update

client/gui/dialogs/BlackholeResolveDialog.cpp

@@ -0,0 +1,175 @@
+#include "dialogs/BlackholeResolveDialog.h"
+
+#include <QDialogButtonBox>
+#include <QFrame>
+#include <QLabel>
+#include <QPushButton>
+#include <QStackedWidget>
+#include <QVBoxLayout>
+
+namespace {
+
+QPushButton* makeAlgoButton(const QString& title, const QString& subtitle, QWidget* parent) {
+    auto* btn = new QPushButton(parent);
+    btn->setCheckable(false);
+    btn->setCursor(Qt::PointingHandCursor);
+    btn->setMinimumHeight(86);
+    btn->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
+    btn->setText(title + QStringLiteral("\n") + subtitle);
+    btn->setStyleSheet(
+        "QPushButton { text-align: left; padding: 10px 12px; border: 1px solid palette(mid); border-radius: 8px; }"
+        "QPushButton:hover { border-color: palette(highlight); }");
+    return btn;
+}
+
+}  // namespace
+
+BlackholeResolveDialog::BlackholeResolveDialog(const QString& blackholeName, QWidget* parent)
+    : QDialog(parent),
+      m_blackholeName(blackholeName) {
+    setModal(true);
+    setMinimumSize(560, 420);
+    setWindowTitle(QStringLiteral("黑洞解决"));
+
+    auto* root = new QVBoxLayout(this);
+    m_pages = new QStackedWidget(this);
+    root->addWidget(m_pages, 1);
+
+    buildSelectPage();
+    buildDetailPage();
+    m_pages->setCurrentWidget(m_pageSelect);
+}
+
+void BlackholeResolveDialog::buildSelectPage() {
+    m_pageSelect = new QWidget(this);
+    auto* layout = new QVBoxLayout(m_pageSelect);
+    layout->setContentsMargins(8, 8, 8, 8);
+    layout->setSpacing(12);
+
+    auto* title = new QLabel(QStringLiteral("第 1 步：选择黑洞解决算法"), m_pageSelect);
+    auto* sub = new QLabel(QStringLiteral("当前黑洞：%1").arg(m_blackholeName), m_pageSelect);
+    title->setStyleSheet("font-size: 18px; font-weight: 600;");
+    sub->setStyleSheet("color: palette(mid);");
+    layout->addWidget(title);
+    layout->addWidget(sub);
+
+    auto* btnCopy = makeAlgoButton(
+        QStringLiteral("复制背景其他区域"),
+        QStringLiteral("进入画布拖动取样框，直观选择复制来源。"),
+        m_pageSelect);
+    auto* btnOriginal = makeAlgoButton(
+        QStringLiteral("使用原始背景"),
+        QStringLiteral("撤销黑洞显示，恢复抠图前背景区域。"),
+        m_pageSelect);
+    layout->addWidget(btnCopy);
+    layout->addWidget(btnOriginal);
+
+    auto* modelNote = new QLabel(
+        QStringLiteral("模型补全：已预留接口，本版本暂不实现。"),
+        m_pageSelect);
+    modelNote->setStyleSheet("color: palette(mid);");
+    layout->addWidget(modelNote);
+    layout->addStretch(1);
+
+    auto* btns = new QDialogButtonBox(QDialogButtonBox::Cancel, m_pageSelect);
+    connect(btns, &QDialogButtonBox::rejected, this, &QDialog::reject);
+    layout->addWidget(btns);
+
+    connect(btnCopy, &QPushButton::clicked, this, [this]() {
+        enterAlgorithmPage(Algorithm::CopyBackgroundRegion);
+    });
+    connect(btnOriginal, &QPushButton::clicked, this, [this]() {
+        enterAlgorithmPage(Algorithm::UseOriginalBackground);
+    });
+
+    m_pages->addWidget(m_pageSelect);
+}
+
+void BlackholeResolveDialog::buildDetailPage() {
+    m_pageDetail = new QWidget(this);
+    auto* layout = new QVBoxLayout(m_pageDetail);
