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1 /* | 1 /* |
2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2011 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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580 size_t count = pendingEvents.size(); | 580 size_t count = pendingEvents.size(); |
581 for (size_t index = 0; index < count; ++index) | 581 for (size_t index = 0; index < count; ++index) |
582 dispatchEvent(pendingEvents[index].release(), IGNORE_EXCEPTION); | 582 dispatchEvent(pendingEvents[index].release(), IGNORE_EXCEPTION); |
583 } | 583 } |
584 | 584 |
585 void MediaController::clearPositionTimerFired(Timer<MediaController>*) | 585 void MediaController::clearPositionTimerFired(Timer<MediaController>*) |
586 { | 586 { |
587 m_position = MediaPlayer::invalidTime(); | 587 m_position = MediaPlayer::invalidTime(); |
588 } | 588 } |
589 | 589 |
590 bool MediaController::hasAudio() const | |
591 { | |
592 for (size_t index = 0; index < m_mediaElements.size(); ++index) { | |
593 if (m_mediaElements[index]->hasAudio()) | |
594 return true; | |
595 } | |
596 return false; | |
597 } | |
598 | |
599 const AtomicString& MediaController::interfaceName() const | 590 const AtomicString& MediaController::interfaceName() const |
600 { | 591 { |
601 return EventTargetNames::MediaController; | 592 return EventTargetNames::MediaController; |
602 } | 593 } |
603 | 594 |
604 // The spec says to fire periodic timeupdate events (those sent while playing) e
very | 595 // The spec says to fire periodic timeupdate events (those sent while playing) e
very |
605 // "15 to 250ms", we choose the slowest frequency | 596 // "15 to 250ms", we choose the slowest frequency |
606 static const double maxTimeupdateEventFrequency = 0.25; | 597 static const double maxTimeupdateEventFrequency = 0.25; |
607 | 598 |
608 void MediaController::startTimeupdateTimer() | 599 void MediaController::startTimeupdateTimer() |
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622 { | 613 { |
623 double now = WTF::currentTime(); | 614 double now = WTF::currentTime(); |
624 double timedelta = now - m_previousTimeupdateTime; | 615 double timedelta = now - m_previousTimeupdateTime; |
625 | 616 |
626 if (timedelta < maxTimeupdateEventFrequency) | 617 if (timedelta < maxTimeupdateEventFrequency) |
627 return; | 618 return; |
628 | 619 |
629 scheduleEvent(EventTypeNames::timeupdate); | 620 scheduleEvent(EventTypeNames::timeupdate); |
630 m_previousTimeupdateTime = now; | 621 m_previousTimeupdateTime = now; |
631 } | 622 } |
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