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 63 namespace android { 64 65 static const char OEM_BOOTANIMATION_FILE[] = "/oem/media/bootanimation.zip"; 66 static const char SYSTEM_BOOTANIMATION_FILE[] = "/system/media/bootanimation.zip"; 67 static const char SYSTEM_ENCRYPTED_BOOTANIMATION_FILE[] = "/system/media/bootanimation-encrypted.zip"; 68 static const char SYSTEM_DATA_DIR_PATH[] = "/data/system"; 69 static const char SYSTEM_TIME_DIR_NAME[] = "time"; 70 static const char SYSTEM_TIME_DIR_PATH[] = "/data/system/time"; 71 static const char LAST_TIME_CHANGED_FILE_NAME[] = "last_time_change"; 72 static const char LAST_TIME_CHANGED_FILE_PATH[] = "/data/system/time/last_time_change"; 73 static const char ACCURATE_TIME_FLAG_FILE_NAME[] = "time_is_accurate"; 74 static const char ACCURATE_TIME_FLAG_FILE_PATH[] = "/data/system/time/time_is_accurate"; 75 // Java timestamp format. Don't show the clock if the date is before 2000-01-01 00:00:00. 76 static const long long ACCURATE_TIME_EPOCH = 946684800000; 77 static const char EXIT_PROP_NAME[] = "service.bootanim.exit"; 78 static const char PLAY_SOUND_PROP_NAME[] = "persist.sys.bootanim.play_sound"; 79 static const int ANIM_ENTRY_NAME_MAX = 256; 80 static const char BOOT_COMPLETED_PROP_NAME[] = "sys.boot_completed"; 81 static const char BOOTREASON_PROP_NAME[] = "ro.boot.bootreason"; 82 // bootreasons list in "system/core/bootstat/bootstat.cpp". 83 static const std::vector<std::string> PLAY_SOUND_BOOTREASON_BLACKLIST { 84 "kernel_panic", 85 "Panic", 86 "Watchdog", 87 }; 88 89 // --------------------------------------------------------------------------- 90 91 BootAnimation::BootAnimation() : Thread(false), mClockEnabled(true), mTimeIsAccurate(false), 92 mTimeCheckThread(NULL) { 93 mSession = new SurfaceComposerClient(); 94 95 // If the system has already booted, the animation is not being used for a boot. 96 mSystemBoot = !property_get_bool(BOOT_COMPLETED_PROP_NAME, 0); 97 } 98 99 BootAnimation::~BootAnimation() {} 100 101 void BootAnimation::onFirstRef() { 102 status_t err = mSession->linkToComposerDeath(this); 103 ALOGE_IF(err, "linkToComposerDeath failed (%s) ", strerror(-err)); 104 if (err == NO_ERROR) { 105 run("BootAnimation", PRIORITY_DISPLAY); 106 } 107 } 108 109 sp<SurfaceComposerClient> BootAnimation::session() const { 110 return mSession; 111 } 112 113 114 void BootAnimation::binderDied(const wp<IBinder>&) 115 { 116 // woah, surfaceflinger died! 117 ALOGD("SurfaceFlinger died, exiting..."); 118 119 // calling requestExit() is not enough here because the Surface code 120 // might be blocked on a condition variable that will never be updated. 121 kill( getpid(), SIGKILL ); 122 requestExit(); 123 audioplay::destroy(); 124 } 125 126 status_t BootAnimation::initTexture(Texture* texture, AssetManager& assets, 127 const char* name) { 128 Asset* asset = assets.open(name, Asset::ACCESS_BUFFER); 129 if (asset == NULL) 130 return NO_INIT; 131 SkBitmap bitmap; 132 SkImageDecoder::DecodeMemory(asset->getBuffer(false), asset->getLength(), 133 &bitmap, kUnknown_SkColorType, SkImageDecoder::kDecodePixels_Mode); 134 asset->close(); 135 delete asset; 136 137 // ensure we can call getPixels(). No need to call unlock, since the 138 // bitmap will go out of scope when we return from this method. 139 bitmap.lockPixels(); 140 141 const int w = bitmap.width(); 142 const int h = bitmap.height(); 143 const void* p = bitmap.getPixels(); 144 145 GLint crop[4] = { 0, h, w, -h }; 146 texture->w = w; 147 texture->h = h; 148 149 glGenTextures(1, &texture->name); 150 glBindTexture(GL_TEXTURE_2D, texture->name); 151 152 switch (bitmap.colorType()) { 153 case kAlpha_8_SkColorType: 154 glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, w, h, 0, GL_ALPHA, 155 GL_UNSIGNED_BYTE, p); 156 break; 157 case kARGB_4444_SkColorType: 158 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, 159 GL_UNSIGNED_SHORT_4_4_4_4, p); 160 break; 161 case kN32_SkColorType: 162 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, 163 GL_UNSIGNED_BYTE, p); 164 break; 165 case kRGB_565_SkColorType: 166 