BootAnimation.cpp revision 9071db1d370573bad80f127898e34066f56c4e64
1/* 2 * Copyright (C) 2007 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#define LOG_NDEBUG 0 18#define LOG_TAG "BootAnimation" 19 20#include <stdint.h> 21#include <sys/inotify.h> 22#include <sys/poll.h> 23#include <sys/stat.h> 24#include <sys/types.h> 25#include <math.h> 26#include <fcntl.h> 27#include <utils/misc.h> 28#include <signal.h> 29#include <time.h> 30 31#include <cutils/properties.h> 32 33#include <androidfw/AssetManager.h> 34#include <binder/IPCThreadState.h> 35#include <utils/Atomic.h> 36#include <utils/Errors.h> 37#include <utils/Log.h> 38 39#include <ui/PixelFormat.h> 40#include <ui/Rect.h> 41#include <ui/Region.h> 42#include <ui/DisplayInfo.h> 43 44#include <gui/ISurfaceComposer.h> 45#include <gui/Surface.h> 46#include <gui/SurfaceComposerClient.h> 47 48// TODO: Fix Skia. 49#pragma GCC diagnostic push 50#pragma GCC diagnostic ignored "-Wunused-parameter" 51#include <SkBitmap.h> 52#include <SkStream.h> 53#include <SkImageDecoder.h> 54#pragma GCC diagnostic pop 55 56#include <GLES/gl.h> 57#include <GLES/glext.h> 58#include <EGL/eglext.h> 59 60#include "BootAnimation.h" 61#include "audioplay.h" 62 63namespace android { 64 65static const char OEM_BOOTANIMATION_FILE[] = "/oem/media/bootanimation.zip"; 66static const char SYSTEM_BOOTANIMATION_FILE[] = "/system/media/bootanimation.zip"; 67static const char SYSTEM_ENCRYPTED_BOOTANIMATION_FILE[] = "/system/media/bootanimation-encrypted.zip"; 68static const char SYSTEM_DATA_DIR_PATH[] = "/data/system"; 69static const char SYSTEM_TIME_DIR_NAME[] = "time"; 70static const char SYSTEM_TIME_DIR_PATH[] = "/data/system/time"; 71static const char CLOCK_FONT_ASSET[] = "images/clock_font.png"; 72static const char CLOCK_FONT_ZIP_NAME[] = "clock_font.png"; 73static const char LAST_TIME_CHANGED_FILE_NAME[] = "last_time_change"; 74static const char LAST_TIME_CHANGED_FILE_PATH[] = "/data/system/time/last_time_change"; 75static const char ACCURATE_TIME_FLAG_FILE_NAME[] = "time_is_accurate"; 76static const char ACCURATE_TIME_FLAG_FILE_PATH[] = "/data/system/time/time_is_accurate"; 77static const char TIME_FORMAT_12_HOUR_FLAG_FILE_PATH[] = "/data/system/time/time_format_12_hour"; 78// Java timestamp format. Don't show the clock if the date is before 2000-01-01 00:00:00. 79static const long long ACCURATE_TIME_EPOCH = 946684800000; 80static constexpr char FONT_BEGIN_CHAR = ' '; 81static constexpr char FONT_END_CHAR = '~' + 1; 82static constexpr size_t FONT_NUM_CHARS = FONT_END_CHAR - FONT_BEGIN_CHAR + 1; 83static constexpr size_t FONT_NUM_COLS = 16; 84static constexpr size_t FONT_NUM_ROWS = FONT_NUM_CHARS / FONT_NUM_COLS; 85static const int TEXT_CENTER_VALUE = INT_MAX; 86static const int TEXT_MISSING_VALUE = INT_MIN; 87static const char EXIT_PROP_NAME[] = "service.bootanim.exit"; 88static const char PLAY_SOUND_PROP_NAME[] = "persist.sys.bootanim.play_sound"; 89static const int ANIM_ENTRY_NAME_MAX = 256; 90static constexpr size_t TEXT_POS_LEN_MAX = 16; 91static const char BOOT_COMPLETED_PROP_NAME[] = "sys.boot_completed"; 92static const char BOOTREASON_PROP_NAME[] = "ro.boot.bootreason"; 93// bootreasons list in "system/core/bootstat/bootstat.cpp". 94static const std::vector<std::string> PLAY_SOUND_BOOTREASON_BLACKLIST { 95 "kernel_panic", 96 "Panic", 97 "Watchdog", 98}; 99 100// --------------------------------------------------------------------------- 101 102BootAnimation::BootAnimation() : Thread(false), mClockEnabled(true), mTimeIsAccurate(false), 103 mTimeFormat12Hour(false), mTimeCheckThread(NULL) { 104 mSession = new SurfaceComposerClient(); 105 106 // If the system has already booted, the animation is not being used for a boot. 107 mSystemBoot = !property_get_bool(BOOT_COMPLETED_PROP_NAME, 0); 108} 109 110BootAnimation::~BootAnimation() {} 111 112void BootAnimation::onFirstRef() { 113 status_t err = mSession->linkToComposerDeath(this); 114 ALOGE_IF(err, "linkToComposerDeath failed (%s) ", strerror(-err)); 115 if (err == NO_ERROR) { 116 run("BootAnimation", PRIORITY_DISPLAY); 117 } 118} 119 120sp<SurfaceComposerClient> BootAnimation::session() const { 121 return mSession; 122} 123 124 125void BootAnimation::binderDied(const wp<IBinder>&) 126{ 127 // woah, surfaceflinger died! 128 ALOGD("SurfaceFlinger died, exiting..."); 129 130 // calling requestExit() is not enough here because the Surface code 131 // might be blocked on a condition variable that will never be updated. 