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-rw-r--r--include/libcamera/camera.h4
-rw-r--r--include/libcamera/request.h14
-rw-r--r--src/android/camera_device.cpp31
-rw-r--r--src/cam/buffer_writer.cpp5
-rw-r--r--src/cam/buffer_writer.h3
-rw-r--r--src/cam/capture.cpp42
-rw-r--r--src/cam/capture.h5
-rw-r--r--src/libcamera/camera.cpp48
-rw-r--r--src/libcamera/include/pipeline_handler.h5
-rw-r--r--src/libcamera/pipeline/ipu3/ipu3.cpp124
-rw-r--r--src/libcamera/pipeline/rkisp1/rkisp1.cpp41
-rw-r--r--src/libcamera/pipeline/uvcvideo.cpp22
-rw-r--r--src/libcamera/pipeline/vimc.cpp22
-rw-r--r--src/libcamera/pipeline_handler.cpp2
-rw-r--r--src/libcamera/request.cpp30
-rw-r--r--src/qcam/main_window.cpp44
-rw-r--r--src/qcam/main_window.h6
-rw-r--r--src/v4l2/v4l2_camera.cpp60
-rw-r--r--src/v4l2/v4l2_camera.h39
-rw-r--r--src/v4l2/v4l2_camera_proxy.cpp17
-rw-r--r--test/camera/buffer_import.cpp19
-rw-r--r--test/camera/capture.cpp38
-rw-r--r--test/camera/statemachine.cpp12
23 files changed, 266 insertions, 367 deletions
diff --git a/include/libcamera/camera.h b/include/libcamera/camera.h
index 2fd5870b..28655bec 100644
--- a/include/libcamera/camera.h
+++ b/include/libcamera/camera.h
@@ -19,7 +19,7 @@
namespace libcamera {
-class Buffer;
+class FrameBuffer;
class FrameBufferAllocator;
class PipelineHandler;
class Request;
@@ -78,7 +78,7 @@ public:
const std::string &name() const;
- Signal<Request *, Buffer *> bufferCompleted;
+ Signal<Request *, FrameBuffer *> bufferCompleted;
Signal<Request *> requestCompleted;
Signal<Camera *> disconnected;
diff --git a/include/libcamera/request.h b/include/libcamera/request.h
index b8324224..eded6831 100644
--- a/include/libcamera/request.h
+++ b/include/libcamera/request.h
@@ -17,9 +17,9 @@
namespace libcamera {
-class Buffer;
class Camera;
class CameraControlValidator;
+class FrameBuffer;
class Stream;
class Request
@@ -38,9 +38,9 @@ public:
ControlList &controls() { return *controls_; }
ControlList &metadata() { return *metadata_; }
- const std::map<Stream *, Buffer *> &buffers() const { return bufferMap_; }
- int addBuffer(Stream *stream, std::unique_ptr<Buffer> buffer);
- Buffer *findBuffer(Stream *stream) const;
+ const std::map<Stream *, FrameBuffer *> &buffers() const { return bufferMap_; }
+ int addBuffer(Stream *stream, FrameBuffer *buffer);
+ FrameBuffer *findBuffer(Stream *stream) const;
uint64_t cookie() const { return cookie_; }
Status status() const { return status_; }
@@ -52,14 +52,14 @@ private:
void complete();
- bool completeBuffer(Buffer *buffer);
+ bool completeBuffer(FrameBuffer *buffer);
Camera *camera_;
CameraControlValidator *validator_;
ControlList *controls_;
ControlList *metadata_;
- std::map<Stream *, Buffer *> bufferMap_;
- std::unordered_set<Buffer *> pending_;
+ std::map<Stream *, FrameBuffer *> bufferMap_;
+ std::unordered_set<FrameBuffer *> pending_;
const uint64_t cookie_;
Status status_;
diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp
index ebe91ea8..ab3e4488 100644
--- a/src/android/camera_device.cpp
+++ b/src/android/camera_device.cpp
@@ -739,13 +739,21 @@ void CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reque
* and (currently) only supported request buffer.
*/
const buffer_handle_t camera3Handle = *camera3Buffers[0].buffer;
- std::array<int, 3> fds = {
- camera3Handle->data[0],
- camera3Handle->data[1],
- camera3Handle->data[2],
- };
- std::unique_ptr<Buffer> buffer = stream->createBuffer(fds);
+ std::vector<FrameBuffer::Plane> planes;
+ for (int i = 0; i < 3; i++) {
+ FrameBuffer::Plane plane;
+ plane.fd = FileDescriptor(camera3Handle->data[i]);
+ /*
+ * Setting length to zero here is OK as the length is only used
+ * to map the memory of the plane. Libcamera do not need to poke
+ * at the memory content queued by the HAL.
+ */
+ plane.length = 0;
+ planes.push_back(std::move(plane));
+ }
+
+ FrameBuffer *buffer = new FrameBuffer(std::move(planes));
if (!buffer) {
LOG(HAL, Error) << "Failed to create buffer";
delete descriptor;
@@ -754,7 +762,7 @@ void CameraDevice::processCaptureRequest(camera3_capture_request_t *camera3Reque
Request *request =
camera_->createRequest(reinterpret_cast<uint64_t>(descriptor));
- request->addBuffer(stream, std::move(buffer));
+ request->addBuffer(stream, buffer);
int ret = camera_->queueRequest(request);
if (ret) {
@@ -771,8 +779,8 @@ error:
void CameraDevice::requestComplete(Request *request)
{
- const std::map<Stream *, Buffer *> &buffers = request->buffers();
- Buffer *libcameraBuffer = buffers.begin()->second;
+ const std::map<Stream *, FrameBuffer *> &buffers = request->buffers();
+ FrameBuffer *buffer = buffers.begin()->second;
camera3_buffer_status status = CAMERA3_BUFFER_STATUS_OK;
std::unique_ptr<CameraMetadata> resultMetadata;
@@ -803,11 +811,11 @@ void CameraDevice::requestComplete(Request *request)
if (status == CAMERA3_BUFFER_STATUS_OK) {
notifyShutter(descriptor->frameNumber,
- libcameraBuffer->metadata().timestamp);
+ buffer->metadata().timestamp);
captureResult.partial_result = 1;
resultMetadata = getResultMetadata(descriptor->frameNumber,
- libcameraBuffer->metadata().timestamp);
+ buffer->metadata().timestamp);
captureResult.result = resultMetadata->get();
}
@@ -825,6 +833,7 @@ void CameraDevice::requestComplete(Request *request)
callbacks_->process_capture_result(callbacks_, &captureResult);
delete descriptor;
+ delete buffer;
}
void CameraDevice::notifyShutter(uint32_t frameNumber, uint64_t timestamp)
diff --git a/src/cam/buffer_writer.cpp b/src/cam/buffer_writer.cpp
index 41ef4b0a..1d7366c8 100644
--- a/src/cam/buffer_writer.cpp
