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-rw-r--r--src/v4l2/v4l2_camera.h2
-rw-r--r--src/v4l2/v4l2_camera_proxy.cpp43
-rw-r--r--src/v4l2/v4l2_compat_manager.cpp48
-rw-r--r--src/v4l2/v4l2_compat_manager.h13
4 files changed, 31 insertions, 75 deletions
diff --git a/src/v4l2/v4l2_camera.h b/src/v4l2/v4l2_camera.h
index f1f04d9e..37bd3584 100644
--- a/src/v4l2/v4l2_camera.h
+++ b/src/v4l2/v4l2_camera.h
@@ -21,7 +21,7 @@
using namespace libcamera;
-class V4L2Camera : public Object
+class V4L2Camera
{
public:
struct Buffer {
diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp
index e58fd6a0..62252047 100644
--- a/src/v4l2/v4l2_camera_proxy.cpp
+++ b/src/v4l2/v4l2_camera_proxy.cpp
@@ -41,8 +41,7 @@ int V4L2CameraProxy::open(bool nonBlocking)
{
LOG(V4L2Compat, Debug) << "Servicing open";
- int ret = vcam_->invokeMethod(&V4L2Camera::open,
- ConnectionTypeBlocking);
+ int ret = vcam_->open();
if (ret < 0) {
errno = -ret;
return -1;
@@ -50,8 +49,7 @@ int V4L2CameraProxy::open(bool nonBlocking)
nonBlocking_ = nonBlocking;
- vcam_->invokeMethod(&V4L2Camera::getStreamConfig,
- ConnectionTypeBlocking, &streamConfig_);
+ vcam_->getStreamConfig(&streamConfig_);
setFmtFromConfig(streamConfig_);
sizeimage_ = calculateSizeImage(streamConfig_);
@@ -72,7 +70,7 @@ void V4L2CameraProxy::close()
if (--refcount_ > 0)
return;
- vcam_->invokeMethod(&V4L2Camera::close, ConnectionTypeBlocking);
+ vcam_->close();
}
void *V4L2CameraProxy::mmap(void *addr, size_t length, int prot, int flags,
@@ -284,11 +282,9 @@ int V4L2CameraProxy::vidioc_s_fmt(struct v4l2_format *arg)
tryFormat(arg);
Size size(arg->fmt.pix.width, arg->fmt.pix.height);
- int ret = vcam_->invokeMethod(&V4L2Camera::configure,
- ConnectionTypeBlocking,
- &streamConfig_, size,
- v4l2ToDrm(arg->fmt.pix.pixelformat),
- bufferCount_);
+ int ret = vcam_->configure(&streamConfig_, size,
+ v4l2ToDrm(arg->fmt.pix.pixelformat),
+ bufferCount_);
if (ret < 0)
return -EINVAL;
@@ -319,13 +315,12 @@ int V4L2CameraProxy::freeBuffers()
{
LOG(V4L2Compat, Debug) << "Freeing libcamera bufs";
- int ret = vcam_->invokeMethod(&V4L2Camera::streamOff,
- ConnectionTypeBlocking);
+ int ret = vcam_->streamOff();
if (ret < 0) {
LOG(V4L2Compat, Error) << "Failed to stop stream";
return ret;
}
- vcam_->invokeMethod(&V4L2Camera::freeBuffers, ConnectionTypeBlocking);
+ vcam_->freeBuffers();
bufferCount_ = 0;
return 0;
@@ -349,11 +344,9 @@ int V4L2CameraProxy::vidioc_reqbufs(struct v4l2_requestbuffers *arg)
return freeBuffers();
Size size(curV4L2Format_.fmt.pix.width, curV4L2Format_.fmt.pix.height);
- ret = vcam_->invokeMethod(&V4L2Camera::configure,
- ConnectionTypeBlocking,
- &streamConfig_, size,
- v4l2ToDrm(curV4L2Format_.fmt.pix.pixelformat),
- arg->count);
+ ret = vcam_->configure(&streamConfig_, size,
+ v4l2ToDrm(curV4L2Format_.fmt.pix.pixelformat),
+ arg->count);
if (ret < 0)
return -EINVAL;
@@ -366,8 +359,7 @@ int V4L2CameraProxy::vidioc_reqbufs(struct v4l2_requestbuffers *arg)
arg->count = streamConfig_.bufferCount;
bufferCount_ = arg->count;
- ret = vcam_->invokeMethod(&V4L2Camera::allocBuffers,
- ConnectionTypeBlocking, arg->count);
+ ret = vcam_->allocBuffers(arg->count);
if (ret < 0) {
arg->count = 0;
return ret;
@@ -415,8 +407,7 @@ int V4L2CameraProxy::vidioc_qbuf(struct v4l2_buffer *arg)
arg->index >= bufferCount_)
return -EINVAL;
- int ret = vcam_->invokeMethod(&V4L2Camera::qbuf, ConnectionTypeBlocking,
- arg->index);
+ int ret = vcam_->qbuf(arg->index);
if (ret < 0)
return ret;
@@ -459,10 +450,7 @@ int V4L2CameraProxy::vidioc_streamon(int *arg)
if (!validateBufferType(*arg))
return -EINVAL;
- int ret = vcam_->invokeMethod(&V4L2Camera::streamOn,