132 kill( getpid(), SIGKILL ); 133 requestExit(); 134 audioplay::destroy(); 135} 136 137status_t BootAnimation::initTexture(Texture* texture, AssetManager& assets, 138 const char* name) { 139 Asset* asset = assets.open(name, Asset::ACCESS_BUFFER); 140 if (asset == NULL) 141 return NO_INIT; 142 SkBitmap bitmap; 143 SkImageDecoder::DecodeMemory(asset->getBuffer(false), asset->getLength(), 144 &bitmap, kUnknown_SkColorType, SkImageDecoder::kDecodePixels_Mode); 145 asset->close(); 146 delete asset; 147 148 // ensure we can call getPixels(). No need to call unlock, since the 149 // bitmap will go out of scope when we return from this method. 150 bitmap.lockPixels(); 151 152 const int w = bitmap.width(); 153 const int h = bitmap.height(); 154 const void* p = bitmap.getPixels(); 155 156 GLint crop[4] = { 0, h, w, -h }; 157 texture->w = w; 158 texture->h = h; 159 160 glGenTextures(1, &texture->name); 161 glBindTexture(GL_TEXTURE_2D, texture->name); 162 163 switch (bitmap.colorType()) { 164 case kAlpha_8_SkColorType: 165 glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, w, h, 0, GL_ALPHA, 166 GL_UNSIGNED_BYTE, p); 167 break; 168 case kARGB_4444_SkColorType: 169 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, 170 GL_UNSIGNED_SHORT_4_4_4_4, p); 171 break; 172 case kN32_SkColorType: 173 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, 174 GL_UNSIGNED_BYTE, p); 175 break; 176 case kRGB_565_SkColorType: 177 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, 178 GL_UNSIGNED_SHORT_5_6_5, p); 179 break; 180 default: 181 break; 182 } 183 184 glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop); 185 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 186 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 187 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); 188 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); 189 190 return NO_ERROR; 191} 192 193status_t BootAnimation::initTexture(FileMap* map, int* width, int* height) 194{ 195 SkBitmap bitmap; 196 SkMemoryStream stream(map->getDataPtr(), map->getDataLength()); 197 SkImageDecoder* codec = SkImageDecoder::Factory(&stream); 198 if (codec != NULL) { 199 codec->setDitherImage(false); 200 codec->decode(&stream, &bitmap, 201 kN32_SkColorType, 202 SkImageDecoder::kDecodePixels_Mode); 203 delete codec; 204 } 205 206 // FileMap memory is never released until application exit. 207 // Release it now as the texture is already loaded and the memory used for 208 // the packed resource can be released. 209 delete map; 210 211 // ensure we can call getPixels(). No need to call unlock, since the 212 // bitmap will go out of scope when we return from this method. 213 bitmap.lockPixels(); 214 215 const int w = bitmap.width(); 216 const int h = bitmap.height(); 217 const void* p = bitmap.getPixels(); 218 219 GLint crop[4] = { 0, h, w, -h }; 220 int tw = 1 << (31 - __builtin_clz(w)); 221 int th = 1 << (31 - __builtin_clz(h)); 222 if (tw < w) tw <<= 1; 223 if (th < h) th <<= 1; 224 225 switch (bitmap.colorType()) { 226 case kN32_SkColorType: 227 if (!mUseNpotTextures && (tw != w || th != h)) { 228 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, tw, th, 0, GL_RGBA, 229 GL_UNSIGNED_BYTE, 0); 230 glTexSubImage2D(GL_TEXTURE_2D, 0, 231 0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, p); 232 } else { 233 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, 234 GL_UNSIGNED_BYTE, p); 235 } 236 break; 237 238 case kRGB_565_SkColorType: 239 if (!mUseNpotTextures && (tw != w || th != h)) { 240 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, tw, th, 0, GL_RGB, 241 GL_UNSIGNED_SHORT_5_6_5, 0); 242 glTexSubImage2D(GL_TEXTURE_2D, 0, 243 0, 0, w, h, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, p); 244 } else { 245 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, 246 GL_UNSIGNED_SHORT_5_6_5, p); 247 } 248 break; 249 default: 250 break; 251 } 252 253 glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop); 254 255 *width = w; 256 *height = h; 257 258 return NO_ERROR; 259} 260 261status_t BootAnimation::readyToRun() { 262 mAssets.addDefaultAssets(); 263 264 sp<IBinder> dtoken(SurfaceComposerClient::getBuiltInDisplay( 265 ISurfaceComposer::eDisplayIdMain)); 266 DisplayInfo dinfo; 267 status_t status = SurfaceComposerClient::getDisplayInfo(dtoken, &dinfo); 268 if (status) 269 return -1; 270 271 // create the native surface 272 sp<SurfaceControl> control = session()->createSurface(String8("BootAnimation"), 273 dinfo.w, dinfo.h, PIXEL_FORMAT_RGB_565); 274 275 SurfaceComposerClient::openGlobalTransaction(); 276 control->setLayer(0x40000000); 277 SurfaceComposerClient::closeGlobalTransaction(); 278 279 sp<Surface> s = control->getSurface(); 280 281 // initialize opengl and egl 282 const EGLint attribs[] = { 283 EGL_RED_SIZE, 8, 284 EGL_GREEN_SIZE, 8, 285 EGL_BLUE_SIZE, 8, 286 EGL_DEPTH_SIZE, 0, 287 EGL_NONE 288 }; 289 EGLint w, h; 290 EGLint numConfigs; 291 EGLConfig config; 292 