+++ b/src/cam/buffer_writer.cpp
@@ -22,7 +22,7 @@ BufferWriter::BufferWriter(const std::string &pattern)
{
}
-int BufferWriter::write(Buffer *buffer, const std::string &streamName)
+int BufferWriter::write(FrameBuffer *buffer, const std::string &streamName)
{
std::string filename;
size_t pos;
@@ -43,8 +43,7 @@ int BufferWriter::write(Buffer *buffer, const std::string &streamName)
if (fd == -1)
return -errno;
- BufferMemory *mem = buffer->mem();
- for (const FrameBuffer::Plane &plane : mem->planes()) {
+ for (const FrameBuffer::Plane &plane : buffer->planes()) {
/* \todo Once the FrameBuffer is done cache mapped memory. */
void *data = mmap(NULL, plane.length, PROT_READ, MAP_SHARED,
plane.fd.fd(), 0);
diff --git a/src/cam/buffer_writer.h b/src/cam/buffer_writer.h
index 7bf785d1..5917a7df 100644
--- a/src/cam/buffer_writer.h
+++ b/src/cam/buffer_writer.h
@@ -16,7 +16,8 @@ class BufferWriter
public:
BufferWriter(const std::string &pattern = "frame-#.bin");
- int write(libcamera::Buffer *buffer, const std::string &streamName);
+ int write(libcamera::FrameBuffer *buffer,
+ const std::string &streamName);
private:
std::string pattern_;
diff --git a/src/cam/capture.cpp b/src/cam/capture.cpp
index da942f56..dd078eb0 100644
--- a/src/cam/capture.cpp
+++ b/src/cam/capture.cpp
@@ -57,7 +57,10 @@ int Capture::run(EventLoop *loop, const OptionsParser::Options &options)
writer_ = new BufferWriter();
}
- ret = capture(loop);
+
+ FrameBufferAllocator *allocator = FrameBufferAllocator::create(camera_);
+
+ ret = capture(loop, allocator);
if (options.isSet(OptFile)) {
delete writer_;
@@ -66,17 +69,27 @@ int Capture::run(EventLoop *loop, const OptionsParser::Options &options)
camera_->freeBuffers();
+ delete allocator;
+
return ret;
}
-int Capture::capture(EventLoop *loop)
+int Capture::capture(EventLoop *loop, FrameBufferAllocator *allocator)
{
int ret;
/* Identify the stream with the least number of buffers. */
unsigned int nbuffers = UINT_MAX;
- for (StreamConfiguration &cfg : *config_)
- nbuffers = std::min(nbuffers, cfg.bufferCount);
+ for (StreamConfiguration &cfg : *config_) {
+ ret = allocator->allocate(cfg.stream());
+ if (ret < 0) {
+ std::cerr << "Can't allocate buffers" << std::endl;
+ return -ENOMEM;
+ }
+
+ unsigned int allocated = allocator->buffers(cfg.stream()).size();
+ nbuffers = std::min(nbuffers, allocated);
+ }
/*
* TODO: make cam tool smarter to support still capture by for
@@ -93,9 +106,11 @@ int Capture::capture(EventLoop *loop)
for (StreamConfiguration &cfg : *config_) {
Stream *stream = cfg.stream();
- std::unique_ptr<Buffer> buffer = stream->createBuffer(i);
+ const std::vector<std::unique_ptr<FrameBuffer>> &buffers =
+ allocator->buffers(stream);
+ const std::unique_ptr<FrameBuffer> &buffer = buffers[i];
- ret = request->addBuffer(stream, std::move(buffer));
+ ret = request->addBuffer(stream, buffer.get());
if (ret < 0) {
std::cerr << "Can't set buffer for request"
<< std::endl;
@@ -138,7 +153,7 @@ void Capture::requestComplete(Request *request)
if (request->status() == Request::RequestCancelled)
return;
- const std::map<Stream *, Buffer *> &buffers = request->buffers();
+ const std::map<Stream *, FrameBuffer *> &buffers = request->buffers();
std::chrono::steady_clock::time_point now = std::chrono::steady_clock::now();
double fps = std::chrono::duration_cast<std::chrono::milliseconds>(now - last_).count();
@@ -151,7 +166,7 @@ void Capture::requestComplete(Request *request)
for (auto it = buffers.begin(); it != buffers.end(); ++it) {
Stream *stream = it->first;
- Buffer *buffer = it->second;
+ FrameBuffer *buffer = it->second;
const std::string &name = streamName_[stream];
const FrameMetadata &metadata = buffer->metadata();
@@ -185,16 +200,9 @@ void Capture::requestComplete(Request *request)
for (auto it = buffers.begin(); it != buffers.end(); ++it) {
Stream *stream = it->first;
- Buffer *buffer = it->second;
- unsigned int index = buffer->index();
-
- std::unique_ptr<Buffer> newBuffer = stream->createBuffer(index);
- if (!newBuffer) {
- std::cerr << "Can't create buffer" << std::endl;
- return;
- }
+ FrameBuffer *buffer = it->second;
- request->addBuffer(stream, std::move(newBuffer));
+ request->addBuffer(stream, buffer);
}
camera_->queueRequest(request);
diff --git a/src/cam/capture.h b/src/cam/capture.h
index c692d489..9bca5661 100644
--- a/src/cam/capture.h
+++ b/src/cam/capture.h
@@ -10,7 +10,9 @@
#include <chrono>
#include <memory>
+#include <libcamera/buffer.h>
#include <libcamera/camera.h>
+#include <libcamera/framebuffer_allocator.h>
#include <libcamera/request.h>
#include <libcamera/stream.h>
@@ -26,7 +28,8 @@ public:
int run(EventLoop *loop, const OptionsParser::Options &options);
private:
- int capture(EventLoop *loop);
+ int capture(EventLoop *loop,
+ libcamera::FrameBufferAllocator *allocator);
void requestComplete(libcamera::Request *request);
diff --git a/src/libcamera/camera.cpp b/src/libcamera/camera.cpp
index 20340167..3fe40feb 100644
--- a/src/libcamera/camera.cpp
+++ b/src/libcamera/camera.cpp
@@ -695,12 +695,6 @@ int Camera::configure(CameraConfiguration *config)
stream->configuration_ = cfg;
activeStreams_.insert(stream);
-
- /*
- * Allocate buffer objects in the pool.
- * Memory will be allocated and assigned later.
- */
- stream->createBuffers(cfg.memoryType, cfg.bufferCount);
}
state_ = CameraConfigured;
@@ -756,14 +750,6 @@ int Camera::freeBuffers()
if (!stateIs(CameraPrepared))
return -EACCES;
- for (Stream *stream : activeStreams_) {
- /*
- * All mappings must be destroyed before buffers can be freed
- * by the V4L2 device that has allocated them.
