/// <summary>
/// Converts the .gf pixel data to raw bitmap data, including for the mipmaps
/// </summary>
/// <param name="gf">The GF file data</param>
/// <returns>The raw bitmap data for every image, including the mipmaps</returns>
public static IEnumerable <RawBitmapData> GetRawBitmapDatas(this GF gf)
{
int offset = 0;
// Return the main image
yield return(gf.GetRawBitmapData(offset));
// Return mipmaps
foreach ((int Width, int Height)mipmap in gf.GetExclusiveMipmapSizes())
{
// Calculate the size
int size = mipmap.Width * mipmap.Height * gf.Channels;
// Make sure the size is valid
if (size <= 0)
{
continue;
}
// Return the bitmap
yield return(gf.GetRawBitmapData(mipmap.Width, mipmap.Height, offset));
// Get the offset
offset += size;
}
}
/// <summary>
/// Loads the thumbnail and display info for the file
/// </summary>
/// <param name="inputStream">The file data stream</param>
/// <param name="fileExtension">The file extension</param>
/// <param name="width">The thumbnail width</param>
/// <param name="manager">The manager</param>
/// <returns>The thumbnail data</returns>
public ArchiveFileThumbnailData LoadThumbnail(ArchiveFileStream inputStream, FileExtension fileExtension, int width, IArchiveDataManager manager)
{
// Load the file
GF file = GetFileContent(inputStream, manager);
// Load the raw bitmap data
RawBitmapData rawBmp = file.GetRawBitmapData(width, (int)(file.Height / ((double)file.Width / width)));
var format = rawBmp.PixelFormat == PixelFormat.Format32bppArgb ? PixelFormats.Bgra32 : PixelFormats.Bgr24;
// Get a thumbnail source
BitmapSource thumbnailSource = BitmapSource.Create(rawBmp.Width, rawBmp.Height, 96, 96, format, null, rawBmp.PixelData, (rawBmp.Width * format.BitsPerPixel + 7) / 8);
// Get the thumbnail with the specified size
return(new ArchiveFileThumbnailData(thumbnailSource, new DuoGridItemViewModel[]
{
new DuoGridItemViewModel(
header: new ResourceLocString(nameof(Resources.Archive_FileInfo_Img_Size)),
text: $"{file.Width}x{file.Height}"),
new DuoGridItemViewModel(
header: new ResourceLocString(nameof(Resources.Archive_FileInfo_Img_HasAlpha)),
text: new GeneratedLocString(() => $"{file.PixelFormat.SupportsTransparency()}")),
new DuoGridItemViewModel(
header: new ResourceLocString(nameof(Resources.Archive_FileInfo_Img_Mipmaps)),
text: $"{file.ExclusiveMipmapCount}"),
new DuoGridItemViewModel(
header: new ResourceLocString(nameof(Resources.Archive_FileInfo_Format)),
text: $"{file.PixelFormat.ToString().Replace("Format_", "")}",
minUserLevel: UserLevel.Technical),
}));
}
/// <summary> /// Converts the .gf pixel data to raw bitmap data /// </summary> /// <param name="gf">The GF file data</param> /// <param name="offset">The offset in the pixel array</param> /// <returns>The raw image data</returns> public static RawBitmapData GetRawBitmapData(this GF gf, int offset = 0) => gf.GetRawBitmapData(gf.Width, gf.Height, offset);
