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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <algorithm> | 5 #include <algorithm> |
6 #include <iterator> | 6 #include <iterator> |
7 #include <map> | 7 #include <map> |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/containers/hash_tables.h" | 10 #include "base/containers/hash_tables.h" |
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86 SupportsType IsSupportedStrictMediaMimeType( | 86 SupportsType IsSupportedStrictMediaMimeType( |
87 const std::string& mime_type, | 87 const std::string& mime_type, |
88 const std::vector<std::string>& codecs) const; | 88 const std::vector<std::string>& codecs) const; |
89 | 89 |
90 void RemoveProprietaryMediaTypesAndCodecsForTests(); | 90 void RemoveProprietaryMediaTypesAndCodecsForTests(); |
91 | 91 |
92 private: | 92 private: |
93 friend struct base::DefaultLazyInstanceTraits<MimeUtil>; | 93 friend struct base::DefaultLazyInstanceTraits<MimeUtil>; |
94 | 94 |
95 typedef base::hash_set<std::string> MimeMappings; | 95 typedef base::hash_set<std::string> MimeMappings; |
96 typedef std::map<std::string, MimeMappings> StrictMappings; | |
97 | 96 |
98 typedef std::vector<std::string> MimeExpressionMappings; | 97 typedef std::vector<std::string> MimeExpressionMappings; |
99 typedef std::map<std::string, MimeExpressionMappings> | 98 typedef std::map<std::string, MimeExpressionMappings> |
100 StrictExpressionMappings; | 99 StrictExpressionMappings; |
101 | 100 |
102 MimeUtil(); | 101 MimeUtil(); |
103 | 102 |
104 // Returns true if |codecs| is nonempty and all the items in it are present in | 103 // Returns true if |codecs| is nonempty and all the items in it are present in |
105 // |supported_codecs|. | 104 // |supported_codecs|. |
106 static bool AreSupportedCodecs(const MimeMappings& supported_codecs, | 105 static bool AreSupportedCodecs(const MimeExpressionMappings& supported_codecs, |
107 const std::vector<std::string>& codecs); | 106 const std::vector<std::string>& codecs); |
108 // Returns true is |codecs| is nonempty and all the items in it match with the | |
109 // codecs expression in |supported_codecs|. | |
110 static bool AreSupportedCodecsWithProfile( | |
111 const MimeExpressionMappings& supported_codecs, | |
112 const std::vector<std::string>& codecs); | |
113 | 107 |
114 // For faster lookup, keep hash sets. | 108 // For faster lookup, keep hash sets. |
115 void InitializeMimeTypeMaps(); | 109 void InitializeMimeTypeMaps(); |
116 | 110 |
117 bool GetMimeTypeFromExtensionHelper(const base::FilePath::StringType& ext, | 111 bool GetMimeTypeFromExtensionHelper(const base::FilePath::StringType& ext, |
118 bool include_platform_types, | 112 bool include_platform_types, |
119 std::string* mime_type) const; | 113 std::string* mime_type) const; |
120 | 114 |
121 MimeMappings image_map_; | 115 MimeMappings image_map_; |
122 MimeMappings media_map_; | 116 MimeMappings media_map_; |
123 MimeMappings non_image_map_; | 117 MimeMappings non_image_map_; |
124 MimeMappings unsupported_text_map_; | 118 MimeMappings unsupported_text_map_; |
125 MimeMappings javascript_map_; | 119 MimeMappings javascript_map_; |
126 MimeMappings codecs_map_; | 120 MimeExpressionMappings codecs_map_; |
127 | 121 |
128 // A map of mime_types and hash map of the supported codecs for the mime_type. | 122 // A map of mime_types and hash map of the supported codecs for the mime_type. |
129 StrictMappings strict_format_map_; | 123 StrictExpressionMappings strict_format_map_; |
130 // A map of MP4 mime_types which expect codecs with profile parameter and | 124 // A map of mime_types, which expect codecs which are RFC compliant but do not |
