44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
// SPDX-FileCopyrightText: 2021 Nheko Contributors
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// SPDX-FileCopyrightText: 2022 Nheko Contributors
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//
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include "BlurhashProvider.h"
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#include <algorithm>
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#include <QUrl>
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#include "blurhash.hpp"
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void
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BlurhashRunnable::run()
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{
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if (m_requestedSize.width() < 0 || m_requestedSize.height() < 0) {
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emit error(QStringLiteral("Blurhash needs size request"));
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return;
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}
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if (m_requestedSize.width() == 0 || m_requestedSize.height() == 0) {
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auto image = QImage(m_requestedSize, QImage::Format_RGB32);
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image.fill(QColor(0, 0, 0));
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emit done(image);
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return;
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}
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auto decoded = blurhash::decode(QUrl::fromPercentEncoding(m_id.toUtf8()).toStdString(),
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m_requestedSize.width(),
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m_requestedSize.height());
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if (decoded.image.empty()) {
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emit error(QStringLiteral("Failed decode!"));
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return;
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}
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QImage image(decoded.image.data(),
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(int)decoded.width,
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(int)decoded.height,
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(int)decoded.width * 3,
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QImage::Format_RGB888);
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emit done(image.convertToFormat(QImage::Format_RGB32));
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}
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