- */
- stream->destroyBuffers();
- }
-
state_ = CameraConfigured;
return pipe_->freeBuffers(this, activeStreams_);
@@ -834,24 +820,11 @@ int Camera::queueRequest(Request *request)
for (auto const &it : request->buffers()) {
Stream *stream = it.first;
- Buffer *buffer = it.second;
if (activeStreams_.find(stream) == activeStreams_.end()) {
LOG(Camera, Error) << "Invalid request";
return -EINVAL;
}
-
- if (stream->memoryType() == ExternalMemory) {
- int index = stream->mapBuffer(buffer);
- if (index < 0) {
- LOG(Camera, Error) << "No buffer memory available";
- return -ENOMEM;
- }
-
- buffer->index_ = index;
- }
-
- buffer->mem_ = &stream->buffers()[buffer->index_];
}
return pipe_->queueRequest(this, request);
@@ -880,6 +853,13 @@ int Camera::start()
LOG(Camera, Debug) << "Starting capture";
+ for (Stream *stream : activeStreams_) {
+ if (allocator_ && !allocator_->buffers(stream).empty())
+ continue;
+
+ pipe_->importFrameBuffers(this, stream);
+ }
+
int ret = pipe_->start(this);
if (ret)
return ret;
@@ -915,6 +895,13 @@ int Camera::stop()
pipe_->stop(this);
+ for (Stream *stream : activeStreams_) {
+ if (allocator_ && !allocator_->buffers(stream).empty())
+ continue;
+
+ pipe_->freeFrameBuffers(this, stream);
+ }
+
return 0;
}
@@ -928,13 +915,6 @@ int Camera::stop()
*/
void Camera::requestComplete(Request *request)
{
- for (auto it : request->buffers()) {
- Stream *stream = it.first;
- Buffer *buffer = it.second;
- if (stream->memoryType() == ExternalMemory)
- stream->unmapBuffer(buffer);
- }
-
requestCompleted.emit(request);
delete request;
}
diff --git a/src/libcamera/include/pipeline_handler.h b/src/libcamera/include/pipeline_handler.h
index 560be3ba..27f3852c 100644
--- a/src/libcamera/include/pipeline_handler.h
+++ b/src/libcamera/include/pipeline_handler.h
@@ -21,12 +21,12 @@
namespace libcamera {
-class Buffer;
class Camera;
class CameraConfiguration;
class CameraManager;
class DeviceEnumerator;
class DeviceMatch;
+class FrameBuffer;
class MediaDevice;
class PipelineHandler;
class Request;
@@ -85,7 +85,8 @@ public:
int queueRequest(Camera *camera, Request *request);
- bool completeBuffer(Camera *camera, Request *request, Buffer *buffer);
+ bool completeBuffer(Camera *camera, Request *request,
+ FrameBuffer *buffer);
void completeRequest(Camera *camera, Request *request);
const char *name() const { return name_; }
diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp
index b73f0f07..065f5d98 100644
--- a/src/libcamera/pipeline/ipu3/ipu3.cpp
+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp
@@ -31,6 +31,8 @@ namespace libcamera {
LOG_DEFINE_CATEGORY(IPU3)
+class IPU3CameraData;
+
class ImgUDevice
{
public:
@@ -44,7 +46,6 @@ public:
V4L2VideoDevice *dev;
unsigned int pad;
std::string name;
- BufferPool *pool;
std::vector<std::unique_ptr<FrameBuffer>> buffers;
};
@@ -71,9 +72,7 @@ public:
int configureOutput(ImgUOutput *output,
const StreamConfiguration &cfg);
- int importOutputBuffers(ImgUOutput *output, BufferPool *pool);
- int exportOutputBuffers(ImgUOutput *output, BufferPool *pool);
- void freeBuffers();
+ void freeBuffers(IPU3CameraData *data);
int start();
int stop();
@@ -93,9 +92,6 @@ public:
ImgUOutput viewfinder_;
ImgUOutput stat_;
/* \todo Add param video device for 3A tuning */
-
- BufferPool vfPool_;
- BufferPool outPool_;
};
class CIO2Device
@@ -156,7 +152,7 @@ public:
{
}
- void imguOutputBufferReady(Buffer *buffer);
+ void imguOutputBufferReady(FrameBuffer *buffer);
void imguInputBufferReady(FrameBuffer *buffer);
void cio2BufferReady(FrameBuffer *buffer);
@@ -691,39 +687,30 @@ int PipelineHandlerIPU3::allocateBuffers(Camera *camera,
goto error;
}
- /* Allocate buffers for each active stream. */
- for (Stream *s : streams) {
- IPU3Stream *stream = static_cast<IPU3Stream *>(s);
- ImgUDevice::ImgUOutput *dev = stream->device_;
-
- if (stream->memoryType() == InternalMemory)
- ret = imgu->exportOutputBuffers(dev, &stream->bufferPool());
- else
- ret = imgu->importOutputBuffers(dev, &stream->bufferPool());
- if (ret)
- goto error;
- }
-
/*
* Allocate buffers also on non-active outputs; use the same number
* of buffers as the active ones.
*/
if (!outStream->active_) {
- bufferCount = vfStream->configuration().bufferCount;
- outStream->device_->pool->createBuffers(bufferCount);
- ret = imgu->exportOutputBuffers(outStream->device_,
- outStream->device_->pool);
- if (ret)
+ ImgUDevice::ImgUOutput *output = outStream->device_;
+
+ ret = output->dev->exportBuffers(bufferCount, &output->buffers);
+ if (ret < 0) {
+ LOG(IPU3, Error) << "Failed to allocate ImgU "
+ << output->name << " buffers";
goto error;
+ }
}
if (!vfStream->active_) {
- bufferCount = outStream->configuration().bufferCount;
- vfStream->device_->pool->createBuffers(bufferCount);
- ret = imgu->exportOutputBuffers(vfStream->device_,
- vfStream->device_->pool);
- if (ret)
+ ImgUDevice::ImgUOutput *output = vfStream->device_;
+
+ ret = output->dev->exportBuffers(bufferCount, &output->buffers);
+ if (ret < 0) {
+ LOG(IPU3, Error) << "Failed to allocate ImgU "
+ << output->name << " buffers";
goto error;
+ }
}
return 0;
@@ -740,7 +727,7 @@ int PipelineHandlerIPU3::freeBuffers(Camera *camera,
IPU3CameraData *data = cameraData(camera);
data->cio2_.freeBuffers();
- data->imgu_->freeBuffers();
+ data->imgu_->freeBuffers(data);
return 0;
}
@@ -793,7 +780,7 @@ int PipelineHandlerIPU3::queueRequestDevice(Camera *camera, Request *request)
for (auto it : request->buffers()) {
IPU3Stream *stream = static_cast<IPU3Stream *>(it.first);
- Buffer *buffer = it.second;
+ FrameBuffer *buffer = it.second;
int ret = stream->device_->dev->queueBuffer(buffer);
if (ret < 0)
@@ -920,9 +907,9 @@ int PipelineHandlerIPU3::registerCameras()
&IPU3CameraData::cio2BufferReady);
data->imgu_->input_->frameBufferReady.connect(data.get(),
&IPU3CameraData::imguInputBufferReady);
- data->imgu_->output_.dev->bufferReady.connect(data.get(),
+ data->imgu_->output_.dev->frameBufferReady.connect(data.get(),
&IPU3CameraData::imguOutputBufferReady);
- data->imgu_->viewfinder_.dev->bufferReady.connect(data.get(),
+ data->imgu_->viewfinder_.dev->frameBufferReady.connect(data.get(),
&IPU3CameraData::imguOutputBufferReady);
/* Create and register the Camera instance. */
@@ -971,7 +958,7 @@ void IPU3CameraData::imguInputBufferReady(FrameBuffer *buffer)
*
* Buffers completed from the ImgU output are directed to the application.
*/
-void IPU3CameraData::imguOutputBufferReady(Buffer *buffer)
+void IPU3CameraData::imguOutputBufferReady(FrameBuffer *buffer)
{
Request *request = buffer->request();
@@ -1046,7 +1033,6 @@ int ImgUDevice::init(MediaDevice *media, unsigned int index)
output_.pad = PAD_OUTPUT;
output_.name = "output";
- output_.pool = &outPool_;
viewfinder_.dev = V4L2VideoDevice::fromEntityName(media,
name_ + " viewfinder");
@@ -1056,7 +1042,6 @@ int ImgUDevice::init(MediaDevice *media, unsigned int index)
viewfinder_.pad = PAD_VF;
viewfinder_.name = "viewfinder";
- viewfinder_.pool = &vfPool_;
stat_.dev = V4L2VideoDevice::fromEntityName(media, name_ + " 3a stat");
ret = stat_.dev->open();
@@ -1165,68 +1150,27 @@ int ImgUDevice::configureOutput(ImgUOutput *output,
}
/**
- * \brief Export buffers from \a output to the provided \a pool
- * \param[in] output The ImgU output device
- * \param[in] pool The buffer pool where to export buffers
- *
- * Export memory buffers reserved in the video device memory associated with
- * \a output id to the buffer pool provided as argument.
