/******************************************************************************
*
* Copyright (c) 2015 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
*
* JPGFile.h
*
*****************************************************************************/
//2017/09/02 Modified to use fullpath in JPGFile constructor.
#pragma once
#include <oz++/CommonObject.h>
#include <oz++/Exception.h>
#include <oz++/ModuleFileName.h>
#include <jpeglib.h>
namespace OZ {
class JPGFile :public CommonObject {
protected:
typedef enum {
READER = 0,
WRITER = 1,
} OPERATION;
private:
FILE* fp;
OPERATION operation;
private:
JPGFile()
{
}
protected:
JPGFile(OPERATION operation,const char* filename)
:fp(NULL),
operation(operation)
{
if (filename == NULL) {
throw IException("Invalid argument");
}
//2017/09/02
ModuleFileName module;
char fullpath[PATH_MAX];
if (filename[0] != SLASH) {
sprintf(fullpath, "%s/%s", module.getPath(), filename);
} else {
sprintf(fullpath, "%s", filename);
}
static const char* mode[] = { "rb", "wb" };
fp = fopen(fullpath, mode[operation]);
if (fp == NULL) {
throw IException("Failed to open %s", filename);
}
}
~JPGFile()
{
close();
}
FILE* getFP()
{
return fp;
}
void close()
{
if (fp) {
fclose(fp);
fp = NULL;
}
}
};
}