131 // vector of supported codecs expressions for the mime_type. | 125 // have sufficient informatation whether they are supported or not, and vector |
132 StrictExpressionMappings strict_mp4_format_map_; | 126 // of supported codecs expressions for the mime_type. |
127 StrictExpressionMappings inconclusive_format_map_; | |
133 }; // class MimeUtil | 128 }; // class MimeUtil |
134 | 129 |
135 // This variable is Leaky because we need to access it from WorkerPool threads. | 130 // This variable is Leaky because we need to access it from WorkerPool threads. |
136 static base::LazyInstance<MimeUtil>::Leaky g_mime_util = | 131 static base::LazyInstance<MimeUtil>::Leaky g_mime_util = |
137 LAZY_INSTANCE_INITIALIZER; | 132 LAZY_INSTANCE_INITIALIZER; |
138 | 133 |
139 struct MimeInfo { | 134 struct MimeInfo { |
140 const char* mime_type; | 135 const char* mime_type; |
141 const char* extensions; // comma separated list | 136 const char* extensions; // comma separated list |
142 }; | 137 }; |
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279 "image/bmp", | 274 "image/bmp", |
280 "image/vnd.microsoft.icon", // ico | 275 "image/vnd.microsoft.icon", // ico |
281 "image/x-icon", // ico | 276 "image/x-icon", // ico |
282 "image/x-xbitmap", // xbm | 277 "image/x-xbitmap", // xbm |
283 "image/x-png" | 278 "image/x-png" |
284 }; | 279 }; |
285 | 280 |
286 // A list of media types: http://en.wikipedia.org/wiki/Internet_media_type | 281 // A list of media types: http://en.wikipedia.org/wiki/Internet_media_type |
287 // A comprehensive mime type list: http://plugindoc.mozdev.org/winmime.php | 282 // A comprehensive mime type list: http://plugindoc.mozdev.org/winmime.php |
288 // This set of codecs is supported by all variations of Chromium. | 283 // This set of codecs is supported by all variations of Chromium. |
284 // (Except for 'video/ogg', which is not supported by Android.) | |
289 static const char* const common_media_types[] = { | 285 static const char* const common_media_types[] = { |
290 // Ogg. | 286 // Ogg. |
291 "audio/ogg", | 287 "audio/ogg", |
292 "application/ogg", | 288 "application/ogg", |
293 #if !defined(OS_ANDROID) // Android doesn't support Ogg Theora. | |
294 "video/ogg", | 289 "video/ogg", |
295 #endif | |
296 | 290 |
297 // WebM. | 291 // WebM. |
298 "video/webm", | 292 "video/webm", |
299 "audio/webm", | 293 "audio/webm", |
300 | 294 |
301 // Wav. | 295 // Wav. |
302 "audio/wav", | 296 "audio/wav", |
303 "audio/x-wav", | 297 "audio/x-wav", |
304 | 298 |
305 #if defined(OS_ANDROID) | 299 #if defined(OS_ANDROID) |
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318 "audio/x-m4a", | 312 "audio/x-m4a", |
319 | 313 |
320 // MP3. | 314 // MP3. |
321 "audio/mp3", | 315 "audio/mp3", |
322 "audio/x-mp3", | 316 "audio/x-mp3", |
323 "audio/mpeg", | 317 "audio/mpeg", |
324 }; | 318 }; |
325 | 319 |
326 // List of supported codecs when passed in with <source type="...">. | 320 // List of supported codecs when passed in with <source type="...">. |
327 // This set of codecs is supported by all variations of Chromium. | 321 // This set of codecs is supported by all variations of Chromium. |
322 // (Except for 'theora' and 'opus' (http://crbug.com/318436), which are not | |
323 // supported by Android.) | |
328 // | 324 // |
329 // Refer to http://wiki.whatwg.org/wiki/Video_type_parameters#Browser_Support | 325 // Refer to http://wiki.whatwg.org/wiki/Video_type_parameters#Browser_Support |
330 // for more information. | 326 // for more information. |
331 // | 327 // |