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, 167 GL_UNSIGNED_SHORT_5_6_5, p); 168 break; 169 default: 170 break; 171 } 172 173 glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop); 174 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 175 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 176 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); 177 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); 178 return NO_ERROR; 179 } 180 181 status_t BootAnimation::initTexture(const Animation::Frame& frame) 182 { 183 //StopWatch watch("blah"); 184 185 SkBitmap bitmap; 186 SkMemoryStream stream(frame.map->getDataPtr(), frame.map->getDataLength()); 187 SkImageDecoder* codec = SkImageDecoder::Factory(&stream); 188 if (codec != NULL) { 189 codec->setDitherImage(false); 190 codec->decode(&stream, &bitmap, 191 kN32_SkColorType, 192 SkImageDecoder::kDecodePixels_Mode); 193 delete codec; 194 } 195 196 // FileMap memory is never released until application exit. 197 // Release it now as the texture is already loaded and the memory used for 198 // the packed resource can be released. 199 delete frame.map; 200 201 // ensure we can call getPixels(). No need to call unlock, since the 202 // bitmap will go out of scope when we return from this method. 203 bitmap.lockPixels(); 204 205 const int w = bitmap.width(); 206 const int h = bitmap.height(); 207 const void* p = bitmap.getPixels(); 208 209 GLint crop[4] = { 0, h, w, -h }; 210 int tw = 1 << (31 - __builtin_clz(w)); 211 int th = 1 << (31 - __builtin_clz(h)); 212 if (tw < w) tw <<= 1; 213 if (th < h) th <<= 1; 214 215 switch (bitmap.colorType()) { 216 case kN32_SkColorType: 217 if (!mUseNpotTextures && (tw != w || th != h)) { 218 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, tw, th, 0, GL_RGBA, 219 GL_UNSIGNED_BYTE, 0); 220 glTexSubImage2D(GL_TEXTURE_2D, 0, 221 0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, p); 222 } else { 223 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, 224 GL_UNSIGNED_BYTE, p); 225 } 226 break; 227 228 case kRGB_565_SkColorType: 229 if (!mUseNpotTextures && (tw != w || th != h)) { 230 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, tw, th, 0, GL_RGB, 231 GL_UNSIGNED_SHORT_5_6_5, 0); 232 glTexSubImage2D(GL_TEXTURE_2D, 0, 233 0, 0, w, h, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, p); 234 } else { 235 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, 236 GL_UNSIGNED_SHORT_5_6_5, p); 237 } 238 break; 239 default: 240 break; 241 } 242 243 glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop); 244 245 return NO_ERROR; 246 } 247 248 status_t BootAnimation::readyToRun() { 249 mAssets.addDefaultAssets(); 250 251 sp<IBinder> dtoken(SurfaceComposerClient::getBuiltInDisplay( 252 ISurfaceComposer::eDisplayIdMain)); 253 DisplayInfo dinfo; 254 status_t status = SurfaceComposerClient::getDisplayInfo(dtoken, &dinfo); 255 if (status) 256 return -1; 257 258 // create the native surface 259 sp<SurfaceControl> control = session()->createSurface(String8("BootAnimation"), 260 dinfo.w, dinfo.h, PIXEL_FORMAT_RGB_565); 261 262 SurfaceComposerClient::openGlobalTransaction(); 263 control->setLayer(0x40000000); 264 SurfaceComposerClient::closeGlobalTransaction(); 265 266 sp<Surface> s = control->getSurface(); 267 268 // initialize opengl and egl 269 const EGLint attribs[] = { 270 EGL_RED_SIZE, 8, 271 EGL_GREEN_SIZE, 8, 272 EGL_BLUE_SIZE, 8, 273 EGL_DEPTH_SIZE, 0, 274 EGL_NONE 275 }; 276 EGLint w, h; 277 EGLint numConfigs; 278 EGLConfig config; 279 EGLSurface surface; 280 EGLContext context; 281 282 EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY); 283 284 eglInitialize(display, 0, 0); 285 eglChooseConfig(display, attribs, &config, 1, &numConfigs); 286 surface = eglCreateWindowSurface(display, config, s.get(), NULL); 287 context = eglCreateContext(display, config, NULL, NULL); 288 eglQuerySurface(display, surface, EGL_WIDTH, &w); 289 eglQuerySurface(display, surface, EGL_HEIGHT, &h); 290 291 if (eglMakeCurrent(display, surface, surface, context) == EGL_FALSE) 292 return NO_INIT; 293 294 mDisplay = display; 295 mContext = context; 296 mSurface = surface; 297 mWidth = w; 298 mHeight = h; 299 mFlingerSurfaceControl = control; 300 mFlingerSurface = s; 301 302 // If the device has encryption turned on or is in process 303 // of being encrypted we show the encrypted boot animation. 