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authorDavid Plowman <david.plowman@raspberrypi.com>2020-09-07 08:16:02 +0100
committerKieran Bingham <kieran.bingham@ideasonboard.com>2020-09-29 11:43:07 +0100
commit5c32a0daf5c3ce59491b043bd2e3efd1f7a7d224 (patch)
treef24b147bf8ff981c98ee404d9106b8b74ab3ce02 /test/camera-sensor.cpp
parent4cff3937e1af979ad69d64d7658695950d1c1864 (diff)
libcamera: raspberrypi: Plumb user transform through to IPA
This commit plumbs the user transform from the Raspberry Pi pipeline handler through to the IPA. Note that the transform is actually handled in the sensor (by setting the h/v flip bits), so the IPAs need to understand the orientation of the image they receive. Once in the IPA we add it to the CameraMode description, so that it becomes automatically available to all the individual control algorithms. The IPA configure method has to be reordered just a little so as to fill in the transform in the camera mode before calling SwitchMode. Signed-off-by: David Plowman <david.plowman@raspberrypi.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2020, Google Inc.
 * Copyright (C) 2021, Collabora Ltd.
 *
 * capture_test.cpp - Test camera capture
 */

#include <iostream>

#include <gtest/gtest.h>

#include "environment.h"
#include "simple_capture.h"

using namespace libcamera;

const std::vector<int> NUMREQUESTS = { 1, 2, 3, 5, 8, 13, 21, 34, 55, 89 };
const std::vector<StreamRole> ROLES = { Raw, StillCapture, VideoRecording, Viewfinder };

class SingleStream : public testing::TestWithParam<std::tuple<StreamRole, int>>
{
public:
	static std::string nameParameters(const testing::TestParamInfo<SingleStream::ParamType> &info);

protected:
	void SetUp() override;
	void TearDown() override;

	std::shared_ptr<Camera> camera_;
};

/*
 * We use gtest's SetUp() and TearDown() instead of constructor and destructor
 * in order to be able to assert on them.
 */
void SingleStream::SetUp()
{
	Environment *env = Environment::get();

	camera_ = env->cm()->get(env->cameraId());

	ASSERT_EQ(camera_->acquire(), 0);
}

void SingleStream::TearDown()
{
	if (!camera_)
		return;

	camera_->release();
	camera_.reset();
}

std::string SingleStream::nameParameters(const testing::TestParamInfo<SingleStream::ParamType> &info)
{
	std::map<StreamRole, std::string> rolesMap = { { Raw, "Raw" },
						       { StillCapture, "StillCapture" },
						       { VideoRecording, "VideoRecording" },
						       { Viewfinder, "Viewfinder" } };

	std::string roleName = rolesMap[std::get<0>(info.param)];
	std::string numRequestsName = std::to_string(std::get<1>(info.param));

	return roleName + "_" + numRequestsName;
}

/*
 * Test single capture cycles
 *
 * Makes sure the camera completes the exact number of requests queued. Example
 * failure is a camera that completes less requests than the number of requests
 * queued.
 */
TEST_P(SingleStream, Capture)
{
	auto [role, numRequests] = GetParam();

	SimpleCaptureBalanced capture(camera_);

	capture.configure(role);

	capture.capture(numRequests);
}

/*
 * Test multiple start/stop cycles
 *
 * Makes sure the camera supports multiple start/stop cycles. Example failure is
 * a camera that does not clean up correctly in its error path but is only
 * tested by single-capture applications.
 */
TEST_P(SingleStream, CaptureStartStop)
{
	auto [role, numRequests] = GetParam();
	unsigned int numRepeats = 3;

	SimpleCaptureBalanced capture(camera_);

	capture.configure(role);

	for (unsigned int starts = 0; starts < numRepeats; starts++)
		capture.capture(numRequests);
}

/*
 * Test unbalanced stop
 *
 * Makes sure the camera supports a stop with requests queued. Example failure
 * is a camera that does not handle cancelation of buffers coming back from the
 * video device while stopping.
 */
TEST_P(SingleStream, UnbalancedStop)
{
	auto [role, numRequests] = GetParam();

	SimpleCaptureUnbalanced capture(camera_);

	capture.configure(role);

	capture.capture(numRequests);
}

INSTANTIATE_TEST_SUITE_P(CaptureTests,
			 SingleStream,
			 testing::Combine(testing::ValuesIn(ROLES),
					  testing::ValuesIn(NUMREQUESTS)),
			 SingleStream::nameParameters);