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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2021-09-23 14:49:46 +0300
committerLaurent Pinchart <laurent.pinchart@ideasonboard.com>2021-09-24 13:25:33 +0300
commitd4e15331cb593c1a681a79940805c008af5bcb18 (patch)
treeb49d482f17903add431d37a417409eefeced0f40 /LICENSES
parentd1713de60ab5c37c5b2de63fd75cb5b5e59248c5 (diff)
libcamera: v4l2_videodevice: Don't move planes to construct FrameBuffer
The FrameBuffer class has no constructor that takes an rvalue reference to planes. The std::move() is thus misleading as a copy will still take place. Drop it to clarify the code, no functional change is introduced. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org> Reviewed-by: Umang Jain <umang.jain@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Diffstat (limited to 'LICENSES')
0 files changed, 0 insertions, 0 deletions
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-24 14:33:39 +0000
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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2018-2019, Google Inc.
 *
 * media_device_print_test.cpp - Print out media devices
 */

#include <iostream>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>

#include "libcamera/internal/media_device.h"

#include "test.h"

using namespace libcamera;
using namespace std;

/*
 * MediaDevicePrintTest takes all media devices found in the system and print
 * them out to verify correctness.
 *
 * If no accessible media device is found, the test is skipped.
 */
class MediaDevicePrintTest : public Test
{
public:
	MediaDevicePrintTest() {}
	~MediaDevicePrintTest() {}

protected:
	int init() { return 0; }
	int run();
	void cleanup() {}

private:
	int testMediaDevice(string deviceNode);

	void printMediaGraph(const MediaDevice &media, ostream &os);
	void printLinkFlags(const MediaLink *link, ostream &os);
	void printNode(const MediaPad *pad, ostream &os);
};

void MediaDevicePrintTest::printNode(const MediaPad *pad, ostream &os)
{
	const MediaEntity *entity = pad->entity();

	os << "\"" << entity->name() << "\"["
	   << pad->index() << "]";
}

void MediaDevicePrintTest::printLinkFlags(const MediaLink *link, ostream &os)
{
	unsigned int flags = link->flags();

	os << " [";
	if (flags) {
		os << (flags & MEDIA_LNK_FL_ENABLED ? "ENABLED," : "")
		   << (flags & MEDIA_LNK_FL_IMMUTABLE ? "IMMUTABLE" : "");
	}
	os  << "]\n";
}

/*
 * For each entity in the media graph, printout links directed to its sinks
 * and source pads.
 */
void MediaDevicePrintTest::printMediaGraph(const MediaDevice &media, ostream &os)
{
	os << "\n" << media.driver() << " - " << media.deviceNode() << "\n\n";

	for (auto const &entity : media.entities()) {
		os << "\"" << entity->name() << "\"\n";

		for (auto const &sink : entity->pads()) {
			if (!(sink->flags() & MEDIA_PAD_FL_SINK))
				continue;

			os << "  [" << sink->index() << "]" << ": Sink\n";
			for (auto const &link : sink->links()) {
				os << "\t";
				printNode(sink, os);
				os << " <- ";
				printNode(link->source(), os);
				printLinkFlags(link, os);
			}
			os << "\n";
		}

		for (auto const &source : entity->pads()) {
			if (!(source->flags() & MEDIA_PAD_FL_SOURCE))
				continue;

			os << "  [" << source->index() << "]" << ": Source\n";
			for (auto const &link : source->links()) {
				os << "\t";
				printNode(source, os);
				os << " -> ";
				printNode(link->sink(), os);
				printLinkFlags(link, os);
			}