| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define LOG_TAG "BootAnimation" |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| #include <math.h> |
| #include <fcntl.h> |
| #include <utils/misc.h> |
| #include <signal.h> |
| |
| #include <cutils/properties.h> |
| |
| #include <androidfw/AssetManager.h> |
| #include <binder/IPCThreadState.h> |
| #include <utils/Atomic.h> |
| #include <utils/Errors.h> |
| #include <utils/Log.h> |
| #include <utils/threads.h> |
| |
| #include <ui/PixelFormat.h> |
| #include <ui/Rect.h> |
| #include <ui/Region.h> |
| #include <ui/DisplayInfo.h> |
| |
| #include <gui/ISurfaceComposer.h> |
| #include <gui/Surface.h> |
| #include <gui/SurfaceComposerClient.h> |
| |
| #include <SkBitmap.h> |
| #include <SkStream.h> |
| #include <SkImageDecoder.h> |
| |
| #include <GLES/gl.h> |
| #include <GLES/glext.h> |
| #include <EGL/eglext.h> |
| |
| #include "BootAnimation.h" |
| |
| #define SYSTEM_BOOTANIMATION_FILE "/system/media/bootanimation.zip" |
| #define SYSTEM_ENCRYPTED_BOOTANIMATION_FILE "/system/media/bootanimation-encrypted.zip" |
| #define EXIT_PROP_NAME "service.bootanim.exit" |
| |
| extern "C" int clock_nanosleep(clockid_t clock_id, int flags, |
| const struct timespec *request, |
| struct timespec *remain); |
| |
| namespace android { |
| |
| static const int ANIM_ENTRY_NAME_MAX = 256; |
| |
| // --------------------------------------------------------------------------- |
| |
| BootAnimation::BootAnimation() : Thread(false), mZip(NULL) |
| { |
| mSession = new SurfaceComposerClient(); |
| } |
| |
| BootAnimation::~BootAnimation() { |
| if (mZip != NULL) { |
| delete mZip; |
| } |
| } |
| |
| void BootAnimation::onFirstRef() { |
| status_t err = mSession->linkToComposerDeath(this); |
| ALOGE_IF(err, "linkToComposerDeath failed (%s) ", strerror(-err)); |
| if (err == NO_ERROR) { |
| run("BootAnimation", PRIORITY_DISPLAY); |
| } |
| } |
| |
| sp<SurfaceComposerClient> BootAnimation::session() const { |
| return mSession; |
| } |
| |
| |
| void BootAnimation::binderDied(const wp<IBinder>&) |
| { |
| // woah, surfaceflinger died! |
| ALOGD("SurfaceFlinger died, exiting..."); |
| |
| // calling requestExit() is not enough here because the Surface code |
| // might be blocked on a condition variable that will never be updated. |
| kill( getpid(), SIGKILL ); |
| requestExit(); |
| } |
| |
| status_t BootAnimation::initTexture(Texture* texture, AssetManager& assets, |
| const char* name) { |
| Asset* asset = assets.open(name, Asset::ACCESS_BUFFER); |
| if (!asset) |
| return NO_INIT; |
| SkBitmap bitmap; |
| SkImageDecoder::DecodeMemory(asset->getBuffer(false), asset->getLength(), |
| &bitmap, SkBitmap::kNo_Config, SkImageDecoder::kDecodePixels_Mode); |
| asset->close(); |
| delete asset; |
| |
| // ensure we can call getPixels(). No need to call unlock, since the |
| // bitmap will go out of scope when we return from this method. |
| bitmap.lockPixels(); |
| |
| const int w = bitmap.width(); |
| const int h = bitmap.height(); |
| const void* p = bitmap.getPixels(); |
| |
| GLint crop[4] = { 0, h, w, -h }; |
| texture->w = w; |
| texture->h = h; |
| |
| glGenTextures(1, &texture->name); |
| glBindTexture(GL_TEXTURE_2D, texture->name); |
| |
| switch (bitmap.config()) { |
| case SkBitmap::kA8_Config: |
| glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, w, h, 0, GL_ALPHA, |
