[libcamera-devel] [PATCH v4 33/37] tests: Remove IPA wrappers test

Laurent Pinchart laurent.pinchart at ideasonboard.com
Thu Nov 26 16:54:58 CET 2020


On Thu, Nov 26, 2020 at 05:53:47PM +0200, Laurent Pinchart wrote:
> Hi Paul,
> 
> Thank you for the patch.
> 
> On Fri, Nov 06, 2020 at 07:37:03PM +0900, Paul Elder wrote:
> > Since we no longer use IPA wrappers, remove the test for it.
> > 
> > Signed-off-by: Paul Elder <paul.elder at ideasonboard.com>
> 
> Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

By the way, one way to avoid squashing this in a huge patch for the
final version will be to move it earlier in the series, with the commit
message updated to state that the wrappers will be removed.

> > ---
> > No change in v4
> > 
> > No change in v3
> > 
> > New in v2
> > ---
> >  test/ipa/ipa_wrappers_test.cpp | 451 ---------------------------------
> >  test/ipa/meson.build           |   1 -
> >  2 files changed, 452 deletions(-)
> >  delete mode 100644 test/ipa/ipa_wrappers_test.cpp
> > 
> > diff --git a/test/ipa/ipa_wrappers_test.cpp b/test/ipa/ipa_wrappers_test.cpp
> > deleted file mode 100644
> > index 0133d8d2..00000000
> > --- a/test/ipa/ipa_wrappers_test.cpp
> > +++ /dev/null
> > @@ -1,451 +0,0 @@
> > -/* SPDX-License-Identifier: GPL-2.0-or-later */
> > -/*
> > - * Copyright (C) 2019, Google Inc.
> > - *
> > - * ipa_wrappers_test.cpp - Test the IPA interface and context wrappers
> > - */
> > -
> > -#include <fcntl.h>
> > -#include <iostream>
> > -#include <memory>
> > -#include <linux/videodev2.h>
> > -#include <sys/stat.h>
> > -#include <unistd.h>
> > -
> > -#include <libcamera/controls.h>
> > -
> > -#include "libcamera/internal/camera_sensor.h"
> > -#include "libcamera/internal/device_enumerator.h"
> > -#include "libcamera/internal/ipa_context_wrapper.h"
> > -#include "libcamera/internal/media_device.h"
> > -#include "libcamera/internal/v4l2_subdevice.h"
> > -
> > -#include "test.h"
> > -
> > -using namespace libcamera;
> > -using namespace std;
> > -
> > -enum Operation {
> > -	Op_init,
> > -	Op_start,
> > -	Op_stop,
> > -	Op_configure,
> > -	Op_mapBuffers,
> > -	Op_unmapBuffers,
> > -	Op_processEvent,
> > -};
> > -
> > -class TestIPAInterface : public IPAInterface
> > -{
> > -public:
> > -	TestIPAInterface()
> > -		: sequence_(0)
> > -	{
> > -	}
> > -
> > -	int init(const IPASettings &settings) override
> > -	{
> > -		if (settings.configurationFile != "/ipa/configuration/file") {
> > -			cerr << "init(): Invalid configuration file" << endl;
> > -			report(Op_init, TestFail);
> > -			return 0;
> > -		}
> > -
> > -		report(Op_init, TestPass);
> > -		return 0;
> > -	}
> > -
> > -	int start() override
> > -	{
> > -		report(Op_start, TestPass);
> > -		return 0;
> > -	}
> > -
> > -	void stop() override
> > -	{
> > -		report(Op_stop, TestPass);
> > -	}
> > -
> > -	void configure(const CameraSensorInfo &sensorInfo,
> > -		       const std::map<unsigned int, IPAStream> &streamConfig,
> > -		       const std::map<unsigned int, const ControlInfoMap &> &entityControls,
> > -		       [[maybe_unused]] const IPAOperationData &ipaConfig,
> > -		       [[maybe_unused]] IPAOperationData *result) override
> > -	{
> > -		/* Verify sensorInfo. */
