From 5f1ab04193ad0130ca8204aadaceae083aca9881 Mon Sep 17 00:00:00 2001 From: Feng Qian Date: Wed, 17 Jun 2009 12:12:20 -0700 Subject: Get WebKit r44544. --- WebCore/platform/graphics/qt/ImageDecoderQt.cpp | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'WebCore/platform/graphics/qt/ImageDecoderQt.cpp') diff --git a/WebCore/platform/graphics/qt/ImageDecoderQt.cpp b/WebCore/platform/graphics/qt/ImageDecoderQt.cpp index 394c7a7..cd32428 100644 --- a/WebCore/platform/graphics/qt/ImageDecoderQt.cpp +++ b/WebCore/platform/graphics/qt/ImageDecoderQt.cpp @@ -197,7 +197,8 @@ ImageDecoderQt* ImageDecoderQt::create(const SharedBuffer& data) } ImageDecoderQt::ImageDecoderQt(const QString &imageFormat) - : m_imageFormat(imageFormat) + : m_hasAlphaChannel(false) + , m_imageFormat(imageFormat) { } @@ -212,6 +213,7 @@ bool ImageDecoderQt::hasFirstImageHeader() const void ImageDecoderQt::reset() { + m_hasAlphaChannel = false; m_failed = false; m_imageList.clear(); m_pixmapCache.clear(); @@ -230,6 +232,9 @@ void ImageDecoderQt::setData(const IncomingData &data, bool allDataReceived) const ReadContext::ReadResult readResult = readContext.read(allDataReceived); + if (hasFirstImageHeader()) + m_hasAlphaChannel = m_imageList[0].m_image.hasAlphaChannel(); + if (debugImageDecoderQt) qDebug() << " read returns " << readResult; @@ -280,7 +285,7 @@ int ImageDecoderQt::repetitionCount() const bool ImageDecoderQt::supportsAlpha() const { - return hasFirstImageHeader() && m_imageList[0].m_image.hasAlphaChannel(); + return m_hasAlphaChannel; } int ImageDecoderQt::duration(size_t index) const @@ -314,6 +319,10 @@ QPixmap* ImageDecoderQt::imageAtIndex(size_t index) const if (!m_pixmapCache.contains(index)) { m_pixmapCache.insert(index, QPixmap::fromImage(m_imageList[index].m_image)); + + // store null image since the converted pixmap is already in pixmap cache + Q_ASSERT(m_imageList[index].m_imageState == ImageComplete); + m_imageList[index].m_image = QImage(); } return &m_pixmapCache[index]; } -- cgit v1.1