EGLSurface surface; 293 EGLContext context; 294 295 EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY); 296 297 eglInitialize(display, 0, 0); 298 eglChooseConfig(display, attribs, &config, 1, &numConfigs); 299 surface = eglCreateWindowSurface(display, config, s.get(), NULL); 300 context = eglCreateContext(display, config, NULL, NULL); 301 eglQuerySurface(display, surface, EGL_WIDTH, &w); 302 eglQuerySurface(display, surface, EGL_HEIGHT, &h); 303 304 if (eglMakeCurrent(display, surface, surface, context) == EGL_FALSE) 305 return NO_INIT; 306 307 mDisplay = display; 308 mContext = context; 309 mSurface = surface; 310 mWidth = w; 311 mHeight = h; 312 mFlingerSurfaceControl = control; 313 mFlingerSurface = s; 314 315 // If the device has encryption turned on or is in process 316 // of being encrypted we show the encrypted boot animation. 317 char decrypt[PROPERTY_VALUE_MAX]; 318 property_get("vold.decrypt", decrypt, ""); 319 320 bool encryptedAnimation = atoi(decrypt) != 0 || !strcmp("trigger_restart_min_framework", decrypt); 321 322 if (encryptedAnimation && (access(SYSTEM_ENCRYPTED_BOOTANIMATION_FILE, R_OK) == 0)) { 323 mZipFileName = SYSTEM_ENCRYPTED_BOOTANIMATION_FILE; 324 } 325 else if (access(OEM_BOOTANIMATION_FILE, R_OK) == 0) { 326 mZipFileName = OEM_BOOTANIMATION_FILE; 327 } 328 else if (access(SYSTEM_BOOTANIMATION_FILE, R_OK) == 0) { 329 mZipFileName = SYSTEM_BOOTANIMATION_FILE; 330 } 331 return NO_ERROR; 332} 333 334bool BootAnimation::threadLoop() 335{ 336 bool r; 337 // We have no bootanimation file, so we use the stock android logo 338 // animation. 339 if (mZipFileName.isEmpty()) { 340 r = android(); 341 } else { 342 r = movie(); 343 } 344 345 eglMakeCurrent(mDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); 346 eglDestroyContext(mDisplay, mContext); 347 eglDestroySurface(mDisplay, mSurface); 348 mFlingerSurface.clear(); 349 mFlingerSurfaceControl.clear(); 350 eglTerminate(mDisplay); 351 IPCThreadState::self()->stopProcess(); 352 return r; 353} 354 355bool BootAnimation::android() 356{ 357 initTexture(&mAndroid[0], mAssets, "images/android-logo-mask.png"); 358 initTexture(&mAndroid[1], mAssets, "images/android-logo-shine.png"); 359 360 // clear screen 361 glShadeModel(GL_FLAT); 362 glDisable(GL_DITHER); 363 glDisable(GL_SCISSOR_TEST); 364 glClearColor(0,0,0,1); 365 glClear(GL_COLOR_BUFFER_BIT); 366 eglSwapBuffers(mDisplay, mSurface); 367 368 glEnable(GL_TEXTURE_2D); 369 glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 370 371 const GLint xc = (mWidth - mAndroid[0].w) / 2; 372 const GLint yc = (mHeight - mAndroid[0].h) / 2; 373 const Rect updateRect(xc, yc, xc + mAndroid[0].w, yc + mAndroid[0].h); 374 375 glScissor(updateRect.left, mHeight - updateRect.bottom, updateRect.width(), 376 updateRect.height()); 377 378 // Blend state 379 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 380 glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 381 382 const nsecs_t startTime = systemTime(); 383 do { 384 nsecs_t now = systemTime(); 385 double time = now - startTime; 386 float t = 4.0f * float(time / us2ns(16667)) / mAndroid[1].w; 387 GLint offset = (1 - (t - floorf(t))) * mAndroid[1].w; 388 GLint x = xc - offset; 389 390 glDisable(GL_SCISSOR_TEST); 391 glClear(GL_COLOR_BUFFER_BIT); 392 393 glEnable(GL_SCISSOR_TEST); 394 glDisable(GL_BLEND); 395 glBindTexture(GL_TEXTURE_2D, mAndroid[1].name); 396 glDrawTexiOES(x, yc, 0, mAndroid[1].w, mAndroid[1].h); 397 glDrawTexiOES(x + mAndroid[1].w, yc, 0, mAndroid[1].w, mAndroid[1].h); 398 399 glEnable(GL_BLEND); 400 glBindTexture(GL_TEXTURE_2D, mAndroid[0].name); 401 glDrawTexiOES(xc, yc, 0, mAndroid[0].w, mAndroid[0].h); 402 403 EGLBoolean res = eglSwapBuffers(mDisplay, mSurface); 404 if (res == EGL_FALSE) 405 break; 406 407 // 12fps: don't animate too fast to preserve CPU 408 const nsecs_t sleepTime = 83333 - ns2us(systemTime() - now); 409 if (sleepTime > 0) 410 usleep(sleepTime); 411 412 checkExit(); 413 } while (!exitPending()); 414 415 glDeleteTextures(1, &mAndroid[0].name); 416 glDeleteTextures(1, &mAndroid[1].name); 417 return false; 418} 419 420void BootAnimation::checkExit() { 421 // Allow surface flinger to gracefully request shutdown 422 char value[PROPERTY_VALUE_MAX]; 423 property_get(EXIT_PROP_NAME, value, "0"); 424 int exitnow = atoi(value); 425 if (exitnow) { 426 requestExit(); 427 } 428} 429 430bool BootAnimation::validClock(const Animation::Part& part) { 431 return part.clockPosX != TEXT_MISSING_VALUE && part.clockPosY != TEXT_MISSING_VALUE; 432} 433 434bool parseTextCoord(const char* str, int* dest) { 435 if (strcmp("c", str) == 0) { 436 *dest = TEXT_CENTER_VALUE; 437 return true; 438 } 439 440 char* end; 441 int val = (int) strtol(str, &end, 0); 442 if (end == str || *end != '\0' || val == INT_MAX || val == INT_MIN) { 443 return false; 444 } 445 *dest = val; 446 return true; 447} 448 449// Parse two position coordinates. If only string is non-empty, treat it as the y value. 