if (params == null) {
Log.w(TAG, "Settings ctor requires a non-null Camera.Parameters.");
return;
}
CameraCapabilities.Stringifier stringifier = capabilities.getStringifier();
setSizesLocked(false);
// Preview
Camera.Size paramPreviewSize = params.getPreviewSize();
setPreviewSize(new Size(paramPreviewSize.width, paramPreviewSize.height));
setPreviewFrameRate(params.getPreviewFrameRate());
int[] previewFpsRange = new int[2];
params.getPreviewFpsRange(previewFpsRange);
setPreviewFpsRange(previewFpsRange[Camera.Parameters.PREVIEW_FPS_MIN_INDEX],
previewFpsRange[Camera.Parameters.PREVIEW_FPS_MAX_INDEX]);
setPreviewFormat(params.getPreviewFormat());
// Capture: Focus, flash, zoom, exposure, scene mode.
if (capabilities.supports(CameraCapabilities.Feature.ZOOM)) {
setZoomRatio(params.getZoomRatios().get(params.getZoom()) / 100f);
} else {
setZoomRatio(CameraCapabilities.ZOOM_RATIO_UNZOOMED);
}
setExposureCompensationIndex(params.getExposureCompensation());
setFlashMode(stringifier.flashModeFromString(params.getFlashMode()));
setFocusMode(stringifier.focusModeFromString(params.getFocusMode()));
setSceneMode(stringifier.sceneModeFromString(params.getSceneMode()));
// Video capture.
if (capabilities.supports(CameraCapabilities.Feature.VIDEO_STABILIZATION)) {
setVideoStabilization(isVideoStabilizationEnabled());
}
setRecordingHintEnabled(TRUE.equals(params.get(RECORDING_HINT)));
// Output: Photo size, compression quality
setPhotoJpegCompressionQuality(params.getJpegQuality());
Camera.Size paramPictureSize = params.getPictureSize();
setPhotoSize(new Size(paramPictureSize.width, paramPictureSize.height));
setPhotoFormat(params.getPictureFormat());