332 // The codecs for WAV are integers as defined in Appendix A of RFC2361: | 328 // The codecs for WAV are integers as defined in Appendix A of RFC2361: |
333 // http://tools.ietf.org/html/rfc2361 | 329 // http://tools.ietf.org/html/rfc2361 |
334 static const char* const common_media_codecs[] = { | 330 static const char* const common_media_codecs[] = { |
335 #if !defined(OS_ANDROID) // Android doesn't support Ogg Theora. | |
336 "theora", | 331 "theora", |
337 #endif | |
338 "opus", | 332 "opus", |
339 "vorbis", | 333 "vorbis", |
340 "vp8", | 334 "vp8", |
341 "vp9", | 335 "vp9", |
342 "1" // WAVE_FORMAT_PCM. | 336 "1" // WAVE_FORMAT_PCM. |
343 }; | 337 }; |
344 | 338 |
345 // List of proprietary codecs only supported by Google Chrome. | 339 // List of proprietary codecs only supported by Google Chrome. |
346 static const char* const proprietary_media_codecs[] = { | 340 static const char* const proprietary_media_codecs[] = { |
347 "avc1", | 341 "avc1", |
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436 return false; | 430 return false; |
437 | 431 |
438 // VP9 is supported only in KitKat+ (API Level 19). | 432 // VP9 is supported only in KitKat+ (API Level 19). |
439 if ((!codec.compare("vp9") || !codec.compare("vp9.0")) && | 433 if ((!codec.compare("vp9") || !codec.compare("vp9.0")) && |
440 base::android::BuildInfo::GetInstance()->sdk_int() < 19) { | 434 base::android::BuildInfo::GetInstance()->sdk_int() < 19) { |
441 return false; | 435 return false; |
442 } | 436 } |
443 | 437 |
444 // TODO(vigneshv): Change this similar to the VP9 check once Opus is | 438 // TODO(vigneshv): Change this similar to the VP9 check once Opus is |
445 // supported on Android (http://crbug.com/318436). | 439 // supported on Android (http://crbug.com/318436). |
446 if (!codec.compare("opus")) { | 440 if (!codec.compare("opus")) |
441 return false; | |
442 | |
443 // MPEG-2 AAC is not supported on Android | |
444 if (!codec.compare("mp4a.67")) | |
445 return false; | |
446 | |
447 // H.264 Main and High profiles are not supported on Android | |
448 if (!codec.compare("avc1.4d40??") || !codec.compare("avc3.4d40??") || | |
449 !codec.compare("avc1.4D40??") || !codec.compare("avc3.4D40??") || | |
450 !codec.compare("avc1.6400??") || !codec.compare("avc3.6400??")) { | |
447 return false; | 451 return false; |
448 } | 452 } |
453 | |
449 return true; | 454 return true; |
450 } | 455 } |
451 | 456 |
452 static bool IsMimeTypeSupportedOnAndroid(const std::string& mimeType) { | 457 static bool IsMimeTypeSupportedOnAndroid(const std::string& mimeType) { |
458 // Ogg Theora is not supported on Android | |
459 if (!mimeType.compare("video/ogg")) | |
460 return false; | |
461 | |
453 // HLS codecs are supported in ICS and above (API level 14) | 462 // HLS codecs are supported in ICS and above (API level 14) |
454 if ((!mimeType.compare("application/vnd.apple.mpegurl") || | 463 if ((!mimeType.compare("application/vnd.apple.mpegurl") || |
455 !mimeType.compare("application/x-mpegurl")) && | 464 !mimeType.compare("application/x-mpegurl")) && |
456 base::android::BuildInfo::GetInstance()->sdk_int() < 14) { | 465 base::android::BuildInfo::GetInstance()->sdk_int() < 14) { |
457 return false; | 466 return false; |
458 } | 467 } |
468 | |
459 return true; | 469 return true; |
460 } | 470 } |
461 #endif | 471 #endif |
462 | 472 |
463 struct MediaFormatStrict { | 473 struct MediaFormatStrict { |
464 const char* mime_type; | 474 const char* mime_type; |
465 const char* codecs_list; | 475 const char* codecs_list; |
466 }; | 476 }; |
467 | 477 |
468 static const MediaFormatStrict format_codec_mappings[] = { | |