450void parsePosition(const char* str1, const char* str2, int* x, int* y) { 451 bool success = false; 452 if (strlen(str1) == 0) { // No values were specified 453 // success = false 454 } else if (strlen(str2) == 0) { // we have only one value 455 if (parseTextCoord(str1, y)) { 456 *x = TEXT_CENTER_VALUE; 457 success = true; 458 } 459 } else { 460 if (parseTextCoord(str1, x) && parseTextCoord(str2, y)) { 461 success = true; 462 } 463 } 464 465 if (!success) { 466 *x = TEXT_MISSING_VALUE; 467 *y = TEXT_MISSING_VALUE; 468 } 469} 470 471// Parse a color represented as an HTML-style 'RRGGBB' string: each pair of 472// characters in str is a hex number in [0, 255], which are converted to 473// floating point values in the range [0.0, 1.0] and placed in the 474// corresponding elements of color. 475// 476// If the input string isn't valid, parseColor returns false and color is 477// left unchanged. 478static bool parseColor(const char str[7], float color[3]) { 479 float tmpColor[3]; 480 for (int i = 0; i < 3; i++) { 481 int val = 0; 482 for (int j = 0; j < 2; j++) { 483 val *= 16; 484 char c = str[2*i + j]; 485 if (c >= '0' && c <= '9') val += c - '0'; 486 else if (c >= 'A' && c <= 'F') val += (c - 'A') + 10; 487 else if (c >= 'a' && c <= 'f') val += (c - 'a') + 10; 488 else return false; 489 } 490 tmpColor[i] = static_cast<float>(val) / 255.0f; 491 } 492 memcpy(color, tmpColor, sizeof(tmpColor)); 493 return true; 494} 495 496 497static bool readFile(ZipFileRO* zip, const char* name, String8& outString) 498{ 499 ZipEntryRO entry = zip->findEntryByName(name); 500 ALOGE_IF(!entry, "couldn't find %s", name); 501 if (!entry) { 502 return false; 503 } 504 505 FileMap* entryMap = zip->createEntryFileMap(entry); 506 zip->releaseEntry(entry); 507 ALOGE_IF(!entryMap, "entryMap is null"); 508 if (!entryMap) { 509 return false; 510 } 511 512 outString.setTo((char const*)entryMap->getDataPtr(), entryMap->getDataLength()); 513 delete entryMap; 514 return true; 515} 516 517// The font image should be a 96x2 array of character images. The 518// columns are the printable ASCII characters 0x20 - 0x7f. The 519// top row is regular text; the bottom row is bold. 520status_t BootAnimation::initFont(Font* font, const char* fallback) { 521 status_t status = NO_ERROR; 522 523 if (font->map != nullptr) { 524 glGenTextures(1, &font->texture.name); 525 glBindTexture(GL_TEXTURE_2D, font->texture.name); 526 527 status = initTexture(font->map, &font->texture.w, &font->texture.h); 528 529 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 530 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 531 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); 532 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); 533 } else if (fallback != nullptr) { 534 status = initTexture(&font->texture, mAssets, fallback); 535 } else { 536 return NO_INIT; 537 } 538 539 if (status == NO_ERROR) { 540 font->char_width = font->texture.w / FONT_NUM_COLS; 541 font->char_height = font->texture.h / FONT_NUM_ROWS / 2; // There are bold and regular rows 542 } 543 544 return status; 545} 546 547void BootAnimation::drawText(const char* str, const Font& font, bool bold, int* x, int* y) { 548 glEnable(GL_BLEND); // Allow us to draw on top of the animation 549 glBindTexture(GL_TEXTURE_2D, font.texture.name); 550 551 const int len = strlen(str); 552 const int strWidth = font.char_width * len; 553 554 if (*x == TEXT_CENTER_VALUE) { 555 *x = (mWidth - strWidth) / 2; 556 } else if (*x < 0) { 557 *x = mWidth + *x - strWidth; 558 } 559 if (*y == TEXT_CENTER_VALUE) { 560 *y = (mHeight - font.char_height) / 2; 561 } else if (*y < 0) { 562 *y = mHeight + *y - font.char_height; 563 } 564 565 int cropRect[4] = { 0, 0, font.char_width, -font.char_height }; 566 567 for (int i = 0; i < len; i++) { 568 char c = str[i]; 569 570 if (c < FONT_BEGIN_CHAR || c > FONT_END_CHAR) { 571 c = '?'; 572 } 573 574 // Crop the texture to only the pixels in the current glyph 575 const int charPos = (c - FONT_BEGIN_CHAR); // Position in the list of valid characters 576 const int row = charPos / FONT_NUM_COLS; 577 const int col = charPos % FONT_NUM_COLS; 578 cropRect[0] = col * font.char_width; // Left of column 579 cropRect[1] = row * font.char_height * 2; // Top of row 580 // Move down to bottom of regular (one char_heigh) or bold (two char_heigh) line 581 cropRect[1] += bold ? 