| GL_UNSIGNED_BYTE, p); |
| break; |
| case SkBitmap::kARGB_4444_Config: |
| glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, |
| GL_UNSIGNED_SHORT_4_4_4_4, p); |
| break; |
| case SkBitmap::kARGB_8888_Config: |
| glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, |
| GL_UNSIGNED_BYTE, p); |
| break; |
| case SkBitmap::kRGB_565_Config: |
| glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, |
| GL_UNSIGNED_SHORT_5_6_5, p); |
| break; |
| default: |
| break; |
| } |
| |
| glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); |
| return NO_ERROR; |
| } |
| |
| status_t BootAnimation::initTexture(void* buffer, size_t len) |
| { |
| //StopWatch watch("blah"); |
| |
| SkBitmap bitmap; |
| SkMemoryStream stream(buffer, len); |
| SkImageDecoder* codec = SkImageDecoder::Factory(&stream); |
| if (codec) { |
| codec->setDitherImage(false); |
| codec->decode(&stream, &bitmap, |
| SkBitmap::kARGB_8888_Config, |
| SkImageDecoder::kDecodePixels_Mode); |
| delete codec; |
| } |
| |
| // ensure we can call getPixels(). No need to call unlock, since the |
| // bitmap will go out of scope when we return from this method. |
| bitmap.lockPixels(); |
| |
| const int w = bitmap.width(); |
| const int h = bitmap.height(); |
| const void* p = bitmap.getPixels(); |
| |
| GLint crop[4] = { 0, h, w, -h }; |
| int tw = 1 << (31 - __builtin_clz(w)); |
| int th = 1 << (31 - __builtin_clz(h)); |
| if (tw < w) tw <<= 1; |
| if (th < h) th <<= 1; |
| |
| switch (bitmap.config()) { |
| case SkBitmap::kARGB_8888_Config: |
| if (tw != w || th != h) { |
| glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, tw, th, 0, GL_RGBA, |
| GL_UNSIGNED_BYTE, 0); |
| glTexSubImage2D(GL_TEXTURE_2D, 0, |
| 0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, p); |
| } else { |
| glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, tw, th, 0, GL_RGBA, |
| GL_UNSIGNED_BYTE, p); |
| } |
| break; |
| |
| case SkBitmap::kRGB_565_Config: |
| if (tw != w || th != h) { |
| glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, tw, th, 0, GL_RGB, |
| GL_UNSIGNED_SHORT_5_6_5, 0); |
| glTexSubImage2D(GL_TEXTURE_2D, 0, |
| 0, 0, w, h, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, p); |
| } else { |
| glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, tw, th, 0, GL_RGB, |
| GL_UNSIGNED_SHORT_5_6_5, p); |
| } |
| break; |
| default: |
| break; |
| } |
| |
| glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop); |
| |
| return NO_ERROR; |
| } |
| |
| status_t BootAnimation::readyToRun() { |
| mAssets.addDefaultAssets(); |
| |
| sp<IBinder> dtoken(SurfaceComposerClient::getBuiltInDisplay( |
| ISurfaceComposer::eDisplayIdMain)); |
| DisplayInfo dinfo; |
| status_t status = SurfaceComposerClient::getDisplayInfo(dtoken, &dinfo); |
| if (status) |
| return -1; |
| |
| // create the native surface |
| sp<SurfaceControl> control = session()->createSurface(String8("BootAnimation"), |
| dinfo.w, dinfo.h, PIXEL_FORMAT_RGB_565); |
| |
| SurfaceComposerClient::openGlobalTransaction(); |
| control->setLayer(0x40000000); |
| SurfaceComposerClient::closeGlobalTransaction(); |
| |
| sp<Surface> s = control->getSurface(); |
| |
| // initialize opengl and egl |
| const EGLint attribs[] = { |
| EGL_RED_SIZE, 8, |
| EGL_GREEN_SIZE, 8, |
| EGL_BLUE_SIZE, 8, |
| EGL_DEPTH_SIZE, 0, |
| EGL_NONE |
| }; |
| EGLint w, h, dummy; |
| EGLint numConfigs; |
| EGLConfig config; |