304 char decrypt[PROPERTY_VALUE_MAX]; 305 property_get("vold.decrypt", decrypt, ""); 306 307 bool encryptedAnimation = atoi(decrypt) != 0 || !strcmp("trigger_restart_min_framework", decrypt); 308 309 if (encryptedAnimation && (access(SYSTEM_ENCRYPTED_BOOTANIMATION_FILE, R_OK) == 0)) { 310 mZipFileName = SYSTEM_ENCRYPTED_BOOTANIMATION_FILE; 311 } 312 else if (access(OEM_BOOTANIMATION_FILE, R_OK) == 0) { 313 mZipFileName = OEM_BOOTANIMATION_FILE; 314 } 315 else if (access(SYSTEM_BOOTANIMATION_FILE, R_OK) == 0) { 316 mZipFileName = SYSTEM_BOOTANIMATION_FILE; 317 } 318 return NO_ERROR; 319 } 320 321 bool BootAnimation::threadLoop() 322 { 323 bool r; 324 // We have no bootanimation file, so we use the stock android logo 325 // animation. 326 if (mZipFileName.isEmpty()) { 327 r = android(); 328 } else { 329 r = movie(); 330 } 331 332 eglMakeCurrent(mDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); 333 eglDestroyContext(mDisplay, mContext); 334 eglDestroySurface(mDisplay, mSurface); 335 mFlingerSurface.clear(); 336 mFlingerSurfaceControl.clear(); 337 eglTerminate(mDisplay); 338 IPCThreadState::self()->stopProcess(); 339 return r; 340 } 341 342 bool BootAnimation::android() 343 { 344 initTexture(&mAndroid[0], mAssets, "images/android-logo-mask.png"); 345 initTexture(&mAndroid[1], mAssets, "images/android-logo-shine.png"); 346 347 // clear screen 348 glShadeModel(GL_FLAT); 349 glDisable(GL_DITHER); 350 glDisable(GL_SCISSOR_TEST); 351 glClearColor(0,0,0,1); 352 glClear(GL_COLOR_BUFFER_BIT); 353 eglSwapBuffers(mDisplay, mSurface); 354 355 glEnable(GL_TEXTURE_2D); 356 glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 357 358 const GLint xc = (mWidth - mAndroid[0].w) / 2; 359 const GLint yc = (mHeight - mAndroid[0].h) / 2; 360 const Rect updateRect(xc, yc, xc + mAndroid[0].w, yc + mAndroid[0].h); 361 362 glScissor(updateRect.left, mHeight - updateRect.bottom, updateRect.width(), 363 updateRect.height()); 364 365 // Blend state 366 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 367 glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 368 369 const nsecs_t startTime = systemTime(); 370 do { 371 nsecs_t now = systemTime(); 372 double time = now - startTime; 373 float t = 4.0f * float(time / us2ns(16667)) / mAndroid[1].w; 374 GLint offset = (1 - (t - floorf(t))) * mAndroid[1].w; 375 GLint x = xc - offset; 376 377 glDisable(GL_SCISSOR_TEST); 378 glClear(GL_COLOR_BUFFER_BIT); 379 380 glEnable(GL_SCISSOR_TEST); 381 glDisable(GL_BLEND); 382 glBindTexture(GL_TEXTURE_2D, mAndroid[1].name); 383 glDrawTexiOES(x, yc, 0, mAndroid[1].w, mAndroid[1].h); 384 glDrawTexiOES(x + mAndroid[1].w, yc, 0, mAndroid[1].w, mAndroid[1].h); 385 386 glEnable(GL_BLEND); 387 glBindTexture(GL_TEXTURE_2D, mAndroid[0].name); 388 glDrawTexiOES(xc, yc, 0, mAndroid[0].w, mAndroid[0].h); 389 390 EGLBoolean res = eglSwapBuffers(mDisplay, mSurface); 391 if (res == EGL_FALSE) 392 break; 393 394 // 12fps: don't animate too fast to preserve CPU 395 const nsecs_t sleepTime = 83333 - ns2us(systemTime() - now); 396 if (sleepTime > 0) 397 usleep(sleepTime); 398 399 checkExit(); 400 } while (!exitPending()); 401 402 glDeleteTextures(1, &mAndroid[0].name); 403 glDeleteTextures(1, &mAndroid[1].name); 404 return false; 405 } 406 407 408 void BootAnimation::checkExit() { 409 // Allow surface flinger to gracefully request shutdown 410 char value[PROPERTY_VALUE_MAX]; 411 property_get(EXIT_PROP_NAME, value, "0"); 412 int exitnow = atoi(value); 413 if (exitnow) { 414 requestExit(); 415 } 416 } 417 418 // Parse a color represented as an HTML-style 'RRGGBB' string: each pair of 419 // characters in str is a hex number in [0, 255], which are converted to 420 // floating point values in the range [0.0, 1.0] and placed in the 421 // corresponding elements of color. 