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/*
* 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_NDEBUG 0
#define LOG_TAG "BootAnimation"
#include <stdint.h>
#include <inttypes.h>
#include <sys/inotify.h>
#include <sys/poll.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <math.h>
#include <fcntl.h>
#include <utils/misc.h>
#include <signal.h>
#include <time.h>
#include <cutils/atomic.h>
#include <cutils/properties.h>
#include <androidfw/AssetManager.h>
#include <binder/IPCThreadState.h>
#include <utils/Errors.h>
#include <utils/Log.h>
#include <utils/SystemClock.h>
#include <android-base/properties.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>
// TODO: Fix Skia.
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#include <SkBitmap.h>
#include <SkImage.h>
#include <SkStream.h>
#pragma GCC diagnostic pop
#include <GLES/gl.h>
#include <GLES/glext.h>
#include <EGL/eglext.h>
#include "BootAnimation.h"
namespace android {
static const char OEM_BOOTANIMATION_FILE[] = "/oem/media/bootanimation.zip";
static const char PRODUCT_BOOTANIMATION_FILE[] = "/product/media/bootanimation.zip";
static const char SYSTEM_BOOTANIMATION_FILE[] = "/system/media/bootanimation.zip";
static const char PRODUCT_ENCRYPTED_BOOTANIMATION_FILE[] = "/product/media/bootanimation-encrypted.zip";
static const char SYSTEM_ENCRYPTED_BOOTANIMATION_FILE[] = "/system/media/bootanimation-encrypted.zip";
static const char OEM_SHUTDOWNANIMATION_FILE[] = "/oem/media/shutdownanimation.zip";
static const char PRODUCT_SHUTDOWNANIMATION_FILE[] = "/product/media/shutdownanimation.zip";
static const char SYSTEM_SHUTDOWNANIMATION_FILE[] = "/system/media/shutdownanimation.zip";
static const char SYSTEM_DATA_DIR_PATH[] = "/data/system";
static const char SYSTEM_TIME_DIR_NAME[] = "time";
static const char SYSTEM_TIME_DIR_PATH[] = "/data/system/time";
static const char CLOCK_FONT_ASSET[] = "images/clock_font.png";
static const char CLOCK_FONT_ZIP_NAME[] = "clock_font.png";
static const char LAST_TIME_CHANGED_FILE_NAME[] = "last_time_change";
static const char LAST_TIME_CHANGED_FILE_PATH[] = "/data/system/time/last_time_change";
static const char ACCURATE_TIME_FLAG_FILE_NAME[] = "time_is_accurate";
static const char ACCURATE_TIME_FLAG_FILE_PATH[] = "/data/system/time/time_is_accurate";
static const char TIME_FORMAT_12_HOUR_FLAG_FILE_PATH[] = "/data/system/time/time_format_12_hour";
// Java timestamp format. Don't show the clock if the date is before 2000-01-01 00:00:00.