> > -		if (sensorInfo.outputSize.width != 2560 ||
> > -		    sensorInfo.outputSize.height != 1940) {
> > -			cerr << "configure(): Invalid sensor info size "
> > -			     << sensorInfo.outputSize.toString();
> > -		}
> > -
> > -		/* Verify streamConfig. */
> > -		if (streamConfig.size() != 2) {
> > -			cerr << "configure(): Invalid number of streams "
> > -			     << streamConfig.size() << endl;
> > -			return report(Op_configure, TestFail);
> > -		}
> > -
> > -		auto iter = streamConfig.find(1);
> > -		if (iter == streamConfig.end()) {
> > -			cerr << "configure(): No configuration for stream 1" << endl;
> > -			return report(Op_configure, TestFail);
> > -		}
> > -		const IPAStream *stream = &iter->second;
> > -		if (stream->pixelFormat != V4L2_PIX_FMT_YUYV ||
> > -		    stream->size != Size{ 1024, 768 }) {
> > -			cerr << "configure(): Invalid configuration for stream 1" << endl;
> > -			return report(Op_configure, TestFail);
> > -		}
> > -
> > -		iter = streamConfig.find(2);
> > -		if (iter == streamConfig.end()) {
> > -			cerr << "configure(): No configuration for stream 2" << endl;
> > -			return report(Op_configure, TestFail);
> > -		}
> > -		stream = &iter->second;
> > -		if (stream->pixelFormat != V4L2_PIX_FMT_NV12 ||
> > -		    stream->size != Size{ 800, 600 }) {
> > -			cerr << "configure(): Invalid configuration for stream 2" << endl;
> > -			return report(Op_configure, TestFail);
> > -		}
> > -
> > -		/* Verify entityControls. */
> > -		auto ctrlIter = entityControls.find(42);
> > -		if (ctrlIter == entityControls.end()) {
> > -			cerr << "configure(): Controls not found" << endl;
> > -			return report(Op_configure, TestFail);
> > -		}
> > -
> > -		const ControlInfoMap &infoMap = ctrlIter->second;
> > -
> > -		if (infoMap.count(V4L2_CID_BRIGHTNESS) != 1 ||
> > -		    infoMap.count(V4L2_CID_CONTRAST) != 1 ||
> > -		    infoMap.count(V4L2_CID_SATURATION) != 1) {
> > -			cerr << "configure(): Invalid control IDs" << endl;
> > -			return report(Op_configure, TestFail);
> > -		}
> > -
> > -		report(Op_configure, TestPass);
> > -	}
> > -
> > -	void mapBuffers(const std::vector<IPABuffer> &buffers) override
> > -	{
> > -		if (buffers.size() != 2) {
> > -			cerr << "mapBuffers(): Invalid number of buffers "
> > -			     << buffers.size() << endl;
> > -			return report(Op_mapBuffers, TestFail);
> > -		}
> > -
> > -		if (buffers[0].id != 10 ||
> > -		    buffers[1].id != 11) {
> > -			cerr << "mapBuffers(): Invalid buffer IDs" << endl;
> > -			return report(Op_mapBuffers, TestFail);
> > -		}
> > -
> > -		if (buffers[0].planes.size() != 3 ||
> > -		    buffers[1].planes.size() != 3) {
> > -			cerr << "mapBuffers(): Invalid number of planes" << endl;
> > -			return report(Op_mapBuffers, TestFail);
> > -		}
> > -
> > -		if (buffers[0].planes[0].length != 4096 ||
> > -		    buffers[0].planes[1].length != 0 ||
> > -		    buffers[0].planes[2].length != 0 ||
> > -		    buffers[0].planes[0].length != 4096 ||
> > -		    buffers[1].planes[1].length != 4096 ||
> > -		    buffers[1].planes[2].length != 0) {
> > -			cerr << "mapBuffers(): Invalid length" << endl;
> > -			return report(Op_mapBuffers, TestFail);
> > -		}
> > -
> > -		if (buffers[0].planes[0].fd.fd() == -1 ||
