bool MediaElementSession::playbackPermitted(const HTMLMediaElement& element) const
{
if (pageExplicitlyAllowsElementToAutoplayInline(element))
return true;
if (requiresFullscreenForVideoPlayback(element) && !fullscreenPermitted(element)) {
LOG(Media, "MediaElementSession::playbackPermitted - returning FALSE because of fullscreen restriction");
return false;
}
if (m_restrictions & OverrideUserGestureRequirementForMainContent && updateIsMainContent())
return true;
if (m_restrictions & RequireUserGestureForVideoRateChange && element.isVideo() && !ScriptController::processingUserGestureForMedia()) {
LOG(Media, "MediaElementSession::playbackPermitted - returning FALSE because of video rate change restriction");
return false;
}
if (m_restrictions & RequireUserGestureForAudioRateChange && (!element.isVideo() || element.hasAudio()) && !element.muted() && !ScriptController::processingUserGestureForMedia()) {
LOG(Media, "MediaElementSession::playbackPermitted - returning FALSE because of audio rate change restriction");
return false;
}
return true;
}
void MediaElementSession::mainContentCheckTimerFired()
{
if (!hasBehaviorRestriction(OverrideUserGestureRequirementForMainContent))
return;
updateIsMainContent();
}
bool MediaElementSession::dataLoadingPermitted(const HTMLMediaElement&) const
{
if (m_restrictions & OverrideUserGestureRequirementForMainContent && updateIsMainContent())
return true;
if (m_restrictions & RequireUserGestureForLoad && !ScriptController::processingUserGestureForMedia()) {
LOG(Media, "MediaElementSession::dataLoadingPermitted - returning FALSE");
return false;
}
return true;
}