static const long long ACCURATE_TIME_EPOCH = 946684800000;
static constexpr char FONT_BEGIN_CHAR = ' ';
static constexpr char FONT_END_CHAR = '~' + 1;
static constexpr size_t FONT_NUM_CHARS = FONT_END_CHAR - FONT_BEGIN_CHAR + 1;
static constexpr size_t FONT_NUM_COLS = 16;
static constexpr size_t FONT_NUM_ROWS = FONT_NUM_CHARS / FONT_NUM_COLS;
static const int TEXT_CENTER_VALUE = INT_MAX;
static const int TEXT_MISSING_VALUE = INT_MIN;
static const char EXIT_PROP_NAME[] = "service.bootanim.exit";
static const int ANIM_ENTRY_NAME_MAX = 256;
static constexpr size_t TEXT_POS_LEN_MAX = 16;
// ---------------------------------------------------------------------------
BootAnimation::BootAnimation(sp<Callbacks> callbacks)
: Thread(false), mClockEnabled(true), mTimeIsAccurate(false),
mTimeFormat12Hour(false), mTimeCheckThread(NULL), mCallbacks(callbacks) {
mSession = new SurfaceComposerClient();
std::string powerCtl = android::base::GetProperty("sys.powerctl", "");
if (powerCtl.empty()) {
mShuttingDown = false;
} else {
mShuttingDown = true;
}
}
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 == NULL)
return NO_INIT;
SkBitmap bitmap;
sk_sp<SkData> data = SkData::MakeWithoutCopy(asset->getBuffer(false),
asset->getLength());
sk_sp<SkImage> image = SkImage::MakeFromEncoded(data);
image->asLegacyBitmap(&bitmap, SkImage::kRO_LegacyBitmapMode);
asset->close();
delete asset;
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.colorType()) {
case kAlpha_8_SkColorType:
glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, w, h, 0, GL_ALPHA,
GL_UNSIGNED_BYTE, p);
break;
case kARGB_4444_SkColorType:
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA,
GL_UNSIGNED_SHORT_4_4_4_4, p);
break;
case kN32_SkColorType:
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA,
GL_UNSIGNED_BYTE, p);
break;
case kRGB_565_SkColorType:
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(FileMap* map, int* width, int* height)
{
SkBitmap bitmap;
sk_sp<SkData> data = SkData::MakeWithoutCopy(map->getDataPtr(),
map->getDataLength());
sk_sp<SkImage> image = SkImage::MakeFromEncoded(data);
image->asLegacyBitmap(&bitmap, SkImage::kRO_LegacyBitmapMode);
// FileMap memory is never released until application exit.
// Release it now as the texture is already loaded and the memory used for
// the packed resource can be released.
delete map;
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.colorType()) {
case kN32_SkColorType:
if (!mUseNpotTextures && (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, w, h, 0, GL_RGBA,
GL_UNSIGNED_BYTE, p);
}
break;
case kRGB_565_SkColorType:
if (!mUseNpotTextures && (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, 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);
*width = w;
*height = h;
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::Transaction t;
t.setLayer(control, 0x40000000)
.apply();
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;
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;
mTargetInset = -1;
// 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);
if (!mShuttingDown && encryptedAnimation) {
static const char* encryptedBootFiles[] =
{PRODUCT_ENCRYPTED_BOOTANIMATION_FILE, SYSTEM_ENCRYPTED_BOOTANIMATION_FILE};
for (const char* f : encryptedBootFiles) {
if (access(f, R_OK) == 0) {
mZipFileName = f;
return NO_ERROR;
}
}
}
static const char* bootFiles[] =
{PRODUCT_BOOTANIMATION_FILE, OEM_BOOTANIMATION_FILE, SYSTEM_BOOTANIMATION_FILE};
static const char* shutdownFiles[] =
{PRODUCT_SHUTDOWNANIMATION_FILE, OEM_SHUTDOWNANIMATION_FILE, SYSTEM_SHUTDOWNANIMATION_FILE};
for (const char* f : (!mShuttingDown ? bootFiles : shutdownFiles)) {
if (access(f, R_OK) == 0) {
mZipFileName = f;
return NO_ERROR;
}
}
return NO_ERROR;
}
bool BootAnimation::threadLoop()
{
bool r;
// We have no bootanimation file, so we use the stock android logo
// animation.
if (mZipFileName.isEmpty()) {
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);
eglReleaseThread();
IPCThreadState::self()->stopProcess();
return r;
}
bool BootAnimation::android()
{
ALOGD("%sAnimationShownTiming start time: %" PRId64 "ms", mShuttingDown ? "Shutdown" : "Boot",
elapsedRealtime());
initTexture(&mAndroid[0], mAssets, "images/android-logo-mask.png");
initTexture(&mAndroid[1], mAssets, "images/android-logo-shine.png");
mCallbacks->init({});
// 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();
mCallbacks->shutdown();
}
}
bool BootAnimation::validClock(const Animation::Part& part) {
return part.clockPosX != TEXT_MISSING_VALUE && part.clockPosY != TEXT_MISSING_VALUE;
}
bool parseTextCoord(const char* str, int* dest) {
if (strcmp("c", str) == 0) {
*dest = TEXT_CENTER_VALUE;
return true;
}
char* end;
int val = (int) strtol(str, &end, 0);
if (end == str || *end != '\0' || val == INT_MAX || val == INT_MIN) {
return false;
}
*dest = val;
return true;
}
// Parse two position coordinates. If only string is non-empty, treat it as the y value.