| EGLSurface surface; |
| EGLContext context; |
| |
| EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY); |
| |
| eglInitialize(display, 0, 0); |
| eglChooseConfig(display, attribs, &config, 1, &numConfigs); |
| surface = eglCreateWindowSurface(display, config, s.get(), NULL); |
| context = eglCreateContext(display, config, NULL, NULL); |
| eglQuerySurface(display, surface, EGL_WIDTH, &w); |
| eglQuerySurface(display, surface, EGL_HEIGHT, &h); |
| |
| if (eglMakeCurrent(display, surface, surface, context) == EGL_FALSE) |
| return NO_INIT; |
| |
| mDisplay = display; |
| mContext = context; |
| mSurface = surface; |
| mWidth = w; |
| mHeight = h; |
| mFlingerSurfaceControl = control; |
| mFlingerSurface = s; |
| |
| // If the device has encryption turned on or is in process |
| // of being encrypted we show the encrypted boot animation. |
| char decrypt[PROPERTY_VALUE_MAX]; |
| property_get("vold.decrypt", decrypt, ""); |
| |
| bool encryptedAnimation = atoi(decrypt) != 0 || !strcmp("trigger_restart_min_framework", decrypt); |
| |
| ZipFileRO* zipFile = NULL; |
| if ((encryptedAnimation && |
| (access(SYSTEM_ENCRYPTED_BOOTANIMATION_FILE, R_OK) == 0) && |
| ((zipFile = ZipFileRO::open(SYSTEM_ENCRYPTED_BOOTANIMATION_FILE)) != NULL)) || |
| |
| ((access(SYSTEM_BOOTANIMATION_FILE, R_OK) == 0) && |
| ((zipFile = ZipFileRO::open(SYSTEM_BOOTANIMATION_FILE)) != NULL))) { |
| mZip = zipFile; |
| } |
| |
| return NO_ERROR; |
| } |
| |
| bool BootAnimation::threadLoop() |
| { |
| bool r; |
| // We have no bootanimation file, so we use the stock android logo |
| // animation. |
| if (mZip == NULL) { |
| r = android(); |
| } else { |
| r = movie(); |
| } |
| |
| eglMakeCurrent(mDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); |
| eglDestroyContext(mDisplay, mContext); |
| eglDestroySurface(mDisplay, mSurface); |
| mFlingerSurface.clear(); |
| mFlingerSurfaceControl.clear(); |
| eglTerminate(mDisplay); |
| IPCThreadState::self()->stopProcess(); |
| return r; |
| } |
| |
| bool BootAnimation::android() |
| { |
| initTexture(&mAndroid[0], mAssets, "images/android-logo-mask.png"); |
| initTexture(&mAndroid[1], mAssets, "images/android-logo-shine.png"); |
| |
| // clear screen |
| glShadeModel(GL_FLAT); |
| glDisable(GL_DITHER); |
| glDisable(GL_SCISSOR_TEST); |
| glClearColor(0,0,0,1); |
| glClear(GL_COLOR_BUFFER_BIT); |
| eglSwapBuffers(mDisplay, mSurface); |
| |
| glEnable(GL_TEXTURE_2D); |
| glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); |
| |
| const GLint xc = (mWidth - mAndroid[0].w) / 2; |
| const GLint yc = (mHeight - mAndroid[0].h) / 2; |
| const Rect updateRect(xc, yc, xc + mAndroid[0].w, yc + mAndroid[0].h); |
| |
| glScissor(updateRect.left, mHeight - updateRect.bottom, updateRect.width(), |
| updateRect.height()); |
| |
| // Blend state |
| glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
| glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); |
| |
| const nsecs_t startTime = systemTime(); |
| do { |
| nsecs_t now = systemTime(); |
| double time = now - startTime; |
| float t = 4.0f * float(time / us2ns(16667)) / mAndroid[1].w; |
| GLint offset = (1 - (t - floorf(t))) * mAndroid[1].w; |
| GLint x = xc - offset; |
| |
| glDisable(GL_SCISSOR_TEST); |
| glClear(GL_COLOR_BUFFER_BIT); |
| |
| glEnable(GL_SCISSOR_TEST); |
| glDisable(GL_BLEND); |
| glBindTexture(GL_TEXTURE_2D, mAndroid[1].name); |