> > -		    buffers[0].planes[1].fd.fd() != -1 ||
> > -		    buffers[0].planes[2].fd.fd() != -1 ||
> > -		    buffers[0].planes[0].fd.fd() == -1 ||
> > -		    buffers[1].planes[1].fd.fd() == -1 ||
> > -		    buffers[1].planes[2].fd.fd() != -1) {
> > -			cerr << "mapBuffers(): Invalid dmabuf" << endl;
> > -			return report(Op_mapBuffers, TestFail);
> > -		}
> > -
> > -		report(Op_mapBuffers, TestPass);
> > -	}
> > -
> > -	void unmapBuffers(const std::vector<unsigned int> &ids) override
> > -	{
> > -		if (ids.size() != 2) {
> > -			cerr << "unmapBuffers(): Invalid number of ids "
> > -			     << ids.size() << endl;
> > -			return report(Op_unmapBuffers, TestFail);
> > -		}
> > -
> > -		if (ids[0] != 10 || ids[1] != 11) {
> > -			cerr << "unmapBuffers(): Invalid buffer IDs" << endl;
> > -			return report(Op_unmapBuffers, TestFail);
> > -		}
> > -
> > -		report(Op_unmapBuffers, TestPass);
> > -	}
> > -
> > -	void processEvent(const IPAOperationData &data) override
> > -	{
> > -		/* Verify operation and data. */
> > -		if (data.operation != Op_processEvent) {
> > -			cerr << "processEvent(): Invalid operation "
> > -			     << data.operation << endl;
> > -			return report(Op_processEvent, TestFail);
> > -		}
> > -
> > -		if (data.data != std::vector<unsigned int>{ 1, 2, 3, 4 }) {
> > -			cerr << "processEvent(): Invalid data" << endl;
> > -			return report(Op_processEvent, TestFail);
> > -		}
> > -
> > -		/* Verify controls. */
> > -		if (data.controls.size() != 1) {
> > -			cerr << "processEvent(): Controls not found" << endl;
> > -			return report(Op_processEvent, TestFail);
> > -		}
> > -
> > -		const ControlList &controls = data.controls[0];
> > -		if (controls.get(V4L2_CID_BRIGHTNESS).get<int32_t>() != 10 ||
> > -		    controls.get(V4L2_CID_CONTRAST).get<int32_t>() != 20 ||
> > -		    controls.get(V4L2_CID_SATURATION).get<int32_t>() != 30) {
> > -			cerr << "processEvent(): Invalid controls" << endl;
> > -			return report(Op_processEvent, TestFail);
> > -		}
> > -
> > -		report(Op_processEvent, TestPass);
> > -	}
> > -
> > -private:
> > -	void report(Operation op, int status)
> > -	{
> > -		IPAOperationData data;
> > -		data.operation = op;
> > -		data.data.resize(1);
> > -		data.data[0] = status;
> > -		queueFrameAction.emit(sequence_++, data);
> > -	}
> > -
> > -	unsigned int sequence_;
> > -};
> > -
> > -#define INVOKE(method, ...) \
> > -	invoke(&IPAInterface::method, Op_##method, #method, ##__VA_ARGS__)
> > -
> > -class IPAWrappersTest : public Test
> > -{
> > -public:
> > -	IPAWrappersTest()
> > -		: subdev_(nullptr), wrapper_(nullptr), sequence_(0), fd_(-1)
> > -	{
> > -	}
> > -
> > -protected:
> > -	int init() override
> > -	{
> > -		/* Locate the VIMC Sensor B subdevice. */
> > -		enumerator_ = unique_ptr<DeviceEnumerator>(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("vimc");
> > -		media_ = enumerator_->search(dm);
> > -		if (!media_) {
> > -			cerr << "No VIMC media device found: skip test" << endl;
> > -			return TestSkip;
> > -		}
> > -
> > -		MediaEntity *entity = media_->getEntityByName("Sensor A");
> > -		if (!entity) {
> > -			cerr << "Unable to find media entity 'Sensor A'" << endl;
> > -			return TestFail;
> > -		}
> > -
> > -		subdev_ = new V4L2Subdevice(entity);
