/* static */ bool FFVPXRuntimeLinker::Init() { if (sLinkStatus) { return sLinkStatus == LinkStatus_SUCCEEDED; } MOZ_ASSERT(NS_IsMainThread()); sLinkStatus = LinkStatus_FAILED; // We retrieve the path of the lgpllibs library as this is where mozavcodec // and mozavutil libs are located. PathString lgpllibsname = GetLibraryName(nullptr, "lgpllibs"); if (lgpllibsname.IsEmpty()) { return false; } PathString path = GetLibraryFilePathname(lgpllibsname.get(), (PRFuncPtr)&soundtouch::SoundTouch::getVersionId); if (path.IsEmpty()) { return false; } RefPtr<nsLocalFile> xulFile = new nsLocalFile(path); if (xulFile->NativePath().IsEmpty()) { return false; } nsCOMPtr<nsIFile> rootDir; if (NS_FAILED(xulFile->GetParent(getter_AddRefs(rootDir))) || !rootDir) { return false; } PathString rootPath = rootDir->NativePath(); /* Get the platform-dependent library name of the module */ PathString libname = GetLibraryName(rootPath.get(), "mozavutil"); if (libname.IsEmpty()) { return false; } RefPtr<nsLocalFile> libFile = new nsLocalFile(libname); if (libFile->NativePath().IsEmpty()) { return false; } sFFVPXLib.mAVUtilLib = MozAVLink(libFile); libname = GetLibraryName(rootPath.get(), "mozavcodec"); if (!libname.IsEmpty()) { libFile = new nsLocalFile(libname); if (!libFile->NativePath().IsEmpty()) { sFFVPXLib.mAVCodecLib = MozAVLink(libFile); } } if (sFFVPXLib.Link() == FFmpegLibWrapper::LinkResult::Success) { sLinkStatus = LinkStatus_SUCCEEDED; return true; } return false; }
static PRLibrary* MozAVLink(nsIFile* aFile) { PRLibSpec lspec; PathString path = aFile->NativePath(); #ifdef XP_WIN lspec.type = PR_LibSpec_PathnameU; lspec.value.pathname_u = path.get(); #else lspec.type = PR_LibSpec_Pathname; lspec.value.pathname = path.get(); #endif #ifdef MOZ_WIDGET_ANDROID PRLibrary* lib = PR_LoadLibraryWithFlags(lspec, PR_LD_NOW | PR_LD_GLOBAL); #else PRLibrary* lib = PR_LoadLibraryWithFlags(lspec, PR_LD_NOW | PR_LD_LOCAL); #endif if (!lib) { FFMPEG_LOG("unable to load library %s", aFile->HumanReadablePath().get()); } return lib; }