+    layout->setContentsMargins(8, 8, 8, 8);
+    layout->setSpacing(10);
+
+    m_detailTitle = new QLabel(m_pageDetail);
+    m_detailTitle->setStyleSheet("font-size: 18px; font-weight: 600;");
+    m_detailHint = new QLabel(m_pageDetail);
+    m_detailHint->setWordWrap(true);
+    m_detailHint->setStyleSheet("color: palette(mid);");
+    layout->addWidget(m_detailTitle);
+    layout->addWidget(m_detailHint);
+
+    m_algoDetails = new QStackedWidget(m_pageDetail);
+
+    // 详情页 A：复制背景其他区域（交互布局）
+    m_copyDetail = new QWidget(m_algoDetails);
+    {
+        auto* cLay = new QVBoxLayout(m_copyDetail);
+        cLay->setSpacing(8);
+
+        auto* panel = new QFrame(m_copyDetail);
+        panel->setFrameShape(QFrame::StyledPanel);
+        auto* pLay = new QVBoxLayout(panel);
+        pLay->setSpacing(8);
+
+        auto* tip = new QLabel(
+            QStringLiteral("说明：点击“应用”后进入画布拖动模式。\n在画布中拖动青色取样框，松开鼠标即可将该区域复制到黑洞位置并自动移除黑洞。"),
+            panel);
+        tip->setWordWrap(true);
+        tip->setStyleSheet("color: palette(mid);");
+        pLay->addWidget(tip);
+        cLay->addWidget(panel);
+        cLay->addStretch(1);
+    }
+
+    // 详情页 B：使用原始背景（确认布局）
+    m_originalDetail = new QWidget(m_algoDetails);
+    {
+        auto* oLay = new QVBoxLayout(m_originalDetail);
+        oLay->setSpacing(8);
+        auto* desc = new QLabel(
+            QStringLiteral("该方案不会改动背景像素文件，只会将黑洞切换为不显示，从而恢复原始背景区域。"),
+            m_originalDetail);
+        desc->setWordWrap(true);
+        auto* note = new QLabel(
+            QStringLiteral("适用场景：当前黑洞区域无需二次修补，只需恢复抠图前背景；应用后黑洞会自动移除。"),
+            m_originalDetail);
+        note->setWordWrap(true);
+        note->setStyleSheet("color: palette(mid);");
+        oLay->addWidget(desc);
+        oLay->addWidget(note);
+        oLay->addStretch(1);
+    }
+
+    m_algoDetails->addWidget(m_copyDetail);
+    m_algoDetails->addWidget(m_originalDetail);
+    layout->addWidget(m_algoDetails, 1);
+
+    auto* btns = new QDialogButtonBox(m_pageDetail);
+    auto* btnBack = btns->addButton(QStringLiteral("上一步"), QDialogButtonBox::ActionRole);
+    auto* btnApply = btns->addButton(QStringLiteral("应用"), QDialogButtonBox::AcceptRole);
+    auto* btnCancel = btns->addButton(QDialogButtonBox::Cancel);
+    connect(btnBack, &QPushButton::clicked, this, [this]() {
+        m_pages->setCurrentWidget(m_pageSelect);
+    });
+    connect(btnApply, &QPushButton::clicked, this, &QDialog::accept);
+    connect(btnCancel, &QPushButton::clicked, this, &QDialog::reject);
+    layout->addWidget(btns);
+
+    m_pages->addWidget(m_pageDetail);
+}
+
+void BlackholeResolveDialog::enterAlgorithmPage(Algorithm algo) {
+    m_selectedAlgorithm = algo;
+    if (algo == Algorithm::CopyBackgroundRegion) {
+        m_detailTitle->setText(QStringLiteral("第 2 步：复制背景其他区域"));
+        m_detailHint->setText(QStringLiteral("准备进入画布拖动取样框模式。"));
+        m_algoDetails->setCurrentWidget(m_copyDetail);
+    } else {
+        m_detailTitle->setText(QStringLiteral("第 2 步：使用原始背景"));
+        m_detailHint->setText(QStringLiteral("确认后将切换为原始背景显示。"));
+        m_algoDetails->setCurrentWidget(m_originalDetail);
+    }
+    m_pages->setCurrentWidget(m_pageDetail);
+}
+

