492 lines
20 KiB
Java
492 lines
20 KiB
Java
/*
|
|
* Copyright (C) 2009 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
package com.android.camera;
|
|
|
|
import android.app.Activity;
|
|
import android.content.Context;
|
|
import android.content.SharedPreferences;
|
|
import android.content.SharedPreferences.Editor;
|
|
import android.hardware.Camera.CameraInfo;
|
|
import android.hardware.Camera.Parameters;
|
|
import android.hardware.Camera.Size;
|
|
import android.media.CamcorderProfile;
|
|
import android.util.Log;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.List;
|
|
|
|
/**
|
|
* Provides utilities and keys for Camera settings.
|
|
*/
|
|
public class CameraSettings {
|
|
private static final int NOT_FOUND = -1;
|
|
|
|
public static final String KEY_VERSION = "pref_version_key";
|
|
public static final String KEY_LOCAL_VERSION = "pref_local_version_key";
|
|
public static final String KEY_RECORD_LOCATION = RecordLocationPreference.KEY;
|
|
public static final String KEY_VIDEO_QUALITY = "pref_video_quality_key";
|
|
public static final String KEY_VIDEO_TIME_LAPSE_FRAME_INTERVAL = "pref_video_time_lapse_frame_interval_key";
|
|
public static final String KEY_PICTURE_SIZE = "pref_camera_picturesize_key";
|
|
public static final String KEY_JPEG_QUALITY = "pref_camera_jpegquality_key";
|
|
public static final String KEY_FOCUS_MODE = "pref_camera_focusmode_key";
|
|
public static final String KEY_FLASH_MODE = "pref_camera_flashmode_key";
|
|
public static final String KEY_VIDEOCAMERA_FLASH_MODE = "pref_camera_video_flashmode_key";
|
|
public static final String KEY_WHITE_BALANCE = "pref_camera_whitebalance_key";
|
|
public static final String KEY_SCENE_MODE = "pref_camera_scenemode_key";
|
|
public static final String KEY_EXPOSURE = "pref_camera_exposure_key";
|
|
public static final String KEY_VIDEO_EFFECT = "pref_video_effect_key";
|
|
public static final String KEY_CAMERA_ID = "pref_camera_id_key";
|
|
public static final String KEY_CAMERA_FIRST_USE_HINT_SHOWN = "pref_camera_first_use_hint_shown_key";
|
|
public static final String KEY_VIDEO_FIRST_USE_HINT_SHOWN = "pref_video_first_use_hint_shown_key";
|
|
|
|
public static final String EXPOSURE_DEFAULT_VALUE = "0";
|
|
|
|
public static final int CURRENT_VERSION = 5;
|
|
public static final int CURRENT_LOCAL_VERSION = 2;
|
|
|
|
public static final int DEFAULT_VIDEO_DURATION = 0; // no limit
|
|
|
|
private static final String TAG = "CameraSettings";
|
|
|
|
private final Context mContext;
|
|
private final Parameters mParameters;
|
|
private final CameraInfo[] mCameraInfo;
|
|
private final int mCameraId;
|
|
|
|
public CameraSettings(Activity activity, Parameters parameters,
|
|
int cameraId, CameraInfo[] cameraInfo) {
|
|
mContext = activity;
|
|
mParameters = parameters;
|
|
mCameraId = cameraId;
|
|
mCameraInfo = cameraInfo;
|
|
}
|
|
|
|
public PreferenceGroup getPreferenceGroup(int preferenceRes) {
|
|
PreferenceInflater inflater = new PreferenceInflater(mContext);
|
|
PreferenceGroup group =
|
|
(PreferenceGroup) inflater.inflate(preferenceRes);
|
|
initPreference(group);
|
|
return group;
|
|
}
|
|
|
|
public static String getDefaultVideoQuality(int cameraId,
|
|
String defaultQuality) {
|
|
int quality = Integer.valueOf(defaultQuality);
|
|
if (CamcorderProfile.hasProfile(cameraId, quality)) {
|
|
return defaultQuality;
|
|
}
|
|
return Integer.toString(CamcorderProfile.QUALITY_HIGH);
|
|
}
|
|
|
|
public static void initialCameraPictureSize(
|
|
Context context, Parameters parameters) {
|
|
// When launching the camera app first time, we will set the picture
|
|
// size to the first one in the list defined in "arrays.xml" and is also
|
|
// supported by the driver.
