Exemplos de CameraParameters::dump em C++ (Cpp)

Exemplo n.º 1

Arquivo: Capture.cpp Projeto: kumarrishav/silk

/**
 * Thread function that initializes the camera
 */
status_t CaptureCommand::initThreadCamera() {
  // Setup the camera
  int cameraId = 0;
  mCamera = Camera::connect(cameraId, String16(CAMERA_NAME),
      Camera::USE_CALLING_UID);
  if (mCamera == NULL) {
    ALOGE("Unable to connect to camera");
    return -1;
  }
  mRemote = mCamera->remote();

  FaceDetection faces(&mChannel);
  mCamera->setListener(&faces);

  {
    char previewSize[80];
    snprintf(previewSize, sizeof(previewSize), "%dx%d", sVideoSize.width, sVideoSize.height);
    CameraParameters params = mCamera->getParameters();
    params.set(CameraParameters::KEY_PREVIEW_SIZE, previewSize);
    params.set(CameraParameters::KEY_PREVIEW_FORMAT, "yuv420sp");
    status_t err = mCamera->setParameters(params.flatten());
    CHECK(err == 0);
    params = mCamera->getParameters();
    params.dump();
  }

  sOpenCVCameraCapture->setPreviewProducerListener(this);
  CHECK(setPreviewTarget() == 0);

  //CHECK(mCamera->sendCommand(CAMERA_CMD_START_FACE_DETECTION, CAMERA_FACE_DETECTION_SW, 0) == 0);
  CHECK(mCamera->sendCommand(CAMERA_CMD_ENABLE_FOCUS_MOVE_MSG, 1, 0) == 0);

  mCameraSource = CameraSource::CreateFromCamera(mRemote, mCamera->getRecordingProxy(), cameraId,
      String16(CAMERA_NAME, strlen(CAMERA_NAME)), Camera::USE_CALLING_UID,
      sVideoSize, sFPS,
      NULL, sUseMetaDataMode);
  CHECK_EQ(mCameraSource->initCheck(), ::OK);

  if (sInitCameraVideo) {
    mLooper = new ALooper;
    mLooper->setName("capture-looper");
    mLooper->start();

    sp<MediaSource> videoEncoder = prepareVideoEncoder(mLooper, mCameraSource);

    sp<MediaSource> audioSource(
      new AudioSource(
        AUDIO_SOURCE_MIC,
#ifdef TARGET_GE_MARSHMALLOW
        String16("silk-capture"),
#endif
        sAudioSampleRate,
        sAudioChannels
      )
    );
    sp<MediaSource> audioSourceEmitter =
      new AudioSourceEmitter(&mChannel, audioSource);
    sp<MediaSource> audioMutter =
      new AudioMutter(audioSourceEmitter);
    sp<MediaSource> audioEncoder =
      prepareAudioEncoder(mLooper, audioMutter);

    mSegmenter = new MPEG4SegmenterDASH(videoEncoder, audioEncoder, &mChannel);
    mSegmenter->run();

    mHardwareActive = true;
    notifyCameraEvent("initialized");

    // Block this thread while camera is running
    mSegmenter->join();
  } else {
    pthread_create(&mAudioThread, NULL, initThreadAudioOnlyWrapper, this);

    CHECK_EQ(mCameraSource->start(), ::OK);
    MediaSourceNullPuller cameraPuller(mCameraSource, "camera");
    if (!cameraPuller.loop()) {
      notifyCameraEvent("error");
    }
  }

  sOpenCVCameraCapture->setPreviewProducerListener(NULL);
  return 0;
}