HdmiCecKeycode.java revision 4612a6e1116f1196e6aa64b5a6e3757ea48f94ac
1/* 2 * Copyright (C) 2014 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 17package com.android.server.hdmi; 18 19import android.view.KeyEvent; 20 21/** 22 * Helper class to translate android keycode to hdmi cec keycode and vice versa. 23 */ 24final class HdmiCecKeycode { 25 public static final int UNSUPPORTED_KEYCODE = -1; 26 public static final int NO_PARAM = -1; 27 28 // ========================================================================= 29 // Hdmi CEC keycodes 30 public static final int CEC_KEYCODE_SELECT = 0x00; 31 public static final int CEC_KEYCODE_UP = 0x01; 32 public static final int CEC_KEYCODE_DOWN = 0x02; 33 public static final int CEC_KEYCODE_LEFT = 0x03; 34 public static final int CEC_KEYCODE_RIGHT = 0x04; 35 public static final int CEC_KEYCODE_RIGHT_UP = 0x05; 36 public static final int CEC_KEYCODE_RIGHT_DOWN = 0x06; 37 public static final int CEC_KEYCODE_LEFT_UP = 0x07; 38 public static final int CEC_KEYCODE_LEFT_DOWN = 0x08; 39 public static final int CEC_KEYCODE_ROOT_MENU = 0x09; 40 public static final int CEC_KEYCODE_SETUP_MENU = 0x0A; 41 public static final int CEC_KEYCODE_CONTENTS_MENU = 0x0B; 42 public static final int CEC_KEYCODE_FAVORITE_MENU = 0x0C; 43 public static final int CEC_KEYCODE_EXIT = 0x0D; 44 // RESERVED = 0x0E - 0x0F 45 public static final int CEC_KEYCODE_MEDIA_TOP_MENU = 0x10; 46 public static final int CEC_KEYCODE_MEDIA_CONTEXT_SENSITIVE_MENU = 0x11; 47 // RESERVED = 0x12 – 0x1C 48 public static final int CEC_KEYCODE_NUMBER_ENTRY_MODE = 0x1D; 49 public static final int CEC_KEYCODE_NUMBER_11 = 0x1E; 50 public static final int CEC_KEYCODE_NUMBER_12 = 0x1F; 51 public static final int CEC_KEYCODE_NUMBER_0_OR_NUMBER_10 = 0x20; 52 public static final int CEC_KEYCODE_NUMBERS_1 = 0x21; 53 public static final int CEC_KEYCODE_NUMBERS_2 = 0x22; 54 public static final int CEC_KEYCODE_NUMBERS_3 = 0x23; 55 public static final int CEC_KEYCODE_NUMBERS_4 = 0x24; 56 public static final int CEC_KEYCODE_NUMBERS_5 = 0x25; 57 public static final int CEC_KEYCODE_NUMBERS_6 = 0x26; 58 public static final int CEC_KEYCODE_NUMBERS_7 = 0x27; 59 public static final int CEC_KEYCODE_NUMBERS_8 = 0x28; 60 public static final int CEC_KEYCODE_NUMBERS_9 = 0x29; 61 public static final int CEC_KEYCODE_DOT = 0x2A; 62 public static final int CEC_KEYCODE_ENTER = 0x2B; 63 public static final int CEC_KEYCODE_CLEAR = 0x2C; 64 // RESERVED = 0x2D - 0x2E 65 public static final int CEC_KEYCODE_NEXT_FAVORITE = 0x2F; 66 public static final int CEC_KEYCODE_CHANNEL_UP = 0x30; 67 public static final int CEC_KEYCODE_CHANNEL_DOWN = 0x31; 68 public static final int CEC_KEYCODE_PREVIOUS_CHANNEL = 0x32; 69 public static final int CEC_KEYCODE_SOUND_SELECT = 0x33; 70 public static final int CEC_KEYCODE_INPUT_SELECT = 0x34; 71 public static final int CEC_KEYCODE_DISPLAY_INFORMATION = 0x35; 72 public static final int CEC_KEYCODE_HELP = 0x36; 73 public static final int CEC_KEYCODE_PAGE_UP = 0x37; 74 public static final int CEC_KEYCODE_PAGE_DOWN = 0x38; 75 // RESERVED = 0x39 - 0x3F 76 public static final int CEC_KEYCODE_POWER = 0x40; 77 public static final int CEC_KEYCODE_VOLUME_UP = 0x41; 78 public static final int CEC_KEYCODE_VOLUME_DOWN = 0x42; 79 public static final int CEC_KEYCODE_MUTE = 0x43; 80 public static final int CEC_KEYCODE_PLAY = 0x44; 81 public static final int CEC_KEYCODE_STOP = 0x45; 82 public static final int CEC_KEYCODE_PAUSE = 0x46; 83 public static final int CEC_KEYCODE_RECORD = 0x47; 84 public static final int CEC_KEYCODE_REWIND = 0x48; 85 public static final int CEC_KEYCODE_FAST_FORWARD = 0x49; 86 public static final int CEC_KEYCODE_EJECT = 0x4A; 87 public static final int CEC_KEYCODE_FORWARD = 0x4B; 88 public static final int CEC_KEYCODE_BACKWARD = 0x4C; 89 public static final int CEC_KEYCODE_STOP_RECORD = 0x4D; 90 public static final int CEC_KEYCODE_PAUSE_RECORD = 0x4E; 91 public static final int CEC_KEYCODE_RESERVED = 0x4F; 92 public static final int CEC_KEYCODE_ANGLE = 0x50; 93 public static final int CEC_KEYCODE_SUB_PICTURE = 0x51; 94 public static final int CEC_KEYCODE_VIDEO_ON_DEMAND = 0x52; 95 public static final int CEC_KEYCODE_ELECTRONIC_PROGRAM_GUIDE = 0x53; 96 public static final int CEC_KEYCODE_TIMER_PROGRAMMING = 0x54; 97 public static final int CEC_KEYCODE_INITIAL_CONFIGURATION = 0x55; 98 public static final int CEC_KEYCODE_SELECT_BROADCAST_TYPE = 0x56; 99 public static final int CEC_KEYCODE_SELECT_SOUND_PRESENTATION = 0x57; 100 // RESERVED = 0x58-0x5F 101 public static final int CEC_KEYCODE_PLAY_FUNCTION = 0x60; 102 public static final int CEC_KEYCODE_PAUSE_PLAY_FUNCTION = 0x61; 103 public static final int CEC_KEYCODE_RECORD_FUNCTION = 0x62; 104 public static final int CEC_KEYCODE_PAUSE_RECORD_FUNCTION = 0x63; 105 public static final int CEC_KEYCODE_STOP_FUNCTION = 0x64; 106 public static final int CEC_KEYCODE_MUTE_FUNCTION = 0x65; 107 public static final int CEC_KEYCODE_RESTORE_VOLUME_FUNCTION = 0x66; 108 public static final int CEC_KEYCODE_TUNE_FUNCTION = 0x67; 109 public static final int CEC_KEYCODE_SELECT_MEDIA_FUNCTION = 0x68; 110 public static final int CEC_KEYCODE_SELECT_AV_INPUT_FUNCTION = 0x69; 111 public static final int CEC_KEYCODE_SELECT_AUDIO_INPUT_FUNCTION = 0x6A; 112 public static final int CEC_KEYCODE_POWER_TOGGLE_FUNCTION = 0x6B; 113 public static final int CEC_KEYCODE_POWER_OFF_FUNCTION = 0x6C; 114 public static final int CEC_KEYCODE_POWER_ON_FUNCTION = 0x6D; 115 // RESERVED = 0x6E-0x70 116 public static final int CEC_KEYCODE_F1_BLUE = 0x71; 117 public static final int CEC_KEYCODE_F2_RED = 0x72; 118 public static final int CEC_KEYCODE_F3_GREEN = 0x73; 119 public static final int CEC_KEYCODE_F4_YELLOW = 0x74; 120 public static final int CEC_KEYCODE_F5 = 0x75; 121 public static final int CEC_KEYCODE_DATA = 0x76; 122 // RESERVED = 0x77-0xFF 123 124 // ========================================================================= 125 // UI Broadcast Type 126 public