summaryrefslogtreecommitdiff
path: root/src/apps/cam/kms_sink.h
blob: e2c618a19035d29ee29e87f54d2f0cb97e3aa021 (plain) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2021, Ideas on Board Oy
 *
 * kms_sink.h - KMS Sink
 */

#pragma once

#include <list>
#include <memory>
#include <mutex>
#include <optional>
#include <string>
#include <utility>

#include <libcamera/base/signal.h>

#include <libcamera/geometry.h>
#include <libcamera/pixel_format.h>

#include "drm.h"
#include "frame_sink.h"

class KMSSink : public FrameSink
{
public:
	KMSSink(const std::string &connectorName);

	void mapBuffer(libcamera::FrameBuffer *buffer) override;

	int configure(const libcamera::CameraConfiguration &config) override;
	int start() override;
	int stop() override;

	bool processRequest(libcamera::Request *request) override;

private:
	class Request
	{
	public:
		Request(std::unique_ptr<DRM::AtomicRequest> drmRequest,
			libcamera::Request *camRequest)
			: drmRequest_(std::move(drmRequest)), camRequest_(camRequest)
		{
		}

		std::unique_ptr<DRM::AtomicRequest> drmRequest_;
		libcamera::Request *camRequest_;
	};

	int selectPipeline(const libcamera::PixelFormat &format);
	int configurePipeline(const libcamera::PixelFormat &format);
	bool testModeSet(DRM::FrameBuffer *drmBuffer,
			 const libcamera::Rectangle &src,
			 const libcamera::Rectangle &dst);
	bool setupComposition(DRM::FrameBuffer *drmBuffer);

	void requestComplete(DRM::AtomicRequest *request);

	DRM::Device dev_;

	const DRM::Connector *connector_;
	const DRM::Crtc *crtc_;
	const DRM::Plane *plane_;
	const DRM::Mode *mode_;

	libcamera::PixelFormat format_;
	libcamera::Size size_;
	unsigned int stride_;
	std::optional<unsigned int> colorEncoding_;
	std::optional<unsigned int> colorRange_;

	libcamera::Rectangle src_;
	libcamera::Rectangle dst_;

	std::map<libcamera::FrameBuffer *, std::unique_ptr<DRM::FrameBuffer>> buffers_;

	std::mutex lock_;
	std::unique_ptr<Request> pending_;
	std::unique_ptr<Request> queued_;
	std::unique_ptr<Request> active_;
};
generated by cgit v1.2.1 (git 2.18.0) at 2025-04-14 06:51:14 +0000
'>299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2019, Google Inc.
 *
 * geometry.cpp - Geometry classes tests
 */

#include <iostream>

#include <libcamera/geometry.h>

#include "test.h"

using namespace std;
using namespace libcamera;

class GeometryTest : public Test
{
protected:
	template<typename T>
	bool compare(const T &lhs, const T &rhs,
		     bool (*op)(const T &lhs, const T &rhs),
		     const char *opName, bool expect)
	{
		bool result = op(lhs, rhs);

		if (result != expect) {
			cout << lhs.toString()
			     << opName << " "
			     << rhs.toString()
			     << "test failed" << std::endl;
			return false;
		}

		return true;
	}

	int run()
	{
		/*
		 * Point tests
		 */

		/* Equality */
		if (!compare(Point(50, 100), Point(50, 100), &operator==, "==", true))
			return TestFail;

		if (!compare(Point(-50, 100), Point(-50, 100), &operator==, "==", true))
			return TestFail;

		if (!compare(Point(50, -100), Point(50, -100), &operator==, "==", true))
			return TestFail;

		if (!compare(Point(-50, -100), Point(-50, -100), &operator==, "==", true))
			return TestFail;

