EXPECT_TRUE(
NavigateToURL(shell(), content::GetFileUrlWithQuery(file_path, "")));
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/webm; codecs=\"opus\"'"));
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/webm; codecs=\"vorbis\"'"));
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/mp4; codecs=\"flac\"'"));
EXPECT_EQ(type_supported, CanDecodeAudio(config_type, "'audio/mpeg'"));
// Supported when built with USE_PROPRIETARY_CODECS
EXPECT_EQ(prop_type_supported,
CanDecodeAudio(config_type, "'audio/mp4; codecs=\"mp4a.40.02\"'"));
EXPECT_EQ(prop_type_supported, CanDecodeAudio(config_type, "'audio/aac'"));
// Test a handful of invalid strings.
EXPECT_EQ(kUnsupported,
CanDecodeAudio(config_type, "'audio/wav; codecs=\"mp3\"'"));
EXPECT_EQ(kUnsupported,
CanDecodeAudio(config_type, "'audio/webm; codecs=\"vp8\"'"));
}
IN_PROC_BROWSER_TEST_P(MediaCapabilitiesTestWithConfigType,
NonMediaSourceDecodeTypes) {
base::FilePath file_path =
media::GetTestDataFilePath(std::string(kDecodeTestFile));
const auto config_type = GetTypeString();
// Content types below are supported for src=, but not MediaSource or WebRtc.
const std::string_view type_supported =
GetParam() == kFile ? kSupported : kUnsupported;
EXPECT_TRUE(
NavigateToURL(shell(), content::GetFileUrlWithQuery(file_path, "")));
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/wav; codecs=\"1\"'"));
// Flac is only supported in mp4 for MSE.
EXPECT_EQ(type_supported, CanDecodeAudio(config_type, "'audio/flac'"));
// Ogg is not supported in MSE.
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/ogg; codecs=\"flac\"'"));
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/ogg; codecs=\"vorbis\"'"));
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/ogg; codecs=\"opus\"'"));
// MP3 is only supported via audio/mpeg for MSE.
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/mp4; codecs=\"mp4a.69\"'"));
// Ogg not supported in MSE.
EXPECT_EQ(type_supported,
CanDecodeAudio(config_type, "'audio/ogg; codecs=\"vorbis\"'"));
}
// Cover basic spatial rendering support.
IN_PROC_BROWSER_TEST_P(MediaCapabilitiesTestWithConfigType,
AudioTypesWithSpatialRendering) {
base::FilePath file_path =
media::GetTestDataFilePath(std::string(kDecodeTestFile));
const auto config_type = GetTypeString();
// Content types below are not supported for WebRtc.
const std::string_view type_supported =
GetParam() != kWebRtc ? kSupported : kUnsupported;
const std::string_view prop_type_supported =
GetParam() != kWebRtc ? kPropSupported : kUnsupported;
EXPECT_TRUE(
NavigateToURL(shell(), content::GetFileUrlWithQuery(file_path, "")));
// These common codecs are not associated with a spatial audio format.
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/webm; codecs=\"opus\"'",
/*spatial_rendering*/ true));
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/webm; codecs=\"vorbis\"'",
/*spatial_rendering*/ true));
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/mp4; codecs=\"flac\"'",
/*spatial_rendering*/ true));
EXPECT_EQ(kUnsupported,
CanDecodeAudioWithSpatialRendering(config_type, "'audio/mpeg'",
/*spatial_rendering*/ true));
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/mp4; codecs=\"mp4a.40.02\"'",
/*spatial_rendering*/ true));
EXPECT_EQ(kUnsupported,
CanDecodeAudioWithSpatialRendering(config_type, "'audio/aac'",
/*spatial_rendering*/ true));
// Supported codecs should remain supported when querying with
// spatialRendering set to false.
EXPECT_EQ(type_supported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/webm; codecs=\"opus\"'",
/*spatial_rendering*/ false));
EXPECT_EQ(type_supported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/webm; codecs=\"vorbis\"'",
/*spatial_rendering*/ false));
EXPECT_EQ(type_supported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/mp4; codecs=\"flac\"'",
/*spatial_rendering*/ false));
EXPECT_EQ(type_supported,
CanDecodeAudioWithSpatialRendering(config_type, "'audio/mpeg'",
/*spatial_rendering*/ false));
EXPECT_EQ(prop_type_supported,
CanDecodeAudioWithSpatialRendering(
config_type, "'audio/mp4; codecs=\"mp4a.40.02\"'",
/*spatial_rendering*/ false));
EXPECT_EQ(prop_type_supported,
CanDecodeAudioWithSpatialRendering(config_type, "'audio/aac'",
/*spatial_rendering*/ false));
// Test a handful of invalid strings.