- *
- * \return 0 on success or a negative error code otherwise
- */
-int ImgUDevice::exportOutputBuffers(ImgUOutput *output, BufferPool *pool)
-{
- int ret = output->dev->exportBuffers(pool);
- if (ret) {
- LOG(IPU3, Error) << "Failed to export ImgU "
- << output->name << " buffers";
- return ret;
- }
-
- return 0;
-}
-
-/**
- * \brief Reserve buffers in \a output from the provided \a pool
- * \param[in] output The ImgU output device
- * \param[in] pool The buffer pool used to reserve buffers in \a output
- *
- * Reserve a number of buffers equal to the number of buffers in \a pool
- * in the \a output device.
- *
- * \return 0 on success or a negative error code otherwise
- */
-int ImgUDevice::importOutputBuffers(ImgUOutput *output, BufferPool *pool)
-{
- int ret = output->dev->importBuffers(pool);
- if (ret) {
- LOG(IPU3, Error)
- << "Failed to import buffer in " << output->name
- << " ImgU device";
- return ret;
- }
-
- return 0;
-}
-
-/**
* \brief Release buffers for all the ImgU video devices
*/
-void ImgUDevice::freeBuffers()
+void ImgUDevice::freeBuffers(IPU3CameraData *data)
{
int ret;
- ret = output_.dev->releaseBuffers();
- if (ret)
- LOG(IPU3, Error) << "Failed to release ImgU output buffers";
+ if (!data->outStream_.active_) {
+ ret = output_.dev->releaseBuffers();
+ if (ret)
+ LOG(IPU3, Error) << "Failed to release ImgU output buffers";
+ }
ret = stat_.dev->releaseBuffers();
if (ret)
LOG(IPU3, Error) << "Failed to release ImgU stat buffers";
- ret = viewfinder_.dev->releaseBuffers();
- if (ret)
- LOG(IPU3, Error) << "Failed to release ImgU viewfinder buffers";
+ if (!data->vfStream_.active_) {
+ ret = viewfinder_.dev->releaseBuffers();
+ if (ret)
+ LOG(IPU3, Error) << "Failed to release ImgU viewfinder buffers";
+ }
ret = input_->releaseBuffers();
if (ret)
diff --git a/src/libcamera/pipeline/rkisp1/rkisp1.cpp b/src/libcamera/pipeline/rkisp1/rkisp1.cpp
index ba8f93e8..d669d2de 100644
--- a/src/libcamera/pipeline/rkisp1/rkisp1.cpp
+++ b/src/libcamera/pipeline/rkisp1/rkisp1.cpp
@@ -51,7 +51,7 @@ struct RkISP1FrameInfo {
FrameBuffer *paramBuffer;
FrameBuffer *statBuffer;
- Buffer *videoBuffer;
+ FrameBuffer *videoBuffer;
bool paramFilled;
bool paramDequeued;
@@ -67,7 +67,6 @@ public:
int destroy(unsigned int frame);
RkISP1FrameInfo *find(unsigned int frame);
- RkISP1FrameInfo *find(Buffer *buffer);
RkISP1FrameInfo *find(FrameBuffer *buffer);
RkISP1FrameInfo *find(Request *request);
@@ -87,7 +86,7 @@ public:
setDelay(QueueBuffers, -1, 10);
}
- void bufferReady(Buffer *buffer)
+ void bufferReady(FrameBuffer *buffer)
{
/*
* Calculate SOE by taking the end of DMA set by the kernel and applying
@@ -205,7 +204,7 @@ private:
int initLinks();
int createCamera(MediaEntity *sensor);
void tryCompleteRequest(Request *request);
- void bufferReady(Buffer *buffer);
+ void bufferReady(FrameBuffer *buffer);
void paramReady(FrameBuffer *buffer);
void statReady(FrameBuffer *buffer);
@@ -243,7 +242,7 @@ RkISP1FrameInfo *RkISP1Frames::create(unsigned int frame, Request *request, Stre
}
FrameBuffer *statBuffer = pipe_->availableStatBuffers_.front();
- Buffer *videoBuffer = request->findBuffer(stream);
+ FrameBuffer *videoBuffer = request->findBuffer(stream);
if (!videoBuffer) {
LOG(RkISP1, Error)
<< "Attempt to queue request with invalid stream";
@@ -296,26 +295,14 @@ RkISP1FrameInfo *RkISP1Frames::find(unsigned int frame)
return nullptr;
}
-RkISP1FrameInfo *RkISP1Frames::find(Buffer *buffer)
-{
- for (auto &itInfo : frameInfo_) {
- RkISP1FrameInfo *info = itInfo.second;
-
- if (info->videoBuffer == buffer)
- return info;
- }
-
- LOG(RkISP1, Error) << "Can't locate info from buffer";
- return nullptr;
-}
-
RkISP1FrameInfo *RkISP1Frames::find(FrameBuffer *buffer)
{
for (auto &itInfo : frameInfo_) {
RkISP1FrameInfo *info = itInfo.second;
if (info->paramBuffer == buffer ||
- info->statBuffer == buffer)
+ info->statBuffer == buffer ||
+ info->videoBuffer == buffer)
return info;
}
@@ -692,18 +679,9 @@ int PipelineHandlerRkISP1::allocateBuffers(Camera *camera,
const std::set<Stream *> &streams)
{
RkISP1CameraData *data = cameraData(camera);
- Stream *stream = *streams.begin();
unsigned int count = 1;
int ret;
- if (stream->memoryType() == InternalMemory)
- ret = video_->exportBuffers(&stream->bufferPool());
- else
- ret = video_->importBuffers(&stream->bufferPool());
-
- if (ret)
- return ret;
-
unsigned int maxBuffers = 0;
for (const Stream *s : camera->streams())
maxBuffers = std::max(maxBuffers, s->configuration().bufferCount);
@@ -769,9 +747,6 @@ int PipelineHandlerRkISP1::freeBuffers(Camera *camera,
if (stat_->releaseBuffers())
LOG(RkISP1, Error) << "Failed to release stat buffers";
- if (video_->releaseBuffers())
- LOG(RkISP1, Error) << "Failed to release video buffers";
-
return 0;
}
@@ -975,7 +950,7 @@ bool PipelineHandlerRkISP1::match(DeviceEnumerator *enumerator)
if (param_->open() < 0)
return false;
- video_->bufferReady.connect(this, &PipelineHandlerRkISP1::bufferReady);
+ video_->frameBufferReady.connect(this, &PipelineHandlerRkISP1::bufferReady);
stat_->frameBufferReady.connect(this, &PipelineHandlerRkISP1::statReady);
param_->frameBufferReady.connect(this, &PipelineHandlerRkISP1::paramReady);
@@ -1024,7 +999,7 @@ void PipelineHandlerRkISP1::tryCompleteRequest(Request *request)
completeRequest(activeCamera_, request);
}
-void PipelineHandlerRkISP1::bufferReady(Buffer *buffer)
+void PipelineHandlerRkISP1::bufferReady(FrameBuffer *buffer)
{
ASSERT(activeCamera_);
RkISP1CameraData *data = cameraData(activeCamera_);
diff --git a/src/libcamera/pipeline/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo.cpp
index b72841ed..66380e29 100644
--- a/src/libcamera/pipeline/uvcvideo.cpp
+++ b/src/libcamera/pipeline/uvcvideo.cpp
@@ -42,7 +42,7 @@ public:
}
int init(MediaEntity *entity);
- void bufferReady(Buffer *buffer);
+ void bufferReady(FrameBuffer *buffer);
V4L2VideoDevice *video_;
Stream stream_;
@@ -225,23 +225,13 @@ void PipelineHandlerUVC::freeFrameBuffers(Camera *camera, Stream *stream)