client/gui/dialogs/BlackholeResolveDialog.h

@@ -0,0 +1,42 @@
+#pragma once
+
+#include <QDialog>
+
+class QLabel;
+class QStackedWidget;
+
+class BlackholeResolveDialog final : public QDialog {
+    Q_OBJECT
+public:
+    enum class Algorithm {
+        CopyBackgroundRegion,
+        UseOriginalBackground,
+    };
+
+    explicit BlackholeResolveDialog(const QString& blackholeName, QWidget* parent = nullptr);
+
+    Algorithm selectedAlgorithm() const { return m_selectedAlgorithm; }
+
+private:
+    void buildSelectPage();
+    void buildDetailPage();
+    void enterAlgorithmPage(Algorithm algo);
+
+private:
+    QString m_blackholeName;
+    Algorithm m_selectedAlgorithm = Algorithm::UseOriginalBackground;
+
+    QStackedWidget* m_pages = nullptr;
+
+    QWidget* m_pageSelect = nullptr;
+    QWidget* m_pageDetail = nullptr;
+
+    QLabel* m_detailTitle = nullptr;
+    QLabel* m_detailHint = nullptr;
+    QStackedWidget* m_algoDetails = nullptr;
+
+    QWidget* m_copyDetail = nullptr;
+
+    QWidget* m_originalDetail = nullptr;
+};
+

client/gui/dialogs/FrameAnimationDialog.cpp

@@ -8,6 +8,7 @@
 #include <QFileDialog>
 #include <QFileInfo>
 #include <QImage>
+#include <QImageReader>
 #include <QLabel>
 #include <QListWidget>
 #include <QMessageBox>
@@ -171,7 +172,25 @@ void FrameAnimationDialog::updatePreviewForFrame(int frame) {
 }
 
 bool FrameAnimationDialog::applyImageToFrame(int frame, const QString& absImagePath) {
-    QImage img(absImagePath);
+    // Qt 默认的 image allocation limit 较小，超大分辨率图可能会被拒绝。
+    // 这里提高 limit，并对极端大图按像素数上限自动缩放，避免 OOM。
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    QImageReader::setAllocationLimit(1024); // MB
+#endif
+    QImageReader reader(absImagePath);
+    reader.setAutoTransform(true);
+    const QSize sz = reader.size();
+    if (sz.isValid()) {
+        constexpr qint64 kMaxPixels = 120LL * 1000LL * 1000LL; // 120MP
+        const qint64 pixels = qint64(sz.width()) * qint64(sz.height());
+        if (pixels > kMaxPixels) {
+            const double s = std::sqrt(double(kMaxPixels) / std::max<double>(1.0, double(pixels)));
+            const int nw = std::max(1, int(std::lround(sz.width() * s)));
+            const int nh = std::max(1, int(std::lround(sz.height() * s)));
+            reader.setScaledSize(QSize(nw, nh));
+        }
+    }
+    QImage img = reader.read();
     if (img.isNull()) {
         return false;
     }

client/gui/dialogs/ImageCropDialog.cpp

@@ -6,6 +6,7 @@
 #include <QMouseEvent>
 #include <QPainter>
 #include <QPushButton>
+#include <QImageReader>
 #include <QtMath>
 
 class ImageCropDialog::CropView final : public QWidget {
@@ -159,7 +160,25 @@ ImageCropDialog::ImageCropDialog(const QString& imagePath, QWidget* parent)
 }
 
 void ImageCropDialog::loadImageOrClose() {
-    m_image = QImage(m_imagePath);
+    // Qt 默认的 image allocation limit 较小（常见为 256MB），超大分辨率图会被拒绝。
+    // 这里用 QImageReader 并提高 limit；同时对极端大图按像素数上限自动缩放，避免 OOM。
+#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
+    QImageReader::setAllocationLimit(1024); // MB
+#endif
+    QImageReader reader(m_imagePath);
+    reader.setAutoTransform(true);
+    const QSize sz = reader.size();
+    if (sz.isValid()) {
+        constexpr qint64 kMaxPixels = 120LL * 1000LL * 1000LL; // 120MP
+        const qint64 pixels = qint64(sz.width()) * qint64(sz.height());
+        if (pixels > kMaxPixels) {
+            const double s = std::sqrt(double(kMaxPixels) / std::max<double>(1.0, double(pixels)));
+            const int nw = std::max(1, int(std::lround(sz.width() * s)));
+            const int nh = std::max(1, int(std::lround(sz.height() * s)));
+            reader.setScaledSize(QSize(nw, nh));
+        }
+    }
+    m_image = reader.read();
     if (m_image.isNull()) {
         reject();
     }