469 { "video/webm", "opus,vorbis,vp8,vp8.0,vp9,vp9.0" }, | |
470 { "audio/webm", "opus,vorbis" }, | |
471 { "audio/wav", "1" }, | |
472 { "audio/x-wav", "1" }, | |
473 { "video/ogg", "opus,theora,vorbis" }, | |
474 { "audio/ogg", "opus,vorbis" }, | |
475 { "application/ogg", "opus,theora,vorbis" }, | |
476 { "audio/mpeg", "" }, | |
477 { "audio/mp3", "" }, | |
478 { "audio/x-mp3", "" } | |
479 }; | |
480 | |
481 // Following is the list of RFC 6381 compliant codecs: | 478 // Following is the list of RFC 6381 compliant codecs: |
482 // mp4a.6B - MPEG-1 audio | 479 // mp4a.6B - MPEG-1 audio |
483 // mp4a.69 - MPEG-2 extension to MPEG-1 | 480 // mp4a.69 - MPEG-2 extension to MPEG-1 |
484 // mp4a.67 - MPEG-2 AAC | 481 // mp4a.67 - MPEG-2 AAC |
485 // mp4a.40.2 - MPEG-4 AAC | 482 // mp4a.40.2 - MPEG-4 AAC |
486 // mp4a.40.5 - MPEG-4 HE-AAC | 483 // mp4a.40.5 - MPEG-4 HE-AACv1 |
487 // | 484 // |
488 // avc1.42E0xx - H.264 Baseline | 485 // avc1.42E0xx - H.264 Baseline |
489 // avc1.4D40xx - H.264 Main | 486 // avc1.4D40xx - H.264 Main |
490 // avc1.6400xx - H.264 High | 487 // avc1.6400xx - H.264 High |
488 static const char kProprietaryAudioCodecsExpression[] = | |
489 "mp4a.6B,mp4a.69,mp4a.67,mp4a.40.2,mp4a.40.5"; | |
490 static const char kProprietaryCodecsExpression[] = | |
491 "avc1.42E0??,avc1.42e0??,avc1.4D40??,avc1.4d40??,avc1.6400??," | |
492 "avc3.42E0??,avc3.42e0??,avc3.4D40??,avc3.4d40??,avc3.6400??," | |
493 "mp4a.6B,mp4a.69,mp4a.67,mp4a.40.2,mp4a.40.5"; | |
494 | |
495 static const MediaFormatStrict format_codec_mappings[] = { | |
496 {"video/webm", "opus,vorbis,vp8,vp8.0,vp9,vp9.0"}, | |
497 {"audio/webm", "opus,vorbis"}, | |
498 {"audio/wav", "1"}, | |
499 {"audio/x-wav", "1"}, | |
500 {"video/ogg", "opus,theora,vorbis"}, | |
501 {"audio/ogg", "opus,vorbis"}, | |
502 {"application/ogg", "opus,theora,vorbis"}, | |
503 {"audio/mpeg", ""}, | |
504 {"audio/mp3", ""}, | |
505 {"audio/x-mp3", ""}, | |
506 {"audio/mp4", kProprietaryAudioCodecsExpression}, | |
507 {"audio/x-m4a", kProprietaryAudioCodecsExpression}, | |
508 {"video/mp4", kProprietaryCodecsExpression}, | |
509 {"video/x-m4v", kProprietaryCodecsExpression}, | |
510 {"application/x-mpegurl", kProprietaryCodecsExpression}, | |
511 {"application/vnd.apple.mpegurl", kProprietaryCodecsExpression} | |
512 }; | |
513 | |
514 // Following is the list of codecs that are RFC 6381 compliant, but support for | |
515 // which varies with platform and cannot be determined beforehand. | |
516 // mp4a.40 | |
517 // avc1 | |
518 // avc3 | |
491 // | 519 // |
492 // Additionally, several non-RFC compliant codecs are allowed, due to their | 520 // Additionally, several non-RFC compliant codecs are allowed, due to their |
493 // existing use on web. | 521 // existing use on web. |
494 // mp4a.40 | |
495 // avc1.xxxxxx | 522 // avc1.xxxxxx |
496 // avc3.xxxxxx | 523 // avc3.xxxxxx |
497 // mp4a.6x | 524 static const char kInconclusiveProprietaryAudioCodecsExpression[] = |
498 static const char kProprietaryAudioCodecsExpression[] = | 525 "mp4a.40,mp4a.66,mp4a.68"; |
499 "mp4a.6?,mp4a.40,mp4a.40.?"; | 526 static const char kInconclusiveProprietaryCodecsExpression[] = |
500 static const char kProprietaryCodecsExpression[] = | 527 "avc1,avc1.??????,avc3,avc3.??????,mp4a.40,mp4a.66,mp4a.68"; |
501 "avc1,avc3,avc1.??????,avc3.??????,mp4a.6?,mp4a.40,mp4a.40.?"; | |
502 | 528 |
503 static const MediaFormatStrict format_mp4_codec_mappings[] = { | 529 static const MediaFormatStrict format_inconclusive_codec_mappings[] = { |
504 { "audio/mp4", kProprietaryAudioCodecsExpression }, | 530 {"audio/mp4", kInconclusiveProprietaryAudioCodecsExpression}, |