2 * font.char_height : font.char_height; 582 glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, cropRect); 583 584 glDrawTexiOES(*x, *y, 0, font.char_width, font.char_height); 585 586 *x += font.char_width; 587 } 588 589 glDisable(GL_BLEND); // Return to the animation's default behaviour 590 glBindTexture(GL_TEXTURE_2D, 0); 591} 592 593// We render 12 or 24 hour time. 594void BootAnimation::drawClock(const Font& font, const int xPos, const int yPos) { 595 static constexpr char TIME_FORMAT_12[] = "%l:%M"; 596 static constexpr char TIME_FORMAT_24[] = "%H:%M"; 597 static constexpr int TIME_LENGTH = 6; 598 599 time_t rawtime; 600 time(&rawtime); 601 struct tm* timeInfo = localtime(&rawtime); 602 603 char timeBuff[TIME_LENGTH]; 604 const char* timeFormat = mTimeFormat12Hour ? TIME_FORMAT_12 : TIME_FORMAT_24; 605 size_t length = strftime(timeBuff, TIME_LENGTH, timeFormat, timeInfo); 606 607 if (length != TIME_LENGTH - 1) { 608 ALOGE("Couldn't format time; abandoning boot animation clock"); 609 mClockEnabled = false; 610 return; 611 } 612 613 int x = xPos; 614 int y = yPos; 615 drawText(timeBuff, font, false, &x, &y); 616} 617 618bool BootAnimation::parseAnimationDesc(Animation& animation) 619{ 620 String8 desString; 621 622 if (!readFile(animation.zip, "desc.txt", desString)) { 623 return false; 624 } 625 char const* s = desString.string(); 626 627 // Parse the description file 628 for (;;) { 629 const char* endl = strstr(s, "\n"); 630 if (endl == NULL) break; 631 String8 line(s, endl - s); 632 const char* l = line.string(); 633 int fps = 0; 634 int width = 0; 635 int height = 0; 636 int count = 0; 637 int pause = 0; 638 char path[ANIM_ENTRY_NAME_MAX]; 639 char color[7] = "000000"; // default to black if unspecified 640 char clockPos1[TEXT_POS_LEN_MAX + 1] = ""; 641 char clockPos2[TEXT_POS_LEN_MAX + 1] = ""; 642 643 char pathType; 644 if (sscanf(l, "%d %d %d", &width, &height, &fps) == 3) { 645 // ALOGD("> w=%d, h=%d, fps=%d", width, height, fps); 646 animation.width = width; 647 animation.height = height; 648 animation.fps = fps; 649 } else if (sscanf(l, " %c %d %d %s #%6s %16s %16s", 650 &pathType, &count, &pause, path, color, clockPos1, clockPos2) >= 4) { 651 //ALOGD("> type=%c, count=%d, pause=%d, path=%s, color=%s, clockPos1=%s, clockPos2=%s", 652 // pathType, count, pause, path, color, clockPos1, clockPos2); 653 Animation::Part part; 654 part.playUntilComplete = pathType == 'c'; 655 part.count = count; 656 part.pause = pause; 657 part.path = path; 658 part.audioData = NULL; 659 part.animation = NULL; 660 if (!parseColor(color, part.backgroundColor)) { 661 ALOGE("> invalid color '#%s'", color); 662 part.backgroundColor[0] = 0.0f; 663 part.backgroundColor[1] = 0.0f; 664 part.backgroundColor[2] = 0.0f; 665 } 666 parsePosition(clockPos1, clockPos2, &part.clockPosX, &part.clockPosY); 667 animation.parts.add(part); 668 } 669 else if (strcmp(l, "$SYSTEM") == 0) { 670 // ALOGD("> SYSTEM"); 671 Animation::Part part; 672 part.playUntilComplete = false; 673 part.count = 1; 674 part.pause = 0; 675 part.audioData = NULL; 676 part.animation = loadAnimation(String8(SYSTEM_BOOTANIMATION_FILE)); 677 if (part.animation != NULL) 678 animation.parts.add(part); 679 } 680 s = ++endl; 681 } 682 683 return true; 684} 685 686bool BootAnimation::preloadZip(Animation& animation) 687{ 688 // read all the data structures 689 const size_t pcount = animation.parts.size(); 690 void *cookie = NULL; 691 ZipFileRO* zip = animation.zip; 692 if (!zip->startIteration(&cookie)) { 693 return false; 694 } 695 696 Animation::Part* partWithAudio = NULL; 697 ZipEntryRO entry; 698 char name[ANIM_ENTRY_NAME_MAX]; 699 while ((entry = zip->nextEntry(cookie)) != NULL) { 700 const int foundEntryName = zip->getEntryFileName(entry, name, ANIM_ENTRY_NAME_MAX); 701 if (foundEntryName > ANIM_ENTRY_NAME_MAX || foundEntryName == -1) { 702 ALOGE("Error fetching entry file name"); 703 continue; 704 } 705 706 const String8 entryName(name); 707 const String8 path(entryName.getPathDir()); 708 const String8 leaf(entryName.getPathLeaf()); 709 if (leaf.size() > 0) { 710 if (entryName == CLOCK_FONT_ZIP_NAME) { 711 FileMap* map = zip->createEntryFileMap(entry); 712 if (map) { 713 animation.clockFont.map = map; 714 } 715 continue; 716 } 717 718 for (size_t j = 0; j < pcount; j++) { 719 if (path == animation.parts[j].path) { 720 uint16_t method; 721 // supports only stored png files 722 if (zip->getEntryInfo(entry, &method, NULL, NULL, NULL, NULL, NULL)) { 723 if (method == ZipFileRO::kCompressStored) { 724 FileMap* map = zip->createEntryFileMap(entry); 725 if (map) { 726 Animation::Part& part(animation.parts.editItemAt(j)); 727 if (leaf == "audio.wav") { 728 // a part may have at most one audio file 729 part.audioData = (uint8_t *)map->getDataPtr(); 730 part.audioLength = map->getDataLength(); 731 partWithAudio = ∂ 732 } else if (leaf == "trim.txt") { 733 part.trimData.setTo((char const*)map->getDataPtr(), 734 map->getDataLength()); 735 } else { 736 Animation::Frame frame; 737 frame.name = leaf; 738 frame.map = map; 739 frame.trimWidth = animation.width; 740 frame.trimHeight = animation.height; 741 frame.trimX = 0; 742 frame.trimY = 0; 743 part.frames.add(frame); 744 } 745 } 746 } else { 747 ALOGE("bootanimation.zip is compressed; must be only stored"); 748 } 749 } 750 } 751 } 752 } 753 } 754 755 // If there is trimData present, override the positioning defaults. 