コード例 #1
0
void NavigatorMediaStream::webkitGetUserMedia(Navigator& navigator, const MediaStreamConstraints& options, NavigatorUserMediaSuccessCallback* successCallback, NavigatorUserMediaErrorCallback* errorCallback, ExceptionState& exceptionState)
{
    if (!successCallback)
        return;

    UserMediaController* userMedia = UserMediaController::from(navigator.frame());
    if (!userMedia) {
        exceptionState.throwDOMException(NotSupportedError, "No user media controller available; is this a detached window?");
        return;
    }

    String errorMessage;
    if (navigator.frame()->document()->isPrivilegedContext(errorMessage)) {
        UseCounter::count(navigator.frame(), UseCounter::GetUserMediaSecureOrigin);
    } else {
        UseCounter::countDeprecation(navigator.frame(), UseCounter::GetUserMediaInsecureOrigin);
        OriginsUsingFeatures::countAnyWorld(*navigator.frame()->document(), OriginsUsingFeatures::Feature::GetUserMediaInsecureOrigin);
        if (navigator.frame()->settings()->strictPowerfulFeatureRestrictions()) {
            exceptionState.throwSecurityError(ExceptionMessages::failedToExecute("webkitGetUserMedia", "Navigator", errorMessage));
            return;
        }
    }

    UserMediaRequest* request = UserMediaRequest::create(navigator.frame()->document(), userMedia, options, successCallback, errorCallback, exceptionState);
    if (!request) {
        ASSERT(exceptionState.hadException());
        return;
    }

    request->start();
}
コード例 #2
0
void NavigatorMediaStream::webkitGetUserMedia(Navigator& navigator, const Dictionary& options, PassOwnPtr<NavigatorUserMediaSuccessCallback> successCallback, PassOwnPtr<NavigatorUserMediaErrorCallback> errorCallback, ExceptionState& exceptionState)
{
    if (!successCallback)
        return;

    UserMediaController* userMedia = UserMediaController::from(navigator.frame());
    if (!userMedia) {
        exceptionState.throwDOMException(NotSupportedError, "No user media controller available; is this a detached window?");
        return;
    }

    UserMediaRequest* request = UserMediaRequest::create(navigator.frame()->document(), userMedia, options, successCallback, errorCallback, exceptionState);
    if (!request) {
        ASSERT(exceptionState.hadException());
        return;
    }

    request->start();
}
コード例 #3
0
ScriptPromise MediaDevices::getUserMedia(ScriptState* scriptState,
                                         const MediaStreamConstraints& options,
                                         ExceptionState& exceptionState) {
  ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState);

  NavigatorUserMediaSuccessCallback* successCallback =
      new PromiseSuccessCallback(resolver);
  NavigatorUserMediaErrorCallback* errorCallback =
      new PromiseErrorCallback(resolver);

  Document* document = toDocument(scriptState->getExecutionContext());
  UserMediaController* userMedia = UserMediaController::from(document->frame());
  if (!userMedia)
    return ScriptPromise::rejectWithDOMException(
        scriptState,
        DOMException::create(NotSupportedError,
                             "No media device controller available; is this a "
                             "detached window?"));

  MediaErrorState errorState;
  UserMediaRequest* request = UserMediaRequest::create(
      document, userMedia, options, successCallback, errorCallback, errorState);
  if (!request) {
    DCHECK(errorState.hadException());
    if (errorState.canGenerateException()) {
      errorState.raiseException(exceptionState);
      return exceptionState.reject(scriptState);
    }
    ScriptPromise rejectedPromise = resolver->promise();
    resolver->reject(errorState.createError());
    return rejectedPromise;
  }

  String errorMessage;
  if (!request->isSecureContextUse(errorMessage)) {
    return ScriptPromise::rejectWithDOMException(
        scriptState, DOMException::create(NotSupportedError, errorMessage));
  }

  request->start();
  return resolver->promise();
}
コード例 #4
0
ScriptPromise MediaDevices::getUserMedia(ScriptState* scriptState, const Dictionary& options, ExceptionState& exceptionState)
{
    RefPtrWillBeRawPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptState);

    NavigatorUserMediaSuccessCallback* successCallback = new PromiseSuccessCallback(resolver);
    NavigatorUserMediaErrorCallback* errorCallback = new PromiseErrorCallback(resolver);

    Document* document = toDocument(scriptState->executionContext());
    UserMediaController* userMedia = UserMediaController::from(document->frame());
    if (!userMedia)
        return ScriptPromise::rejectWithDOMException(scriptState, DOMException::create(NotSupportedError, "No media device controller available; is this a detached window?"));

    UserMediaRequest* request = UserMediaRequest::create(document, userMedia, options, successCallback, errorCallback, exceptionState);
    if (!request) {
        ASSERT(exceptionState.hadException());
        return exceptionState.reject(scriptState);
    }

    request->start();
    return resolver->promise();
}