dolphin/Source/Core/VideoCommon/Src/ImageWrite.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 <list>
#include <vector>
#include "ImageWrite.h"
#include "FileUtil.h"
#pragma pack(push, 1)
struct TGA_HEADER
{
u8 identsize; // size of ID field that follows 18 u8 header (0 usually)
u8 colourmaptype; // type of colour map 0=none, 1=has palette
u8 imagetype; // type of image 0=none,1=indexed,2=rgb,3=grey,+8=rle packed
s16 colourmapstart; // first colour map entry in palette
s16 colourmaplength; // number of colours in palette
u8 colourmapbits; // number of bits per palette entry 15,16,24,32
s16 xstart; // image x origin
s16 ystart; // image y origin
s16 width; // image width in pixels
s16 height; // image height in pixels
u8 bits; // image bits per pixel 8,16,24,32
u8 descriptor; // image descriptor bits (vh flip bits)
// pixel data follows header
};
#pragma pack(pop)
bool SaveTGA(const char* filename, int width, int height, void* pdata)
{
TGA_HEADER hdr;
File::IOFile f(filename, "wb");
if (!f)
return false;
_assert_(sizeof(TGA_HEADER) == 18 && sizeof(hdr) == 18);
memset(&hdr, 0, sizeof(hdr));
hdr.imagetype = 2;
hdr.bits = 32;
hdr.width = width;
hdr.height = height;
hdr.descriptor |= 8|(1<<5); // 8bit alpha, flip vertical
f.WriteArray(&hdr, 1);
f.WriteBytes(pdata, width * height * 4);
return true;
}
bool SaveData(const char* filename, const char* data)
{
std::ofstream f(filename, std::ios::binary);
f << data;
return true;
}