|
|
List<Size> supported = parameters.getSupportedPictureSizes();
|
|
if (supported == null) return;
|
|
for (String candidate : context.getResources().getStringArray(
|
|
R.array.pref_camera_picturesize_entryvalues)) {
|
|
if (setCameraPictureSize(candidate, supported, parameters)) {
|
|
SharedPreferences.Editor editor = ComboPreferences
|
|
.get(context).edit();
|
|
editor.putString(KEY_PICTURE_SIZE, candidate);
|
|
editor.apply();
|
|
return;
|
|
}
|
|
}
|
|
Log.e(TAG, "No supported picture size found");
|
|
}
|
|
|
|
public static void removePreferenceFromScreen(
|
|
PreferenceGroup group, String key) {
|
|
removePreference(group, key);
|
|
}
|
|
|
|
public static boolean setCameraPictureSize(
|
|
String candidate, List<Size> supported, Parameters parameters) {
|
|
int index = candidate.indexOf('x');
|
|
if (index == NOT_FOUND) return false;
|
|
int width = Integer.parseInt(candidate.substring(0, index));
|
|
int height = Integer.parseInt(candidate.substring(index + 1));
|
|
for (Size size : supported) {
|
|
if (size.width == width && size.height == height) {
|
|
parameters.setPictureSize(width, height);
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private void initPreference(PreferenceGroup group) {
|
|
ListPreference videoQuality = group.findPreference(KEY_VIDEO_QUALITY);
|
|
ListPreference timeLapseInterval = group.findPreference(KEY_VIDEO_TIME_LAPSE_FRAME_INTERVAL);
|
|
ListPreference pictureSize = group.findPreference(KEY_PICTURE_SIZE);
|
|
ListPreference whiteBalance = group.findPreference(KEY_WHITE_BALANCE);
|
|
ListPreference sceneMode = group.findPreference(KEY_SCENE_MODE);
|
|
ListPreference flashMode = group.findPreference(KEY_FLASH_MODE);
|
|
ListPreference focusMode = group.findPreference(KEY_FOCUS_MODE);
|
|
ListPreference exposure = group.findPreference(KEY_EXPOSURE);
|
|
IconListPreference cameraIdPref =
|
|
(IconListPreference) group.findPreference(KEY_CAMERA_ID);
|
|
ListPreference videoFlashMode =
|
|
group.findPreference(KEY_VIDEOCAMERA_FLASH_MODE);
|
|
ListPreference videoEffect = group.findPreference(KEY_VIDEO_EFFECT);
|
|
|
|
// Since the screen could be loaded from different resources, we need
|
|
// to check if the preference is available here
|
|
if (videoQuality != null) {
|
|
filterUnsupportedOptions(group, videoQuality, getSupportedVideoQuality());
|
|
}
|
|
|
|
if (pictureSize != null) {
|
|
filterUnsupportedOptions(group, pictureSize, sizeListToStringList(
|
|
mParameters.getSupportedPictureSizes()));
|
|
}
|
|
if (whiteBalance != null) {
|
|
filterUnsupportedOptions(group,
|
|
whiteBalance, mParameters.getSupportedWhiteBalance());
|
|
}
|
|
if (sceneMode != null) {
|
|
filterUnsupportedOptions(group,
|
|
sceneMode, mParameters.getSupportedSceneModes());
|
|
}
|
|
if (flashMode != null) {
|
|
filterUnsupportedOptions(group,
|
|
flashMode, mParameters.getSupportedFlashModes());
|
|
}
|
|
if (focusMode != null) {
|
|
if (mParameters.getMaxNumFocusAreas() == 0) {
|
|
filterUnsupportedOptions(group,
|
|
focusMode, mParameters.getSupportedFocusModes());
|
|
} else {
|
|
// Remove the focus mode if we can use tap-to-focus.