756 for (Animation::Part& part : animation.parts) { 757 const char* trimDataStr = part.trimData.string(); 758 for (size_t frameIdx = 0; frameIdx < part.frames.size(); frameIdx++) { 759 const char* endl = strstr(trimDataStr, "\n"); 760 // No more trimData for this part. 761 if (endl == NULL) { 762 break; 763 } 764 String8 line(trimDataStr, endl - trimDataStr); 765 const char* lineStr = line.string(); 766 trimDataStr = ++endl; 767 int width = 0, height = 0, x = 0, y = 0; 768 if (sscanf(lineStr, "%dx%d+%d+%d", &width, &height, &x, &y) == 4) { 769 Animation::Frame& frame(part.frames.editItemAt(frameIdx)); 770 frame.trimWidth = width; 771 frame.trimHeight = height; 772 frame.trimX = x; 773 frame.trimY = y; 774 } else { 775 ALOGE("Error parsing trim.txt, line: %s", lineStr); 776 break; 777 } 778 } 779 } 780 781 // Create and initialize audioplay if there is a wav file in any of the animations. 782 if (partWithAudio != NULL) { 783 ALOGD("found audio.wav, creating playback engine"); 784 if (!audioplay::create(partWithAudio->audioData, partWithAudio->audioLength)) { 785 return false; 786 } 787 } 788 789 zip->endIteration(cookie); 790 791 return true; 792} 793 794bool BootAnimation::movie() 795{ 796 Animation* animation = loadAnimation(mZipFileName); 797 if (animation == NULL) 798 return false; 799 800 bool anyPartHasClock = false; 801 for (size_t i=0; i < animation->parts.size(); i++) { 802 if(validClock(animation->parts[i])) { 803 anyPartHasClock = true; 804 break; 805 } 806 } 807 if (!anyPartHasClock) { 808 mClockEnabled = false; 809 } 810 811 // Check if npot textures are supported 812 mUseNpotTextures = false; 813 String8 gl_extensions; 814 const char* exts = reinterpret_cast<const char*>(glGetString(GL_EXTENSIONS)); 815 if (!exts) { 816 glGetError(); 817 } else { 818 gl_extensions.setTo(exts); 819 if ((gl_extensions.find("GL_ARB_texture_non_power_of_two") != -1) || 820 (gl_extensions.find("GL_OES_texture_npot") != -1)) { 821 mUseNpotTextures = true; 822 } 823 } 824 825 // Blend required to draw time on top of animation frames. 826 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 827 glShadeModel(GL_FLAT); 828 glDisable(GL_DITHER); 829 glDisable(GL_SCISSOR_TEST); 830 glDisable(GL_BLEND); 831 832 glBindTexture(GL_TEXTURE_2D, 0); 833 glEnable(GL_TEXTURE_2D); 834 glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 835 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); 836 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); 837 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); 838 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); 839 840 bool clockFontInitialized = false; 841 if (mClockEnabled) { 842 clockFontInitialized = 843 (initFont(&animation->clockFont, CLOCK_FONT_ASSET) == NO_ERROR); 844 mClockEnabled = clockFontInitialized; 845 } 846 847 if (mClockEnabled && !updateIsTimeAccurate()) { 848 mTimeCheckThread = new TimeCheckThread(this); 849 mTimeCheckThread->run("BootAnimation::TimeCheckThread", PRIORITY_NORMAL); 850 } 851 852 playAnimation(*animation); 853 854 if (mTimeCheckThread != NULL) { 855 mTimeCheckThread->requestExit(); 856 mTimeCheckThread = NULL; 857 } 858 859 releaseAnimation(animation); 860 861 if (clockFontInitialized) { 862 glDeleteTextures(1, &animation->clockFont.texture.name); 863 } 864 865 return false; 866} 867 868bool BootAnimation::playAnimation(const Animation& animation) 869{ 870 const size_t pcount = animation.parts.size(); 871 nsecs_t frameDuration = s2ns(1) / animation.fps; 872 const int animationX = (mWidth - animation.width) / 2; 873 const int animationY = (mHeight - animation.height) / 2; 874 875 for (size_t i=0 ; i<pcount ; i++) { 876 const Animation::Part& part(animation.parts[i]); 877 const size_t fcount = part.frames.size(); 878 glBindTexture(GL_TEXTURE_2D, 0); 879 880 // Handle animation package 881 if (part.animation != NULL) { 882 playAnimation(*part.animation); 883 if (exitPending()) 884 break; 885 continue; //to next part 886 } 887 888 for (int r=0 ; !part.count || r<part.count ; r++) { 889 // Exit any non playuntil complete parts immediately 890 if(exitPending() && !part.playUntilComplete) 