Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2009 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.camera; |
| 18 | |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 19 | import android.app.Activity; |
| 20 | import android.content.Context; |
| 21 | import android.content.SharedPreferences; |
| 22 | import android.content.SharedPreferences.Editor; |
| 23 | import android.content.res.Resources; |
| 24 | import android.content.res.TypedArray; |
| 25 | import android.hardware.Camera.CameraInfo; |
| 26 | import android.hardware.Camera.Parameters; |
| 27 | import android.hardware.Camera.Size; |
| 28 | import android.media.CamcorderProfile; |
| 29 | import android.util.FloatMath; |
| 30 | import android.util.Log; |
| 31 | |
Angus Kong | b50b5cb | 2013-08-09 14:55:20 -0700 | [diff] [blame] | 32 | import com.android.camera.util.CameraUtil; |
Sascha Haeberling | 8e963a5 | 2013-08-06 11:43:02 -0700 | [diff] [blame] | 33 | import com.android.camera2.R; |
Angus Kong | b50b5cb | 2013-08-09 14:55:20 -0700 | [diff] [blame] | 34 | import com.android.camera.util.ApiHelper; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 35 | |
| 36 | import java.util.ArrayList; |
| 37 | import java.util.List; |
| 38 | import java.util.Locale; |
| 39 | |
| 40 | /** |
| 41 | * Provides utilities and keys for Camera settings. |
| 42 | */ |
| 43 | public class CameraSettings { |
| 44 | private static final int NOT_FOUND = -1; |
| 45 | |
| 46 | public static final String KEY_VERSION = "pref_version_key"; |
| 47 | public static final String KEY_LOCAL_VERSION = "pref_local_version_key"; |
| 48 | public static final String KEY_RECORD_LOCATION = "pref_camera_recordlocation_key"; |
| 49 | public static final String KEY_VIDEO_QUALITY = "pref_video_quality_key"; |
| 50 | public static final String KEY_VIDEO_TIME_LAPSE_FRAME_INTERVAL = "pref_video_time_lapse_frame_interval_key"; |
| 51 | public static final String KEY_PICTURE_SIZE = "pref_camera_picturesize_key"; |
| 52 | public static final String KEY_JPEG_QUALITY = "pref_camera_jpegquality_key"; |
| 53 | public static final String KEY_FOCUS_MODE = "pref_camera_focusmode_key"; |
| 54 | public static final String KEY_FLASH_MODE = "pref_camera_flashmode_key"; |
| 55 | public static final String KEY_VIDEOCAMERA_FLASH_MODE = "pref_camera_video_flashmode_key"; |
| 56 | public static final String KEY_WHITE_BALANCE = "pref_camera_whitebalance_key"; |
| 57 | public static final String KEY_SCENE_MODE = "pref_camera_scenemode_key"; |
| 58 | public static final String KEY_EXPOSURE = "pref_camera_exposure_key"; |
| 59 | public static final String KEY_TIMER = "pref_camera_timer_key"; |
| 60 | public static final String KEY_TIMER_SOUND_EFFECTS = "pref_camera_timer_sound_key"; |
| 61 | public static final String KEY_VIDEO_EFFECT = "pref_video_effect_key"; |
| 62 | public static final String KEY_CAMERA_ID = "pref_camera_id_key"; |
| 63 | public static final String KEY_CAMERA_HDR = "pref_camera_hdr_key"; |
| 64 | public static final String KEY_CAMERA_FIRST_USE_HINT_SHOWN = "pref_camera_first_use_hint_shown_key"; |
| 65 | public static final String KEY_VIDEO_FIRST_USE_HINT_SHOWN = "pref_video_first_use_hint_shown_key"; |
Angus Kong | 1580df6 | 2013-03-15 17:32:59 -0700 | [diff] [blame] | 66 | public static final String KEY_PHOTOSPHERE_PICTURESIZE = "pref_photosphere_picturesize_key"; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 67 | |
