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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2019, Google Inc.
*
* libcamera V4L2 Subdevice format handling test
*/
#include <iostream>
#include <limits.h>
#include "libcamera/internal/v4l2_subdevice.h"
#include "v4l2_subdevice_test.h"
using namespace std;
using namespace libcamera;
/* Test format handling on the "Scaler" subdevice of vimc media device. */
class FormatHandlingTest : public V4L2SubdeviceTest
{
protected:
int run() override;
};
int FormatHandlingTest::run()
{
V4L2SubdeviceFormat format = {};
/*
* Get format on a non-existing Scaler pad: expect failure.
*/
int ret = scaler_->getFormat(2, &format);
if (!ret) {
cerr << "Getting format on a non existing pad should fail" << endl;
return TestFail;
}
ret = scaler_->getFormat(0, &format);
if (ret) {
cerr << "Failed to get format" << endl;
return TestFail;
}
/*
* Set unrealistic image resolutions and make sure it gets updated.
*/
format.size = { UINT_MAX, UINT_MAX };
ret = scaler_->setFormat(0, &format);
if (ret) {
cerr << "Failed to set format: image resolution is wrong, but "
<< "setFormat() should not fail." << endl;
return TestFail;
}
if (format.size.width == UINT_MAX ||
format.size.height == UINT_MAX) {
cerr << "Failed to update image format" << endl;
return TestFail;
}
format.size = { 0, 0 };
ret = scaler_->setFormat(0, &format);
if (ret) {
cerr << "Failed to set format: image resolution is wrong, but "
<< "setFormat() should not fail." << endl;
return TestFail;
}
if (format.size.isNull()) {
cerr << "Failed to update image format" << endl;
return TestFail;
}
return TestPass;
}
TEST_REGISTER(FormatHandlingTest)
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