		/* Inequality */
		if (!compare(Point(50, 100), Point(50, 100), &operator!=, "!=", false))
			return TestFail;

		if (!compare(Point(-50, 100), Point(-50, 100), &operator!=, "!=", false))
			return TestFail;

		if (!compare(Point(50, -100), Point(50, -100), &operator!=, "!=", false))
			return TestFail;

		if (!compare(Point(-50, -100), Point(-50, -100), &operator!=, "!=", false))
			return TestFail;

		if (!compare(Point(-50, 100), Point(50, 100), &operator!=, "!=", true))
			return TestFail;

		if (!compare(Point(50, -100), Point(50, 100), &operator!=, "!=", true))
			return TestFail;

		if (!compare(Point(-50, -100), Point(50, 100), &operator!=, "!=", true))
			return TestFail;

		/* Negation */
		if (Point(50, 100) != -Point(-50, -100) ||
		    Point(50, 100) == -Point(50, -100) ||
		    Point(50, 100) == -Point(-50, 100)) {
			cout << "Point negation test failed" << endl;
			return TestFail;
		}

		/* Default constructor */
		if (Point() != Point(0, 0)) {
			cout << "Default constructor test failed" << endl;
			return TestFail;
		}

		/*
		 * Size tests
		 */

		if (!Size().isNull() || !Size(0, 0).isNull()) {
			cout << "Null size incorrectly reported as not null" << endl;
			return TestFail;
		}

		if (Size(0, 100).isNull() || Size(100, 0).isNull() || Size(100, 100).isNull()) {
			cout << "Non-null size incorrectly reported as null" << endl;
			return TestFail;
		}

		/* Test alignDownTo(), alignUpTo(), boundTo() and expandTo() */
		Size s(50, 50);

		s.alignDownTo(16, 16);
		if (s != Size(48, 48)) {
			cout << "Size::alignDownTo() test failed" << endl;
			return TestFail;
		}

		s.alignUpTo(32, 32);
		if (s != Size(64, 64)) {
			cout << "Size::alignUpTo() test failed" << endl;
			return TestFail;
		}

		s.boundTo({ 40, 40 });
		if (s != Size(40, 40)) {
			cout << "Size::boundTo() test failed" << endl;
			return TestFail;
		}

		s.expandTo({ 50, 50 });
		if (s != Size(50, 50)) {
			cout << "Size::expandTo() test failed" << endl;
			return TestFail;
		}

		s.alignDownTo(16, 16).alignUpTo(32, 32)
		 .boundTo({ 40, 80 }).expandTo({ 16, 80 });
		if (s != Size(40, 80)) {
			cout << "Size chained in-place modifiers test failed" << endl;
			return TestFail;
		}

		/* Test alignedDownTo(), alignedUpTo(), boundedTo() and expandedTo() */
		if (Size(0, 0).alignedDownTo(16, 8) != Size(0, 0) ||
		    Size(1, 1).alignedDownTo(16, 8) != Size(0, 0) ||
		    Size(16, 8).alignedDownTo(16, 8) != Size(16, 8)) {
			cout << "Size::alignedDownTo() test failed" << endl;
			return TestFail;
		}

		if (Size(0, 0).alignedUpTo(16, 8) != Size(0, 0) ||
		    Size(1, 1).alignedUpTo(16, 8) != Size(16, 8) ||
		    Size(16, 8).alignedUpTo(16, 8) != Size(16, 8)) {
			cout << "Size::alignedUpTo() test failed" << endl;
			return TestFail;
		}

		if (Size(0, 0).boundedTo({ 100, 100 }) != Size(0, 0) ||
		    Size(200, 50).boundedTo({ 100, 100 }) != Size(100, 50) ||
		    Size(50, 200).boundedTo({ 100, 100 }) != Size(50, 100)) {
			cout << "Size::boundedTo() test failed" << endl;
			return TestFail;
		}

		if (Size(0, 0).expandedTo({ 100, 100 }) != Size(100, 100) ||
		    Size(200, 50).expandedTo({ 100, 100 }) != Size(200, 100) ||
		    Size(50, 200).expandedTo({ 100, 100 }) != Size(100, 200)) {
			cout << "Size::expandedTo() test failed" << endl;
			return TestFail;
		}