422 // 423 // If the input string isn't valid, parseColor returns false and color is 424 // left unchanged. 425 static bool parseColor(const char str[7], float color[3]) { 426 float tmpColor[3]; 427 for (int i = 0; i < 3; i++) { 428 int val = 0; 429 for (int j = 0; j < 2; j++) { 430 val *= 16; 431 char c = str[2*i + j]; 432 if (c >= '0' && c <= '9') val += c - '0'; 433 else if (c >= 'A' && c <= 'F') val += (c - 'A') + 10; 434 else if (c >= 'a' && c <= 'f') val += (c - 'a') + 10; 435 else return false; 436 } 437 tmpColor[i] = static_cast<float>(val) / 255.0f; 438 } 439 memcpy(color, tmpColor, sizeof(tmpColor)); 440 return true; 441 } 442 443 444 static bool readFile(ZipFileRO* zip, const char* name, String8& outString) 445 { 446 ZipEntryRO entry = zip->findEntryByName(name); 447 ALOGE_IF(!entry, "couldn't find %s", name); 448 if (!entry) { 449 return false; 450 } 451 452 FileMap* entryMap = zip->createEntryFileMap(entry); 453 zip->releaseEntry(entry); 454 ALOGE_IF(!entryMap, "entryMap is null"); 455 if (!entryMap) { 456 return false; 457 } 458 459 outString.setTo((char const*)entryMap->getDataPtr(), entryMap->getDataLength()); 460 delete entryMap; 461 return true; 462 } 463 464 // The time glyphs are stored in a single image of height 64 pixels. Each digit is 40 pixels wide, 465 // and the colon character is half that at 20 pixels. The glyph order is '0123456789:'. 466 // We render 24 hour time. 467 void BootAnimation::drawTime(const Texture& clockTex, const int yPos) { 468 static constexpr char TIME_FORMAT[] = "%H:%M"; 469 static constexpr int TIME_LENGTH = sizeof(TIME_FORMAT); 470 471 static constexpr int DIGIT_HEIGHT = 64; 472 static constexpr int DIGIT_WIDTH = 40; 473 static constexpr int COLON_WIDTH = DIGIT_WIDTH / 2; 474 static constexpr int TIME_WIDTH = (DIGIT_WIDTH * 4) + COLON_WIDTH; 475 476 if (clockTex.h < DIGIT_HEIGHT || clockTex.w < (10 * DIGIT_WIDTH + COLON_WIDTH)) { 477 ALOGE("Clock texture is too small; abandoning boot animation clock"); 478 mClockEnabled = false; 479 return; 480 } 481 482 time_t rawtime; 483 time(&rawtime); 484 struct tm* timeInfo = localtime(&rawtime); 485 486 char timeBuff[TIME_LENGTH]; 487 size_t length = strftime(timeBuff, TIME_LENGTH, TIME_FORMAT, timeInfo); 488 489 if (length != TIME_LENGTH - 1) { 490 ALOGE("Couldn't format time; abandoning boot animation clock"); 491 mClockEnabled = false; 492 return; 493 } 494 495 glEnable(GL_BLEND); // Allow us to draw on top of the animation 496 glBindTexture(GL_TEXTURE_2D, clockTex.name); 497 498 int xPos = (mWidth - TIME_WIDTH) / 2; 499 int cropRect[4] = { 0, DIGIT_HEIGHT, DIGIT_WIDTH, -DIGIT_HEIGHT }; 500 501 for (int i = 0; i < TIME_LENGTH - 1; i++) { 502 char c = timeBuff[i]; 503 int width = DIGIT_WIDTH; 504 int pos = c - '0'; // Position in the character list 505 if (pos < 0 || pos > 10) { 506 continue; 507 } 508 if (c == ':') { 509 width = COLON_WIDTH; 510 } 511 512 // Crop the texture to only the pixels in the current glyph 513 int left = pos * DIGIT_WIDTH; 514 cropRect[0] = left; 515 cropRect[2] = width; 516 glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, cropRect); 517 518 glDrawTexiOES(xPos, yPos, 0, width, DIGIT_HEIGHT); 519 520 xPos += width; 521 } 522 523 glDisable(GL_BLEND); // Return to the animation's default behaviour 524 glBindTexture(GL_TEXTURE_2D, 0); 525 } 526 527 bool BootAnimation::parseAnimationDesc(Animation& animation) 528 { 529 String8 desString; 530 531 if (!readFile(animation.zip, "desc.txt", desString)) { 532 return false; 533 } 534 char const* s = desString.string(); 535 536 // Parse the description file 537 for (;;) { 538 const char* endl = strstr(s, "\n"); 539 if (endl == NULL) break; 540 String8 line(s, endl - s); 541 const char* l = line.string(); 542 int fps = 0; 543 int width = 0; 544 int height = 0; 545 int count = 0; 546 int pause = 0; 547 int clockPosY = -1; 548 char path[ANIM_ENTRY_NAME_MAX]; 549 char color[7] = "000000"; // default to black if unspecified 550 551 char pathType; 552 if (sscanf(l, "%d %d %d", &width, &height, &fps) == 3) { 553 // ALOGD("> w=%d, h=%d, fps=%d", width, height, fps); 554 animation.width = width; 555 