diff options
Diffstat (limited to 'WebCore/platform/image-decoders/skia/BMPImageDecoder.cpp')
-rw-r--r-- | WebCore/platform/image-decoders/skia/BMPImageDecoder.cpp | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/WebCore/platform/image-decoders/skia/BMPImageDecoder.cpp b/WebCore/platform/image-decoders/skia/BMPImageDecoder.cpp deleted file mode 100644 index 08d5df5..0000000 --- a/WebCore/platform/image-decoders/skia/BMPImageDecoder.cpp +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (c) 2008, 2009, Google Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following disclaimer - * in the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "BMPImageDecoder.h" - -namespace WebCore { - -// Number of bits in .BMP used to store the file header (doesn't match -// "sizeof(BMPImageDecoder::BitmapFileHeader)" since we omit some fields and -// don't pack). -static const size_t sizeOfFileHeader = 14; - -void BMPImageDecoder::decodeImage(SharedBuffer* data) -{ - // Read and process file header. - if ((m_decodedOffset < sizeOfFileHeader) && !processFileHeader(data)) - return; - - // Decode BMP. - decodeBMP(data); -} - -bool BMPImageDecoder::processFileHeader(SharedBuffer* data) -{ - // Read file header. - ASSERT(!m_decodedOffset); - if (data->size() < sizeOfFileHeader) - return false; - const uint16_t fileType = - (data->data()[0] << 8) | static_cast<uint8_t>(data->data()[1]); - m_imgDataOffset = readUint32(data, 10); - m_decodedOffset = m_headerOffset = sizeOfFileHeader; - - // See if this is a bitmap filetype we understand. - enum { - BMAP = 'BM', - // The following additional OS/2 2.x header values (see - // http://www.fileformat.info/format/os2bmp/egff.htm ) aren't widely - // decoded, and are unlikely to be in much use. - /* - ICON = 'IC', - POINTER = 'PT', - COLORICON = 'CI', - COLORPOINTER = 'CP', - BITMAPARRAY = 'BA', - */ - }; - if (fileType != BMAP) - m_failed = true; - - return !m_failed; -} - -} // namespace WebCore |