- ConnectionTypeBlocking);
-
- return ret;
+ return vcam_->streamOn();
}
int V4L2CameraProxy::vidioc_streamoff(int *arg)
@@ -472,8 +460,7 @@ int V4L2CameraProxy::vidioc_streamoff(int *arg)
if (!validateBufferType(*arg))
return -EINVAL;
- int ret = vcam_->invokeMethod(&V4L2Camera::streamOff,
- ConnectionTypeBlocking);
+ int ret = vcam_->streamOff();
for (struct v4l2_buffer &buf : buffers_)
buf.flags &= ~(V4L2_BUF_FLAG_QUEUED | V4L2_BUF_FLAG_DONE);
diff --git a/src/v4l2/v4l2_compat_manager.cpp b/src/v4l2/v4l2_compat_manager.cpp
index f5a7b2ac..961d06b3 100644
--- a/src/v4l2/v4l2_compat_manager.cpp
+++ b/src/v4l2/v4l2_compat_manager.cpp
@@ -37,7 +37,7 @@ void get_symbol(T &func, const char *name)
} /* namespace */
V4L2CompatManager::V4L2CompatManager()
- : cm_(nullptr), initialized_(false)
+ : cm_(nullptr)
{
get_symbol(fops_.openat, "openat");
get_symbol(fops_.dup, "dup");
@@ -52,24 +52,15 @@ V4L2CompatManager::~V4L2CompatManager()
devices_.clear();
mmaps_.clear();
- if (isRunning()) {
- exit(0);
- /* \todo Wait with a timeout, just in case. */
- wait();
+ if (cm_) {
+ proxies_.clear();
+ cm_->stop();
+ delete cm_;
+ cm_ = nullptr;
}
}
-int V4L2CompatManager::init()
-{
- start();
-
- MutexLocker locker(mutex_);
- cv_.wait(locker, [&] { return initialized_; });
-
- return 0;
-}
-
-void V4L2CompatManager::run()
+int V4L2CompatManager::start()
{
cm_ = new CameraManager();
@@ -77,7 +68,9 @@ void V4L2CompatManager::run()
if (ret) {
LOG(V4L2Compat, Error) << "Failed to start camera manager: "
<< strerror(-ret);
- return;
+ delete cm_;
+ cm_ = nullptr;
+ return ret;
}
LOG(V4L2Compat, Debug) << "Started camera manager";
@@ -93,22 +86,7 @@ void V4L2CompatManager::run()
++index;
}
- /*
- * libcamera has been initialized. Unlock the init() caller as we're
- * now ready to handle calls from the framework.
- */
- mutex_.lock();
- initialized_ = true;
- mutex_.unlock();
- cv_.notify_one();
-
- /* Now start processing events and messages. */
- exec();
-
- proxies_.clear();
- cm_->stop();
- delete cm_;
- cm_ = nullptr;
+ return 0;
}
V4L2CompatManager *V4L2CompatManager::instance()
@@ -159,8 +137,8 @@ int V4L2CompatManager::openat(int dirfd, const char *path, int oflag, mode_t mod
major(statbuf.st_rdev) != 81)
return fd;
- if (!isRunning())
- init();
+ if (!cm_)
+ start();
ret = getCameraIndex(fd);
if (ret < 0) {
diff --git a/src/v4l2/v4l2_compat_manager.h b/src/v4l2/v4l2_compat_manager.h
index d51b5953..872c7c3b 100644
--- a/src/v4l2/v4l2_compat_manager.h
+++ b/src/v4l2/v4l2_compat_manager.h
@@ -8,22 +8,19 @@
#ifndef __V4L2_COMPAT_MANAGER_H__
#define __V4L2_COMPAT_MANAGER_H__
-#include <condition_variable>
#include <fcntl.h>
#include <map>
#include <memory>
-#include <mutex>
#include <sys/types.h>
#include <vector>
#include <libcamera/camera_manager.h>
-#include "thread.h"
#include "v4l2_camera_proxy.h"
using namespace libcamera;
-class V4L2CompatManager : public Thread
+class V4L2CompatManager
{
public:
struct FileOperations {
@@ -46,8 +43,6 @@ public:
static V4L2CompatManager *instance();
- int init();
-
V4L2CameraProxy *getProxy(int fd);
const FileOperations &fops() const { return fops_; }
@@ -64,17 +59,13 @@ private:
V4L2CompatManager();
~V4L2CompatManager();
- void run() override;
+ int start();
int getCameraIndex(int fd);
FileOperations fops_;
CameraManager *cm_;
- std::mutex mutex_;
- std::condition_variable cv_;
- bool initialized_;
-
std::vector<std::unique_ptr<V4L2CameraProxy>> proxies_;
std::map<int, V4L2CameraProxy *> devices_;
std::map<void *, V4L2CameraProxy *> mmaps_;
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-02 07:28:18 +0000