static final int UI_BROADCAST_TOGGLE_ALL = 0x00; 127 public static final int UI_BROADCAST_TOGGLE_ANALOGUE_DIGITAL = 0x01; 128 public static final int UI_BROADCAST_ANALOGUE = 0x10; 129 public static final int UI_BROADCAST_ANALOGUE_TERRESTRIAL = 0x20; 130 public static final int UI_BROADCAST_ANALOGUE_CABLE = 0x30; 131 public static final int UI_BROADCAST_ANALOGUE_SATELLITE = 0x40; 132 public static final int UI_BROADCAST_DIGITAL = 0x50; 133 public static final int UI_BROADCAST_DIGITAL_TERRESTRIAL = 0x60; 134 public static final int UI_BROADCAST_DIGITAL_CABLE = 0x70; 135 public static final int UI_BROADCAST_DIGITAL_SATELLITE = 0x80; 136 public static final int UI_BROADCAST_DIGITAL_COMMNICATIONS_SATELLITE = 0x90; 137 public static final int UI_BROADCAST_DIGITAL_COMMNICATIONS_SATELLITE_2 = 0x91; 138 public static final int UI_BROADCAST_IP = 0xA0; 139 140 // ========================================================================= 141 // UI Sound Presentation Control 142 public static final int UI_SOUND_PRESENTATION_SOUND_MIX_DUAL_MONO = 0x20; 143 public static final int UI_SOUND_PRESENTATION_SOUND_MIX_KARAOKE = 0x30; 144 public static final int UI_SOUND_PRESENTATION_SELECT_AUDIO_DOWN_MIX = 0x80; 145 public static final int UI_SOUND_PRESENTATION_SELECT_AUDIO_AUTO_REVERBERATION = 0x90; 146 public static final int UI_SOUND_PRESENTATION_SELECT_AUDIO_AUTO_EQUALIZER = 0xA0; 147 public static final int UI_SOUND_PRESENTATION_BASS_STEP_PLUS = 0xB1; 148 public static final int UI_SOUND_PRESENTATION_BASS_NEUTRAL = 0xB2; 149 public static final int UI_SOUND_PRESENTATION_BASS_STEP_MINUS = 0xB3; 150 public static final int UI_SOUND_PRESENTATION_TREBLE_STEP_PLUS = 0xC1; 151 public static final int UI_SOUND_PRESENTATION_TREBLE_NEUTRAL = 0xC2; 152 public static final int UI_SOUND_PRESENTATION_TREBLE_STEP_MINUS = 0xC3; 153 154 private HdmiCecKeycode() { 155 } 156 157 /** 158 * A mapping between andorid and cec keycode. 159 * 160 * <p>Normal implementation of this looks like 161 * <pre> 162 * new KeycodeEntry(KeyEvent.KEYCODE_DPAD_CENTER, CEC_KEYCODE_SELECT); 163 * </pre> 164 * <p>However, some keys in CEC requires additional parameter. 165 * In order to use parameterized cec key, add unique android keycode (existing or custom) 166 * corresponding to a pair of cec keycode and and its param. 167 * <pre> 168 * new KeycodeEntry(CUSTOME_ANDORID_KEY_1, CEC_KEYCODE_SELECT_BROADCAST_TYPE, 169 * UI_BROADCAST_TOGGLE_ALL); 170 * new KeycodeEntry(CUSTOME_ANDORID_KEY_2, CEC_KEYCODE_SELECT_BROADCAST_TYPE, 171 * UI_BROADCAST_ANALOGUE); 172 * </pre> 173 */ 174 private static class KeycodeEntry { 175 private final int mAndroidKeycode; 176 private final int mCecKeycode; 177 private final int mParam; 178 private final boolean mIsRepeatable; 179 180 private KeycodeEntry(int androidKeycode, int cecKeycode, int param, boolean isRepeatable) { 181 mAndroidKeycode = androidKeycode; 182 mCecKeycode = cecKeycode; 183 mParam = param; 184 mIsRepeatable = isRepeatable; 185 } 186 187 private