| glDrawTexiOES(x, yc, 0, mAndroid[1].w, mAndroid[1].h); |
| glDrawTexiOES(x + mAndroid[1].w, yc, 0, mAndroid[1].w, mAndroid[1].h); |
| |
| glEnable(GL_BLEND); |
| glBindTexture(GL_TEXTURE_2D, mAndroid[0].name); |
| glDrawTexiOES(xc, yc, 0, mAndroid[0].w, mAndroid[0].h); |
| |
| EGLBoolean res = eglSwapBuffers(mDisplay, mSurface); |
| if (res == EGL_FALSE) |
| break; |
| |
| // 12fps: don't animate too fast to preserve CPU |
| const nsecs_t sleepTime = 83333 - ns2us(systemTime() - now); |
| if (sleepTime > 0) |
| usleep(sleepTime); |
| |
| checkExit(); |
| } while (!exitPending()); |
| |
| glDeleteTextures(1, &mAndroid[0].name); |
| glDeleteTextures(1, &mAndroid[1].name); |
| return false; |
| } |
| |
| |
| void BootAnimation::checkExit() { |
| // Allow surface flinger to gracefully request shutdown |
| char value[PROPERTY_VALUE_MAX]; |
| property_get(EXIT_PROP_NAME, value, "0"); |
| int exitnow = atoi(value); |
| if (exitnow) { |
| requestExit(); |
| } |
| } |
| |
| bool BootAnimation::movie() |
| { |
| ZipEntryRO desc = mZip->findEntryByName("desc.txt"); |
| ALOGE_IF(!desc, "couldn't find desc.txt"); |
| if (!desc) { |
| return false; |
| } |
| |
| FileMap* descMap = mZip->createEntryFileMap(desc); |
| mZip->releaseEntry(desc); |
| ALOGE_IF(!descMap, "descMap is null"); |
| if (!descMap) { |
| return false; |
| } |
| |
| String8 desString((char const*)descMap->getDataPtr(), |
| descMap->getDataLength()); |
| char const* s = desString.string(); |
| |
| Animation animation; |
| |
| // Parse the description file |
| for (;;) { |
| const char* endl = strstr(s, "\n"); |
| if (!endl) break; |
| String8 line(s, endl - s); |
| const char* l = line.string(); |
| int fps, width, height, count, pause; |
| char path[ANIM_ENTRY_NAME_MAX]; |
| char pathType; |
| if (sscanf(l, "%d %d %d", &width, &height, &fps) == 3) { |
| //LOGD("> w=%d, h=%d, fps=%d", width, height, fps); |
| animation.width = width; |
| animation.height = height; |
| animation.fps = fps; |
| } |
| else if (sscanf(l, " %c %d %d %s", &pathType, &count, &pause, path) == 4) { |
| //LOGD("> type=%c, count=%d, pause=%d, path=%s", pathType, count, pause, path); |
| Animation::Part part; |
| part.playUntilComplete = pathType == 'c'; |
| part.count = count; |
| part.pause = pause; |
| part.path = path; |
| animation.parts.add(part); |
| } |
| |
| s = ++endl; |
| } |
| |
| // read all the data structures |
| const size_t pcount = animation.parts.size(); |
| void *cookie = NULL; |
| if (!mZip->startIteration(&cookie)) { |
| return false; |
| } |
| |
| ZipEntryRO entry; |
| char name[ANIM_ENTRY_NAME_MAX]; |
| while ((entry = mZip->nextEntry(cookie)) != NULL) { |
| const int foundEntryName = mZip->getEntryFileName(entry, name, ANIM_ENTRY_NAME_MAX); |
| if (foundEntryName > ANIM_ENTRY_NAME_MAX || foundEntryName == -1) { |
| ALOGE("Error fetching entry file name"); |
| continue; |
| } |
| |
| const String8 entryName(name); |
| const String8 path(entryName.getPathDir()); |
| const String8 leaf(entryName.getPathLeaf()); |
| if (leaf.size() > 0) { |
| for (size_t j=0 ; j<pcount ; j++) { |
| if (path == animation.parts[j].path) { |
| int method; |
| // supports only stored png files |
| if (mZip->getEntryInfo(entry, &method, NULL, NULL, NULL, NULL, NULL)) { |
| if (method == ZipFileRO::kCompressStored) { |
| FileMap* map = mZip->createEntryFileMap(entry); |
| if (map) { |