> > -		if (subdev_->open() < 0) {
> > -			cerr << "Unable to open 'Sensor A' subdevice" << endl;
> > -			return TestFail;
> > -		}
> > -
> > -		/* Force usage of the C API as that's what we want to test. */
> > -		int ret = setenv("LIBCAMERA_IPA_FORCE_C_API", "", 1);
> > -		if (ret)
> > -			return TestFail;
> > -
> > -		std::unique_ptr<IPAInterface> intf = std::make_unique<TestIPAInterface>();
> > -		wrapper_ = new IPAContextWrapper(new IPAInterfaceWrapper(std::move(intf)));
> > -		wrapper_->queueFrameAction.connect(this, &IPAWrappersTest::queueFrameAction);
> > -
> > -		/* Create a file descriptor for the buffer-related operations. */
> > -		fd_ = open("/tmp", O_TMPFILE | O_RDWR, 0600);
> > -		if (fd_ == -1)
> > -			return TestFail;
> > -
> > -		ret = ftruncate(fd_, 4096);
> > -		if (ret < 0)
> > -			return TestFail;
> > -
> > -		return TestPass;
> > -	}
> > -
> > -	int run() override
> > -	{
> > -		int ret;
> > -
> > -		/* Test configure(). */
> > -		CameraSensorInfo sensorInfo{
> > -			.model = "sensor",
> > -			.bitsPerPixel = 8,
> > -			.activeAreaSize = { 2576, 1956 },
> > -			.analogCrop = { 8, 8, 2560, 1940 },
> > -			.outputSize = { 2560, 1940 },
> > -			.pixelRate = 96000000,
> > -			.lineLength = 2918,
> > -		};
> > -		std::map<unsigned int, IPAStream> config{
> > -			{ 1, { V4L2_PIX_FMT_YUYV, { 1024, 768 } } },
> > -			{ 2, { V4L2_PIX_FMT_NV12, { 800, 600 } } },
> > -		};
> > -		std::map<unsigned int, const ControlInfoMap &> controlInfo;
> > -		controlInfo.emplace(42, subdev_->controls());
> > -		IPAOperationData ipaConfig;
> > -		ret = INVOKE(configure, sensorInfo, config, controlInfo,
> > -			     ipaConfig, nullptr);
> > -		if (ret == TestFail)
> > -			return TestFail;
> > -
> > -		/* Test mapBuffers(). */
> > -		std::vector<IPABuffer> buffers(2);
> > -		buffers[0].planes.resize(3);
> > -		buffers[0].id = 10;
> > -		buffers[0].planes[0].fd = FileDescriptor(fd_);
> > -		buffers[0].planes[0].length = 4096;
> > -		buffers[1].id = 11;
> > -		buffers[1].planes.resize(3);
> > -		buffers[1].planes[0].fd = FileDescriptor(fd_);
> > -		buffers[1].planes[0].length = 4096;
> > -		buffers[1].planes[1].fd = FileDescriptor(fd_);
> > -		buffers[1].planes[1].length = 4096;
> > -
> > -		ret = INVOKE(mapBuffers, buffers);
> > -		if (ret == TestFail)
> > -			return TestFail;
> > -
> > -		/* Test unmapBuffers(). */
> > -		std::vector<unsigned int> bufferIds = { 10, 11 };
> > -		ret = INVOKE(unmapBuffers, bufferIds);
> > -		if (ret == TestFail)
> > -			return TestFail;
> > -
> > -		/* Test processEvent(). */
> > -		IPAOperationData data;
> > -		data.operation = Op_processEvent;
> > -		data.data = { 1, 2, 3, 4 };
> > -		data.controls.emplace_back(subdev_->controls());
> > -
> > -		ControlList &controls = data.controls.back();
> > -		controls.set(V4L2_CID_BRIGHTNESS, static_cast<int32_t>(10));
> > -		controls.set(V4L2_CID_CONTRAST, static_cast<int32_t>(20));
> > -		controls.set(V4L2_CID_SATURATION, static_cast<int32_t>(30));
> > -
> > -		ret = INVOKE(processEvent, data);
> > -		if (ret == TestFail)
> > -			return TestFail;
> > -
> > -		/*
> > -		 * Test init(), start() and stop() last to ensure nothing in the
> > -		 * wrappers or serializer depends on them being called first.
