libcamera/vivid.git - libcamera pipeline handler for VIVID

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path: root/src/lc-compliance/environment.h

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author	Kieran Bingham <kieran.bingham@ideasonboard.com>	2021-09-10 16:49:24 +0100
committer	Kieran Bingham <kieran.bingham@ideasonboard.com>	2021-09-14 12:47:53 +0100
commit	3bcb7a90c1b1404e51015bda9add4d2ba467c052 (patch)
tree	b1e332499eea157d9add3f9ab2e54bd22cc1ca67 /src/lc-compliance/environment.h
parent	84acaac8b73ad4740ce0eff45421241f88ea0c7c (diff)

ipa: ipu3: Clear incoming parameter use flags

The incoming params buffer may contain uninitialised data, or the parameters of previously queued frames. Clearing the entire buffer may be an expensive operation, and the kernel will only read from structures which have their associated use-flag set. It is the responsibility of the algorithms to set the use flags accordingly for any data structure they update during prepare(). Clear the use flags of the parameter buffer before passing the buffer to the algorithms during their prepare() operations. Reviewed-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> Tested-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

Diffstat (limited to 'src/lc-compliance/environment.h')

0 files changed, 0 insertions, 0 deletions

rnal/log.h" using namespace libcamera; LOG_DEFINE_CATEGORY(CameraMetadata) CameraMetadata::CameraMetadata() : metadata_(nullptr), valid_(false) { } CameraMetadata::CameraMetadata(size_t entryCapacity, size_t dataCapacity) { metadata_ = allocate_camera_metadata(entryCapacity, dataCapacity); valid_ = metadata_ != nullptr; } CameraMetadata::CameraMetadata(const camera_metadata_t *metadata) { metadata_ = clone_camera_metadata(metadata); valid_ = metadata_ != nullptr; } CameraMetadata::CameraMetadata(const CameraMetadata &other) : CameraMetadata(other.get()) { } CameraMetadata::~CameraMetadata() { if (metadata_) free_camera_metadata(metadata_); } CameraMetadata &CameraMetadata::operator=(const CameraMetadata &other) { if (this == &other) return *this; if (metadata_) free_camera_metadata(metadata_); metadata_ = clone_camera_metadata(other.get()); valid_ = metadata_ != nullptr; return *this; } bool CameraMetadata::getEntry(uint32_t tag, camera_metadata_ro_entry_t *entry) const { if (find_camera_metadata_ro_entry(metadata_, tag, entry)) return false; return true; } bool CameraMetadata::addEntry(uint32_t tag, const void *data, size_t count) { if (!valid_) return false; if (!add_camera_metadata_entry(metadata_, tag, data, count)) return true; const char *name = get_camera_metadata_tag_name(tag); if (name) LOG(CameraMetadata, Error) << "Failed to add tag " << name; else LOG(CameraMetadata, Error) << "Failed to add unknown tag " << tag; valid_ = false; return false; } bool CameraMetadata::updateEntry(uint32_t tag, const void *data, size_t count) { if (!valid_) return false; camera_metadata_entry_t entry; int ret = find_camera_metadata_entry(metadata_, tag, &entry); if (ret) { const char *name = get_camera_metadata_tag_name(tag); LOG(CameraMetadata, Error) << "Failed to update tag " << (name ? name : "<unknown>") << ": not present"; return false; } ret = update_camera_metadata_entry(metadata_, entry.index, data, count, nullptr); if (ret) { const char *name = get_camera_metadata_tag_name(tag); LOG(CameraMetadata, Error) << "Failed to update tag " << (name ? name : "<unknown>"); return false; } return true; } camera_metadata_t *CameraMetadata::get() { return valid_ ? metadata_ : nullptr; } const camera_metadata_t *CameraMetadata::get() const { return valid_ ? metadata_ : nullptr; }