animation.height = height; 556 animation.fps = fps; 557 } else if (sscanf(l, " %c %d %d %s #%6s %d", 558 &pathType, &count, &pause, path, color, &clockPosY) >= 4) { 559 // ALOGD("> type=%c, count=%d, pause=%d, path=%s, color=%s, clockPosY=%d", pathType, count, pause, path, color, clockPosY); 560 Animation::Part part; 561 part.playUntilComplete = pathType == 'c'; 562 part.count = count; 563 part.pause = pause; 564 part.path = path; 565 part.clockPosY = clockPosY; 566 part.audioData = NULL; 567 part.animation = NULL; 568 if (!parseColor(color, part.backgroundColor)) { 569 ALOGE("> invalid color '#%s'", color); 570 part.backgroundColor[0] = 0.0f; 571 part.backgroundColor[1] = 0.0f; 572 part.backgroundColor[2] = 0.0f; 573 } 574 animation.parts.add(part); 575 } 576 else if (strcmp(l, "$SYSTEM") == 0) { 577 // ALOGD("> SYSTEM"); 578 Animation::Part part; 579 part.playUntilComplete = false; 580 part.count = 1; 581 part.pause = 0; 582 part.audioData = NULL; 583 part.animation = loadAnimation(String8(SYSTEM_BOOTANIMATION_FILE)); 584 if (part.animation != NULL) 585 animation.parts.add(part); 586 } 587 s = ++endl; 588 } 589 590 return true; 591 } 592 593 bool BootAnimation::preloadZip(Animation& animation) 594 { 595 // read all the data structures 596 const size_t pcount = animation.parts.size(); 597 void *cookie = NULL; 598 ZipFileRO* zip = animation.zip; 599 if (!zip->startIteration(&cookie)) { 600 return false; 601 } 602 603 Animation::Part* partWithAudio = NULL; 604 ZipEntryRO entry; 605 char name[ANIM_ENTRY_NAME_MAX]; 606 while ((entry = zip->nextEntry(cookie)) != NULL) { 607 const int foundEntryName = zip->getEntryFileName(entry, name, ANIM_ENTRY_NAME_MAX); 608 if (foundEntryName > ANIM_ENTRY_NAME_MAX || foundEntryName == -1) { 609 ALOGE("Error fetching entry file name"); 610 continue; 611 } 612 613 const String8 entryName(name); 614 const String8 path(entryName.getPathDir()); 615 const String8 leaf(entryName.getPathLeaf()); 616 if (leaf.size() > 0) { 617 for (size_t j = 0; j < pcount; j++) { 618 if (path == animation.parts[j].path) { 619 uint16_t method; 620 // supports only stored png files 621 if (zip->getEntryInfo(entry, &method, NULL, NULL, NULL, NULL, NULL)) { 622 if (method == ZipFileRO::kCompressStored) { 623 FileMap* map = zip->createEntryFileMap(entry); 624 if (map) { 625 Animation::Part& part(animation.parts.editItemAt(j)); 626 if (leaf == "audio.wav") { 627 // a part may have at most one audio file 628 part.audioData = (uint8_t *)map->getDataPtr(); 629 part.audioLength = map->getDataLength(); 630 partWithAudio = ∂ 631 } else if (leaf == "trim.txt") { 632 part.trimData.setTo((char const*)map->getDataPtr(), 633 map->getDataLength()); 634 } else { 635 Animation::Frame frame; 636 frame.name = leaf; 637 frame.map = map; 638 frame.trimWidth = animation.width; 639 frame.trimHeight = animation.height; 640 frame.trimX = 0; 641 frame.trimY = 0; 642 part.frames.add(frame); 643 } 644 } 645 } else { 646 ALOGE("bootanimation.zip is compressed; must be only stored"); 647 } 648 } 649 } 650 } 651 } 652 } 653 654 // If there is trimData present, override the positioning defaults. 655 for (Animation::Part& part : animation.parts) { 656 const char* trimDataStr = part.trimData.string(); 657 for (size_t frameIdx = 0; frameIdx < part.frames.size(); frameIdx++) { 658 const char* endl = strstr(trimDataStr, "\n"); 659 // No more trimData for this part. 660 if (endl == NULL) { 661 break; 662 } 663 String8 line(trimDataStr, endl - trimDataStr); 664 const char* lineStr = line.string(); 665 trimDataStr = ++endl; 666 int width = 0, height = 0, x = 0, y = 0; 667 if (sscanf(lineStr, "%dx%d+%d+%d", &width, &height, &x, &y) == 4) { 668 Animation::Frame& frame(part.frames.editItemAt(frameIdx)); 669 frame.trimWidth = width; 670 frame.trimHeight = height; 671 frame.trimX = x; 672 frame.trimY = y; 673 } else { 674 ALOGE("Error parsing trim.txt, line: %s", lineStr); 675 break; 676 } 677 } 678 } 679 680 // Create and initialize audioplay if there is a wav file in any of the animations. 