505 { "audio/x-m4a", kProprietaryAudioCodecsExpression }, | 531 {"audio/x-m4a", kInconclusiveProprietaryAudioCodecsExpression}, |
506 { "video/mp4", kProprietaryCodecsExpression }, | 532 {"video/mp4", kInconclusiveProprietaryCodecsExpression}, |
507 { "video/x-m4v", kProprietaryCodecsExpression }, | 533 {"video/x-m4v", kInconclusiveProprietaryCodecsExpression}, |
508 { "application/x-mpegurl", kProprietaryCodecsExpression }, | 534 {"application/x-mpegurl", kInconclusiveProprietaryCodecsExpression}, |
509 { "application/vnd.apple.mpegurl", kProprietaryCodecsExpression } | 535 {"application/vnd.apple.mpegurl", kInconclusiveProprietaryCodecsExpression} |
510 }; | 536 }; |
511 | 537 |
512 MimeUtil::MimeUtil() { | 538 MimeUtil::MimeUtil() { |
513 InitializeMimeTypeMaps(); | 539 InitializeMimeTypeMaps(); |
514 } | 540 } |
515 | 541 |
516 // static | 542 // static |
517 bool MimeUtil::AreSupportedCodecs(const MimeMappings& supported_codecs, | 543 // Checks all the codecs present in the |codecs| against the entries in |
518 const std::vector<std::string>& codecs) { | 544 // |supported_codecs|. Returns true only if |codecs| is non-empty and all the |
545 // codecs match |supported_codecs| expressions. | |
546 bool MimeUtil::AreSupportedCodecs( | |
547 const MimeExpressionMappings& supported_codecs, | |
548 const std::vector<std::string>& codecs) { | |
519 if (supported_codecs.empty()) | 549 if (supported_codecs.empty()) |
520 return codecs.empty(); | 550 return codecs.empty(); |
521 | 551 |
522 for (size_t i = 0; i < codecs.size(); ++i) { | 552 for (size_t i = 0; i < codecs.size(); ++i) { |
523 if (supported_codecs.find(codecs[i]) == supported_codecs.end()) | |
524 return false; | |
525 } | |
526 return !codecs.empty(); | |
527 } | |
528 | |
529 // Checks all the codecs present in the |codecs| against the entries in | |
530 // |supported_codecs|. Returns true only if |codecs| is non-empty and all the | |
531 // codecs match |supported_codecs| expressions. | |
532 bool MimeUtil::AreSupportedCodecsWithProfile( | |
533 const MimeExpressionMappings& supported_codecs, | |
534 const std::vector<std::string>& codecs) { | |
535 DCHECK(!supported_codecs.empty()); | |
536 for (size_t i = 0; i < codecs.size(); ++i) { | |
537 bool codec_matched = false; | 553 bool codec_matched = false; |
538 for (size_t j = 0; j < supported_codecs.size(); ++j) { | 554 for (size_t j = 0; j < supported_codecs.size(); ++j) { |
539 if (!MatchPattern(base::StringPiece(codecs[i]), | 555 if (!MatchPattern(base::StringPiece(codecs[i]), |
540 base::StringPiece(supported_codecs[j]))) { | 556 base::StringPiece(supported_codecs[j]))) { |
541 continue; | 557 continue; |
542 } | 558 } |
543 // If suffix exists, check whether it is hexadecimal. | 559 // If suffix exists, check whether it is hexadecimal. |
544 for (size_t wildcard_pos = supported_codecs[j].find('?'); | 560 for (size_t wildcard_pos = supported_codecs[j].find('?'); |
545 wildcard_pos != std::string::npos && | 561 wildcard_pos != std::string::npos && |
546 wildcard_pos < supported_codecs[j].length(); | 562 wildcard_pos < supported_codecs[j].length(); |
547 wildcard_pos = supported_codecs[j].find('?', wildcard_pos + 1)) { | 563 wildcard_pos = supported_codecs[j].find('?', wildcard_pos + 1)) { |
548 // Don't enforce case sensitivity, even though it's called for, as it | 564 // Don't enforce case sensitivity, even though it's called for, as it |
549 // would break some websites. | 565 // would break some websites. |
550 if (wildcard_pos >= codecs[i].length() || | 566 if (wildcard_pos >= codecs[i].length() || |