void parsePosition(const char* str1, const char* str2, int* x, int* y) {
bool success = false;
if (strlen(str1) == 0) { // No values were specified
// success = false
} else if (strlen(str2) == 0) { // we have only one value
if (parseTextCoord(str1, y)) {
*x = TEXT_CENTER_VALUE;
success = true;
}
} else {
if (parseTextCoord(str1, x) && parseTextCoord(str2, y)) {
success = true;
}
}
if (!success) {
*x = TEXT_MISSING_VALUE;
*y = TEXT_MISSING_VALUE;
}
}
// Parse a color represented as an HTML-style 'RRGGBB' string: each pair of
// characters in str is a hex number in [0, 255], which are converted to
// floating point values in the range [0.0, 1.0] and placed in the
// corresponding elements of color.
//
// If the input string isn't valid, parseColor returns false and color is
// left unchanged.
static bool parseColor(const char str[7], float color[3]) {
float tmpColor[3];
for (int i = 0; i < 3; i++) {
int val = 0;
for (int j = 0; j < 2; j++) {
val *= 16;
char c = str[2*i + j];
if (c >= '0' && c <= '9') val += c - '0';
else if (c >= 'A' && c <= 'F') val += (c - 'A') + 10;
else if (c >= 'a' && c <= 'f') val += (c - 'a') + 10;
else return false;
}
tmpColor[i] = static_cast<float>(val) / 255.0f;
}
memcpy(color, tmpColor, sizeof(tmpColor));
return true;
}
static bool readFile(ZipFileRO* zip, const char* name, String8& outString)
{
ZipEntryRO entry = zip->findEntryByName(name);
ALOGE_IF(!entry, "couldn't find %s", name);
if (!entry) {
return false;
}
FileMap* entryMap = zip->createEntryFileMap(entry);
zip->releaseEntry(entry);
ALOGE_IF(!entryMap, "entryMap is null");
if (!entryMap) {
return false;
}
outString.setTo((char const*)entryMap->getDataPtr(), entryMap->getDataLength());
delete entryMap;
return true;
}
// The font image should be a 96x2 array of character images. The
// columns are the printable ASCII characters 0x20 - 0x7f. The
// top row is regular text; the bottom row is bold.
status_t BootAnimation::initFont(Font* font, const char* fallback) {
status_t status = NO_ERROR;
if (font->map != nullptr) {
glGenTextures(1, &font->texture.name);
glBindTexture(GL_TEXTURE_2D, font->texture.name);
status = initTexture(font->map, &font->texture.w, &font->texture.h);
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);
} else if (fallback != nullptr) {
status = initTexture(&font->texture, mAssets, fallback);
} else {
return NO_INIT;
}
if (status == NO_ERROR) {
font->char_width = font->texture.w / FONT_NUM_COLS;
font->char_height = font->texture.h / FONT_NUM_ROWS / 2; // There are bold and regular rows
}
return status;
}
void BootAnimation::drawText(const char* str, const Font& font, bool bold, int* x, int* y) {
glEnable(GL_BLEND); // Allow us to draw on top of the animation
glBindTexture(GL_TEXTURE_2D, font.texture.name);
const int len = strlen(str);
const int strWidth = font.char_width * len;
if (*x == TEXT_CENTER_VALUE) {
*x = (mWidth - strWidth) / 2;
} else if (*x < 0) {
*x = mWidth + *x - strWidth;
}
if (*y == TEXT_CENTER_VALUE) {
*y = (mHeight - font.char_height) / 2;
} else if (*y < 0) {
*y = mHeight + *y - font.char_height;
}
int cropRect[4] = { 0, 0, font.char_width, -font.char_height };
for (int i = 0; i < len; i++) {
char c = str[i];