681 if (partWithAudio != NULL) { 682 ALOGD("found audio.wav, creating playback engine"); 683 if (!audioplay::create(partWithAudio->audioData, partWithAudio->audioLength)) { 684 return false; 685 } 686 } 687 688 zip->endIteration(cookie); 689 690 return true; 691 } 692 693 bool BootAnimation::movie() 694 { 695 Animation* animation = loadAnimation(mZipFileName); 696 if (animation == NULL) 697 return false; 698 699 bool anyPartHasClock = false; 700 for (size_t i=0; i < animation->parts.size(); i++) { 701 if(animation->parts[i].clockPosY >= 0) { 702 anyPartHasClock = true; 703 break; 704 } 705 } 706 if (!anyPartHasClock) { 707 mClockEnabled = false; 708 } 709 710 // Check if npot textures are supported 711 mUseNpotTextures = false; 712 String8 gl_extensions; 713 const char* exts = reinterpret_cast<const char*>(glGetString(GL_EXTENSIONS)); 714 if (!exts) { 715 glGetError(); 716 } else { 717 gl_extensions.setTo(exts); 718 if ((gl_extensions.find("GL_ARB_texture_non_power_of_two") != -1) || 719 (gl_extensions.find("GL_OES_texture_npot") != -1)) { 720 mUseNpotTextures = true; 721 } 722 } 723 724 // Blend required to draw time on top of animation frames. 725 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); 726 glShadeModel(GL_FLAT); 727 glDisable(GL_DITHER); 728 glDisable(GL_SCISSOR_TEST); 729 glDisable(GL_BLEND); 730 731 glBindTexture(GL_TEXTURE_2D, 0); 732 glEnable(GL_TEXTURE_2D); 733 glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); 734 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); 735 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); 736 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); 737 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); 738 739 bool clockTextureInitialized = false; 740 if (mClockEnabled) { 741 clockTextureInitialized = (initTexture(&mClock, mAssets, "images/clock64.png") == NO_ERROR); 742 mClockEnabled = clockTextureInitialized; 743 } 744 745 if (mClockEnabled && !updateIsTimeAccurate()) { 746 mTimeCheckThread = new TimeCheckThread(this); 747 mTimeCheckThread->run("BootAnimation::TimeCheckThread", PRIORITY_NORMAL); 748 } 749 750 playAnimation(*animation); 751 752 if (mTimeCheckThread != NULL) { 753 mTimeCheckThread->requestExit(); 754 mTimeCheckThread = NULL; 755 } 756 757 releaseAnimation(animation); 758 759 if (clockTextureInitialized) { 760 glDeleteTextures(1, &mClock.name); 761 } 762 763 return false; 764 } 765 766 bool BootAnimation::playAnimation(const Animation& animation) 767 { 768 const size_t pcount = animation.parts.size(); 769 nsecs_t frameDuration = s2ns(1) / animation.fps; 770 const int animationX = (mWidth - animation.width) / 2; 771 const int animationY = (mHeight - animation.height) / 2; 772 773 for (size_t i=0 ; i<pcount ; i++) { 774 const Animation::Part& part(animation.parts[i]); 775 const size_t fcount = part.frames.size(); 776 glBindTexture(GL_TEXTURE_2D, 0); 777 778 // Handle animation package 779 if (part.animation != NULL) { 780 playAnimation(*part.animation); 781 if (exitPending()) 782 break; 783 continue; //to next part 784 } 785 786 for (int r=0 ; !part.count || r<part.count ; r++) { 787 // Exit any non playuntil complete parts immediately 788 if(exitPending() && !part.playUntilComplete) 789 break; 790 791 // only play audio file the first time we animate the part 792 if (r == 0 && part.audioData && playSoundsAllowed()) { 793 ALOGD("playing clip for part%d, size=%d", (int) i, part.audioLength); 794 audioplay::playClip(part.audioData, part.audioLength); 795 } 796 797 glClearColor( 798 part.backgroundColor[0], 799 part.backgroundColor[1], 800 part.backgroundColor[2], 801 1.0f); 802 803 for (size_t j=0 ; j<fcount && (!exitPending() || part.playUntilComplete) ; j++) { 804 const Animation::Frame& frame(part.frames[j]); 805 nsecs_t lastFrame = systemTime(); 806 807 if (r > 0) { 808 glBindTexture(GL_TEXTURE_2D, frame.tid); 809 } else { 810 if (part.count != 1) { 811 glGenTextures(1, &frame.tid); 812 glBindTexture(GL_TEXTURE_2D, frame.tid); 813 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); 814 glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); 815 } 816 initTexture(frame); 817 } 818 819 const