ReaderWriterBVH()
{
supportsExtension( "bvh", "Biovision motion hierarchical file" );
supportsOption( "contours","Show the skeleton with lines." );
supportsOption( "solids","Show the skeleton with solid boxes." );
}
ReaderWriterOBJ():_fixBlackMaterials(true)
{
supportsExtension("obj","Alias Wavefront OBJ format");
supportsOption("noRotation","Do not do the default rotate about X axis");
supportsOption("noTesselateLargePolygons","Do not do the default tesselation of large polygons");
supportsOption("noTriStripPolygons","Do not do the default tri stripping of polygons");
}
ReaderWriterOGR()
{
supportsExtension("ogr","OGR file reader");
supportsOption("useRandomColorByFeature", "Assign a random color to each feature.");
supportsOption("addGroupPerFeature", "Places each feature in a separate group.");
oldHandler = CPLSetErrorHandler(CPLOSGErrorHandler);
}
ReaderWriterSTL()
{
supportsExtension("stl", "STL binary format");
supportsExtension("sta", "STL ASCII format");
supportsOption("smooth", "Run SmoothingVisitor");
supportsOption("separateFiles", "Save each geode in a different file. Can result in a huge amount of files!");
supportsOption("dontSaveNormals", "Set all normals to [0 0 0] when saving to a file.");
}
ReaderWriterDirectX()
{
supportsExtension("x","DirectX scene format");
supportsOption("flipTexture", "flip texture upside-down");
// made hand switching an option - .x models from XSI's export are right-handed already
supportsOption("rightHanded", "prevents reader from switching handedness for right handed files");
supportsOption("leftHanded", "reader switches handedness for left handed files");
}
ReaderWriterRestHttp()
{
supportsExtension("resthttp", "Virtual Device Integration via a HTTP-Server and a REST-interface");
supportsOption("documentRoot", "document root of asset files to server via the http-server");
supportsOption("serverAddress", "server address to listen for incoming requests");
supportsOption("serverPort", "server port to listen for incoming requests");
supportsOption("documentRegisteredHandlers", "dump a documentation of all registered REST-handler to the console");
}
ReaderWriterVNC()
{
supportsExtension("vnc","VNC plugin");
supportsOption("swap","Swaps the pixel format order, exchanging the red and blue channels.");
supportsOption("swop","American spelling, same effect as swap.");
supportsOption("RGB","Use RGBA pixel format for the vnc image");
supportsOption("RGBA","Use RGBA pixel format for the vnc image");
supportsOption("BGR","Use BGRA pixel format for the vnc image");
supportsOption("BGRA","Use BGRA pixel format for the vnc image");
}
ESRIShapeReaderWriter()
{
supportsExtension("shp","Geospatial Shape file format");
supportsOption("double","Read x,y,z data as double an stored as geometry in osg::Vec3dArray's.");
}
ReaderWriterOBJ()
{
supportsExtension("obj","Alias Wavefront OBJ format");
supportsOption("noRotation","Do not do the default rotate about X axis");
supportsOption("noTesselateLargePolygons","Do not do the default tesselation of large polygons");
supportsOption("noTriStripPolygons","Do not do the default tri stripping of polygons");
supportsOption("generateFacetNormals","generate facet normals for verticies without normals");
supportsOption("DIFFUSE=<unit>", "Set texture unit for diffuse texture");
supportsOption("AMBIENT=<unit>", "Set texture unit for ambient texture");
supportsOption("SPECULAR=<unit>", "Set texture unit for specular texture");
supportsOption("SPECULAR_EXPONENT=<unit>", "Set texture unit for specular exponent texture");
supportsOption("OPACITY=<unit>", "Set texture unit for opacity/dissolve texture");
supportsOption("BUMP=<unit>", "Set texture unit for bumpmap texture");
supportsOption("DISPLACEMENT=<unit>", "Set texture unit for displacement texture");
supportsOption("REFLECTION=<unit>", "Set texture unit for reflection texture");
}
/*!
\since 5.4
Returns the list of subtypes supported by an image.
