NekoCWD/libcamera
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libcamera: object: Use bound method activePack() for invokeMethod()

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The BoundMethodBase::activatePack() and the internal
Object::invokeMethod() are duplicate implementation of the same
mechanism. Use the former to replace the latter.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
This commit is contained in:
Laurent Pinchart 2019-10-28 05:44:14 +02:00
parent 8524e62611
commit 06008b9156
4 changed files with 9 additions and 16 deletions
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4
include/libcamera/bound_method.h
View file

@ -37,7 +37,7 @@ public:
Object *object() const { return object_; }
ConnectionType connectionType() const { return connectionType_; }
void activatePack(void *pack);
void activatePack(void *pack, bool deleteMethod);
virtual void invokePack(void *pack) = 0;
protected:
@ -109,7 +109,7 @@ public:
void activate(Args... args)
{
if (this->object_)
BoundMethodBase::activatePack(new PackType{ args... });
BoundMethodBase::activatePack(new PackType{ args... }, false);
else
(static_cast<T *>(this->obj_)->*func_)(args...);
}

8
include/libcamera/object.h
View file

@ -33,10 +33,12 @@ public:
void invokeMethod(void (T::*func)(Args...), Args... args)
{
T *obj = static_cast<T *>(this);
BoundMethodBase *method = new BoundMemberMethod<T, Args...>(obj, this, func);
BoundMethodBase *method =
new BoundMemberMethod<T, Args...>(obj, this, func,
ConnectionTypeQueued);
void *pack = new typename BoundMemberMethod<T, Args...>::PackType{ args... };
invokeMethod(method, pack);
method->activatePack(pack, true);
}
Thread *thread() const { return thread_; }
@ -53,8 +55,6 @@ private:
friend class BoundMethodBase;
friend class Thread;
void invokeMethod(BoundMethodBase *method, void *pack);
void notifyThreadMove();
void connect(SignalBase *signal);

6
src/libcamera/bound_method.cpp
View file

@ -48,7 +48,7 @@ namespace libcamera {
* deadlock will occur.
*/
void BoundMethodBase::activatePack(void *pack)
void BoundMethodBase::activatePack(void *pack, bool deleteMethod)
{
ConnectionType type = connectionType_;
if (type == ConnectionTypeAuto) {
@ -66,7 +66,7 @@ void BoundMethodBase::activatePack(void *pack)
case ConnectionTypeQueued: {
std::unique_ptr<Message> msg =
utils::make_unique<InvokeMessage>(this, pack);
utils::make_unique<InvokeMessage>(this, pack, nullptr, deleteMethod);
object_->postMessage(std::move(msg));
break;
}
@ -75,7 +75,7 @@ void BoundMethodBase::activatePack(void *pack)
Semaphore semaphore;
std::unique_ptr<Message> msg =
utils::make_unique<InvokeMessage>(this, pack, &semaphore);
utils::make_unique<InvokeMessage>(this, pack, &semaphore, deleteMethod);
object_->postMessage(std::move(msg));
semaphore.acquire();

7
src/libcamera/object.cpp
View file

@ -153,13 +153,6 @@ void Object::message(Message *msg)
* remains valid until the method is invoked.
*/
void Object::invokeMethod(BoundMethodBase *method, void *args)
{
std::unique_ptr<Message> msg =
utils::make_unique<InvokeMessage>(method, args, nullptr, true);
postMessage(std::move(msg));
}
/**
* \fn Object::thread()
* \brief Retrieve the thread the object is bound to