Example #1
0
void
CameraControlImpl::OnHardwareStateChange(CameraControlListener::HardwareState aNewState,
                                         nsresult aReason)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread. On Gonk, it may be called from the camera's
  //  local binder thread, should the mediaserver process die.
  MutexAutoLock lock(mListenerLock);

  if (aNewState == mHardwareState) {
    DOM_CAMERA_LOGI("OnHardwareStateChange: state did not change from %d\n", mHardwareState);
    return;
  }

  const char* state[] = { "uninitialized", "closed", "open", "failed" };
  MOZ_ASSERT(aNewState >= 0);
  if (static_cast<unsigned int>(aNewState) < sizeof(state) / sizeof(state[0])) {
    DOM_CAMERA_LOGI("New hardware state is '%s' (reason=0x%x)\n",
      state[aNewState], aReason);
  } else {
    DOM_CAMERA_LOGE("OnHardwareStateChange: got invalid HardwareState value %d\n", aNewState);
  }

  mHardwareState = aNewState;
  mHardwareStateChangeReason = aReason;

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnHardwareStateChange(mHardwareState, mHardwareStateChangeReason);
  }
}
Example #2
0
void
CameraControlImpl::OnPreviewStateChange(CameraControlListener::PreviewState aNewState)
{
  // This callback runs on the Main Thread and the Camera Thread, and
  //  may run on the local binder thread, should the mediaserver
  //  process die.
  MutexAutoLock lock(mListenerLock);

  if (aNewState == mPreviewState) {
    DOM_CAMERA_LOGI("OnPreviewStateChange: state did not change from %d\n", mPreviewState);
    return;
  }

  const char* state[] = { "stopped", "paused", "started" };
  MOZ_ASSERT(aNewState >= 0);
  if (static_cast<unsigned int>(aNewState) < sizeof(state) / sizeof(state[0])) {
    DOM_CAMERA_LOGI("New preview state is '%s'\n", state[aNewState]);
  } else {
    DOM_CAMERA_LOGE("OnPreviewStateChange: got unknown PreviewState value %d\n", aNewState);
  }

  mPreviewState = aNewState;

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnPreviewStateChange(mPreviewState);
  }
}
Example #3
0
void
CameraControlImpl::OnSystemError(CameraControlListener::SystemContext aContext,
                                 nsresult aError)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread.
  RwLockAutoEnterRead lock(mListenerLock);

#ifdef PR_LOGGING
  const char* context[] = {
    "Camera Service"
  };
  if (static_cast<size_t>(aContext) < sizeof(context) / sizeof(context[0])) {
    DOM_CAMERA_LOGW("CameraControlImpl::OnSystemError : aContext='%s' (%d), aError=0x%x\n",
      context[aContext], aContext, aError);
  } else {
    DOM_CAMERA_LOGE("CameraControlImpl::OnSystemError : aContext=%d, aError=0x%x\n",
      aContext, aError);
  }
#endif

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnSystemError(aContext, aError);
  }
}
Example #4
0
void
CameraControlImpl::OnAutoFocusMoving(bool aIsMoving)
{
  MutexAutoLock lock(mListenerLock);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnAutoFocusMoving(aIsMoving);
  }
}
Example #5
0
void
CameraControlImpl::OnClosed()
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread.
  RwLockAutoEnterRead lock(mListenerLock);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnHardwareStateChange(CameraControlListener::kHardwareClosed);
  }
}
Example #6
0
void
CameraControlImpl::OnPoster(dom::BlobImpl* aBlobImpl)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread.
  MutexAutoLock lock(mListenerLock);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnPoster(aBlobImpl);
  }
}
Example #7
0
void
CameraControlImpl::OnTakePictureComplete(const uint8_t* aData, uint32_t aLength, const nsAString& aMimeType)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread. On Gonk, it is called from the camera
  //  library's snapshot thread.
  MutexAutoLock lock(mListenerLock);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnTakePictureComplete(aData, aLength, aMimeType);
  }
}
Example #8
0
void
CameraControlImpl::OnFacesDetected(const nsTArray<Face>& aFaces)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread. On Gonk, it is called from the camera
  //  library's face detection thread.
  MutexAutoLock lock(mListenerLock);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnFacesDetected(aFaces);
  }
}
Example #9
0
void
CameraControlImpl::OnAutoFocusComplete(bool aAutoFocusSucceeded)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread. On Gonk, it is called from the camera
  //  library's auto focus thread.
  MutexAutoLock lock(mListenerLock);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnAutoFocusComplete(aAutoFocusSucceeded);
  }
}
Example #10
0
void
CameraControlImpl::OnConfigurationChange()
{
  MOZ_ASSERT(NS_GetCurrentThread() == mCameraThread);
  MutexAutoLock lock(mListenerLock);

  DOM_CAMERA_LOGI("OnConfigurationChange : %zu listeners\n", mListeners.Length());