|
|
removePreference(group, focusMode.getKey());
|
|
}
|
|
}
|
|
if (videoFlashMode != null) {
|
|
filterUnsupportedOptions(group,
|
|
videoFlashMode, mParameters.getSupportedFlashModes());
|
|
}
|
|
if (exposure != null) buildExposureCompensation(group, exposure);
|
|
if (cameraIdPref != null) buildCameraId(group, cameraIdPref);
|
|
|
|
if (timeLapseInterval != null) resetIfInvalid(timeLapseInterval);
|
|
if (videoEffect != null) {
|
|
initVideoEffect(group, videoEffect);
|
|
resetIfInvalid(videoEffect);
|
|
}
|
|
}
|
|
|
|
private void buildExposureCompensation(
|
|
PreferenceGroup group, ListPreference exposure) {
|
|
int max = mParameters.getMaxExposureCompensation();
|
|
int min = mParameters.getMinExposureCompensation();
|
|
if (max == 0 && min == 0) {
|
|
removePreference(group, exposure.getKey());
|
|
return;
|
|
}
|
|
float step = mParameters.getExposureCompensationStep();
|
|
|
|
// show only integer values for exposure compensation
|
|
int maxValue = (int) Math.floor(max * step);
|
|
int minValue = (int) Math.ceil(min * step);
|
|
CharSequence entries[] = new CharSequence[maxValue - minValue + 1];
|
|
CharSequence entryValues[] = new CharSequence[maxValue - minValue + 1];
|
|
for (int i = minValue; i <= maxValue; ++i) {
|
|
entryValues[maxValue - i] = Integer.toString(Math.round(i / step));
|
|
StringBuilder builder = new StringBuilder();
|
|
if (i > 0) builder.append('+');
|
|
entries[maxValue - i] = builder.append(i).toString();
|
|
}
|
|
exposure.setEntries(entries);
|
|
exposure.setEntryValues(entryValues);
|
|
}
|
|
|
|
private void buildCameraId(
|
|
PreferenceGroup group, IconListPreference preference) {
|
|
int numOfCameras = mCameraInfo.length;
|
|
if (numOfCameras < 2) {
|
|
removePreference(group, preference.getKey());
|
|
return;
|
|
}
|
|
|
|
CharSequence[] entryValues = new CharSequence[numOfCameras];
|
|
for (int i = 0; i < numOfCameras; ++i) {
|
|
entryValues[i] = "" + i;
|
|
}
|
|
preference.setEntryValues(entryValues);
|
|
}
|
|
|
|
private static boolean removePreference(PreferenceGroup group, String key) {
|
|
for (int i = 0, n = group.size(); i < n; i++) {
|
|
CameraPreference child = group.get(i);
|
|
if (child instanceof PreferenceGroup) {
|
|
if (removePreference((PreferenceGroup) child, key)) {
|
|
return true;
|
|
}
|
|
}
|
|
if (child instanceof ListPreference &&
|
|
((ListPreference) child).getKey().equals(key)) {
|
|
group.removePreference(i);
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private void filterUnsupportedOptions(PreferenceGroup group,
|
|
ListPreference pref, List<String> supported) {
|
|
|
|
// Remove the preference if the parameter is not supported or there is
|
|
// only one options for the settings.
|
|
if (supported == null || supported.size() <= 1) {
|
|
removePreference(group, pref.getKey());
|
|
return;
|
|
}
|
|
|
|
pref.filterUnsupported(supported);
|
|
if (pref.getEntries().length <= 1) {
|
|
removePreference(group, pref.getKey());
|
|
return;
|
|
}
|
|
|
|
resetIfInvalid(pref);
|
|
}
|
|
|
|
private void resetIfInvalid(ListPreference pref) {
|
|
// Set the value to the first entry if it is invalid.
|
|
String value = pref.getValue();
|
|
if (pref.findIndexOfValue(value) == NOT_FOUND) {
|
|
pref.setValueIndex(0);
|
|
}
|
|
}
|
|
|
|
private static List<String> sizeListToStringList(List<Size> sizes) {
|
|
ArrayList<String> list = new ArrayList<String>();
|
|
for (Size size : sizes) {
|
|
list.add(String.format("%dx%d", size.width, size.height));
|
|
}
|
|
return list;
|
|
}
|
|
|
|
public static void upgradeLocalPreferences(SharedPreferences pref) {
|
|
int version;
|
|
try {
|
|
version = pref.getInt(KEY_LOCAL_VERSION, 0);
|
|
} catch (Exception ex) {
|
|
version = 0;
|
|
}
|
|
if (version == CURRENT_LOCAL_VERSION) return;
|
|
|
|
SharedPreferences.Editor editor = pref.edit();
|
|
if (version == 1) {
|
|
// We use numbers to represent the quality now. The quality definition is identical to
|
|
// that of CamcorderProfile.java.
