鸿蒙OS 开机动画流程

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开机动画的启动与竣事

foundation\graphic\graphic_2d\graphic.cfg
  1. "services" : [{
  2.         "name" : "render_service",
  3.         "path" : ["/system/bin/render_service"],
  4.         "critical" : [0, 5, 60],
  5.         "importance" : -20,
  6.         "uid" : "graphics",
  7.         "gid" : ["system", "tp_host"],
  8.         "caps" : ["SYS_NICE"],
  9.         "permission" : [
  10.             "ohos.permission.REPORT_RESOURCE_SCHEDULE_EVENT"
  11.         ],
  12.         "secon" : "u:r:render_service:s0",
  13.         "jobs" : {
  14.             "on-restart" : "services:restartrender_service"
  15.         },
  16.         "once" : 0
  17.     }, {
  18.         "name" : "bootanimation",
  19.         "path" : ["/system/bin/bootanimation"],
  20.         "bootevents": [
  21.             "bootevent.bootanimation.started",
  22.             "bootevent.bootanimation.finished"
  23.         ],
  24.         "importance" : -20,
  25.         "once" : 1,
  26.         "uid" : "graphics",
  27.         "gid" : ["graphics"],
  28.         "secon" : "u:r:bootanimation:s0"
  29.     }
  30. ]
复制代码
foundation\graphic\graphic_2d\frameworks\bootanimation\src\main.cpp
  1. int main(int argc, const char *argv[])
  2. {
  3.     LOGI("main enter");
  4.     //等待renderService的初始化
  5.     WaitRenderServiceInit();
  7.     Rosen::RSInterfaces& interface = Rosen::RSInterfaces::GetInstance();
  8.     Rosen::ScreenId defaultId = interface.GetDefaultScreenId();
  9.     if (defaultId == Rosen::INVALID_SCREEN_ID) {
  10.         LOGE("invalid default screen id, return");
  11.         return 0;
  12.     }
  13.     //获取屏的宽高
  14.     Rosen::RSScreenModeInfo modeinfo = interface.GetScreenActiveMode(defaultId);
  15.     int screenWidth = modeinfo.GetScreenWidth();
  16.     int screenHeight = modeinfo.GetScreenHeight();
  18.     //运行动画
  19.     BootAnimation bootAnimation;
  20.     bootAnimation.Run(defaultId, screenWidth, screenHeight);
  22.     LOGI("main exit");
  23.     return 0;
  24. }
复制代码
foundation\graphic\graphic_2d\frameworks\bootanimation\src\boot_animation.cpp
  1. void BootAnimation::Run(Rosen::ScreenId id, int screenWidth, int screenHeight)
  2. {
  3.     LOGI("Run enter");
  4.     //解析配置的json文件
  5.     animationConfig_.ParserCustomCfgFile();
  6.     Rosen::RSInterfaces& interface = Rosen::RSInterfaces::GetInstance();
  7.     //根据配置的json文件中是否配置了其他的屏，获取对应宽高
  8.     if (animationConfig_.GetRotateScreenId() >= 0) {
  9.         id = interface.GetActiveScreenId();
  10.         LOGI("GetActiveScreenId: " BPUBU64 "", id);
  11.         Rosen::RSScreenModeInfo modeinfo = interface.GetScreenActiveMode(id);
  12.         screenWidth = modeinfo.GetScreenWidth();
  13.         screenHeight = modeinfo.GetScreenHeight();
  14.         LOGI("screenWidth: %{public}d, screenHeight: %{public}d", screenWidth, screenHeight);
  15.         if (id > 0) {
  16.             LOGI("SetScreenPowerStatus POWER_STATUS_OFF_FAKE: 0");
  17.             interface.SetScreenPowerStatus(0, Rosen::ScreenPowerStatus::POWER_STATUS_OFF_FAKE);
  18.             LOGI("SetScreenPowerStatus POWER_STATUS_ON: " BPUBU64 "", id);
  19.             interface.SetScreenPowerStatus(id, Rosen::ScreenPowerStatus::POWER_STATUS_ON);
  20.         }
  21.     } else if (interface.GetScreenPowerStatus(id) != Rosen::ScreenPowerStatus::POWER_STATUS_ON) {
  22.         //设置屏幕状态为点亮状态
  23.         interface.SetScreenPowerStatus(id, Rosen::ScreenPowerStatus::POWER_STATUS_ON);
  24.     }
  26.     //异步处理init,playvideo,playsound
  27.     runner_ = AppExecFwk::EventRunner::Create(false);
  28.     mainHandler_ = std::make_shared<AppExecFwk::EventHandler>(runner_);
  29.     mainHandler_->PostTask(std::bind(&BootAnimation::Init, this, id, screenWidth, screenHeight));
  30.     LOGI("PostTask Init");
  31. #ifdef PLAYER_FRAMEWORK_ENABLE
  32.     //根据配置设置是否支持开机视频
  33.     if (animationConfig_.IsBootVideoEnabled()) {
  34.         mainHandler_->PostTask(std::bind(&BootAnimation::PlayVideo, this));
  35.         LOGI("PostTask PlayVideo");
  36.     } else {
  37.         mainHandler_->PostTask(std::bind(&BootAnimation::PlaySound, this));
  38.         LOGI("PostTask PlaySound");
  39.     }
  40. #else
  41.     LOGI("player_framework part is not enabled.");
  42. #endif
  43.     runner_->Run();
  44. }
  46. ......