| 68 | public static final String EXPOSURE_DEFAULT_VALUE = "0"; |
| 69 | |
| 70 | public static final int CURRENT_VERSION = 5; |
| 71 | public static final int CURRENT_LOCAL_VERSION = 2; |
| 72 | |
| 73 | private static final String TAG = "CameraSettings"; |
| 74 | |
| 75 | private final Context mContext; |
| 76 | private final Parameters mParameters; |
| 77 | private final CameraInfo[] mCameraInfo; |
| 78 | private final int mCameraId; |
| 79 | |
| 80 | public CameraSettings(Activity activity, Parameters parameters, |
| 81 | int cameraId, CameraInfo[] cameraInfo) { |
| 82 | mContext = activity; |
| 83 | mParameters = parameters; |
| 84 | mCameraId = cameraId; |
| 85 | mCameraInfo = cameraInfo; |
| 86 | } |
| 87 | |
| 88 | public PreferenceGroup getPreferenceGroup(int preferenceRes) { |
| 89 | PreferenceInflater inflater = new PreferenceInflater(mContext); |
| 90 | PreferenceGroup group = |
| 91 | (PreferenceGroup) inflater.inflate(preferenceRes); |
| 92 | if (mParameters != null) initPreference(group); |
| 93 | return group; |
| 94 | } |
| 95 | |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 96 | public static String getSupportedHighestVideoQuality(int cameraId, |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 97 | String defaultQuality) { |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 98 | // When launching the camera app first time, we will set the video quality |
| 99 | // to the first one (i.e. highest quality) in the supported list |
| 100 | List<String> supported = getSupportedVideoQuality(cameraId); |
| 101 | if (supported == null) { |
| 102 | Log.e(TAG, "No supported video quality is found"); |
| 103 | return defaultQuality; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 104 | } |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 105 | return supported.get(0); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 106 | } |
| 107 | |
| 108 | public static void initialCameraPictureSize( |
| 109 | Context context, Parameters parameters) { |
| 110 | // When launching the camera app first time, we will set the picture |
| 111 | // size to the first one in the list defined in "arrays.xml" and is also |
| 112 | // supported by the driver. |
| 113 | List<Size> supported = parameters.getSupportedPictureSizes(); |
| 114 | if (supported == null) return; |
| 115 | for (String candidate : context.getResources().getStringArray( |
| 116 | R.array.pref_camera_picturesize_entryvalues)) { |
| 117 | if (setCameraPictureSize(candidate, supported, parameters)) { |
| 118 | SharedPreferences.Editor editor = ComboPreferences |
| 119 | .get(context).edit(); |
| 120 | editor.putString(KEY_PICTURE_SIZE, candidate); |
| 121 | editor.apply(); |
| 122 | return; |
| 123 | } |
| 124 | } |
| 125 | Log.e(TAG, "No supported picture size found"); |
| 126 | } |
| 127 | |
| 128 | public static void removePreferenceFromScreen( |
| 129 | PreferenceGroup group, String key) { |
| 130 | removePreference(group, key); |
| 131 | } |
| 132 | |
| 133 | public static boolean setCameraPictureSize( |
| 134 | String candidate, List<Size> supported, Parameters parameters) { |
| 135 | int index = candidate.indexOf('x'); |
| 136 | if (index == NOT_FOUND) return false; |
| 137 | int width = Integer.parseInt(candidate.substring(0, index)); |
