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-rw-r--r--src/cam/camera_session.cpp29
-rw-r--r--src/cam/camera_session.h6
-rw-r--r--src/cam/main.cpp49
3 files changed, 43 insertions, 41 deletions
diff --git a/src/cam/camera_session.cpp b/src/cam/camera_session.cpp
index edc7205d..10e66446 100644
--- a/src/cam/camera_session.cpp
+++ b/src/cam/camera_session.cpp
@@ -19,11 +19,30 @@
using namespace libcamera;
-CameraSession::CameraSession(std::shared_ptr<Camera> camera,
+CameraSession::CameraSession(CameraManager *cm,
const OptionsParser::Options &options)
- : camera_(camera), last_(0), queueCount_(0), captureCount_(0),
+ : last_(0), queueCount_(0), captureCount_(0),
captureLimit_(0), printMetadata_(false)
{
+ const std::string &cameraId = options[OptCamera];
+ char *endptr;
+ unsigned long index = strtoul(cameraId.c_str(), &endptr, 10);
+ if (*endptr == '\0' && index > 0 && index <= cm->cameras().size())
+ camera_ = cm->cameras()[index - 1];
+ else
+ camera_ = cm->get(cameraId);
+
+ if (!camera_) {
+ std::cerr << "Camera " << cameraId << " not found" << std::endl;
+ return;
+ }
+
+ if (camera_->acquire()) {
+ std::cerr << "Failed to acquire camera " << cameraId
+ << std::endl;
+ return;
+ }
+
StreamRoles roles = StreamKeyValueParser::roles(options[OptStream]);
std::unique_ptr<CameraConfiguration> config =
@@ -64,6 +83,12 @@ CameraSession::CameraSession(std::shared_ptr<Camera> camera,
config_ = std::move(config);
}
+CameraSession::~CameraSession()
+{
+ if (camera_)
+ camera_->release();
+}
+
int CameraSession::start(const OptionsParser::Options &options)
{
int ret;
diff --git a/src/cam/camera_session.h b/src/cam/camera_session.h
index 39dbbdf3..88baf906 100644
--- a/src/cam/camera_session.h
+++ b/src/cam/camera_session.h
@@ -14,6 +14,7 @@
#include <libcamera/base/signal.h>
#include <libcamera/camera.h>
+#include <libcamera/camera_manager.h>
#include <libcamera/framebuffer.h>
#include <libcamera/framebuffer_allocator.h>
#include <libcamera/request.h>
@@ -25,10 +26,13 @@
class CameraSession
{
public:
- CameraSession(std::shared_ptr<libcamera::Camera> camera,
+ CameraSession(libcamera::CameraManager *cm,
const OptionsParser::Options &options);
+ ~CameraSession();
bool isValid() const { return config_ != nullptr; }
+
+ libcamera::Camera *camera() { return camera_.get(); }
libcamera::CameraConfiguration *config() { return config_.get(); }
int start(const OptionsParser::Options &options);
diff --git a/src/cam/main.cpp b/src/cam/main.cpp
index 082a053e..8ed5e841 100644
--- a/src/cam/main.cpp
+++ b/src/cam/main.cpp
@@ -51,7 +51,6 @@ private:
OptionsParser::Options options_;
CameraManager *cm_;
- std::shared_ptr<Camera> camera_;
std::unique_ptr<CameraSession> session_;
EventLoop loop_;
@@ -60,7 +59,7 @@ private:
CamApp *CamApp::app_ = nullptr;
CamApp::CamApp()
- : cm_(nullptr), camera_(nullptr)
+ : cm_(nullptr)
{
CamApp::app_ = this;
}
@@ -93,37 +92,16 @@ int CamApp::init(int argc, char **argv)
}
if (options_.isSet(OptCamera)) {
- const std::string &cameraId = options_[OptCamera];
- char *endptr;
- unsigned long index = strtoul(cameraId.c_str(), &endptr, 10);
- if (*endptr == '\0' && index > 0 && index <= cm_->cameras().size())
- camera_ = cm_->cameras()[index - 1];
- else
- camera_ = cm_->get(cameraId);
-
- if (!camera_) {
- std::cout << "Camera "
- << std::string(options_[OptCamera])
- << " not found" << std::endl;
- cleanup();
- return -ENODEV;
- }
-
- if (camera_->acquire()) {
- std::cout << "Failed to acquire camera" << std::endl;
- cleanup();
- return -EINVAL;
- }
-
- std::cout << "Using camera " << camera_->id() << std::endl;
-
- session_ = std::make_unique<CameraSession>(camera_, options_);
+ session_ = std::make_unique<CameraSession>(cm_, options_);
if (!session_->isValid()) {
std::cout << "Failed to create camera session" << std::endl;
cleanup();
return -EINVAL;
}
+ std::cout << "Using camera " << session_->camera()->id()
+ << std::endl;
+
session_->captureDone.connect(this, &CamApp::captureDone);
}
@@ -138,11 +116,6 @@ int CamApp::init(int argc, char **argv)
void CamApp::cleanup()
{
- if (camera_) {
- camera_->release();
- camera_.reset();
- }
-
session_.reset();
cm_->stop();
@@ -214,13 +187,13 @@ int CamApp::parseOptions(int argc, char *argv[])
int CamApp::listControls()
{
- if (!camera_) {
+ if (!session_) {
std::cout << "Cannot list controls without a camera"
<< std::endl;
return -EINVAL;
}
- for (const auto &ctrl : camera_->controls()) {
+ for (const auto &ctrl : session_->camera()->controls()) {
const ControlId *id = ctrl.first;
const ControlInfo &info = ctrl.second;
@@ -233,13 +206,13 @@ int CamApp::listControls()
int CamApp::listProperties()
{
- if (!camera_) {
+ if (!session_) {
std::cout << "Cannot list properties without a camera"
<< std::endl;
return -EINVAL;
}
- for (const auto &prop : camera_->properties()) {
+ for (const auto &prop : session_->camera()->properties()) {
const ControlId *id = properties::properties.at(prop.first);
const ControlValue &value = prop.second;
@@ -252,7 +225,7 @@ int CamApp::listProperties()
int CamApp::infoConfiguration()
{
- if (!camera_) {
+ if (!session_) {
std::cout << "Cannot print stream information without a camera"
<< std::endl;
return -EINVAL;
@@ -328,7 +301,7 @@ int CamApp::run()
}
if (options_.isSet(OptCapture)) {
- if (!camera_) {
+ if (!session_) {
std::cout << "Can't capture without a camera" << std::endl;
return -ENODEV;
}