diff options
Diffstat (limited to 'src/libcamera/ipa_manager.cpp')
| -rw-r--r-- | src/libcamera/ipa_manager.cpp | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/src/libcamera/ipa_manager.cpp b/src/libcamera/ipa_manager.cpp index 505cf610..e7fddf42 100644 --- a/src/libcamera/ipa_manager.cpp +++ b/src/libcamera/ipa_manager.cpp @@ -93,8 +93,21 @@ LOG_DEFINE_CATEGORY(IPAManager) * plain C API, or to transmit the data to the isolated process through IPC. */ +IPAManager *IPAManager::self_ = nullptr; + +/** + * \brief Construct an IPAManager instance + * + * The IPAManager class is meant to only be instantiated once, by the + * CameraManager. Pipeline handlers shall use the instance() function to access + * the IPAManager instance. + */ IPAManager::IPAManager() { + if (self_) + LOG(IPAManager, Fatal) + << "Multiple IPAManager objects are not allowed"; + unsigned int ipaCount = 0; /* User-specified paths take precedence. */ @@ -134,27 +147,29 @@ IPAManager::IPAManager() if (!ipaCount) LOG(IPAManager, Warning) << "No IPA found in '" IPA_MODULE_DIR "'"; + + self_ = this; } IPAManager::~IPAManager() { for (IPAModule *module : modules_) delete module; + + self_ = nullptr; } /** * \brief Retrieve the IPA manager instance * - * The IPAManager is a singleton and can't be constructed manually. This - * function shall instead be used to retrieve the single global instance of the - * manager. + * The IPAManager is constructed by the CameraManager. This function shall be + * used to retrieve the single instance of the manager. * * \return The IPA manager instance */ IPAManager *IPAManager::instance() { - static IPAManager ipaManager; - return &ipaManager; + return self_; } /** |