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dolphin/Source/Core/DiscIO/Src/BannerLoaderWii.cpp

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// Copyright (C) 2003 Dolphin Project.
// 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, version 2.0.
// 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 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include <stdio.h>
#include <algorithm>
#include "Common.h"
#include "ColorUtil.h"
#include "BannerLoaderWii.h"
#include "VolumeCreator.h"
#include "FileUtil.h"
#include "FileHandlerARC.h"
// HyperIris: dunno if this suitable, may be need move.
#ifdef _WIN32
#include <Windows.h>
#else
#include <sys/param.h>
#ifndef ANDROID
#include <iconv.h>
#endif
#include <errno.h>
#endif
#ifndef ICONV_CONST
#if defined __FreeBSD__ || __NetBSD__
#define ICONV_CONST const
#else
#define ICONV_CONST
#endif
#endif
namespace DiscIO
{
CBannerLoaderWii::CBannerLoaderWii(DiscIO::IVolume *pVolume)
: m_pBannerFile(NULL)
, m_IsValid(false)
{
char Filename[260];
u64 TitleID;
pVolume->GetTitleID((u8*)&TitleID);
TitleID = Common::swap64(TitleID);
sprintf(Filename, "%stitle/%08x/%08x/data/banner.bin",
File::GetUserPath(D_WIIUSER_IDX).c_str(), (u32)(TitleID>>32), (u32)TitleID);
if (!File::Exists(Filename))
{
// TODO(XK): Finish the 'commented' code. Turns out the banner.bin
// from the savefiles is very different from the banner.bin
// inside opening.bnr
#if 0
char bnrFilename[260], titleFolder[260];
// Creating title folder
sprintf(titleFolder, "%stitle/%08x/%08x/data/",
File::GetUserPath(D_WIIUSER_IDX).c_str(), (u32)(TitleID>>32), (u32)TitleID);
if(!File::Exists(titleFolder))
File::CreateFullPath(titleFolder);
// Extracting banner.bin from opening.bnr
sprintf(bnrFilename, "%stitle/%08x/%08x/data/opening.bnr",
File::GetUserPath(D_WIIUSER_IDX).c_str(), (u32)(TitleID>>32), (u32)TitleID);
if(!_rFileSystem.ExportFile("opening.bnr", bnrFilename)) {
m_IsValid = false;
return;
}
CARCFile bnrArc (bnrFilename, 0x600);
if(!bnrArc.ExportFile("meta/banner.bin", Filename)) {
m_IsValid = false;
return;
}
// Now we have an LZ77-compressed file with a short IMD5 header
// TODO: Finish the job
File::Delete(bnrFilename);
#else
m_IsValid = false;
return;
#endif
}
// load the banner.bin
size_t FileSize = (size_t) File::GetSize(Filename);
if (FileSize > 0)
{
m_pBannerFile = new u8[FileSize];
File::IOFile pFile(Filename, "rb");
if (pFile)
{
pFile.ReadBytes(m_pBannerFile, FileSize);
m_IsValid = true;
}
}
}
CBannerLoaderWii::~CBannerLoaderWii()
{
if (m_pBannerFile)
{
delete [] m_pBannerFile;
m_pBannerFile = NULL;
}
}
bool CBannerLoaderWii::IsValid()
{
return m_IsValid;
}
static inline u32 Average32(u32 a, u32 b) {
return ((a >> 1) & 0x7f7f7f7f) + ((b >> 1) & 0x7f7f7f7f);
}
static inline u32 GetPixel(u32 *buffer, unsigned int x, unsigned int y) {
// thanks to unsignedness, these also check for <0 automatically.