KeycodeEntry(int androidKeycode, int cecKeycode) { 188 this(androidKeycode, cecKeycode, NO_PARAM, true); 189 } 190 191 private KeycodeEntry(int androidKeycode, int cecKeycode, boolean isRepeatable) { 192 this(androidKeycode, cecKeycode, NO_PARAM, isRepeatable); 193 } 194 195 private byte[] toCecKeycodeIfMatched(int androidKeycode) { 196 if (mAndroidKeycode == androidKeycode) { 197 if (mParam == NO_PARAM) { 198 return new byte[] { 199 (byte) (mCecKeycode & 0xFF) 200 }; 201 } else { 202 return new byte[] { 203 (byte) (mCecKeycode & 0xFF), 204 (byte) (mParam & 0xFF) 205 }; 206 } 207 } else { 208 return null; 209 } 210 } 211 212 private int toAndroidKeycodeIfMatched(int cecKeycode, int param) { 213 if (cecKeycode == mCecKeycode && mParam == param) { 214 return mAndroidKeycode; 215 } else { 216 return UNSUPPORTED_KEYCODE; 217 } 218 } 219 220 private Boolean isRepeatableIfMatched(int androidKeycode) { 221 if (mAndroidKeycode == androidKeycode) { 222 return mIsRepeatable; 223 } else { 224 return null; 225 } 226 } 227 } 228 229 // Keycode entry container for all mappings. 230 // Note that order of entry is the same as above cec keycode definition. 231 private static final KeycodeEntry[] KEYCODE_ENTRIES = new KeycodeEntry[] { 232 new KeycodeEntry(KeyEvent.KEYCODE_DPAD_CENTER, CEC_KEYCODE_SELECT), 233 new KeycodeEntry(KeyEvent.KEYCODE_DPAD_UP, CEC_KEYCODE_UP), 234 new KeycodeEntry(KeyEvent.KEYCODE_DPAD_DOWN, CEC_KEYCODE_DOWN), 235 new KeycodeEntry(KeyEvent.KEYCODE_DPAD_LEFT, CEC_KEYCODE_LEFT), 236 new KeycodeEntry(KeyEvent.KEYCODE_DPAD_RIGHT, CEC_KEYCODE_RIGHT), 237 // No Android keycode defined for CEC_KEYCODE_RIGHT_UP 238 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_RIGHT_UP), 239 // No Android keycode defined for CEC_KEYCODE_RIGHT_DOWN 240 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_RIGHT_DOWN), 241 // No Android keycode defined for CEC_KEYCODE_LEFT_UP 242 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_LEFT_UP), 243 // No Android keycode defined for CEC_KEYCODE_LEFT_DOWN 244 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_LEFT_DOWN), 245 new KeycodeEntry(KeyEvent.KEYCODE_HOME, CEC_KEYCODE_ROOT_MENU, false), 246 new KeycodeEntry(KeyEvent.KEYCODE_SETTINGS, CEC_KEYCODE_SETUP_MENU, false), 247 new KeycodeEntry(KeyEvent.KEYCODE_MENU, CEC_KEYCODE_CONTENTS_MENU, false), 248 // No Android keycode defined for CEC_KEYCODE_FAVORITE_MENU 249 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_FAVORITE_MENU), 250 new KeycodeEntry(KeyEvent.KEYCODE_BACK, CEC_KEYCODE_EXIT), 251 // RESERVED 252 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_TOP_MENU, CEC_KEYCODE_MEDIA_TOP_MENU), 253 // No Android keycode defined for CEC_KEYCODE_MEDIA_CONTEXT_SENSITIVE_MENU 254 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_MEDIA_CONTEXT_SENSITIVE_MENU), 255 // RESERVED 256 // No Android keycode defined for CEC_KEYCODE_NUMBER_ENTRY_MODE 257 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_NUMBER_ENTRY_MODE), 258 new