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2020-08-03libcamera: ipu3: Do not overwrite StreamConfigurationJacopo Mondi
The validate function overwrites the generated StreamConfiguration with the one reported by the CIO2 unit when inspecting the RAW stream configuration. As we prepare to add StreamFormats to the IPU3 StreamConfiguration, assigning to the CIO2 generated configuration would delete the StreamFormats. Fix this by updating relevant fields only in order to keep the assigned StreamFormats. Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2020-08-03libcamera: ipu3: cio2: Report format and sizesJacopo Mondi
Add two methods to the CIO2Device class to retrieve all the supported PixelFormats and sizes. Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2020-08-03libcamera: ipu3: Make sure the config is validJacopo Mondi
Inspect the return status of validate() in the IPU3 pipeline handler generateConfigurtion() implementation. If the generated configuration is not valid, return a an empty configuration to the application. Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2020-08-03libcamera: ipu3: Remove streams from generateConfigurationJacopo Mondi
Remove stream assignment from the IPU3 pipeline handler generateConfiguration() implementation. The function aims to provide a suitable default for the requested use cases. Defer stream assignment to validation and only initialize sizes and formats. Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2020-08-03libcamera: geometry: Add isNull() function to Rectangle classJacopo Mondi
It's common for code to check if a rectangle is null. Add a helper function to do so and test the function in test/geometry.cpp Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2020-08-03libcamera: utils: Add alignUp and alignDown functionsJacopo Mondi
Add to libcamera utils library two functions to round up or down a value to an alignment and add a test in test/utils.cpp for the two new functions. Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2020-08-03libcamera: ipu3: Rename mbusCodesToInfoJacopo Mondi
The mbusCodesToInfo map actually maps media bus codes to PixelFormat instances. Rename the map according to its actual function and while at it drop the 'static' keyword as the map is already defined in an anonymous namespace. Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
2020-08-03libcamera: device_enumerator_udev: Initialize monitor_ and notifier_ to nullptrNiklas Söderlund
The monitor_ and notifier_ pointers are acted on in the destructor if not set to nullptr, the pointers are however first initialized in init() and enumerate(). Avoid acting on uninitialized pointers by initializing them to nullptr in the constructor. Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Umang Jain <email@uajain.com>
2020-07-31libcamera: camera: Ensure deletion via deleteLater()Umang Jain
Object::deleteLater() ensures that the deletion of the Object takes place in a thread it is bound to. Deleting the Object in a different thread is a violation according to the libcamera threading model. On hot-unplug of a currently streaming camera, the last reference of Camera when dropped from the application /* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * libcamera V4L2 M2M video device tests */ #include <iostream> #include <libcamera/framebuffer.h> #include <libcamera/base/event_dispatcher.h> #include <libcamera/base/thread.h> #include <libcamera/base/timer.h> #include "libcamera/internal/device_enumerator.h" #include "libcamera/internal/media_device.h" #include "libcamera/internal/v4l2_videodevice.h" #include "test.h" using namespace std; using namespace libcamera; class V4L2M2MDeviceTest : public Test { public: V4L2M2MDeviceTest() : vim2m_(nullptr), outputFrames_(0), captureFrames_(0) { } void outputBufferComplete(FrameBuffer *buffer) { cout << "Received output buffer" << endl; outputFrames_++; /* Requeue the buffer for further use. */ vim2m_->output()->queueBuffer(buffer); } void receiveCaptureBuffer(FrameBuffer *buffer) { cout << "Received capture buffer" << endl; captureFrames_++; /* Requeue the buffer for further use. */ vim2m_->capture()->queueBuffer(buffer); } protected: int init() { enumerator_ = DeviceEnumerator::create(); if (!enumerator_) { cerr << "Failed to create device enumerator" << endl; return