int PipelineHandlerUVC::allocateBuffers(Camera *camera,
const std::set<Stream *> &streams)
{
- UVCCameraData *data = cameraData(camera);
- Stream *stream = *streams.begin();
- const StreamConfiguration &cfg = stream->configuration();
-
- LOG(UVC, Debug) << "Requesting " << cfg.bufferCount << " buffers";
-
- if (stream->memoryType() == InternalMemory)
- return data->video_->exportBuffers(&stream->bufferPool());
- else
- return data->video_->importBuffers(&stream->bufferPool());
+ return 0;
}
int PipelineHandlerUVC::freeBuffers(Camera *camera,
const std::set<Stream *> &streams)
{
- UVCCameraData *data = cameraData(camera);
- return data->video_->releaseBuffers();
+ return 0;
}
int PipelineHandlerUVC::start(Camera *camera)
@@ -295,7 +285,7 @@ int PipelineHandlerUVC::processControls(UVCCameraData *data, Request *request)
int PipelineHandlerUVC::queueRequestDevice(Camera *camera, Request *request)
{
UVCCameraData *data = cameraData(camera);
- Buffer *buffer = request->findBuffer(&data->stream_);
+ FrameBuffer *buffer = request->findBuffer(&data->stream_);
if (!buffer) {
LOG(UVC, Error)
<< "Attempt to queue request with invalid stream";
@@ -362,7 +352,7 @@ int UVCCameraData::init(MediaEntity *entity)
if (ret)
return ret;
- video_->bufferReady.connect(this, &UVCCameraData::bufferReady);
+ video_->frameBufferReady.connect(this, &UVCCameraData::bufferReady);
/* Initialise the supported controls. */
const ControlInfoMap &controls = video_->controls();
@@ -402,7 +392,7 @@ int UVCCameraData::init(MediaEntity *entity)
return 0;
}
-void UVCCameraData::bufferReady(Buffer *buffer)
+void UVCCameraData::bufferReady(FrameBuffer *buffer)
{
Request *request = buffer->request();
diff --git a/src/libcamera/pipeline/vimc.cpp b/src/libcamera/pipeline/vimc.cpp
index 3fb5cacd..5e0f5c63 100644
--- a/src/libcamera/pipeline/vimc.cpp
+++ b/src/libcamera/pipeline/vimc.cpp
@@ -55,7 +55,7 @@ public:
}
int init(MediaDevice *media);
- void bufferReady(Buffer *buffer);
+ void bufferReady(FrameBuffer *buffer);
CameraSensor *sensor_;
V4L2Subdevice *debayer_;
@@ -291,23 +291,13 @@ void PipelineHandlerVimc::freeFrameBuffers(Camera *camera, Stream *stream)
int PipelineHandlerVimc::allocateBuffers(Camera *camera,
const std::set<Stream *> &streams)
{
- VimcCameraData *data = cameraData(camera);
- Stream *stream = *streams.begin();
- const StreamConfiguration &cfg = stream->configuration();
-
- LOG(VIMC, Debug) << "Requesting " << cfg.bufferCount << " buffers";
-
- if (stream->memoryType() == InternalMemory)
- return data->video_->exportBuffers(&stream->bufferPool());
- else
- return data->video_->importBuffers(&stream->bufferPool());
+ return 0;
}
int PipelineHandlerVimc::freeBuffers(Camera *camera,
const std::set<Stream *> &streams)
{
- VimcCameraData *data = cameraData(camera);
- return data->video_->releaseBuffers();
+ return 0;
}
int PipelineHandlerVimc::start(Camera *camera)
@@ -355,7 +345,7 @@ int PipelineHandlerVimc::processControls(VimcCameraData *data, Request *request)
int PipelineHandlerVimc::queueRequestDevice(Camera *camera, Request *request)
{
VimcCameraData *data = cameraData(camera);
- Buffer *buffer = request->findBuffer(&data->stream_);
+ FrameBuffer *buffer = request->findBuffer(&data->stream_);
if (!buffer) {
LOG(VIMC, Error)
<< "Attempt to queue request with invalid stream";
@@ -447,7 +437,7 @@ int VimcCameraData::init(MediaDevice *media)
if (video_->open())
return -ENODEV;
- video_->bufferReady.connect(this, &VimcCameraData::bufferReady);
+ video_->frameBufferReady.connect(this, &VimcCameraData::bufferReady);
raw_ = new V4L2VideoDevice(media->getEntityByName("Raw Capture 1"));
if (raw_->open())
@@ -484,7 +474,7 @@ int VimcCameraData::init(MediaDevice *media)
return 0;
}
-void VimcCameraData::bufferReady(Buffer *buffer)
+void VimcCameraData::bufferReady(FrameBuffer *buffer)
{
Request *request = buffer->request();
diff --git a/src/libcamera/pipeline_handler.cpp b/src/libcamera/pipeline_handler.cpp
index 11d68456..f6fb0974 100644
--- a/src/libcamera/pipeline_handler.cpp
+++ b/src/libcamera/pipeline_handler.cpp
@@ -472,7 +472,7 @@ int PipelineHandler::queueRequest(Camera *camera, Request *request)
* otherwise
*/
bool PipelineHandler::completeBuffer(Camera *camera, Request *request,
- Buffer *buffer)
+ FrameBuffer *buffer)
{
camera->bufferCompleted.emit(request, buffer);
return request->completeBuffer(buffer);
diff --git a/src/libcamera/request.cpp b/src/libcamera/request.cpp
index 4268e314..ea33736f 100644
--- a/src/libcamera/request.cpp
+++ b/src/libcamera/request.cpp
@@ -75,11 +75,6 @@ Request::Request(Camera *camera, uint64_t cookie)
Request::~Request()
{
- for (auto it : bufferMap_) {
- Buffer *buffer = it.second;
- delete buffer;
- }
-
delete metadata_;
delete controls_;
delete validator_;
@@ -106,18 +101,19 @@ Request::~Request()
* \brief Retrieve the request's streams to buffers map
*
* Return a reference to the map that associates each Stream part of the
- * request to the Buffer the Stream output should be directed to.
+ * request to the FrameBuffer the Stream output should be directed to.
*
- * \return The map of Stream to Buffer
+ * \return The map of Stream to FrameBuffer
*/
/**
- * \brief Store a Buffer with its associated Stream in the Request
+ * \brief Add a FrameBuffer with its associated Stream to the Request
* \param[in] stream The stream the buffer belongs to
- * \param[in] buffer The Buffer to store in the request
+ * \param[in] buffer The FrameBuffer to add to the request
*
- * Ownership of the buffer is passed to the request. It will be deleted when
- * the request is destroyed after completing.
+ * A reference to the buffer is stored in the request. The caller is responsible
+ * for ensuring that the buffer will remain valid until the request complete
+ * callback is called.
*
* A request can only contain one buffer per stream. If a buffer has already
* been added to the request for the same stream, this method returns -EEXIST.