KeycodeEntry(KeyEvent.KEYCODE_11, CEC_KEYCODE_NUMBER_11), 259 new KeycodeEntry(KeyEvent.KEYCODE_12, CEC_KEYCODE_NUMBER_12), 260 new KeycodeEntry(KeyEvent.KEYCODE_0, CEC_KEYCODE_NUMBER_0_OR_NUMBER_10), 261 new KeycodeEntry(KeyEvent.KEYCODE_1, CEC_KEYCODE_NUMBERS_1), 262 new KeycodeEntry(KeyEvent.KEYCODE_2, CEC_KEYCODE_NUMBERS_2), 263 new KeycodeEntry(KeyEvent.KEYCODE_3, CEC_KEYCODE_NUMBERS_3), 264 new KeycodeEntry(KeyEvent.KEYCODE_4, CEC_KEYCODE_NUMBERS_4), 265 new KeycodeEntry(KeyEvent.KEYCODE_5, CEC_KEYCODE_NUMBERS_5), 266 new KeycodeEntry(KeyEvent.KEYCODE_6, CEC_KEYCODE_NUMBERS_6), 267 new KeycodeEntry(KeyEvent.KEYCODE_7, CEC_KEYCODE_NUMBERS_7), 268 new KeycodeEntry(KeyEvent.KEYCODE_8, CEC_KEYCODE_NUMBERS_8), 269 new KeycodeEntry(KeyEvent.KEYCODE_9, CEC_KEYCODE_NUMBERS_9), 270 new KeycodeEntry(KeyEvent.KEYCODE_PERIOD, CEC_KEYCODE_DOT), 271 new KeycodeEntry(KeyEvent.KEYCODE_NUMPAD_ENTER, CEC_KEYCODE_ENTER), 272 new KeycodeEntry(KeyEvent.KEYCODE_CLEAR, CEC_KEYCODE_CLEAR), 273 // RESERVED 274 // No Android keycode defined for CEC_KEYCODE_NEXT_FAVORITE 275 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_NEXT_FAVORITE), 276 new KeycodeEntry(KeyEvent.KEYCODE_CHANNEL_UP, CEC_KEYCODE_CHANNEL_UP), 277 new KeycodeEntry(KeyEvent.KEYCODE_CHANNEL_DOWN, CEC_KEYCODE_CHANNEL_DOWN), 278 new KeycodeEntry(KeyEvent.KEYCODE_LAST_CHANNEL, CEC_KEYCODE_PREVIOUS_CHANNEL), 279 // No Android keycode defined for CEC_KEYCODE_SOUND_SELECT 280 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_SOUND_SELECT), 281 new KeycodeEntry(KeyEvent.KEYCODE_TV_INPUT, CEC_KEYCODE_INPUT_SELECT), 282 new KeycodeEntry(KeyEvent.KEYCODE_INFO, CEC_KEYCODE_DISPLAY_INFORMATION), 283 // No Android keycode defined for CEC_KEYCODE_HELP 284 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_HELP), 285 new KeycodeEntry(KeyEvent.KEYCODE_PAGE_UP, CEC_KEYCODE_PAGE_UP), 286 new KeycodeEntry(KeyEvent.KEYCODE_PAGE_DOWN, CEC_KEYCODE_PAGE_DOWN), 287 // RESERVED 288 new KeycodeEntry(KeyEvent.KEYCODE_POWER, CEC_KEYCODE_POWER, false), 289 new KeycodeEntry(KeyEvent.KEYCODE_VOLUME_UP, CEC_KEYCODE_VOLUME_UP), 290 new KeycodeEntry(KeyEvent.KEYCODE_VOLUME_DOWN, CEC_KEYCODE_VOLUME_DOWN), 291 new KeycodeEntry(KeyEvent.KEYCODE_VOLUME_MUTE, CEC_KEYCODE_MUTE, false), 292 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_PLAY, CEC_KEYCODE_PLAY), 293 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_STOP, CEC_KEYCODE_STOP), 294 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_PAUSE, CEC_KEYCODE_PAUSE), 295 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_RECORD, CEC_KEYCODE_RECORD), 296 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_REWIND, CEC_KEYCODE_REWIND), 297 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_FAST_FORWARD, CEC_KEYCODE_FAST_FORWARD), 298 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_EJECT, CEC_KEYCODE_EJECT), 299 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_NEXT, CEC_KEYCODE_FORWARD), 300 new KeycodeEntry(KeyEvent.KEYCODE_MEDIA_PREVIOUS, CEC_KEYCODE_BACKWARD), 