		/* Aspect ratio tests */
		if (Size(0, 0).boundedToAspectRatio(Size(4, 3)) != Size(0, 0) ||
		    Size(1920, 1440).boundedToAspectRatio(Size(16, 9)) != Size(1920, 1080) ||
		    Size(1920, 1440).boundedToAspectRatio(Size(65536, 36864)) != Size(1920, 1080) ||
		    Size(1440, 1920).boundedToAspectRatio(Size(9, 16)) != Size(1080, 1920) ||
		    Size(1920, 1080).boundedToAspectRatio(Size(4, 3)) != Size(1440, 1080) ||
		    Size(1920, 1080).boundedToAspectRatio(Size(65536, 49152)) != Size(1440, 1080) ||
		    Size(1024, 1024).boundedToAspectRatio(Size(1, 1)) != Size(1024, 1024) ||
		    Size(1920, 1080).boundedToAspectRatio(Size(16, 9)) != Size(1920, 1080) ||
		    Size(200, 100).boundedToAspectRatio(Size(16, 9)) != Size(177, 100) ||
		    Size(300, 200).boundedToAspectRatio(Size(16, 9)) != Size(300, 168)) {
			cout << "Size::boundedToAspectRatio() test failed" << endl;
			return TestFail;
		}

		if (Size(0, 0).expandedToAspectRatio(Size(4, 3)) != Size(0, 0) ||
		    Size(1920, 1440).expandedToAspectRatio(Size(16, 9)) != Size(2560, 1440) ||
		    Size(1920, 1440).expandedToAspectRatio(Size(65536, 36864)) != Size(2560, 1440) ||
		    Size(1440, 1920).expandedToAspectRatio(Size(9, 16)) != Size(1440, 2560) ||
		    Size(1920, 1080).expandedToAspectRatio(Size(4, 3)) != Size(1920, 1440) ||
		    Size(1920, 1080).expandedToAspectRatio(Size(65536, 49152)) != Size(1920, 1440) ||
		    Size(1024, 1024).expandedToAspectRatio(Size(1, 1)) != Size(1024, 1024) ||
		    Size(1920, 1080).expandedToAspectRatio(Size(16, 9)) != Size(1920, 1080) ||
		    Size(200, 100).expandedToAspectRatio(Size(16, 9)) != Size(200, 112) ||
		    Size(300, 200).expandedToAspectRatio(Size(16, 9)) != Size(355, 200)) {
			cout << "Size::expandedToAspectRatio() test failed" << endl;
			return TestFail;
		}

		/* Size::centeredTo() tests */
		if (Size(0, 0).centeredTo(Point(50, 100)) != Rectangle(50, 100, 0, 0) ||
		    Size(0, 0).centeredTo(Point(-50, -100)) != Rectangle(-50, -100, 0, 0) ||
		    Size(100, 200).centeredTo(Point(50, 100)) != Rectangle(0, 0, 100, 200) ||
		    Size(100, 200).centeredTo(Point(-50, -100)) != Rectangle(-100, -200, 100, 200) ||
		    Size(101, 201).centeredTo(Point(-50, -100)) != Rectangle(-100, -200, 101, 201) ||
		    Size(101, 201).centeredTo(Point(-51, -101)) != Rectangle(-101, -201, 101, 201)) {
			cout << "Size::centeredTo() test failed" << endl;
			return TestFail;
		}

		/* Scale a size by a float */
		if (Size(1000, 2000) * 2.0 != Size(2000, 4000) ||
		    Size(300, 100) * 0.5 != Size(150, 50) ||
		    Size(1, 2) * 1.6 != Size(1, 3)) {
			cout << "Size::operator*() failed" << endl;
			return TestFail;
		}

		if (Size(1000, 2000) / 2.0 != Size(500, 1000) ||
		    Size(300, 100) / 0.5 != Size(600, 200) ||
		    Size(1000, 2000) / 3.0 != Size(333, 666)) {
			cout << "Size::operator*() failed" << endl;
			return TestFail;
		}

		s = Size(300, 100);
		s *= 0.3333;
		if (s != Size(99, 33)) {
			cout << "Size::operator*() test failed" << endl;
			return TestFail;
		}

		s = Size(300, 100);
		s /= 3;
		if (s != Size(100, 33)) {
			cout << "Size::operator*() test failed" << endl;
			return TestFail;
		}