if (x > 191) return 0;
if (y > 63) return 0;
return buffer[y * 192 + x];
}
bool CBannerLoaderWii::GetBanner(u32* _pBannerImage)
{
if (IsValid())
{
SWiiBanner* pBanner = (SWiiBanner*)m_pBannerFile;
u32* Buffer = new u32[192 * 64];
decode5A3image(Buffer, (u16*)pBanner->m_BannerTexture, 192, 64);
for (int y = 0; y < 32; y++)
{
for (int x = 0; x < 96; x++)
{
// simplified plus-shaped "gaussian"
u32 surround = Average32(
Average32(GetPixel(Buffer, x*2 - 1, y*2), GetPixel(Buffer, x*2 + 1, y*2)),
Average32(GetPixel(Buffer, x*2, y*2 - 1), GetPixel(Buffer, x*2, y*2 + 1)));
_pBannerImage[y * 96 + x] = Average32(GetPixel(Buffer, x*2, y*2), surround);
}
}
delete[] Buffer;
}
return true;
}
bool CBannerLoaderWii::GetStringFromComments(const CommentIndex index, std::string& s)
{
bool ret = false;
if (IsValid())
{
// find Banner type
SWiiBanner *pBanner = (SWiiBanner*)m_pBannerFile;
// TODO: trim NULLs
ret = CopyBeUnicodeToString(s, pBanner->m_Comment[index], COMMENT_SIZE);
}
return ret;
}
bool CBannerLoaderWii::GetStringFromComments(const CommentIndex index, std::wstring& s)
{
if (IsValid())
{
// find Banner type
SWiiBanner* pBanner = (SWiiBanner*)m_pBannerFile;
std::wstring description;
for (int i = 0; i < COMMENT_SIZE; ++i)
description.push_back(Common::swap16(pBanner->m_Comment[index][i]));
s = description;
return true;
}
return false;
}
std::vector<std::string> CBannerLoaderWii::GetNames()
{
std::vector<std::string> ret(1);
if (!GetStringFromComments(NAME_IDX, ret[0]))
ret.clear();
return ret;
}
std::string CBannerLoaderWii::GetCompany()
{
return "";
}
std::vector<std::string> CBannerLoaderWii::GetDescriptions()
{
std::vector<std::string> result(1);
if (!GetStringFromComments(DESC_IDX, result[0]))
result.clear();
return result;
}
void CBannerLoaderWii::decode5A3image(u32* dst, u16* src, int width, int height)
{
for (int y = 0; y < height; y += 4)
{
for (int x = 0; x < width; x += 4)
{
for (int iy = 0; iy < 4; iy++, src += 4)
{
for (int ix = 0; ix < 4; ix++)
{
u32 RGBA = ColorUtil::Decode5A3(Common::swap16(src[ix]));
dst[(y + iy) * width + (x + ix)] = RGBA;
}
}
}
}
}
bool CBannerLoaderWii::CopyBeUnicodeToString( std::string& _rDestination, const u16* _src, int length )
{
bool returnCode = false;
#ifdef _WIN32
if (_src)
{
std::wstring src;
src.resize(length);
std::transform(_src, _src + length, &src[0], (u16(&)(u16))Common::swap16);
_rDestination = UTF16ToUTF8(src);
returnCode = true;
}
#else
#ifdef ANDROID
return false;
#else
if (_src)
{
iconv_t conv_desc = iconv_open("UTF-8", "CP932");
if (conv_desc == (iconv_t) -1)
{
// Initialization failure.
if (errno == EINVAL)
{
ERROR_LOG(DISCIO, "Conversion from CP932 to UTF-8 is not supported.");
}
else
{
ERROR_LOG(DISCIO, "Iconv initialization failure: %s\n", strerror (errno));
}
return false;
}
char* src_buffer = new char[length];
for (int i = 0; i < length; i++)
src_buffer[i] = swap16(_src[i]);
size_t inbytes = sizeof(char) * length;
size_t outbytes = 2 * inbytes;
char* utf8_buffer = new char[outbytes + 1];
memset(utf8_buffer, 0, (outbytes + 1) * sizeof(char));
// Save the buffer locations because iconv increments them
char* utf8_buffer_start = utf8_buffer;
char* src_buffer_start = src_buffer;
size_t iconv_size = iconv(conv_desc,
(ICONV_CONST char**)&src_buffer, &inbytes,
&utf8_buffer, &outbytes);
// Handle failures
if (iconv_size == (size_t) -1)
{
ERROR_LOG(DISCIO, "iconv failed.");
switch (errno) {
case EILSEQ:
ERROR_LOG(DISCIO, "Invalid multibyte sequence.");
break;
case EINVAL:
ERROR_LOG(DISCIO, "Incomplete multibyte sequence.");
break;
case E2BIG:
ERROR_LOG(DISCIO, "Insufficient space allocated for output buffer.");
break;
default:
ERROR_LOG(DISCIO, "Error: %s.", strerror(errno));
}
}
else
{
_rDestination = utf8_buffer_start;
returnCode = true;
}
delete[] utf8_buffer_start;
delete[] src_buffer_start;
iconv_close(conv_desc);
}
#endif
#endif
return returnCode;
}
} // namespace
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