int xc = animationX + frame.trimX; 820 const int yc = animationY + frame.trimY; 821 Region clearReg(Rect(mWidth, mHeight)); 822 clearReg.subtractSelf(Rect(xc, yc, xc+frame.trimWidth, yc+frame.trimHeight)); 823 if (!clearReg.isEmpty()) { 824 Region::const_iterator head(clearReg.begin()); 825 Region::const_iterator tail(clearReg.end()); 826 glEnable(GL_SCISSOR_TEST); 827 while (head != tail) { 828 const Rect& r2(*head++); 829 glScissor(r2.left, mHeight - r2.bottom, r2.width(), r2.height()); 830 glClear(GL_COLOR_BUFFER_BIT); 831 } 832 glDisable(GL_SCISSOR_TEST); 833 } 834 // specify the y center as ceiling((mHeight - frame.trimHeight) / 2) 835 // which is equivalent to mHeight - (yc + frame.trimHeight) 836 glDrawTexiOES(xc, mHeight - (yc + frame.trimHeight), 837 0, frame.trimWidth, frame.trimHeight); 838 if (mClockEnabled && mTimeIsAccurate && part.clockPosY >= 0) { 839 drawTime(mClock, part.clockPosY); 840 } 841 842 eglSwapBuffers(mDisplay, mSurface); 843 844 nsecs_t now = systemTime(); 845 nsecs_t delay = frameDuration - (now - lastFrame); 846 //ALOGD("%lld, %lld", ns2ms(now - lastFrame), ns2ms(delay)); 847 lastFrame = now; 848 849 if (delay > 0) { 850 struct timespec spec; 851 spec.tv_sec = (now + delay) / 1000000000; 852 spec.tv_nsec = (now + delay) % 1000000000; 853 int err; 854 do { 855 err = clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, &spec, NULL); 856 } while (err<0 && errno == EINTR); 857 } 858 859 checkExit(); 860 } 861 862 usleep(part.pause * ns2us(frameDuration)); 863 864 // For infinite parts, we've now played them at least once, so perhaps exit 865 if(exitPending() && !part.count) 866 break; 867 } 868 869 } 870 871 // Free textures created for looping parts now that the animation is done. 872 for (const Animation::Part& part : animation.parts) { 873 if (part.count != 1) { 874 const size_t fcount = part.frames.size(); 875 for (size_t j = 0; j < fcount; j++) { 876 const Animation::Frame& frame(part.frames[j]); 877 glDeleteTextures(1, &frame.tid); 878 } 879 } 880 } 881 882 // we've finally played everything we're going to play 883 audioplay::setPlaying(false); 884 audioplay::destroy(); 885 886 return true; 887 } 888 889 void BootAnimation::releaseAnimation(Animation* animation) const 890 { 891 for (Vector<Animation::Part>::iterator it = animation->parts.begin(), 892 e = animation->parts.end(); it != e; ++it) { 893 if (it->animation) 894 releaseAnimation(it->animation); 895 } 896 if (animation->zip) 897 delete animation->zip; 898 delete animation; 899 } 900 901 BootAnimation::Animation* BootAnimation::loadAnimation(const String8& fn) 902 { 903 if (mLoadedFiles.indexOf(fn) >= 0) { 904 ALOGE("File \"%s\" is already loaded. Cyclic ref is not allowed", 905 fn.string()); 906 return NULL; 907 } 908 ZipFileRO *zip = ZipFileRO::open(fn); 909 if (zip == NULL) { 910 ALOGE("Failed to open animation zip \"%s\": %s", 911 fn.string(), strerror(errno)); 912 return NULL; 913 } 914 915 Animation *animation = new Animation; 916 animation->fileName = fn; 917 animation->zip = zip; 918 mLoadedFiles.add(animation->fileName); 919 920 parseAnimationDesc(*animation); 921 if (!preloadZip(*animation)) { 922 return NULL; 923 } 924 925 926 mLoadedFiles.remove(fn); 927 return animation; 928 } 929 930 bool BootAnimation::playSoundsAllowed() const { 931 // Only play sounds for system boots, not runtime restarts. 932 if (!mSystemBoot) { 933 return false; 934 } 935 936 // Read the system property to see if we should play the sound. 937 // If it's not present, default to allowed. 938 if (!property_get_bool(PLAY_SOUND_PROP_NAME, 1)) { 939 return false; 940 } 941 942 // Don't play sounds if this is a reboot due to an error. 