		/* Test Size equality and inequality. */
		if (!compare(Size(100, 100), Size(100, 100), &operator==, "==", true))
			return TestFail;
		if (!compare(Size(100, 100), Size(100, 100), &operator!=, "!=", false))
			return TestFail;

		if (!compare(Size(100, 100), Size(200, 100), &operator==, "==", false))
			return TestFail;
		if (!compare(Size(100, 100), Size(200, 100), &operator!=, "!=", true))
			return TestFail;

		if (!compare(Size(100, 100), Size(100, 200), &operator==, "==", false))
			return TestFail;
		if (!compare(Size(100, 100), Size(100, 200), &operator!=, "!=", true))
			return TestFail;

		/* Test Size ordering based on combined with and height. */
		if (!compare(Size(100, 100), Size(200, 200), &operator<, "<", true))
			return TestFail;
		if (!compare(Size(100, 100), Size(200, 200), &operator<=, "<=", true))
			return TestFail;
		if (!compare(Size(100, 100), Size(200, 200), &operator>, ">", false))
			return TestFail;
		if (!compare(Size(100, 100), Size(200, 200), &operator>=, ">=", false))
			return TestFail;

		if (!compare(Size(200, 200), Size(100, 100), &operator<, "<", false))
			return TestFail;
		if (!compare(Size(200, 200), Size(100, 100), &operator<=, "<=", false))
			return TestFail;
		if (!compare(Size(200, 200), Size(100, 100), &operator>, ">", true))
			return TestFail;
		if (!compare(Size(200, 200), Size(100, 100), &operator>=, ">=", true))
			return TestFail;

		/* Test Size ordering based on area (with overlapping sizes). */
		if (!compare(Size(200, 100), Size(100, 400), &operator<, "<", true))
			return TestFail;
		if (!compare(Size(200, 100), Size(100, 400), &operator<=, "<=", true))
			return TestFail;
		if (!compare(Size(200, 100), Size(100, 400), &operator>, ">", false))
			return TestFail;
		if (!compare(Size(200, 100), Size(100, 400), &operator>=, ">=", false))
			return TestFail;

		if (!compare(Size(100, 400), Size(200, 100), &operator<, "<", false))
			return TestFail;
		if (!compare(Size(100, 400), Size(200, 100), &operator<=, "<=", false))
			return TestFail;
		if (!compare(Size(100, 400), Size(200, 100), &operator>, ">", true))
			return TestFail;
		if (!compare(Size(100, 400), Size(200, 100), &operator>=, ">=", true))
			return TestFail;

		/* Test Size ordering based on width (with identical areas). */
		if (!compare(Size(100, 200), Size(200, 100), &operator<, "<", true))
			return TestFail;
		if (!compare(Size(100, 200), Size(200, 100), &operator<=, "<=", true))
			return TestFail;
		if (!compare(Size(100, 200), Size(200, 100), &operator>, ">", false))
			return TestFail;
		if (!compare(Size(100, 200), Size(200, 100), &operator>=, ">=", false))
			return TestFail;

		if (!compare(Size(200, 100), Size(100, 200), &operator<, "<", false))
			return TestFail;
		if (!compare(Size(200, 100), Size(100, 200), &operator<=, "<=", false))
			return TestFail;
		if (!compare(Size(200, 100), Size(100, 200), &operator>, ">", true))
			return TestFail;
		if (!compare(Size(200, 100), Size(100, 200), &operator>=, ">=", true))
			return TestFail;

		/*
		 * Rectangle tests
		 */

		/* Test Rectangle::isNull(). */
		if (!Rectangle(0, 0, 0, 0).isNull() ||
		    !Rectangle(1, 1, 0, 0).isNull()) {
			cout << "Null rectangle incorrectly reported as not null" << endl;
			return TestFail;
		}

		if (Rectangle(0, 0, 0, 1).isNull() ||
		    Rectangle(0, 0, 1, 0).isNull() ||
		    Rectangle(0, 0, 1, 1).isNull()) {
			cout << "Non-null rectangle incorrectly reported as null" << endl;
			return TestFail;
		}