  48. void BootAnimation::Init(Rosen::ScreenId defaultId, int32_t width, int32_t height)
  49. {
  50.     defaultId_ = defaultId;
  51.     windowWidth_ = width;
  52.     windowHeight_ = height;
  53.     LOGI("Init enter, width: %{public}d, height: %{public}d", width, height);
  55.     //计算中心点坐标
  56.     InitPicCoordinates();
  57.     //配置RSDisplayNodeConfig的displayOffset,frame,bounds等参数
  58.     InitRsDisplayNode();
  59.     //配置RSSurfaceNodeConfig的PositionZ,FrameGravity,BackgroundColor,bounds等参数
  60.     InitRsSurfaceNode();
  61. #ifdef PLAYER_FRAMEWORK_ENABLE
  62.     //根据配置设置是否支持开机视频
  63.     if (animationConfig_.IsBootVideoEnabled()) {
  64.         LOGI("Init end");
  65.         return;
  66.     }
  67. #endif
  68.     //使用序列帧动画播放
  69.     LOGI("Playing boot animation using sequence frames.");
  70.     //投票bootevent.bootanimation.started 为true
  71.     system::SetParameter("bootevent.bootanimation.started", "true");
  72.     auto& rsClient = OHOS::Rosen::RSInterfaces::GetInstance();
  73.     while (receiver_ == nullptr) {
  74.         //获取VSyncReceiver的代理端，用于显示
  75.         receiver_ = rsClient.CreateVSyncReceiver("BootAnimation", mainHandler_);
  76.     }
  77.     VsyncError ret = receiver_->Init();
  78.     if (ret) {
  79.         LOGE("vsync receiver init failed: %{public}d", ret);
  80.         PostTask(std::bind(&AppExecFwk::EventRunner::Stop, runner_));
  81.         return;
  82.     }
  83.     //初始化renderSurface
  84.     InitRsSurface();
  85.     ROSEN_TRACE_BEGIN(HITRACE_TAG_GRAPHIC_AGP, "BootAnimation::preload");
  86.     //通过读取配置的图片动画，获取对应的大小
  87.     if (animationConfig_.ReadPicZipFile(imageVector_, freq_)) {
  88.         imgVecSize_ = imageVector_.size();
  89.     } else {
  90.         LOGE("Read PicZipFile failed");
  91.         PostTask(std::bind(&AppExecFwk::EventRunner::Stop, runner_));
  92.         return;
  93.     }
  94.     ROSEN_TRACE_END(HITRACE_TAG_GRAPHIC_AGP);
  96.     OHOS::Rosen::VSyncReceiver::FrameCallback fcb = {
  97.         .userData_ = this,
  98.         //显示回调
  99.         .callback_ = std::bind(&BootAnimation::OnVsync, this),
  100.     };
  101.     //开机动画的送显帧率
  102.     int32_t changefreq = static_cast<int32_t>((1000.0 / freq_) / 16);
  103.     ret = receiver_->SetVSyncRate(fcb, changefreq);
  104.     if (ret) {
  105.         PostTask(std::bind(&AppExecFwk::EventRunner::Stop, runner_));
  106.         LOGE("SetVSyncRate failed: %{public}d %{public}d %{public}d", ret, freq_, changefreq);
  107.         return;
  108.     } else {
  109.         LOGI("SetVSyncRate success: %{public}d %{public}d", freq_, changefreq);
  110.     }
  111. }
  113. ......