TestFail; } if (enumerator_->enumerate()) { cerr << "Failed to enumerate media devices" << endl; return TestFail; } DeviceMatch dm("vim2m"); dm.add("vim2m-source"); dm.add("vim2m-sink"); media_ = enumerator_->search(dm); if (!media_) { cerr << "No vim2m device found" << endl; return TestSkip; } return TestPass; } int run() { constexpr unsigned int bufferCount = 4; EventDispatcher *dispatcher = Thread::current()->eventDispatcher(); int ret; MediaEntity *entity = media_->getEntityByName("vim2m-source"); vim2m_ = new V4L2M2MDevice(entity->deviceNode()); if (vim2m_->open()) { cerr << "Failed to open VIM2M device" << endl; return TestFail; } V4L2VideoDevice *capture = vim2m_->capture(); V4L2VideoDevice *output = vim2m_->output(); V4L2DeviceFormat format = {}; if (capture->getFormat(&format)) { cerr << "Failed to get capture format" << endl; return TestFail; } format.size.width = 640; format.size.height = 480; if (capture->setFormat(&format)) { cerr << "Failed to set capture format" << endl; return TestFail; } if (output->setFormat(&format)) { cerr << "Failed to set output format" << endl; return TestFail; } ret = capture->allocateBuffers(bufferCount, &captureBuffers_); if (ret < 0) { cerr << "Failed to allocate Capture Buffers" << endl; return TestFail; } ret = output->allocateBuffers(bufferCount, &outputBuffers_); if (ret < 0) { cerr << "Failed to allocate Output Buffers" << endl; return TestFail; } capture->bufferReady.connect(this, &V4L2M2MDeviceTest::receiveCaptureBuffer); output->bufferReady.connect(this, &V4L2M2MDeviceTest::outputBufferComplete); for (const std::unique_ptr<FrameBuffer> &buffer : captureBuffers_) { if (capture->queueBuffer(buffer.get())) { std::cout << "Failed to queue capture buffer" << std::endl; return TestFail; } } for (const std::unique_ptr<FrameBuffer> &buffer : outputBuffers_) { if (output->queueBuffer(buffer.get())) { std::cout << "Failed to queue output buffer" << std::endl; return TestFail; } } ret = capture->streamOn(); if (ret) { cerr << "Failed to streamOn capture" << endl; return TestFail; } ret = output->streamOn(); if (ret) { cerr << "Failed to streamOn output" << endl; return TestFail; } Timer timeout; timeout.start(5000); while (timeout.isRunning()) { dispatcher->processEvents(); if (captureFrames_ > 30) break; } cerr << "Output " << outputFrames_ << " frames" << std::endl; cerr << "Captured " << captureFrames_ << " frames" << std::endl; if (captureFrames_ < 30) { cerr << "Failed to capture 30 frames within timeout." << std::endl; return TestFail; } ret = capture->streamOff(); if (ret) { cerr << "Failed to StreamOff the capture device." << std::endl; return TestFail; } ret = output->streamOff(); if (ret) { cerr << "Failed to StreamOff the output device." << std::endl; return TestFail; } return TestPass; } void cleanup() { delete vim2m_; } private: std::unique_ptr<DeviceEnumerator> enumerator_; std::shared_ptr<MediaDevice> media_; V4L2M2MDevice *vim2m_; std::vector<std::unique_ptr<FrameBuffer>> captureBuffers_; std::vector<std::unique_ptr<FrameBuffer>> outputBuffers_; unsigned int outputFrames_; unsigned int captureFrames_; }; TEST_REGISTER(V4L2M2MDeviceTest) rt@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2020-07-23libcamera: v4l2_subdevice: Replace ImageFormats with a mapNiklas Söderlund
Replace the V4L2Subdevice usage of the ImageFormats class with a std::map and the utils::map_keys() helper. Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2020-07-21libcamera: Add support for RGB565 formatNiklas Söderlund
Add support for RGB565 format. Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2020-07-21libcamera: Add support for planar YVU420 formatNiklas Söderlund
Add support for planar YVU420. Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2020-07-17libcamera: pipeline: ipa: raspberrypi: Use dma heap allocs for LS tablesNaushir Patuck
Remove use of vcsm allocations and replace with dma heap allocations. The pipeline handler now passes the fd of the allocation over to the IPA instead of the raw pointer. Also use libcamera::FileDescriptor for fd lifetime management. This commit must be built alongside the accompanying BCM2835 ISP kernel driver changes at https://github.com/raspberrypi/linux/pull/3715. Otherwise a mismatch will cause undefined behavior. Signed-off-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2020-07-17libcamera: ipa_proxy: Allow stop() on a stopped IPALaurent Pinchart