		/* Rectangle::size(), Rectangle::topLeft() and Rectangle::center() tests */
		if (Rectangle(-1, -2, 3, 4).size() != Size(3, 4) ||
		    Rectangle(0, 0, 100000, 200000).size() != Size(100000, 200000)) {
			cout << "Rectangle::size() test failed" << endl;
			return TestFail;
		}

		if (Rectangle(1, 2, 3, 4).topLeft() != Point(1, 2) ||
		    Rectangle(-1, -2, 3, 4).topLeft() != Point(-1, -2)) {
			cout << "Rectangle::topLeft() test failed" << endl;
			return TestFail;
		}

		if (Rectangle(0, 0, 300, 400).center() != Point(150, 200) ||
		    Rectangle(-1000, -2000, 300, 400).center() != Point(-850, -1800) ||
		    Rectangle(10, 20, 301, 401).center() != Point(160, 220) ||
		    Rectangle(11, 21, 301, 401).center() != Point(161, 221) ||
		    Rectangle(-1011, -2021, 301, 401).center() != Point(-861, -1821)) {
			cout << "Rectangle::center() test failed" << endl;
			return TestFail;
		}

		/* Rectangle::boundedTo() (intersection function) */
		if (Rectangle(0, 0, 1000, 2000).boundedTo(Rectangle(0, 0, 1000, 2000)) !=
			    Rectangle(0, 0, 1000, 2000) ||
		    Rectangle(-500, -1000, 1000, 2000).boundedTo(Rectangle(0, 0, 1000, 2000)) !=
			    Rectangle(0, 0, 500, 1000) ||
		    Rectangle(500, 1000, 1000, 2000).boundedTo(Rectangle(0, 0, 1000, 2000)) !=
			    Rectangle(500, 1000, 500, 1000) ||
		    Rectangle(300, 400, 50, 100).boundedTo(Rectangle(0, 0, 1000, 2000)) !=
			    Rectangle(300, 400, 50, 100) ||
		    Rectangle(0, 0, 1000, 2000).boundedTo(Rectangle(300, 400, 50, 100)) !=
			    Rectangle(300, 400, 50, 100) ||
		    Rectangle(0, 0, 100, 100).boundedTo(Rectangle(50, 100, 100, 100)) !=
			    Rectangle(50, 100, 50, 0) ||
		    Rectangle(0, 0, 100, 100).boundedTo(Rectangle(100, 50, 100, 100)) !=
			    Rectangle(100, 50, 0, 50) ||
		    Rectangle(-10, -20, 10, 20).boundedTo(Rectangle(10, 20, 100, 100)) !=
			    Rectangle(10, 20, 0, 0)) {
			cout << "Rectangle::boundedTo() test failed" << endl;
			return TestFail;
		}

		/* Rectangle::enclosedIn() tests */
		if (Rectangle(10, 20, 300, 400).enclosedIn(Rectangle(-10, -20, 1300, 1400)) !=
			    Rectangle(10, 20, 300, 400) ||
		    Rectangle(-100, -200, 3000, 4000).enclosedIn(Rectangle(-10, -20, 1300, 1400)) !=
			    Rectangle(-10, -20, 1300, 1400) ||
		    Rectangle(-100, -200, 300, 400).enclosedIn(Rectangle(-10, -20, 1300, 1400)) !=
			    Rectangle(-10, -20, 300, 400) ||
		    Rectangle(5100, 6200, 300, 400).enclosedIn(Rectangle(-10, -20, 1300, 1400)) !=
			    Rectangle(990, 980, 300, 400) ||
		    Rectangle(100, -300, 150, 200).enclosedIn(Rectangle(50, 0, 200, 300)) !=
			    Rectangle(100, 0, 150, 200) ||
		    Rectangle(100, -300, 150, 1200).enclosedIn(Rectangle(50, 0, 200, 300)) !=
			    Rectangle(100, 0, 150, 300) ||
		    Rectangle(-300, 100, 200, 150).enclosedIn(Rectangle(0, 50, 300, 200)) !=
			    Rectangle(0, 100, 200, 150) ||
		    Rectangle(-300, 100, 1200, 150).enclosedIn(Rectangle(0, 50, 300, 200)) !=