if (c < FONT_BEGIN_CHAR || c > FONT_END_CHAR) {
c = '?';
}
// Crop the texture to only the pixels in the current glyph
const int charPos = (c - FONT_BEGIN_CHAR); // Position in the list of valid characters
const int row = charPos / FONT_NUM_COLS;
const int col = charPos % FONT_NUM_COLS;
cropRect[0] = col * font.char_width; // Left of column
cropRect[1] = row * font.char_height * 2; // Top of row
// Move down to bottom of regular (one char_heigh) or bold (two char_heigh) line
cropRect[1] += bold ? 2 * font.char_height : font.char_height;
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, cropRect);
glDrawTexiOES(*x, *y, 0, font.char_width, font.char_height);
*x += font.char_width;
}
glDisable(GL_BLEND); // Return to the animation's default behaviour
glBindTexture(GL_TEXTURE_2D, 0);
}
// We render 12 or 24 hour time.
void BootAnimation::drawClock(const Font& font, const int xPos, const int yPos) {
static constexpr char TIME_FORMAT_12[] = "%l:%M";
static constexpr char TIME_FORMAT_24[] = "%H:%M";
static constexpr int TIME_LENGTH = 6;
time_t rawtime;
time(&rawtime);
struct tm* timeInfo = localtime(&rawtime);
char timeBuff[TIME_LENGTH];
const char* timeFormat = mTimeFormat12Hour ? TIME_FORMAT_12 : TIME_FORMAT_24;
size_t length = strftime(timeBuff, TIME_LENGTH, timeFormat, timeInfo);
if (length != TIME_LENGTH - 1) {
ALOGE("Couldn't format time; abandoning boot animation clock");
mClockEnabled = false;
return;
}
char* out = timeBuff[0] == ' ' ? &timeBuff[1] : &timeBuff[0];
int x = xPos;
int y = yPos;
drawText(out, font, false, &x, &y);
}
bool BootAnimation::parseAnimationDesc(Animation& animation)
{
String8 desString;
if (!readFile(animation.zip, "desc.txt", desString)) {
return false;
}
char const* s = desString.string();
// Parse the description file
for (;;) {
const char* endl = strstr(s, "\n");
if (endl == NULL) break;
String8 line(s, endl - s);
const char* l = line.string();
int fps = 0;
int width = 0;
int height = 0;
int count = 0;
int pause = 0;
char path[ANIM_ENTRY_NAME_MAX];
char color[7] = "000000"; // default to black if unspecified
char clockPos1[TEXT_POS_LEN_MAX + 1] = "";
char clockPos2[TEXT_POS_LEN_MAX + 1] = "";
char pathType;
if (sscanf(l, "%d %d %d", &width, &height, &fps) == 3) {
// ALOGD("> 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 #%6s %16s %16s",
&pathType, &count, &pause, path, color, clockPos1, clockPos2) >= 4) {
//ALOGD("> type=%c, count=%d, pause=%d, path=%s, color=%s, clockPos1=%s, clockPos2=%s",
// pathType, count, pause, path, color, clockPos1, clockPos2);
Animation::Part part;
part.playUntilComplete = pathType == 'c';
part.count = count;
part.pause = pause;
part.path = path;
part.audioData = NULL;
part.animation = NULL;
if (!parseColor(color, part.backgroundColor)) {
ALOGE("> invalid color '#%s'", color);
part.backgroundColor[0] = 0.0f;
part.backgroundColor[1] = 0.0f;
part.backgroundColor[2] = 0.0f;
}
parsePosition(clockPos1, clockPos2, &part.clockPosX, &part.clockPosY);
animation.parts.add(part);
}
else if (strcmp(l, "$SYSTEM") == 0) {
// ALOGD("> SYSTEM");
Animation::Part part;
part.playUntilComplete = false;
part.count = 1;
part.pause = 0;
part.audioData = NULL;
part.animation = loadAnimation(String8(SYSTEM_BOOTANIMATION_FILE));
