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#include "camera.hpp"
#include <algorithm>
#include <utility>
#include <QMutex>
static std::vector<std::unique_ptr<video::impl::camera_>> metadata;
static QMutex mtx;
namespace video::impl {
camera_::camera_() = default;
camera_::~camera_() = default;
camera::camera() = default;
camera::~camera() = default;
void register_camera(std::unique_ptr<impl::camera_> camera)
{
QMutexLocker l(&mtx);
metadata.push_back(std::move(camera));
}
} // ns video::impl
namespace video {
bool show_dialog(const QString& camera_name)
{
QMutexLocker l(&mtx);
for (auto& camera : metadata)
for (const QString& name : camera->camera_names())
if (name == camera_name)
return camera->show_dialog(camera_name);
return false;
}
std::unique_ptr<camera_impl> make_camera_(const QString& name)
{
QMutexLocker l(&mtx);
for (auto& camera : metadata)
for (const QString& name_ : camera->camera_names())
if (name_ == name)
return camera->make_camera(name_);
return nullptr;
}
std::unique_ptr<camera_impl> make_camera(const QString& name)
{
if (auto ret = make_camera_(name))
return ret;
for (auto& camera : metadata)
for (const QString& name_ : camera->camera_names())
if (auto ret = camera->make_camera(name_))
return ret;
return nullptr;
}
std::vector<QString> camera_names()
{
QMutexLocker l(&mtx);
std::vector<QString> names; names.reserve(32);
for (auto& camera : metadata)
for (const QString& name : camera->camera_names())
if (std::find(names.cbegin(), names.cend(), name) == names.cend())
names.push_back(name);
std::sort(names.begin(), names.end());
return names;
}
} // ns video
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