| Animation::Frame frame; |
| frame.name = leaf; |
| frame.map = map; |
| Animation::Part& part(animation.parts.editItemAt(j)); |
| part.frames.add(frame); |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| mZip->endIteration(cookie); |
| |
| // clear screen |
| glShadeModel(GL_FLAT); |
| glDisable(GL_DITHER); |
| glDisable(GL_SCISSOR_TEST); |
| glDisable(GL_BLEND); |
| glClearColor(0,0,0,1); |
| glClear(GL_COLOR_BUFFER_BIT); |
| |
| eglSwapBuffers(mDisplay, mSurface); |
| |
| glBindTexture(GL_TEXTURE_2D, 0); |
| glEnable(GL_TEXTURE_2D); |
| glTexEnvx(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
| |
| const int xc = (mWidth - animation.width) / 2; |
| const int yc = ((mHeight - animation.height) / 2); |
| nsecs_t lastFrame = systemTime(); |
| nsecs_t frameDuration = s2ns(1) / animation.fps; |
| |
| Region clearReg(Rect(mWidth, mHeight)); |
| clearReg.subtractSelf(Rect(xc, yc, xc+animation.width, yc+animation.height)); |
| |
| for (size_t i=0 ; i<pcount ; i++) { |
| const Animation::Part& part(animation.parts[i]); |
| const size_t fcount = part.frames.size(); |
| glBindTexture(GL_TEXTURE_2D, 0); |
| |
| for (int r=0 ; !part.count || r<part.count ; r++) { |
| // Exit any non playuntil complete parts immediately |
| if(exitPending() && !part.playUntilComplete) |
| break; |
| |
| for (size_t j=0 ; j<fcount && (!exitPending() || part.playUntilComplete) ; j++) { |
| const Animation::Frame& frame(part.frames[j]); |
| nsecs_t lastFrame = systemTime(); |
| |
| if (r > 0) { |
| glBindTexture(GL_TEXTURE_2D, frame.tid); |
| } else { |
| if (part.count != 1) { |
| glGenTextures(1, &frame.tid); |
| glBindTexture(GL_TEXTURE_2D, frame.tid); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
| glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
| } |
| initTexture( |
| frame.map->getDataPtr(), |
| frame.map->getDataLength()); |
| } |
| |
| if (!clearReg.isEmpty()) { |
| Region::const_iterator head(clearReg.begin()); |
| Region::const_iterator tail(clearReg.end()); |
| glEnable(GL_SCISSOR_TEST); |
| while (head != tail) { |
| const Rect& r(*head++); |
| glScissor(r.left, mHeight - r.bottom, |
| r.width(), r.height()); |
| glClear(GL_COLOR_BUFFER_BIT); |
| } |
| glDisable(GL_SCISSOR_TEST); |
| } |
| glDrawTexiOES(xc, yc, 0, animation.width, animation.height); |
| eglSwapBuffers(mDisplay, mSurface); |
| |
| nsecs_t now = systemTime(); |
| nsecs_t delay = frameDuration - (now - lastFrame); |
| //ALOGD("%lld, %lld", ns2ms(now - lastFrame), ns2ms(delay)); |
| lastFrame = now; |
| |
| if (delay > 0) { |
| struct timespec spec; |
| spec.tv_sec = (now + delay) / 1000000000; |
| spec.tv_nsec = (now + delay) % 1000000000; |
| int err; |
| do { |
| err = clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, &spec, NULL); |
| } while (err<0 && errno == EINTR); |
| } |
| |
| checkExit(); |
| } |
| |
| usleep(part.pause * ns2us(frameDuration)); |
| |
| // For infinite parts, we've now played them at least once, so perhaps exit |
| if(exitPending() && !part.count) |
| break; |
| } |
| |
| // free the textures for this part |
| if (part.count != 1) { |
| for (size_t j=0 ; j<fcount ; j++) { |
| const Animation::Frame& frame(part.frames[j]); |
| glDeleteTextures(1, &frame.tid); |
| } |
| } |
| } |
| |
| return false; |
| } |
| |
| // --------------------------------------------------------------------------- |
| |
| } |
| ; // namespace android |