891 break; 892 893 // only play audio file the first time we animate the part 894 if (r == 0 && part.audioData && playSoundsAllowed()) { 895 ALOGD("playing clip for part%d, size=%d", (int) i, part.audioLength); 896 audioplay::playClip(part.audioData, part.audioLength); 897 } 898 899 glClearColor( 900 part.backgroundColor[0], 901 part.backgroundColor[1], 902 part.backgroundColor[2], 903 1.0f); 904 905 for (size_t j=0 ; j<fcount && (!exitPending() || part.playUntilComplete) ; j++) { 906 const Animation::Frame& frame(part.frames[j]); 907 nsecs_t lastFrame = systemTime(); 908 909 if (r > 0) { 910 glBindTexture(GL_TEXTURE_2D, frame.tid); 911 } else { 912 if (part.count != 1) { 913 glGenTextures(1, &frame.tid); 914 glBindTexture(GL_TEXTURE_2D, frame.tid); 915 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); 916 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); 917 } 918 int w, h; 919 initTexture(frame.map, &w, &h); 920 } 921 922 const int xc = animationX + frame.trimX; 923 const int yc = animationY + frame.trimY; 924 Region clearReg(Rect(mWidth, mHeight)); 925 clearReg.subtractSelf(Rect(xc, yc, xc+frame.trimWidth, yc+frame.trimHeight)); 926 if (!clearReg.isEmpty()) { 927 Region::const_iterator head(clearReg.begin()); 928 Region::const_iterator tail(clearReg.end()); 929 glEnable(GL_SCISSOR_TEST); 930 while (head != tail) { 931 const Rect& r2(*head++); 932 glScissor(r2.left, mHeight - r2.bottom, r2.width(), r2.height()); 933 glClear(GL_COLOR_BUFFER_BIT); 934 } 935 glDisable(GL_SCISSOR_TEST); 936 } 937 // specify the y center as ceiling((mHeight - frame.trimHeight) / 2) 938 // which is equivalent to mHeight - (yc + frame.trimHeight) 939 glDrawTexiOES(xc, mHeight - (yc + frame.trimHeight), 940 0, frame.trimWidth, frame.trimHeight); 941 if (mClockEnabled && mTimeIsAccurate && validClock(part)) { 942 drawClock(animation.clockFont, part.clockPosX, part.clockPosY); 943 } 944 945 eglSwapBuffers(mDisplay, mSurface); 946 947 nsecs_t now = systemTime(); 948 nsecs_t delay = frameDuration - (now - lastFrame); 949 //ALOGD("%lld, %lld", ns2ms(now - lastFrame), ns2ms(delay)); 950 lastFrame = now; 951 952 if (delay > 0) { 953 struct timespec spec; 954 spec.tv_sec = (now + delay) / 1000000000; 955 spec.tv_nsec = (now + delay) % 1000000000; 956 int err; 957 do { 958 err = clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, &spec, NULL); 959 } while (err<0 && errno == EINTR); 960 } 961 962 checkExit(); 963 } 964 965 usleep(part.pause * ns2us(frameDuration)); 966 967 // For infinite parts, we've now played them at least once, so perhaps exit 968 if(exitPending() && !part.count) 969 break; 970 } 971 972 } 973 974 // Free textures created for looping parts now that the animation is done. 975 for (const Animation::Part& part : animation.parts) { 976 if (part.count != 1) { 977 const size_t fcount = part.frames.size(); 978 for (size_t j = 0; j < fcount; j++) { 979 const Animation::Frame& frame(part.frames[j]); 980 glDeleteTextures(1, &frame.tid); 981 } 982 } 983 } 984 985 // we've finally played everything we're going to play 986 audioplay::setPlaying(false); 987 audioplay::destroy(); 988 989 return true; 990} 991 992void BootAnimation::releaseAnimation(Animation* animation) const 993{ 994 for (Vector<Animation::Part>::iterator it = animation->parts.begin(), 995 e = animation->parts.end(); it != e; ++it) { 996 if (it->animation) 997 releaseAnimation(it->animation); 998 } 999 if (animation->zip) 1000 delete animation->zip; 1001 delete animation; 1002} 1003 1004BootAnimation::Animation* BootAnimation::loadAnimation(const String8& fn) 1005{ 1006 if (mLoadedFiles.indexOf(fn) >= 0) { 1007 ALOGE("File \"%s\" is already loaded. Cyclic ref is not allowed", 1008 fn.string()); 1009 return NULL; 1010 } 1011 ZipFileRO *zip = ZipFileRO::open(fn); 1012 if (zip == NULL) { 1013 ALOGE("Failed to open animation zip \"%s\": %s", 1014 fn.string(), strerror(errno)); 1015 return NULL; 1016 } 1017 1018 Animation *animation = new Animation; 1019 animation->fileName = fn; 1020 animation->zip = zip; 1021 animation->clockFont.map = nullptr; 1022 mLoadedFiles.add(animation->fileName); 1023 1024 parseAnimationDesc(*animation); 1025 if (!preloadZip(*animation)) { 1026 return NULL; 1027 } 1028 1029 1030 mLoadedFiles.remove(fn); 1031 return animation; 1032} 1033 1034bool BootAnimation::playSoundsAllowed() const { 1035 // Only play sounds for system boots, not runtime restarts. 1036 if (!mSystemBoot) { 1037 return false; 1038 } 1039 1040 // Read the system property to see if we should play the sound. 1041 // If it's not present, default to allowed. 1042 if (!property_get_bool(PLAY_SOUND_PROP_NAME, 1)) { 1043 return false; 1044 } 1045 1046 // Don't play sounds if this is a reboot due to an error. 