iowriter.cpp

来自「著名的 helix realplayer 基于手机 symbian 系统的 播放」· C++ 代码 · 共 153 行

/* ***** BEGIN LICENSE BLOCK ***** 
 * Version: RCSL 1.0/RPSL 1.0 
 *  
 * Portions Copyright (c) 1995-2002 RealNetworks, Inc. All Rights Reserved. 
 *      
 * The contents of this file, and the files included with this file, are 
 * subject to the current version of the RealNetworks Public Source License 
 * Version 1.0 (the "RPSL") available at 
 * http://www.helixcommunity.org/content/rpsl unless you have licensed 
 * the file under the RealNetworks Community Source License Version 1.0 
 * (the "RCSL") available at http://www.helixcommunity.org/content/rcsl, 
 * in which case the RCSL will apply. You may also obtain the license terms 
 * directly from RealNetworks.  You may not use this file except in 
 * compliance with the RPSL or, if you have a valid RCSL with RealNetworks 
 * applicable to this file, the RCSL.  Please see the applicable RPSL or 
 * RCSL for the rights, obligations and limitations governing use of the 
 * contents of the file.  
 *  
 * This file is part of the Helix DNA Technology. RealNetworks is the 
 * developer of the Original Code and owns the copyrights in the portions 
 * it created. 
 *  
 * This file, and the files included with this file, is distributed and made 
 * available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 
 * EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS 
 * FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
 * 
 * Technology Compatibility Kit Test Suite(s) Location: 
 *    http://www.helixcommunity.org/content/tck 
 * 
 * Contributor(s): 
 *  
 * ***** END LICENSE BLOCK ***** */ 

#include <string.h>
#include "iowriter.h"

FileWriter::FileWriter(const char *fileName, BOOL& failed)
	:
	m_fileName(0),
	m_fpOut(0),
	m_mode(0)
{
	failed = FALSE;

	if(!fileName) {
		failed = TRUE;
		return;
	}
	init(fileName, "w");

}

FileWriter::init(const char* fileName, const char* mode)
{
	int newSize = strlen(fileName)+1;
	m_fileName = new char[newSize];
	strcpy(m_fileName, fileName); /* Flawfinder: ignore */
	newSize = strlen(mode)+1;
	m_mode = new char[newSize];
	strcpy(m_mode, mode); /* Flawfinder: ignore */
}

FileWriter::FileWriter(const char *fileName, const char* mode, BOOL& failed)
	:
	m_fileName(0),
	m_fpOut(0),
	m_mode(0)
{
	failed = FALSE;

	if(!fileName) {
		failed = TRUE;
		return;
	}
	init(fileName, mode);	
}


FileWriter::~FileWriter()
{
	delete [] m_fileName;
	delete [] m_mode;
	Close();
}

void FileWriter::Close()
{	
	if(m_fpOut)
		fclose(m_fpOut);
}

BOOL FileWriter::OpenFile(const char *mode)
{
	if(!m_fileName) 
	{		
		return FALSE;
	}
	m_fpOut= fopen(m_fileName, mode);
	if(!m_fpOut)
		return FALSE;
	return TRUE;
}

BOOL FileWriter::Open()
{
	return OpenFile(m_mode);

}

BOOL FileWriter::Write(char *b, int n)
{
	if(!m_fpOut)
	{
		return FALSE;
	}	
	if (fwrite(b, n, 1, m_fpOut) != 1)
    {
        return FALSE;
    }

    return TRUE;
}

YUVFileWriter::YUVFileWriter(const char *filename, HXVA_Image_Format& out_format, BOOL& failed)
	:
	FileWriter()
{
	failed = FALSE;
	if(out_format.fid != HXVA_FID_YUV12 && out_format.fid != HXVA_FID_IYUV)
	{
		failed = TRUE;
		return;
	}
	m_out_format = out_format;
	init(filename, "wb+");
}

BOOL YUVFileWriter::Write(const HXVA_Image& out)
{
	int n;
	char *b;
	n = out.size;
	if(n == 0)
		return FALSE;
	b = (char*) out.GetBasePointer();
	if(!b)
		return FALSE;
	return FileWriter::Write(b, n);
}