if (part.animation != NULL)
animation.parts.add(part);
}
s = ++endl;
}
return true;
}
bool BootAnimation::preloadZip(Animation& animation)
{
// read all the data structures
const size_t pcount = animation.parts.size();
void *cookie = NULL;
ZipFileRO* zip = animation.zip;
if (!zip->startIteration(&cookie)) {
return false;
}
ZipEntryRO entry;
char name[ANIM_ENTRY_NAME_MAX];
while ((entry = zip->nextEntry(cookie)) != NULL) {
const int foundEntryName = zip->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) {
if (entryName == CLOCK_FONT_ZIP_NAME) {
FileMap* map = zip->createEntryFileMap(entry);
if (map) {
animation.clockFont.map = map;
}
continue;
}
for (size_t j = 0; j < pcount; j++) {
if (path == animation.parts[j].path) {
uint16_t method;
// supports only stored png files
if (zip->getEntryInfo(entry, &method, NULL, NULL, NULL, NULL, NULL)) {
if (method == ZipFileRO::kCompressStored) {
FileMap* map = zip->createEntryFileMap(entry);
if (map) {
Animation::Part& part(animation.parts.editItemAt(j));
if (leaf == "audio.wav") {
// a part may have at most one audio file
part.audioData = (uint8_t *)map->getDataPtr();
part.audioLength = map->getDataLength();
} else if (leaf == "trim.txt") {
part.trimData.setTo((char const*)map->getDataPtr(),
map->getDataLength());
} else {
Animation::Frame frame;
frame.name = leaf;
frame.map = map;
frame.trimWidth = animation.width;
frame.trimHeight = animation.height;
frame.trimX = 0;
frame.trimY = 0;
part.frames.add(frame);
}
}
} else {
ALOGE("bootanimation.zip is compressed; must be only stored");
}
}
}
}
}
}
// If there is trimData present, override the positioning defaults.
for (Animation::Part& part : animation.parts) {
const char* trimDataStr = part.trimData.string();
for (size_t frameIdx = 0; frameIdx < part.frames.size(); frameIdx++) {
const char* endl = strstr(trimDataStr, "\n");
// No more trimData for this part.
if (endl == NULL) {
break;
}
String8 line(trimDataStr, endl - trimDataStr);
const char* lineStr = line.string();
trimDataStr = ++endl;
int width = 0, height = 0, x = 0, y = 0;
if (sscanf(lineStr, "%dx%d+%d+%d", &width, &height, &x, &y) == 4) {
Animation::Frame& frame(part.frames.editItemAt(frameIdx));
frame.trimWidth = width;
frame.trimHeight = height;
frame.trimX = x;
frame.trimY = y;
} else {
ALOGE("Error parsing trim.txt, line: %s", lineStr);
break;
}
}
}
mCallbacks->init(animation.parts);
zip->endIteration(cookie);
return true;
}
bool BootAnimation::movie()
{
Animation* animation = loadAnimation(mZipFileName);
if (animation == NULL)
return false;
bool anyPartHasClock = false;
for (size_t i=0; i < animation->parts.size(); i++) {
if(validClock(animation->parts[i])) {
anyPartHasClock = true;
break;
}
}
if (!anyPartHasClock) {
mClockEnabled = false;
}
// Check if npot textures are supported
mUseNpotTextures = false;
String8 gl_extensions;
const char* exts = reinterpret_cast<const char*>(glGetString(GL_EXTENSIONS));
if (!exts) {
glGetError();
} else {
gl_extensions.setTo(exts);
if ((gl_extensions.find("GL_ARB_texture_non_power_of_two") != -1) ||
(gl_extensions.find("GL_OES_texture_npot") != -1)) {
mUseNpotTextures = true;
}
}
// Blend required to draw time on top of animation frames.