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnConfigurationChange(mCurrentConfiguration);
  }
}
Example #11
0
void
CameraControlImpl::AddListenerImpl(already_AddRefed<CameraControlListener> aListener)
{
  MutexAutoLock lock(mListenerLock);

  CameraControlListener* l = *mListeners.AppendElement() = aListener;
  DOM_CAMERA_LOGI("Added camera control listener %p\n", l);

  // Update the newly-added listener's state
  l->OnConfigurationChange(mCurrentConfiguration);
  l->OnHardwareStateChange(mHardwareState, mHardwareStateChangeReason);
  l->OnPreviewStateChange(mPreviewState);
}
Example #12
0
void
CameraControlImpl::OnShutter()
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread. On Gonk, it is called from the camera driver's
  //  preview thread.
  MutexAutoLock lock(mListenerLock);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnShutter();
  }
}
Example #13
0
void
CameraControlImpl::OnRateLimitPreview(bool aLimit)
{
  // This function runs on neither the Main Thread nor the Camera Thread.
  MutexAutoLock lock(mListenerLock);

  DOM_CAMERA_LOGI("OnRateLimitPreview: %d\n", aLimit);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnRateLimitPreview(aLimit);
  }
}
Example #14
0
void
CameraControlImpl::OnRecorderStateChange(CameraControlListener::RecorderState aState,
                                         int32_t aStatus, int32_t aTrackNumber)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread. On Gonk, it is called from the media encoder
  //  thread.
  MutexAutoLock lock(mListenerLock);

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnRecorderStateChange(aState, aStatus, aTrackNumber);
  }
}
Example #15
0
void
CameraControlImpl::OnError(CameraControlListener::CameraErrorContext aContext,
                           CameraControlListener::CameraError aError)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread.
  RwLockAutoEnterRead lock(mListenerLock);

#ifdef PR_LOGGING
  const char* error[] = {
    "api-failed",
    "init-failed",
    "invalid-configuration",
    "service-failed",
    "set-picture-size-failred",
    "set-thumbnail-size-failed",
    "unknown"
  };
  const char* context[] = {
    "StartCamera",
    "StopCamera",
    "AutoFocus",
    "TakePicture",
    "StartRecording",
    "StopRecording",
    "SetConfiguration",
    "StartPreview",
    "StopPreview",
    "Unspecified"
  };
  if (static_cast<unsigned int>(aError) < sizeof(error) / sizeof(error[0]) &&
    static_cast<unsigned int>(aContext) < sizeof(context) / sizeof(context[0])) {
    DOM_CAMERA_LOGW("CameraControlImpl::OnError : aContext='%s' (%u), aError='%s' (%u)\n",
      context[aContext], aContext, error[aError], aError);
  } else {
    DOM_CAMERA_LOGE("CameraControlImpl::OnError : aContext=%u, aError=%d\n",
      aContext, aError);
  }
#endif

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnError(aContext, aError);
  }
}
Example #16
0
bool
CameraControlImpl::OnNewPreviewFrame(layers::Image* aImage, uint32_t aWidth, uint32_t aHeight)
{
  // This function runs on neither the Main Thread nor the Camera Thread.
  //  On Gonk, it is called from the camera driver's preview thread.
  MutexAutoLock lock(mListenerLock);

  DOM_CAMERA_LOGI("OnNewPreviewFrame: we have %zu preview frame listener(s)\n",
    mListeners.Length());

  bool consumed = false;

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    consumed = l->OnNewPreviewFrame(aImage, aWidth, aHeight) || consumed;
  }
  return consumed;
}
Example #17
0
void
CameraControlImpl::OnUserError(CameraControlListener::UserContext aContext,
                               nsresult aError)
{
  // This callback can run on threads other than the Main Thread and
  //  the Camera Thread.
  MutexAutoLock lock(mListenerLock);

  const char* context[] = {
    "StartCamera",
    "StopCamera",
    "AutoFocus",
    "StartFaceDetection",
    "StopFaceDetection",
    "TakePicture",
    "StartRecording",
    "StopRecording",
    "PauseRecording",
    "ResumeRecording",
    "SetConfiguration",
    "StartPreview",
    "StopPreview",
    "SetPictureSize",
    "SetThumbnailSize",
    "ResumeContinuousFocus",
    "Unspecified"
  };
  if (static_cast<size_t>(aContext) < sizeof(context) / sizeof(context[0])) {
    DOM_CAMERA_LOGW("CameraControlImpl::OnUserError : aContext='%s' (%d), aError=0x%x\n",
      context[aContext], aContext, aError);
  } else {
    DOM_CAMERA_LOGE("CameraControlImpl::OnUserError : aContext=%d, aError=0x%x\n",
      aContext, aError);
  }

  for (uint32_t i = 0; i < mListeners.Length(); ++i) {
    CameraControlListener* l = mListeners[i];
    l->OnUserError(aContext, aError);
  }
}