void
CameraClient::
onMetadataAvailable(camera_metadata_t *result, camera_metadata_t *charateristic) {
ALOGV("onMetadataAvailable");
Mutex::Autolock lock(mLock);
// metadata callback
// clone camera_metadata_t
CameraMetadata result_cb(clone_camera_metadata(result));
CameraMetadata charateristic_cb(clone_camera_metadata(charateristic));
sp<IMetadataCallbacks> remoteCb = mMetadataCallback;
if (remoteCb != NULL) {
remoteCb->onMetadataReceived(result_cb, charateristic_cb);
}
}
CameraMetadata &CameraMetadata::operator=(const camera_metadata_t *buffer) {
if (CC_LIKELY(buffer != mBuffer)) {
camera_metadata_t *newBuffer = clone_camera_metadata(buffer);
clear();
mBuffer = newBuffer;
}
return *this;
}
CameraMetadata::CameraMetadata(const CameraMetadata &other) {
mBuffer = clone_camera_metadata(other.mBuffer);
}
int UsbCamera::initStaticInfo() {
/*
* Setup static camera info. This will have to customized per camera
* device.
* TODO: this is just some sample code, need tailor for USB cameras.
*/
if (mStaticInfo != NULL) {
free_camera_metadata(mStaticInfo);
}
Metadata m;
/* android.control */
int32_t android_control_ae_available_target_fps_ranges[] = {30, 30};
m.addInt32(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,
ARRAY_SIZE(android_control_ae_available_target_fps_ranges),
android_control_ae_available_target_fps_ranges);
int32_t android_control_ae_compensation_range[] = {-4, 4};
m.addInt32(ANDROID_CONTROL_AE_COMPENSATION_RANGE,
ARRAY_SIZE(android_control_ae_compensation_range),
android_control_ae_compensation_range);
camera_metadata_rational_t android_control_ae_compensation_step[] = {{2,1}};
m.addRational(ANDROID_CONTROL_AE_COMPENSATION_STEP,
ARRAY_SIZE(android_control_ae_compensation_step),
android_control_ae_compensation_step);
int32_t android_control_max_regions[] = {/*AE*/ 1,/*AWB*/ 1,/*AF*/ 1};
m.addInt32(ANDROID_CONTROL_MAX_REGIONS,
ARRAY_SIZE(android_control_max_regions),
android_control_max_regions);
/* android.jpeg */
int32_t android_jpeg_available_thumbnail_sizes[] = {0, 0, 128, 96};
m.addInt32(ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES,
ARRAY_SIZE(android_jpeg_available_thumbnail_sizes),
android_jpeg_available_thumbnail_sizes);
int32_t android_jpeg_max_size[] = {13 * 1024 * 1024}; // 13MB
m.addInt32(ANDROID_JPEG_MAX_SIZE,
ARRAY_SIZE(android_jpeg_max_size),
android_jpeg_max_size);
/* android.lens */
float android_lens_info_available_focal_lengths[] = {1.0};
m.addFloat(ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS,
ARRAY_SIZE(android_lens_info_available_focal_lengths),
android_lens_info_available_focal_lengths);
/* android.request */
int32_t android_request_max_num_output_streams[] = {0, 3, 1};
m.addInt32(ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS,
ARRAY_SIZE(android_request_max_num_output_streams),
android_request_max_num_output_streams);
/* android.scaler */
int32_t android_scaler_available_formats[] = {
HAL_PIXEL_FORMAT_RAW16,
HAL_PIXEL_FORMAT_BLOB,
HAL_PIXEL_FORMAT_RGBA_8888,
HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED,
// These are handled by YCbCr_420_888
// HAL_PIXEL_FORMAT_YV12,
// HAL_PIXEL_FORMAT_YCrCb_420_SP,
HAL_PIXEL_FORMAT_YCbCr_420_888};
m.addInt32(ANDROID_SCALER_AVAILABLE_FORMATS,
ARRAY_SIZE(android_scaler_available_formats),
android_scaler_available_formats);
int64_t android_scaler_available_jpeg_min_durations[] = {1};
m.addInt64(ANDROID_SCALER_AVAILABLE_JPEG_MIN_DURATIONS,
ARRAY_SIZE(android_scaler_available_jpeg_min_durations),
android_scaler_available_jpeg_min_durations);
int32_t android_scaler_available_jpeg_sizes[] = {640, 480};
m.addInt32(ANDROID_SCALER_AVAILABLE_JPEG_SIZES,
ARRAY_SIZE(android_scaler_available_jpeg_sizes),
android_scaler_available_jpeg_sizes);
float android_scaler_available_max_digital_zoom[] = {1};
m.addFloat(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM,
ARRAY_SIZE(android_scaler_available_max_digital_zoom),
android_scaler_available_max_digital_zoom);
int64_t android_scaler_available_processed_min_durations[] = {1};
m.addInt64(ANDROID_SCALER_AVAILABLE_PROCESSED_MIN_DURATIONS,
ARRAY_SIZE(android_scaler_available_processed_min_durations),
android_scaler_available_processed_min_durations);
int32_t android_scaler_available_processed_sizes[] = {640, 480};
m.addInt32(ANDROID_SCALER_AVAILABLE_PROCESSED_SIZES,
ARRAY_SIZE(android_scaler_available_processed_sizes),
android_scaler_available_processed_sizes);
int64_t android_scaler_available_raw_min_durations[] = {1};
m.addInt64(ANDROID_SCALER_AVAILABLE_RAW_MIN_DURATIONS,
ARRAY_SIZE(android_scaler_available_raw_min_durations),
android_scaler_available_raw_min_durations);
int32_t android_scaler_available_raw_sizes[] = {640, 480};
m.addInt32(ANDROID_SCALER_AVAILABLE_RAW_SIZES,
ARRAY_SIZE(android_scaler_available_raw_sizes),
android_scaler_available_raw_sizes);
/* android.sensor */
int32_t android_sensor_info_active_array_size[] = {0, 0, 640, 480};
m.addInt32(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE,
ARRAY_SIZE(android_sensor_info_active_array_size),
android_sensor_info_active_array_size);
int32_t android_sensor_info_sensitivity_range[] =
{100, 1600};
m.addInt32(ANDROID_SENSOR_INFO_SENSITIVITY_RANGE,
ARRAY_SIZE(android_sensor_info_sensitivity_range),
android_sensor_info_sensitivity_range);
int64_t android_sensor_info_max_frame_duration[] = {30000000000};
m.addInt64(ANDROID_SENSOR_INFO_MAX_FRAME_DURATION,
ARRAY_SIZE(android_sensor_info_max_frame_duration),
android_sensor_info_max_frame_duration);
float android_sensor_info_physical_size[] = {3.2, 2.4};
m.addFloat(ANDROID_SENSOR_INFO_PHYSICAL_SIZE,
ARRAY_SIZE(android_sensor_info_physical_size),
android_sensor_info_physical_size);
int32_t android_sensor_info_pixel_array_size[] = {640, 480};
m.addInt32(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE,
ARRAY_SIZE(android_sensor_info_pixel_array_size),
android_sensor_info_pixel_array_size);
int32_t android_sensor_orientation[] = {0};
m.addInt32(ANDROID_SENSOR_ORIENTATION,
ARRAY_SIZE(android_sensor_orientation),
android_sensor_orientation);
/* End of static camera characteristics */
mStaticInfo = clone_camera_metadata(m.get());
return 0;
}
