diff options
Diffstat (limited to 'chromium/media/filters/stream_parser_factory.h')
| -rw-r--r-- | chromium/media/filters/stream_parser_factory.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/chromium/media/filters/stream_parser_factory.h b/chromium/media/filters/stream_parser_factory.h index 50544a5a93e..0f28977ab73 100644 --- a/chromium/media/filters/stream_parser_factory.h +++ b/chromium/media/filters/stream_parser_factory.h @@ -15,7 +15,9 @@ namespace media { +class AudioDecoderConfig; class StreamParser; +class VideoDecoderConfig; class MEDIA_EXPORT StreamParserFactory { public: @@ -36,10 +38,28 @@ class MEDIA_EXPORT StreamParserFactory { // Returns a new StreamParser object if |type| and all codecs listed in // |codecs| are supported. // Returns NULL otherwise. + // The |audio_config| and |video_config| overloads behave similarly, except + // the caller must provide a valid, supported decoder config; those overloads' + // usage indicates that we intend to buffer WebCodecs encoded audio or video + // chunks with this parser's ProcessChunks() method. Note that + // these overloads do not check support, unlike the |type| and |codecs| + // version. Support checking for WebCodecs-originated decoder configs could be + // async, and should be done by the caller if necessary as part of the decoder + // config creation rather than relying upon parser creation to do this + // potentially expensive step (this step is typically done in a synchronous + // API call by the web app, such as addSourceBuffer().) Like |type| and + // |codecs| versions, basic IsValidConfig() is done on configs emitted from + // the parser. Failing that catching an unsupported config, eventual pipeline + // error should occur for unsupported or invalid decoder configs during + // attempted decode. static std::unique_ptr<StreamParser> Create( const std::string& type, const std::vector<std::string>& codecs, MediaLog* media_log); + static std::unique_ptr<StreamParser> Create( + std::unique_ptr<AudioDecoderConfig> audio_config); + static std::unique_ptr<StreamParser> Create( + std::unique_ptr<VideoDecoderConfig> video_config); }; } // namespace media |