| 138 | int height = Integer.parseInt(candidate.substring(index + 1)); |
| 139 | for (Size size : supported) { |
| 140 | if (size.width == width && size.height == height) { |
| 141 | parameters.setPictureSize(width, height); |
| 142 | return true; |
| 143 | } |
| 144 | } |
| 145 | return false; |
| 146 | } |
| 147 | |
| 148 | public static int getMaxVideoDuration(Context context) { |
| 149 | int duration = 0; // in milliseconds, 0 means unlimited. |
| 150 | try { |
| 151 | duration = context.getResources().getInteger(R.integer.max_video_recording_length); |
| 152 | } catch (Resources.NotFoundException ex) { |
| 153 | } |
| 154 | return duration; |
| 155 | } |
| 156 | |
| 157 | private void initPreference(PreferenceGroup group) { |
| 158 | ListPreference videoQuality = group.findPreference(KEY_VIDEO_QUALITY); |
| 159 | ListPreference timeLapseInterval = group.findPreference(KEY_VIDEO_TIME_LAPSE_FRAME_INTERVAL); |
| 160 | ListPreference pictureSize = group.findPreference(KEY_PICTURE_SIZE); |
| 161 | ListPreference whiteBalance = group.findPreference(KEY_WHITE_BALANCE); |
| 162 | ListPreference sceneMode = group.findPreference(KEY_SCENE_MODE); |
| 163 | ListPreference flashMode = group.findPreference(KEY_FLASH_MODE); |
| 164 | ListPreference focusMode = group.findPreference(KEY_FOCUS_MODE); |
| 165 | IconListPreference exposure = |
| 166 | (IconListPreference) group.findPreference(KEY_EXPOSURE); |
| 167 | CountDownTimerPreference timer = |
| 168 | (CountDownTimerPreference) group.findPreference(KEY_TIMER); |
| 169 | ListPreference countDownSoundEffects = group.findPreference(KEY_TIMER_SOUND_EFFECTS); |
| 170 | IconListPreference cameraIdPref = |
| 171 | (IconListPreference) group.findPreference(KEY_CAMERA_ID); |
| 172 | ListPreference videoFlashMode = |
| 173 | group.findPreference(KEY_VIDEOCAMERA_FLASH_MODE); |
| 174 | ListPreference videoEffect = group.findPreference(KEY_VIDEO_EFFECT); |
| 175 | ListPreference cameraHdr = group.findPreference(KEY_CAMERA_HDR); |
| 176 | |
| 177 | // Since the screen could be loaded from different resources, we need |
| 178 | // to check if the preference is available here |
| 179 | if (videoQuality != null) { |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 180 | filterUnsupportedOptions(group, videoQuality, getSupportedVideoQuality(mCameraId)); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 181 | } |
| 182 | |
| 183 | if (pictureSize != null) { |
| 184 | filterUnsupportedOptions(group, pictureSize, sizeListToStringList( |
| 185 | mParameters.getSupportedPictureSizes())); |
| 186 | filterSimilarPictureSize(group, pictureSize); |
| 187 | } |
| 188 | if (whiteBalance != null) { |
| 189 | filterUnsupportedOptions(group, |
| 190 | whiteBalance, mParameters.getSupportedWhiteBalance()); |
| 191 | } |
| 192 | if (sceneMode != null) { |
| 193 | filterUnsupportedOptions(group, |
| 194 | sceneMode, mParameters.getSupportedSceneModes()); |
| 195 | } |
| 196 | if (flashMode != null) { |
| 197 | filterUnsupportedOptions(group, |
| 198 | flashMode, mParameters.getSupportedFlashModes()); |
| 199 | } |
| 200 | if (focusMode != null) { |
Angus Kong | b50b5cb | 2013-08-09 14:55:20 -0700 | [diff] [blame] | 201 | if (!CameraUtil.isFocusAreaSupported(mParameters)) { |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 202 | filterUnsupportedOptions(group, |