To make error handling easier in callers, allow the stop() function to be called when the proxy is already stopped, or not started yet. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
2020-07-17libcamera: pipeline: raspberrypi: Start IPA when starting cameraLaurent Pinchart
The IPA is meant to be started when starting the camera, and stopped when stopping it. It was so far started early in order to handle the IPAInterface::processEvent() call related to lens shading table allocation before IPAInterface::configure() to pass the table to the IPA. Now that the lens shading table is passed through configure(), starting the IPA early isn't needed anymore. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
2020-07-17ipa: raspberrypi: Pass sensor config back from configure()Laurent Pinchart
The Raspberry Pi IPA uses the custom RPI_IPA_ACTION_SET_SENSOR_CONFIG frame action to send the sensor staggered write configuration to the pipeline handler when the IPA is configured. Replace this ad-hoc mechanism by passing the corresponding data back from the IPA to the pipeline handler through the configure() response. This allows synchronous handling of the response on the pipeline handler side. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
2020-07-17ipa: raspberrypi: Pass lens shading table through configure() functionLaurent Pinchart
The IPAInterface::configure() function now accepts custom configuration data. Use it to pass the lens shading table instead of using a custom IPA event. This will allow starting the IPA when starting the camera, instead of pre-starting it early in order to process the lens shading table allocation event. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
2020-07-17ipa: raspberrypi: Drop CameraHelper::GetOrientation()Laurent Pinchart
The camera sensor orientation is now handled by the pipeline handler. Drop hardcoded per-sensor orientations from the IPA. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
2020-07-17libcamera: pipeline: raspberrypi: Set sensor flip based on rotationLaurent Pinchart
Instead of receiving sensor orientation configuration from the IPA, retrieve it from the CameraSensor Rotation property, and configure the HFLIP and VFLIP controls accordingly. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
2020-07-17libcamera: pipeline: raspberrypi: Move configureIPA() to RPiCameraDataLaurent Pinchart
The PipelineHandlerRPi::configureIPA() function accesses plenty of member data from the RPiCameraData class and no member from the PipelineHandlerRPi class. Move it to RPiCameraData where it logically belongs. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2020-07-17libcamera: pipeline: raspberrypi: Constify parameter to StaggeredCtrl::set()Laurent Pinchart
The controls parameter of StaggeredCtrl::set(), passed by reference, is not modified by the function. Make it const. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Naushir Patuck <naush@raspberrypi.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2020-07-17libcamera: pipeline: raspberrypi: Drop unused local variableLaurent Pinchart
The controls variable in PipelineHandlerRPi::start() is unused. Drop it. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
2020-07-17libcamera: ipa_interface: Add support for custom IPA data to configure()Laurent Pinchart
Add two new parameters, ipaConfig and result, to the IPAInterface::configure() function to allow pipeline handlers to pass custom data to their IPA, and receive data back. Wire this through the code base. The C API interface will be addressed separately, likely through automation of the C <-> C++ translation. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2020-07-17libcamera: ipa_context_wrapper: Fix bad copy&paste in commentLaurent Pinchart
A comment copied from the IPAInterfaceWrapper incorrectly mentions the IPAInterfaceWrapper class instead of the IPAContextWrapper class. Fix it. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
2020-07-17libcamera: ipa: Document the parameters of the IPA C configure functionLaurent Pinchart
The parameters to the configure() function part of the ipa_context_ops are not documented. Fix that. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>