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-rw-r--r--src/android/camera_device.cpp93
-rw-r--r--src/android/camera_device.h3
2 files changed, 53 insertions, 43 deletions
diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp
index 06003f5d..207c1cb8 100644
--- a/src/android/camera_device.cpp
+++ b/src/android/camera_device.cpp
@@ -457,7 +457,8 @@ void CameraDevice::stop()
worker_.stop();
camera_->stop();
- descriptors_.clear();
+ descriptors_ = {};
+
state_ = State::Stopped;
}
@@ -955,7 +956,8 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
* The descriptor and the associated memory reserved here are freed
* at request complete time.
*/
- Camera3RequestDescriptor descriptor(camera_.get(), camera3Request);
+ auto descriptor = std::make_unique<Camera3RequestDescriptor>(camera_.get(),
+ camera3Request);
/*
* \todo The Android request model is incremental, settings passed in
@@ -966,12 +968,12 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
if (camera3Request->settings)
lastSettings_ = camera3Request->settings;
else
- descriptor.settings_ = lastSettings_;
+ descriptor->settings_ = lastSettings_;
+
+ LOG(HAL, Debug) << "Queueing request " << descriptor->request_->cookie()
+ << " with " << descriptor->buffers_.size() << " streams";
- LOG(HAL, Debug) << "Queueing request " << descriptor.request_->cookie()
- << " with " << descriptor.buffers_.size() << " streams";
- for (unsigned int i = 0; i < descriptor.buffers_.size(); ++i) {
- const camera3_stream_buffer_t &camera3Buffer = descriptor.buffers_[i];
+ for (const auto &[i, camera3Buffer] : utils::enumerate(descriptor->buffers_)) {
camera3_stream *camera3Stream = camera3Buffer.stream;
CameraStream *cameraStream = static_cast<CameraStream *>(camera3Stream->priv);
@@ -1007,12 +1009,12 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
* associate it with the Camera3RequestDescriptor for
* lifetime management only.
*/
- descriptor.frameBuffers_.push_back(
+ descriptor->frameBuffers_.push_back(
createFrameBuffer(*camera3Buffer.buffer,
cameraStream->configuration().pixelFormat,
cameraStream->configuration().size));
- buffer = descriptor.frameBuffers_.back().get();
+ buffer = descriptor->frameBuffers_.back().get();
acquireFence = camera3Buffer.acquire_fence;
LOG(HAL, Debug) << ss.str() << " (direct)";
break;
@@ -1035,7 +1037,7 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
return -ENOMEM;
}
- descriptor.request_->addBuffer(cameraStream->stream(), buffer,
+ descriptor->request_->addBuffer(cameraStream->stream(), buffer,
acquireFence);
}
@@ -1043,7 +1045,7 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
* Translate controls from Android to libcamera and queue the request
* to the CameraWorker thread.
*/
- int ret = processControls(&descriptor);
+ int ret = processControls(descriptor.get());
if (ret)
return ret;
@@ -1071,11 +1073,11 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
state_ = State::Running;
}
- CaptureRequest *request = descriptor.request_.get();
+ CaptureRequest *request = descriptor->request_.get();
{
MutexLocker descriptorsLock(descriptorsMutex_);
- descriptors_[descriptor.request_->cookie()] = std::move(descriptor);
+ descriptors_.push(std::move(descriptor));
}
worker_.queueRequest(request);
@@ -1085,26 +1087,28 @@ int CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reques
void CameraDevice::requestComplete(Request *request)
{
- decltype(descriptors_)::node_type node;
+ Camera3RequestDescriptor *descriptor;
{
MutexLocker descriptorsLock(descriptorsMutex_);
- auto it = descriptors_.find(request->cookie());
- if (it == descriptors_.end()) {
- /*
- * \todo Clarify if the Camera has to be closed on
- * ERROR_DEVICE and possibly demote the Fatal to simple
- * Error.
- */
- notifyError(0, nullptr, CAMERA3_MSG_ERROR_DEVICE);
- LOG(HAL, Fatal)
- << "Unknown request: " << request->cookie();
+ ASSERT(!descriptors_.empty());
+ descriptor = descriptors_.front().get();
+ }
- return;
- }
+ if (descriptor->request_->cookie() != request->cookie()) {
+ /*
+ * \todo Clarify if the Camera has to be closed on
+ * ERROR_DEVICE and possibly demote the Fatal to simple
+ * Error.
+ */
+ notifyError(0, nullptr, CAMERA3_MSG_ERROR_DEVICE);
+ LOG(HAL, Fatal)
+ << "Out-of-order completion for request "
+ << utils::hex(request->cookie());
- node = descriptors_.extract(it);
+ MutexLocker descriptorsLock(descriptorsMutex_);
+ descriptors_.pop();
+ return;
}
- Camera3RequestDescriptor &descriptor = node.mapped();
/*
* Prepare the capture result for the Android camera stack.
@@ -1113,9 +1117,9 @@ void CameraDevice::requestComplete(Request *request)
* post-processing/compression fails.