> > -		 */
> > -		IPASettings settings{
> > -			.configurationFile = "/ipa/configuration/file"
> > -		};
> > -		ret = INVOKE(init, settings);
> > -		if (ret == TestFail) {
> > -			cerr << "Failed to run init()";
> > -			return TestFail;
> > -		}
> > -
> > -		ret = INVOKE(start);
> > -		if (ret == TestFail) {
> > -			cerr << "Failed to run start()";
> > -			return TestFail;
> > -		}
> > -
> > -		ret = INVOKE(stop);
> > -		if (ret == TestFail) {
> > -			cerr << "Failed to run stop()";
> > -			return TestFail;
> > -		}
> > -
> > -		return TestPass;
> > -	}
> > -
> > -	void cleanup() override
> > -	{
> > -		delete wrapper_;
> > -		delete subdev_;
> > -
> > -		if (fd_ != -1)
> > -			close(fd_);
> > -	}
> > -
> > -private:
> > -	template<typename T, typename... Args1, typename... Args2>
> > -	int invoke(T (IPAInterface::*func)(Args1...), Operation op,
> > -		   const char *name, Args2... args)
> > -	{
> > -		data_ = IPAOperationData();
> > -		(wrapper_->*func)(args...);
> > -
> > -		if (frame_ != sequence_) {
> > -			cerr << "IPAInterface::" << name
> > -			     << "(): invalid frame number " << frame_
> > -			     << ", expected " << sequence_;
> > -			return TestFail;
> > -		}
> > -
> > -		sequence_++;
> > -
> > -		if (data_.operation != op) {
> > -			cerr << "IPAInterface::" << name
> > -			     << "(): failed to propagate" << endl;
> > -			return TestFail;
> > -		}
> > -
> > -		if (data_.data[0] != TestPass) {
> > -			cerr << "IPAInterface::" << name
> > -			     << "(): reported an error" << endl;
> > -			return TestFail;
> > -		}
> > -
> > -		return TestPass;
> > -	}
> > -
> > -	void queueFrameAction(unsigned int frame, const IPAOperationData &data)
> > -	{
> > -		frame_ = frame;
> > -		data_ = data;
> > -	}
> > -
> > -	std::shared_ptr<MediaDevice> media_;
> > -	std::unique_ptr<DeviceEnumerator> enumerator_;
> > -	V4L2Subdevice *subdev_;
> > -
> > -	IPAContextWrapper *wrapper_;
> > -	IPAOperationData data_;
> > -	unsigned int sequence_;
> > -	unsigned int frame_;
> > -	int fd_;
> > -};
> > -
> > -TEST_REGISTER(IPAWrappersTest)
> > diff --git a/test/ipa/meson.build b/test/ipa/meson.build
> > index fce58a31..f83bb29e 100644
> > --- a/test/ipa/meson.build
> > +++ b/test/ipa/meson.build
> > @@ -3,7 +3,6 @@
> >  ipa_test = [
> >      ['ipa_module_test',     'ipa_module_test.cpp'],
> >      ['ipa_interface_test',  'ipa_interface_test.cpp'],
> > -    ['ipa_wrappers_test',   'ipa_wrappers_test.cpp'],
> >  ]
> >  
> >  foreach t : ipa_test

-- 
Regards,

Laurent Pinchart


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