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/*
* This file is part of the Colobot: Gold Edition source code
* Copyright (C) 2001-2014, Daniel Roux, EPSITEC SA & TerranovaTeam
* http://epsiteс.ch; http://colobot.info; http://github.com/colobot
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://gnu.org/licenses
*/
#include "common/resources/sndfile.h"
#include <cstring>
CSNDFile::CSNDFile(const std::string& filename)
: m_file_info{}
, m_snd_file{nullptr}
, m_file{nullptr}
, m_last_error{}
, m_snd_callbacks{SNDLength, SNDSeek, SNDRead, SNDWrite, SNDTell}
{
if (PHYSFS_isInit())
{
m_file = PHYSFS_openRead(filename.c_str());
}
else
{
m_last_error = "Resource system not started!";
}
if (m_file)
{
m_snd_file = sf_open_virtual(&m_snd_callbacks, SFM_READ, &m_file_info, m_file);
if (!m_snd_file)
{
m_last_error = "Could not load file";
}
}
else
{
m_last_error = std::string(PHYSFS_getLastError());
}
}
CSNDFile::~CSNDFile()
{
if (m_file)
{
PHYSFS_close(m_file);
if (m_snd_file)
{
sf_close(m_snd_file);
}
}
}
bool CSNDFile::IsOpen()
{
return m_file && m_snd_file;
}
SF_INFO &CSNDFile::GetFileInfo()
{
return m_file_info;
}
std::string& CSNDFile::GetLastError()
{
return m_last_error;
}
sf_count_t CSNDFile::Read(short int *ptr, sf_count_t items)
{
return sf_read_short(m_snd_file, ptr, items);
}
sf_count_t CSNDFile::SNDLength(void *data)
{
return PHYSFS_fileLength(static_cast<PHYSFS_File *>(data));
}
sf_count_t CSNDFile::SNDRead(void *ptr, sf_count_t count, void *data)
{
return PHYSFS_read(static_cast<PHYSFS_File *>(data), ptr, 1, count);
}
sf_count_t CSNDFile::SNDSeek(sf_count_t offset, int whence, void *data)
{
PHYSFS_File *file = static_cast<PHYSFS_File *>(data);
switch(whence)
{
case SEEK_CUR:
PHYSFS_seek(file, PHYSFS_tell(file) + offset);
break;
case SEEK_SET:
PHYSFS_seek(file, offset);
break;
case SEEK_END:
PHYSFS_seek(file, PHYSFS_fileLength(file) + offset);
break;
}
return PHYSFS_tell(file);
}
sf_count_t CSNDFile::SNDTell(void *data)
{
return PHYSFS_tell(static_cast<PHYSFS_File *>(data));
}
sf_count_t CSNDFile::SNDWrite(const void *ptr, sf_count_t count, void *data)
{
return PHYSFS_write(static_cast<PHYSFS_File *>(data), ptr, 1, count);
}
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