943 char bootreason[PROPERTY_VALUE_MAX]; 944 if (property_get(BOOTREASON_PROP_NAME, bootreason, nullptr) > 0) { 945 for (const auto& str : PLAY_SOUND_BOOTREASON_BLACKLIST) { 946 if (strcasecmp(str.c_str(), bootreason) == 0) { 947 return false; 948 } 949 } 950 } 951 return true; 952 } 953 954 bool BootAnimation::updateIsTimeAccurate() { 955 static constexpr long long MAX_TIME_IN_PAST = 60000LL * 60LL * 24LL * 30LL; // 30 days 956 static constexpr long long MAX_TIME_IN_FUTURE = 60000LL * 90LL; // 90 minutes 957 958 if (mTimeIsAccurate) { 959 return true; 960 } 961 962 struct stat statResult; 963 if(stat(ACCURATE_TIME_FLAG_FILE_PATH, &statResult) == 0) { 964 mTimeIsAccurate = true; 965 return true; 966 } 967 968 FILE* file = fopen(LAST_TIME_CHANGED_FILE_PATH, "r"); 969 if (file != NULL) { 970 long long lastChangedTime = 0; 971 fscanf(file, "%lld", &lastChangedTime); 972 fclose(file); 973 if (lastChangedTime > 0) { 974 struct timespec now; 975 clock_gettime(CLOCK_REALTIME, &now); 976 // Match the Java timestamp format 977 long long rtcNow = (now.tv_sec * 1000LL) + (now.tv_nsec / 1000000LL); 978 if (ACCURATE_TIME_EPOCH < rtcNow 979 && lastChangedTime > (rtcNow - MAX_TIME_IN_PAST) 980 && lastChangedTime < (rtcNow + MAX_TIME_IN_FUTURE)) { 981 mTimeIsAccurate = true; 982 } 983 } 984 } 985 986 return mTimeIsAccurate; 987 } 988 989 BootAnimation::TimeCheckThread::TimeCheckThread(BootAnimation* bootAnimation) : Thread(false), 990 mInotifyFd(-1), mSystemWd(-1), mTimeWd(-1), mBootAnimation(bootAnimation) {} 991 992 BootAnimation::TimeCheckThread::~TimeCheckThread() { 993 // mInotifyFd may be -1 but that's ok since we're not at risk of attempting to close a valid FD. 994 close(mInotifyFd); 995 } 996 997 bool BootAnimation::TimeCheckThread::threadLoop() { 998 bool shouldLoop = doThreadLoop() && !mBootAnimation->mTimeIsAccurate 999 && mBootAnimation->mClockEnabled; 1000 if (!shouldLoop) { 1001 close(mInotifyFd); 1002 mInotifyFd = -1; 1003 } 1004 return shouldLoop; 1005 } 1006 1007 bool BootAnimation::TimeCheckThread::doThreadLoop() { 1008 static constexpr int BUFF_LEN (10 * (sizeof(struct inotify_event) + NAME_MAX + 1)); 1009 1010 // Poll instead of doing a blocking read so the Thread can exit if requested. 1011 struct pollfd pfd = { mInotifyFd, POLLIN, 0 }; 1012 ssize_t pollResult = poll(&pfd, 1, 1000); 1013 1014 if (pollResult == 0) { 1015 return true; 1016 } else if (pollResult < 0) { 1017 ALOGE("Could not poll inotify events"); 1018 return false; 1019 } 1020 1021 char buff[BUFF_LEN] __attribute__ ((aligned(__alignof__(struct inotify_event))));; 1022 ssize_t length = read(mInotifyFd, buff, BUFF_LEN); 1023 if (length == 0) { 1024 return true; 1025 } else if (length < 0) { 1026 ALOGE("Could not read inotify events"); 1027 return false; 1028 } 1029 1030 const struct inotify_event *event; 1031 for (char* ptr = buff; ptr < buff + length; ptr += sizeof(struct inotify_event) + event->len) { 1032 event = (const struct inotify_event *) ptr; 1033 if (event->wd == mSystemWd && strcmp(SYSTEM_TIME_DIR_NAME, event->name) == 0) { 1034 addTimeDirWatch(); 1035 } else if (event->wd == mTimeWd && (strcmp(LAST_TIME_CHANGED_FILE_NAME, event->name) == 0 1036 || strcmp(ACCURATE_TIME_FLAG_FILE_NAME, event->name) == 0)) { 1037 return !mBootAnimation->updateIsTimeAccurate(); 1038 } 1039 } 1040 1041 return true; 1042 } 1043 1044 void BootAnimation::TimeCheckThread::addTimeDirWatch() { 1045 mTimeWd = inotify_add_watch(mInotifyFd, SYSTEM_TIME_DIR_PATH, 1046 IN_CLOSE_WRITE | IN_MOVED_TO | IN_ATTRIB); 1047 if (mTimeWd > 0) { 1048 // No need to watch for the time directory to be created if it already exists 1049 inotify_rm_watch(mInotifyFd, mSystemWd); 1050 mSystemWd = -1; 1051 } 1052 } 1053 1054 status_t BootAnimation::TimeCheckThread::readyToRun() { 1055 mInotifyFd = inotify_init(); 1056 if (mInotifyFd < 0) { 1057 ALOGE("Could not initialize inotify fd"); 1058 return NO_INIT; 1059 } 1060 1061 mSystemWd = inotify_add_watch(mInotifyFd, SYSTEM_DATA_DIR_PATH, IN_CREATE | IN_ATTRIB); 1062 if (mSystemWd < 0) { 1063 close(mInotifyFd); 1064 mInotifyFd = -1; 1065 ALOGE("Could not add watch for %s", SYSTEM_DATA_DIR_PATH); 1066 return NO_INIT; 1067 } 1068 1069 addTimeDirWatch(); 1070 1071 if (mBootAnimation->updateIsTimeAccurate()) { 1072 close(mInotifyFd); 1073 mInotifyFd = -1; 1074 return ALREADY_EXISTS; 1075 } 1076 1077 return NO_ERROR; 1078 } 1079 1080 // --------------------------------------------------------------------------- 1081 1082 } 1083 ; // namespace android 1084