diff options
Diffstat (limited to 'WebCore/platform/graphics/qt/ImageBufferQt.cpp')
| -rw-r--r-- | WebCore/platform/graphics/qt/ImageBufferQt.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/WebCore/platform/graphics/qt/ImageBufferQt.cpp b/WebCore/platform/graphics/qt/ImageBufferQt.cpp index 4245ee5..bee15f2 100644 --- a/WebCore/platform/graphics/qt/ImageBufferQt.cpp +++ b/WebCore/platform/graphics/qt/ImageBufferQt.cpp @@ -2,6 +2,7 @@ * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org> * Copyright (C) 2008 Holger Hans Peter Freyther * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> + * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -275,9 +276,10 @@ void ImageBuffer::putPremultipliedImageData(ImageData* source, const IntRect& so // We get a mimeType here but QImageWriter does not support mimetypes but // only formats (png, gif, jpeg..., xpm). So assume we get image/ as image // mimetypes and then remove the image/ to get the Qt format. -String ImageBuffer::toDataURL(const String& mimeType) const +String ImageBuffer::toDataURL(const String& mimeType, double quality) const { ASSERT(MIMETypeRegistry::isSupportedImageMIMETypeForEncoding(mimeType)); + ASSERT(0.0 <= quality && quality <= 1.0); if (!mimeType.startsWith("image/")) return "data:,"; @@ -287,8 +289,10 @@ String ImageBuffer::toDataURL(const String& mimeType) const QBuffer buffer(&data); buffer.open(QBuffer::WriteOnly); - if (!m_data.m_pixmap.save(&buffer, mimeType.substring(sizeof "image").utf8().data())) + if (!m_data.m_pixmap.save(&buffer, mimeType.substring(sizeof "image").utf8().data(), quality * 100 + 0.5)) { + buffer.close(); return "data:,"; + } buffer.close(); return String::format("data:%s;base64,%s", mimeType.utf8().data(), data.toBase64().data()); |