| 203 | focusMode, mParameters.getSupportedFocusModes()); |
| 204 | } else { |
| 205 | // Remove the focus mode if we can use tap-to-focus. |
| 206 | removePreference(group, focusMode.getKey()); |
| 207 | } |
| 208 | } |
| 209 | if (videoFlashMode != null) { |
| 210 | filterUnsupportedOptions(group, |
| 211 | videoFlashMode, mParameters.getSupportedFlashModes()); |
| 212 | } |
| 213 | if (exposure != null) buildExposureCompensation(group, exposure); |
| 214 | if (cameraIdPref != null) buildCameraId(group, cameraIdPref); |
| 215 | |
| 216 | if (timeLapseInterval != null) { |
| 217 | if (ApiHelper.HAS_TIME_LAPSE_RECORDING) { |
| 218 | resetIfInvalid(timeLapseInterval); |
| 219 | } else { |
| 220 | removePreference(group, timeLapseInterval.getKey()); |
| 221 | } |
| 222 | } |
| 223 | if (videoEffect != null) { |
| 224 | if (ApiHelper.HAS_EFFECTS_RECORDING) { |
| 225 | initVideoEffect(group, videoEffect); |
| 226 | resetIfInvalid(videoEffect); |
| 227 | } else { |
| 228 | filterUnsupportedOptions(group, videoEffect, null); |
| 229 | } |
| 230 | } |
| 231 | if (cameraHdr != null && (!ApiHelper.HAS_CAMERA_HDR |
Angus Kong | b50b5cb | 2013-08-09 14:55:20 -0700 | [diff] [blame] | 232 | || !CameraUtil.isCameraHdrSupported(mParameters))) { |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 233 | removePreference(group, cameraHdr.getKey()); |
| 234 | } |
| 235 | } |
| 236 | |
| 237 | private void buildExposureCompensation( |
| 238 | PreferenceGroup group, IconListPreference exposure) { |
Michael Kolb | 7e0ee8b | 2013-03-14 15:06:51 -0700 | [diff] [blame] | 239 | int max = mParameters.getMaxExposureCompensation(); |
| 240 | int min = mParameters.getMinExposureCompensation(); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 241 | if (max == 0 && min == 0) { |
| 242 | removePreference(group, exposure.getKey()); |
| 243 | return; |
| 244 | } |
| 245 | float step = mParameters.getExposureCompensationStep(); |
| 246 | |
| 247 | // show only integer values for exposure compensation |
Michael Kolb | 7e0ee8b | 2013-03-14 15:06:51 -0700 | [diff] [blame] | 248 | int maxValue = Math.min(3, (int) FloatMath.floor(max * step)); |
| 249 | int minValue = Math.max(-3, (int) FloatMath.ceil(min * step)); |
Michael Kolb | 10f4ba0 | 2013-04-10 08:50:51 -0700 | [diff] [blame] | 250 | String explabel = mContext.getResources().getString(R.string.pref_exposure_label); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 251 | CharSequence entries[] = new CharSequence[maxValue - minValue + 1]; |
| 252 | CharSequence entryValues[] = new CharSequence[maxValue - minValue + 1]; |
Michael Kolb | 10f4ba0 | 2013-04-10 08:50:51 -0700 | [diff] [blame] | 253 | CharSequence labels[] = new CharSequence[maxValue - minValue + 1]; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 254 | int[] icons = new int[maxValue - minValue + 1]; |
| 255 | TypedArray iconIds = mContext.getResources().obtainTypedArray( |
| 256 | R.array.pref_camera_exposure_icons); |
| 257 | for (int i = minValue; i <= maxValue; ++i) { |
Doris Liu | 31ce184 | 2013-05-24 15:58:18 -0700 | [diff] [blame] | 258 | entryValues[i - minValue] = Integer.toString(Math.round(i / step)); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 259 | StringBuilder builder = new StringBuilder(); |
| 260 | if (i > 0) builder.append('+'); |