  115. void BootAnimation::OnVsync()
  116. {
  117.     //绘制
  118.     PostTask(std::bind(&BootAnimation::Draw, this));
  119. }
  121. ......
  123. void BootAnimation::Draw()
  124. {
  125.     if (picCurNo_ < (imgVecSize_ - 1)) {
  126.         picCurNo_ = picCurNo_ + 1;
  127.     } else {
  128.         //开机动画播放完成退出
  129.         CheckExitAnimation();
  130.         return;
  131.     }
  132.     ROSEN_TRACE_BEGIN(HITRACE_TAG_GRAPHIC_AGP, "BootAnimation::Draw RequestFrame");
  133.     auto frame = rsSurface_->RequestFrame(windowWidth_, windowHeight_);
  134.     if (frame == nullptr) {
  135.         LOGE("Draw frame is nullptr");
  136.         return;
  137.     }
  138.     ROSEN_TRACE_END(HITRACE_TAG_GRAPHIC_AGP);
  139. #ifdef NEW_RENDER_CONTEXT
  140.     if (rsSurface_ == nullptr) {
  141.         LOGE("rsSurface is nullptr");
  142.         return;
  143.     }
  144.     auto canvas = rsSurface_->GetCanvas();
  145.     //开始绘制
  146.     OnDraw(canvas, picCurNo_);
  147.     ROSEN_TRACE_BEGIN(HITRACE_TAG_GRAPHIC_AGP, "BootAnimation::Draw FlushFrame");
  148.     rsSurface_->FlushFrame();
  149.     ROSEN_TRACE_END(HITRACE_TAG_GRAPHIC_AGP);
  150. #else
  151.     framePtr_ = std::move(frame);
  152.     auto canvas = framePtr_->GetCanvas();
  153.     OnDraw(canvas, picCurNo_);
  154.     ROSEN_TRACE_BEGIN(HITRACE_TAG_GRAPHIC_AGP, "BootAnimation::Draw FlushFrame");
  155.     rsSurface_->FlushFrame(framePtr_);
  156.     ROSEN_TRACE_END(HITRACE_TAG_GRAPHIC_AGP);
  157. #endif
  158. }
  160. .....
  162. void BootAnimation::OnDraw(SkCanvas* canvas, int32_t curNo)
  163. {
  164.     if (canvas == nullptr) {
  165.         LOGE("OnDraw canvas is nullptr");
  166.         return;
  167.     }
  168.     if (curNo > (imgVecSize_ - 1) || curNo < 0) {
  169.         return;
  170.     }
  171.     std::shared_ptr<ImageStruct> imgstruct = imageVector_[curNo];
  172.     sk_sp<SkImage> image = imgstruct->imageData;
  174.     ROSEN_TRACE_BEGIN(HITRACE_TAG_GRAPHIC_AGP, "BootAnimation::OnDraw in drawRect");
  175.     SkPaint backPaint;
  176.     backPaint.setColor(SK_ColorBLACK);
  177.     canvas->drawRect(SkRect::MakeXYWH(0.0, 0.0, windowWidth_, windowHeight_), backPaint);
  178.     ROSEN_TRACE_END(HITRACE_TAG_GRAPHIC_AGP);
  179.     ROSEN_TRACE_BEGIN(HITRACE_TAG_GRAPHIC_AGP, "BootAnimation::OnDraw in drawImageRect");
  180.     SkPaint paint;
  181.     SkRect rect;
  182.     rect.setXYWH(pointX_, pointY_, realWidth_, realHeight_);
  183.     canvas->drawImageRect(image.get(), rect, SkSamplingOptions(), &paint);
  184.     ROSEN_TRACE_END(HITRACE_TAG_GRAPHIC_AGP);
  185. }
  187. ......
