diff --git a/include/libcamera/internal/v4l2_subdevice.h b/include/libcamera/internal/v4l2_subdevice.h index c1cde1df..c37a82af 100644 --- a/include/libcamera/internal/v4l2_subdevice.h +++ b/include/libcamera/internal/v4l2_subdevice.h @@ -18,6 +18,7 @@ #include #include +#include #include #include @@ -163,6 +164,8 @@ public: static std::unique_ptr fromEntityName(const MediaDevice *media, const std::string &entity); + static std::unique_ptr + fromEntityName(const MediaDevice *media, const std::regex &entity); protected: std::string logPrefix() const override; diff --git a/src/libcamera/v4l2_subdevice.cpp b/src/libcamera/v4l2_subdevice.cpp index b75edffe..19942460 100644 --- a/src/libcamera/v4l2_subdevice.cpp +++ b/src/libcamera/v4l2_subdevice.cpp @@ -1748,7 +1748,6 @@ const std::string &V4L2Subdevice::model() * \a media * \param[in] media The media device where the entity is registered * \param[in] entity The media entity name - * * \return A newly created V4L2Subdevice on success, nullptr otherwise */ std::unique_ptr @@ -1762,6 +1761,24 @@ V4L2Subdevice::fromEntityName(const MediaDevice *media, return std::make_unique(mediaEntity); } +/** + * \brief Create a new video subdevice instance from an entity in media device + * \a media + * \param[in] media The media device where the entity is registered + * \param[in] entity A regex that will match the media entity's name + * \return A newly created V4L2Subdevice on success, nullptr otherwise + */ +std::unique_ptr +V4L2Subdevice::fromEntityName(const MediaDevice *media, + const std::regex &entity) +{ + MediaEntity *mediaEntity = media->getEntityByName(entity); + if (!mediaEntity) + return nullptr; + + return std::make_unique(mediaEntity); +} + std::string V4L2Subdevice::logPrefix() const { return "'" + entity_->name() + "'";