*/
QList<QByteArray> QImageWriter::supportedSubTypes() const
{
if (!supportsOption(QImageIOHandler::SupportedSubTypes))
return QList<QByteArray>();
return d->handler->option(QImageIOHandler::SupportedSubTypes).value< QList<QByteArray> >();
}
bool QWebpHandler::write(const QImage &image)
{
if (image.isNull()) {
qWarning() << "source image is null.";
return false;
}
QImage srcImage = image;
#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN
if (srcImage.format() != QImage::Format_ARGB32)
srcImage = srcImage.convertToFormat(QImage::Format_ARGB32);
#else /* Q_BIG_ENDIAN */
if (srcImage.format() != QImage::Format_RGBA8888)
srcImage = srcImage.convertToFormat(QImage::Format_RGBA8888);
#endif
WebPPicture picture;
WebPConfig config;
if (!WebPPictureInit(&picture) || !WebPConfigInit(&config)) {
qWarning() << "failed to init webp picture and config";
return false;
}
picture.width = srcImage.width();
picture.height = srcImage.height();
picture.use_argb = 1;
#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN
if (!WebPPictureImportBGRA(&picture, srcImage.bits(), srcImage.bytesPerLine())) {
#else /* Q_BIG_ENDIAN */
if (!WebPPictureImportRGBA(&picture, srcImage.bits(), srcImage.bytesPerLine())) {
#endif
qWarning() << "failed to import image data to webp picture.";
WebPPictureFree(&picture);
return false;
}
config.lossless = m_lossless;
config.quality = m_quality;
picture.writer = pictureWriter;
picture.custom_ptr = device();
if (!WebPEncode(&config, &picture)) {
qWarning() << "failed to encode webp picture, error code: " << picture.error_code;
WebPPictureFree(&picture);
return false;
}
WebPPictureFree(&picture);
return true;
}
QVariant QWebpHandler::option(ImageOption option) const
{
if (!supportsOption(option) || !ensureScanned())
return QVariant();
switch (option) {
case Quality:
return m_quality;
case Size:
return QSize(m_width, m_height);
case Animation:
return (m_flags & ANIMATION_FLAG) == ANIMATION_FLAG;
default:
return QVariant();
}
}
void QWebpHandler::setOption(ImageOption option, const QVariant &value)
{
switch (option) {
case Quality:
m_quality = qBound(0, value.toInt(), 100);
m_lossless = (m_quality >= 100);
return;
default:
break;
}
return QImageIOHandler::setOption(option, value);
}
bool QWebpHandler::supportsOption(ImageOption option) const
{
return option == Quality
|| option == Size
|| option == Animation;
}
QByteArray QWebpHandler::name() const
{
return QByteArrayLiteral("webp");
}
int QWebpHandler::imageCount() const
{
if (!ensureScanned())
return 0;
if ((m_flags & ANIMATION_FLAG) == 0)
return 1;
return m_frameCount;
}
int QWebpHandler::currentImageNumber() const
{
if (!ensureScanned())
return 0;
return m_iter.frame_num;
}
QRect QWebpHandler::currentImageRect() const
{
if (!ensureScanned())
return QRect();
return QRect(m_iter.x_offset, m_iter.y_offset, m_iter.width, m_iter.height);
}
bool QWebpHandler::jumpToImage(int imageNumber)
{
if (!ensureScanned())
return false;
WebPDemuxReleaseIterator(&m_iter);
return WebPDemuxGetFrame(m_demuxer, imageNumber, &m_iter);
}
bool QWebpHandler::jumpToNextImage()
{
if (!ensureScanned())
return false;
return WebPDemuxNextFrame(&m_iter);
}
int QWebpHandler::loopCount() const
{
if (!ensureScanned() || (m_flags & ANIMATION_FLAG) == 0)
return 0;
return m_loop;
}
int QWebpHandler::nextImageDelay() const
{
if (!ensureScanned())
return 0;
return m_iter.duration;
}
ReaderWriterDirectX()
{
supportsExtension("x","DirectX scene format");
supportsOption("flipTexture", "flip texture upside-down");
}