Doris Liu | 31ce184 | 2013-05-24 15:58:18 -0700 | [diff] [blame] | 261 | entries[i - minValue] = builder.append(i).toString(); |
| 262 | labels[i - minValue] = explabel + " " + builder.toString(); |
| 263 | icons[i - minValue] = iconIds.getResourceId(3 + i, 0); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 264 | } |
| 265 | exposure.setUseSingleIcon(true); |
| 266 | exposure.setEntries(entries); |
Michael Kolb | 10f4ba0 | 2013-04-10 08:50:51 -0700 | [diff] [blame] | 267 | exposure.setLabels(labels); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 268 | exposure.setEntryValues(entryValues); |
| 269 | exposure.setLargeIconIds(icons); |
| 270 | } |
| 271 | |
| 272 | private void buildCameraId( |
| 273 | PreferenceGroup group, IconListPreference preference) { |
| 274 | int numOfCameras = mCameraInfo.length; |
| 275 | if (numOfCameras < 2) { |
| 276 | removePreference(group, preference.getKey()); |
| 277 | return; |
| 278 | } |
| 279 | |
| 280 | CharSequence[] entryValues = new CharSequence[numOfCameras]; |
| 281 | for (int i = 0; i < numOfCameras; ++i) { |
| 282 | entryValues[i] = "" + i; |
| 283 | } |
| 284 | preference.setEntryValues(entryValues); |
| 285 | } |
| 286 | |
| 287 | private static boolean removePreference(PreferenceGroup group, String key) { |
| 288 | for (int i = 0, n = group.size(); i < n; i++) { |
| 289 | CameraPreference child = group.get(i); |
| 290 | if (child instanceof PreferenceGroup) { |
| 291 | if (removePreference((PreferenceGroup) child, key)) { |
| 292 | return true; |
| 293 | } |
| 294 | } |
| 295 | if (child instanceof ListPreference && |
| 296 | ((ListPreference) child).getKey().equals(key)) { |
| 297 | group.removePreference(i); |
| 298 | return true; |
| 299 | } |
| 300 | } |
| 301 | return false; |
| 302 | } |
| 303 | |
| 304 | private void filterUnsupportedOptions(PreferenceGroup group, |
| 305 | ListPreference pref, List<String> supported) { |
| 306 | |
| 307 | // Remove the preference if the parameter is not supported or there is |
| 308 | // only one options for the settings. |
| 309 | if (supported == null || supported.size() <= 1) { |
| 310 | removePreference(group, pref.getKey()); |
| 311 | return; |
| 312 | } |
| 313 | |
| 314 | pref.filterUnsupported(supported); |
| 315 | if (pref.getEntries().length <= 1) { |
| 316 | removePreference(group, pref.getKey()); |
| 317 | return; |
| 318 | } |
| 319 | |
| 320 | resetIfInvalid(pref); |
| 321 | } |
| 322 | |
| 323 | private void filterSimilarPictureSize(PreferenceGroup group, |
| 324 | ListPreference pref) { |
| 325 | pref.filterDuplicated(); |
| 326 | if (pref.getEntries().length <= 1) { |
| 327 | removePreference(group, pref.getKey()); |
| 328 | return; |
| 329 | } |
| 330 | resetIfInvalid(pref); |
| 331 | } |
| 332 | |
| 333 | private void resetIfInvalid(ListPreference pref) { |
| 334 | // Set the value to the first entry if it is invalid. |
| 335 | String value = pref.getValue(); |
| 336 | if (pref.findIndexOfValue(value) == NOT_FOUND) { |
| 337 | pref.setValueIndex(0); |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | private static List<String> sizeListToStringList(List<Size> sizes) { |
| 342 | ArrayList<String> list = new ArrayList<String>(); |
| 343 | for (Size size : sizes) { |
| 344 | list.add(String.format(Locale.ENGLISH, "%dx%d", size.width, size.height)); |
| 345 | } |
| 346 | return list; |
| 347 | } |
| 348 | |