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glShadeModel(GL_FLAT);
glDisable(GL_DITHER);
glDisable(GL_SCISSOR_TEST);
glDisable(GL_BLEND);
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);
bool clockFontInitialized = false;
if (mClockEnabled) {
clockFontInitialized =
(initFont(&animation->clockFont, CLOCK_FONT_ASSET) == NO_ERROR);
mClockEnabled = clockFontInitialized;
}
if (mClockEnabled && !updateIsTimeAccurate()) {
mTimeCheckThread = new TimeCheckThread(this);
mTimeCheckThread->run("BootAnimation::TimeCheckThread", PRIORITY_NORMAL);
}
playAnimation(*animation);
if (mTimeCheckThread != nullptr) {
mTimeCheckThread->requestExit();
mTimeCheckThread = nullptr;
}
releaseAnimation(animation);
if (clockFontInitialized) {
glDeleteTextures(1, &animation->clockFont.texture.name);
}
return false;
}
bool BootAnimation::playAnimation(const Animation& animation)
{
const size_t pcount = animation.parts.size();
nsecs_t frameDuration = s2ns(1) / animation.fps;
const int animationX = (mWidth - animation.width) / 2;
const int animationY = (mHeight - animation.height) / 2;
ALOGD("%sAnimationShownTiming start time: %" PRId64 "ms", mShuttingDown ? "Shutdown" : "Boot",
elapsedRealtime());
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);
// Handle animation package
if (part.animation != NULL) {
playAnimation(*part.animation);
if (exitPending())
break;
continue; //to next part
}
for (int r=0 ; !part.count || r<part.count ; r++) {
// Exit any non playuntil complete parts immediately
if(exitPending() && !part.playUntilComplete)
break;
mCallbacks->playPart(i, part, r);
glClearColor(
part.backgroundColor[0],
part.backgroundColor[1],
part.backgroundColor[2],
1.0f);
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);
}
int w, h;
initTexture(frame.map, &w, &h);
}
const int xc = animationX + frame.trimX;
const int yc = animationY + frame.trimY;
Region clearReg(Rect(mWidth, mHeight));
clearReg.subtractSelf(Rect(xc, yc, xc+frame.trimWidth, yc+frame.trimHeight));
if (!clearReg.isEmpty()) {
Region::const_iterator head(clearReg.begin());
Region::const_iterator tail(clearReg.end());
glEnable(GL_SCISSOR_TEST);
while (head != tail) {
const Rect& r2(*head++);
glScissor(r2.left, mHeight - r2.bottom, r2.width(), r2.height());
glClear(GL_COLOR_BUFFER_BIT);
}
glDisable(GL_SCISSOR_TEST);
}
// specify the y center as ceiling((mHeight - frame.trimHeight) / 2)
// which is equivalent to mHeight - (yc + frame.trimHeight)
glDrawTexiOES(xc, mHeight - (yc + frame.trimHeight),
0, frame.trimWidth, frame.trimHeight);
if (mClockEnabled && mTimeIsAccurate && validClock(part)) {
drawClock(animation.clockFont, part.clockPosX, part.clockPosY);
}
handleViewport(frameDuration);
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 && mCurrentInset >= mTargetInset)
break;
}
}
// Free textures created for looping parts now that the animation is done.
for (const Animation::Part& part : animation.parts) {
if (part.count != 1) {
const size_t fcount = part.frames.size();
for (size_t j = 0; j < fcount; j++) {
const Animation::Frame& frame(part.frames[j]);
glDeleteTextures(1, &frame.tid);
}
}
}
return true;
}
void BootAnimation::handleViewport(nsecs_t timestep) {
if (mShuttingDown || !mFlingerSurfaceControl || mTargetInset == 0) {
return;
}
if (mTargetInset < 0) {
// Poll the amount for the top display inset. This will return -1 until persistent properties
// have been loaded.