551 !IsHexDigit(codecs[i].at(wildcard_pos))) { | 567 !IsHexDigit(codecs[i].at(wildcard_pos))) { |
552 return false; | 568 return false; |
553 } | 569 } |
554 } | 570 } |
555 codec_matched = true; | 571 codec_matched = true; |
556 break; | 572 break; |
557 } | 573 } |
558 if (!codec_matched) | 574 if (!codec_matched) |
559 return false; | 575 return false; |
560 } | 576 } |
577 | |
561 return !codecs.empty(); | 578 return !codecs.empty(); |
562 } | 579 } |
563 | 580 |
564 void MimeUtil::InitializeMimeTypeMaps() { | 581 void MimeUtil::InitializeMimeTypeMaps() { |
565 for (size_t i = 0; i < arraysize(supported_image_types); ++i) | 582 for (size_t i = 0; i < arraysize(supported_image_types); ++i) |
566 image_map_.insert(supported_image_types[i]); | 583 image_map_.insert(supported_image_types[i]); |
567 | 584 |
568 // Initialize the supported non-image types. | 585 // Initialize the supported non-image types. |
569 for (size_t i = 0; i < arraysize(supported_non_image_types); ++i) | 586 for (size_t i = 0; i < arraysize(supported_non_image_types); ++i) |
570 non_image_map_.insert(supported_non_image_types[i]); | 587 non_image_map_.insert(supported_non_image_types[i]); |
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600 #endif | 617 #endif |
601 | 618 |
602 for (size_t i = 0; i < arraysize(supported_javascript_types); ++i) | 619 for (size_t i = 0; i < arraysize(supported_javascript_types); ++i) |
603 javascript_map_.insert(supported_javascript_types[i]); | 620 javascript_map_.insert(supported_javascript_types[i]); |
604 | 621 |
605 for (size_t i = 0; i < arraysize(common_media_codecs); ++i) { | 622 for (size_t i = 0; i < arraysize(common_media_codecs); ++i) { |
606 #if defined(OS_ANDROID) | 623 #if defined(OS_ANDROID) |
607 if (!IsCodecSupportedOnAndroid(common_media_codecs[i])) | 624 if (!IsCodecSupportedOnAndroid(common_media_codecs[i])) |
608 continue; | 625 continue; |
609 #endif | 626 #endif |
610 codecs_map_.insert(common_media_codecs[i]); | 627 codecs_map_.push_back(common_media_codecs[i]); |
611 } | 628 } |
612 #if defined(USE_PROPRIETARY_CODECS) | 629 #if defined(USE_PROPRIETARY_CODECS) |
613 for (size_t i = 0; i < arraysize(proprietary_media_codecs); ++i) | 630 for (size_t i = 0; i < arraysize(proprietary_media_codecs); ++i) |
614 codecs_map_.insert(proprietary_media_codecs[i]); | 631 codecs_map_.push_back(proprietary_media_codecs[i]); |
615 #endif | 632 #endif |
616 | 633 |
617 // Initialize the strict supported media types. | 634 // Initialize the strict supported media types. |
618 for (size_t i = 0; i < arraysize(format_codec_mappings); ++i) { | 635 for (size_t i = 0; i < arraysize(format_codec_mappings); ++i) { |
619 std::vector<std::string> mime_type_codecs; | 636 std::vector<std::string> mime_type_codecs; |
620 ParseCodecString(format_codec_mappings[i].codecs_list, | 637 ParseCodecString(format_codec_mappings[i].codecs_list, |
621 &mime_type_codecs, | 638 &mime_type_codecs, |
622 false); | 639 false); |
623 | 640 |
624 MimeMappings codecs; | 641 MimeExpressionMappings codecs; |
625 for (size_t j = 0; j < mime_type_codecs.size(); ++j) { | 642 for (size_t j = 0; j < mime_type_codecs.size(); ++j) { |
626 #if defined(OS_ANDROID) | 643 #if defined(OS_ANDROID) |
627 if (!IsCodecSupportedOnAndroid(mime_type_codecs[j])) | 644 if (!IsCodecSupportedOnAndroid(mime_type_codecs[j])) |
628 continue; | 645 continue; |
629 #endif | 646 #endif |
630 codecs.insert(mime_type_codecs[j]); | 647 codecs.push_back(mime_type_codecs[j]); |
631 } | 648 } |
632 strict_format_map_[format_codec_mappings[i].mime_type] = codecs; | 649 strict_format_map_[format_codec_mappings[i].mime_type] = codecs; |