  189. bool BootAnimation::CheckExitAnimation()
  190. {
  191.     if (!isAnimationEnd_) {
  192.         LOGI("Boot animation is end");
  193.         //投票
  194.         system::SetParameter("bootevent.bootanimation.finished", "true");
  195.         isAnimationEnd_ = true;
  196.     }
  197.     //检查所有的投票事件是否都已经完成
  198.     std::string bootEventCompleted = system::GetParameter("bootevent.boot.completed", "false");
  199.     if (bootEventCompleted == "true") {
  200.         mainHandler_->PostTask(std::bind(&AppExecFwk::EventRunner::Stop, runner_));
  201.         LOGI("Read bootevent.boot.completed is true");
  202.         return true;
  203.     }
  204.     return false;
  205. }
  207. #ifdef PLAYER_FRAMEWORK_ENABLE
  208. void BootAnimation::PlaySound()
  209. {
  210.     LOGI("PlaySound start");
  211.     bool bootSoundEnabled = BootAnimationUtils::GetBootAnimationSoundEnabled();
  212.     if (bootSoundEnabled == true) {
  213.         LOGI("PlaySound read bootSoundEnabled is true");
  214.         if (soundPlayer_ == nullptr) {
  215.             soundPlayer_ = Media::PlayerFactory::CreatePlayer();
  216.         }
  217.         std::string uri = animationConfig_.GetSoundUrl();
  218.         soundPlayer_->SetSource(uri);
  219.         soundPlayer_->SetLooping(false);
  220.         soundPlayer_->PrepareAsync();
  221.         soundPlayer_->Play();
  222.     }
  223.     LOGI("PlaySound end");
  224. }
  225. #endif
  227. #ifdef PLAYER_FRAMEWORK_ENABLE
  228. void BootAnimation::PlayVideo()
  229. {
  230.     LOGI("PlayVideo start w:%{public}d h:%{public}d", windowWidth_, windowHeight_);
  231.     if (!animationConfig_.IsBootVideoEnabled()) {
  232.         return;
  233.     }
  234.     fcb_ = {
  235.         .userData_ = this,
  236.         .callback_ = std::bind(&BootAnimation::CloseVideoPlayer, this),
  237.     };
  238.     LOGI("PlayVideo setVideo screenId:%{public}d", (int32_t)defaultId_);
  239.     bootVideoPlayer_ = std::make_shared<BootVideoPlayer>();
  240.     bootVideoPlayer_->SetVideoPath(
  241.         defaultId_ == 0 ? animationConfig_.GetBootVideoPath() : animationConfig_.GetBootExtraVideoPath());
  242.     bootVideoPlayer_->SetPlayerSurface(rsSurfaceNode_ ? rsSurfaceNode_->GetSurface() : nullptr);
  243.     bootVideoPlayer_->SetCallback(&fcb_);
  244.     if (!bootVideoPlayer_->PlayVideo()) {
  245.         LOGE("Play video failed.");
  246.         CloseVideoPlayer();
  247.     }
  248. }
  249. #endif
复制代码
foundation\graphic\graphic_2d\frameworks\bootanimation\src\boot_animationconfig.cpp
  1. void BootAnimationConfig::ParserCustomCfgFile()
  2. {
  3.     //读取对应的开机播放的图片动画，视频，音频
  4.     std::string file = GetCustomCfgFile();
  5.     if (!file.empty()) {
  6.         //解析出对应的文件地址
  7.         ReadCustomBootConfig(file, custConfig_);
  8.         //根据配置设置是否支持开机视频
  9.         CheckBootVideoEnabled();
  10.     }
  11. }
  13. ......
  15. std::string BootAnimationConfig::GetCustomCfgFile()
  16. {
  17.     std::string ret = "";
  18.     char buf[MAX_PATH_LEN] = {0};
  19.     //获取文件etc/bootanimation/bootanimation_custom_config.json
  20.     char *pfile = GetOneCfgFile(BOOT_CUSTOM_PATHSUFFIX.c_str(), buf, MAX_PATH_LEN);
  21.     if (pfile != nullptr) {
  22.         LOGI("get one filePath:%{public}s", pfile);
  23.         return pfile;
  24.     } else {
  25.         LOGI("not find %{public}s", BOOT_CUSTOM_PATHSUFFIX.c_str());
  26.     }
  27.     return ret;
  28. }
复制代码
bootanimation_custom_config.json文件如下
设置了对应的开机播放的图片动画，视频，音频
  1. {
  2.         "cust.bootanimation.pics": "/sys_prod/etc/bootanimation/cust_bootpic.zip",
  3.         "cust.bootanimation.sounds": "/sys_prod/etc/bootanimation/cust_bootsound.wav",
  4.         "cust.bootanimation.video": "/sys_prod/etc/bootanimation/cust_bootvideo.mp4"
  5. }
复制代码
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