301 // No Android keycode defined for CEC_KEYCODE_STOP_RECORD 302 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_STOP_RECORD), 303 // No Android keycode defined for CEC_KEYCODE_PAUSE_RECORD 304 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_PAUSE_RECORD), 305 // No Android keycode defined for CEC_KEYCODE_RESERVED 306 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_RESERVED), 307 // No Android keycode defined for CEC_KEYCODE_ANGLE 308 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_ANGLE), 309 // No Android keycode defined for CEC_KEYCODE_SUB_PICTURE 310 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_SUB_PICTURE), 311 // No Android keycode defined for CEC_KEYCODE_VIDEO_ON_DEMAND 312 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_VIDEO_ON_DEMAND), 313 new KeycodeEntry(KeyEvent.KEYCODE_GUIDE, CEC_KEYCODE_ELECTRONIC_PROGRAM_GUIDE), 314 // No Android keycode defined for CEC_KEYCODE_TIMER_PROGRAMMING 315 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_TIMER_PROGRAMMING), 316 // No Android keycode defined for CEC_KEYCODE_INITIAL_CONFIGURATION 317 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_INITIAL_CONFIGURATION), 318 // No Android keycode defined for CEC_KEYCODE_SELECT_BROADCAST_TYPE 319 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_SELECT_BROADCAST_TYPE), 320 // No Android keycode defined for CEC_KEYCODE_SELECT_SOUND_PRESENTATION 321 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_SELECT_SOUND_PRESENTATION), 322 // RESERVED 323 // The following deterministic key definitions do not need key mapping 324 // since they are supposed to be generated programmatically only. 325 // No Android keycode defined for CEC_KEYCODE_PLAY_FUNCTION 326 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_PLAY_FUNCTION), 327 // No Android keycode defined for CEC_KEYCODE_PAUSE_PLAY_FUNCTION 328 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_PAUSE_PLAY_FUNCTION), 329 // No Android keycode defined for CEC_KEYCODE_RECORD_FUNCTION 330 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_RECORD_FUNCTION), 331 // No Android keycode defined for CEC_KEYCODE_PAUSE_RECORD_FUNCTION 332 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_PAUSE_RECORD_FUNCTION), 333 // No Android keycode defined for CEC_KEYCODE_STOP_FUNCTION 334 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_STOP_FUNCTION), 335 // No Android keycode defined for CEC_KEYCODE_MUTE_FUNCTION 336 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_MUTE_FUNCTION, false), 337 // No Android keycode defined for CEC_KEYCODE_RESTORE_VOLUME_FUNCTION 338 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_RESTORE_VOLUME_FUNCTION, false), 339 // No Android keycode defined for CEC_KEYCODE_TUNE_FUNCTION 340 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_TUNE_FUNCTION), 341 // No Android keycode defined for CEC_KEYCODE_SELECT_MEDIA_FUNCTION 342 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_SELECT_MEDIA_FUNCTION), 