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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef WebMediaRecorderHandler_h |
| 6 #define WebMediaRecorderHandler_h |
| 7 |
| 8 #include "WebCommon.h" |
| 9 |
| 10 namespace blink { |
| 11 |
| 12 class WebMediaRecorderHandlerClient; |
| 13 class WebMediaStream; |
| 14 class WebString; |
| 15 |
| 16 // Platform interface of a MediaRecorder. |
| 17 class BLINK_PLATFORM_EXPORT WebMediaRecorderHandler { |
| 18 public: |
| 19 virtual ~WebMediaRecorderHandler() = default; |
| 20 virtual bool initialize(WebMediaRecorderHandlerClient* client, const WebMedi
aStream& stream, const WebString& mimeType) { return false; } |
| 21 virtual bool start() { return false; } |
| 22 virtual bool start(int timeslice) { return false; } |
| 23 virtual void stop() {} |
| 24 virtual void pause() {} |
| 25 virtual void resume() {} |
| 26 |
| 27 // MediaRecorder API canRecordMimeType() is a tristate in which the returned |
| 28 // value 'probably' means that "the user agent is confident that mimeType |
| 29 // represents a type that it can record" [1], but a number of reasons might |
| 30 // prevent a firm answer at this stage, so a boolean is a better option, |
| 31 // because "Implementors are encouraged to return "maybe" unless the type |
| 32 // can be confidently established as being supported or not." [1]. |
| 33 // [1] https://w3c.github.io/mediacapture-record/MediaRecorder.html#methods |
| 34 virtual bool canSupportMimeType(const WebString& mimeType) { return false; } |
| 35 }; |
| 36 |
| 37 } // namespace blink |
| 38 |
| 39 #endif // WebMediaRecorderHandler_h |
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