mTargetInset = android::base::GetIntProperty("persist.sys.displayinset.top",
-1 /* default */, -1 /* min */, mHeight / 2 /* max */);
}
if (mTargetInset <= 0) {
return;
}
if (mCurrentInset < mTargetInset) {
// After the device boots, the inset will effectively be cropped away. We animate this here.
float fraction = static_cast<float>(mCurrentInset) / mTargetInset;
int interpolatedInset = (cosf((fraction + 1) * M_PI) / 2.0f + 0.5f) * mTargetInset;
SurfaceComposerClient::Transaction()
.setCrop(mFlingerSurfaceControl, Rect(0, interpolatedInset, mWidth, mHeight))
.apply();
} else {
// At the end of the animation, we switch to the viewport that DisplayManager will apply
// later. This changes the coordinate system, and means we must move the surface up by
// the inset amount.
sp<IBinder> dtoken(SurfaceComposerClient::getBuiltInDisplay(
ISurfaceComposer::eDisplayIdMain));
Rect layerStackRect(0, 0, mWidth, mHeight - mTargetInset);
Rect displayRect(0, mTargetInset, mWidth, mHeight);
SurfaceComposerClient::Transaction t;
t.setPosition(mFlingerSurfaceControl, 0, -mTargetInset)
.setCrop(mFlingerSurfaceControl, Rect(0, mTargetInset, mWidth, mHeight));
t.setDisplayProjection(dtoken, 0 /* orientation */, layerStackRect, displayRect);
t.apply();
mTargetInset = mCurrentInset = 0;
}
int delta = timestep * mTargetInset / ms2ns(200);
mCurrentInset += delta;
}
void BootAnimation::releaseAnimation(Animation* animation) const
{
for (Vector<Animation::Part>::iterator it = animation->parts.begin(),
e = animation->parts.end(); it != e; ++it) {
if (it->animation)
releaseAnimation(it->animation);
}
if (animation->zip)
delete animation->zip;
delete animation;
}
BootAnimation::Animation* BootAnimation::loadAnimation(const String8& fn)
{
if (mLoadedFiles.indexOf(fn) >= 0) {
ALOGE("File \"%s\" is already loaded. Cyclic ref is not allowed",
fn.string());
return NULL;
}
ZipFileRO *zip = ZipFileRO::open(fn);
if (zip == NULL) {
ALOGE("Failed to open animation zip \"%s\": %s",
fn.string(), strerror(errno));
return NULL;
}
Animation *animation = new Animation;
animation->fileName = fn;
animation->zip = zip;
animation->clockFont.map = nullptr;
mLoadedFiles.add(animation->fileName);
parseAnimationDesc(*animation);
if (!preloadZip(*animation)) {
return NULL;
}
mLoadedFiles.remove(fn);
return animation;
}
bool BootAnimation::updateIsTimeAccurate() {
static constexpr long long MAX_TIME_IN_PAST = 60000LL * 60LL * 24LL * 30LL; // 30 days
static constexpr long long MAX_TIME_IN_FUTURE = 60000LL * 90LL; // 90 minutes
if (mTimeIsAccurate) {
return true;
}
if (mShuttingDown) return true;
struct stat statResult;
if(stat(TIME_FORMAT_12_HOUR_FLAG_FILE_PATH, &statResult) == 0) {
mTimeFormat12Hour = true;
}
if(stat(ACCURATE_TIME_FLAG_FILE_PATH, &statResult) == 0) {
mTimeIsAccurate = true;
return true;
}
FILE* file = fopen(LAST_TIME_CHANGED_FILE_PATH, "r");
if (file != NULL) {
long long lastChangedTime = 0;
fscanf(file, "%lld", &lastChangedTime);
fclose(file);
if (lastChangedTime > 0) {
struct timespec now;
clock_gettime(CLOCK_REALTIME, &now);
// Match the Java timestamp format
long long rtcNow = (now.tv_sec * 1000LL) + (now.tv_nsec / 1000000LL);
if (ACCURATE_TIME_EPOCH < rtcNow
&& lastChangedTime > (rtcNow - MAX_TIME_IN_PAST)
&& lastChangedTime < (rtcNow + MAX_TIME_IN_FUTURE)) {
mTimeIsAccurate = true;
}
}
}
return mTimeIsAccurate;
}
BootAnimation::TimeCheckThread::TimeCheckThread(BootAnimation* bootAnimation) : Thread(false),
mInotifyFd(-1), mSystemWd(-1), mTimeWd(-1), mBootAnimation(bootAnimation) {}
BootAnimation::TimeCheckThread::~TimeCheckThread() {
// mInotifyFd may be -1 but that's ok since we're not at risk of attempting to close a valid FD.