@@ -126,7 +122,7 @@ Request::~Request()
* \retval -EEXIST The request already contains a buffer for the stream
* \retval -EINVAL The buffer does not reference a valid Stream
*/
-int Request::addBuffer(Stream *stream, std::unique_ptr<Buffer> buffer)
+int Request::addBuffer(Stream *stream, FrameBuffer *buffer)
{
if (!stream) {
LOG(Request, Error) << "Invalid stream reference";
@@ -135,13 +131,13 @@ int Request::addBuffer(Stream *stream, std::unique_ptr<Buffer> buffer)
auto it = bufferMap_.find(stream);
if (it != bufferMap_.end()) {
- LOG(Request, Error) << "Buffer already set for stream";
+ LOG(Request, Error) << "FrameBuffer already set for stream";
return -EEXIST;
}
buffer->request_ = this;
- pending_.insert(buffer.get());
- bufferMap_[stream] = buffer.release();
+ pending_.insert(buffer);
+ bufferMap_[stream] = buffer;
return 0;
}
@@ -161,7 +157,7 @@ int Request::addBuffer(Stream *stream, std::unique_ptr<Buffer> buffer)
* \return The buffer associated with the stream, or nullptr if the stream is
* not part of this request
*/
-Buffer *Request::findBuffer(Stream *stream) const
+FrameBuffer *Request::findBuffer(Stream *stream) const
{
auto it = bufferMap_.find(stream);
if (it == bufferMap_.end())
@@ -231,7 +227,7 @@ void Request::complete()
* \return True if all buffers contained in the request have completed, false
* otherwise
*/
-bool Request::completeBuffer(Buffer *buffer)
+bool Request::completeBuffer(FrameBuffer *buffer)
{
int ret = pending_.erase(buffer);
ASSERT(ret == 1);
diff --git a/src/qcam/main_window.cpp b/src/qcam/main_window.cpp
index ca3464ba..701a2b9a 100644
--- a/src/qcam/main_window.cpp
+++ b/src/qcam/main_window.cpp
@@ -23,7 +23,7 @@
using namespace libcamera;
MainWindow::MainWindow(CameraManager *cm, const OptionsParser::Options &options)
- : options_(options), isCapturing_(false)
+ : options_(options), allocator_(nullptr), isCapturing_(false)
{
int ret;
@@ -37,8 +37,10 @@ MainWindow::MainWindow(CameraManager *cm, const OptionsParser::Options &options)
adjustSize();
ret = openCamera(cm);
- if (!ret)
+ if (!ret) {
+ allocator_ = FrameBufferAllocator::create(camera_);
ret = startCapture();
+ }
if (ret < 0)
QTimer::singleShot(0, QCoreApplication::instance(),
@@ -49,6 +51,7 @@ MainWindow::~MainWindow()
{
if (camera_) {
stopCapture();
+ delete allocator_;
camera_->release();
camera_.reset();
}
@@ -176,8 +179,14 @@ int MainWindow::startCapture()
return ret;
}
+ ret = allocator_->allocate(stream);
+ if (ret < 0) {
+ std::cerr << "Failed to allocate capture buffers" << std::endl;
+ return ret;
+ }
+
std::vector<Request *> requests;
- for (unsigned int i = 0; i < cfg.bufferCount; ++i) {
+ for (const std::unique_ptr<FrameBuffer> &buffer : allocator_->buffers(stream)) {
Request *request = camera_->createRequest();
if (!request) {
std::cerr << "Can't create request" << std::endl;
@@ -185,13 +194,7 @@ int MainWindow::startCapture()
goto error;
}
- std::unique_ptr<Buffer> buffer = stream->createBuffer(i);
- if (!buffer) {
- std::cerr << "Can't create buffer " << i << std::endl;
- goto error;
- }
-
- ret = request->addBuffer(stream, std::move(buffer));
+ ret = request->addBuffer(stream, buffer.get());
if (ret < 0) {
std::cerr << "Can't set buffer for request" << std::endl;
goto error;
@@ -254,11 +257,11 @@ void MainWindow::requestComplete(Request *request)
if (request->status() == Request::RequestCancelled)
return;
- const std::map<Stream *, Buffer *> &buffers = request->buffers();
+ const std::map<Stream *, FrameBuffer *> &buffers = request->buffers();
framesCaptured_++;
- Buffer *buffer = buffers.begin()->second;
+ FrameBuffer *buffer = buffers.begin()->second;
const FrameMetadata &metadata = buffer->metadata();
double fps = metadata.timestamp - lastBufferTime_;
@@ -281,28 +284,21 @@ void MainWindow::requestComplete(Request *request)
for (auto it = buffers.begin(); it != buffers.end(); ++it) {
Stream *stream = it->first;
- Buffer *buffer = it->second;
- unsigned int index = buffer->index();
-
- std::unique_ptr<Buffer> newBuffer = stream->createBuffer(index);
- if (!newBuffer) {
- std::cerr << "Can't create buffer" << std::endl;
- return;
- }
+ FrameBuffer *buffer = it->second;
- request->addBuffer(stream, std::move(newBuffer));
+ request->addBuffer(stream, buffer);
}
camera_->queueRequest(request);
}
-int MainWindow::display(Buffer *buffer)
+int MainWindow::display(FrameBuffer *buffer)
{
- if (buffer->mem()->planes().size() != 1)
+ if (buffer->planes().size() != 1)
return -EINVAL;
/* \todo Once the FrameBuffer is done cache mapped memory. */
- const FrameBuffer::Plane &plane = buffer->mem()->planes().front();
+ const FrameBuffer::Plane &plane = buffer->planes().front();
void *memory = mmap(NULL, plane.length, PROT_READ, MAP_SHARED,
plane.fd.fd(), 0);
diff --git a/src/qcam/main_window.h b/src/qcam/main_window.h
index 0786e915..05cde4ce 100644
--- a/src/qcam/main_window.h
+++ b/src/qcam/main_window.h
@@ -14,8 +14,10 @@
#include <QObject>
#include <QTimer>
+#include <libcamera/buffer.h>
#include <libcamera/camera.h>
#include <libcamera/camera_manager.h>
+#include <libcamera/framebuffer_allocator.h>
#include <libcamera/stream.h>
#include "../cam/options.h"
@@ -49,7 +51,7 @@ private:
void stopCapture();
void requestComplete(Request *request);
- int display(Buffer *buffer);
+ int display(FrameBuffer *buffer);
QString title_;
QTimer titleTimer_;
@@ -57,6 +59,8 @@ private:
const OptionsParser::Options &options_;
std::shared_ptr<Camera> camera_;
+ FrameBufferAllocator *allocator_;
+
bool isCapturing_;
std::unique_ptr<CameraConfiguration> config_;
diff --git a/src/v4l2/v4l2_camera.cpp b/src/v4l2/v4l2_camera.cpp
index e4a03c41..10db15d6 100644
--- a/src/v4l2/v4l2_camera.cpp
+++ b/src/v4l2/v4l2_camera.cpp
@@ -16,24 +16,15 @@ using namespace libcamera;
LOG_DECLARE_CATEGORY(V4L2Compat);
-V4L2FrameMetadata::V4L2FrameMetadata(Buffer *buffer)
- : index_(buffer->index()),
- bytesused_(buffer->metadata().planes[0].bytesused),
- timestamp_(buffer->metadata().timestamp),
- sequence_(buffer->metadata().sequence),
- status_(buffer->metadata().status)
-{
-}
-
V4L2Camera::V4L2Camera(std::shared_ptr<Camera> camera)
