mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
109 lines
3.3 KiB
C++
109 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 2001
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Stuart Parmenter <pavlov@netscape.com>
|
|
* Bobby Holley <bobbyholley@gmail.com>
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#ifndef nsPNGDecoder_h__
|
|
#define nsPNGDecoder_h__
|
|
|
|
#include "imgIDecoder.h"
|
|
|
|
#include "imgIContainer.h"
|
|
#include "imgIDecoderObserver.h"
|
|
#include "gfxASurface.h"
|
|
|
|
#include "nsCOMPtr.h"
|
|
|
|
#include "png.h"
|
|
|
|
#include "qcms.h"
|
|
|
|
#define NS_PNGDECODER_CID \
|
|
{ /* 36fa00c2-1dd2-11b2-be07-d16eeb4c50ed */ \
|
|
0x36fa00c2, \
|
|
0x1dd2, \
|
|
0x11b2, \
|
|
{0xbe, 0x07, 0xd1, 0x6e, 0xeb, 0x4c, 0x50, 0xed} \
|
|
}
|
|
|
|
class nsPNGDecoder : public imgIDecoder
|
|
{
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
NS_DECL_IMGIDECODER
|
|
|
|
nsPNGDecoder();
|
|
virtual ~nsPNGDecoder();
|
|
|
|
void CreateFrame(png_uint_32 x_offset, png_uint_32 y_offset,
|
|
PRInt32 width, PRInt32 height,
|
|
gfxASurface::gfxImageFormat format);
|
|
void SetAnimFrameInfo();
|
|
|
|
void EndImageFrame();
|
|
void NotifyDone(PRBool aSuccess);
|
|
|
|
public:
|
|
nsCOMPtr<imgIContainer> mImage;
|
|
nsCOMPtr<imgIDecoderObserver> mObserver;
|
|
PRUint32 mFlags;
|
|
|
|
png_structp mPNG;
|
|
png_infop mInfo;
|
|
nsIntRect mFrameRect;
|
|
PRUint8 *mCMSLine;
|
|
PRUint8 *interlacebuf;
|
|
PRUint8 *mImageData;
|
|
qcms_profile *mInProfile;
|
|
qcms_transform *mTransform;
|
|
|
|
gfxASurface::gfxImageFormat format;
|
|
|
|
// For header-only decodes
|
|
PRUint8 *mHeaderBuf;
|
|
PRUint32 mHeaderBytesRead;
|
|
|
|
PRUint8 mChannels;
|
|
PRPackedBool mError;
|
|
PRPackedBool mFrameHasNoAlpha;
|
|
PRPackedBool mFrameIsHidden;
|
|
PRPackedBool mNotifiedDone;
|
|
};
|
|
|
|
#endif // nsPNGDecoder_h__
|