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py: Use libcamera's Mutex classes

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Use libcamera's Mutex and MutexLocker instead of the std versions to get
thread safety annotations.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Tomi Valkeinen 2022-08-19 14:16:14 +03:00 • committed by Laurent Pinchart
parent dfa86000a6
commit de7f1aa591
2 changed files with 6 additions and 5 deletions
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4
src/py/libcamera/py_camera_manager.cpp
View file

@ -106,14 +106,14 @@ void PyCameraManager::readFd()
void PyCameraManager::pushRequest(Request *req)
{
std::lock_guard guard(completedRequestsMutex_);
MutexLocker guard(completedRequestsMutex_);
completedRequests_.push_back(req);
}
std::vector<Request *> PyCameraManager::getCompletedRequests()
{
std::vector<Request *> v;
std::lock_guard guard(completedRequestsMutex_);
MutexLocker guard(completedRequestsMutex_);
swap(v, completedRequests_);
return v;
}

7
src/py/libcamera/py_camera_manager.h
View file

@ -5,7 +5,7 @@
#pragma once
#include <mutex>
#include <libcamera/base/mutex.h>
#include <libcamera/libcamera.h>
@ -34,8 +34,9 @@ private:
std::unique_ptr<CameraManager> cameraManager_;
UniqueFD eventFd_;
std::mutex completedRequestsMutex_;
std::vector<Request *> completedRequests_;
libcamera::Mutex completedRequestsMutex_;
std::vector<Request *> completedRequests_
LIBCAMERA_TSA_GUARDED_BY(completedRequestsMutex_);
void writeFd();
void readFd();