- : camera_(camera), isRunning_(false)
+ : camera_(camera), isRunning_(false), bufferAllocator_(nullptr)
{
camera_->requestCompleted.connect(this, &V4L2Camera::requestComplete);
}
V4L2Camera::~V4L2Camera()
{
- camera_->release();
+ close();
}
int V4L2Camera::open()
@@ -50,11 +41,16 @@ int V4L2Camera::open()
return -EINVAL;
}
+ bufferAllocator_ = FrameBufferAllocator::create(camera_);
+
return 0;
}
void V4L2Camera::close()
{
+ delete bufferAllocator_;
+ bufferAllocator_ = nullptr;
+
camera_->release();
}
@@ -63,12 +59,12 @@ void V4L2Camera::getStreamConfig(StreamConfiguration *streamConfig)
*streamConfig = config_->at(0);
}
-std::vector<V4L2FrameMetadata> V4L2Camera::completedBuffers()
+std::vector<V4L2Camera::Buffer> V4L2Camera::completedBuffers()
{
- std::vector<V4L2FrameMetadata> v;
+ std::vector<Buffer> v;
bufferLock_.lock();
- for (std::unique_ptr<V4L2FrameMetadata> &metadata : completedBuffers_)
+ for (std::unique_ptr<Buffer> &metadata : completedBuffers_)
v.push_back(*metadata.get());
completedBuffers_.clear();
bufferLock_.unlock();
@@ -83,9 +79,9 @@ void V4L2Camera::requestComplete(Request *request)
/* We only have one stream at the moment. */
bufferLock_.lock();
- Buffer *buffer = request->buffers().begin()->second;
- std::unique_ptr<V4L2FrameMetadata> metadata =
- utils::make_unique<V4L2FrameMetadata>(buffer);
+ FrameBuffer *buffer = request->buffers().begin()->second;
+ std::unique_ptr<Buffer> metadata =
+ utils::make_unique<Buffer>(request->cookie(), buffer->metadata());
completedBuffers_.push_back(std::move(metadata));
bufferLock_.unlock();
@@ -126,18 +122,31 @@ int V4L2Camera::configure(StreamConfiguration *streamConfigOut,
int V4L2Camera::allocBuffers(unsigned int count)
{
int ret = camera_->allocateBuffers();
- return ret == -EACCES ? -EBUSY : ret;
+ if (ret)
+ return ret == -EACCES ? -EBUSY : ret;
+
+ Stream *stream = *camera_->streams().begin();
+
+ return bufferAllocator_->allocate(stream);
}
void V4L2Camera::freeBuffers()
{
+ Stream *stream = *camera_->streams().begin();
+ bufferAllocator_->free(stream);
camera_->freeBuffers();
}
FileDescriptor V4L2Camera::getBufferFd(unsigned int index)
{
Stream *stream = *camera_->streams().begin();
- return stream->buffers()[index].planes()[0].fd;
+ const std::vector<std::unique_ptr<FrameBuffer>> &buffers =
+ bufferAllocator_->buffers(stream);
+
+ if (buffers.size() <= index)
+ return FileDescriptor();
+
+ return buffers[index]->planes()[0].fd;
}
int V4L2Camera::streamOn()
@@ -180,21 +189,16 @@ int V4L2Camera::streamOff()
int V4L2Camera::qbuf(unsigned int index)
{
- Stream *stream = config_->at(0).stream();
- std::unique_ptr<Buffer> buffer = stream->createBuffer(index);
- if (!buffer) {
- LOG(V4L2Compat, Error) << "Can't create buffer";
- return -ENOMEM;
- }
-
std::unique_ptr<Request> request =
- std::unique_ptr<Request>(camera_->createRequest());
+ std::unique_ptr<Request>(camera_->createRequest(index));
if (!request) {
LOG(V4L2Compat, Error) << "Can't create request";
return -ENOMEM;
}
- int ret = request->addBuffer(stream, std::move(buffer));
+ Stream *stream = config_->at(0).stream();
+ FrameBuffer *buffer = bufferAllocator_->buffers(stream)[index].get();
+ int ret = request->addBuffer(stream, buffer);
if (ret < 0) {
LOG(V4L2Compat, Error) << "Can't set buffer for request";
return -ENOMEM;
diff --git a/src/v4l2/v4l2_camera.h b/src/v4l2/v4l2_camera.h
index 06eab0e1..f1f04d9e 100644
--- a/src/v4l2/v4l2_camera.h
+++ b/src/v4l2/v4l2_camera.h
@@ -9,50 +9,38 @@
#define __V4L2_CAMERA_H__
#include <deque>
-#include <linux/videodev2.h>
#include <mutex>
+#include <utility>
#include <libcamera/buffer.h>
#include <libcamera/camera.h>
#include <libcamera/file_descriptor.h>
+#include <libcamera/framebuffer_allocator.h>
#include "semaphore.h"
using namespace libcamera;
-class V4L2FrameMetadata
+class V4L2Camera : public Object
{
public:
- V4L2FrameMetadata(Buffer *buffer);
-
- int index() const { return index_; }
-
- unsigned int bytesused() const { return bytesused_; }
- uint64_t timestamp() const { return timestamp_; }
- unsigned int sequence() const { return sequence_; }
-
- FrameMetadata::Status status() const { return status_; }
-
-private:
- int index_;
+ struct Buffer {
+ Buffer(unsigned int index, const FrameMetadata &data)
+ : index(index), data(data)
+ {
+ }
- unsigned int bytesused_;
- uint64_t timestamp_;
- unsigned int sequence_;
+ unsigned int index;
+ FrameMetadata data;
+ };
- FrameMetadata::Status status_;
-};
-
-class V4L2Camera : public Object
-{
-public:
V4L2Camera(std::shared_ptr<Camera> camera);
~V4L2Camera();
int open();
void close();
void getStreamConfig(StreamConfiguration *streamConfig);
- std::vector<V4L2FrameMetadata> completedBuffers();
+ std::vector<Buffer> completedBuffers();
int configure(StreamConfiguration *streamConfigOut,
const Size &size, PixelFormat pixelformat,
@@ -78,9 +66,10 @@ private:
bool isRunning_;
std::mutex bufferLock_;
+ FrameBufferAllocator *bufferAllocator_;
std::deque<std::unique_ptr<Request>> pendingRequests_;
- std::deque<std::unique_ptr<V4L2FrameMetadata>> completedBuffers_;
+ std::deque<std::unique_ptr<Buffer>> completedBuffers_;
};
#endif /* __V4L2_CAMERA_H__ */
diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp
index 5158eac4..28e58722 100644
--- a/src/v4l2/v4l2_camera_proxy.cpp
+++ b/src/v4l2/v4l2_camera_proxy.cpp
@@ -187,17 +187,18 @@ void V4L2CameraProxy::querycap(std::shared_ptr<Camera> camera)
void V4L2CameraProxy::updateBuffers()
{
- std::vector<V4L2FrameMetadata> completedBuffers = vcam_->completedBuffers();
- for (V4L2FrameMetadata &fmd : completedBuffers) {
- struct v4l2_buffer &buf = buffers_[fmd.index()];
+ std::vector<V4L2Camera::Buffer> completedBuffers = vcam_->completedBuffers();
+ for (const V4L2Camera::Buffer &buffer : completedBuffers) {
+ const FrameMetadata &fmd = buffer.data;
+ struct v4l2_buffer &buf = buffers_[buffer.index];
- switch (fmd.status()) {
+ switch (fmd.status) {
case FrameMetadata::FrameSuccess:
- buf.bytesused = fmd.bytesused();
+ buf.bytesused = fmd.planes[0].bytesused;
buf.field = V4L2_FIELD_NONE;