|
|
editor.remove("pref_video_quality_key");
|
|
}
|
|
editor.putInt(KEY_LOCAL_VERSION, CURRENT_LOCAL_VERSION);
|
|
editor.apply();
|
|
}
|
|
|
|
public static void upgradeGlobalPreferences(SharedPreferences pref) {
|
|
int version;
|
|
try {
|
|
version = pref.getInt(KEY_VERSION, 0);
|
|
} catch (Exception ex) {
|
|
version = 0;
|
|
}
|
|
if (version == CURRENT_VERSION) return;
|
|
|
|
SharedPreferences.Editor editor = pref.edit();
|
|
if (version == 0) {
|
|
// We won't use the preference which change in version 1.
|
|
// So, just upgrade to version 1 directly
|
|
version = 1;
|
|
}
|
|
if (version == 1) {
|
|
// Change jpeg quality {65,75,85} to {normal,fine,superfine}
|
|
String quality = pref.getString(KEY_JPEG_QUALITY, "85");
|
|
if (quality.equals("65")) {
|
|
quality = "normal";
|
|
} else if (quality.equals("75")) {
|
|
quality = "fine";
|
|
} else {
|
|
quality = "superfine";
|
|
}
|
|
editor.putString(KEY_JPEG_QUALITY, quality);
|
|
version = 2;
|
|
}
|
|
if (version == 2) {
|
|
editor.putString(KEY_RECORD_LOCATION,
|
|
pref.getBoolean(KEY_RECORD_LOCATION, false)
|
|
? RecordLocationPreference.VALUE_ON
|
|
: RecordLocationPreference.VALUE_NONE);
|
|
version = 3;
|
|
}
|
|
if (version == 3) {
|
|
// Just use video quality to replace it and
|
|
// ignore the current settings.
|
|
editor.remove("pref_camera_videoquality_key");
|
|
editor.remove("pref_camera_video_duration_key");
|
|
}
|
|
|
|
editor.putInt(KEY_VERSION, CURRENT_VERSION);
|
|
editor.apply();
|
|
}
|
|
|
|
public static int readPreferredCameraId(SharedPreferences pref) {
|
|
return Integer.parseInt(pref.getString(KEY_CAMERA_ID, "0"));
|
|
}
|
|
|
|
public static void writePreferredCameraId(SharedPreferences pref,
|
|
int cameraId) {
|
|
Editor editor = pref.edit();
|
|
editor.putString(KEY_CAMERA_ID, Integer.toString(cameraId));
|
|
editor.apply();
|
|
}
|
|
|
|
public static int readExposure(ComboPreferences preferences) {
|
|
String exposure = preferences.getString(
|
|
CameraSettings.KEY_EXPOSURE,
|
|
EXPOSURE_DEFAULT_VALUE);
|
|
try {
|
|
return Integer.parseInt(exposure);
|
|
} catch (Exception ex) {
|
|
Log.e(TAG, "Invalid exposure: " + exposure);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
public static int readEffectType(SharedPreferences pref) {
|
|
String effectSelection = pref.getString(KEY_VIDEO_EFFECT, "none");
|
|
if (effectSelection.equals("none")) {
|
|
return EffectsRecorder.EFFECT_NONE;
|
|
} else if (effectSelection.startsWith("goofy_face")) {
|
|
return EffectsRecorder.EFFECT_GOOFY_FACE;
|
|
} else if (effectSelection.startsWith("backdropper")) {
|
|
return EffectsRecorder.EFFECT_BACKDROPPER;
|
|
}
|
|
Log.e(TAG, "Invalid effect selection: " + effectSelection);
|
|
return EffectsRecorder.EFFECT_NONE;
|
|
}
|
|
|
|
public static Object readEffectParameter(SharedPreferences pref) {
|
|
String effectSelection = pref.getString(KEY_VIDEO_EFFECT, "none");
|
|
if (effectSelection.equals("none")) {
|
|
return null;
|
|
}
|
|
int separatorIndex = effectSelection.indexOf('/');
|
|
String effectParameter =
|
|
effectSelection.substring(separatorIndex + 1);
|
|
if (effectSelection.startsWith("goofy_face")) {
|
|
if (effectParameter.equals("squeeze")) {
|
|
return EffectsRecorder.EFFECT_GF_SQUEEZE;
|
|
} else if (effectParameter.equals("big_eyes")) {
|
|
return EffectsRecorder.EFFECT_GF_BIG_EYES;
|
|
} else if (effectParameter.equals("big_mouth")) {
|
|
return EffectsRecorder.EFFECT_GF_BIG_MOUTH;
|
|
} else if (effectParameter.equals("small_mouth")) {
|
|
return EffectsRecorder.EFFECT_GF_SMALL_MOUTH;
|
|
} else if (effectParameter.equals("big_nose")) {
|
|
return EffectsRecorder.EFFECT_GF_BIG_NOSE;
|
|
} else if (effectParameter.equals("small_eyes")) {
|
|
return EffectsRecorder.EFFECT_GF_SMALL_EYES;
|
|
}
|
|
} else if (effectSelection.startsWith("backdropper")) {
|
|
// Parameter is a string that either encodes the URI to use,
|
|
// or specifies 'gallery'.
