aboutsummaryrefslogtreecommitdiffstats
path: root/src/libcamera
diff options
context:
space:
mode:
authorChristian Rauch via libcamera-devel <libcamera-devel@lists.libcamera.org>2022-08-16 20:38:25 +0200
committerJacopo Mondi <jacopo@jmondi.org>2022-08-25 14:03:22 +0200
commit45c198da638d603c1a0cac216633933abfbb4153 (patch)
treec58da0834d7e772961dd9e116f93b05ccebc8d86 /src/libcamera
parent868ab2287da2def1cc6414c27d9e26fd1547f353 (diff)
libcamera: Use const reference for range loops
Use a const reference in range-based for loops to avoid copies of the loop elements. While at it, change looping over controls in PipelineHandlerUVC::processControls to use structured bindings. Signed-off-by: Christian Rauch <Rauch.Christian@gmx.de> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'src/libcamera')
-rw-r--r--src/libcamera/camera_manager.cpp2
-rw-r--r--src/libcamera/device_enumerator.cpp2
-rw-r--r--src/libcamera/pipeline/uvcvideo/uvcvideo.cpp6
-rw-r--r--src/libcamera/pipeline/vimc/vimc.cpp2
-rw-r--r--src/libcamera/pipeline_handler.cpp2
5 files changed, 5 insertions, 9 deletions
diff --git a/src/libcamera/camera_manager.cpp b/src/libcamera/camera_manager.cpp
index 70d73822..7ff4bc6f 100644
--- a/src/libcamera/camera_manager.cpp
+++ b/src/libcamera/camera_manager.cpp
@@ -189,7 +189,7 @@ void CameraManager::Private::addCamera(std::shared_ptr<Camera> camera,
{
MutexLocker locker(mutex_);
- for (std::shared_ptr<Camera> c : cameras_) {
+ for (const std::shared_ptr<Camera> &c : cameras_) {
if (c->id() == camera->id()) {
LOG(Camera, Fatal)
<< "Trying to register a camera with a duplicated ID '"
diff --git a/src/libcamera/device_enumerator.cpp b/src/libcamera/device_enumerator.cpp
index d1258050..f2e055de 100644
--- a/src/libcamera/device_enumerator.cpp
+++ b/src/libcamera/device_enumerator.cpp
@@ -161,7 +161,7 @@ std::unique_ptr<DeviceEnumerator> DeviceEnumerator::create()
DeviceEnumerator::~DeviceEnumerator()
{
- for (std::shared_ptr<MediaDevice> media : devices_) {
+ for (const std::shared_ptr<MediaDevice> &media : devices_) {
if (media->busy())
LOG(DeviceEnumerator, Error)
<< "Removing media device " << media->deviceNode()
diff --git a/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp
index fbe02cdc..9cbf126a 100644
--- a/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp
+++ b/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp
@@ -340,12 +340,8 @@ int PipelineHandlerUVC::processControls(UVCCameraData *data, Request *request)
{
ControlList controls(data->video_->controls());
- for (auto it : request->controls()) {
- unsigned int id = it.first;
- ControlValue &value = it.second;
-
+ for (const auto &[id, value] : request->controls())
processControl(&controls, id, value);
- }
for (const auto &ctrl : controls)
LOG(UVC, Debug)
diff --git a/src/libcamera/pipeline/vimc/vimc.cpp b/src/libcamera/pipeline/vimc/vimc.cpp
index 153cf849..d2f2e460 100644
--- a/src/libcamera/pipeline/vimc/vimc.cpp
+++ b/src/libcamera/pipeline/vimc/vimc.cpp
@@ -378,7 +378,7 @@ int PipelineHandlerVimc::processControls(VimcCameraData *data, Request *request)
{
ControlList controls(data->sensor_->controls());
- for (auto it : request->controls()) {
+ for (const auto &it : request->controls()) {
unsigned int id = it.first;
unsigned int offset;
uint32_t cid;
diff --git a/src/libcamera/pipeline_handler.cpp b/src/libcamera/pipeline_handler.cpp
index 7d2d00ef..e5cb751c 100644
--- a/src/libcamera/pipeline_handler.cpp
+++ b/src/libcamera/pipeline_handler.cpp
@@ -616,7 +616,7 @@ void PipelineHandler::disconnect()
*/
std::vector<std::weak_ptr<Camera>> cameras{ std::move(cameras_) };
- for (std::weak_ptr<Camera> ptr : cameras) {
+ for (const std::weak_ptr<Camera> &ptr : cameras) {
std::shared_ptr<Camera> camera = ptr.lock();
if (!camera)
continue;

Privacy Policy