error: C1083: 无法打开包括文件: “QImage”: No such file or directory 解决方案:在.pro文件中添加 QT += widgets Widgets是在Qt中创建用户界面的主要元素。 Widgets可以显示数据和状态信息,接收用户输入,并为应该组合在一起的其他小部件提供容器。 未嵌入到父窗口小部件中的窗口 QWidget类提供了渲染到屏幕以及...
1、enum QImageReader::ImageReaderError:此枚举描述了使用 QImageReader 读取图像时可能发生的不同类型的错误。 FileNotFoundError:没有找到具有该名称的文件。如果文件名不包含扩展名,并且 Qt 不支持具有正确扩展名的文件,也会发生这种情况。 DeviceError:读取图像时遇到设备错误。 UnsupportedFormatError:Qt 不支持请求的...
可以在控制台应用程序中使用QImage，但必须确保已配置QtGui。如果您选择了控制台应用程序，则.pro文件可能...
defopen(self):fileName, _ = QFileDialog.getOpenFileName(self,"Open File", QDir.currentPath())iffileName: image =QImage(fileName)ifimage.isNull(): QMessageBox.information(self,"Image Viewer","Cannot load %s."% fileName)return# myPixmap = QPixmap.fromImage(image)qpix = QPixmap.fromImage...
qWarning("Color not found in map: %d !", p );elseqWarning("Color not found in map: %x !", p ); } } 开发者ID:amueller,项目名称:textonboost,代码行数:16,代码来源:labelimage.cpp 示例8: neighborCount ▲点赞 1▼ intLifeMainWindow::neighborCount(constQImage& img,intx,inty) {intretva...
Notes: Not all images/image types have a PPI listed in the file. When Qimage cannot find the PPI parameter in the image file, it will use the fallback PPI listed on the right window panel after completing step 8 above. Note that you can also check the "Override embedded size" checkbox...
Qimage will never overwrite a file when auto renaming. If a file already exists with the given rename format, the next image renamed will be succeeded with an occurrence number. If for example, you had three images with the same date/time (not likely), you would have something like this:...
Print-to-file: More user friendly setup options when using "File", "Print To", "File" plus some related bug fixes. Print placement: Ctrl + arrows in full page editor now not only finds the edges of other prints but also centers to/within other prints! Sound: Fixed a bug where the ...
介绍QImage的图像缩放，转换，镜像等接口功能。 图像缩放 QImage scaled(const QSize &size, Qt:...
not found -- Looking for pthread_create in pthread -- Looking for pthread_create in pthread - not found -- Found Threads: TRUE -- Performing Test HAVE_STDATOMIC -- Performing Test HAVE_STDATOMIC - Success -- Found WrapAtomic: TRUE -- Found WrapVulkanHeaders: C:/dev/VulkanSDK/1.3.280.0/...