*/
camera3_capture_result_t captureResult = {};
- captureResult.frame_number = descriptor.frameNumber_;
- captureResult.num_output_buffers = descriptor.buffers_.size();
- for (camera3_stream_buffer_t &buffer : descriptor.buffers_) {
+ captureResult.frame_number = descriptor->frameNumber_;
+ captureResult.num_output_buffers = descriptor->buffers_.size();
+ for (camera3_stream_buffer_t &buffer : descriptor->buffers_) {
CameraStream *cameraStream =
static_cast<CameraStream *>(buffer.stream->priv);
@@ -1135,7 +1139,7 @@ void CameraDevice::requestComplete(Request *request)
buffer.release_fence = -1;
buffer.status = CAMERA3_BUFFER_STATUS_OK;
}
- captureResult.output_buffers = descriptor.buffers_.data();
+ captureResult.output_buffers = descriptor->buffers_.data();
captureResult.partial_result = 1;
/*
@@ -1147,11 +1151,11 @@ void CameraDevice::requestComplete(Request *request)
<< " not successfully completed: "
<< request->status();
- notifyError(descriptor.frameNumber_, nullptr,
+ notifyError(descriptor->frameNumber_, nullptr,
CAMERA3_MSG_ERROR_REQUEST);
captureResult.partial_result = 0;
- for (camera3_stream_buffer_t &buffer : descriptor.buffers_) {
+ for (camera3_stream_buffer_t &buffer : descriptor->buffers_) {
/*
* Signal to the framework it has to handle fences that
* have not been waited on by setting the release fence
@@ -1164,6 +1168,8 @@ void CameraDevice::requestComplete(Request *request)
callbacks_->process_capture_result(callbacks_, &captureResult);
+ MutexLocker descriptorsLock(descriptorsMutex_);
+ descriptors_.pop();
return;
}
@@ -1175,10 +1181,10 @@ void CameraDevice::requestComplete(Request *request)
*/
uint64_t sensorTimestamp = static_cast<uint64_t>(request->metadata()
.get(controls::SensorTimestamp));
- notifyShutter(descriptor.frameNumber_, sensorTimestamp);
+ notifyShutter(descriptor->frameNumber_, sensorTimestamp);
LOG(HAL, Debug) << "Request " << request->cookie() << " completed with "
- << descriptor.buffers_.size() << " streams";
+ << descriptor->buffers_.size() << " streams";
/*
* Generate the metadata associated with the captured buffers.
@@ -1186,16 +1192,16 @@ void CameraDevice::requestComplete(Request *request)
* Notify if the metadata generation has failed, but continue processing
* buffers and return an empty metadata pack.
*/
- std::unique_ptr<CameraMetadata> resultMetadata = getResultMetadata(descriptor);
+ std::unique_ptr<CameraMetadata> resultMetadata = getResultMetadata(*descriptor);
if (!resultMetadata) {
- notifyError(descriptor.frameNumber_, nullptr, CAMERA3_MSG_ERROR_RESULT);
+ notifyError(descriptor->frameNumber_, nullptr, CAMERA3_MSG_ERROR_RESULT);
/* The camera framework expects an empty metadata pack on error. */
resultMetadata = std::make_unique<CameraMetadata>(0, 0);
}
/* Handle post-processing. */
- for (camera3_stream_buffer_t &buffer : descriptor.buffers_) {
+ for (camera3_stream_buffer_t &buffer : descriptor->buffers_) {
CameraStream *cameraStream =
static_cast<CameraStream *>(buffer.stream->priv);
@@ -1206,13 +1212,13 @@ void CameraDevice::requestComplete(Request *request)
if (!src) {
LOG(HAL, Error) << "Failed to find a source stream buffer";
buffer.status = CAMERA3_BUFFER_STATUS_ERROR;
- notifyError(descriptor.frameNumber_, buffer.stream,
+ notifyError(descriptor->frameNumber_, buffer.stream,
CAMERA3_MSG_ERROR_BUFFER);
continue;
}
int ret = cameraStream->process(*src, buffer,
- descriptor.settings_,
+ descriptor->settings_,
resultMetadata.get());
/*
* Return the FrameBuffer to the CameraStream now that we're
@@ -1223,13 +1229,16 @@ void CameraDevice::requestComplete(Request *request)
if (ret) {
buffer.status = CAMERA3_BUFFER_STATUS_ERROR;
- notifyError(descriptor.frameNumber_, buffer.stream,
+ notifyError(descriptor->frameNumber_, buffer.stream,
CAMERA3_MSG_ERROR_BUFFER);
}
}
captureResult.result = resultMetadata->get();
callbacks_->process_capture_result(callbacks_, &captureResult);
+
+ MutexLocker descriptorsLock(descriptorsMutex_);
+ descriptors_.pop();
}
std::string CameraDevice::logPrefix() const
diff --git a/src/android/camera_device.h b/src/android/camera_device.h
index 43eb5895..9ec510d5 100644
--- a/src/android/camera_device.h
+++ b/src/android/camera_device.h
@@ -10,6 +10,7 @@
#include <map>
#include <memory>
#include <mutex>
+#include <queue>
#include <vector>
#include <hardware/camera3.h>
@@ -125,7 +126,7 @@ private:
std::vector<CameraStream> streams_;
libcamera::Mutex descriptorsMutex_; /* Protects descriptors_. */
- std::map<uint64_t, Camera3RequestDescriptor> descriptors_;
+ std::queue<std::unique_ptr<Camera3RequestDescriptor>> descriptors_;
std::string maker_;
std::string model_;
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-02 17:13:38 +0000