/// <summary>
/// Extract item icons to the target destination
/// </summary>
/// <param name="itemsArcFullpath">Full path to items.arc</param>
/// <param name="destinationFolder"></param>
public static void ExtractItemIcons(string itemsArcFullpath, string destinationFolder)
{
logger.Debug($"Extracting item icons from {itemsArcFullpath} to {destinationFolder}");
try {
if (!File.Exists(itemsArcFullpath))
{
logger.Warn($"The file {itemsArcFullpath} does not exist, icon extraction aborted.");
}
else if (!Directory.Exists(destinationFolder))
{
logger.Warn($"The specified output folder {destinationFolder} does not exist, icon extraction aborted.");
}
else
{
Decompress dc = new Decompress(itemsArcFullpath, true);
dc.decompress();
foreach (string icon in dc.strings)
{
byte[] b = dc.GetTexture(icon);
if (b != null && !icon.EndsWith("_dif.tex") && !icon.EndsWith("_nml.tex"))
{
try {
Image img = ExtractImage(b);
img?.Save(Path.Combine(destinationFolder, $@"{Path.GetFileName(icon)}.png"), ImageFormat.Png);
}
catch (Exception ex) {
logger.Warn($"Error extracting icon \"{icon}\", {ex.Message}", ex);
}
}
}
}
}
catch (UnauthorizedAccessException) {
logger.Warn("Tried to parse GD icons while GD was running: Access denied");
throw;
}
logger.Debug("Item icon extraction complete");
}
/// <summary>
/// Extract item icons to the target destination
/// </summary>
/// <param name="itemsArcFullPath">Full path to items.arc</param>
/// <param name="destinationFolder"></param>
public static void ExtractItemIcons(string itemsArcFullPath, string destinationFolder)
{
const int KiloByte30 = 1024 * 45;
logger.Debug($"Extracting item icons from {itemsArcFullPath} to {destinationFolder}");
try {
if (!File.Exists(itemsArcFullPath))
{
logger.Warn($"The file {itemsArcFullPath} does not exist, icon extraction aborted.");
}
else if (!Directory.Exists(destinationFolder))
{
logger.Warn($"The specified output folder {destinationFolder} does not exist, icon extraction aborted.");
}
else
{
var dc = new Decompress(itemsArcFullPath, true);
dc.decompress();
foreach (var icon in dc.strings)
{
var b = dc.GetTexture(icon);
if (b == null)
{
continue;
}
if (b.Length > KiloByte30)
{
logger.Warn($"Skipping {icon}, size is {b.Length / 1024}kb, max limit {KiloByte30 / 1024}kb");
continue;
}
if (icon.EndsWith(".png"))
{
var imagePath = Path.Combine(destinationFolder, $@"{Path.GetFileName(icon)}");
if (File.Exists(imagePath))
{
continue;
}
try {
using (var image = Image.FromStream(new MemoryStream(b))) {
var h = image.Height;
var w = image.Width;
// Anything bigger than 128 is likely a real texture
if (w > 128 || h > 128)
{
continue;
}
// Anything bigger than 96, and square is most likely a real texture
if ((w > 96 || h > 96) && w == h)
{
continue;
}
image.Save(imagePath);
}
}
catch (Exception ex) {
logger.Warn($"Error extracting icon \"{icon}\", {ex.Message}", ex);
}
}
else if (!icon.EndsWith("_nml.tex") &&
!icon.EndsWith(".anm") &&
!icon.EndsWith(".pfx") &&
!icon.EndsWith(".wav") &&
!icon.EndsWith("bmp.tex") &&
!icon.EndsWith("_spec.tex") &&
!icon.EndsWith("_glo.tex") &&
!icon.EndsWith("_g.tex") &&
!icon.EndsWith(".txt") &&
!icon.EndsWith(".mt1") &&
!icon.EndsWith(".obj"))
{
// TODO: Should make this a whitelist instead
try {
var imagePath = Path.Combine(destinationFolder, $@"{Path.GetFileName(icon)}.png");
logger.Debug($"Parsing icon {icon}");
if (File.Exists(imagePath))
{
continue;
}
var img = ExtractImage(b);
img?.Save(imagePath, ImageFormat.Png);
}
catch (Exception ex) {
logger.Warn($"Error extracting icon \"{icon}\", {ex.Message}", ex);
}
}
}
}
}
catch (UnauthorizedAccessException) {
logger.Warn("Tried to parse GD icons while GD was running: Access denied");
throw;
}
logger.Debug("Item icon extraction complete");
}