diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libcamera/media_device.cpp | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/libcamera/media_device.cpp b/src/libcamera/media_device.cpp index 75abd91d..353f34a8 100644 --- a/src/libcamera/media_device.cpp +++ b/src/libcamera/media_device.cpp @@ -794,7 +794,7 @@ void MediaDevice::fixupEntityFlags(struct media_v2_entity *entity) * low-level link setup as it performs no checks on the validity of the \a * flags, and assumes that the supplied \a flags are valid for the link (e.g. * immutable links cannot be disabled). -* + * * \sa MediaLink::setEnabled(bool enable) * * \return 0 on success or a negative error code otherwise @@ -829,4 +829,26 @@ int MediaDevice::setupLink(const MediaLink *link, unsigned int flags) return 0; } +/** + * \brief Identify all entities of a common function in the MediaDevice + * \param[in] function The entity function to search for + * + * Search all entities within the graph of the MediaDevice and return + * a vector of those which match the given function. + * + * \return A vector of matching entities + */ +std::vector<MediaEntity *> MediaDevice::locateEntities(unsigned int function) +{ + std::vector<MediaEntity *> found; + + /* Gather all the entities matching the function they expose. */ + for (MediaEntity *entity : entities()) { + if (entity->function() == function) + found.push_back(entity); + } + + return found; +} + } /* namespace libcamera */ |