1047 char bootreason[PROPERTY_VALUE_MAX]; 1048 if (property_get(BOOTREASON_PROP_NAME, bootreason, nullptr) > 0) { 1049 for (const auto& str : PLAY_SOUND_BOOTREASON_BLACKLIST) { 1050 if (strcasecmp(str.c_str(), bootreason) == 0) { 1051 return false; 1052 } 1053 } 1054 } 1055 return true; 1056} 1057 1058bool BootAnimation::updateIsTimeAccurate() { 1059 static constexpr long long MAX_TIME_IN_PAST = 60000LL * 60LL * 24LL * 30LL; // 30 days 1060 static constexpr long long MAX_TIME_IN_FUTURE = 60000LL * 90LL; // 90 minutes 1061 1062 if (mTimeIsAccurate) { 1063 return true; 1064 } 1065 1066 struct stat statResult; 1067 1068 if(stat(TIME_FORMAT_12_HOUR_FLAG_FILE_PATH, &statResult) == 0) { 1069 mTimeFormat12Hour = true; 1070 } 1071 1072 if(stat(ACCURATE_TIME_FLAG_FILE_PATH, &statResult) == 0) { 1073 mTimeIsAccurate = true; 1074 return true; 1075 } 1076 1077 FILE* file = fopen(LAST_TIME_CHANGED_FILE_PATH, "r"); 1078 if (file != NULL) { 1079 long long lastChangedTime = 0; 1080 fscanf(file, "%lld", &lastChangedTime); 1081 fclose(file); 1082 if (lastChangedTime > 0) { 1083 struct timespec now; 1084 clock_gettime(CLOCK_REALTIME, &now); 1085 // Match the Java timestamp format 1086 long long rtcNow = (now.tv_sec * 1000LL) + (now.tv_nsec / 1000000LL); 1087 if (ACCURATE_TIME_EPOCH < rtcNow 1088 && lastChangedTime > (rtcNow - MAX_TIME_IN_PAST) 1089 && lastChangedTime < (rtcNow + MAX_TIME_IN_FUTURE)) { 1090 mTimeIsAccurate = true; 1091 } 1092 } 1093 } 1094 1095 return mTimeIsAccurate; 1096} 1097 1098BootAnimation::TimeCheckThread::TimeCheckThread(BootAnimation* bootAnimation) : Thread(false), 1099 mInotifyFd(-1), mSystemWd(-1), mTimeWd(-1), mBootAnimation(bootAnimation) {} 1100 1101BootAnimation::TimeCheckThread::~TimeCheckThread() { 1102 // mInotifyFd may be -1 but that's ok since we're not at risk of attempting to close a valid FD. 1103 close(mInotifyFd); 1104} 1105 1106bool BootAnimation::TimeCheckThread::threadLoop() { 1107 bool shouldLoop = doThreadLoop() && !mBootAnimation->mTimeIsAccurate 1108 && mBootAnimation->mClockEnabled; 1109 if (!shouldLoop) { 1110 close(mInotifyFd); 1111 mInotifyFd = -1; 1112 } 1113 return shouldLoop; 1114} 1115 1116bool BootAnimation::TimeCheckThread::doThreadLoop() { 1117 static constexpr int BUFF_LEN (10 * (sizeof(struct inotify_event) + NAME_MAX + 1)); 1118 1119 // Poll instead of doing a blocking read so the Thread can exit if requested. 1120 struct pollfd pfd = { mInotifyFd, POLLIN, 0 }; 1121 ssize_t pollResult = poll(&pfd, 1, 1000); 1122 1123 if (pollResult == 0) { 1124 return true; 1125 } else if (pollResult < 0) { 1126 ALOGE("Could not poll inotify events"); 1127 return false; 1128 } 1129 1130 char buff[BUFF_LEN] __attribute__ ((aligned(__alignof__(struct inotify_event))));; 1131 ssize_t length = read(mInotifyFd, buff, BUFF_LEN); 1132 if (length == 0) { 1133 return true; 1134 } else if (length < 0) { 1135 ALOGE("Could not read inotify events"); 1136 return false; 1137 } 1138 1139 const struct inotify_event *event; 1140 for (char* ptr = buff; ptr < buff + length; ptr += sizeof(struct inotify_event) + event->len) { 1141 event = (const struct inotify_event *) ptr; 1142 if (event->wd == mSystemWd && strcmp(SYSTEM_TIME_DIR_NAME, event->name) == 0) { 1143 addTimeDirWatch(); 1144 } else if (event->wd == mTimeWd && (strcmp(LAST_TIME_CHANGED_FILE_NAME, event->name) == 0 1145 || strcmp(ACCURATE_TIME_FLAG_FILE_NAME, event->name) == 0)) { 1146 return !mBootAnimation->updateIsTimeAccurate(); 1147 } 1148 } 1149 1150 return true; 1151} 1152 1153void BootAnimation::TimeCheckThread::addTimeDirWatch() { 1154 mTimeWd = inotify_add_watch(mInotifyFd, SYSTEM_TIME_DIR_PATH, 1155 IN_CLOSE_WRITE | IN_MOVED_TO | IN_ATTRIB); 1156 if (mTimeWd > 0) { 1157 // No need to watch for the time directory to be created if it already exists 1158 inotify_rm_watch(mInotifyFd, mSystemWd); 1159 mSystemWd = -1; 1160 } 1161} 1162 1163status_t BootAnimation::TimeCheckThread::readyToRun() { 1164 mInotifyFd = inotify_init(); 1165 if (mInotifyFd < 0) { 1166 ALOGE("Could not initialize inotify fd"); 1167 return NO_INIT; 1168 } 1169 1170 mSystemWd = inotify_add_watch(mInotifyFd, SYSTEM_DATA_DIR_PATH, IN_CREATE | IN_ATTRIB); 1171 if (mSystemWd < 0) { 1172 close(mInotifyFd); 1173 mInotifyFd = -1; 1174 ALOGE("Could not add watch for %s", SYSTEM_DATA_DIR_PATH); 1175 return NO_INIT; 1176 } 1177 1178 addTimeDirWatch(); 1179 1180 if (mBootAnimation->updateIsTimeAccurate()) { 1181 close(mInotifyFd); 1182 mInotifyFd = -1; 1183 return ALREADY_EXISTS; 1184 } 1185 1186 return NO_ERROR; 1187} 1188 1189// --------------------------------------------------------------------------- 1190 1191} 1192; // namespace android 1193