| 349 | public static void upgradeLocalPreferences(SharedPreferences pref) { |
| 350 | int version; |
| 351 | try { |
| 352 | version = pref.getInt(KEY_LOCAL_VERSION, 0); |
| 353 | } catch (Exception ex) { |
| 354 | version = 0; |
| 355 | } |
| 356 | if (version == CURRENT_LOCAL_VERSION) return; |
| 357 | |
| 358 | SharedPreferences.Editor editor = pref.edit(); |
| 359 | if (version == 1) { |
| 360 | // We use numbers to represent the quality now. The quality definition is identical to |
| 361 | // that of CamcorderProfile.java. |
| 362 | editor.remove("pref_video_quality_key"); |
| 363 | } |
| 364 | editor.putInt(KEY_LOCAL_VERSION, CURRENT_LOCAL_VERSION); |
| 365 | editor.apply(); |
| 366 | } |
| 367 | |
| 368 | public static void upgradeGlobalPreferences(SharedPreferences pref) { |
| 369 | upgradeOldVersion(pref); |
| 370 | upgradeCameraId(pref); |
| 371 | } |
| 372 | |
| 373 | private static void upgradeOldVersion(SharedPreferences pref) { |
| 374 | int version; |
| 375 | try { |
| 376 | version = pref.getInt(KEY_VERSION, 0); |
| 377 | } catch (Exception ex) { |
| 378 | version = 0; |
| 379 | } |
| 380 | if (version == CURRENT_VERSION) return; |
| 381 | |
| 382 | SharedPreferences.Editor editor = pref.edit(); |
| 383 | if (version == 0) { |
| 384 | // We won't use the preference which change in version 1. |
| 385 | // So, just upgrade to version 1 directly |
| 386 | version = 1; |
| 387 | } |
| 388 | if (version == 1) { |
| 389 | // Change jpeg quality {65,75,85} to {normal,fine,superfine} |
| 390 | String quality = pref.getString(KEY_JPEG_QUALITY, "85"); |
| 391 | if (quality.equals("65")) { |
| 392 | quality = "normal"; |
| 393 | } else if (quality.equals("75")) { |
| 394 | quality = "fine"; |
| 395 | } else { |
| 396 | quality = "superfine"; |
| 397 | } |
| 398 | editor.putString(KEY_JPEG_QUALITY, quality); |
| 399 | version = 2; |
| 400 | } |
| 401 | if (version == 2) { |
| 402 | editor.putString(KEY_RECORD_LOCATION, |
| 403 | pref.getBoolean(KEY_RECORD_LOCATION, false) |
| 404 | ? RecordLocationPreference.VALUE_ON |
| 405 | : RecordLocationPreference.VALUE_NONE); |
| 406 | version = 3; |
| 407 | } |
| 408 | if (version == 3) { |
| 409 | // Just use video quality to replace it and |
| 410 | // ignore the current settings. |
| 411 | editor.remove("pref_camera_videoquality_key"); |
| 412 | editor.remove("pref_camera_video_duration_key"); |
| 413 | } |
| 414 | |
| 415 | editor.putInt(KEY_VERSION, CURRENT_VERSION); |
| 416 | editor.apply(); |
| 417 | } |
| 418 | |
| 419 | private static void upgradeCameraId(SharedPreferences pref) { |
| 420 | // The id stored in the preference may be out of range if we are running |
| 421 | // inside the emulator and a webcam is removed. |
| 422 | // Note: This method accesses the global preferences directly, not the |
| 423 | // combo preferences. |
| 424 | int cameraId = readPreferredCameraId(pref); |
| 425 | if (cameraId == 0) return; // fast path |
| 426 | |
| 427 | int n = CameraHolder.instance().getNumberOfCameras(); |
| 428 | if (cameraId < 0 || cameraId >= n) { |
| 429 | writePreferredCameraId(pref, 0); |
| 430 | } |
| 431 | } |
| 432 | |
| 433 | public static int readPreferredCameraId(SharedPreferences pref) { |
| 434 | return Integer.parseInt(pref.getString(KEY_CAMERA_ID, "0")); |
| 435 | } |
| 436 | |
| 437 | public static void writePreferredCameraId(SharedPreferences pref, |