633 } | 650 } |
634 for (size_t i = 0; i < arraysize(format_mp4_codec_mappings); ++i) { | 651 for (size_t i = 0; i < arraysize(format_inconclusive_codec_mappings); ++i) { |
635 std::vector<std::string> mime_type_codecs; | 652 std::vector<std::string> mime_type_codecs; |
636 ParseCodecString( | 653 ParseCodecString( |
637 format_mp4_codec_mappings[i].codecs_list, &mime_type_codecs, false); | 654 format_inconclusive_codec_mappings[i].codecs_list, &mime_type_codecs, |
655 false); | |
638 | 656 |
639 MimeExpressionMappings codecs; | 657 MimeExpressionMappings codecs; |
640 for (size_t j = 0; j < mime_type_codecs.size(); ++j) | 658 for (size_t j = 0; j < mime_type_codecs.size(); ++j) { |
659 #if defined(OS_ANDROID) | |
660 if (!IsCodecSupportedOnAndroid(mime_type_codecs[j])) | |
661 continue; | |
662 #endif | |
641 codecs.push_back(mime_type_codecs[j]); | 663 codecs.push_back(mime_type_codecs[j]); |
642 strict_mp4_format_map_[format_mp4_codec_mappings[i].mime_type] = codecs; | 664 } |
665 inconclusive_format_map_[format_inconclusive_codec_mappings[i].mime_type] = | |
666 codecs; | |
643 } | 667 } |
644 } | 668 } |
645 | 669 |
646 bool MimeUtil::IsSupportedImageMimeType(const std::string& mime_type) const { | 670 bool MimeUtil::IsSupportedImageMimeType(const std::string& mime_type) const { |
647 return image_map_.find(mime_type) != image_map_.end(); | 671 return image_map_.find(mime_type) != image_map_.end(); |
648 } | 672 } |
649 | 673 |
650 bool MimeUtil::IsSupportedMediaMimeType(const std::string& mime_type) const { | 674 bool MimeUtil::IsSupportedMediaMimeType(const std::string& mime_type) const { |
651 return media_map_.find(mime_type) != media_map_.end(); | 675 return media_map_.find(mime_type) != media_map_.end(); |
652 } | 676 } |
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814 for (std::vector<std::string>::iterator it = codecs_out->begin(); | 838 for (std::vector<std::string>::iterator it = codecs_out->begin(); |
815 it != codecs_out->end(); | 839 it != codecs_out->end(); |
816 ++it) { | 840 ++it) { |
817 size_t found = it->find_first_of('.'); | 841 size_t found = it->find_first_of('.'); |
818 if (found != std::string::npos) | 842 if (found != std::string::npos) |
819 it->resize(found); | 843 it->resize(found); |
820 } | 844 } |
821 } | 845 } |
822 | 846 |
823 bool MimeUtil::IsStrictMediaMimeType(const std::string& mime_type) const { | 847 bool MimeUtil::IsStrictMediaMimeType(const std::string& mime_type) const { |
824 if (strict_format_map_.find(mime_type) == strict_format_map_.end() && | 848 if (strict_format_map_.find(mime_type) == strict_format_map_.end()) |
825 strict_mp4_format_map_.find(mime_type) == strict_mp4_format_map_.end()) | |
826 return false; | 849 return false; |
827 return true; | 850 return true; |
828 } | 851 } |
829 | 852 |
830 SupportsType MimeUtil::IsSupportedStrictMediaMimeType( | 853 SupportsType MimeUtil::IsSupportedStrictMediaMimeType( |
831 const std::string& mime_type, | 854 const std::string& mime_type, |
832 const std::vector<std::string>& codecs) const { | 855 const std::vector<std::string>& codecs) const { |
833 StrictMappings::const_iterator it_strict_map = | 856 StrictExpressionMappings::const_iterator it_strict_map = |
834 strict_format_map_.find(mime_type); | 857 strict_format_map_.find(mime_type); |
835 if ((it_strict_map != strict_format_map_.end()) && | 858 if ((it_strict_map != strict_format_map_.end()) && |
836 AreSupportedCodecs(it_strict_map->second, codecs)) { | 859 AreSupportedCodecs(it_strict_map->second, codecs)) { |
837 return IsSupported; | 860 return IsSupported; |
838 } | 861 } |
839 | 862 |