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/wav; codecs=\"mp3\"'",
/*spatial_rendering*/ true));
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/webm; codecs=\"vp8\"'",
/*spatial_rendering*/ true));
// Dolby Atmos = Dolby Digital Plus + Spatial Rendering. Currently not
// supported.
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/mp4; codecs=\"ec-3\"'",
/*spatial_rendering*/ true));
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/mp4; codecs=\"mp4a.a6\"'",
/*spatial_rendering*/ true));
EXPECT_EQ(kUnsupported, CanDecodeAudioWithSpatialRendering(
config_type, "'audio/mp4; codecs=\"mp4a.A6\"'",
/*spatial_rendering*/ true));
}
// Cover basic HDR support.
IN_PROC_BROWSER_TEST_P(MediaCapabilitiesTestWithConfigType,
VideoTypesWithDynamicRange) {
constexpr std::string_view kSrgb = "srgb";
constexpr std::string_view kP3 = "p3";
constexpr std::string_view kRec2020 = "rec2020";
constexpr std::string_view kPq = "pq";
constexpr std::string_view kHlg = "hlg";
constexpr std::string_view kSmpteSt2086 = "smpteSt2086";
constexpr std::string_view kSmpteSt2094_10 = "smpteSt2094-10";
constexpr std::string_view kSmpteSt2094_40 = "smpteSt2094-40";
base::FilePath file_path =
media::GetTestDataFilePath(std::string(kDecodeTestFile));
const auto config_type = GetTypeString();
// None of the content types below are supported for WebRtc.
const std::string_view type_supported =
GetParam() != kWebRtc ? kSupported : kUnsupported;
const std::string_view prop_type_supported =
GetParam() != kWebRtc ? kPropSupported : kUnsupported;
EXPECT_TRUE(
NavigateToURL(shell(), content::GetFileUrlWithQuery(file_path, "")));
for (auto color_gamut : {kSrgb, kP3, kRec2020, kInvalid}) {
for (auto transfer_function : {kSrgb, kPq, kHlg, kInvalid}) {
// All valid color gamuts and transfer functions without HDR metadata
// should be supported.
auto is_invalid =
color_gamut == kInvalid || transfer_function == kInvalid;
EXPECT_EQ(is_invalid ? kError : type_supported,
CanDecodeVideoWithHdrMetadata(config_type,
"'video/webm; codecs=\"vp8\"'",
color_gamut, transfer_function));
// HdrMetadataType smpteSt2086 is supported w/ PQ transfer functions.
auto can_use_hdr_metadata = transfer_function == kPq;
EXPECT_EQ(
is_invalid ? kError
: (can_use_hdr_metadata ? type_supported : kUnsupported),
CanDecodeVideoWithHdrMetadata(config_type,
"'video/webm; codecs=\"vp8\"'",
color_gamut, transfer_function,
/*hdr_metadata_type=*/kSmpteSt2086));
// No other HdrMetadataType is currently supported.
for (auto hdr_metadata_type :
{kSmpteSt2094_10, kSmpteSt2094_40, kInvalid}) {
EXPECT_EQ(
is_invalid || hdr_metadata_type == kInvalid ? kError : kUnsupported,
CanDecodeVideoWithHdrMetadata(
config_type, "'video/webm; codecs=\"vp8\"'", color_gamut,
transfer_function, hdr_metadata_type));
}
}
}
// Make sure results are expected with some USE_PROPRIETARY_CODECS
EXPECT_EQ(prop_type_supported,
CanDecodeVideoWithHdrMetadata(config_type,
"'video/mp4; codecs=\"avc1.42E01E\"'",
/* colorGamut */ kP3,
/* transferFunction */ kPq));
EXPECT_EQ(prop_type_supported,
CanDecodeVideoWithHdrMetadata(config_type,
"'video/mp4; codecs=\"avc1.42101E\"'",
/* colorGamut */ kSrgb,
/* transferFunction */ kSrgb));
}
INSTANTIATE_TEST_SUITE_P(File,
MediaCapabilitiesTestWithConfigType,
::testing::Values(ConfigType::kFile));
INSTANTIATE_TEST_SUITE_P(MediaSource,
MediaCapabilitiesTestWithConfigType,
::testing::Values(ConfigType::kMediaSource));
INSTANTIATE_TEST_SUITE_P(WebRtc,
MediaCapabilitiesTestWithConfigType,
::testing::Values(ConfigType::kWebRtc));
} // namespace content