| 438 | int cameraId) { |
| 439 | Editor editor = pref.edit(); |
| 440 | editor.putString(KEY_CAMERA_ID, Integer.toString(cameraId)); |
| 441 | editor.apply(); |
| 442 | } |
| 443 | |
| 444 | public static int readExposure(ComboPreferences preferences) { |
| 445 | String exposure = preferences.getString( |
| 446 | CameraSettings.KEY_EXPOSURE, |
| 447 | EXPOSURE_DEFAULT_VALUE); |
| 448 | try { |
| 449 | return Integer.parseInt(exposure); |
| 450 | } catch (Exception ex) { |
| 451 | Log.e(TAG, "Invalid exposure: " + exposure); |
| 452 | } |
| 453 | return 0; |
| 454 | } |
| 455 | |
| 456 | public static int readEffectType(SharedPreferences pref) { |
| 457 | String effectSelection = pref.getString(KEY_VIDEO_EFFECT, "none"); |
| 458 | if (effectSelection.equals("none")) { |
| 459 | return EffectsRecorder.EFFECT_NONE; |
| 460 | } else if (effectSelection.startsWith("goofy_face")) { |
| 461 | return EffectsRecorder.EFFECT_GOOFY_FACE; |
| 462 | } else if (effectSelection.startsWith("backdropper")) { |
| 463 | return EffectsRecorder.EFFECT_BACKDROPPER; |
| 464 | } |
| 465 | Log.e(TAG, "Invalid effect selection: " + effectSelection); |
| 466 | return EffectsRecorder.EFFECT_NONE; |
| 467 | } |
| 468 | |
| 469 | public static Object readEffectParameter(SharedPreferences pref) { |
| 470 | String effectSelection = pref.getString(KEY_VIDEO_EFFECT, "none"); |
| 471 | if (effectSelection.equals("none")) { |
| 472 | return null; |
| 473 | } |
| 474 | int separatorIndex = effectSelection.indexOf('/'); |
| 475 | String effectParameter = |
| 476 | effectSelection.substring(separatorIndex + 1); |
| 477 | if (effectSelection.startsWith("goofy_face")) { |
| 478 | if (effectParameter.equals("squeeze")) { |
| 479 | return EffectsRecorder.EFFECT_GF_SQUEEZE; |
| 480 | } else if (effectParameter.equals("big_eyes")) { |
| 481 | return EffectsRecorder.EFFECT_GF_BIG_EYES; |
| 482 | } else if (effectParameter.equals("big_mouth")) { |
| 483 | return EffectsRecorder.EFFECT_GF_BIG_MOUTH; |
| 484 | } else if (effectParameter.equals("small_mouth")) { |
| 485 | return EffectsRecorder.EFFECT_GF_SMALL_MOUTH; |
| 486 | } else if (effectParameter.equals("big_nose")) { |
| 487 | return EffectsRecorder.EFFECT_GF_BIG_NOSE; |
| 488 | } else if (effectParameter.equals("small_eyes")) { |
| 489 | return EffectsRecorder.EFFECT_GF_SMALL_EYES; |
| 490 | } |
| 491 | } else if (effectSelection.startsWith("backdropper")) { |
| 492 | // Parameter is a string that either encodes the URI to use, |
| 493 | // or specifies 'gallery'. |
| 494 | return effectParameter; |
| 495 | } |
| 496 | |
| 497 | Log.e(TAG, "Invalid effect selection: " + effectSelection); |
| 498 | return null; |
| 499 | } |
| 500 | |
| 501 | public static void restorePreferences(Context context, |
| 502 | ComboPreferences preferences, Parameters parameters) { |
| 503 | int currentCameraId = readPreferredCameraId(preferences); |
| 504 | |
| 505 | // Clear the preferences of both cameras. |
| 506 | int backCameraId = CameraHolder.instance().getBackCameraId(); |
| 507 | if (backCameraId != -1) { |
| 508 | preferences.setLocalId(context, backCameraId); |
| 509 | Editor editor = preferences.edit(); |
| 510 | editor.clear(); |
| 511 | editor.apply(); |
| 512 | } |
| 513 | int frontCameraId = CameraHolder.instance().getFrontCameraId(); |
| 514 | if (frontCameraId != -1) { |
