| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef _JPEG_H |
| #define _JPEG_H |
| |
| #if defined( ICC ) |
| #include <stdio.h> |
| #endif |
| |
| #if defined (UNX) || defined(__MINGW32__) |
| #include <sys/types.h> |
| #endif |
| |
| struct JPEGCreateBitmapParam |
| { |
| unsigned long nWidth; |
| unsigned long nHeight; |
| unsigned long density_unit; |
| unsigned long X_density; |
| unsigned long Y_density; |
| long bGray; |
| |
| long nAlignedWidth; // these members will be filled by the |
| long bTopDown; // CreateBitmap method in svtools |
| }; |
| |
| typedef struct my_error_mgr* my_error_ptr; |
| typedef unsigned char* HPBYTE; |
| |
| void* JPEGMalloc( size_t size ); |
| void JPEGFree( void *ptr ); |
| long JPEGCallback( void* pCallbackData, long nPercent ); |
| |
| long WriteJPEG( void* pJPEGWriter, void* pOStm, long nWidth, long nHeight, long bGreyScale, |
| long nQualityPercent, void* pCallbackData ); |
| void* GetScanline( void* pJPEGWriter, long nY ); |
| |
| void ReadJPEG( void* pJPEGReader, void* pIStm, long* pLines ); |
| void* CreateBitmap( void* pJPEGReader, void* pJPEGCreateBitmapParam ); |
| |
| /* TODO: when incompatible changes are possible again |
| the preview size hint should be redone */ |
| void SetJpegPreviewSizeHint( int nWidth, int nHeight ); |
| |
| #endif |