840 StrictExpressionMappings::const_iterator it_expression_map = | 863 StrictExpressionMappings::const_iterator it_expression_map = |
841 strict_mp4_format_map_.find(mime_type); | 864 inconclusive_format_map_.find(mime_type); |
842 if ((it_expression_map != strict_mp4_format_map_.end()) && | 865 if (it_expression_map != inconclusive_format_map_.end()) { |
843 AreSupportedCodecsWithProfile(it_expression_map->second, codecs)) { | 866 MimeExpressionMappings all_supported_codecs = it_expression_map->second; |
amogh.bihani
2014/07/11 09:03:53
Now the coping part has moved here :(. I am sorry
Ryan Sleevi
2014/07/11 18:51:17
I'm sorry, I'm still not clear why you need to sto
| |
844 return MayBeSupported; | 867 if (it_strict_map != strict_format_map_.end()) { |
868 all_supported_codecs.insert(all_supported_codecs.end(), | |
869 it_strict_map->second.begin(), it_strict_map->second.end()); | |
870 } | |
871 if (AreSupportedCodecs(all_supported_codecs, codecs)) | |
872 return MayBeSupported; | |
845 } | 873 } |
846 | 874 |
847 if (codecs.empty()) | 875 if (codecs.empty()) |
848 return MayBeSupported; | 876 return MayBeSupported; |
849 | 877 |
850 return IsNotSupported; | 878 return IsNotSupported; |
851 } | 879 } |
852 | 880 |
853 void MimeUtil::RemoveProprietaryMediaTypesAndCodecsForTests() { | 881 void MimeUtil::RemoveProprietaryMediaTypesAndCodecsForTests() { |
854 for (size_t i = 0; i < arraysize(proprietary_media_types); ++i) { | 882 for (size_t i = 0; i < arraysize(proprietary_media_types); ++i) { |
855 non_image_map_.erase(proprietary_media_types[i]); | 883 non_image_map_.erase(proprietary_media_types[i]); |
856 media_map_.erase(proprietary_media_types[i]); | 884 media_map_.erase(proprietary_media_types[i]); |
857 } | 885 } |
858 for (size_t i = 0; i < arraysize(proprietary_media_codecs); ++i) | 886 for (size_t i = 0; i < arraysize(proprietary_media_codecs); ++i) { |
859 codecs_map_.erase(proprietary_media_codecs[i]); | 887 codecs_map_.erase(std::remove(codecs_map_.begin(), |
888 codecs_map_.end(), | |
889 proprietary_media_codecs[i]), | |
890 codecs_map_.end()); | |
891 } | |
860 } | 892 } |
861 | 893 |
862 //---------------------------------------------------------------------------- | 894 //---------------------------------------------------------------------------- |
863 // Wrappers for the singleton | 895 // Wrappers for the singleton |
864 //---------------------------------------------------------------------------- | 896 //---------------------------------------------------------------------------- |
865 | 897 |
866 bool GetMimeTypeFromExtension(const base::FilePath::StringType& ext, | 898 bool GetMimeTypeFromExtension(const base::FilePath::StringType& ext, |
867 std::string* mime_type) { | 899 std::string* mime_type) { |
868 return g_mime_util.Get().GetMimeTypeFromExtension(ext, mime_type); | 900 return g_mime_util.Get().GetMimeTypeFromExtension(ext, mime_type); |
869 } | 901 } |
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1175 post_data->append("\r\n" + value + "\r\n"); | 1207 post_data->append("\r\n" + value + "\r\n"); |
1176 } | 1208 } |
1177 | 1209 |
1178 void AddMultipartFinalDelimiterForUpload(const std::string& mime_boundary, | 1210 void AddMultipartFinalDelimiterForUpload(const std::string& mime_boundary, |
1179 std::string* post_data) { | 1211 std::string* post_data) { |
1180 DCHECK(post_data); | 1212 DCHECK(post_data); |
1181 post_data->append("--" + mime_boundary + "--\r\n"); | 1213 post_data->append("--" + mime_boundary + "--\r\n"); |
1182 } | 1214 } |
1183 | 1215 |
1184 } // namespace net | 1216 } // namespace net |
OLD | NEW |