343 // No Android keycode defined for CEC_KEYCODE_SELECT_AV_INPUT_FUNCTION 344 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_SELECT_AV_INPUT_FUNCTION), 345 // No Android keycode defined for CEC_KEYCODE_SELECT_AUDIO_INPUT_FUNCTION 346 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_SELECT_AUDIO_INPUT_FUNCTION), 347 // No Android keycode defined for CEC_KEYCODE_POWER_TOGGLE_FUNCTION 348 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_POWER_TOGGLE_FUNCTION), 349 // No Android keycode defined for CEC_KEYCODE_POWER_OFF_FUNCTION 350 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_POWER_OFF_FUNCTION), 351 // No Android keycode defined for CEC_KEYCODE_POWER_ON_FUNCTION 352 new KeycodeEntry(UNSUPPORTED_KEYCODE, CEC_KEYCODE_POWER_ON_FUNCTION, false), 353 // RESERVED 354 new KeycodeEntry(KeyEvent.KEYCODE_PROG_BLUE, CEC_KEYCODE_F1_BLUE), 355 new KeycodeEntry(KeyEvent.KEYCODE_PROG_RED, CEC_KEYCODE_F2_RED), 356 new KeycodeEntry(KeyEvent.KEYCODE_PROG_GREEN, CEC_KEYCODE_F3_GREEN), 357 new KeycodeEntry(KeyEvent.KEYCODE_PROG_YELLOW, CEC_KEYCODE_F4_YELLOW), 358 new KeycodeEntry(KeyEvent.KEYCODE_F5, CEC_KEYCODE_F5), 359 new KeycodeEntry(KeyEvent.KEYCODE_TV_DATA_SERVICE, CEC_KEYCODE_DATA), 360 // RESERVED 361 // Add a new key mapping here if new keycode is introduced. 362 }; 363 364 /** 365 * Translate Android keycode to Hdmi Cec keycode. 366 * 367 * @param keycode Android keycode. For details, refer {@link KeyEvent} 368 * @return array of byte which contains cec keycode and param if it has; 369 * return null if failed to find matched cec keycode 370 */ 371 static byte[] androidKeyToCecKey(int keycode) { 372 for (int i = 0; i < KEYCODE_ENTRIES.length; ++i) { 373 byte[] cecKeycode = KEYCODE_ENTRIES[i].toCecKeycodeIfMatched(keycode); 374 if (cecKeycode != null) { 375 return cecKeycode; 376 } 377 } 378 return null; 379 } 380 381 /** 382 * Translate Hdmi CEC keycode to Android keycode. 383 * 384 * @param keycode Cec keycode. If has no param, put {@link #NO_PARAM} 385 * @return cec keycode corresponding to the given android keycode. 386 * If finds no matched keycode, return {@link #UNSUPPORTED_KEYCODE} 387 */ 388 static int cecKeyToAndroidKey(int keycode, int param) { 389 for (int i = 0; i < KEYCODE_ENTRIES.length; ++i) { 390 int androidKey = KEYCODE_ENTRIES[i].toAndroidKeycodeIfMatched(keycode, param); 391 if (androidKey != UNSUPPORTED_KEYCODE) { 392 return androidKey; 393 } 394 } 395 return UNSUPPORTED_KEYCODE; 396 } 397 398 /** 399 * Whether the given {@code androidKeycode} is repeatable key or not. 400 * 401 * @param androidKeycode keycode of android 402 * @return false if the given {@code androidKeycode} is not supported key code 403 */ 404 static boolean isRepeatableKey(int androidKeycode) { 405 for (int i = 0; i < KEYCODE_ENTRIES.length; ++i) { 406 Boolean isRepeatable = KEYCODE_ENTRIES[i].isRepeatableIfMatched(androidKeycode); 407 if (isRepeatable != null) { 408 return isRepeatable; 409 } 410 } 411 return false; 412 } 413} 414