|
|
return effectParameter;
|
|
}
|
|
|
|
Log.e(TAG, "Invalid effect selection: " + effectSelection);
|
|
return null;
|
|
}
|
|
|
|
|
|
public static void restorePreferences(Context context,
|
|
ComboPreferences preferences, Parameters parameters) {
|
|
int currentCameraId = readPreferredCameraId(preferences);
|
|
|
|
// Clear the preferences of both cameras.
|
|
int backCameraId = CameraHolder.instance().getBackCameraId();
|
|
if (backCameraId != -1) {
|
|
preferences.setLocalId(context, backCameraId);
|
|
Editor editor = preferences.edit();
|
|
editor.clear();
|
|
editor.apply();
|
|
}
|
|
int frontCameraId = CameraHolder.instance().getFrontCameraId();
|
|
if (frontCameraId != -1) {
|
|
preferences.setLocalId(context, frontCameraId);
|
|
Editor editor = preferences.edit();
|
|
editor.clear();
|
|
editor.apply();
|
|
}
|
|
|
|
// Switch back to the preferences of the current camera. Otherwise,
|
|
// we may write the preference to wrong camera later.
|
|
preferences.setLocalId(context, currentCameraId);
|
|
|
|
upgradeGlobalPreferences(preferences.getGlobal());
|
|
upgradeLocalPreferences(preferences.getLocal());
|
|
|
|
// Write back the current camera id because parameters are related to
|
|
// the camera. Otherwise, we may switch to the front camera but the
|
|
// initial picture size is that of the back camera.
|
|
initialCameraPictureSize(context, parameters);
|
|
writePreferredCameraId(preferences, currentCameraId);
|
|
}
|
|
|
|
private ArrayList<String> getSupportedVideoQuality() {
|
|
ArrayList<String> supported = new ArrayList<String>();
|
|
// Check for supported quality
|
|
if (CamcorderProfile.hasProfile(mCameraId, CamcorderProfile.QUALITY_1080P)) {
|
|
supported.add(Integer.toString(CamcorderProfile.QUALITY_1080P));
|
|
}
|
|
if (CamcorderProfile.hasProfile(mCameraId, CamcorderProfile.QUALITY_720P)) {
|
|
supported.add(Integer.toString(CamcorderProfile.QUALITY_720P));
|
|
}
|
|
if (CamcorderProfile.hasProfile(mCameraId, CamcorderProfile.QUALITY_480P)) {
|
|
supported.add(Integer.toString(CamcorderProfile.QUALITY_480P));
|
|
}
|
|
|
|
return supported;
|
|
}
|
|
|
|
private void initVideoEffect(PreferenceGroup group, ListPreference videoEffect) {
|
|
CharSequence[] values = videoEffect.getEntryValues();
|
|
|
|
boolean goofyFaceSupported =
|
|
EffectsRecorder.isEffectSupported(EffectsRecorder.EFFECT_GOOFY_FACE);
|
|
boolean backdropperSupported =
|
|
EffectsRecorder.isEffectSupported(EffectsRecorder.EFFECT_BACKDROPPER) &&
|
|
mParameters.isAutoExposureLockSupported() &&
|
|
mParameters.isAutoWhiteBalanceLockSupported();
|
|
|
|
ArrayList<String> supported = new ArrayList<String>();
|
|
for (CharSequence value : values) {
|
|
String effectSelection = value.toString();
|
|
if (!goofyFaceSupported && effectSelection.startsWith("goofy_face")) continue;
|
|
if (!backdropperSupported && effectSelection.startsWith("backdropper")) continue;
|
|
supported.add(effectSelection);
|
|
}
|
|
|
|
filterUnsupportedOptions(group, videoEffect, supported);
|
|
}
|
|
}
|