close(mInotifyFd);
}
bool BootAnimation::TimeCheckThread::threadLoop() {
bool shouldLoop = doThreadLoop() && !mBootAnimation->mTimeIsAccurate
&& mBootAnimation->mClockEnabled;
if (!shouldLoop) {
close(mInotifyFd);
mInotifyFd = -1;
}
return shouldLoop;
}
bool BootAnimation::TimeCheckThread::doThreadLoop() {
static constexpr int BUFF_LEN (10 * (sizeof(struct inotify_event) + NAME_MAX + 1));
// Poll instead of doing a blocking read so the Thread can exit if requested.
struct pollfd pfd = { mInotifyFd, POLLIN, 0 };
ssize_t pollResult = poll(&pfd, 1, 1000);
if (pollResult == 0) {
return true;
} else if (pollResult < 0) {
ALOGE("Could not poll inotify events");
return false;
}
char buff[BUFF_LEN] __attribute__ ((aligned(__alignof__(struct inotify_event))));;
ssize_t length = read(mInotifyFd, buff, BUFF_LEN);
if (length == 0) {
return true;
} else if (length < 0) {
ALOGE("Could not read inotify events");
return false;
}
const struct inotify_event *event;
for (char* ptr = buff; ptr < buff + length; ptr += sizeof(struct inotify_event) + event->len) {
event = (const struct inotify_event *) ptr;
if (event->wd == mSystemWd && strcmp(SYSTEM_TIME_DIR_NAME, event->name) == 0) {
addTimeDirWatch();
} else if (event->wd == mTimeWd && (strcmp(LAST_TIME_CHANGED_FILE_NAME, event->name) == 0
|| strcmp(ACCURATE_TIME_FLAG_FILE_NAME, event->name) == 0)) {
return !mBootAnimation->updateIsTimeAccurate();
}
}
return true;
}
void BootAnimation::TimeCheckThread::addTimeDirWatch() {
mTimeWd = inotify_add_watch(mInotifyFd, SYSTEM_TIME_DIR_PATH,
IN_CLOSE_WRITE | IN_MOVED_TO | IN_ATTRIB);
if (mTimeWd > 0) {
// No need to watch for the time directory to be created if it already exists
inotify_rm_watch(mInotifyFd, mSystemWd);
mSystemWd = -1;
}
}
status_t BootAnimation::TimeCheckThread::readyToRun() {
mInotifyFd = inotify_init();
if (mInotifyFd < 0) {
ALOGE("Could not initialize inotify fd");
return NO_INIT;
}
mSystemWd = inotify_add_watch(mInotifyFd, SYSTEM_DATA_DIR_PATH, IN_CREATE | IN_ATTRIB);
if (mSystemWd < 0) {
close(mInotifyFd);
mInotifyFd = -1;
ALOGE("Could not add watch for %s", SYSTEM_DATA_DIR_PATH);
return NO_INIT;
}
addTimeDirWatch();
if (mBootAnimation->updateIsTimeAccurate()) {
close(mInotifyFd);
mInotifyFd = -1;
return ALREADY_EXISTS;
}
return NO_ERROR;
}
// ---------------------------------------------------------------------------
}
; // namespace android