- buf.timestamp.tv_sec = fmd.timestamp() / 1000000000;
- buf.timestamp.tv_usec = fmd.timestamp() % 1000000;
- buf.sequence = fmd.sequence();
+ buf.timestamp.tv_sec = fmd.timestamp / 1000000000;
+ buf.timestamp.tv_usec = fmd.timestamp % 1000000;
+ buf.sequence = fmd.sequence;
buf.flags |= V4L2_BUF_FLAG_DONE;
break;
diff --git a/test/camera/buffer_import.cpp b/test/camera/buffer_import.cpp
index 327db791..f506d1b2 100644
--- a/test/camera/buffer_import.cpp
+++ b/test/camera/buffer_import.cpp
@@ -120,7 +120,7 @@ public:
}
protected:
- void bufferComplete(Request *request, Buffer *buffer)
+ void bufferComplete(Request *request, FrameBuffer *buffer)
{
if (buffer->metadata().status != FrameMetadata::FrameSuccess)
return;
@@ -133,17 +133,16 @@ protected:
if (request->status() != Request::RequestComplete)
return;
- const std::map<Stream *, Buffer *> &buffers = request->buffers();
+ const std::map<Stream *, FrameBuffer *> &buffers = request->buffers();
completeRequestsCount_++;
/* Create a new request. */
Stream *stream = buffers.begin()->first;
- int dmabuf = buffers.begin()->second->dmabufs()[0];
- std::unique_ptr<Buffer> buffer = stream->createBuffer({ dmabuf, -1, -1 });
+ FrameBuffer *buffer = buffers.begin()->second;
request = camera_->createRequest();
- request->addBuffer(stream, std::move(buffer));
+ request->addBuffer(stream, buffer);
camera_->queueRequest(request);
}
@@ -158,9 +157,6 @@ protected:
return TestFail;
}
- StreamConfiguration &cfg = config_->at(0);
- cfg.memoryType = ExternalMemory;
-
return TestPass;
}
@@ -191,17 +187,14 @@ protected:
return TestFail;
std::vector<Request *> requests;
- for (const std::unique_ptr<FrameBuffer> &framebuffer : source.buffers()) {
- int dmabuf = framebuffer->planes()[0].fd.fd();
-
+ for (const std::unique_ptr<FrameBuffer> &buffer : source.buffers()) {
Request *request = camera_->createRequest();
if (!request) {
std::cout << "Failed to create request" << std::endl;
return TestFail;
}
- std::unique_ptr<Buffer> buffer = stream->createBuffer({ dmabuf, -1, -1 });
- if (request->addBuffer(stream, std::move(buffer))) {
+ if (request->addBuffer(stream, buffer.get())) {
std::cout << "Failed to associating buffer with request" << std::endl;
return TestFail;
}
diff --git a/test/camera/capture.cpp b/test/camera/capture.cpp
index 0d9ffc47..de879ee4 100644
--- a/test/camera/capture.cpp
+++ b/test/camera/capture.cpp
@@ -26,7 +26,7 @@ protected:
unsigned int completeBuffersCount_;
unsigned int completeRequestsCount_;
- void bufferComplete(Request *request, Buffer *buffer)
+ void bufferComplete(Request *request, FrameBuffer *buffer)
{
if (buffer->metadata().status != FrameMetadata::FrameSuccess)
return;
@@ -39,17 +39,16 @@ protected:
if (request->status() != Request::RequestComplete)
return;
- const std::map<Stream *, Buffer *> &buffers = request->buffers();
+ const std::map<Stream *, FrameBuffer *> &buffers = request->buffers();
completeRequestsCount_++;
/* Create a new request. */
Stream *stream = buffers.begin()->first;
- Buffer *buffer = buffers.begin()->second;
- std::unique_ptr<Buffer> newBuffer = stream->createBuffer(buffer->index());
+ FrameBuffer *buffer = buffers.begin()->second;
request = camera_->createRequest();
- request->addBuffer(stream, std::move(newBuffer));
+ request->addBuffer(stream, buffer);
camera_->queueRequest(request);
}
@@ -64,9 +63,16 @@ protected:
return TestFail;
}
+ allocator_ = FrameBufferAllocator::create(camera_);
+
return TestPass;
}
+ void cleanup() override
+ {
+ delete allocator_;
+ }
+
int run() override
{
StreamConfiguration &cfg = config_->at(0);
@@ -87,21 +93,20 @@ protected:
}
Stream *stream = cfg.stream();
+
+ int ret = allocator_->allocate(stream);
+ if (ret < 0)
+ return TestFail;
+
std::vector<Request *> requests;
- for (unsigned int i = 0; i < cfg.bufferCount; ++i) {
+ for (const std::unique_ptr<FrameBuffer> &buffer : allocator_->buffers(stream)) {
Request *request = camera_->createRequest();
if (!request) {
cout << "Failed to create request" << endl;
return TestFail;
}
- std::unique_ptr<Buffer> buffer = stream->createBuffer(i);
- if (!buffer) {
- cout << "Failed to create buffer " << i << endl;
- return TestFail;
- }
-
- if (request->addBuffer(stream, std::move(buffer))) {
+ if (request->addBuffer(stream, buffer.get())) {
cout << "Failed to associating buffer with request" << endl;
return TestFail;
}
@@ -134,10 +139,12 @@ protected:
while (timer.isRunning())
dispatcher->processEvents();
- if (completeRequestsCount_ <= cfg.bufferCount * 2) {
+ unsigned int nbuffers = allocator_->buffers(stream).size();
+
+ if (completeRequestsCount_ <= nbuffers * 2) {
cout << "Failed to capture enough frames (got "
<< completeRequestsCount_ << " expected at least "
- << cfg.bufferCount * 2 << ")" << endl;
+ << nbuffers * 2 << ")" << endl;
return TestFail;
}
@@ -160,6 +167,7 @@ protected:
}
std::unique_ptr<CameraConfiguration> config_;
+ FrameBufferAllocator *allocator_;
};
} /* namespace */
diff --git a/test/camera/statemachine.cpp b/test/camera/statemachine.cpp
index f627b8f3..f3a7ca7c 100644
--- a/test/camera/statemachine.cpp
+++ b/test/camera/statemachine.cpp
@@ -185,6 +185,12 @@ protected:
if (camera_->allocateBuffers())
return TestFail;
+ /* Use internally allocated buffers. */
+ allocator_ = FrameBufferAllocator::create(camera_);
+ Stream *stream = *camera_->streams().begin();
+ if (allocator_->allocate(stream) < 0)
+ return TestFail;
+
if (camera_->start())
return TestFail;
@@ -218,8 +224,7 @@ protected:
return TestFail;
Stream *stream = *camera_->streams().begin();
- std::unique_ptr<Buffer> buffer = stream->createBuffer(0);
- if (request->addBuffer(stream, std::move(buffer)))
+ if (request->addBuffer(stream, allocator_->buffers(stream)[0].get()))
return TestFail;
if (camera_->queueRequest(request))
@@ -229,6 +234,8 @@ protected:
if (camera_->stop())
return TestFail;
+ delete allocator_;
+
if (camera_->freeBuffers())
return TestFail;
@@ -283,6 +290,7 @@ protected:
}
std::unique_ptr<CameraConfiguration> defconf_;
+ FrameBufferAllocator *allocator_;
};
} /* namespace */
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-18 11:30:27 +0000