@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
boolean useFrontCamera = getArguments().getBoolean(FRONT_CAMERA, false);
camera = getCameraInstance(useFrontCamera);
if (camera == null) {
return;
}
initScreenParams();
parameters = camera.getParameters();
zoomRatios = parameters.getZoomRatios();
zoomIndex = minZoomIndex = 0;
maxZoomIndex = parameters.getMaxZoom();
previewSizes = buildPreviewSizesRatioMap(parameters.getSupportedPreviewSizes());
pictureSizes = buildPictureSizesRatioMap(parameters.getSupportedPictureSizes());
List<String> sceneModes = parameters.getSupportedSceneModes();
if (sceneModes != null) {
for (String mode : sceneModes) {
if (mode.equals(Camera.Parameters.SCENE_MODE_HDR)) {
supportedHDR = true;
break;
}
}
}
// it returns false positive
/*getActivity().getApplicationContext().getPackageManager()
.hasSystemFeature(PackageManager.FEATURE_CAMERA_FLASH);*/
List<String> flashModes = parameters.getSupportedFlashModes();
if (flashModes == null || flashModes.size() <= 1) {
/* Device has no flash */
supportedFlash = false;
} else {
supportedFlash = true;
}
if (CameraConst.DEBUG) {
Timber.d("PictureSizesRatioMap:");
for (Ratio r : pictureSizes.keySet()) {
Timber.d(r.toString() + ":");
for (Quality q : pictureSizes.get(r).keySet()) {
Camera.Size size = pictureSizes.get(r).get(q);
if (size != null) {
Timber.d(q.toString() + ": " + size.width + "x" + size.height);
}
}
}
}
expandParams(getArguments());
initParams();
}
private Map<Ratio, Map<Quality, Camera.Size>> buildPictureSizesRatioMap(List<Camera.Size> sizes) {
Map<Ratio, Map<Quality, Camera.Size>> map = new HashMap<>();
Map<Ratio, List<Camera.Size>> ratioListMap = new HashMap<>();
for (Camera.Size size : sizes) {
Ratio ratio = Ratio.pickRatio(size.width, size.height);
if (ratio != null) {
List<Camera.Size> sizeList = ratioListMap.get(ratio);
if (sizeList == null) {
sizeList = new ArrayList<>();
ratioListMap.put(ratio, sizeList);
}
sizeList.add(size);
}
}
for (Ratio r : ratioListMap.keySet()) {
List<Camera.Size> list = ratioListMap.get(r);
ratioListMap.put(r, sortSizes(list));
Map<Quality, Camera.Size> sizeMap = new HashMap<>();
int i = 0;
for (Quality q : Quality.values()) {
Camera.Size size = null;
if (i < list.size()) {
size = list.get(i++);
}
sizeMap.put(q, size);
}
map.put(r, sizeMap);
}
return map;
}
private void expandParams(Bundle params) {
if (params == null) {
params = new Bundle();
}
int id = 0;
if (params.containsKey(RATIO)) {
id = params.getInt(RATIO, 1);
}
ratio = Ratio.getRatioById(id);
id = 0;
if (params.containsKey(QUALITY)) {
id = params.getInt(QUALITY, 0);
}
quality = Quality.getQualityById(id);
id = 0;
if (params.containsKey(FOCUS_MODE)) {
id = params.getInt(FOCUS_MODE);
}
focusMode = FocusMode.getFocusModeById(id);
id = 0;
if (params.containsKey(FLASH_MODE)) {
id = params.getInt(FLASH_MODE);
}
flashMode = FlashMode.getFlashModeById(id);
id = 0;
if (params.containsKey(HDR_MODE)) {
id = params.getInt(HDR_MODE);
}
hdrMode = HDRMode.getHDRModeById(id);
}
private Bundle packSettings() {
Bundle params = new Bundle();
params.putInt(QUALITY, quality.getId());
params.putInt(RATIO, ratio.getId());
params.putInt(FOCUS_MODE, focusMode.getId());
params.putInt(HDR_MODE, hdrMode.getId());
return params;
}
@Override
public void onRatioChanged(int id) {
ratio = Ratio.getRatioById(id);
setPreviewSize(parameters, ratio);
setPictureSize(parameters, quality, ratio);
camera.setParameters(parameters);
setPreviewContainerSize(mScreenWidth, mScreenHeight, ratio);
if (paramsChangedListener != null) {
paramsChangedListener.onRatioChanged(id);
}
}
private Map<Ratio, Camera.Size> buildPreviewSizesRatioMap(List<Camera.Size> sizes) {
Map<Ratio, Camera.Size> map = new HashMap<>();
for (Camera.Size size : sizes) {
Ratio ratio = Ratio.pickRatio(size.width, size.height);
if (ratio != null) {
Camera.Size oldSize = map.get(ratio);
if (oldSize == null || (oldSize.width < size.width || oldSize.height < size.height)) {
map.put(ratio, size);
}
}
}
return map;
}