| 515 | preferences.setLocalId(context, frontCameraId); |
| 516 | Editor editor = preferences.edit(); |
| 517 | editor.clear(); |
| 518 | editor.apply(); |
| 519 | } |
| 520 | |
| 521 | // Switch back to the preferences of the current camera. Otherwise, |
| 522 | // we may write the preference to wrong camera later. |
| 523 | preferences.setLocalId(context, currentCameraId); |
| 524 | |
| 525 | upgradeGlobalPreferences(preferences.getGlobal()); |
| 526 | upgradeLocalPreferences(preferences.getLocal()); |
| 527 | |
| 528 | // Write back the current camera id because parameters are related to |
| 529 | // the camera. Otherwise, we may switch to the front camera but the |
| 530 | // initial picture size is that of the back camera. |
| 531 | initialCameraPictureSize(context, parameters); |
| 532 | writePreferredCameraId(preferences, currentCameraId); |
| 533 | } |
| 534 | |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 535 | private static ArrayList<String> getSupportedVideoQuality(int cameraId) { |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 536 | ArrayList<String> supported = new ArrayList<String>(); |
| 537 | // Check for supported quality |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 538 | if (CamcorderProfile.hasProfile(cameraId, CamcorderProfile.QUALITY_1080P)) { |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 539 | supported.add(Integer.toString(CamcorderProfile.QUALITY_1080P)); |
| 540 | } |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 541 | if (CamcorderProfile.hasProfile(cameraId, CamcorderProfile.QUALITY_720P)) { |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 542 | supported.add(Integer.toString(CamcorderProfile.QUALITY_720P)); |
| 543 | } |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 544 | if (CamcorderProfile.hasProfile(cameraId, CamcorderProfile.QUALITY_480P)) { |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 545 | supported.add(Integer.toString(CamcorderProfile.QUALITY_480P)); |
| 546 | } |
Doris Liu | 3f7e004 | 2013-07-31 11:25:09 -0700 | [diff] [blame] | 547 | return supported; |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 548 | } |
| 549 | |
| 550 | private void initVideoEffect(PreferenceGroup group, ListPreference videoEffect) { |
| 551 | CharSequence[] values = videoEffect.getEntryValues(); |
| 552 | |
| 553 | boolean goofyFaceSupported = |
| 554 | EffectsRecorder.isEffectSupported(EffectsRecorder.EFFECT_GOOFY_FACE); |
| 555 | boolean backdropperSupported = |
| 556 | EffectsRecorder.isEffectSupported(EffectsRecorder.EFFECT_BACKDROPPER) && |
Angus Kong | b50b5cb | 2013-08-09 14:55:20 -0700 | [diff] [blame] | 557 | CameraUtil.isAutoExposureLockSupported(mParameters) && |
| 558 | CameraUtil.isAutoWhiteBalanceLockSupported(mParameters); |
Michael Kolb | 8872c23 | 2013-01-29 10:33:22 -0800 | [diff] [blame] | 559 | |
| 560 | ArrayList<String> supported = new ArrayList<String>(); |
| 561 | for (CharSequence value : values) { |
| 562 | String effectSelection = value.toString(); |
| 563 | if (!goofyFaceSupported && effectSelection.startsWith("goofy_face")) continue; |
| 564 | if (!backdropperSupported && effectSelection.startsWith("backdropper")) continue; |
| 565 | supported.add(effectSelection); |
| 566 | } |
| 567 | |
| 568 | filterUnsupportedOptions(group, videoEffect, supported); |
| 569 | } |
| 570 | } |